:root{
  --bg:#0b1020;
  --bg2:#070a14;
  --card:#0f1733;
  --card2:#0d1430;
  --text:#e9eeff;
  --muted:#a9b3d6;
  --muted2:#7f8ab5;
  --line:rgba(255,255,255,.10);
  --brand:#7c5cff;
  --brand2:#3cf0c5;
  --shadow: 0 18px 40px rgba(0,0,0,.35);
  --radius:18px;
  --radius2:24px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(1200px 700px at 20% -10%, rgba(124,92,255,.22), transparent 55%),
              radial-gradient(1100px 650px at 90% 10%, rgba(60,240,197,.12), transparent 55%),
              linear-gradient(180deg, var(--bg), var(--bg2));
  color:var(--text);
  overflow-x:hidden;
}

a{color:inherit; text-decoration:none}
.container{width:min(1040px, 92vw); margin:0 auto}

.topbar{
  position:sticky; top:0;
  z-index:50;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 14px;
  background:rgba(11,16,32,.7);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}

.brand{display:flex; gap:10px; align-items:center}
.brandMark{
  width:34px; height:34px; border-radius:12px;
  display:grid; place-items:center;
  background: linear-gradient(135deg, rgba(124,92,255,.95), rgba(60,240,197,.75));
  color:#0b1020; font-weight:900; letter-spacing:.02em;
}
.brandText{font-weight:800; letter-spacing:.02em}
.brand.small .brandMark{width:30px;height:30px;border-radius:10px}
.brand.small .brandText{font-size:.95rem}

.iconBtn{
  width:44px; height:44px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  color:var(--text);
  display:grid; place-items:center;
}
.iconBars{
  width:18px; height:2px; background:var(--text);
  position:relative; display:block; border-radius:2px;
}
.iconBars::before,.iconBars::after{
  content:""; position:absolute; left:0; width:18px; height:2px;
  background:var(--text); border-radius:2px;
}
.iconBars::before{top:-6px}
.iconBars::after{top:6px}

.menu{
  position:fixed; inset:66px 10px auto 10px;
  background: rgba(15,23,51,.92);
  border:1px solid var(--line);
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
  padding:10px;
  display:none;
  z-index:60;
}
.menu.isOpen{display:block}
.menuLink{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 14px;
  border-radius:14px;
  color:var(--text);
}
.menuLink:hover{background: rgba(255,255,255,.04)}
.menuCTA{
  background: linear-gradient(135deg, rgba(124,92,255,.9), rgba(60,240,197,.6));
  color:#081024; font-weight:800;
}

/* Hero */
.hero{
  position:relative;
  padding: 34px 0 22px;
}
.heroInner{padding: 16px 0 24px}
.heroGlow{
  position:absolute; inset:auto -40vw -26vh -40vw;
  height: 55vh;
  background: radial-gradient(circle at 40% 40%, rgba(124,92,255,.18), transparent 55%),
              radial-gradient(circle at 70% 60%, rgba(60,240,197,.10), transparent 60%);
  filter: blur(18px);
  pointer-events:none;
}

.pill{
  display:inline-flex; gap:10px; align-items:center;
  padding:8px 12px;
  border-radius:999px;
  background: rgba(255,255,255,.04);
  border:1px solid var(--line);
  color: var(--muted);
  font-size:.85rem;
}
.dot{
  width:10px;height:10px;border-radius:999px;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
}

.h1{
  margin:16px 0 10px;
  font-size: clamp(2.0rem, 7vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.lead{
  margin:0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height:1.6;
}

.heroActions{
  display:flex; gap:12px; flex-wrap:wrap;
  margin-top: 16px;
}

.btn{
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  padding: 12px 14px;
  border-radius: 14px;
  font-weight: 700;
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
}
.btn:hover{transform: translateY(-1px)}
.btnPrimary{
  background: linear-gradient(135deg, rgba(124,92,255,.95), rgba(60,240,197,.65));
  border-color: transparent;
  color:#071021;
}
.btnGhost{background: rgba(255,255,255,.02)}
.btnFull{width:100%}

.heroStats{
  margin-top: 18px;
  display:grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.stat{
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  border-radius: var(--radius);
  padding: 12px 14px;
}
.statBig{font-weight:800}
.statSmall{color:var(--muted2); font-size:.9rem}

/* Sections */
.section{padding: 34px 0}
.sectionAlt{
  background: linear-gradient(180deg, rgba(255,255,255,.02), transparent 65%);
  border-top:1px solid rgba(255,255,255,.06);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.sectionHead{display:flex; flex-direction:column; gap:6px; margin-bottom: 10px}

.h2{margin:0 0 8px; font-size: 1.6rem; letter-spacing:-0.01em}
.h3{margin:0 0 6px; font-size:1.05rem}
.muted{color:var(--muted); margin:0; line-height:1.7}
.mutedSm{color:var(--muted2); font-size:.92rem}
.fineprint{color:var(--muted2); font-size:.88rem; margin-top:14px}

.grid2{
  margin-top: 14px;
  display:grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.card{
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  border-radius: var(--radius2);
  padding: 14px 14px;
  box-shadow: 0 0 0 rgba(0,0,0,0);
}

.kicker{
  color: rgba(60,240,197,.9);
  font-weight: 800;
  letter-spacing:.08em;
  text-transform: uppercase;
  font-size: .72rem;
  margin-bottom: 8px;
}

.badge{
  display:inline-flex;
  padding:6px 10px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  border-radius:999px;
  color: var(--muted);
  font-size:.82rem;
}
.miniRow{display:flex; gap:8px; flex-wrap:wrap; margin-top: 10px}

.quote{
  margin-top: 14px;
  border-radius: var(--radius2);
  padding: 16px 14px;
  border:1px solid rgba(124,92,255,.25);
  background: radial-gradient(circle at 20% 20%, rgba(124,92,255,.12), transparent 60%),
              rgba(255,255,255,.02);
}
.quoteText{margin:0; font-size:1.02rem}
.quoteBy{margin:8px 0 0; color:var(--muted2); font-size:.9rem}

/* Graffiti */
.graffitiControls{
  display:flex; gap:10px; align-items:center; flex-wrap:wrap;
  margin: 12px 0 12px;
}
.chip{
  padding:10px 12px;
  border-radius: 999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  color: var(--text);
  font-weight: 800;
}
.toast{
  color: rgba(60,240,197,.9);
  font-weight:700;
  font-size:.9rem;
  min-height: 1em;
}

.graffitiGrid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.graff{
  border-radius: 18px;
  padding: 14px 14px;
  border:1px solid var(--line);
  background:
    radial-gradient(circle at 15% 20%, rgba(60,240,197,.10), transparent 55%),
    radial-gradient(circle at 80% 70%, rgba(124,92,255,.14), transparent 60%),
    rgba(255,255,255,.02);
  box-shadow: var(--shadow);
  position:relative;
  overflow:hidden;
}
.graff::after{
  content:"";
  position:absolute; inset:-40px -60px auto auto;
  width:140px; height:140px; border-radius: 999px;
  background: rgba(255,255,255,.04);
  transform: rotate(20deg);
}
.graffText{
  margin:0;
  font-weight: 900;
  letter-spacing: -0.01em;
  font-size: 1.05rem;
  line-height: 1.2;
}
.graffSmall{
  margin-top: 8px;
  color: var(--muted2);
  font-size: .9rem;
}

/* Tabs */
.tabs{
  margin-top: 12px;
  display:flex; gap:10px;
  overflow:auto;
  padding-bottom: 4px;
}
.tabBtn{
  white-space: nowrap;
  padding:10px 12px;
  border-radius: 999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  color: var(--text);
  font-weight: 900;
}
.tabBtn.isActive{
  background: linear-gradient(135deg, rgba(124,92,255,.85), rgba(60,240,197,.45));
  color:#071021;
  border-color: transparent;
}
.panel{display:none; margin-top: 12px}
.panel.isActive{display:block}

.bullets{margin:10px 0 0; padding-left: 18px; color: var(--muted)}
.bullets li{margin: 8px 0}

/* Pricing */
.pricing{
  margin-top: 14px;
  display:grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.priceCard{
  position:relative;
  border-radius: var(--radius2);
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  padding: 14px;
}
.priceCard.featured{
  border-color: rgba(60,240,197,.28);
  background:
    radial-gradient(circle at 20% 20%, rgba(60,240,197,.10), transparent 60%),
    rgba(255,255,255,.02);
}
.ribbon{
  position:absolute;
  top: 12px; right: 12px;
  font-size:.72rem;
  padding:6px 10px;
  border-radius: 999px;
  background: rgba(60,240,197,.16);
  border:1px solid rgba(60,240,197,.25);
  color: rgba(60,240,197,.95);
  font-weight:900;
}
.price{
  margin: 10px 0 0;
  font-size: 2rem;
  font-weight: 950;
  letter-spacing:-0.03em;
}
.per{font-size: 1rem; color: var(--muted2); font-weight:800}

/* Form */
.form{
  margin-top: 14px;
  display:grid;
  gap: 12px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  border-radius: var(--radius2);
  padding: 14px;
}
.label{
  display:grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 800;
  font-size: .95rem;
}
.input{
  width:100%;
  padding: 12px 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.18);
  color: var(--text);
  outline: none;
}
.input:focus{
  border-color: rgba(124,92,255,.55);
  box-shadow: 0 0 0 4px rgba(124,92,255,.12);
}

/* FAQ */
.faq{margin-top: 12px; display:grid; gap: 10px}
.faqQ{
  width:100%;
  text-align:left;
  padding: 14px;
  border-radius: 18px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  color: var(--text);
  font-weight: 950;
  display:flex; align-items:center; justify-content:space-between;
}
.chev{
  width:10px;height:10px; border-right:2px solid var(--muted);
  border-bottom:2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform .2s ease;
}
.faqA{
  display:none;
  padding: 0 14px 14px;
  color: var(--muted);
  line-height: 1.6;
}
.faqItemOpen .faqA{display:block}
.faqItemOpen .chev{transform: rotate(225deg)}

/* Callout */
.callout{
  margin-top: 14px;
  border-radius: var(--radius2);
  border:1px solid rgba(124,92,255,.25);
  background:
    radial-gradient(circle at 15% 25%, rgba(124,92,255,.14), transparent 65%),
    rgba(255,255,255,.02);
  padding: 14px;
  display:flex; gap: 12px; align-items:center; justify-content:space-between;
  flex-wrap:wrap;
}

/* Footer */
.footer{
  padding: 26px 0 90px;
  border-top:1px solid rgba(255,255,255,.06);
}
.footerInner{display:flex; align-items:flex-start; justify-content:space-between; gap:18px; flex-wrap:wrap}
.footerLink{color: var(--muted); font-weight:800}
.footerLink:hover{color: var(--text)}

/* Sticky CTA */
.stickyCTA{
  position:fixed;
  left:10px; right:10px; bottom:10px;
  border-radius: 22px;
  padding: 12px 12px;
  background: rgba(15,23,51,.92);
  border:1px solid var(--line);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  display:flex; align-items:center; justify-content:space-between;
  gap:12px;
  z-index:80;
}
.stickyText{display:flex; flex-direction:column; gap:2px}

/* Desktop enhancements */
@media (min-width: 780px){
  .topbar{padding: 14px 22px}
  .menu{inset:70px auto auto auto; right: 18px; left:auto; width: 340px}
  .heroStats{grid-template-columns: repeat(3, 1fr)}
  .grid2{grid-template-columns: 1fr 1fr}
  .graffitiGrid{grid-template-columns: repeat(3, 1fr)}
  .pricing{grid-template-columns: repeat(3, 1fr)}
  .stickyCTA{left:auto; right:18px; bottom:18px; width: 420px}
}
/* ---------------------------
   Visual media frames
----------------------------*/
.heroMedia{
  position:absolute;
  inset:0;
  z-index:-2;
  overflow:hidden;
}

.heroVideo,
.heroFallback{
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:0.25;
  filter: saturate(0.85) contrast(1.06);
}

.mediaFrame{
  border-radius: var(--radius2);
  overflow:hidden;
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  position:relative;
}

.mediaFrame video,
.mediaFrame img{
  width:100%;
  display:block;
  max-height: 260px;
  object-fit:cover;
  opacity:0.45;
}
/*
.mediaOverlay{
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 20% 20%, rgba(124,92,255,.12), transparent 55%),
    radial-gradient(circle at 80% 80%, rgba(60,240,197,.10), transparent 60%),
    linear-gradient(180deg, rgba(11,16,32,.25), rgba(11,16,32,.55));
  pointer-events:none;
}
*/
.visualCard{
  grid-column: 1 / -1;
  border-radius: var(--radius2);
  overflow:hidden;
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
}

.visualCard img{
  width:100%;
  display:block;
  opacity:0.9;
}

/* ---------------------------
   Course UI
----------------------------*/
.courseShell{
  margin-top: 14px;
  border-radius: var(--radius2);
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  padding: 14px;
}

.courseHeader{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}

.lessonGrid{
  margin-top: 12px;
  display:grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.lessonCard{
  border-radius: 18px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.14);
  padding: 12px;
}

.lessonTop{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}

.lessonTitle{
  font-weight: 950;
  letter-spacing:-0.01em;
}

.lessonMeta{
  font-size:.86rem;
  color: var(--muted2);
}

.lessonBtnRow{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top: 10px;
}

.lessonMiniBtn{
  padding:10px 12px;
  border-radius:999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.02);
  color: var(--text);
  font-weight:900;
}

.lessonMiniBtn.primary{
  background: linear-gradient(135deg, rgba(124,92,255,.85), rgba(60,240,197,.45));
  border-color: transparent;
  color:#071021;
}

.lessonPreview{
  display:none;
  margin-top: 10px;
  padding: 12px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.02);
  color: var(--muted);
  line-height:1.6;
}

.lessonCard.isOpen .lessonPreview{display:block}

.quizCard{
  margin-top: 12px;
  border-radius: 18px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.14);
  padding: 12px;
}

.quizQ{
  margin-top: 8px;
  font-weight: 950;
}

.quizOpt{
  display:flex;
  gap:10px;
  align-items:center;
  padding: 10px 10px;
  border-radius: 14px;
  border:1px solid rgba(255,255,255,.06);
  background: rgba(255,255,255,.02);
  margin-top: 10px;
  color: var(--muted);
}

.quizOpt input{accent-color: #7c5cff}

/* Stack callouts nicely when video included */
.calloutStack{
  flex-direction:column;
  align-items:stretch;
}

.footerImage{
  width:100%;
  margin-top:20px;
  border-radius: var(--radius2);
  border:1px solid var(--line);
  opacity:0.25;
}

/* Desktop enhancements */
@media (min-width: 780px){
  .lessonGrid{grid-template-columns: repeat(2, 1fr);}
}

/* ---------------------------
   Reduced motion + low stimulation
----------------------------*/
@media (prefers-reduced-motion: reduce){
  *{scroll-behavior:auto !important}
  .heroVideo,
  .mediaFrame video{
    display:none !important;
  }
  .heroFallback{opacity:0.28}
}