*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:Inter,"Noto Sans SC",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#0b1017;color:#eef4f7;line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit}
:root{
  --bg:#0b1017;
  --panel:#111a24;
  --panel-2:#162230;
  --line:#243345;
  --text:#eef4f7;
  --muted:#93a4b7;
  --teal:#21c7a8;
  --blue:#4f8cff;
  --gold:#f4b84a;
  --rose:#f06f7d;
  --radius:8px;
  --shadow:0 24px 70px rgba(0,0,0,.35);
}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
.section{padding:92px 0}
.band{background:#0f1722;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-kicker{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;padding:5px 10px;border:1px solid rgba(33,199,168,.32);border-radius:999px;color:#8ff1df;background:rgba(33,199,168,.08);font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
h1,h2,h3{letter-spacing:0;color:#fff}
h1{font-size:clamp(38px,5.4vw,70px);line-height:1.08;font-weight:900}
h2{font-size:clamp(30px,4vw,48px);line-height:1.16;font-weight:900;max-width:840px}
h3{font-size:20px;line-height:1.25;font-weight:800}
.section-sub{max-width:720px;margin-top:14px;color:var(--muted);font-size:17px}

#navbar{position:fixed;inset:0 0 auto;z-index:50;padding:16px 24px;transition:.25s ease}
#navbar.scrolled{background:rgba(11,16,23,.9);backdrop-filter:blur(18px);border-bottom:1px solid var(--line);padding:10px 24px}
.nav-inner{max-width:1180px;margin:0 auto;display:flex;align-items:center;gap:24px}
.logo-brand{display:inline-flex;align-items:center;gap:9px;font-weight:900}
.logo-mark{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:8px;background:#e8fbf6;color:#0c7668;font-weight:900}
.logo-text{font-size:20px}
.logo-img{height:46px;width:auto;max-width:180px;object-fit:contain;display:block}
.nav-links{display:flex;gap:22px;margin-right:auto}
.nav-links a{font-size:14px;color:var(--muted);font-weight:700}
.nav-links a:hover{color:#fff}
.nav-actions{display:flex;gap:10px;align-items:center}
.nav-toggle{display:none;background:transparent;color:#fff;border:1px solid var(--line);border-radius:8px;width:38px;height:38px;cursor:pointer}
.nav-mobile{display:none;flex-direction:column;gap:10px;padding:12px 24px 16px;background:#0b1017;border-top:1px solid var(--line)}
.nav-mobile.open{display:flex}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:10px 16px;border-radius:8px;border:1px solid transparent;font-size:14px;font-weight:800;transition:.2s ease;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--teal);color:#05241e;box-shadow:0 10px 30px rgba(33,199,168,.18)}
.btn-secondary{background:rgba(255,255,255,.04);border-color:var(--line);color:#d6e1ea}
.btn-pay{background:var(--gold);color:#251806;box-shadow:0 10px 30px rgba(244,184,74,.18)}
.btn-large{min-height:48px;padding:13px 20px;font-size:15px}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:10px 16px;border-radius:8px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:#d6e1ea;font-size:14px;font-weight:800;white-space:nowrap}

#hero{min-height:100vh;padding:132px 0 92px;background:linear-gradient(180deg,#0b1017 0%,#101824 100%)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);gap:48px;align-items:center}
.eyebrow{display:inline-flex;margin-bottom:16px;padding:7px 11px;border-radius:999px;background:rgba(79,140,255,.12);border:1px solid rgba(79,140,255,.3);color:#bdd5ff;font-size:13px;font-weight:800}
.hero-sub{margin-top:22px;max-width:680px;color:#a7b5c4;font-size:18px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-actions.center{justify-content:center}
.trust-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;color:#c5d3df;font-size:13px}
.trust-strip span{padding:7px 10px;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:8px}

.demo-video-card{background:var(--panel);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);overflow:hidden}
.hero-panel{min-height:520px}
.video-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 16px;background:#0e1722;border-bottom:1px solid var(--line);font-size:13px;font-weight:800;color:#dce9f2}
.video-pill{padding:4px 8px;border-radius:999px;background:rgba(33,199,168,.12);border:1px solid rgba(33,199,168,.28);color:#8ff1df;font-size:11px;letter-spacing:.04em;text-transform:uppercase}
.video-caption{padding:14px 16px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
.reading-demo{position:relative;min-height:432px;padding:24px;background:linear-gradient(135deg,#172231 0%,#101823 100%)}
.pdf-page{width:72%;min-height:330px;margin:0 auto;padding:24px;background:#f8fbff;color:#23303c;border-radius:4px;box-shadow:0 16px 40px rgba(0,0,0,.28)}
.pdf-page .page-title{font-weight:900;color:#126e5c;margin-bottom:18px}
.pdf-page p{margin-bottom:15px;font-size:15px;line-height:1.7}
.mark-line{background:#fff1ab;border-radius:4px;padding:4px 6px}
.lookup-pop{position:absolute;right:28px;bottom:58px;width:245px;padding:16px;background:#0c1320;border:1px solid #2c3e53;border-radius:8px;color:#dce9f2;box-shadow:0 20px 60px rgba(0,0,0,.42);animation:floatPanel 3s ease-in-out infinite}
.lookup-pop strong{display:block;font-size:24px;margin-bottom:4px}
.lookup-pop span{display:block;color:#a9b8c7;font-size:13px;margin-bottom:12px}
.lookup-pop button{width:100%;border:0;border-radius:8px;background:var(--gold);color:#251806;font-weight:900;padding:9px}
@keyframes floatPanel{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

.journey-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:38px}
.journey-card,.demo-card,.price-card,.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:8px;opacity:0;transform:translateY(20px);transition:.45s ease}
.journey-card.visible,.demo-card.visible,.price-card.visible,.faq-item.visible,.proof-list div.visible{opacity:1;transform:none}
.journey-card{padding:26px}
.journey-card.paid{border-color:rgba(244,184,74,.5);background:linear-gradient(180deg,rgba(244,184,74,.08),var(--panel))}
.step-index{font-size:12px;font-weight:900;color:var(--teal)}
.journey-card h3{margin:12px 0}
.journey-card p{color:var(--muted);font-size:15px}
.journey-card a{display:inline-flex;margin-top:18px;color:#8ff1df;font-weight:900}
.journey-card.paid a{color:#ffd47a}

.demo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:38px}
.demo-card{padding:14px;display:flex;flex-direction:column;gap:18px}
.demo-card .demo-video-card{box-shadow:none}
.demo-card h3{padding:0 4px}
.demo-card p{padding:0 4px 8px;color:var(--muted);font-size:15px}
.mini-reader,.flashcard-demo,.typing-demo,.source-demo,.ai-demo,.dashboard-demo{height:230px;padding:18px;background:#101924}
.mini-page{height:160px;background:#f7fbff;border-radius:4px;padding:18px;display:flex;flex-direction:column;gap:10px}
.mini-page span{height:10px;border-radius:999px;background:#d8e5ee}
.mini-page span:nth-child(2){width:72%}
.mini-page .mini-highlight{width:58%;background:#ffe08a;animation:scan 2.6s ease-in-out infinite}
.mini-toolbar{margin-top:12px;color:#8ff1df;font-size:13px;font-weight:800}
@keyframes scan{0%,100%{transform:translateX(0)}50%{transform:translateX(24px)}}
.flashcard-demo{display:grid;align-content:center;gap:18px}
.flashcard{min-height:120px;padding:24px;text-align:center;background:#f8fbff;color:#0d1a25;border-radius:8px;display:grid;place-content:center;gap:8px;animation:cardLift 3s ease-in-out infinite}
.flashcard strong{font-size:28px}
.flashcard span{color:#4d5d6a}
.review-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.review-actions span{padding:8px;text-align:center;border-radius:8px;background:#162230;color:#cde0ee;font-size:12px;font-weight:900}
@keyframes cardLift{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.typing-demo p{color:#dce9f2;font-weight:800;margin-bottom:24px}
.typing-line{height:44px;border:1px solid #2c3e53;border-radius:8px;background:#0c1320;display:flex;align-items:center;padding:0 12px;color:#8ff1df;font-weight:900}
.typing-line i{display:block;width:2px;height:22px;background:#fff;margin-left:4px;animation:blink 1s infinite}
.typing-meter{height:8px;border-radius:999px;background:#243345;margin-top:18px;overflow:hidden}
.typing-meter b{display:block;width:68%;height:100%;background:var(--teal);animation:meter 2.8s ease-in-out infinite}
@keyframes blink{50%{opacity:0}}
@keyframes meter{0%{width:24%}70%,100%{width:82%}}
.source-demo{display:grid;align-content:center;gap:16px}
.source-list{padding:14px;border:1px solid #2c3e53;border-radius:8px;background:#0c1320;display:flex;align-items:center;justify-content:space-between;gap:12px}
.source-list span{font-weight:800}
.source-list button{border:0;border-radius:8px;background:var(--teal);color:#05241e;font-weight:900;padding:8px 10px}
.source-page{height:82px;border-radius:8px;background:#f8fbff;color:#172231;display:grid;place-items:center;font-weight:900}
.ai-demo{display:grid;align-content:center;gap:10px}
.ai-demo span{color:#8ff1df;font-weight:900}
.ai-demo p{padding:0;color:#dce9f2}
.ai-demo div{padding:10px;border-radius:8px;background:#0c1320;color:#a9b8c7;font-size:13px}
.dashboard-demo{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;align-content:center}
.dashboard-demo div{height:130px;border:1px solid #2c3e53;border-radius:8px;background:#0c1320;display:grid;place-content:center;text-align:center;gap:4px}
.dashboard-demo strong{font-size:34px;color:var(--gold)}
.dashboard-demo span{color:#a9b8c7;font-size:12px}

.proof-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:start}
.proof-list{display:grid;gap:12px}
.proof-list div{padding:18px;border:1px solid var(--line);border-radius:8px;background:var(--panel);opacity:0;transform:translateY(20px);transition:.45s ease}
.proof-list strong{display:block;margin-bottom:5px;color:#fff}
.proof-list span{color:var(--muted);font-size:15px}

.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:38px}
.price-card{padding:26px;display:flex;flex-direction:column}
.price-card.featured{border-color:rgba(244,184,74,.52);background:linear-gradient(180deg,rgba(244,184,74,.08),var(--panel))}
.price-label{align-self:flex-start;margin-bottom:18px;padding:5px 9px;border-radius:999px;background:rgba(79,140,255,.12);border:1px solid rgba(79,140,255,.28);color:#bdd5ff;font-size:12px;font-weight:900}
.price-card.featured .price-label{background:rgba(244,184,74,.13);border-color:rgba(244,184,74,.35);color:#ffd47a}
.price{margin:18px 0 16px;font-size:42px;font-weight:900;color:#fff}
.price span{font-size:14px;color:var(--muted);font-weight:700}
.price-card ul{list-style:none;display:grid;gap:10px;margin:0 0 24px;color:#b6c5d2;font-size:14px;flex:1}
.price-card li{padding-left:16px;position:relative}
.price-card li::before{content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:50%;background:var(--teal)}

.faq-list{display:grid;gap:12px;margin-top:34px;max-width:850px}
.faq-item{padding:18px 20px;cursor:pointer}
.faq-item h3{font-size:17px;display:flex;justify-content:space-between;gap:16px}
.faq-item h3 span{color:var(--teal)}
.faq-item p{max-height:0;overflow:hidden;color:var(--muted);font-size:15px;transition:.3s ease}
.faq-item.open p{max-height:150px;margin-top:12px}

.final-cta{text-align:center;background:#101824}
.final-cta h2{margin:0 auto}
.final-cta p{margin:16px 0 0;color:var(--muted);font-size:18px}
footer{padding:44px 0;background:#080d13;border-top:1px solid var(--line)}
.footer-inner{display:flex;justify-content:space-between;gap:30px;align-items:flex-start}
.footer-inner p{margin-top:8px;color:var(--muted);font-size:13px}
.footer-links{display:flex;flex-wrap:wrap;gap:16px;color:var(--muted);font-size:14px}
.footer-links a:hover{color:#fff}

.policy-page{padding-top:120px;background:var(--bg);min-height:100vh}
.policy-container{max-width:880px;margin:0 auto;padding:40px 24px 100px}
.policy-header{text-align:center;margin-bottom:48px;border-bottom:1px solid var(--line);padding-bottom:32px}
.policy-title{font-size:clamp(28px,4vw,38px);font-weight:800;margin-bottom:12px}
.policy-meta{font-size:14px;color:var(--muted)}
.policy-body{font-size:16px;line-height:1.8;color:#b6c5d2}
.policy-body h2{font-size:22px;font-weight:800;color:#fff;margin-top:40px;margin-bottom:16px;border-bottom:1px solid var(--line);padding-bottom:8px}
.policy-body h3{font-size:18px;font-weight:700;color:#fff;margin-top:24px;margin-bottom:12px}
.policy-body p{margin-bottom:20px}
.policy-body ul,.policy-body ol{margin-bottom:24px;padding-left:24px}
.policy-body li{margin-bottom:8px}
.policy-body strong{color:#fff}
.policy-body a{color:#8ff1df;text-decoration:underline}
.policy-table{width:100%;border-collapse:collapse;margin:28px 0;font-size:15px}
.policy-table th,.policy-table td{padding:14px 18px;text-align:left;border:1px solid var(--line)}
.policy-table th{background:rgba(33,199,168,.08);color:#fff;font-weight:700}
.policy-table tr:nth-child(even){background:rgba(255,255,255,.02)}
.policy-card-info{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:24px;margin:32px 0}

@media(max-width:1040px){
  .hero-grid,.proof-grid{grid-template-columns:1fr}
  .hero-panel{max-width:680px}
  .journey-grid,.demo-grid,.pricing-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:780px){
  #navbar{padding:12px 16px}
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .logo-img{height:38px;max-width:150px}
  #hero{padding-top:110px}
  .container{padding:0 18px}
  .section{padding:68px 0}
  .journey-grid,.demo-grid,.pricing-grid{grid-template-columns:1fr}
  .hero-actions{flex-direction:column}
  .btn-large{width:100%}
  .pdf-page{width:100%;min-height:280px}
  .lookup-pop{position:static;margin:16px auto 0}
  .reading-demo{min-height:auto}
  .hero-panel{min-height:auto}
  .footer-inner{flex-direction:column}
}