/* Learn & Create — Paid / Free Commerce Experience */
:root{
  --lc-commerce-panel:#0a1628;
  --lc-commerce-panel-2:#0d1d33;
  --lc-commerce-line:rgba(148,163,184,.18);
  --lc-commerce-blue:#4b8dff;
  --lc-commerce-mint:#53ddb9;
  --lc-commerce-gold:#f6c453;
  --lc-commerce-text:#eef5ff;
  --lc-commerce-muted:#91a6c1;
}
.lc-public-page,.lc-app-page{background:
  radial-gradient(circle at 12% -10%,rgba(75,141,255,.14),transparent 34%),
  radial-gradient(circle at 88% 8%,rgba(83,221,185,.08),transparent 28%),
  #05080d;
}
.lc-commerce-hero{position:relative;overflow:hidden;border:1px solid var(--lc-commerce-line);border-radius:32px;background:linear-gradient(135deg,rgba(13,29,51,.96),rgba(7,17,31,.84));padding:clamp(28px,5vw,68px);box-shadow:0 28px 80px rgba(0,0,0,.28)}
.lc-commerce-hero:after{content:"";position:absolute;width:380px;height:380px;border-radius:50%;right:-120px;top:-150px;background:radial-gradient(circle,rgba(75,141,255,.22),transparent 68%);pointer-events:none}
.lc-commerce-hero h1{max-width:980px;font-size:clamp(40px,7vw,78px);line-height:.98;letter-spacing:-.055em;margin:12px 0 18px}
.lc-commerce-hero p{max-width:760px;color:#b9c8dc;font-size:clamp(17px,2vw,21px);line-height:1.65}
.lc-commerce-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.lc-commerce-proof{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:30px}
.lc-commerce-proof>span{padding:16px;border:1px solid var(--lc-commerce-line);border-radius:18px;background:rgba(4,12,24,.45)}
.lc-commerce-proof strong,.lc-commerce-proof small{display:block}.lc-commerce-proof strong{font-size:22px}.lc-commerce-proof small{margin-top:4px;color:var(--lc-commerce-muted)}
.lc-offer-switch{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px}
.lc-offer-lane{position:relative;padding:26px;border:1px solid var(--lc-commerce-line);border-radius:24px;background:linear-gradient(145deg,rgba(13,29,51,.78),rgba(7,17,31,.7));overflow:hidden}
.lc-offer-lane.free{box-shadow:inset 0 1px 0 rgba(83,221,185,.15)}
.lc-offer-lane.paid{box-shadow:inset 0 1px 0 rgba(246,196,83,.16)}
.lc-offer-lane .lc-offer-label{display:inline-flex;padding:7px 10px;border-radius:999px;font-size:11px;font-weight:800;letter-spacing:.08em}
.lc-offer-lane.free .lc-offer-label{color:#8ff1d0;background:rgba(83,221,185,.11);border:1px solid rgba(83,221,185,.24)}
.lc-offer-lane.paid .lc-offer-label{color:#ffe09a;background:rgba(246,196,83,.1);border:1px solid rgba(246,196,83,.24)}
.lc-offer-lane h2{font-size:clamp(26px,3vw,38px);margin:14px 0 10px}.lc-offer-lane p{color:var(--lc-commerce-muted);line-height:1.6}
.lc-offer-lane ul{display:grid;gap:9px;padding:0;margin:18px 0 22px;list-style:none}.lc-offer-lane li:before{content:"✓";margin-right:9px;color:var(--lc-commerce-mint)}
.lc-offer-lane.paid li:before{color:var(--lc-commerce-gold)}
.lc-catalog-toolbar{display:grid;grid-template-columns:minmax(220px,1.5fr) repeat(3,minmax(150px,.6fr));gap:12px;padding:16px;border:1px solid var(--lc-commerce-line);border-radius:20px;background:rgba(8,20,36,.78);position:sticky;top:84px;z-index:12;backdrop-filter:blur(16px)}
.lc-catalog-toolbar label{display:grid;gap:6px}.lc-catalog-toolbar label span{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#8da2bd;font-weight:800}
.lc-catalog-toolbar input,.lc-catalog-toolbar select{width:100%;border:1px solid rgba(148,163,184,.2);background:#081524;color:#eef5ff;border-radius:13px;padding:12px 13px;outline:none}
.lc-catalog-toolbar input:focus,.lc-catalog-toolbar select:focus{border-color:rgba(75,141,255,.62);box-shadow:0 0 0 3px rgba(75,141,255,.1)}
.lc-offer-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.lc-offer-tabs button{border:1px solid var(--lc-commerce-line);background:rgba(8,20,36,.7);color:#adc0d7;border-radius:999px;padding:10px 14px;font-weight:800;cursor:pointer}.lc-offer-tabs button.active{background:#eef5ff;color:#07111f}
.lc-market-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:18px}
.lc-market-card{position:relative;display:flex;flex-direction:column;min-height:365px;border:1px solid var(--lc-commerce-line);border-radius:22px;background:linear-gradient(160deg,rgba(13,29,51,.92),rgba(7,17,31,.82));padding:21px;overflow:hidden}
.lc-market-card:before{content:"";position:absolute;inset:0 auto auto 0;width:100%;height:3px;background:linear-gradient(90deg,var(--lc-commerce-mint),transparent)}
.lc-market-card.paid:before{background:linear-gradient(90deg,var(--lc-commerce-gold),var(--lc-commerce-blue),transparent)}
.lc-market-card h3{font-size:24px;line-height:1.06;margin:12px 0 10px}.lc-market-card p{color:var(--lc-commerce-muted);line-height:1.55;flex:1}
.lc-market-card .meta{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}.lc-market-card .meta span{border:1px solid var(--lc-commerce-line);border-radius:999px;padding:6px 9px;font-size:11px;color:#b6c6d9}
.lc-market-card .offer-tag{width:max-content;padding:6px 9px;border-radius:999px;font-size:10px;font-weight:900;letter-spacing:.09em}
.lc-market-card.free .offer-tag{color:#8ff1d0;background:rgba(83,221,185,.1)}.lc-market-card.paid .offer-tag{color:#ffe19c;background:rgba(246,196,83,.1)}
.lc-market-card .card-actions{display:flex;gap:9px;align-items:center}.lc-market-card .card-actions .v3-btn{flex:1;justify-content:center}
.lc-commercial-strip{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:center;padding:24px;border:1px solid rgba(246,196,83,.2);border-radius:24px;background:linear-gradient(135deg,rgba(58,42,11,.2),rgba(13,29,51,.8));margin:20px 0}
.lc-commercial-strip h2{font-size:clamp(28px,4vw,44px);margin:6px 0}.lc-commercial-strip p{color:#aebfd4;line-height:1.6}
.lc-price-state{display:flex;align-items:center;gap:8px;color:#ffe19c;font-weight:800}.lc-price-state:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lc-commerce-gold);box-shadow:0 0 0 5px rgba(246,196,83,.09)}
.lc-home-section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px}.lc-home-section-title h2{font-size:clamp(30px,4vw,48px);margin:4px 0}.lc-home-section-title p{max-width:620px;color:var(--lc-commerce-muted)}
.lc-dashboard-page .main-inner,.lc-catalog-page .main-inner{max-width:1320px}
.lc-dashboard-page .lc-dashboard-welcome,.lc-catalog-page .v3-hero{border:1px solid var(--lc-commerce-line);border-radius:26px;background:linear-gradient(145deg,rgba(13,29,51,.88),rgba(7,17,31,.72));padding:26px}
.lc-dashboard-page .lc-dashboard-layout{gap:20px}
.lc-catalog-page .lc-catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.lc-catalog-page .v3-course-card{min-height:330px;border-radius:22px;border-color:var(--lc-commerce-line);background:linear-gradient(160deg,rgba(13,29,51,.9),rgba(7,17,31,.78))}
.lc-catalog-page .v3-course-card[data-tier="pro"]{box-shadow:inset 0 1px 0 rgba(246,196,83,.14)}
.lc-tier-chip{display:inline-flex;align-items:center;gap:7px;padding:6px 9px;border-radius:999px;font-size:10px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
.lc-tier-chip.free{background:rgba(83,221,185,.1);color:#8ff1d0}.lc-tier-chip.pro{background:rgba(246,196,83,.1);color:#ffe19c}
.lc-access-note{margin-top:10px;font-size:12px;color:#8da2bd}
.lc-formations-page .academic-formation-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.lc-formations-page .academic-formation-card{padding:22px;border:1px solid var(--lc-commerce-line);border-radius:22px;background:var(--lc-commerce-panel)}.lc-formations-page .academic-formation-card h2{margin:8px 0 10px}.lc-formations-page .academic-progress{height:8px;border-radius:999px;background:rgba(148,163,184,.12);overflow:hidden}.lc-formations-page .academic-progress span{display:block;height:100%;background:linear-gradient(90deg,var(--lc-commerce-blue),var(--lc-commerce-mint))}
.lc-sales-module-list{display:grid;gap:10px;margin-top:18px}.lc-sales-module{display:grid;grid-template-columns:auto 1fr auto;gap:13px;align-items:start;padding:15px;border:1px solid var(--lc-commerce-line);border-radius:16px;background:rgba(7,17,31,.55)}.lc-sales-module>span:first-child{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:rgba(75,141,255,.12);color:#9fc1ff;font-weight:900}.lc-sales-module small{color:#8ea3bd}
.lc-sales-cta{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;padding:24px;border:1px solid rgba(246,196,83,.2);border-radius:22px;background:linear-gradient(135deg,rgba(246,196,83,.08),rgba(75,141,255,.06))}
.lc-sales-cta h2{margin:0 0 7px}.lc-sales-cta p{margin:0;color:#9cb0c8}
@media(max-width:980px){
  .lc-market-grid,.lc-formations-page .academic-formation-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .lc-catalog-toolbar{grid-template-columns:1fr 1fr;top:70px}
}
@media(max-width:820px){
  .lc-offer-switch,.lc-commercial-strip,.lc-sales-cta{grid-template-columns:1fr}
  .lc-commerce-proof{grid-template-columns:1fr 1fr}
  .lc-market-grid,.lc-formations-page .academic-formation-grid,.lc-catalog-page .lc-catalog-grid{grid-template-columns:1fr}
  .lc-catalog-toolbar{position:static;grid-template-columns:1fr}
  .lc-commerce-hero{padding:26px 20px;border-radius:24px}
  .lc-home-section-title{align-items:flex-start;flex-direction:column}
}
@media(max-width:420px){
  .lc-commerce-proof{grid-template-columns:1fr}
  .lc-offer-lane,.lc-market-card{padding:18px}
}