@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=optional");

/* LC — Learn & Create
   Canonical stylesheet. Legacy visual files were consolidated here on 2026-08-31.
   Order is intentional: brand tokens → structural base → components → learning → Design System 2.0.
*/

:root{
  --lc-ink:#07111F;
  --lc-navy:#0D1B2E;
  --lc-blue:#2878FF;
  --lc-blue-deep:#1765F2;
  --lc-mint:#38E6B0;
  --lc-white:#F6F8FC;
  --lc-text-primary:#F6F8FC;
  --lc-text-secondary:#9DACC1;
  --lc-border:#1F2A3A;
  --lc-divider:#152033;
  --lc-surface-2:#11243B;
  --lc-surface-3:#152B45;
  --lc-success:#38E6B0;
  --lc-warning:#FFB020;
  --lc-error:#FF4D4F;
  --lc-info:#2878FF;
  --lc-font:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --lc-radius-card:16px;
  --lc-radius-control:12px;
  --lc-radius-sheet:24px;
  --lc-motion-fast:150ms;
  --lc-motion-base:200ms;
  --lc-motion-slow:250ms;
  --lc-ease:cubic-bezier(.2,0,0,1);
}


html{font-family:var(--lc-font)}
body,button,input,textarea,select{font-family:var(--lc-font)}

/* --- structural base (consolidated from styles.css) --- */
:root{--bg:#07111F;--bg2:#0D1B2E;--panel:#0D1B2E;--panel2:#11243B;--panel3:#152B45;--text:#F6F8FC;--muted:#9DACC1;--line:#1F2A3A;--blue:#2878FF;--blue2:#1765F2;--purple:#2878FF;--cyan:#38E6B0;--ok:#38E6B0;--warn:#FFB020;--danger:#FF4D4F;--r:18px;--r2:13px;--shadow:0 22px 70px rgba(0,0,0,.3);--max:1280px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;color:var(--text);font-family:var(--lc-font);background:radial-gradient(circle at 55% -10%,rgba(35,93,255,.16),transparent 34%),linear-gradient(180deg,#050b16 0%,#07111f 100%)}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}img{max-width:100%}.hidden{display:none!important}.muted{color:var(--muted)}.eyebrow{color:#58a6ff;font-size:12px;font-weight:900;letter-spacing:.15em;text-transform:uppercase}.brand{height:52px;display:flex;align-items:center}.brand img{width:200px;height:auto}.container{width:min(var(--max),calc(100% - 36px));margin:auto}.page{padding:30px 0 56px}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(30px,3.1vw,46px);letter-spacing:-.035em}h2{letter-spacing:-.025em}.card{background:linear-gradient(180deg,rgba(15,30,54,.96),rgba(8,19,35,.98));border:1px solid var(--line);border-radius:var(--r);box-shadow:0 1px 0 rgba(255,255,255,.025) inset}.card-pad{padding:22px}.topbar{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:18px 0 24px}.topbar-actions{display:flex;gap:10px;flex-wrap:wrap}.btn,.btn-secondary,.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:0 17px;border:1px solid transparent;border-radius:12px;font-weight:800;transition:.18s ease}.btn{color:white;background:linear-gradient(135deg,var(--blue),var(--blue2) 58%,var(--purple));box-shadow:0 10px 28px rgba(40,93,255,.25)}.btn:hover{transform:translateY(-1px);filter:brightness(1.08)}.btn-secondary{color:var(--text);background:#10203a;border-color:#243d60}.btn-ghost{color:var(--muted);background:transparent;border-color:#1d3350}.btn:disabled,.btn-secondary:disabled{opacity:.5;cursor:not-allowed;transform:none}.hero-title{font-size:clamp(42px,6vw,78px);line-height:.98;letter-spacing:-.055em}.hero-title span{background:linear-gradient(90deg,#2878FF,#4598FF,#38E6B0);-webkit-background-clip:text;background-clip:text;color:transparent}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.kpis{display:flex;flex-wrap:wrap;gap:10px}.kpis span,.badge{border:1px solid var(--line);background:#0b1a30;border-radius:999px;padding:7px 11px;font-size:12px;font-weight:800}.badge.ok{color:#4ce591;border-color:rgba(76,229,145,.34);background:rgba(76,229,145,.08)}.badge.warn{color:var(--warn)}.badge.locked{color:var(--muted)}.stat{position:relative;overflow:hidden}.stat:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(var(--cyan),var(--blue2))}.stat span{display:block;color:var(--muted);font-size:13px}.stat strong{display:block;font-size:32px;margin-top:8px}.section-title{font-size:31px;margin:0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}.progress{height:8px;border-radius:999px;background:#07101e;border:1px solid #1d3451;overflow:hidden}.progress>span{display:block;height:100%;width:var(--progress,0%);background:linear-gradient(90deg,#2878FF,#38E6B0);transition:width .35s ease}.empty,.error,.success,.loading{padding:24px;border-radius:var(--r);text-align:center;border:1px dashed var(--line);background:rgba(8,19,35,.55);color:var(--muted)}.error{color:var(--danger);border-color:rgba(255,102,122,.38)}.success{color:var(--ok);border-color:rgba(56,210,125,.36)}.loading:after{content:"";display:inline-block;width:15px;height:15px;margin-left:9px;border:2px solid #29425f;border-top-color:var(--blue);border-radius:50%;vertical-align:-3px;animation:spin .75s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}label{display:block;margin:14px 0 7px;color:#dbe8f7;font-size:13px;font-weight:750}input,textarea,select{width:100%;padding:13px 14px;color:var(--text);background:#081527;border:1px solid var(--line);border-radius:12px;outline:none}input:focus,textarea:focus,select:focus{border-color:#398dff;box-shadow:0 0 0 3px rgba(57,141,255,.13)}.login-page{min-height:100vh;display:grid;grid-template-columns:1.08fr .92fr}.login-hero{padding:64px;display:flex;justify-content:center;flex-direction:column}.login-panel{display:flex;align-items:center;justify-content:center;padding:32px}.login-card{width:min(460px,100%);padding:30px;background:linear-gradient(180deg,#0e1c32,#091426);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow)}.app-shell{display:grid;grid-template-columns:245px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;padding:18px 15px;border-right:1px solid #1b2f49;background:linear-gradient(180deg,#06101e,#050d19 72%,#06101e);z-index:20}.sidebar nav{display:grid;gap:6px;margin-top:14px}.sidebar nav a{display:flex;align-items:center;gap:11px;padding:12px;border-radius:11px;color:#9cafc6;font-weight:720}.sidebar nav a>span:first-child{width:20px;text-align:center;color:#b9c9dc}.sidebar nav a:hover{background:#0d1c32;color:white}.sidebar nav a.active{color:white;background:linear-gradient(120deg,#2254ff,#257dff);box-shadow:0 8px 26px rgba(35,98,255,.22)}.sidebar-extra{margin-top:12px}.side-footer{position:absolute;left:15px;right:15px;bottom:16px}.lc-promo{padding:16px;border:1px solid #245a98;border-radius:14px;background:radial-gradient(circle at 100% 0%,rgba(38,104,255,.23),transparent 48%),linear-gradient(160deg,#071426,#08101c);overflow:hidden}.lc-mark{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:900;line-height:1.05}.lc-symbol{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-weight:1000;font-size:18px;background:linear-gradient(135deg,#fff,#60c9ff);color:#06111f;transform:skew(-8deg)}.lc-mark b{color:#3cc5ff}.lc-promo p{font-size:12px;line-height:1.55;color:#aebdd0;margin:12px 0}.lc-promo a{display:flex;justify-content:center;align-items:center;min-height:38px;border:1px solid #2b66ac;border-radius:10px;font-size:12px;font-weight:800;background:#081426}.side-user{display:flex;align-items:center;gap:10px;margin-top:12px;padding-top:12px;border-top:1px solid #182c46}.side-avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#2878FF,#38E6B0);font-weight:900}.side-user small{display:block;color:var(--muted)}.main{min-width:0}.main-inner{width:min(100% - 32px,1340px);margin:auto;padding:20px 0 46px}.mobile-header{display:none}.bottom-nav{display:none}.course-card{padding:22px;display:flex;flex-direction:column;gap:14px;position:relative;overflow:hidden}.course-card:after{content:"";position:absolute;width:180px;height:180px;border-radius:50%;right:-90px;top:-100px;background:radial-gradient(circle,rgba(38,104,255,.2),transparent 68%)}.course-title{font-size:23px;margin:0}.course-meta{display:flex;gap:8px;flex-wrap:wrap}.course-actions{display:flex;align-items:center;justify-content:space-between;gap:12px}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:18px}.lesson-content{padding:26px}.lesson-side{padding:18px;height:max-content;position:sticky;top:18px}.lesson-nav{display:flex;justify-content:space-between;gap:12px;margin-top:24px}.lesson-item{display:block;padding:11px;border-radius:11px;color:var(--muted);border:1px solid transparent}.lesson-item:hover,.lesson-item.active{background:#102242;border-color:#214675;color:white}.academy-page{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:20px}.academy-main{min-width:0}.lesson-hero{padding:24px;margin-bottom:14px}.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;color:#8498b2;font-size:12px;margin-bottom:18px}.breadcrumb span:after{content:"›";margin-left:8px;color:#46617e}.lesson-heading-row{display:flex;gap:16px;align-items:flex-start;justify-content:space-between}.lesson-heading-row h1{font-size:34px;margin:8px 0 10px}.tabs{display:flex;gap:28px;margin-top:20px;border-bottom:1px solid #1c3453}.tab{padding:12px 0;color:#9cacbf;font-weight:750;border-bottom:2px solid transparent}.tab.active{color:#3aa3ff;border-bottom-color:#2b8dff}.lesson-stage{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:18px;padding:16px}.media-panel{min-height:300px;border:1px solid #204165;border-radius:14px;background:radial-gradient(circle at 55% 35%,rgba(35,87,255,.32),transparent 42%),linear-gradient(145deg,#061326,#07101d);display:grid;place-items:center;position:relative;overflow:hidden}.media-panel img{width:min(360px,70%)}.fake-controls{position:absolute;left:20px;right:20px;bottom:18px}.fake-bar{height:4px;background:#314057;border-radius:20px;margin-bottom:12px}.fake-bar:before{content:"";display:block;width:38%;height:100%;border-radius:20px;background:#2c82ff}.fake-controls-row{display:flex;justify-content:space-between;color:#dfe9f5;font-size:12px}.lesson-about{padding:8px 4px}.objective-box{padding:16px;border:1px solid #1d3f64;background:#09172b;border-radius:13px;margin-top:16px}.objective-box strong{display:block;margin-bottom:8px}.module-lessons{display:grid;gap:8px;margin-top:14px}.module-lesson{display:grid;grid-template-columns:44px 1fr auto;gap:12px;align-items:center;padding:12px 14px;border:1px solid #17304d;border-radius:12px;background:#081527}.module-lesson.active{background:linear-gradient(90deg,#0d2750,#123570);border-color:#245dd3}.module-lesson.done .module-icon{background:#0c3d29;color:#55e895}.module-icon{width:40px;height:40px;border-radius:10px;background:#102548;display:grid;place-items:center;font-weight:900}.module-lesson small{color:#94a8c0}.side-stack{display:grid;gap:14px}.side-card{padding:18px}.ring-wrap{display:grid;grid-template-columns:110px 1fr;gap:15px;align-items:center}.ring{--p:0;width:104px;height:104px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(#307dff calc(var(--p)*1%),#10213c 0);position:relative}.ring:after{content:"";position:absolute;inset:10px;border-radius:50%;background:#0b1729}.ring strong{position:relative;z-index:1;font-size:28px}.activity-list,.resource-list{display:grid;gap:8px}.activity,.resource{display:grid;grid-template-columns:38px 1fr auto;gap:10px;align-items:center;padding:11px;border-radius:11px;background:#0b1a30;border:1px solid #17304c}.activity-icon,.resource-icon{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:#142b53;color:#65aaff;font-weight:900}.activity strong,.resource strong{font-size:13px}.activity small,.resource small{display:block;color:#93a7c0;margin-top:2px}.promo-wide{position:relative;overflow:hidden;padding:20px;border:1px solid #2283e8;background:radial-gradient(circle at 90% 25%,rgba(52,87,255,.28),transparent 42%),linear-gradient(145deg,#071529,#07111d);border-radius:16px}.promo-wide h3{font-size:21px;margin:5px 0}.promo-wide ul{list-style:none;padding:0;margin:14px 0}.promo-wide li{font-size:12px;margin:7px 0;color:#d7e4f3}.promo-wide li:before{content:"✓";color:#49dc86;margin-right:8px}.promo-wide .btn{font-size:12px}.footer-benefits{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:14px;padding:14px;border:1px solid #18324f;border-radius:14px}.footer-benefits div{display:flex;align-items:center;gap:8px;color:#bfcede;font-size:12px}.quiz-option{display:block;padding:14px;border:1px solid var(--line);border-radius:12px;margin:10px 0;background:#081527}.quiz-option:hover{border-color:var(--blue)}.quiz-option input{width:auto;margin-right:10px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:var(--r)}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:13px 14px;text-align:left;border-bottom:1px solid var(--line)}th{font-size:12px;color:var(--muted);text-transform:uppercase}.admin-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}@media(max-width:1100px){
  .lc-dashboard-layout{grid-template-columns:minmax(0,1fr) 290px}
  .nx-recommended-course{grid-template-columns:280px minmax(0,1fr)}
  .nx-recommended-course>div:last-child{grid-column:2}
  .lc-admin-metrics,.lc-analytics-metrics{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:900px){
  .lc-lesson-page .app-shell{display:block}
  .lc-lesson-page .sidebar{display:none}
  .lc-course-page .v3-grid{grid-template-columns:1fr}
  .lc-dashboard-layout{grid-template-columns:1fr}
  .lc-dashboard-aside{position:static;grid-template-columns:1fr 1fr}
  .lc-catalog-grid{grid-template-columns:1fr}
  .nx-recommended-course{grid-column:auto;grid-template-columns:1fr}
  .nx-recommended-course .nx-course-cover-frame{height:240px;min-height:0}
  .nx-recommended-course>div:last-child{grid-column:1}
  .v3-material-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lc-profile-page .v3-grid{grid-template-columns:1fr}
  .lc-admin-page .app-shell{display:block}
}
@media(max-width:620px){
  .lc-home-page .public-nav{flex-wrap:wrap;align-items:center}
  .lc-home-page .public-nav>.brand{flex:1 1 100%}
  .lc-home-page .public-actions{width:100%;display:grid;grid-template-columns:1fr 1fr}
  .lc-home-page .public-actions .v3-btn{width:100%;min-width:0;padding-left:10px;padding-right:10px}
  .lc-dashboard-welcome{display:block}
  .lc-dashboard-status{margin-top:14px;justify-content:flex-start}
  .lc-continue-card{min-height:0;grid-template-columns:1fr;padding:24px;border-radius:22px}
  .lc-continue-card::after{font-size:90px;right:18px;top:12px}
  .lc-continue-card h2,.lc-continue-card h3{font-size:30px}
  .lc-continue-card>div:last-child{justify-content:flex-start}
  .lc-dashboard-aside{grid-template-columns:1fr}
  .lc-dashboard-course-list .v3-course-card{grid-template-columns:1fr}
  .lc-catalog-page .v3-hero{display:block}
  .catalog-course .nx-course-cover-frame{height:190px}
  .catalog-course h3{font-size:23px}
  .nx-start-banner{grid-template-columns:1fr}
  .v3-mission-head{padding:24px 20px}
  .v3-mission-head h1{font-size:34px}
  .nx-section-nav{width:100%;justify-content:space-between}
  .nx-section-nav a{min-width:0;flex:1}
  .nx-flow-block p,.nx-teaching-list li{font-size:16px}
  .nx-practice-section{padding:20px}
  .v3-editor{min-height:240px}
  .v3-material-grid{grid-template-columns:1fr}
  .lc-admin-metrics,.lc-analytics-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lc-home-page .v3-hero{min-height:0;padding:46px 0}
  .lc-home-page .v3-hero h1{font-size:44px}
  .lc-home-page .v3-hero p{font-size:15px}
}
@media(max-width:1100px){.academy-page{grid-template-columns:1fr}.side-stack{grid-template-columns:repeat(2,minmax(0,1fr))}.promo-wide{grid-column:span 2}.lesson-stage{grid-template-columns:1fr}.footer-benefits{grid-template-columns:repeat(2,1fr)}}@media(max-width:900px){.grid-4,.admin-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.lesson-layout{grid-template-columns:1fr}.lesson-side{position:static}.login-page{grid-template-columns:1fr}.login-hero{padding:42px 28px 10px}}@media(max-width:820px){.app-shell{display:block}.sidebar{display:none}.mobile-header{display:flex;position:sticky;top:0;z-index:40;align-items:center;justify-content:space-between;padding:12px 16px;background:rgba(5,12,24,.95);backdrop-filter:blur(12px);border-bottom:1px solid #1a304c}.mobile-header .brand{height:42px}.mobile-header .brand img{width:168px}.main-inner{width:min(100% - 22px,1340px);padding-bottom:88px}.bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:10px;right:10px;bottom:10px;z-index:50;padding:7px;border-radius:16px;border:1px solid #1e3b5f;background:rgba(8,20,38,.97);backdrop-filter:blur(14px);box-shadow:var(--shadow)}.bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:3px;padding:7px 3px;color:#91a7bf;font-size:10px}.bottom-nav a.active{color:white}.side-stack{grid-template-columns:1fr}.promo-wide{grid-column:auto}}@media(max-width:620px){.container{width:min(100% - 22px,var(--max))}.grid-2,.grid-3,.grid-4,.admin-grid{grid-template-columns:1fr}.topbar,.section-head,.course-actions,.lesson-nav,.lesson-heading-row{align-items:stretch;flex-direction:column}.lesson-hero{padding:18px}.lesson-heading-row h1{font-size:28px}.tabs{gap:17px;overflow:auto}.lesson-stage{padding:10px}.media-panel{min-height:220px}.ring-wrap{grid-template-columns:90px 1fr}.ring{width:86px;height:86px}.footer-benefits{grid-template-columns:1fr}.login-panel{padding:18px}.login-card{padding:22px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}


/* ==========================================================
   LC GLOBAL FOUNDATION — canonical brand application
   ========================================================== */
:root{
  --bg:var(--lc-ink);
  --bg2:var(--lc-navy);
  --panel:var(--lc-navy);
  --panel2:var(--lc-surface-2);
  --panel3:var(--lc-surface-3);
  --text:var(--lc-white);
  --muted:var(--lc-text-secondary);
  --line:var(--lc-border);
  --blue:var(--lc-blue);
  --blue2:var(--lc-blue-deep);
  --purple:var(--lc-blue);
  --cyan:var(--lc-mint);
  --ok:var(--lc-success);
  --warn:var(--lc-warning);
  --danger:var(--lc-error);
  --r:var(--lc-radius-card);
  --r2:var(--lc-radius-control);
}
body{
  font-family:var(--lc-font);
  background:
    radial-gradient(circle at 54% -12%,rgba(40,120,255,.12),transparent 34rem),
    linear-gradient(180deg,var(--lc-ink) 0%,#081523 100%);
}
.brand{gap:10px}
.brand img{width:44px;height:44px;object-fit:contain;flex:0 0 auto}
.brand .lc-brand-signature{
  color:var(--lc-white);
  font-size:15px;
  font-weight:700;
  letter-spacing:-.025em;
  line-height:1;
  white-space:nowrap;
}
.brand .lc-brand-amp{color:var(--lc-mint);font-weight:800}
.hero-title span{
  background:linear-gradient(90deg,var(--lc-blue),#4598ff 48%,var(--lc-mint));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.progress>span{background:linear-gradient(90deg,var(--lc-blue),var(--lc-mint))}
.sidebar nav a.active{background:linear-gradient(120deg,var(--lc-blue-deep),var(--lc-blue))}
.btn{background:linear-gradient(135deg,var(--lc-blue),var(--lc-blue-deep));box-shadow:0 10px 28px rgba(40,120,255,.24)}
.badge.ok{color:var(--lc-mint);border-color:rgba(56,230,176,.34);background:rgba(56,230,176,.08)}
input:focus,textarea:focus,select:focus{border-color:var(--lc-blue);box-shadow:0 0 0 3px rgba(40,120,255,.14)}
@media(max-width:820px){
  .mobile-header .brand img{width:38px;height:38px}
  .mobile-header .brand .lc-brand-signature{display:none}
}
@media(max-width:420px){
  .public-nav .lc-brand-signature{display:none}
}

/* --- component library (consolidated from academy-v3.css) --- */
/* ==========================================================
   LC UI FOUNDATION 1.0 — 2026-08-28
   academy-v3.css filename kept for compatibility.
   Canonical breakpoints: 1100 / 900 / 820 / 620 / 420.
   ========================================================== */


:root{
  --v3-bg:var(--lc-ink);
  --v3-panel:var(--lc-navy);
  --v3-panel2:var(--lc-surface-2);
  --v3-line:var(--lc-border);
  --v3-text:var(--lc-white);
  --v3-muted:var(--lc-text-secondary);
  --v3-blue:var(--lc-blue);
  --v3-cyan:var(--lc-mint);
  --v3-purple:var(--lc-blue);
  --v3-green:var(--lc-mint);
  --v3-amber:var(--lc-warning);
  --v3-red:var(--lc-error);
}
*{box-sizing:border-box}
body{background:radial-gradient(circle at 75% -10%,rgba(57,152,255,.08),transparent 34%),var(--v3-bg);color:var(--v3-text)}
.main-inner{max-width:1480px;margin:0 auto}
.sidebar{background:linear-gradient(180deg,#07111d,#050c16);border-right:1px solid #132a42}
.sidebar nav a{border-radius:11px;margin:2px 8px;transition:.16s ease}
.sidebar nav a:hover{background:#0c1d30;color:#eef7ff}
.sidebar nav a.active{background:linear-gradient(100deg,#102a50,#0e3569);color:#fff;box-shadow:inset 0 0 0 1px #235a98}
.side-footer{border-top:1px solid #122b45;padding-top:12px}
.v3-gamification-mini{margin:10px 8px;padding:12px;border:1px solid #1c446d;border-radius:13px;background:linear-gradient(135deg,#0a1d34,#101a38)}
.v3-gamification-mini .top{display:flex;justify-content:space-between;gap:8px;align-items:center;font-size:11px;color:#9db2c7}
.v3-gamification-mini strong{color:#fff}
.v3-xpbar{height:7px;border-radius:999px;background:#06101c;overflow:hidden;margin:9px 0 6px}
.v3-xpbar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--v3-blue),var(--v3-purple))}
.v3-streak{font-size:11px;color:#ffc95c}
.card,.soft-card,.course-visual,.next-card{border-color:#173653;background:linear-gradient(145deg,rgba(12,29,48,.96),rgba(7,18,31,.96));box-shadow:0 20px 60px rgba(0,0,0,.12)}
.v3-hero{position:relative;overflow:hidden;padding:30px;border:1px solid #1f4d7c;border-radius:22px;background:radial-gradient(circle at 90% 10%,rgba(56,230,176,.08),transparent 35%),linear-gradient(135deg,#0a1d37,#081524 58%,#0b1730)}
.v3-hero h1{font-size:clamp(32px,4vw,58px);line-height:1.02;letter-spacing:-.045em;margin:8px 0 12px;max-width:900px}
.v3-hero p{max-width:820px;color:#acc0d5;line-height:1.7}
.v3-hud{display:flex;gap:9px;flex-wrap:wrap;margin-top:18px}
.v3-pill{padding:8px 11px;border-radius:999px;border:1px solid #24527d;background:#0a1d32;color:#c5d8ea;font-size:12px;font-weight:800}
.v3-pill.xp{border-color:#385ab3;background:#111b43;color:#c8d4ff}
.v3-pill.streak{border-color:#725821;background:#261e0c;color:#ffd77d}
.v3-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px;align-items:start}
.v3-stack{display:grid;gap:16px}
.v3-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:16px 0 22px}
.v3-metric{padding:16px;border:1px solid #163651;border-radius:14px;background:#081523}
.v3-metric small{display:block;color:#859db5;margin-bottom:6px}.v3-metric strong{font-size:28px}
.v3-section-head{display:flex;justify-content:space-between;gap:16px;align-items:end;margin:26px 0 12px}
.v3-section-head h2{margin:5px 0 0;font-size:25px}
.v3-course-card{display:grid;grid-template-columns:1fr auto;gap:20px;padding:22px;border:1px solid #193c5d;border-radius:18px;background:linear-gradient(135deg,#0b1d31,#081421)}
.v3-course-card h3{font-size:23px;margin:7px 0}.v3-course-card p{color:#9fb5ca;max-width:760px}
.v3-progress{height:9px;border-radius:999px;background:#04101b;overflow:hidden}.v3-progress>span{display:block;height:100%;background:linear-gradient(90deg,var(--v3-blue),var(--v3-purple));border-radius:inherit}
.v3-trail{display:grid;gap:10px}
.v3-module{position:relative;display:grid;grid-template-columns:48px minmax(0,1fr) auto;gap:13px;align-items:center;padding:15px;border:1px solid #173754;border-radius:15px;background:#081625;text-decoration:none}
.v3-module:hover{border-color:#2f74b9;background:#0a1b2e}.v3-module.current{border-color:#3f8fe3;background:linear-gradient(100deg,#0d2750,#0c1d35)}
.v3-module.done{border-color:#1e694c}.v3-module.locked{opacity:.62}
.v3-node{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:#102846;color:#76bdff;font-weight:900}
.v3-module.done .v3-node{background:#0d3829;color:#62eba3}.v3-module.current .v3-node{background:linear-gradient(135deg,#2878FF,#4598FF);color:#fff}
.v3-module h3{margin:0 0 4px;font-size:15px}.v3-module small{color:#8fa8c1}
.v3-boss-tag{font-size:10px;color:#ffd36f;font-weight:900;letter-spacing:.1em}
.v3-badge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.v3-badge{padding:15px;border:1px solid #183754;border-radius:14px;background:#081523;text-align:center}.v3-badge .icon{font-size:26px}.v3-badge small{display:block;color:#8ca4bd;margin-top:5px}
.v3-empty{padding:28px;border:1px dashed #24455f;border-radius:16px;text-align:center;color:#94abc1}
.v3-lesson-shell{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:18px;align-items:start}
.v3-lesson-main{min-width:0}.v3-lesson-side{position:sticky;top:18px;display:grid;gap:12px}
.v3-mission-head{padding:25px;border:1px solid #214e7e;border-radius:19px;background:radial-gradient(circle at 95% 5%,rgba(56,230,176,.08),transparent 38%),#09182a}
.v3-mission-head h1{font-size:clamp(29px,3.5vw,48px);line-height:1.05;letter-spacing:-.035em;margin:8px 0 10px}
.v3-mission-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.v3-stepper{display:flex;gap:6px;margin:16px 0}.v3-step-dot{height:6px;flex:1;border-radius:99px;background:#10253c}.v3-step-dot.done{background:#3f94eb}.v3-step-dot.current{background:linear-gradient(90deg,#2878FF,#38E6B0)}
.v3-stage{padding:24px;border:1px solid #173b5d;border-radius:18px;background:#081624}
.v3-stage .stage-label{font-size:10px;letter-spacing:.14em;color:#65b8ff;font-weight:900}.v3-stage h2{font-size:25px;margin:7px 0 12px}.v3-stage p{font-size:17px;line-height:1.75;color:#c1d0df}
.v3-stage-actions{display:flex;justify-content:space-between;gap:10px;margin-top:18px;flex-wrap:wrap}
.v3-stage.hidden-stage{display:none}
.v3-lab{margin-top:16px;border:1px solid #24527f;border-radius:18px;background:#071421;overflow:hidden}
.v3-lab-head{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:14px 16px;background:#0d2036;border-bottom:1px solid #1b4168}
.v3-lab-head strong{font-size:15px}.v3-lab-head span{font-size:11px;color:#73c3ff;font-weight:900;letter-spacing:.08em}
.v3-lab-body{padding:18px}.v3-lab-instructions{color:#9eb4ca;line-height:1.65;margin:0 0 14px}
.v3-editor{width:100%;min-height:180px;border:1px solid #1d4367;background:#020914;color:#d9eeff;border-radius:12px;padding:15px;font:14px/1.65 ui-monospace,SFMono-Regular,Consolas,monospace;tab-size:2;resize:vertical}
.v3-editor.small{min-height:100px}
.v3-console{min-height:110px;padding:14px;border-radius:12px;background:#02070d;border:1px solid #153149;color:#9de0b7;font:13px/1.65 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;overflow:auto}
.v3-toolbar{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.v3-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:42px;padding:9px 14px;border:0;border-radius:11px;background:linear-gradient(135deg,#258fff,#655cf6);color:white;font-weight:900;text-decoration:none;cursor:pointer}
.v3-btn.secondary{background:#0b2037;border:1px solid #24527d;color:#cce3f8}.v3-btn.success{background:#123d2b;border:1px solid #1f7955;color:#67eca3}.v3-btn:disabled{opacity:.45;cursor:not-allowed}
.v3-feedback{padding:12px 13px;border-radius:11px;margin-top:10px;border:1px solid #21405d;background:#0a1928;color:#a9bfd3}
.v3-feedback.ok{border-color:#1b704d;background:#09291e;color:#74edaa}.v3-feedback.bad{border-color:#754343;background:#2a1518;color:#ffaaa8}
.v3-mcq{display:grid;gap:8px}.v3-option{color:#e7f0f9;display:flex;gap:10px;align-items:flex-start;padding:13px;border:1px solid #1b3c5a;border-radius:12px;background:#081a2b;cursor:pointer}.v3-option:hover{border-color:#337fbd}.v3-option.selected{border-color:#5b9ee5;background:#0e2946}.v3-option.correct{border-color:#1e8158;background:#0c3225}.v3-option.wrong{border-color:#884a4a;background:#2c171b}
.v3-option input{width:auto;margin-top:3px}
.nx-data-model-grid{display:grid;gap:10px}
.nx-data-model-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(190px,260px);align-items:center;gap:14px;cursor:default}
.nx-data-model-row>div{min-width:0}.nx-data-model-row small{display:block;color:#8fa9c2;margin-top:4px;line-height:1.45}
.nx-data-model-row code{overflow-wrap:anywhere}.nx-data-model-row select{width:100%;min-width:0;margin:0}
.nx-expression-cases{display:grid;gap:8px;margin:14px 0;padding:14px;border:1px solid #1b3c5a;border-radius:12px;background:#081a2b}
.nx-expression-case{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;padding:9px 0;border-bottom:1px solid rgba(143,169,194,.14)}
.nx-expression-case:last-child{border-bottom:0}.nx-expression-case span{color:#b5c7d9;overflow-wrap:anywhere}.nx-expression-case strong{color:#e7f0f9;text-align:right}
@media(max-width:620px){.nx-data-model-row,.nx-expression-case{grid-template-columns:1fr}.nx-expression-case strong{text-align:left}}

.v3-sheet-wrap{overflow:auto;border:1px solid #1c405f;border-radius:12px}.v3-sheet{border-collapse:collapse;min-width:720px;width:100%;background:#071522}.v3-sheet th,.v3-sheet td{border:1px solid #17364f;padding:9px 10px;text-align:left}.v3-sheet th{background:#0d2844;color:#beddff;font-size:12px}.v3-sheet input{width:100%;min-width:90px;background:#04101b;border:0;border-radius:6px;padding:7px;color:#e9f5ff}
.v3-sheet .cell-ok{background:#0c3425}.v3-sheet .cell-bad{background:#32191c}
.v3-code-tabs{display:flex;gap:6px;margin-bottom:8px}.v3-code-tabs button{padding:7px 10px;border:1px solid #204562;border-radius:8px;background:#071724;color:#9fb7cd}.v3-code-tabs button.active{background:#14365e;color:white;border-color:#3c82c2}
.v3-preview{min-height:180px;width:100%;border:1px solid #1a405e;border-radius:12px;background:white}
.v3-api-row{display:grid;grid-template-columns:105px 1fr auto;gap:8px}.v3-api-row select,.v3-api-row input{margin:0}
.v3-material-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.v3-material{padding:15px;border:1px solid #183a59;border-radius:13px;background:#081827}.v3-material strong{display:block;margin-bottom:5px}.v3-material small{color:#8fa7be;line-height:1.5}
.v3-project-card{padding:20px;border:1px solid #2f4b72;border-radius:17px;background:radial-gradient(circle at 100% 0%,rgba(255,197,82,.09),transparent 35%),#091725}.v3-project-card h2{margin:7px 0}.v3-rubric{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin:14px 0}.v3-rubric div{padding:10px;border:1px solid #1d3b59;border-radius:10px;background:#07131f;font-size:11px;color:#a5bad0}
.v3-question-card{max-width:850px;margin:auto}.v3-question-count{font-size:11px;color:#67bbff;font-weight:900;letter-spacing:.12em}.v3-quiz-progress{height:8px;background:#071321;border-radius:999px;overflow:hidden;margin:12px 0 22px}.v3-quiz-progress span{display:block;height:100%;background:linear-gradient(90deg,#2878FF,#38E6B0)}
.v3-certificate{padding:38px;border:2px solid #2f6ca8;background:radial-gradient(circle at 20% 10%,rgba(57,152,255,.12),transparent 30%),#071421;border-radius:18px;text-align:center}.v3-certificate h1{font-size:42px}.v3-certificate .name{font-size:30px;color:#6bc8ff;margin:20px 0}
@media(max-width:1100px){.v3-grid,.v3-lesson-shell{grid-template-columns:1fr}.v3-lesson-side{position:static;grid-template-columns:1fr 1fr}.v3-metrics{grid-template-columns:1fr 1fr}}
@media(max-width:820px){.main-inner{padding-left:14px;padding-right:14px}.v3-hero,.v3-mission-head,.v3-stage{padding:18px}.v3-hero h1{font-size:34px}.v3-mission-head h1{font-size:31px}.v3-metrics{grid-template-columns:1fr 1fr}.v3-grid,.v3-lesson-side{display:grid;grid-template-columns:1fr}.v3-course-card{grid-template-columns:1fr}.v3-module{grid-template-columns:42px minmax(0,1fr)}.v3-module>div:last-child{grid-column:2}.v3-badge-grid{grid-template-columns:1fr 1fr}.v3-material-grid{grid-template-columns:1fr}.v3-rubric{grid-template-columns:1fr 1fr}.v3-api-row{grid-template-columns:90px 1fr}.v3-api-row .v3-btn{grid-column:1/-1}.v3-editor{min-height:145px}.v3-certificate{padding:20px}.v3-certificate h1{font-size:30px}}
@media(max-width:420px){.v3-metrics{grid-template-columns:1fr}.v3-badge-grid{grid-template-columns:1fr}.v3-rubric{grid-template-columns:1fr}}
@media print{.sidebar,.mobile-header,.bottom-nav,.v3-toolbar,.support-strip{display:none}.main{margin:0}.main-inner{max-width:none}.v3-certificate{border:2px solid #222;background:#fff;color:#111;box-shadow:none}.v3-certificate *{color:#111}}



/* QA UI/UX V3 */
.v3-btn{min-height:44px}
.v3-btn:focus-visible,.sidebar a:focus-visible,.bottom-nav a:focus-visible,.v3-option:focus-within,input:focus-visible,textarea:focus-visible,select:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid rgba(91,183,255,.78);outline-offset:2px}
input,select{min-height:44px}
.v3-option input{min-height:auto}
.bottom-nav{padding-bottom:max(7px,env(safe-area-inset-bottom))}
@media(max-height:760px) and (min-width:821px){.sidebar{overflow-y:auto}.side-footer{position:static;margin-top:18px}.sidebar{padding-bottom:22px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto;animation-duration:.01ms;animation-iteration-count:1;transition-duration:.01ms}}




/* visual identity helpers */
.nx-course-orb{
  position:absolute;right:22px;top:20px;z-index:0;width:68px;height:68px;border-radius:22px;
  display:grid;place-items:center;font-size:17px;font-weight:1000;letter-spacing:-.03em;color:rgba(224,243,255,.72);
  border:1px solid rgba(94,178,255,.19);background:linear-gradient(145deg,rgba(64,154,244,.15),rgba(40,120,255,.10));
  box-shadow:inset 0 1px rgba(255,255,255,.05),0 14px 34px rgba(0,0,0,.13);transform:rotate(8deg);
}
.v3-course-card>div{position:relative;z-index:1}.v3-course-card>div:first-child{padding-right:64px}
.nx-theme-ai{background:radial-gradient(circle at 100% 0,rgba(40,120,255,.17),transparent 34%),linear-gradient(135deg,rgba(10,27,51,.97),rgba(10,14,34,.98))}
.nx-theme-ai:before{background:linear-gradient(#4598FF,#55d8ff)}
.nx-theme-ai .nx-course-orb{color:#ded5ff;border-color:rgba(40,120,255,.28);background:linear-gradient(145deg,rgba(40,120,255,.22),rgba(63,187,255,.10))}
.nx-theme-dev{background:radial-gradient(circle at 100% 0,rgba(57,214,164,.11),transparent 32%),linear-gradient(135deg,rgba(8,30,47,.97),rgba(5,18,30,.98))}
.nx-theme-dev:before{background:linear-gradient(#62e4ae,#4ba8ff)}
.nx-theme-dev .nx-course-orb{color:#bcf4de;border-color:rgba(94,224,173,.25);background:linear-gradient(145deg,rgba(52,201,153,.16),rgba(52,131,244,.10))}
.nx-boss-stamp{
  position:absolute;right:18px;top:17px;padding:7px 9px;border-radius:9px;border:1px solid rgba(255,207,99,.24);
  background:rgba(68,45,6,.24);color:#ffda7e;font-size:10px;font-weight:1000;letter-spacing:.14em;transform:rotate(3deg)
}
.v3-project-card{position:relative;overflow:hidden}
.nx-lab-mark{
  flex:0 0 auto;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  border:1px solid rgba(93,184,255,.28);background:linear-gradient(145deg,rgba(52,153,244,.18),rgba(40,120,255,.13));
  color:#cfeaff;font:900 11px/1 ui-monospace,SFMono-Regular,Consolas,monospace;box-shadow:inset 0 1px rgba(255,255,255,.05)
}
.v3-lab-head{display:flex;justify-content:flex-start}.v3-lab-head>span:last-child{margin-left:auto}
@media(max-width:620px){.nx-course-orb{width:54px;height:54px;border-radius:17px;right:13px;top:13px}.v3-course-card>div:first-child{padding-right:38px}.nx-boss-stamp{position:static;display:inline-flex;margin-bottom:10px}.nx-lab-mark{width:36px;height:36px}}



/* ==========================================================
   LC VISUAL CONTENT LAYER
   ========================================================== */
.nx-course-art{
  position:absolute;right:84px;bottom:-6px;width:260px;max-width:31%;
  height:150px;object-fit:cover;object-position:center;border-radius:20px;
  opacity:.42;filter:saturate(1.08) contrast(1.03);
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 28%,#000 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 28%,#000 100%);
  pointer-events:none;z-index:0;
}
.v3-course-card:hover .nx-course-art{opacity:.58;transform:translateY(-3px) scale(1.02)}
.nx-course-art{transition:.22s ease}
.nx-hero-course-art{
  position:absolute;right:16px;bottom:0;width:47%;height:94%;
  object-fit:contain;object-position:right center;opacity:.32;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 38%,#000 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 38%,#000 100%);pointer-events:none;z-index:0
}
.v3-hero:has(.nx-hero-course-art)>:not(.nx-hero-course-art){max-width:64%}
.nx-landing-orbit{
  position:absolute;right:-3%;bottom:-1%;width:58%;height:95%;object-fit:contain;object-position:right bottom;
  opacity:.62;filter:saturate(1.08) contrast(1.04);z-index:0;pointer-events:none;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 33%);
  mask-image:linear-gradient(90deg,transparent 0,#000 33%)
}
.v3-hero:has(.nx-landing-orbit)>:not(.nx-landing-orbit){max-width:58%}

.nx-visual-guide{
  display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:20px;align-items:center;margin-top:14px;
  border:1px solid rgba(84,168,241,.32);border-radius:20px;overflow:hidden;
  background:radial-gradient(circle at 100% 0,rgba(56,230,176,.07),transparent 38%),linear-gradient(145deg,#081a2e,#06131f);
  box-shadow:0 22px 68px rgba(0,0,0,.20),inset 0 1px rgba(255,255,255,.035);
  animation:nxVisualIn .35s ease both;
}
.nx-visual-guide[hidden]{display:none}
.nx-visual-copy{padding:22px 0 22px 24px}
.nx-visual-copy .eyebrow{margin-bottom:7px}.nx-visual-copy h3{font-size:23px;margin:0 0 8px}.nx-visual-copy p{margin:0;color:#9eb5cb;line-height:1.65}
.nx-visual-guide img{width:100%;height:180px;object-fit:cover;object-position:center;border-left:1px solid rgba(85,157,222,.18)}
@keyframes nxVisualIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

.v3-mission-head.is-complete{
  border-color:rgba(77,219,160,.52);
  background:radial-gradient(circle at 90% 10%,rgba(65,210,157,.17),transparent 34%),linear-gradient(135deg,#082638,#071b2b)
}
.v3-mission-head.is-complete:before{
  content:"✓ MISSÃO CONCLUÍDA";position:absolute;right:24px;top:22px;padding:7px 10px;border-radius:999px;
  background:rgba(18,78,55,.60);border:1px solid rgba(89,224,163,.34);color:#72edac;font-size:10px;font-weight:1000;letter-spacing:.10em
}
.nx-complete-glow{animation:nxCompleteGlow .8s ease}
@keyframes nxCompleteGlow{0%{box-shadow:0 0 0 0 rgba(81,224,166,.0)}50%{box-shadow:0 0 0 8px rgba(81,224,166,.10),0 0 55px rgba(81,224,166,.18)}100%{box-shadow:0 0 0 0 rgba(81,224,166,0)}}

.nx-boss-banner{
  position:relative;overflow:hidden;border:1px solid rgba(40,120,255,.40);border-radius:23px;margin-top:16px;
  min-height:270px;background:#061020;box-shadow:0 28px 80px rgba(0,0,0,.24)
}
.nx-boss-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.72}
.nx-boss-banner:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,10,20,.92),rgba(4,10,20,.30) 55%,rgba(4,10,20,.08))}
.nx-boss-banner-copy{position:relative;z-index:1;max-width:580px;padding:34px}.nx-boss-banner-copy h2{font-size:38px;margin:8px 0}.nx-boss-banner-copy p{color:#b9cadb;line-height:1.65}
.v3-project-card.approved{border-color:rgba(87,225,165,.48);background:radial-gradient(circle at 100% 0,rgba(62,216,158,.13),transparent 32%),linear-gradient(145deg,#08231c,#071521)}
.v3-project-card.approved:after{content:"✓ APROVADO";position:absolute;right:18px;bottom:17px;padding:7px 9px;border-radius:999px;background:rgba(15,71,49,.65);border:1px solid rgba(90,224,166,.31);color:#72ebad;font-size:10px;font-weight:1000;letter-spacing:.09em}
.v3-project-card.submitted{border-color:rgba(255,201,93,.36)}
.v3-project-card.submitted:after{content:"EM AVALIAÇÃO";position:absolute;right:18px;bottom:17px;padding:7px 9px;border-radius:999px;background:rgba(73,53,12,.55);border:1px solid rgba(255,205,101,.26);color:#ffda80;font-size:10px;font-weight:1000;letter-spacing:.09em}

.nx-celebration{position:fixed;inset:0;z-index:9999;display:grid;place-items:center;pointer-events:none;opacity:0;transition:opacity .25s ease}
.nx-celebration.show{opacity:1}
.nx-celebration-backdrop{position:absolute;inset:0;background:radial-gradient(circle at 50% 45%,rgba(44,113,255,.17),rgba(2,7,14,.40) 46%,rgba(2,7,14,.68));backdrop-filter:blur(5px)}
.nx-celebration-card{
  position:relative;z-index:2;min-width:310px;max-width:min(88vw,460px);padding:30px;text-align:center;border-radius:24px;
  border:1px solid rgba(91,177,255,.47);background:radial-gradient(circle at 50% 0,rgba(40,120,255,.17),transparent 44%),linear-gradient(145deg,#0a2038,#071423);
  box-shadow:0 36px 110px rgba(0,0,0,.45),0 0 80px rgba(64,133,255,.16);transform:scale(.84) translateY(18px);transition:.32s cubic-bezier(.2,.9,.2,1.2)
}
.nx-celebration.show .nx-celebration-card{transform:scale(1) translateY(0)}
.nx-celebration-card h2{font-size:32px;margin:7px 0}.nx-celebration-card p{color:#abc0d4}.nx-celebration-card b{color:#fff}
.nx-xp-orb{
  width:104px;height:104px;border-radius:50%;display:grid;place-items:center;margin:0 auto 18px;font-size:28px;font-weight:1000;color:#fff;
  background:radial-gradient(circle at 35% 30%,#6bdcff,#4077ff 48%,#2878FF 75%);border:5px solid rgba(255,255,255,.12);
  box-shadow:0 0 0 12px rgba(66,142,255,.06),0 0 50px rgba(78,142,255,.34)
}
.nx-level-art{width:210px;max-height:190px;object-fit:contain;margin:-20px auto -2px;filter:drop-shadow(0 18px 35px rgba(58,127,255,.23))}
.nx-celebration-meta{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:15px}.nx-celebration-meta span{padding:7px 9px;border-radius:999px;border:1px solid rgba(83,154,218,.24);background:#071524;color:#9eb4c9;font-size:11px;font-weight:800}
.nx-celebration>i{position:absolute;z-index:1;left:var(--x);top:50%;width:7px;height:15px;border-radius:3px;background:hsl(calc(195 + var(--i)*7),90%,65%);animation:nxConfetti var(--d) ease-out both}
@keyframes nxConfetti{0%{opacity:0;transform:translate(0,0) rotate(0)}15%{opacity:1}100%{opacity:0;transform:translate(calc((var(--i) - 11)*7px),calc(-160px + (var(--i)%5)*54px)) rotate(420deg)}}

.nx-module-visual-thumb{width:70px;height:50px;object-fit:cover;border-radius:9px;border:1px solid rgba(84,157,221,.24);opacity:.76}

@media(max-width:900px){
  .nx-course-art{right:10px;width:190px;max-width:38%;opacity:.28}
  .nx-hero-course-art{opacity:.18;width:58%}
  .v3-hero:has(.nx-hero-course-art)>:not(.nx-hero-course-art),.v3-hero:has(.nx-landing-orbit)>:not(.nx-landing-orbit){max-width:100%}
  .nx-landing-orbit{width:70%;opacity:.17}
  .nx-visual-guide{grid-template-columns:1fr}.nx-visual-copy{padding:20px}.nx-visual-guide img{height:220px;border-left:0;border-top:1px solid rgba(85,157,222,.18)}
}
@media(max-width:620px){
  .nx-course-art{display:none}.nx-hero-course-art{display:none}.nx-landing-orbit{display:none}
  .v3-mission-head.is-complete:before{position:static;display:inline-flex;margin-bottom:10px}
  .nx-boss-banner{min-height:340px}.nx-boss-banner img{opacity:.42}.nx-boss-banner:after{background:linear-gradient(0deg,rgba(4,10,20,.95),rgba(4,10,20,.35))}
  .nx-boss-banner-copy{padding:24px}.nx-boss-banner-copy h2{font-size:30px}
}
@media(prefers-reduced-motion:reduce){.nx-celebration>i{display:none}.nx-celebration-card,.nx-visual-guide{animation:none;transition:none}}

.catalog-course{grid-template-columns:190px minmax(0,1fr) auto;align-items:stretch}
.catalog-course .nx-course-art,.catalog-course .nx-course-orb{display:none}
.nx-course-cover-frame{position:relative;overflow:hidden;min-height:178px;border-radius:16px;border:1px solid rgba(79,158,226,.24);background:#06121f}
.nx-course-cover-frame img{width:100%;height:100%;object-fit:cover;display:block;opacity:.9;transition:.25s ease}
.catalog-course:hover .nx-course-cover-frame img{transform:scale(1.035);opacity:1}
.nx-course-cover-frame:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(4,10,18,.75))}
.nx-course-cover-frame span{position:absolute;left:12px;bottom:11px;z-index:1;padding:6px 8px;border-radius:999px;background:rgba(4,13,23,.72);border:1px solid rgba(106,187,255,.24);color:#cfe9ff;font-size:10px;font-weight:900;letter-spacing:.08em}
.nx-public-formation{position:relative;overflow:hidden;padding-top:220px}
.nx-public-cover{position:absolute;left:0;right:0;top:0;width:100%;height:195px;object-fit:cover;opacity:.88;border-bottom:1px solid rgba(78,159,225,.24)}
.nx-public-formation:after{content:"";position:absolute;left:0;right:0;top:125px;height:75px;background:linear-gradient(transparent,#071522);pointer-events:none}
.nx-public-formation>*:not(.nx-public-cover){position:relative;z-index:1}
.nx-module-side{display:grid;justify-items:end;gap:9px}
@media(max-width:900px){.catalog-course{grid-template-columns:150px minmax(0,1fr)}.catalog-course>div:last-child{grid-column:2}.nx-module-visual-thumb{display:none}}
@media(max-width:620px){.catalog-course{grid-template-columns:1fr}.nx-course-cover-frame{height:170px}.catalog-course>div:last-child{grid-column:auto}.nx-public-formation{padding-top:195px}.nx-public-cover{height:170px}.nx-public-formation:after{top:105px}}



/* ==========================================================
   LC DEPTH LEARNING — ensinar antes de praticar
   ========================================================== */
.nx-teaching-stage{min-height:370px;display:flex;flex-direction:column;justify-content:flex-start}
.nx-teaching-stage .v3-stage-actions{margin-top:auto;padding-top:22px}
.nx-teaching-stage.type-concept{border-color:rgba(74,170,255,.38);background:radial-gradient(circle at 100% 0,rgba(55,149,255,.11),transparent 35%),rgba(7,22,37,.94)}
.nx-teaching-stage.type-purpose{border-color:rgba(98,221,183,.30);background:radial-gradient(circle at 100% 0,rgba(71,211,166,.09),transparent 35%),rgba(7,22,37,.94)}
.nx-teaching-stage.type-mechanics{border-color:rgba(130,111,255,.34);background:radial-gradient(circle at 100% 0,rgba(127,101,255,.11),transparent 36%),rgba(7,22,37,.94)}
.nx-teaching-stage.type-example{border-color:rgba(80,174,255,.42)}
.nx-teaching-stage.type-mistake{border-color:rgba(255,135,125,.30);background:radial-gradient(circle at 100% 0,rgba(255,101,101,.08),transparent 36%),rgba(7,22,37,.94)}
.nx-teaching-stage.type-guided{border-color:rgba(255,205,102,.31);background:radial-gradient(circle at 100% 0,rgba(255,195,73,.07),transparent 36%),rgba(7,22,37,.94)}
.nx-teaching-stage.type-recap{border-color:rgba(104,229,174,.36);background:radial-gradient(circle at 100% 0,rgba(70,218,162,.09),transparent 36%),rgba(7,22,37,.94)}
.nx-teaching-stage p{max-width:930px;font-size:18px;line-height:1.78}
.nx-teaching-list{display:grid;gap:10px;list-style:none;padding:0;margin:16px 0 0;max-width:930px}
.nx-teaching-list li{position:relative;padding:13px 15px 13px 42px;border:1px solid rgba(78,151,214,.20);border-radius:12px;background:rgba(4,15,26,.56);color:#c7d7e6;line-height:1.58}
.nx-teaching-list li:before{content:"";position:absolute;left:16px;top:18px;width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,#4db8ff,#8068ff);box-shadow:0 0 13px rgba(70,166,255,.25)}
.nx-teaching-code{margin-top:15px;min-height:auto;white-space:pre-wrap;color:#d8ecff;font-size:15px;line-height:1.7;border-color:rgba(85,169,241,.32)}
.nx-source-card{position:relative;overflow:hidden}
.nx-source-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(#5bc6ff,#7967ff)}
#sources>p{max-width:880px}
@media(max-width:820px){.nx-teaching-stage{min-height:0}.nx-teaching-stage p{font-size:16px}.nx-teaching-list li{padding-left:38px}}



/* LC FLOW AND AGENT LABS */
.nx-flow-pool{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
.nx-flow-step{width:100%;text-align:left;min-height:78px}
.nx-flow-step small{display:block;color:#8fa9c2;margin-top:4px;line-height:1.45}
.nx-flow-built{display:flex;gap:7px;align-items:center;flex-wrap:wrap;margin:15px 0;padding:14px;border:1px dashed rgba(83,163,230,.28);border-radius:13px;background:rgba(4,15,26,.52)}
.nx-flow-arrow{color:#5ebeff;font-weight:900}
.nx-agent-tools{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:13px}
.nx-agent-tools .v3-btn{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
@media(max-width:620px){.nx-flow-pool,.nx-agent-tools{grid-template-columns:1fr}}




/* ==========================================================
   LC CELEBRATION V2 — milestones com presença maior
   ========================================================== */
.nx-celebration-card{overflow:hidden}
.nx-icon-orb{font-size:42px}
.nx-celebration.kind-module .nx-celebration-card{border-color:rgba(89,226,167,.52);background:radial-gradient(circle at 50% 0,rgba(63,215,155,.14),transparent 46%),linear-gradient(145deg,#08251d,#071725)}
.nx-celebration.kind-module .nx-xp-orb{background:radial-gradient(circle at 35% 30%,#7af0bd,#24a86e 52%,#116946)}
.nx-celebration.kind-streak .nx-celebration-card{border-color:rgba(255,207,101,.48);background:radial-gradient(circle at 50% 0,rgba(255,186,72,.14),transparent 46%),linear-gradient(145deg,#271c08,#111722)}
.nx-celebration.kind-streak .nx-xp-orb{background:radial-gradient(circle at 35% 30%,#ffe38c,#f59d32 52%,#c95f20)}
.nx-celebration.kind-certificate .nx-celebration-card{border-color:rgba(147,121,255,.56);background:radial-gradient(circle at 50% 0,rgba(142,105,255,.18),transparent 46%),linear-gradient(145deg,#141036,#071725)}
.nx-celebration.kind-certificate .nx-xp-orb{background:radial-gradient(circle at 35% 30%,#c6b6ff,#7869ff 52%,#4938bd)}
.nx-celebration.kind-quiz .nx-celebration-card{border-color:rgba(89,177,255,.50)}
.nx-celebration-timer{height:4px;margin:20px -30px -30px;background:rgba(255,255,255,.05);overflow:hidden}
.nx-celebration-timer span{display:block;height:100%;width:100%;transform-origin:left center;background:linear-gradient(90deg,#5ad8ff,#7468ff);animation:nxCelebrationTimer var(--nx-celebration-duration,3000ms) linear forwards}
@keyframes nxCelebrationTimer{from{transform:scaleX(1)}to{transform:scaleX(0)}}



/* Fases da trilha */
.nx-phase-divider{
  display:grid;grid-template-columns:auto 1fr;align-items:center;gap:10px;
  padding:18px 2px 7px;margin-top:10px;color:#86a2bb
}
.nx-phase-divider:after{content:"";grid-column:2;height:1px;background:linear-gradient(90deg,rgba(85,167,238,.34),transparent)}
.nx-phase-divider span{grid-row:1/3;padding:7px 9px;border-radius:999px;border:1px solid rgba(83,164,234,.26);background:rgba(7,23,38,.72);font-size:10px;font-weight:1000;letter-spacing:.12em;color:#6fc6ff}
.nx-phase-divider strong{font-size:13px;line-height:1.2;color:#cbdcec}
@media(max-width:620px){
  .nx-celebration-card{padding:26px 22px;max-width:calc(100vw - 34px)}
  .nx-celebration-timer{margin:18px -22px -26px}
  .nx-phase-divider{grid-template-columns:1fr;gap:5px;padding-top:15px}
  .nx-phase-divider span{grid-row:auto;justify-self:start}.nx-phase-divider:after{grid-column:1}
}



/* ==========================================================
   LC FOUNDATION JOURNEYS
   ========================================================== */
.nx-start-banner{
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:18px;align-items:center;
  margin-top:18px;padding:22px;border:1px solid rgba(93,188,255,.35);border-radius:18px;
  background:radial-gradient(circle at 0 0,rgba(72,164,255,.13),transparent 40%),linear-gradient(135deg,#0b2139,#081523)
}
.nx-start-banner h2{margin:5px 0 7px;font-size:26px}.nx-start-banner p{margin:0;color:#9fb5ca;max-width:820px;line-height:1.6}
.nx-catalog-section{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:center;padding:20px 3px 5px;margin-top:4px}
.nx-catalog-section span{font-size:10px;font-weight:1000;letter-spacing:.13em;color:#62c2ff;padding:6px 9px;border:1px solid rgba(84,164,232,.26);border-radius:999px;background:rgba(7,23,38,.65)}
.nx-catalog-section strong{font-size:14px;color:#c7d9e9}
.nx-recommended-course{border-color:rgba(88,194,255,.52);box-shadow:0 18px 58px rgba(22,113,190,.13)}
.nx-recommended-course:before{content:"RECOMENDADO";position:absolute;right:14px;top:14px;font-size:9px;font-weight:1000;letter-spacing:.12em;color:#75d1ff;padding:6px 8px;border-radius:999px;border:1px solid rgba(90,196,255,.32);background:#071a2a;z-index:4}
@media(max-width:820px){.nx-start-banner{grid-template-columns:1fr}.nx-start-banner .v3-btn{width:100%;justify-content:center}.nx-catalog-section{grid-template-columns:1fr;gap:5px}}



/* ==========================================================
   LC START PAGE — diagnóstico e rotas
   ========================================================== */
.nx-start-hero{border-color:rgba(78,179,255,.36)}
.nx-start-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px;align-items:start}
.nx-start-card h2{margin:6px 0 7px;font-size:26px}
.nx-goal-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:15px}
.nx-goal-grid button{min-height:108px;text-align:left;padding:15px;border:1px solid rgba(77,145,205,.23);border-radius:14px;background:rgba(5,19,33,.72);color:#e8f4ff;cursor:pointer;transition:.16s ease}
.nx-goal-grid button:hover,.nx-goal-grid button.selected{transform:translateY(-2px);border-color:rgba(89,187,255,.58);background:linear-gradient(145deg,rgba(15,52,87,.95),rgba(6,22,38,.9));box-shadow:0 14px 36px rgba(15,102,170,.12)}
.nx-goal-grid button b{display:block;font-size:14px;line-height:1.3}.nx-goal-grid button small{display:block;margin-top:6px;color:#8fa8c0;line-height:1.45}
.nx-diag-progress{height:7px;border-radius:999px;background:#06121e;overflow:hidden;margin:14px 0}.nx-diag-progress span{display:block;height:100%;background:linear-gradient(90deg,#4aa6ff,#806cff);border-radius:inherit;transition:width .2s ease}
.nx-diag-result{padding:18px;border:1px solid rgba(83,171,238,.25);border-radius:14px;background:rgba(5,20,34,.66)}.nx-diag-result h3{font-size:29px;margin:6px 0}.nx-diag-result p{color:#a9bdd0;line-height:1.65}
.nx-route-card{border-color:rgba(86,181,248,.34);background:radial-gradient(circle at 100% 0,rgba(88,100,255,.10),transparent 34%),rgba(7,21,36,.9)}
.nx-route-steps{display:grid;gap:9px}.nx-route-step{display:grid;grid-template-columns:42px minmax(0,1fr) auto;gap:12px;align-items:center;padding:14px;border:1px solid rgba(73,143,203,.20);border-radius:14px;background:rgba(4,16,28,.58)}.nx-route-step.done{border-color:rgba(69,198,143,.28);background:rgba(5,35,27,.52)}
.nx-route-number{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:#0c2a47;color:#76c7ff;font-weight:1000}.nx-route-step.done .nx-route-number{background:#0c382a;color:#6ee6a9}
.nx-route-step h3{margin:3px 0 4px;font-size:16px}.nx-route-step p{margin:0;color:#859fb7;font-size:12px;line-height:1.5}
@media(max-width:900px){.nx-start-grid{grid-template-columns:1fr}}
@media(max-width:620px){.nx-goal-grid{grid-template-columns:1fr}.nx-route-step{grid-template-columns:38px minmax(0,1fr)}.nx-route-step>a{grid-column:2;width:100%;justify-content:center}}

.nx-level-path{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:10px;align-items:center;margin-top:14px;padding:14px;border:1px solid rgba(79,155,219,.18);border-radius:15px;background:rgba(5,18,31,.58)}
.nx-level-path>div{display:grid;grid-template-columns:32px 1fr;column-gap:9px;align-items:center;min-width:0}.nx-level-path span{grid-row:1/3;width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:#0d3153;color:#77caff;font-weight:1000}.nx-level-path b{font-size:13px;color:#e1effb}.nx-level-path small{font-size:10px;color:#819bb2;line-height:1.35}.nx-level-path i{font-style:normal;color:#426c92;font-weight:900}.nx-level-path .future{opacity:.62}
@media(max-width:820px){.nx-level-path{grid-template-columns:1fr}.nx-level-path i{transform:rotate(90deg);justify-self:center}.nx-level-path>div{grid-template-columns:36px 1fr}}




/* ==========================================================
   LC MOBILE-FIRST HARDENING — 2026-08-28
   Prioridade: ergonomia, descoberta, desempenho e safe areas.
   ========================================================== */
input[type="checkbox"],input[type="radio"]{min-height:0;width:auto;accent-color:#4da7ff}
.nx-celebration-dismiss{display:inline-flex;align-items:center;justify-content:center;min-height:44px;margin:16px auto 0;padding:0 18px;border:1px solid rgba(99,181,255,.34);border-radius:11px;background:#0b2037;color:#e8f5ff;font-weight:850;cursor:pointer}
.nx-mobile-more{display:none}

@media(max-width:820px){
  html{-webkit-text-size-adjust:100%;scroll-padding-top:78px}
  body{background-attachment:scroll}
  body:before{position:absolute;opacity:.08;background-size:42px 42px}
  body.nx-mobile-menu-open{overflow:hidden}
  .main-inner{width:100%;padding:14px 14px calc(112px + env(safe-area-inset-bottom))}
  .mobile-header{
    min-height:62px;padding:calc(8px + env(safe-area-inset-top)) 14px 8px;
    background:rgba(4,13,24,.96);border-bottom-color:rgba(81,157,222,.22);
    box-shadow:0 10px 30px rgba(0,0,0,.16);backdrop-filter:blur(12px)
  }
  .mobile-header .brand{height:44px;min-width:0;flex:1}
  .mobile-header .brand img{width:38px;height:38px;max-width:none}
  .mobile-header [data-logout]{display:none}
  .v3-btn,.btn,.btn-secondary,.btn-ghost,input:not([type="checkbox"]):not([type="radio"]),select,.amount-btn{min-height:48px}
  input,textarea,select{font-size:16px}
  button,a{-webkit-tap-highlight-color:transparent}
  .v3-btn,.btn,.btn-secondary,.btn-ghost,.bottom-nav a,.bottom-nav button{touch-action:manipulation}
  .card,.v3-course-card,.v3-module,.v3-badge,.v3-project-card{box-shadow:0 12px 34px rgba(0,0,0,.14)}
  .card:hover,.v3-course-card:hover,.v3-module:hover,.v3-badge:hover{transform:none}
  .v3-hero{min-height:0;padding:19px;border-radius:19px;box-shadow:0 18px 48px rgba(0,0,0,.20)}
  .v3-hero:after{display:none}
  .v3-hero:before{opacity:.18}
  .v3-hero h1{font-size:clamp(28px,8.2vw,34px);line-height:1.07;letter-spacing:-.035em;text-wrap:pretty}
  .v3-hero p{font-size:15.5px;line-height:1.62}
  .v3-hud{gap:6px}
  .v3-pill{padding:7px 9px;font-size:11.5px;line-height:1.25}
  .v3-section-head{align-items:flex-start;flex-direction:column;gap:10px;margin-top:22px}
  .v3-section-head h2{font-size:23px;line-height:1.18}
  .v3-section-head>a,.v3-section-head>.v3-btn{width:100%;justify-content:center}
  .card-pad{padding:17px}
  .v3-metrics{grid-template-columns:1fr 1fr;gap:9px;margin:14px 0 18px}
  .v3-metric{padding:14px 15px;border-radius:13px}
  .v3-metric strong{font-size:25px}
  .v3-course-card{padding:18px;border-radius:16px;gap:14px}
  .v3-course-card>div:first-child{padding-right:0}
  .v3-course-card h3{font-size:20px;line-height:1.22}
  .v3-course-card p{font-size:14px;line-height:1.58}
  .nx-course-orb{display:none}
  .v3-module{padding:13px;border-radius:14px;grid-template-columns:38px minmax(0,1fr);gap:11px}
  .v3-node{width:38px;height:38px;border-radius:12px}
  .v3-module:before{left:31px}
  .v3-module h3{font-size:15px;line-height:1.3}
  .v3-module small{font-size:11.5px;line-height:1.4}
  .v3-module>div:last-child{grid-column:2}
  .v3-module .v3-toolbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;width:100%}
  .v3-module .v3-toolbar>.v3-btn{width:100%;min-width:0;padding-left:10px;padding-right:10px;text-align:center}
  .v3-module .v3-toolbar>.v3-btn:first-child{grid-column:1/-1}
  .v3-module .v3-toolbar>.v3-pill{grid-column:1/-1;justify-self:start}
  .v3-stage{padding:18px;border-radius:16px}
  .v3-stage h2{font-size:23px;line-height:1.18}
  .v3-stage p{font-size:16px;line-height:1.68}
  .v3-stage-actions{display:grid;grid-template-columns:1fr;gap:8px}
  .v3-stage-actions>*{width:100%;justify-content:center}
  .v3-option{min-height:52px;padding:13px;align-items:center}
  .v3-option input{flex:0 0 auto}
  .v3-api-row{grid-template-columns:1fr}
  .v3-api-row .v3-btn{grid-column:auto;width:100%}
  .v3-rubric{grid-template-columns:1fr 1fr;gap:7px}
  .v3-material{padding:14px;min-width:0}
  .v3-material strong,.v3-material small{overflow-wrap:anywhere}
  .v3-material .v3-btn{min-width:0}
  .v3-editor{font-size:16px;min-height:180px}
  .v3-console,.nx-teaching-code{font-size:14px;max-width:100%;overflow:auto}
  .v3-sheet-wrap,.table-wrap{max-width:100%;overflow:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;touch-action:pan-x pan-y}
  .v3-sheet{min-width:620px}
  .tabs{gap:8px;overflow-x:auto;scroll-snap-type:x proximity;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;padding-bottom:1px}
  .tab{flex:0 0 auto;min-height:48px;display:flex;align-items:center;padding:11px 8px;white-space:nowrap;scroll-snap-align:start}
  .v3-certificate{padding:18px;border-radius:16px}
  .v3-certificate h1{font-size:28px}
  .v3-certificate .name{font-size:23px;overflow-wrap:anywhere}
  .nx-level-path{padding:12px}
  .nx-goal-grid button{min-height:96px;padding:14px}
  .nx-route-step{padding:12px}
  .nx-start-card h2{font-size:23px}
  .nx-boss-banner{border-radius:18px}
  .nx-boss-banner-copy{padding:20px}
  .nx-boss-banner-copy h2{font-size:27px}
  .bottom-nav.nx-mobile-nav{
    display:grid;grid-template-columns:repeat(5,minmax(0,1fr));
    left:10px;right:10px;bottom:max(8px,env(safe-area-inset-bottom));
    min-height:68px;padding:6px;border-radius:19px;
    background:rgba(4,15,27,.96);box-shadow:0 18px 50px rgba(0,0,0,.40);
    transition:transform .18s ease,opacity .18s ease
  }
  .bottom-nav.nx-mobile-nav>a,.bottom-nav.nx-mobile-nav>button{
    appearance:none;border:0;background:transparent;color:#8ea7bf;display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:3px;min-width:0;min-height:54px;padding:5px 2px;border-radius:12px;font:800 10.5px/1.1 inherit;cursor:pointer
  }
  .bottom-nav.nx-mobile-nav>a>span:first-child,.bottom-nav.nx-mobile-nav>button>span:first-child{font-size:18px;line-height:1}
  .bottom-nav.nx-mobile-nav>a>span:last-child,.bottom-nav.nx-mobile-nav>button>span:last-child{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .bottom-nav.nx-mobile-nav>a.active,.bottom-nav.nx-mobile-nav>button.active{color:#fff;background:linear-gradient(180deg,rgba(54,144,230,.17),rgba(33,79,126,.10))}
  body:has(input:focus,textarea:focus,select:focus) .bottom-nav.nx-mobile-nav{transform:translateY(calc(100% + 34px));opacity:0;pointer-events:none}
  .nx-mobile-more{position:fixed;inset:0;z-index:90;display:block}
  .nx-mobile-more[hidden]{display:none}
  .nx-mobile-more-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.58);opacity:0;transition:opacity .18s ease}
  .nx-mobile-more-sheet{
    position:absolute;left:0;right:0;bottom:0;max-height:min(78dvh,620px);overflow:auto;padding:10px 16px calc(18px + env(safe-area-inset-bottom));
    border:1px solid rgba(83,164,234,.30);border-bottom:0;border-radius:24px 24px 0 0;
    background:linear-gradient(180deg,#0b1e32,#06121f);box-shadow:0 -22px 80px rgba(0,0,0,.42);
    transform:translateY(102%);transition:transform .2s ease
  }
  .nx-mobile-more.open .nx-mobile-more-backdrop{opacity:1}
  .nx-mobile-more.open .nx-mobile-more-sheet{transform:translateY(0)}
  .nx-mobile-more-handle{width:42px;height:4px;margin:1px auto 13px;border-radius:99px;background:#38556e}
  .nx-mobile-more-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
  .nx-mobile-more-head h2{margin:3px 0 0;font-size:22px}
  .nx-mobile-more-close{width:48px;height:48px;border:1px solid rgba(76,151,216,.25);border-radius:13px;background:#081827;color:#dceeff;font-size:26px}
  .nx-mobile-more-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}
  .nx-mobile-more-grid a{
    min-height:82px;display:grid;grid-template-columns:34px minmax(0,1fr);gap:10px;align-items:center;padding:12px;
    border:1px solid rgba(73,145,207,.20);border-radius:14px;background:rgba(5,18,31,.66)
  }
  .nx-mobile-more-grid a.active{border-color:rgba(83,180,255,.52);background:linear-gradient(145deg,rgba(15,54,90,.94),rgba(5,22,38,.88))}
  .nx-mobile-more-grid a>span:first-child{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:#0d2d4c;color:#75c8ff;font-size:18px}
  .nx-mobile-more-grid b{display:block;font-size:14px}.nx-mobile-more-grid small{display:block;margin-top:3px;color:#849eb7;font-size:11px;line-height:1.35}
  .nx-mobile-logout{width:100%;min-height:50px;margin-top:11px;border:1px solid rgba(255,123,123,.24);border-radius:13px;background:rgba(71,24,29,.32);color:#ffb3b3;font-weight:850}
  .nx-celebration{padding:14px}
  .nx-celebration-card{width:min(100%,430px);max-height:calc(100dvh - 28px);overflow:auto;padding:24px 20px;border-radius:20px}
  .nx-celebration-card h2{font-size:27px;line-height:1.12}
  .nx-xp-orb{width:88px;height:88px;font-size:24px}
  .nx-level-art{width:170px;max-height:150px}
  .nx-celebration-dismiss{display:flex;width:100%;min-height:48px;margin-top:14px}
  .nx-celebration-timer{margin:16px -20px -24px}
  .public-section{padding:34px 0}
  .public-nav{display:grid;grid-template-columns:1fr;gap:9px;padding:12px 0}
  .public-nav .brand{height:44px}.public-nav .brand img{width:44px;height:44px}
  .public-actions{display:grid;grid-template-columns:1fr 1.35fr;gap:8px;width:100%}
  .public-actions .v3-btn{width:100%;min-width:0;padding-left:10px;padding-right:10px}
  .public-actions .v3-btn.secondary:first-child{display:none}
  .creator-logo{min-height:98px;padding:12px}
  .creator-logo strong{font-size:34px}.creator-logo span{font-size:16px}
}

@media(max-width:420px){
  .main-inner{padding-left:11px;padding-right:11px}
  .v3-metrics{grid-template-columns:1fr}
  .v3-rubric{grid-template-columns:1fr}
  .nx-mobile-more-grid{grid-template-columns:1fr}
  .v3-module .v3-toolbar{grid-template-columns:1fr}
  .v3-module .v3-toolbar>.v3-btn:first-child{grid-column:auto}
  .v3-hero h1{font-size:29px}
  .public-actions{grid-template-columns:1fr}
  .creator-logo{flex-direction:column;gap:5px;text-align:center}
}

@media(max-width:820px) and (prefers-reduced-motion:reduce){
  .nx-mobile-more-backdrop,.nx-mobile-more-sheet,.bottom-nav.nx-mobile-nav{transition:none}
}




/* Mobile auth and compact action groups */
.nx-password-wrap{position:relative}.nx-password-wrap input{padding-right:86px}.nx-password-toggle{position:absolute;right:6px;top:6px;min-width:72px;min-height:36px;border:1px solid rgba(76,151,216,.24);border-radius:9px;background:#0b1d30;color:#a9c9e5;font-size:12px;font-weight:850}
@media(max-width:820px){
  .login-page{display:block;min-height:100dvh}
  .login-hero{padding:22px 16px 5px;min-height:0;justify-content:flex-start}
  .login-hero .brand{height:45px}.login-hero .brand img{width:44px;height:44px}
  .login-hero .eyebrow{margin-top:18px}
  .login-hero .hero-title{font-size:34px;line-height:1.03;margin:8px 0 10px}
  .login-hero>p{font-size:15px;line-height:1.55;margin-bottom:0}
  .login-hero .v3-hud{display:none}
  .login-panel{padding:10px 14px calc(24px + env(safe-area-inset-bottom));align-items:flex-start}
  .login-card{width:100%;max-width:520px;padding:20px;border-radius:18px;box-shadow:0 16px 46px rgba(0,0,0,.22)}
  .login-card h2{font-size:26px}
  .login-card label{margin-top:12px}
  .nx-password-toggle{top:2px;right:4px;min-height:44px}
  .v3-course-card>.v3-toolbar{display:grid;grid-template-columns:1fr;width:100%}
  .v3-course-card>.v3-toolbar>.v3-btn{width:100%}
}
@media(max-width:420px){
  .login-hero .hero-title{font-size:31px}
  .login-panel{padding-left:10px;padding-right:10px}
  .login-card{padding:18px}
  .v3-toolbar{gap:7px}
  .card .v3-toolbar>.v3-btn,.card .v3-toolbar>.btn-secondary{flex:1 1 100%}
}






.lc-ui-icon{width:20px;height:20px;display:block;flex:0 0 auto}
.sidebar nav a>span:first-child{display:grid;place-items:center;color:#a8bfd6}
.sidebar nav a.active>span:first-child{color:#fff}
.lc-sidebar-support{
  display:flex;
  align-items:center;
  gap:10px;
  margin:8px;
  padding:10px 12px;
  border:1px solid rgba(40,120,255,.28);
  border-radius:11px;
  background:rgba(40,120,255,.07);
  color:#dcefff;
  font-weight:800;
}
.lc-sidebar-support:hover{border-color:rgba(40,120,255,.46);background:rgba(40,120,255,.11)}

.lc-credit-link{
  display:flex;
  align-items:center;
  gap:9px;
  margin:8px;
  padding:9px 10px;
  border:1px solid rgba(157,172,193,.13);
  border-radius:11px;
  background:rgba(7,21,34,.78);
  text-decoration:none;
}
.lc-credit-link:hover{border-color:rgba(40,120,255,.3);background:rgba(40,120,255,.05)}
.lc-credit-link img{width:28px;height:28px;flex:0 0 auto}
.lc-credit-link b{display:block;color:#74b0ff;font-size:9px;line-height:1.3;letter-spacing:.035em}
.lc-credit-link small{display:block;margin-top:2px;color:#8fa7bf;font-size:10px}

.nx-mobile-logout{display:flex;align-items:center;justify-content:center;gap:8px}
.nx-mobile-more-grid .lc-ui-icon{width:18px;height:18px}
.bottom-nav .lc-ui-icon{width:19px;height:19px}

/* ==========================================================
   LC UI FOUNDATION 1.0 — canonical surface language
   ========================================================== */
:root{
  --lc-ui-surface:rgba(13,27,46,.88);
  --lc-ui-surface-strong:rgba(13,27,46,.97);
  --lc-ui-line:rgba(157,172,193,.18);
  --lc-ui-line-active:rgba(40,120,255,.42);
  --lc-ui-shadow:0 18px 54px rgba(0,0,0,.18);
  --lc-ui-shadow-soft:0 10px 28px rgba(0,0,0,.14);
}
body{
  min-height:100vh;
  background:
    radial-gradient(circle at 12% -8%,rgba(40,120,255,.11),transparent 28rem),
    radial-gradient(circle at 88% 0,rgba(56,230,176,.055),transparent 30rem),
    linear-gradient(180deg,var(--lc-ink),#081523 48%,#06101c);
}
::selection{background:rgba(40,120,255,.34);color:var(--lc-white)}
.main-inner{padding-top:24px}
.sidebar{
  background:linear-gradient(180deg,#07111d,#050c16);
  border-right-color:rgba(157,172,193,.12);
}
.sidebar nav a{color:var(--lc-text-secondary);font-weight:720}
.sidebar nav a:hover{background:rgba(40,120,255,.08);color:var(--lc-white)}
.sidebar nav a.active{
  border:1px solid rgba(40,120,255,.3);
  background:linear-gradient(110deg,rgba(23,101,242,.34),rgba(40,120,255,.14));
  box-shadow:inset 0 1px rgba(255,255,255,.035);
}
.card,.soft-card,.next-card,.course-visual{
  border-color:var(--lc-ui-line);
  background:linear-gradient(145deg,rgba(13,27,46,.94),rgba(7,17,31,.96));
  box-shadow:var(--lc-ui-shadow-soft),inset 0 1px rgba(255,255,255,.025);
}
.v3-hero,.v3-mission-head{
  border-color:rgba(40,120,255,.28);
  background:
    radial-gradient(circle at 92% 8%,rgba(56,230,176,.07),transparent 34%),
    linear-gradient(135deg,#0a1d37,var(--lc-navy) 62%,#0a1727);
  box-shadow:var(--lc-ui-shadow);
}
.v3-hero{min-height:0}
.v3-hero h1{max-width:900px;text-wrap:balance}
.v3-hero p{color:#b8c7d8}
.v3-btn{
  min-height:44px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--lc-blue),var(--lc-blue-deep));
  box-shadow:0 10px 24px rgba(40,120,255,.2);
  transition:transform var(--lc-motion-fast) var(--lc-ease),filter var(--lc-motion-fast) var(--lc-ease),box-shadow var(--lc-motion-fast) var(--lc-ease);
}
.v3-btn:hover:not(:disabled){transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 14px 30px rgba(40,120,255,.24)}
.v3-btn.secondary{
  border:1px solid rgba(157,172,193,.18);
  background:rgba(13,27,46,.8);
  color:var(--lc-white);
  box-shadow:none;
}
.v3-btn.success{background:linear-gradient(135deg,#126940,var(--lc-mint));color:#04130e}
.v3-pill{
  border-color:rgba(157,172,193,.18);
  background:rgba(7,17,31,.58);
  color:#cbd6e2;
}
.v3-pill.xp{border-color:rgba(40,120,255,.32);background:rgba(40,120,255,.09);color:#bcd5ff}
.v3-pill.streak{border-color:rgba(255,176,32,.3);background:rgba(255,176,32,.08);color:#ffd58a}
.v3-metric,.v3-course-card,.v3-module,.v3-stage,.v3-project-card,.v3-material{
  border-color:var(--lc-ui-line);
}
.v3-metric{background:rgba(13,27,46,.72)}
.v3-course-card,.v3-project-card{background:linear-gradient(145deg,rgba(13,27,46,.92),rgba(7,17,31,.96))}
.v3-module{background:rgba(8,22,37,.82)}
.v3-module:hover{border-color:rgba(40,120,255,.35);background:rgba(10,29,49,.9)}
.v3-module.current{border-color:rgba(40,120,255,.55);background:linear-gradient(100deg,rgba(40,120,255,.17),rgba(13,27,46,.94))}
.v3-node{background:rgba(40,120,255,.13);color:#8fc0ff}
.v3-module.done .v3-node{background:rgba(56,230,176,.12);color:var(--lc-mint)}
.v3-module.current .v3-node{background:linear-gradient(135deg,var(--lc-blue),#4598ff)}
.v3-progress>span,.v3-xpbar span,.v3-quiz-progress span{background:linear-gradient(90deg,var(--lc-blue),var(--lc-mint))}
.v3-feedback{border-color:rgba(157,172,193,.18);background:rgba(13,27,46,.66)}
.v3-feedback.ok{border-color:rgba(56,230,176,.32);background:rgba(56,230,176,.075);color:#79efb8}
.v3-feedback.bad{border-color:rgba(255,77,79,.34);background:rgba(255,77,79,.07);color:#ffaaa8}
.quick-links{display:grid;gap:7px}
.quick-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  min-width:0;
  padding:10px 11px;
  border:1px solid rgba(157,172,193,.12);
  border-radius:11px;
  background:rgba(7,17,31,.45);
}
.quick-link:hover{border-color:rgba(40,120,255,.32);background:rgba(40,120,255,.06)}
input,select{min-height:44px}
input[type="checkbox"],input[type="radio"]{min-height:0;width:auto;accent-color:var(--lc-blue)}
.v3-option input{min-height:0}
.v3-btn:focus-visible,.sidebar a:focus-visible,.bottom-nav a:focus-visible,.v3-option:focus-within,input:focus-visible,textarea:focus-visible,select:focus-visible,button:focus-visible,a:focus-visible{
  outline:3px solid rgba(40,120,255,.62);
  outline-offset:2px;
}


@media print{
  .sidebar,.mobile-header,.bottom-nav,.v3-toolbar,.support-strip{display:none!important}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}


/* ==========================================================
   LC OPERATIONS CENTER — Phase 3
   ========================================================== */
.lc-admin-hero{margin-bottom:14px}
.lc-admin-tabs{
  position:sticky;
  top:10px;
  z-index:24;
  display:flex;
  gap:6px;
  margin:0 0 18px;
  padding:6px;
  overflow:auto;
  border:1px solid var(--lc-ui-line);
  border-radius:14px;
  background:rgba(7,17,31,.9);
  backdrop-filter:blur(16px);
  scrollbar-width:none;
}
.lc-admin-tabs::-webkit-scrollbar{display:none}
.lc-admin-tabs button{
  min-height:44px;
  flex:0 0 auto;
  padding:9px 13px;
  border:0;
  border-radius:10px;
  background:transparent;
  color:var(--lc-text-secondary);
  font:inherit;
  font-size:12px;
  font-weight:760;
  cursor:pointer;
}
.lc-admin-tabs button.active{
  color:var(--lc-white);
  background:rgba(40,120,255,.14);
  box-shadow:inset 0 0 0 1px rgba(40,120,255,.26);
}
.lc-admin-metrics{grid-template-columns:repeat(6,minmax(0,1fr))}
.lc-admin-attention-list{display:grid;gap:8px;margin-top:14px}
.lc-admin-attention{
  min-height:52px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  width:100%;
  padding:12px 13px;
  border:1px solid rgba(157,172,193,.13);
  border-radius:12px;
  background:rgba(7,17,31,.5);
  color:var(--lc-white);
  text-align:left;
  font:inherit;
  cursor:pointer;
}
.lc-admin-attention:hover{border-color:rgba(40,120,255,.32);background:rgba(40,120,255,.06)}
.lc-admin-attention strong{font-size:18px;color:var(--lc-mint)}
.lc-admin-filterbar{
  display:grid;
  grid-template-columns:minmax(200px,1.5fr) minmax(160px,.8fr) minmax(220px,1fr) auto;
  gap:8px;
  margin:12px 0 16px;
}
.lc-admin-filterbar input,.lc-admin-filterbar select{width:100%;min-width:0}
.lc-admin-table,.lc-admin-stack{display:grid;gap:8px}
.lc-admin-row{
  width:100%;
  display:grid;
  grid-template-columns:minmax(220px,1.6fr) minmax(90px,.7fr) minmax(80px,.55fr) minmax(90px,.65fr) minmax(70px,.55fr) minmax(150px,1fr) 18px;
  align-items:center;
  gap:12px;
  padding:13px 14px;
  border:1px solid var(--lc-ui-line);
  border-radius:13px;
  background:linear-gradient(145deg,rgba(13,27,46,.88),rgba(7,17,31,.94));
  color:var(--lc-white);
  text-align:left;
  font:inherit;
  cursor:pointer;
}
.lc-admin-row:hover{border-color:rgba(40,120,255,.34);background:rgba(13,31,52,.96)}
.lc-admin-row>span{min-width:0}
.lc-admin-row small,.lc-admin-primary small{display:block;color:var(--lc-text-secondary);font-size:11px;line-height:1.35}
.lc-admin-primary b{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lc-status{
  display:inline-flex;
  width:max-content;
  max-width:100%;
  padding:5px 8px;
  border:1px solid rgba(157,172,193,.17);
  border-radius:999px;
  background:rgba(157,172,193,.07);
  color:#cbd6e2;
  font-size:11px;
  font-weight:800;
  white-space:nowrap;
}
.lc-status.ok{border-color:rgba(56,230,176,.28);background:rgba(56,230,176,.08);color:#79efb8}
.lc-status.bad{border-color:rgba(255,77,79,.32);background:rgba(255,77,79,.07);color:#ffaaa8}
.lc-status.warn{border-color:rgba(255,176,32,.3);background:rgba(255,176,32,.08);color:#ffd58a}
.lc-admin-empty{
  padding:18px;
  border:1px dashed rgba(157,172,193,.2);
  border-radius:13px;
  color:var(--lc-text-secondary);
  text-align:center;
}
.lc-admin-dialog{width:min(980px,calc(100% - 26px))}
.lc-admin-detail-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  margin-bottom:14px;
}
.lc-admin-detail-head h2{margin:4px 0 5px}
.lc-admin-detail-head p{margin:0;color:var(--lc-text-secondary)}
.lc-admin-detail-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}
.lc-admin-detail-grid .card{box-shadow:none}
.lc-admin-detail-grid label,.lc-admin-review label{display:block;margin:10px 0 6px;font-size:12px;font-weight:800;color:#dbe8f5}
.lc-admin-detail-grid select,.lc-admin-review input,.lc-admin-review textarea{width:100%}
.lc-admin-detail-grid .v3-btn{margin-top:12px}
.lc-admin-detail-section{
  margin-top:18px;
  padding-top:17px;
  border-top:1px solid rgba(157,172,193,.13);
}
.lc-admin-enrollment,.lc-admin-history,.lc-admin-cert,.lc-admin-audit{
  display:grid;
  align-items:center;
  gap:12px;
  padding:11px 12px;
  border:1px solid rgba(157,172,193,.12);
  border-radius:11px;
  background:rgba(7,17,31,.42);
}
.lc-admin-enrollment{grid-template-columns:minmax(0,1fr) minmax(150px,.4fr)}
.lc-admin-history{grid-template-columns:minmax(0,1.6fr) auto minmax(120px,.5fr)}
.lc-admin-cert{grid-template-columns:minmax(180px,1fr) minmax(220px,1.3fr) minmax(130px,.6fr) auto}
.lc-admin-audit{grid-template-columns:minmax(0,1fr) auto}
.lc-admin-enrollment small,.lc-admin-history small,.lc-admin-cert small,.lc-admin-audit small{display:block;color:var(--lc-text-secondary);font-size:11px}
.lc-admin-boss{
  padding:16px;
  border:1px solid var(--lc-ui-line);
  border-radius:15px;
  background:linear-gradient(145deg,rgba(13,27,46,.9),rgba(7,17,31,.96));
}
.lc-admin-boss-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
}
.lc-admin-boss-head h3{margin:5px 0 6px}
.lc-admin-boss-head p{margin:0;color:var(--lc-text-secondary);font-size:12px}
.lc-admin-review{
  margin-top:14px;
  padding-top:14px;
  border-top:1px solid rgba(157,172,193,.13);
}
.lc-admin-toast{
  position:fixed;
  right:18px;
  bottom:18px;
  z-index:120;
  max-width:min(420px,calc(100vw - 30px));
  padding:12px 14px;
  border:1px solid rgba(56,230,176,.3);
  border-radius:12px;
  background:#0d2a21;
  color:#a9f7d4;
  box-shadow:0 18px 50px rgba(0,0,0,.35);
  font-size:13px;
  font-weight:700;
}
.lc-admin-toast.bad{border-color:rgba(255,77,79,.35);background:#351417;color:#ffc0bf}
.nx-admin-mobile-nav button{
  min-width:0;
  min-height:52px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:3px;
  border:0;
  background:transparent;
  color:var(--lc-text-secondary);
  font:inherit;
  font-size:10px;
  font-weight:750;
}
.nx-admin-mobile-nav button.active{color:var(--lc-white);background:rgba(40,120,255,.1)}

@media(max-width:1100px){
  .lc-admin-metrics{grid-template-columns:repeat(3,minmax(0,1fr))}
  .lc-admin-row{grid-template-columns:minmax(220px,1.5fr) repeat(4,minmax(80px,.6fr)) 18px}
  .lc-admin-row>span:nth-child(6){display:none}
}
@media(max-width:900px){
  .lc-admin-filterbar{grid-template-columns:1fr 1fr}
  .lc-admin-filterbar .v3-btn{width:100%}
  .lc-admin-row{grid-template-columns:minmax(180px,1.5fr) minmax(90px,.7fr) minmax(80px,.6fr) 18px}
  .lc-admin-row>span:nth-child(4),.lc-admin-row>span:nth-child(5),.lc-admin-row>span:nth-child(6){display:none}
}
@media(max-width:820px){
  .lc-admin-tabs{top:calc(62px + env(safe-area-inset-top));margin-inline:-2px}
  .lc-admin-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lc-admin-filterbar{grid-template-columns:1fr}
  .lc-admin-row{
    grid-template-columns:minmax(0,1fr) auto 14px;
    gap:9px;
    padding:12px;
  }
  .lc-admin-row>span:nth-child(3),.lc-admin-row>span:nth-child(4),.lc-admin-row>span:nth-child(5),.lc-admin-row>span:nth-child(6){display:none}
  .lc-admin-detail-grid{grid-template-columns:1fr}
  .lc-admin-history,.lc-admin-cert,.lc-admin-audit{grid-template-columns:1fr}
  .lc-admin-enrollment{grid-template-columns:1fr}
  .lc-admin-boss-head{display:grid}
  .lc-admin-dialog{width:100%;max-width:none}
  .lc-admin-toast{right:12px;bottom:calc(82px + env(safe-area-inset-bottom))}
}
@media(max-width:420px){
  .lc-admin-metrics{grid-template-columns:1fr 1fr}
  .lc-admin-tabs button{padding-inline:10px}
}


/* ==========================================================
   LC PRODUCT ANALYTICS — Phase 4
   ========================================================== */
.lc-analytics-head{align-items:end}
.lc-analytics-period{
  min-width:150px;
  display:grid;
  gap:6px;
  color:var(--lc-text-secondary);
  font-size:11px;
  font-weight:800;
  letter-spacing:.04em;
  text-transform:uppercase;
}
.lc-analytics-period select{min-width:150px;text-transform:none;letter-spacing:0}
.lc-analytics-note{
  margin:-4px 0 14px;
  padding:10px 12px;
  border:1px solid rgba(40,120,255,.18);
  border-radius:11px;
  background:rgba(40,120,255,.055);
  color:#aebfd1;
  font-size:12px;
  line-height:1.5;
}
.lc-analytics-metrics{grid-template-columns:repeat(4,minmax(0,1fr))}
.lc-analytics-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  margin-top:14px;
}
.lc-analytics-section{margin-top:14px}
.lc-funnel{display:grid;gap:9px;margin-top:14px}
.lc-funnel-row{
  display:grid;
  grid-template-columns:minmax(145px,.9fr) minmax(140px,1.3fr) 54px;
  align-items:center;
  gap:10px;
}
.lc-funnel-row span{min-width:0}
.lc-funnel-row span b,.lc-funnel-row span small{display:block}
.lc-funnel-row span b{font-size:12px}
.lc-funnel-row span small{margin-top:2px;color:var(--lc-text-secondary);font-size:10px}
.lc-funnel-row>div{
  height:9px;
  overflow:hidden;
  border-radius:999px;
  background:rgba(157,172,193,.1);
}
.lc-funnel-row>div i{
  display:block;
  height:100%;
  min-width:0;
  border-radius:inherit;
  background:linear-gradient(90deg,var(--lc-blue),var(--lc-mint));
}
.lc-funnel-row>strong{text-align:right;font-size:12px}
.lc-analytics-chart{
  min-height:180px;
  display:flex;
  align-items:center;
  margin-top:10px;
  padding:8px;
  border:1px solid rgba(157,172,193,.1);
  border-radius:12px;
  background:rgba(7,17,31,.38);
}
.lc-analytics-spark{width:100%;height:auto;overflow:visible}
.lc-chart-area{fill:rgba(40,120,255,.09)}
.lc-chart-line{
  fill:none;
  stroke:var(--lc-blue);
  stroke-width:4;
  stroke-linecap:round;
  stroke-linejoin:round;
}
#analyticsDailyMeta{margin-top:8px;font-size:11px}
.lc-analytics-table{overflow:auto}
.lc-course-analytics-row,.lc-analytics-row{
  min-width:850px;
  display:grid;
  align-items:center;
  gap:12px;
  padding:11px 12px;
  border-bottom:1px solid rgba(157,172,193,.1);
}
.lc-course-analytics-row{
  grid-template-columns:minmax(210px,1.5fr) repeat(5,minmax(90px,.6fr)) minmax(110px,.7fr);
}
.lc-analytics-row{
  grid-template-columns:minmax(210px,1.5fr) repeat(6,minmax(95px,.65fr));
}
.lc-course-analytics-head,.lc-analytics-row-head{
  position:sticky;
  top:0;
  z-index:2;
  border:1px solid rgba(157,172,193,.14);
  border-radius:10px;
  background:rgba(7,17,31,.96);
  color:var(--lc-text-secondary);
  font-size:10px;
  font-weight:800;
  letter-spacing:.04em;
  text-transform:uppercase;
}
.lc-course-analytics-row:not(.lc-course-analytics-head):hover,
.lc-analytics-row:not(.lc-analytics-row-head):hover{background:rgba(40,120,255,.035)}
.lc-course-analytics-row span,.lc-analytics-row span{min-width:0}
.lc-course-analytics-row b,.lc-course-analytics-row small,
.lc-analytics-row b,.lc-analytics-row small{display:block}
.lc-course-analytics-row b,.lc-analytics-row b{font-size:12px;line-height:1.35}
.lc-course-analytics-row small,.lc-analytics-row small{margin-top:2px;color:var(--lc-text-secondary);font-size:10px;line-height:1.35}
.lc-analytics-bars{display:grid;gap:10px;margin-top:14px}
.lc-analytics-bar{
  display:grid;
  grid-template-columns:minmax(140px,1fr) minmax(100px,1.2fr) 50px;
  align-items:center;
  gap:10px;
}
.lc-analytics-bar>div:first-child b,.lc-analytics-bar>div:first-child small{display:block}
.lc-analytics-bar>div:first-child b{font-size:12px}
.lc-analytics-bar>div:first-child small{margin-top:2px;color:var(--lc-text-secondary);font-size:10px}
.lc-analytics-bar-track{
  height:8px;
  overflow:hidden;
  border-radius:999px;
  background:rgba(157,172,193,.1);
}
.lc-analytics-bar-track span{
  display:block;
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg,var(--lc-blue),var(--lc-mint));
}
.lc-analytics-bar>strong{text-align:right;font-size:12px}

@media(max-width:1100px){
  .lc-analytics-metrics{grid-template-columns:repeat(4,minmax(0,1fr))}
  .lc-analytics-grid{grid-template-columns:1fr}
}
@media(max-width:820px){
  .lc-analytics-head{align-items:stretch}
  .lc-analytics-period,.lc-analytics-period select{width:100%;min-width:0}
  .lc-analytics-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lc-funnel-row{grid-template-columns:minmax(125px,1fr) minmax(90px,1fr) 42px}
  .lc-analytics-chart{min-height:150px}
}
@media(max-width:420px){
  .lc-funnel-row{grid-template-columns:minmax(115px,1fr) 86px 38px;gap:7px}
  .lc-funnel-row>strong{font-size:11px}
  .lc-analytics-bar{grid-template-columns:minmax(120px,1fr) 80px 42px;gap:7px}
}

.lc-admin-inline-label{display:grid;gap:6px;min-width:220px;color:var(--lc-text-secondary);font-size:11px;font-weight:800;letter-spacing:.035em;text-transform:uppercase}.lc-admin-inline-label select{min-width:0;text-transform:none;letter-spacing:0;font-weight:500}@media(max-width:820px){.lc-admin-inline-label{width:100%;min-width:0}}


/* Programador Master release: visual QA fixes */
.soft-list{display:grid;gap:0;margin:0}
.soft-list>div{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:6px 0;border-bottom:1px solid rgba(157,172,193,.12)}
.soft-list>div:last-child{border-bottom:0}
.soft-list>div>span:first-child{display:flex;align-items:baseline;gap:7px;min-width:0;flex-wrap:wrap}
.soft-list>div>span:first-child b{display:block;color:#eef6ff;font-size:12px;line-height:1.3;white-space:nowrap}
.soft-list>div>span:first-child small{display:block;color:#8fa8c1;font-size:11px;line-height:1.35}
.soft-list>div>span:last-child{display:grid;place-items:center;flex:0 0 24px;width:24px;height:24px;border-radius:8px;background:rgba(40,120,255,.12);color:#76bdff;font-size:11px;font-weight:900}
.lc-credit-link b{font-size:10.5px}
.lc-credit-link small{font-size:11px}
.v3-module small{font-size:11px;line-height:1.4}
.v3-boss-tag{font-size:11px}
@media(max-width:820px){
  .bottom-nav.nx-mobile-nav>a,.bottom-nav.nx-mobile-nav>button{font-size:11px;line-height:1.15}
}

/* --- learning experience (consolidated from learning-release.css) --- */
/* ==========================================================
   LC LESSON EXPERIENCE 1.0 — continuous guided learning
   Canonical lesson styles. No horizontal book pagination.
   ========================================================== */

html,body{max-width:100%;overflow-x:hidden}

.nx-lesson-page .main{min-width:0}
.nx-lesson-page .main-inner{padding-top:16px}
.nx-lesson-page .v3-lesson-main,
.nx-lesson-page .v3-lesson-side,
.nx-lesson-page .card{min-width:0}

.nx-lesson-page .v3-mission-head{
  padding:22px 24px;
  border-radius:18px;
}
.nx-lesson-page .v3-mission-head h1{
  max-width:24ch;
  margin-bottom:9px;
  font-size:clamp(30px,3.4vw,44px);
  line-height:1.07;
  text-wrap:balance;
}
.nx-lesson-page .v3-mission-head #objective{
  max-width:76ch;
  margin-bottom:0;
  font-size:15.5px;
  line-height:1.65;
}
.nx-mobile-module-status{display:none}

.nx-lesson-tools{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:14px;
}
.nx-lesson-tools button{
  min-height:44px;
  padding-inline:15px;
}

.nx-reading-progress{
  height:4px;
  margin-top:14px;
  overflow:hidden;
  border-radius:999px;
  background:rgba(157,172,193,.13);
}
.nx-reading-progress span{
  display:block;
  width:0;
  height:100%;
  border-radius:inherit;
  background:linear-gradient(90deg,var(--lc-blue),var(--lc-mint));
  transition:width .16s linear;
}

.nx-section-nav{
  position:sticky;
  top:12px;
  z-index:22;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:4px;
  margin:12px 0 0;
  padding:5px;
  border:1px solid rgba(157,172,193,.14);
  border-radius:14px;
  background:rgba(7,17,31,.88);
  box-shadow:0 10px 28px rgba(0,0,0,.14);
  backdrop-filter:blur(16px);
}
.nx-section-nav a{
  min-height:40px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  color:var(--lc-text-secondary);
  font-size:12px;
  font-weight:750;
  transition:background var(--lc-motion-fast) var(--lc-ease),color var(--lc-motion-fast) var(--lc-ease);
}
.nx-section-nav a.active{
  color:var(--lc-white);
  background:rgba(40,120,255,.14);
  box-shadow:inset 0 0 0 1px rgba(40,120,255,.24);
}

.nx-lesson-flow,
.nx-practice-section,
.nx-summary-section,
.nx-completion-actions{
  width:min(100%,840px);
  margin-inline:auto;
}

.nx-flow-group{
  padding:30px 4px 28px;
  border-bottom:1px solid rgba(157,172,193,.12);
}
.nx-flow-group:first-child{padding-top:26px}
.nx-section-kicker{
  margin-bottom:7px;
  color:var(--lc-mint);
  font-size:10.5px;
  font-weight:850;
  letter-spacing:.14em;
  text-transform:uppercase;
}
.nx-flow-group>h2,
.nx-practice-section>h2,
.nx-summary-section>h2{
  max-width:30ch;
  margin:0 0 16px;
  font-size:clamp(22px,2.6vw,27px);
  line-height:1.22;
  letter-spacing:-.025em;
  text-wrap:balance;
}
.nx-flow-block{max-width:74ch}
.nx-flow-block+.nx-flow-block{margin-top:22px}
.nx-flow-block h3{
  margin:0 0 9px;
  font-size:18px;
  line-height:1.38;
  color:var(--lc-white);
}
.nx-flow-block p{
  margin:0 0 14px;
  color:#d5dde8;
  font-size:17px;
  line-height:1.76;
}
.nx-flow-block p:last-child{margin-bottom:0}
.nx-teaching-list{
  margin:13px 0 0;
  padding-left:22px;
  color:#d5dde8;
  line-height:1.72;
}
.nx-teaching-list li+li{margin-top:7px}
.nx-teaching-code{
  max-width:100%;
  margin:15px 0 0;
  white-space:pre-wrap;
  overflow-wrap:anywhere;
}

.nx-flow-contexto,
.nx-flow-contexto-profissional,
.nx-flow-erro,
.nx-flow-teste,
.nx-flow-compare,
.nx-flow-pratica-guiada,
.nx-flow-dominio{
  padding-left:18px;
}
.nx-flow-contexto,
.nx-flow-contexto-profissional,
.nx-flow-pratica-guiada{border-left:3px solid rgba(56,230,176,.42)}
.nx-flow-teste,.nx-flow-compare{border-left:3px solid rgba(40,120,255,.48)}
.nx-flow-erro{border-left:3px solid rgba(255,176,32,.56)}
.nx-flow-dominio{border-left:3px solid rgba(157,172,193,.24)}
.nx-flow-porque .nx-section-kicker{color:#8fb8ff}
.nx-flow-funciona .nx-section-kicker{color:var(--lc-mint)}

.nx-inline-check{
  margin-top:17px;
  padding:15px;
  border:1px solid rgba(40,120,255,.22);
  border-radius:14px;
  background:linear-gradient(180deg,rgba(40,120,255,.065),rgba(13,27,46,.38));
}
.nx-inline-question{
  margin:0 0 11px;
  color:var(--lc-white);
  font-size:15px;
  font-weight:700;
  line-height:1.55;
}
.nx-inline-options{display:grid;gap:8px}
.nx-inline-options button{
  width:100%;
  min-height:46px;
  padding:11px 13px;
  border:1px solid rgba(157,172,193,.18);
  border-radius:11px;
  background:rgba(7,17,31,.7);
  color:var(--lc-white);
  text-align:left;
  font:inherit;
  line-height:1.45;
  transition:border-color var(--lc-motion-fast) var(--lc-ease),background var(--lc-motion-fast) var(--lc-ease);
}
.nx-inline-options button:hover,
.nx-inline-options button:focus-visible{border-color:rgba(40,120,255,.62)}
.nx-inline-options button.correct{
  border-color:rgba(56,230,176,.58);
  background:rgba(56,230,176,.09);
}
.nx-inline-options button.wrong{
  border-color:rgba(255,77,79,.5);
  background:rgba(255,77,79,.075);
}
.nx-inline-feedback{
  margin-top:10px;
  color:var(--lc-text-secondary);
  font-size:13px;
  line-height:1.5;
}
.nx-inline-feedback.ok{color:var(--lc-mint)}
.nx-inline-feedback.bad{color:#ff9b9c}

.nx-practice-section,
.nx-summary-section{
  padding:30px 4px;
  border-bottom:1px solid rgba(157,172,193,.12);
}
.nx-practice-section>p,
.nx-summary-fallback{max-width:72ch}
.nx-practice-section>p{line-height:1.7}
.nx-practice-section #labHost{margin-top:18px}
.nx-summary-section{padding-bottom:24px}
.nx-summary-section .nx-flow-group{padding:0;border:0}
.nx-summary-section .nx-flow-group>h2,
.nx-summary-section .nx-flow-group>.nx-section-kicker{display:none}
.nx-summary-fallback{
  color:#d5dde8;
  font-size:16px;
  line-height:1.72;
}
.nx-completion-actions{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-top:18px;
  padding:0 4px;
}

.lesson-list{display:grid;gap:7px;min-width:0}
.lesson-row{
  display:grid;
  grid-template-columns:32px minmax(0,1fr) 14px;
  align-items:center;
  gap:9px;
  min-width:0;
  padding:10px 9px;
  border:1px solid rgba(72,145,207,.15);
  border-radius:11px;
  background:rgba(4,15,27,.42);
  color:#c6d7e8;
}
.lesson-row>span{min-width:0}
.lesson-row>span:nth-child(2){overflow:hidden}
.lesson-row strong{
  display:block;
  font-size:12px;
  line-height:1.4;
  color:#e7f3ff;
  overflow-wrap:anywhere;
}
.lesson-row small{
  display:block;
  margin-top:3px;
  color:#7892ab;
  font-size:10px;
  line-height:1.35;
}
.lesson-row-icon{
  width:29px;
  height:29px;
  display:grid;
  place-items:center;
  border:1px solid rgba(77,158,228,.2);
  border-radius:9px;
  background:#0b243d;
  color:#7ec8ff;
  font-size:10px;
  font-weight:900;
}
.lesson-row.done{
  border-color:rgba(67,190,137,.18);
  background:rgba(6,31,27,.42);
}
.lesson-row.done .lesson-row-icon{
  border-color:rgba(75,210,151,.22);
  background:#0a3528;
  color:#68e3a7;
}
.lesson-row.active{
  border-color:rgba(77,166,247,.46);
  background:linear-gradient(100deg,rgba(16,54,94,.82),rgba(7,24,40,.76));
}

.nx-sheet{
  width:min(720px,calc(100% - 24px));
  max-height:82dvh;
  padding:0;
  overflow:hidden;
  border:1px solid rgba(157,172,193,.2);
  border-radius:22px;
  background:var(--lc-navy);
  color:var(--lc-white);
  box-shadow:0 30px 100px rgba(0,0,0,.55);
}
.nx-sheet::backdrop{
  background:rgba(2,8,15,.68);
  backdrop-filter:blur(4px);
}
.nx-sheet-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  padding:18px 18px 14px;
  border-bottom:1px solid rgba(157,172,193,.14);
  background:rgba(7,17,31,.92);
}
.nx-sheet-head h2{margin:4px 0 0;font-size:22px}
.nx-sheet-scroll,.nx-sheet-list{
  max-height:calc(82dvh - 78px);
  overflow:auto;
  overscroll-behavior:contain;
  padding:16px;
}
.nx-sheet-list{display:grid;gap:7px}
.nx-materials-sheet .v3-section-head{margin-top:0}
.nx-reference-disclosure{
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid rgba(157,172,193,.15);
}
.nx-reference-disclosure summary{
  min-height:48px;
  display:flex;
  align-items:center;
  cursor:pointer;
  color:var(--lc-text-secondary);
  font-weight:750;
}
.nx-reference-disclosure[open] summary{margin-bottom:12px;color:var(--lc-white)}

.nx-apostila-card{
  border-color:rgba(40,120,255,.45);
  background:linear-gradient(145deg,#0d2743,#09192b);
}
.nx-reading-note{
  margin-top:10px;
  padding:12px 14px;
  border-left:3px solid var(--lc-blue);
  border-radius:10px;
  background:#0a1a2b;
  color:#b9cee2;
  line-height:1.7;
}
.nx-material-actions{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:12px;
}
.nx-material-actions>*{flex:1;min-width:170px}
.nx-pdf-frame{
  width:100%;
  height:520px;
  margin-top:12px;
  border:1px solid #24496d;
  border-radius:14px;
  background:#fff;
}
.nx-mobile-pdf-note{display:none}

@media(max-width:820px){
  .nx-lesson-page .main-inner{
    width:100%;
    padding:8px 12px calc(118px + env(safe-area-inset-bottom));
  }
  .nx-lesson-page .v3-lesson-shell{display:block}
  .nx-lesson-page .v3-lesson-side{display:none}
  .nx-lesson-page .v3-mission-head{
    padding:15px;
    border-radius:15px;
  }
  .nx-lesson-page .v3-mission-head h1{
    max-width:none;
    margin-bottom:8px;
    font-size:clamp(25px,7.5vw,31px);
  }
  .nx-lesson-page .v3-mission-head #objective{
    font-size:14.5px;
    line-height:1.55;
  }
  .nx-mobile-module-status{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    margin-top:11px;
    padding:8px 10px;
    border:1px solid rgba(74,155,224,.17);
    border-radius:10px;
    background:rgba(4,15,27,.4);
    color:#91a9c0;
    font-size:11px;
    font-weight:750;
  }
  .nx-mobile-module-status span{
    min-width:0;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
  }
  .nx-mobile-module-status strong{color:#71c3ff;font-size:12px}
  .nx-lesson-tools{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:7px;
  }
  .nx-lesson-tools button{width:100%;min-width:0;min-height:46px}
  .nx-section-nav{
    top:calc(62px + env(safe-area-inset-top));
    margin-inline:-2px;
  }
  .nx-section-nav a{min-height:42px;font-size:12px}
  .nx-flow-group{padding:25px 2px 24px}
  .nx-flow-group:first-child{padding-top:23px}
  .nx-flow-group>h2,
  .nx-practice-section>h2,
  .nx-summary-section>h2{
    margin-bottom:14px;
    font-size:21.5px;
  }
  .nx-flow-block h3{font-size:17px}
  .nx-flow-block p{margin-bottom:13px;font-size:16.25px;line-height:1.7}
  .nx-flow-block+.nx-flow-block{margin-top:19px}
  .nx-flow-contexto,
  .nx-flow-contexto-profissional,
  .nx-flow-erro,
  .nx-flow-teste,
  .nx-flow-compare,
  .nx-flow-pratica-guiada,
  .nx-flow-dominio{padding-left:14px}
  .nx-inline-check{margin-top:14px;padding:13px}
  .nx-inline-options button{min-height:48px;font-size:15px}
  .nx-practice-section,.nx-summary-section{padding:26px 2px}
  .nx-practice-section #labHost{margin-top:15px}
  .nx-completion-actions{
    display:grid;
    grid-template-columns:1fr;
    gap:8px;
    padding:0 2px;
  }
  .nx-completion-actions>*{width:100%;justify-content:center}
  .nx-sheet{
    width:100%;
    max-width:none;
    max-height:88dvh;
    margin:auto 0 0;
    border-right:0;
    border-bottom:0;
    border-left:0;
    border-radius:24px 24px 0 0;
  }
  .nx-sheet-head{padding:16px 14px 12px}
  .nx-sheet-scroll,.nx-sheet-list{
    max-height:calc(88dvh - 74px);
    padding:14px 12px calc(18px + env(safe-area-inset-bottom));
  }
  .nx-material-actions{display:grid;grid-template-columns:1fr}
  .nx-material-actions>*{min-width:0;min-height:48px}
  .nx-pdf-frame{display:none}
  .nx-mobile-pdf-note{
    display:block;
    margin-top:11px;
    padding:10px 11px;
    border:1px solid rgba(76,150,214,.18);
    border-radius:10px;
    background:rgba(4,16,28,.46);
    color:#8fa9c1;
    font-size:12px;
    line-height:1.5;
  }
}

@media(max-width:420px){
  .nx-lesson-page .main-inner{padding-inline:10px}
  .nx-lesson-tools{grid-template-columns:1fr}
  .nx-section-nav{padding:4px}
  .nx-section-nav a{font-size:11px}
  .nx-flow-block p{font-size:16px}
}

@media(prefers-reduced-motion:reduce){
  .nx-reading-progress span,
  .nx-section-nav a,
  .nx-inline-options button{transition:none}
}

@media print{
  .bottom-nav,.mobile-header,.nx-section-nav,.nx-lesson-tools{display:none!important}
  .nx-lesson-page .main-inner{padding-bottom:0}
  .nx-flow-group,.nx-practice-section,.nx-summary-section{break-inside:avoid}
}


/* ==========================================================
   LC LESSON EXPERIENCE 1.1 — editorial variety system
   Same pedagogy, different visual rhythm by competency.
   ========================================================== */

.nx-lesson-flow .nx-flow-group{position:relative}
.nx-lesson-flow .nx-flow-group>.nx-section-kicker{margin-bottom:10px}
.nx-lesson-flow .nx-flow-group:not(:has(>.nx-section-kicker)){padding-top:24px}
.nx-lesson-flow .nx-flow-group:not(:has(>.nx-section-kicker))+.nx-flow-group:not(:has(>.nx-section-kicker)){padding-top:18px}

/* Quieter explanatory flow: fewer boxes, less chrome. */
.nx-lesson-pattern-editorial .nx-flow-entenda,
.nx-lesson-pattern-editorial .nx-flow-porque,
.nx-lesson-pattern-editorial .nx-flow-funciona,
.nx-lesson-pattern-editorial .nx-flow-contexto-profissional{
  padding-left:4px;
  border-left:0;
}
.nx-lesson-pattern-editorial .nx-flow-contexto{
  margin-top:18px;
  padding:24px 26px;
  border:0;
  border-radius:18px;
  background:linear-gradient(135deg,rgba(40,120,255,.09),rgba(13,27,46,.42));
}
.nx-lesson-pattern-editorial .nx-flow-exemplo{
  padding:24px 0 30px;
}
.nx-lesson-pattern-editorial .nx-flow-exemplo .nx-flow-block{
  padding:18px 20px;
  border:1px solid rgba(157,172,193,.14);
  border-radius:16px;
  background:rgba(7,17,31,.46);
}

/* Technical lessons feel like a workbench rather than stacked reading cards. */
.nx-lesson-pattern-technical .nx-flow-funciona,
.nx-lesson-pattern-technical .nx-flow-exemplo,
.nx-lesson-pattern-technical .nx-flow-prepare{
  margin:18px 0;
  padding:22px;
  border:1px solid rgba(40,120,255,.2);
  border-radius:17px;
  background:
    linear-gradient(180deg,rgba(40,120,255,.055),rgba(7,17,31,.62));
}
.nx-lesson-pattern-technical .nx-teaching-code{
  border-color:rgba(56,230,176,.22);
  background:#06111d;
  box-shadow:inset 0 1px rgba(255,255,255,.025);
}
.nx-lesson-pattern-technical .nx-flow-erro{
  margin:20px 0;
  padding:18px 20px;
  border:1px solid rgba(255,176,32,.24);
  border-left:4px solid rgba(255,176,32,.62);
  border-radius:14px;
  background:rgba(255,176,32,.045);
}

/* Logic lessons emphasize rules, choices and validation. */
.nx-lesson-pattern-logic .nx-flow-compare,
.nx-lesson-pattern-logic .nx-flow-teste,
.nx-lesson-pattern-logic .nx-flow-pratica-guiada,
.nx-lesson-pattern-logic .nx-flow-dominio{
  margin:18px 0;
  padding:20px;
  border:1px solid rgba(40,120,255,.18);
  border-left:0;
  border-radius:16px;
  background:rgba(11,30,50,.58);
}
.nx-lesson-pattern-logic .nx-flow-exemplo{
  padding-left:20px;
  border-left:3px solid rgba(56,230,176,.42);
}
.nx-lesson-pattern-logic .nx-inline-check{
  border-radius:16px;
  background:linear-gradient(135deg,rgba(40,120,255,.08),rgba(7,17,31,.74));
}

/* Comparison lessons use horizontal contrast where space allows. */
.nx-lesson-pattern-comparison .nx-flow-compare{
  margin:20px 0;
  padding:22px;
  border:1px solid rgba(40,120,255,.22);
  border-radius:18px;
  background:linear-gradient(145deg,rgba(40,120,255,.075),rgba(13,27,46,.5));
}
.nx-lesson-pattern-comparison .nx-flow-compare .nx-teaching-list{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px 22px;
  padding:0;
  list-style:none;
}
.nx-lesson-pattern-comparison .nx-flow-compare .nx-teaching-list li{
  margin:0;
  padding:12px 14px;
  border:1px solid rgba(157,172,193,.13);
  border-radius:12px;
  background:rgba(7,17,31,.5);
}
.nx-lesson-pattern-comparison .nx-flow-erro{border-left-color:rgba(255,77,79,.5)}

/* Project lessons read like a brief with visible milestones. */
.nx-lesson-pattern-project #lessonFlow{counter-reset:lc-project-step}
.nx-lesson-pattern-project .nx-flow-group{
  counter-increment:lc-project-step;
  margin:14px 0;
  padding:22px 22px 22px 64px;
  border:1px solid rgba(157,172,193,.14);
  border-radius:17px;
  background:rgba(8,22,37,.6);
}
.nx-lesson-pattern-project .nx-flow-group::before{
  content:counter(lc-project-step,decimal-leading-zero);
  position:absolute;
  left:20px;
  top:21px;
  width:30px;
  height:30px;
  display:grid;
  place-items:center;
  border-radius:9px;
  background:rgba(40,120,255,.14);
  color:#94c3ff;
  font-size:10px;
  font-weight:900;
}
.nx-lesson-pattern-project .nx-flow-group>.nx-section-kicker{color:#9dbfff}
.nx-lesson-pattern-project .nx-practice-section{
  margin-top:22px;
  padding:26px;
  border:1px solid rgba(56,230,176,.2);
  border-radius:18px;
  background:linear-gradient(145deg,rgba(56,230,176,.055),rgba(7,17,31,.52));
}

/* Practice area changes tone with lesson pattern. */
.nx-lesson-pattern-technical .nx-practice-section{border-top:1px solid rgba(40,120,255,.2)}
.nx-lesson-pattern-logic .nx-practice-section{border-top:1px solid rgba(56,230,176,.18)}
.nx-lesson-pattern-comparison .nx-practice-section{border-top:1px solid rgba(157,172,193,.18)}

/* Four summary rhythms rotate by lesson position. */
.nx-summary-variant{display:grid;gap:9px;max-width:74ch}
.nx-summary-point{
  display:grid;
  grid-template-columns:34px minmax(0,1fr);
  align-items:start;
  gap:10px;
}
.nx-summary-point>span{
  width:30px;
  height:30px;
  display:grid;
  place-items:center;
  border-radius:9px;
  background:rgba(40,120,255,.11);
  color:#9cc8ff;
  font-size:11px;
  font-weight:900;
}
.nx-summary-point p{
  margin:3px 0 0;
  color:#d8e1eb;
  font-size:15.5px;
  line-height:1.58;
}
.nx-summary-numbered{
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
.nx-summary-numbered .nx-summary-point{
  padding:14px;
  border:1px solid rgba(157,172,193,.12);
  border-radius:13px;
  background:rgba(7,17,31,.4);
}
.nx-summary-compact{
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:8px 18px;
}
.nx-summary-compact .nx-summary-point>span{
  width:24px;height:24px;border-radius:999px;
  background:rgba(56,230,176,.1);color:var(--lc-mint);
}
.nx-summary-bridge .nx-summary-point:last-child{
  margin-top:4px;
  padding:14px 16px;
  border:1px solid rgba(56,230,176,.18);
  border-radius:13px;
  background:rgba(56,230,176,.045);
}
.nx-summary-bridge .nx-summary-point:last-child>span{
  background:rgba(56,230,176,.12);
  color:var(--lc-mint);
}

@media(max-width:820px){
  .nx-lesson-pattern-comparison .nx-flow-compare .nx-teaching-list,
  .nx-summary-numbered,
  .nx-summary-compact{grid-template-columns:1fr}
  .nx-lesson-pattern-editorial .nx-flow-contexto,
  .nx-lesson-pattern-technical .nx-flow-funciona,
  .nx-lesson-pattern-technical .nx-flow-exemplo,
  .nx-lesson-pattern-technical .nx-flow-prepare,
  .nx-lesson-pattern-logic .nx-flow-compare,
  .nx-lesson-pattern-logic .nx-flow-teste,
  .nx-lesson-pattern-logic .nx-flow-pratica-guiada,
  .nx-lesson-pattern-logic .nx-flow-dominio,
  .nx-lesson-pattern-comparison .nx-flow-compare{padding:17px}
  .nx-lesson-pattern-project .nx-flow-group{padding:18px 16px 18px 54px}
  .nx-lesson-pattern-project .nx-flow-group::before{left:14px;top:17px}
}


/* Programador Master release: semantic heading + minimum readable secondary text */
.nx-flow-block h2.nx-flow-block-title{
  margin:0 0 9px;
  font-size:18px;
  line-height:1.38;
  color:var(--lc-white);
  font-weight:800;
}
.lesson-row small{font-size:11px}
.lesson-row-icon{font-size:11px}


/* ==========================================================================
   LC DESIGN SYSTEM 2.0
   Canonical visual layer — 2026-08-31
   Direction: premium learning environment, editorial hierarchy, quiet chrome.
   ========================================================================== */

:root{
  --lc-bg:#05080d;
  --lc-bg-soft:#090e16;
  --lc-surface:#0d141e;
  --lc-surface-2:#111b27;
  --lc-surface-3:#162332;
  --lc-line:rgba(177,196,217,.11);
  --lc-line-strong:rgba(177,196,217,.20);
  --lc-text:#f4f8fc;
  --lc-text-soft:#cad6e2;
  --lc-muted:#8295a9;
  --lc-blue:#4b8dff;
  --lc-blue-2:#78adff;
  --lc-mint:#53ddb9;
  --lc-danger:#ff7a82;
  --lc-warning:#f6c766;
  --lc-radius-sm:10px;
  --lc-radius-md:16px;
  --lc-radius-lg:22px;
  --lc-radius-xl:30px;
  --lc-shadow-sm:0 12px 28px rgba(0,0,0,.18);
  --lc-shadow-lg:0 28px 72px rgba(0,0,0,.30);
  --lc-shell:1320px;
  --lc-sidebar:248px;
  --lc-space-1:6px;
  --lc-space-2:10px;
  --lc-space-3:14px;
  --lc-space-4:18px;
  --lc-space-5:24px;
  --lc-space-6:32px;
  --lc-space-7:44px;
  --lc-space-8:64px;
  --lc-ease:cubic-bezier(.2,.75,.2,1);
}

*{scrollbar-color:rgba(123,151,183,.34) transparent}
html{background:var(--lc-bg)}
body{
  background:
    radial-gradient(900px 520px at 82% -6%,rgba(75,141,255,.10),transparent 62%),
    radial-gradient(700px 500px at -10% 35%,rgba(83,221,185,.045),transparent 66%),
    var(--lc-bg);
  color:var(--lc-text);
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  letter-spacing:-.006em;
}
body,button,input,select,textarea{font-feature-settings:"cv02","cv03","cv04","cv11"}
::selection{background:rgba(75,141,255,.34);color:#fff}
a{transition:color .18s var(--lc-ease),opacity .18s var(--lc-ease)}
img{max-width:100%}
.muted{color:var(--lc-muted)!important}
.hidden{display:none!important}

h1,h2,h3,h4{letter-spacing:-.035em;text-wrap:balance}
p{color:var(--lc-text-soft)}
.eyebrow{
  color:var(--lc-blue-2);
  font-size:11px;
  line-height:1.2;
  letter-spacing:.12em;
  font-weight:800;
}

/* Shell */
.app-shell{
  min-height:100vh;
  display:grid;
  grid-template-columns:var(--lc-sidebar) minmax(0,1fr);
  background:transparent;
}
.sidebar{
  position:sticky;
  top:0;
  height:100vh;
  padding:22px 16px;
  border-right:1px solid var(--lc-line);
  background:rgba(5,8,13,.82);
  backdrop-filter:blur(20px) saturate(130%);
}
.sidebar .brand{
  margin:0 7px 24px;
  min-height:46px;
}
.side-nav{display:grid;gap:3px}
.side-nav a{
  min-height:44px;
  padding:0 12px;
  border:1px solid transparent;
  border-radius:12px;
  color:#94a7bb;
  font-size:13px;
  font-weight:650;
  transition:background .18s var(--lc-ease),color .18s var(--lc-ease),transform .18s var(--lc-ease),border-color .18s var(--lc-ease);
}
.side-nav a:hover{background:rgba(255,255,255,.035);color:#edf5ff;transform:translateX(2px)}
.side-nav a.active,.side-nav a[aria-current="page"]{
  background:rgba(75,141,255,.10);
  border-color:rgba(75,141,255,.16);
  color:#ddebff;
}
.side-footer{border-top:1px solid var(--lc-line);padding-top:15px}
.main{min-width:0;background:transparent}
.main-inner{
  width:min(100%,var(--lc-shell));
  margin:0 auto;
  padding:34px 38px 92px;
}
.mobile-header{
  min-height:64px;
  border-bottom:1px solid var(--lc-line);
  background:rgba(5,8,13,.86);
  backdrop-filter:blur(18px);
}

/* Hero: editorial, not another card */
.v3-hero{
  position:relative;
  overflow:visible;
  margin:0 0 32px;
  padding:24px 0 30px;
  border:0;
  border-radius:0;
  background:transparent;
  box-shadow:none;
}
.v3-hero::before{
  content:"";
  position:absolute;
  left:0;top:0;
  width:48px;height:3px;
  border-radius:999px;
  background:linear-gradient(90deg,var(--lc-blue),var(--lc-mint));
}
.v3-hero h1{
  max-width:920px;
  margin:13px 0 12px;
  font-size:clamp(38px,4.4vw,64px);
  line-height:.99;
  font-weight:800;
}
.v3-hero>p,.v3-hero .hero-copy{max-width:760px;font-size:16px;line-height:1.7;color:#aebfd0}
.v3-hero .hero-actions{margin-top:22px}
.v3-hud{gap:7px}
.v3-pill{
  min-height:28px;
  padding:5px 10px;
  border:1px solid rgba(165,187,210,.10);
  border-radius:999px;
  background:rgba(255,255,255,.028);
  color:#afc0d1;
  font-size:11px;
  font-weight:700;
}
.v3-pill.xp{background:rgba(83,221,185,.07);border-color:rgba(83,221,185,.13);color:#85ebd0}

/* Buttons */
.v3-btn,.btn-primary,.btn-secondary{
  min-height:44px;
  border-radius:12px;
  font-size:13px;
  font-weight:760;
  letter-spacing:-.01em;
  transition:transform .16s var(--lc-ease),box-shadow .16s var(--lc-ease),background .16s var(--lc-ease),border-color .16s var(--lc-ease);
}
.v3-btn:not(.secondary),.btn-primary{
  border:1px solid rgba(118,174,255,.42);
  background:linear-gradient(180deg,#4f91ff,#3378ec);
  color:white;
  box-shadow:0 10px 24px rgba(27,94,199,.20);
}
.v3-btn:hover,.btn-primary:hover{transform:translateY(-1px);box-shadow:0 15px 34px rgba(27,94,199,.27)}
.v3-btn.secondary,.btn-secondary{
  border:1px solid var(--lc-line-strong);
  background:rgba(255,255,255,.035);
  color:#dce8f5;
  box-shadow:none;
}
.v3-btn.secondary:hover,.btn-secondary:hover{background:rgba(255,255,255,.06);border-color:rgba(177,196,217,.30)}

/* Surfaces */
.card,.v3-course-card,.v3-project-card,.v3-material-card{
  border:1px solid var(--lc-line);
  border-radius:var(--lc-radius-lg);
  background:linear-gradient(180deg,rgba(17,27,39,.78),rgba(10,16,24,.90));
  box-shadow:none;
}
.card{overflow:hidden}
.card-pad{padding:22px}
.v3-course-card,.v3-project-card,.v3-material-card{
  transition:transform .2s var(--lc-ease),border-color .2s var(--lc-ease),background .2s var(--lc-ease),box-shadow .2s var(--lc-ease);
}
.v3-course-card:hover,.v3-project-card:hover,.v3-material-card:hover{
  transform:translateY(-2px);
  border-color:rgba(125,164,208,.22);
  background:linear-gradient(180deg,rgba(20,31,45,.92),rgba(11,18,27,.94));
  box-shadow:var(--lc-shadow-sm);
}
.v3-section-head{margin:34px 0 15px}
.v3-section-head h2{font-size:clamp(23px,2.4vw,32px);line-height:1.12}
.v3-stack{gap:12px}
.v3-grid{gap:18px}
.soft-list>div{border-color:var(--lc-line)}

/* Metrics: one calm instrument panel */
.v3-metrics{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  overflow:hidden;
  margin:0 0 34px;
  border:1px solid var(--lc-line);
  border-radius:18px;
  background:var(--lc-line);
}
.v3-metric{
  min-height:92px;
  padding:17px 18px;
  border:0;
  border-radius:0;
  background:#0a111a;
}
.v3-metric small{font-size:11px;color:#74879b;letter-spacing:.02em}
.v3-metric strong{margin-top:5px;font-size:27px;line-height:1;color:#f1f7ff}

/* Dashboard */
.lc-dashboard-page .main-inner{padding-top:26px}
.lc-dashboard-welcome{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin:0 0 22px;
  padding:0 2px 18px;
  border-bottom:1px solid var(--lc-line);
}
.lc-dashboard-welcome h1{
  margin:7px 0 6px;
  font-size:clamp(34px,4vw,56px);
  line-height:1;
  font-weight:800;
}
.lc-dashboard-welcome p{margin:0;color:#8fa2b6;font-size:14px}
.lc-dashboard-status{justify-content:flex-end}

.lc-continue-card{
  position:relative;
  isolation:isolate;
  min-height:300px;
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(260px,.55fr);
  align-items:end;
  gap:34px;
  margin:0 0 18px;
  padding:38px;
  overflow:hidden;
  border:1px solid rgba(105,160,255,.22);
  border-radius:30px;
  background:
    linear-gradient(120deg,rgba(9,17,28,.98) 0%,rgba(14,28,47,.96) 58%,rgba(8,18,29,.98) 100%);
  box-shadow:0 30px 80px rgba(0,0,0,.34);
}
.lc-continue-card::before{
  content:"";
  position:absolute;
  inset:auto -4% -28% auto;
  width:380px;height:380px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(75,141,255,.30),rgba(75,141,255,.04) 46%,transparent 70%);
  z-index:-2;
}
.lc-continue-card::after{
  content:"LC";
  position:absolute;
  right:34px;
  top:16px;
  font-size:150px;
  line-height:1;
  font-weight:900;
  letter-spacing:-.08em;
  color:rgba(255,255,255,.035);
  z-index:-1;
}
.lc-continue-card>div:first-child{max-width:760px}
.lc-continue-card h2,.lc-continue-card h3{
  margin:10px 0 12px;
  font-size:clamp(32px,4vw,52px);
  line-height:1.02;
}
.lc-continue-card p{max-width:680px;font-size:16px;line-height:1.65;color:#b7c6d5}
.lc-continue-card>div:last-child{display:flex;align-items:flex-end;justify-content:flex-end}
.lc-continue-card .v3-btn{min-width:150px;justify-content:center}

.lc-dashboard-metrics{
  margin:0 0 34px;
  border-radius:18px;
}
.lc-dashboard-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 330px;
  gap:28px;
  align-items:start;
}
.lc-dashboard-main{min-width:0}
.lc-dashboard-course-list{display:grid;gap:12px}
.lc-dashboard-course-list .v3-course-card{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:22px;
  padding:22px 24px;
  border-radius:18px;
}
.lc-dashboard-course-list .v3-course-card h3{
  margin:5px 0 7px;
  font-size:21px;
}
.lc-dashboard-course-list .v3-course-card p{
  max-width:680px;
  margin:0 0 13px;
  font-size:13px;
  line-height:1.55;
}
.lc-dashboard-aside{display:grid;gap:14px;position:sticky;top:24px}
.lc-spotlight-card,.lc-mini-panel{
  padding:22px;
  border:1px solid var(--lc-line);
  border-radius:22px;
  background:#0a1119;
}
.lc-spotlight-card{
  background:
    radial-gradient(280px 160px at 100% 0,rgba(83,221,185,.10),transparent 70%),
    #0b121a;
}
.lc-spotlight-card h3{margin:8px 0 10px;font-size:24px;line-height:1.08}
.lc-spotlight-card p{font-size:13px;line-height:1.6;margin-bottom:18px}
.lc-method-steps{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:12px}
.lc-method-steps li{
  display:grid;
  grid-template-columns:34px minmax(0,1fr);
  align-items:center;
  gap:10px;
}
.lc-method-steps li>span{
  display:grid;place-items:center;
  width:34px;height:34px;
  border-radius:10px;
  background:rgba(75,141,255,.08);
  color:#86b7ff;
  font:700 10px/1 ui-monospace,monospace;
}
.lc-method-steps b{display:block;font-size:13px;color:#eaf3fc}
.lc-method-steps small{display:block;margin-top:2px;font-size:11px;color:#71869b}

/* Catalog */
.lc-catalog-page .main-inner{max-width:1380px}
.lc-catalog-page .v3-hero{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:end;
  gap:30px;
  padding-bottom:26px;
}
.lc-catalog-page .v3-hero h1{max-width:850px}
.nx-start-banner{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:26px;
  margin:4px 0 34px;
  padding:20px 22px;
  border:1px solid rgba(83,221,185,.16);
  border-radius:18px;
  background:linear-gradient(135deg,rgba(83,221,185,.055),rgba(75,141,255,.025));
}
.nx-start-banner h2{margin:5px 0 6px;font-size:22px}
.nx-start-banner p{margin:0;max-width:760px;font-size:13px;line-height:1.55}

.lc-catalog-controls{
  display:grid;
  grid-template-columns:minmax(260px,1.6fr) minmax(150px,.55fr) minmax(170px,.7fr) auto;
  gap:10px;
  align-items:end;
  margin:-10px 0 20px;
  padding:12px;
  border:1px solid var(--lc-line);
  border-radius:16px;
  background:rgba(10,17,25,.72);
}
.lc-catalog-controls label{display:grid;gap:7px;min-width:0}
.lc-catalog-controls label>span{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--lc-muted);font-weight:800}
.lc-catalog-controls input,.lc-catalog-controls select{width:100%;min-height:46px}
.lc-catalog-result{
  min-height:46px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  padding:0 14px;
  border:1px solid var(--lc-line);
  border-radius:11px;
  background:rgba(255,255,255,.025);
  color:var(--lc-muted);
  white-space:nowrap;
}
.lc-catalog-result strong{color:var(--lc-text);font-size:17px}
.lc-catalog-empty{
  grid-column:1/-1;
  padding:48px 24px;
  border:1px dashed var(--lc-line-strong);
  border-radius:22px;
  text-align:center;
  background:rgba(255,255,255,.018);
}
.lc-catalog-empty h2{margin:8px 0;font-size:25px}
.lc-catalog-empty p{margin:0 auto 18px;max-width:520px}

.lc-catalog-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
  margin-top:18px;
}
.nx-catalog-section{
  grid-column:1/-1;
  margin:34px 0 2px;
  padding:0 0 12px;
  border-bottom:1px solid var(--lc-line);
}
.nx-catalog-section>span{color:var(--lc-blue-2);font-size:10px;letter-spacing:.14em}
.nx-catalog-section>strong{display:block;margin-top:5px;font-size:24px;line-height:1.15;color:#eef6ff}

.catalog-course{
  position:relative;
  display:grid;
  grid-template-columns:1fr;
  gap:0;
  padding:0;
  overflow:hidden;
  border-radius:24px;
  background:#0b121a;
}
.catalog-course .nx-course-cover-frame{
  position:relative;
  height:210px;
  padding-right:0;
  min-height:0;
  margin:0;
  border-radius:0;
  overflow:hidden;
  background:#08101a;
}
.catalog-course .nx-course-cover-frame::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 48%,rgba(5,9,14,.62) 100%);
  pointer-events:none;
}
.catalog-course .nx-course-cover-frame img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .45s var(--lc-ease),filter .45s var(--lc-ease);
}
.catalog-course:hover .nx-course-cover-frame img{transform:scale(1.035);filter:saturate(1.06)}
.catalog-course .nx-course-cover-frame>span{
  position:absolute;
  left:14px;bottom:13px;z-index:2;
  padding:5px 8px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:999px;
  background:rgba(3,8,13,.64);
  backdrop-filter:blur(10px);
  color:#e5eef8;
  font-size:10px;font-weight:800;
}
.catalog-course>div:nth-child(2){padding:22px 22px 12px}
.catalog-course h3{margin:7px 0 8px;font-size:26px;line-height:1.08}
.catalog-course p{
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
  min-height:66px;
  margin:0 0 15px;
  font-size:13px;line-height:1.62;
}
.catalog-course .v3-hud{gap:6px}
.catalog-course>div:last-child{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:0 22px 22px;
}
.catalog-course>div:last-child .v3-btn{width:100%;justify-content:center}
.nx-recommended-course{
  grid-column:1/-1;
  display:grid;
  grid-template-columns:minmax(320px,.9fr) minmax(0,1.25fr) auto;
  min-height:300px;
  border-color:rgba(83,221,185,.22);
  background:
    radial-gradient(480px 260px at 0 0,rgba(83,221,185,.08),transparent 72%),
    #0b121a;
}
.nx-recommended-course .nx-course-cover-frame{height:100%;min-height:300px}
.nx-recommended-course>div:nth-child(2){padding:34px 28px}
.nx-recommended-course>div:last-child{padding:30px 28px;align-self:end}
.nx-recommended-course h3{font-size:clamp(30px,3vw,42px)}
.nx-recommended-course p{min-height:0;-webkit-line-clamp:4;font-size:14px}

/* Course detail */
.lc-course-page .main-inner{max-width:1280px}
.lc-course-page .v3-hero{
  min-height:320px;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:44px 0 34px;
}
.lc-course-page .v3-hero h1{font-size:clamp(44px,5vw,72px);max-width:980px}
.lc-course-page .v3-grid{grid-template-columns:minmax(0,1fr) 300px;gap:30px}
.v3-module{
  overflow:hidden;
  border:1px solid var(--lc-line);
  border-radius:20px;
  background:#0a1119;
}
.v3-module:hover{border-color:rgba(75,141,255,.20)}
.v3-module>summary{
  min-height:72px;
  padding:18px 20px;
}
.lesson-row{
  min-height:62px;
  border-color:rgba(177,196,217,.075);
  transition:background .16s var(--lc-ease),padding-left .16s var(--lc-ease);
}
.lesson-row:hover{background:rgba(255,255,255,.022);padding-left:4px}
.lesson-row.active{
  background:linear-gradient(90deg,rgba(75,141,255,.10),transparent);
  border-left:2px solid var(--lc-blue);
}
.lesson-row-icon{
  width:30px;height:30px;
  background:rgba(75,141,255,.08);
  color:#9fc3ff;
  border-radius:9px;
}

/* Learning player */
.lc-lesson-page{
  --lc-sidebar:78px;
}
.lc-lesson-page .app-shell{grid-template-columns:78px minmax(0,1fr)}
.lc-lesson-page .sidebar{
  padding:18px 10px;
  align-items:center;
}
.lc-lesson-page .sidebar .brand{margin:0 auto 20px;justify-content:center}
.lc-lesson-page .sidebar .lc-brand-signature{display:none}
.lc-lesson-page .sidebar nav{display:grid;gap:8px}
.lc-lesson-page .sidebar nav a{
  width:48px;height:48px;min-height:48px;
  margin:0 auto;
  padding:0;
  justify-content:center;
  border-radius:14px;
}
.lc-lesson-page .sidebar nav a span:last-child{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
  border:0;
}
.lc-lesson-page .sidebar .side-footer{display:none}
.lc-lesson-page .main-inner{max-width:1440px;padding-top:22px}
.v3-lesson-shell{
  grid-template-columns:minmax(0,1fr) 290px;
  gap:34px;
  align-items:start;
}
.v3-lesson-main{min-width:0;padding:0;border:0;background:transparent}
.v3-mission-head{
  position:relative;
  overflow:hidden;
  margin:0 0 14px;
  padding:34px 36px 30px;
  border:1px solid rgba(113,155,204,.16);
  border-radius:28px;
  background:
    radial-gradient(520px 260px at 100% 0,rgba(75,141,255,.14),transparent 72%),
    linear-gradient(180deg,#0f1a28,#0a1119);
}
.v3-mission-head::after{
  content:"";
  position:absolute;
  right:-60px;bottom:-110px;
  width:260px;height:260px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.035);
  box-shadow:0 0 0 40px rgba(255,255,255,.012),0 0 0 80px rgba(255,255,255,.007);
}
.v3-mission-head h1{
  position:relative;z-index:1;
  max-width:900px;
  margin:9px 0 12px;
  font-size:clamp(36px,4.1vw,58px);
  line-height:1.01;
}
.v3-mission-head>p{position:relative;z-index:1;max-width:800px;font-size:15px;line-height:1.65}
.v3-mission-meta{position:relative;z-index:1}
.nx-reading-progress{height:4px;margin-top:20px;background:rgba(255,255,255,.04)}
.nx-reading-progress>span{background:linear-gradient(90deg,var(--lc-blue),var(--lc-mint))}
.nx-section-nav{
  position:sticky;
  top:10px;
  z-index:15;
  width:max-content;
  max-width:100%;
  margin:0 auto 24px;
  padding:6px;
  border:1px solid var(--lc-line);
  border-radius:999px;
  background:rgba(5,9,14,.88);
  backdrop-filter:blur(18px);
  box-shadow:0 12px 34px rgba(0,0,0,.24);
}
.nx-section-nav a{
  min-width:108px;
  padding:8px 14px;
  border-radius:999px;
  text-align:center;
}
.nx-lesson-flow{max-width:820px;margin:0 auto}
.nx-flow-group{
  margin:0;
  padding:36px 0;
  border:0;
  border-top:1px solid var(--lc-line);
  background:transparent;
}
.nx-flow-group:first-child{border-top:0}
.nx-flow-block{max-width:76ch}
.nx-flow-block h2.nx-flow-block-title{font-size:clamp(24px,2.4vw,31px)}
.nx-flow-block p,.nx-teaching-list li{font-size:17px;line-height:1.82;color:#cbd7e3}
.nx-teaching-list{gap:10px}
.nx-flow-exemplo,.nx-flow-erro,.nx-flow-compare,.nx-flow-teste,.nx-flow-pratica-guiada,.nx-flow-dominio{
  margin:20px 0;
  padding:22px;
  border-radius:18px;
}
.nx-practice-section{
  max-width:900px;
  margin:34px auto 0;
  padding:30px;
  border:1px solid rgba(75,141,255,.18);
  border-radius:24px;
  background:
    radial-gradient(360px 180px at 100% 0,rgba(75,141,255,.08),transparent 72%),
    #09111a;
}
.nx-practice-section>h2{font-size:30px}
.nx-summary-section{
  max-width:820px;
  margin:28px auto 0;
  padding:32px 0 20px;
  border-top:1px solid var(--lc-line);
}
.v3-lesson-side{
  position:sticky;
  top:18px;
  display:grid;
  gap:12px;
}
.v3-lesson-side .card{
  border-radius:18px;
  background:rgba(8,14,21,.90);
}
.v3-lesson-side .lesson-list{max-height:62vh;overflow:auto;padding-right:3px}
.lesson-actions.nx-completion-actions{
  max-width:820px;
  margin:28px auto 0;
  padding:20px 0 0;
  border-top:1px solid var(--lc-line);
}

/* Labs: a distinct tool surface */
.v3-lab{
  position:relative;
  overflow:hidden;
  border:1px solid rgba(116,155,200,.20);
  border-radius:20px;
  background:#05090e;
  box-shadow:0 26px 70px rgba(0,0,0,.36);
}
.v3-lab-head{
  min-height:52px;
  padding:0 16px 0 52px;
  border-bottom:1px solid rgba(177,196,217,.09);
  background:linear-gradient(180deg,#111925,#0b121a);
}
.v3-lab-head::before{
  content:"";
  position:absolute;
  left:16px;top:19px;
  width:8px;height:8px;
  border-radius:50%;
  background:#ff6b72;
  box-shadow:14px 0 0 #f6c766,28px 0 0 #53ddb9;
}
.v3-lab-head strong{font-size:12px;letter-spacing:.02em}
.v3-editor{
  min-height:300px;
  padding:20px;
  border:0;
  border-radius:0;
  background:#05090e;
  color:#dce7f2;
  font:13.5px/1.75 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.v3-console{
  min-height:110px;
  padding:16px 18px;
  border:0;
  border-top:1px solid rgba(177,196,217,.09);
  border-radius:0;
  background:#03070b;
  color:#a9c2da;
  font:12.5px/1.65 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.v3-preview{min-height:340px;border-radius:12px;background:white}
.v3-toolbar{gap:8px;padding:12px 14px;border-top:1px solid rgba(177,196,217,.06);background:#080e15}
.v3-api-row{gap:8px}

/* Boss Fights */
.lc-projects-page .main-inner{max-width:1240px}
.nx-boss-banner{
  position:relative;
  overflow:hidden;
  padding:34px;
  border:1px solid rgba(83,221,185,.17);
  border-radius:28px;
  background:
    radial-gradient(500px 260px at 100% 0,rgba(83,221,185,.12),transparent 72%),
    #0a1219;
}
.nx-boss-banner::after{
  content:"BOSS";
  position:absolute;right:24px;bottom:-18px;
  font-size:110px;font-weight:900;letter-spacing:-.08em;
  color:rgba(255,255,255,.025);
}
.v3-project-card{
  position:relative;
  padding:28px;
  border-radius:24px;
}
.v3-project-card h2{margin:7px 0 8px;font-size:clamp(27px,2.6vw,36px)}
.v3-rubric{gap:8px}
.v3-rubric>div{
  border:1px solid var(--lc-line);
  border-radius:12px;
  background:rgba(255,255,255,.022);
}
.v3-project-card.approved{border-color:rgba(83,221,185,.24)}
.v3-project-card.submitted{border-color:rgba(75,141,255,.22)}

/* Library */
.lc-library-page .main-inner{max-width:1280px}
.v3-material-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
}
.v3-material-card{
  min-height:190px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  padding:20px;
  border-radius:20px;
}
.v3-material-card h3{font-size:18px}
.nx-material-actions{gap:7px;margin-top:18px}

/* Digital handouts */
.lc-handout-page{background:var(--lc-bg);color:var(--lc-text)}
.lc-handout-page .tools{
  position:sticky;top:0;z-index:35;
  display:flex;justify-content:center;gap:8px;
  padding:10px max(12px,env(safe-area-inset-left)) 10px max(12px,env(safe-area-inset-right));
  border-bottom:1px solid var(--lc-line);
  background:rgba(5,8,13,.90);
  backdrop-filter:blur(16px);
}
.lc-handout-page .tools button,.lc-handout-page .tools a{
  min-height:44px;display:inline-flex;align-items:center;justify-content:center;
  padding:0 15px;border:1px solid var(--lc-line-strong);border-radius:11px;
  background:rgba(255,255,255,.035);color:var(--lc-text);
  font-weight:760;text-decoration:none;cursor:pointer;
}
.lc-handout-page .tools button{border-color:rgba(75,141,255,.38);background:linear-gradient(180deg,#4f91ff,#3378ec);color:#fff}
.lc-handout-page .book{
  width:min(920px,calc(100% - 32px));
  margin:30px auto 70px;
  overflow:hidden;
  border:1px solid var(--lc-line);
  border-radius:24px;
  background:linear-gradient(180deg,rgba(17,27,39,.82),rgba(8,13,20,.96));
  box-shadow:var(--lc-shadow-lg);
  padding:54px;
}
.lc-handout-page .cover{
  min-height:62vh;display:flex;flex-direction:column;
  padding-bottom:38px;border-bottom:1px solid var(--lc-line);
}
.lc-handout-page .cover img{width:92px}
.lc-handout-page .cover .lc-brand-signature{margin-top:10px}
.lc-handout-cover-copy{margin-top:auto}
.lc-handout-page .cover h1{max-width:760px;margin:26px 0 10px;font-size:clamp(38px,5vw,58px);line-height:1}
.lc-handout-page .chapter{padding:38px 0;border-bottom:1px solid var(--lc-line)}
.lc-handout-page .chapter:last-child{border-bottom:0}
.lc-handout-page .chapter h2{font-size:30px;color:var(--lc-text)}
.lc-handout-page .chapter h3{margin-top:24px;font-size:19px;color:var(--lc-blue-2)}
.lc-handout-page .chapter p,.lc-handout-page .chapter li{font-size:16px;line-height:1.78;color:var(--lc-text-soft)}
.lc-handout-page .code{
  max-width:100%;overflow:auto;white-space:pre-wrap;
  padding:17px;border:1px solid var(--lc-line);border-radius:13px;
  background:#05090e;color:#dce7f2;
  font:13px/1.7 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.lc-handout-page .exercise,.lc-handout-page .resource-box{
  margin:18px 0;padding:17px;
  border:1px solid rgba(75,141,255,.18);border-radius:14px;
  background:rgba(75,141,255,.045);
}
.lc-handout-page .pdf-view{position:fixed;inset:0;background:var(--lc-bg)}
.lc-handout-page .pdf-view iframe{width:100%;height:100%;border:0}
@media(max-width:700px){
  .lc-handout-page .tools>*{flex:1;min-width:0}
  .lc-handout-page .book{width:100%;margin:0;border:0;border-radius:0;padding:28px 18px calc(36px + env(safe-area-inset-bottom));box-shadow:none}
  .lc-handout-page .cover{min-height:54vh}
  .lc-handout-page .cover h1{font-size:34px}
  .lc-handout-page .chapter{padding:30px 0}
  .lc-handout-page .chapter h2{font-size:25px}
}
@media print{
  .lc-handout-page{background:#fff;color:#102030}
  .lc-handout-page .tools{display:none}
  .lc-handout-page .book{width:auto;max-width:none;margin:0;padding:18mm;border:0;border-radius:0;background:#fff;box-shadow:none}
  .lc-handout-page .cover{border-bottom:2px solid #2878FF}
  .lc-handout-page .cover h1,.lc-handout-page .chapter h2{color:#102030}
  .lc-handout-page .chapter h3{color:#1765F2}
  .lc-handout-page .chapter p,.lc-handout-page .chapter li{color:#24394f}
  .lc-handout-page .code{background:#07111F;color:#F6F8FC}
  .lc-handout-page .exercise,.lc-handout-page .resource-box{background:#f4f8fc;border-color:#d9e4f0}
}

/* Profile */
.lc-profile-page .main-inner{max-width:1100px}
.lc-profile-page .v3-grid{grid-template-columns:minmax(0,1fr) 340px}
.v3-badge-grid{gap:10px}
.v3-badge,.badge-card{
  border-radius:16px;
  border-color:var(--lc-line);
  background:rgba(255,255,255,.025);
}

/* Admin: command center */
.lc-admin-page{
  background:#05080c;
}
.lc-admin-page .app-shell{grid-template-columns:220px minmax(0,1fr)}
.lc-admin-page .sidebar{
  background:#060a10;
  border-right-color:rgba(255,255,255,.055);
}
.lc-admin-page .main-inner{max-width:1480px;padding-top:24px}
.lc-admin-hero{
  margin:0 0 18px;
  padding:10px 0 20px;
  border-bottom:1px solid var(--lc-line);
}
.lc-admin-hero::before{display:none}
.lc-admin-hero h1{margin:5px 0 7px;font-size:clamp(34px,3.6vw,50px)}
.lc-admin-hero p{max-width:760px;font-size:13px}
.lc-admin-tabs{
  position:sticky;
  top:8px;
  z-index:25;
  gap:3px;
  margin:0 0 22px;
  padding:5px;
  border:1px solid var(--lc-line);
  border-radius:13px;
  background:rgba(5,8,12,.92);
  backdrop-filter:blur(18px);
  box-shadow:0 10px 30px rgba(0,0,0,.22);
}
.lc-admin-tabs button{
  min-height:44px;
  padding:0 14px;
  border-radius:9px;
  color:#8194a8;
  font-size:11px;
  font-weight:750;
}
.lc-admin-tabs button.active,.lc-admin-tabs button[aria-selected="true"]{
  background:#111a27;
  color:#e3edf8;
  box-shadow:inset 0 0 0 1px rgba(120,154,191,.14);
}
.lc-admin-metrics,.lc-analytics-metrics{
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:8px;
  border:0;background:transparent;
}
.lc-admin-metrics .v3-metric,.lc-analytics-metrics .v3-metric{
  min-height:92px;
  border:1px solid var(--lc-line);
  border-radius:14px;
  background:#091019;
}
.lc-admin-table,.lc-analytics-table{
  border:1px solid var(--lc-line);
  border-radius:14px;
  overflow:hidden;
  background:#080e15;
}
.lc-admin-filterbar{
  gap:8px;
  padding:7px;
  border:1px solid var(--lc-line);
  border-radius:12px;
  background:#080e15;
}
.lc-admin-filterbar input,.lc-admin-filterbar select{
  min-height:44px;
  border-color:var(--lc-line);
  border-radius:9px;
  background:#0b121a;
}
.lc-admin-detail-grid{gap:14px}
.lc-analytics-grid{gap:14px}
.lc-analytics-chart,.lc-funnel,.lc-analytics-bars{border-radius:14px}

/* Public site */
.public-header{
  position:sticky;
  top:0;
  z-index:40;
  border-bottom:1px solid var(--lc-line);
  background:rgba(5,8,13,.82);
  backdrop-filter:blur(18px) saturate(130%);
}
.public-nav{
  min-height:78px;
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:28px;
}
.public-links{display:flex;align-items:center;justify-content:center;gap:22px}
.public-links a{color:var(--lc-muted);font-size:12px;font-weight:720}
.public-links a:hover{color:var(--lc-text)}
.public-actions{display:flex;gap:8px;align-items:center}
.public-section{padding-top:68px;padding-bottom:68px}
.public-hero-section{padding-top:22px}
.lc-home-page .v3-hero{
  min-height:610px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:72px 0 64px;
}
.lc-home-page .v3-hero h1{max-width:1020px;font-size:clamp(54px,7vw,94px);line-height:.94}
.lc-home-page .v3-hero>p{max-width:760px;font-size:18px;line-height:1.72}
.lc-home-page .nx-landing-orbit{opacity:.54}
.public-proof{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  width:min(760px,100%);
  margin:26px 0 0;
  overflow:hidden;
  border:1px solid var(--lc-line);
  border-radius:16px;
  background:var(--lc-line);
  gap:1px;
}
.public-proof>span{display:grid;gap:3px;padding:15px 16px;background:rgba(10,17,25,.94)}
.public-proof strong{font-size:22px;color:var(--lc-text)}
.public-proof small{font-size:10px;color:var(--lc-muted)}
.public-method-section{padding-top:28px}
.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.feature,.formation{
  border:1px solid var(--lc-line);
  border-radius:22px;
  background:linear-gradient(180deg,rgba(17,27,39,.76),rgba(9,15,23,.90));
}
.feature{min-height:210px;padding:22px}
.feature strong{display:block;margin:14px 0 8px;font-size:21px;color:var(--lc-text)}
.feature small{display:block;color:var(--lc-text-soft);font-size:13px;line-height:1.65}
.public-step{
  display:grid;place-items:center;
  width:34px;height:34px;
  border-radius:10px;
  background:rgba(75,141,255,.09);
  color:var(--lc-blue-2);
  font:800 10px/1 ui-monospace,monospace;
}
.public-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.formation{padding:28px}
.formation h2{margin:7px 0 10px;font-size:clamp(25px,2.7vw,34px)}
.formation p{font-size:14px;line-height:1.68}
.public-support-card{background:linear-gradient(145deg,rgba(83,221,185,.045),rgba(9,15,23,.94))}
.public-trust-card{background:linear-gradient(145deg,rgba(75,141,255,.055),rgba(9,15,23,.94))}
.public-footer{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
  padding:22px 0 42px;
  border-top:1px solid var(--lc-line);
  color:var(--lc-muted);
  font-size:11px;
}
.public-footer a{color:var(--lc-muted)}
.public-footer a:hover{color:var(--lc-text)}

/* Forms and auth */
input,select,textarea{
  min-height:44px;
  border:1px solid rgba(177,196,217,.14);
  border-radius:11px;
  background:#0a1119;
  color:#e9f2fb;
}
input:focus,select:focus,textarea:focus{
  outline:none;
  border-color:rgba(75,141,255,.62);
  box-shadow:0 0 0 3px rgba(75,141,255,.11);
}
label{color:#aebfd0;font-size:12px;font-weight:700}
.lc-auth-eyebrow{margin-top:36px}
.lc-auth-lead{max-width:680px;font-size:18px}
.lc-auth-title{margin:8px 0;font-size:30px}
.lc-auth-submit{width:100%;margin-top:16px}
.lc-auth-message{margin-top:12px}
.lc-auth-switch{text-align:center;margin-top:16px}
.lc-auth-switch a,.lc-auth-inline-link a,.lc-auth-legal a{color:var(--lc-blue-2)}
.lc-auth-inline-link{display:flex;justify-content:flex-end;margin:8px 0 0;font-size:12px}
.lc-password-help{display:block;margin-top:7px;line-height:1.45}
.lc-auth-legal{margin:14px 0 0;font-size:10.5px;line-height:1.55;color:var(--lc-muted);text-align:center}

/* Mobile app feel */
.bottom-nav{
  border-top:1px solid var(--lc-line);
  background:rgba(6,10,15,.92);
  backdrop-filter:blur(18px) saturate(125%);
}
.bottom-nav a,.bottom-nav button{
  min-height:58px;
  color:#7e91a5;
  font-size:11px;
}
.bottom-nav a.active,.bottom-nav a[aria-current="page"],.bottom-nav button.active{
  color:#dbe9fa;
}
.bottom-nav a.active span:first-child,.bottom-nav button.active span:first-child{
  color:var(--lc-blue-2);
}

/* Motion */
@media(prefers-reduced-motion:no-preference){
  .card,.v3-course-card,.v3-project-card,.v3-material-card,.v3-btn,.side-nav a{will-change:transform}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}
}

/* Responsive */
@media(max-width:1100px){
  :root{--lc-sidebar:226px}
  .main-inner{padding-left:28px;padding-right:28px}
  .catalog-course{grid-template-columns:190px minmax(0,1fr)}
  .catalog-course>div:last-child{grid-column:2;justify-content:flex-start;padding:0 0 8px}
  .v3-lesson-shell{grid-template-columns:minmax(0,1fr) 240px;gap:20px}
}
@media(max-width:900px){
  .app-shell{display:block}
  .sidebar{display:none}
  .main-inner{padding:24px 20px 92px}
  .v3-grid{grid-template-columns:1fr}
  .lc-course-page .v3-grid{grid-template-columns:1fr}
  .v3-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .v3-lesson-shell{display:block}
  .v3-lesson-side{display:none}
  .lc-dashboard-layout{grid-template-columns:1fr}
  .lc-dashboard-aside{position:static;grid-template-columns:1fr 1fr}
  .lc-catalog-grid{grid-template-columns:1fr}
  .lc-catalog-controls{grid-template-columns:1fr 1fr}
  .lc-catalog-search{grid-column:1/-1}
  .lc-catalog-result{grid-column:1/-1;justify-content:flex-start}
  .catalog-course{grid-template-columns:1fr}
  .nx-recommended-course{grid-column:auto;grid-template-columns:1fr}
  .nx-recommended-course .nx-course-cover-frame{height:240px;min-height:0}
  .nx-recommended-course>div:last-child{grid-column:1}
  .v3-material-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lc-profile-page .v3-grid{grid-template-columns:1fr}
  .lc-admin-metrics,.lc-analytics-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:620px){
  body{background:radial-gradient(520px 300px at 90% -5%,rgba(75,141,255,.09),transparent 64%),var(--lc-bg)}
  .public-nav{grid-template-columns:1fr auto;gap:10px;padding:10px 0}
  .public-links{display:none}
  .public-actions{display:grid;grid-template-columns:1fr 1.35fr;gap:8px;min-width:0}
  .public-proof{grid-template-columns:repeat(2,minmax(0,1fr))}
  .feature-grid,.public-grid{grid-template-columns:1fr}
  .lc-home-page .public-actions .v3-btn{width:100%;min-width:0;padding-left:8px;padding-right:8px}
  .lc-dashboard-welcome{display:block}
  .lc-dashboard-status{margin-top:14px;justify-content:flex-start}
  .lc-continue-card{min-height:0;grid-template-columns:1fr;padding:24px;border-radius:22px}
  .lc-continue-card::after{font-size:90px;right:18px;top:12px}
  .lc-continue-card h2,.lc-continue-card h3{font-size:30px}
  .lc-continue-card>div:last-child{justify-content:flex-start}
  .lc-dashboard-aside{grid-template-columns:1fr}
  .lc-dashboard-course-list .v3-course-card{grid-template-columns:1fr}
  .lc-catalog-page .v3-hero{display:block}
  .lc-catalog-controls{grid-template-columns:1fr;margin-top:0;padding:10px}
  .lc-catalog-search,.lc-catalog-result{grid-column:auto}
  .lc-catalog-result{justify-content:flex-start}
  .lc-course-page .v3-grid{grid-template-columns:1fr}
  .lc-course-page .v3-module .v3-toolbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;width:100%}
  .lc-course-page .v3-module .v3-toolbar>.v3-btn{width:100%;min-width:44px;padding-left:10px;padding-right:10px}
  .lc-course-page .v3-module .v3-toolbar>.v3-btn:first-child{grid-column:1/-1}
  .main-inner{padding:18px 14px 88px}
  .v3-hero{margin-bottom:20px;padding:20px 0 18px}
  .v3-hero h1{font-size:clamp(31px,10vw,42px);line-height:1.02}
  .v3-hero>p{font-size:14px;line-height:1.62}
  .v3-metrics{margin-bottom:24px;border-radius:15px}
  .v3-metric{min-height:76px;padding:14px}
  .v3-metric strong{font-size:23px}
  .v3-section-head{margin-top:28px}
  .v3-section-head h2{font-size:24px}
  #nextCard{grid-template-columns:1fr;min-height:0;padding:20px}
  #courseList .v3-course-card{grid-template-columns:1fr}
  .catalog-course{
    grid-template-columns:1fr;
    gap:14px;
    padding:12px;
    border-radius:18px;
  }
  .catalog-course .nx-course-cover-frame{height:178px}
  .catalog-course>div:nth-child(2){padding:0 4px}
  .catalog-course>div:last-child{grid-column:1;padding:0 4px 5px}
  .catalog-course h3{font-size:22px}
  .v3-mission-head{padding:20px;border-radius:19px}
  .v3-mission-head h1{font-size:30px}
  .nx-section-nav{top:6px;overflow-x:auto;white-space:nowrap}
  .nx-lesson-flow,.nx-practice-section,.nx-summary-section{max-width:none}
  .nx-flow-group{padding:24px 2px}
  .nx-flow-block p,.nx-teaching-list li{font-size:15.5px;line-height:1.72}
  .nx-practice-section{padding:19px;border-radius:18px}
  .v3-editor{min-height:200px;font-size:12.5px}
  .v3-project-card{padding:19px}
  .lc-admin-tabs{overflow-x:auto;justify-content:flex-start}
  .lc-admin-tabs button{flex:0 0 auto}
  .lc-admin-metrics,.lc-analytics-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .public-section{padding-top:38px;padding-bottom:38px}
}
@media(max-width:420px){
  .main-inner{padding-left:11px;padding-right:11px}
  .lc-home-page .v3-hero h1{font-size:40px;overflow-wrap:anywhere;word-break:normal}
  .public-nav{grid-template-columns:1fr}
  .public-actions{grid-template-columns:1fr}
  .public-proof{grid-template-columns:1fr 1fr}
  .lc-course-page .v3-module .v3-toolbar{grid-template-columns:1fr}
  .lc-course-page .v3-module .v3-toolbar>.v3-btn:first-child{grid-column:auto}
  .v3-metrics{grid-template-columns:1fr 1fr}
  .v3-metric{padding:12px}
  .lc-admin-metrics,.lc-analytics-metrics{grid-template-columns:1fr 1fr}
}



/* Visual Overhaul — mobile invariants */
@media(max-width:620px){
  .lc-home-page .container{max-width:100%;min-width:0}
  .lc-home-page .public-nav,.lc-home-page .public-actions{max-width:100%}
  .lc-course-page .v3-section-head{align-items:stretch}
  .lc-course-page .v3-section-head>.btn-secondary{width:100%;min-width:44px;justify-content:center}
  .lc-course-page .v3-module{grid-template-columns:38px minmax(0,1fr)}
  .lc-course-page .v3-module>div:nth-child(2){min-width:0}
  .lc-course-page .v3-module .v3-toolbar{max-width:100%}
}


/* LC Pro commerce */
.lc-pro-catalog{margin:22px 0 26px}
.lc-pro-section-head{display:flex;justify-content:space-between;gap:18px;align-items:end;margin:0 0 12px}
.lc-pro-section-head h2{margin:4px 0 6px;font-size:clamp(25px,3vw,34px)}
.lc-pro-section-head p{max-width:760px;margin:0;color:var(--lc-muted);font-size:13px;line-height:1.65}
.lc-pro-card{
  display:grid;
  grid-template-columns:minmax(0,1fr) 250px;
  gap:26px;
  align-items:center;
  padding:26px;
  border:1px solid rgba(56,230,176,.18);
  border-radius:22px;
  background:linear-gradient(135deg,rgba(56,230,176,.045),rgba(40,120,255,.055) 55%,rgba(9,15,23,.94));
  box-shadow:0 18px 50px rgba(0,0,0,.18);
}
.lc-pro-card-main h3{margin:8px 0 10px;font-size:clamp(26px,3.2vw,38px)}
.lc-pro-card-main p{max-width:760px;margin:0 0 14px;color:var(--lc-text-soft);line-height:1.65}
.lc-pro-card-main ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 18px;margin:14px 0 0;padding:0;list-style:none}
.lc-pro-card-main li{position:relative;padding-left:17px;color:#bdd0e2;font-size:12px;line-height:1.5}
.lc-pro-card-main li::before{content:"✓";position:absolute;left:0;color:var(--lc-mint)}
.lc-pro-badge{display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border-radius:999px;background:rgba(56,230,176,.10);color:var(--lc-mint);font-size:10px;font-weight:850;letter-spacing:.12em}
.lc-pro-offer{display:grid;gap:7px;align-content:center;padding-left:22px;border-left:1px solid rgba(177,196,217,.10)}
.lc-pro-offer small{color:var(--lc-muted);font-size:11px}
.lc-pro-offer strong{font-size:34px;line-height:1;color:var(--lc-text)}
.lc-pro-status{font-size:10px;font-weight:850;letter-spacing:.1em;color:var(--lc-mint)}
.lc-pro-detail{padding-bottom:28px}
.lc-pro-detail-hero{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:36px;align-items:center;padding:34px 0 28px;border-bottom:1px solid var(--lc-line)}
.lc-pro-detail-hero h1{margin:10px 0 12px;max-width:900px;font-size:clamp(42px,6vw,72px);line-height:.98}
.lc-pro-detail-hero p{max-width:760px;color:var(--lc-text-soft);font-size:16px;line-height:1.7}
.lc-pro-detail-cover{height:260px;overflow:hidden;border-radius:22px;background:#0b131d}
.lc-pro-detail-cover img{width:100%;height:100%;object-fit:cover}
.lc-pro-detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;margin-top:24px}
.lc-pro-buybox{position:sticky;top:18px;align-self:start;display:grid;gap:10px}
.lc-pro-list-price{margin-top:3px;color:var(--lc-muted);font-size:16px}
.lc-pro-current-price{margin:5px 0 4px;font-size:42px;font-weight:850;letter-spacing:-.04em;color:var(--lc-text)}
.lc-pro-guarantees{display:grid;gap:7px;margin-top:14px;padding-top:14px;border-top:1px solid var(--lc-line);color:#aebfd0;font-size:11px}
.lc-pro-feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:16px}
.lc-pro-feature-grid>div,.lc-pro-curriculum>div{display:flex;gap:12px;align-items:flex-start;padding:13px;border:1px solid var(--lc-line);border-radius:13px;background:rgba(255,255,255,.018)}
.lc-pro-feature-grid span,.lc-pro-curriculum span{flex:0 0 auto;color:var(--lc-blue-2);font:800 10px/1.5 ui-monospace,monospace}
.lc-pro-feature-grid strong,.lc-pro-curriculum strong{font-size:12px;line-height:1.5}
.lc-pro-curriculum{display:grid;gap:8px;margin-top:16px}
@media(max-width:900px){
  .lc-pro-card{grid-template-columns:1fr}
  .lc-pro-offer{padding:18px 0 0;border-left:0;border-top:1px solid rgba(177,196,217,.10)}
  .lc-pro-detail-hero{grid-template-columns:1fr}
  .lc-pro-detail-cover{height:220px}
  .lc-pro-detail-grid{grid-template-columns:1fr}
  .lc-pro-buybox{position:static}
}
@media(max-width:620px){
  .lc-pro-card{padding:18px;border-radius:18px}
  .lc-pro-card-main ul,.lc-pro-feature-grid{grid-template-columns:1fr}
  .lc-pro-detail-hero{gap:18px;padding-top:20px}
  .lc-pro-detail-hero h1{font-size:40px}
  .lc-pro-detail-cover{height:190px;border-radius:18px}
  .lc-pro-current-price{font-size:36px}
}


/* LC Affiliate Program */
.lc-sidebar-affiliate{color:var(--lc-text-soft)}
.lc-affiliate-hero{background:radial-gradient(circle at 90% 0,rgba(56,230,176,.09),transparent 38%),linear-gradient(135deg,rgba(40,120,255,.08),rgba(7,17,31,.96))}
.lc-affiliate-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:22px;margin-top:22px}
.lc-affiliate-metrics{margin:20px 0 0}
.lc-affiliate-consent{display:flex;gap:10px;align-items:flex-start;margin:18px 0;line-height:1.55;color:var(--lc-text-soft)}
.lc-affiliate-consent input{width:auto;margin-top:4px}
.lc-affiliate-links{display:grid;gap:12px;margin-top:16px}
.lc-affiliate-link-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px 12px;align-items:center;padding:14px;border:1px solid var(--lc-line);border-radius:14px;background:rgba(255,255,255,.018)}
.lc-affiliate-link-card>div{grid-column:1/-1}
.lc-affiliate-link-card b{display:block;font-size:14px}
.lc-affiliate-link-card small{display:block;margin-top:4px;color:var(--lc-muted);line-height:1.45}
.lc-affiliate-link-card input{min-width:0;font-family:ui-monospace,Consolas,monospace;font-size:11px}
.lc-affiliate-table{display:grid;gap:8px;margin-top:14px}
.lc-affiliate-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:12px;align-items:center;padding:13px;border:1px solid var(--lc-line);border-radius:12px;background:rgba(255,255,255,.016)}
.lc-affiliate-row span:first-child b,.lc-affiliate-row span:first-child small{display:block}
.lc-affiliate-row small{color:var(--lc-muted);font-size:10px;margin-top:3px}
.lc-affiliate-row strong{white-space:nowrap}
.lc-admin-affiliate-list{display:grid;gap:9px}
.lc-admin-affiliate-row{display:grid;grid-template-columns:minmax(180px,1.4fr) .8fr .6fr .6fr .8fr auto;gap:12px;align-items:center;padding:13px 14px;border:1px solid var(--lc-line);border-radius:13px;background:rgba(255,255,255,.015)}
.lc-admin-affiliate-row small,.lc-admin-payout small{display:block;color:var(--lc-muted);margin-top:3px}
.lc-admin-affiliate-actions{display:flex;gap:7px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.lc-admin-affiliate-actions input{width:90px;min-height:38px}
.lc-admin-payout{display:grid;grid-template-columns:minmax(180px,1.3fr) .8fr .9fr 1fr;gap:12px;align-items:center;padding:14px;border:1px solid var(--lc-line);border-radius:13px;background:rgba(255,255,255,.015)}
.lc-admin-payout-actions{grid-column:1/-1;display:flex;gap:8px;align-items:end;flex-wrap:wrap;padding-top:10px;border-top:1px solid var(--lc-line)}
.lc-admin-payout-actions label{min-width:220px;flex:1}
.lc-admin-payout-actions input{width:100%}
@media(max-width:980px){
 .lc-affiliate-layout{grid-template-columns:1fr}
 .lc-admin-affiliate-row{grid-template-columns:1fr 1fr}
 .lc-admin-affiliate-actions{grid-column:1/-1;justify-content:flex-start}
 .lc-admin-payout{grid-template-columns:1fr 1fr}
}
@media(max-width:620px){
 .lc-affiliate-link-card{grid-template-columns:1fr}
 .lc-affiliate-link-card>div{grid-column:auto}
 .lc-affiliate-link-card .v3-btn{width:100%}
 .lc-affiliate-row{grid-template-columns:1fr auto}
 .lc-affiliate-row .lc-status{grid-column:1/-1;justify-self:start}
 .lc-admin-affiliate-row,.lc-admin-payout{grid-template-columns:1fr}
 .lc-admin-affiliate-actions,.lc-admin-payout-actions{grid-column:auto}
}
/* LC Public Growth 360 */.lc-public-course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.lc-public-course-card,.lc-demo-block{padding:20px;border:1px solid var(--lc-line);border-radius:18px;background:rgba(255,255,255,.018)}.lc-public-course-card p{color:var(--lc-muted);line-height:1.6}.lc-public-filter{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.lc-public-modules{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.lc-public-module{display:grid;grid-template-columns:42px 1fr;gap:12px;padding:18px;border:1px solid var(--lc-line);border-radius:16px}.lc-public-module>span{font-weight:900}.lc-public-module p,.lc-public-module small{color:var(--lc-muted)}.lc-public-price{display:grid;gap:4px;margin:18px 0}.lc-public-price strong{font-size:42px}.lc-public-faq{display:grid;gap:10px}.lc-public-faq details{padding:16px 18px;border:1px solid var(--lc-line);border-radius:14px}.lc-proof-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.lc-demo-lesson{display:grid;gap:16px;max-width:900px}.lc-demo-options{display:grid;gap:10px}.lc-demo-options button{padding:14px;text-align:left}.lc-certificate-demo{text-align:center;padding:40px;border:1px solid var(--lc-line);border-radius:20px}.lc-certificate-demo img{width:64px}.lc-certificate-demo-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}@media(max-width:800px){.lc-public-course-grid,.lc-public-modules,.lc-proof-grid,.lc-certificate-demo-meta{grid-template-columns:1fr}}
/* LC Growth Loops 360 */
.lc-weekly-goal-card{display:grid;grid-template-columns:minmax(0,1fr) 130px;gap:22px;align-items:center;margin:16px 0 24px;padding:20px 22px;border:1px solid rgba(56,230,176,.18);border-radius:18px;background:linear-gradient(135deg,rgba(56,230,176,.045),rgba(40,120,255,.035))}
.lc-weekly-goal-card h2{margin:5px 0 7px;font-size:22px}.lc-weekly-goal-card p{margin:0 0 12px;color:var(--lc-muted);font-size:12px;line-height:1.55}.lc-weekly-goal-card label{display:grid;gap:5px}.lc-weekly-goal-card select{width:100%}
.lc-lesson-feedback{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;align-items:center;margin:18px 0;padding:16px 18px;border:1px solid var(--lc-line);border-radius:16px;background:rgba(255,255,255,.015)}.lc-lesson-feedback strong,.lc-lesson-feedback small{display:block}.lc-lesson-feedback small{margin-top:4px;color:var(--lc-muted)}.lc-feedback-actions,.lc-share-actions{display:flex;gap:8px;flex-wrap:wrap}.lc-lesson-feedback>#lessonFeedbackMsg{grid-column:1/-1}
.lc-milestone-share{display:grid!important;gap:10px;margin-top:14px}.lc-milestone-share>strong,.lc-milestone-share>span{display:block}.lc-share-actions .v3-btn,.lc-share-actions .btn-secondary{min-height:40px}
.lc-course-review{margin-top:22px}.lc-course-review label{display:grid;gap:7px;margin-top:12px}.lc-course-review textarea{width:100%;resize:vertical}.lc-review-consent{display:flex!important;grid-template-columns:none!important;flex-direction:row;align-items:flex-start;gap:9px}.lc-review-consent input{width:auto;min-height:0;margin-top:3px}
.lc-student-referral input{font-family:ui-monospace,Consolas,monospace;font-size:10.5px}.lc-student-referral .v3-toolbar{margin-top:10px}
.lc-promo-kit-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:16px}.lc-promo-kit-card{padding:16px;border:1px solid var(--lc-line);border-radius:14px;background:rgba(255,255,255,.015)}.lc-promo-kit-card h3{margin:6px 0 10px}.lc-promo-kit-card textarea{width:100%;min-height:132px;resize:vertical;font-size:11px;line-height:1.55}.lc-affiliate-disclosure-note{margin-top:14px}
.lc-growth-metrics{margin:18px 0 24px}.lc-growth-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:14px 0}.lc-growth-section{margin-top:14px}.lc-review-moderation-list{display:grid;gap:10px}.lc-review-moderation-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;padding:16px;border:1px solid var(--lc-line);border-radius:14px;background:rgba(255,255,255,.014)}.lc-review-moderation-row h4{margin:5px 0}.lc-review-moderation-row p{max-width:780px;color:var(--lc-text-soft);line-height:1.6}.lc-review-moderation-row small{color:var(--lc-muted)}.lc-review-stars{color:var(--lc-mint);letter-spacing:.08em}.lc-review-moderation-actions{display:flex;flex-direction:column;gap:8px;align-items:flex-end;justify-content:center}.lc-utm-pattern{margin:14px 0;padding:13px;border:1px solid var(--lc-line);border-radius:12px;background:#080d13;overflow:auto}.lc-utm-pattern code{white-space:nowrap;color:#b9d7ff;font-size:11px}
@media(max-width:900px){.lc-growth-grid{grid-template-columns:1fr}.lc-promo-kit-grid{grid-template-columns:1fr}.lc-review-moderation-row{grid-template-columns:1fr}.lc-review-moderation-actions{align-items:flex-start;flex-direction:row;flex-wrap:wrap}}
@media(max-width:620px){.lc-weekly-goal-card,.lc-lesson-feedback{grid-template-columns:1fr}.lc-feedback-actions,.lc-share-actions{display:grid;grid-template-columns:1fr 1fr}.lc-share-actions .v3-btn{grid-column:1/-1}.lc-promo-kit-card textarea{min-height:160px}.lc-review-moderation-actions{display:grid;grid-template-columns:1fr;width:100%}.lc-review-moderation-actions>*{width:100%}.lc-course-review .v3-toolbar{display:grid;grid-template-columns:1fr}.lc-student-referral .v3-toolbar{display:grid;grid-template-columns:1fr}}

/* LC Public Learning Library */
.lc-learning-article-body{max-width:900px;padding-top:72px;padding-bottom:72px}.lc-learning-article-body>h1{max-width:850px;margin:10px 0 18px;font-size:clamp(42px,6vw,70px);line-height:1}.lc-article-lead{max-width:760px;margin:0 0 34px;color:var(--lc-text-soft);font-size:18px;line-height:1.7}.lc-learning-article-body>section{padding:24px 0;border-top:1px solid var(--lc-line)}.lc-learning-article-body>section h2{margin:0 0 10px;font-size:28px}.lc-learning-article-body>section p{margin:0;color:var(--lc-text-soft);font-size:16px;line-height:1.82}.lc-article-cta{margin-top:30px;padding:28px;border:1px solid rgba(56,230,176,.22);border-radius:20px;background:linear-gradient(145deg,rgba(56,230,176,.045),rgba(40,120,255,.035))}.lc-article-cta h2{margin:7px 0 8px}.lc-article-cta p{color:var(--lc-muted);line-height:1.6}.lc-public-reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.lc-public-review{padding:18px;border:1px solid var(--lc-line);border-radius:16px;background:rgba(255,255,255,.015)}.lc-public-review .stars{color:var(--lc-mint);letter-spacing:.08em}.lc-public-review p{color:var(--lc-text-soft);line-height:1.6}.lc-public-review small{color:var(--lc-muted)}
@media(max-width:700px){.lc-learning-article-body{padding-top:42px;padding-bottom:48px}.lc-learning-article-body>h1{font-size:40px}.lc-article-lead{font-size:16px}.lc-learning-article-body>section h2{font-size:24px}.lc-learning-article-body>section p{font-size:15px}.lc-public-reviews{grid-template-columns:1fr}}

.lc-utm-builder{display:grid;grid-template-columns:1.4fr repeat(4,minmax(120px,.65fr));gap:10px;margin:14px 0 18px}
.lc-utm-builder label{display:grid;gap:6px;color:var(--lc-muted);font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.lc-utm-builder input{width:100%;min-width:0}
.lc-utm-result{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px}
.lc-utm-result input{font-family:ui-monospace,Consolas,monospace;font-size:11px}
.lc-contextual-pro-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px;align-items:center;margin-top:22px;padding:24px;border:1px solid rgba(40,120,255,.2);border-radius:18px;background:linear-gradient(135deg,rgba(40,120,255,.07),rgba(56,230,176,.035))}
.lc-contextual-pro-card h2{margin:6px 0 9px}.lc-contextual-pro-card p{margin:0;max-width:760px;color:var(--lc-text-soft);line-height:1.65}
@media(max-width:980px){.lc-utm-builder{grid-template-columns:1fr 1fr}.lc-utm-builder label:first-child{grid-column:1/-1}.lc-contextual-pro-card{grid-template-columns:1fr;align-items:start}}
@media(max-width:620px){.lc-utm-builder{grid-template-columns:1fr}.lc-utm-builder label:first-child,.lc-utm-result{grid-column:auto}.lc-utm-result{grid-template-columns:1fr}.lc-utm-result .v3-btn,.lc-contextual-pro-card .v3-btn{width:100%}}