*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;color:#1A2333;background:#F7F5F0;line-height:1.55}
h1,h2,h3,.brand{font-family:"Space Grotesk",sans-serif;line-height:1.15}a{color:#8A5A00}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.top{background:#0E1726}.topin{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;min-height:64px}
.brand{color:#fff;text-decoration:none;font-weight:700;font-size:20px}.brand span{color:#F2B544}
nav{display:flex;gap:18px;flex-wrap:wrap}nav a{color:#C9D4E2;text-decoration:none;font-size:14px;padding:10px 0}nav a:hover{color:#fff}
.hero{background:#0E1726;color:#EEF1F5;padding:56px 0 72px}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#F2B544;font-weight:600;margin:0 0 12px}
.hero h1{font-size:clamp(34px,6vw,58px);margin:0 0 14px;max-width:760px}.hero .sub{font-size:clamp(17px,2.4vw,21px);color:#C9D4E2;max-width:680px;margin:0 0 26px}
.authors{color:#9FB3CC;font-size:15px;margin:0 0 30px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border-radius:12px;background:#F2B544;color:#1A2333;font-family:"Space Grotesk",sans-serif;font-weight:700;text-decoration:none;border:0;font-size:16px}
.btn.dark{background:#0E1726;color:#fff}.btn.ghost{background:transparent;color:#EEF1F5;border:1px solid #4A5D78}
.ctas{display:flex;flex-wrap:wrap;gap:12px}
section{padding:64px 0}section h2{font-size:clamp(26px,4vw,36px);margin:0 0 16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.card{background:#fff;border:1px solid #E2DED3;border-radius:16px;padding:24px}.card h3{margin:0 0 8px;font-size:21px}
.muted{color:#4A5568}.pill{display:inline-block;font-size:12px;font-weight:600;background:#FFF1D1;color:#6B4600;padding:4px 10px;border-radius:999px;margin-bottom:12px}
.facts{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:18px;font-size:14px;color:#4A5568}
.dark{background:#0E1726;color:#EEF1F5}.dark .muted{color:#C9D4E2}
.videos{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;margin-top:24px}
.videos a{display:block;background:#1B2A40;color:#EEF1F5;text-decoration:none;border-radius:12px;padding:16px;font-family:"Space Grotesk",sans-serif;font-weight:600}
.videos a span{display:block;font-family:Inter;font-weight:400;font-size:13px;color:#9FB3CC}
footer{background:#0E1726;color:#9FB3CC;font-size:13px;padding:28px 0}footer a{color:#C9D4E2}
.vpage{min-height:70vh;background:#0E1726;color:#EEF1F5;padding:40px 0}
.player{aspect-ratio:16/9;background:#1B2A40;border-radius:16px;display:flex;align-items:center;justify-content:center;text-align:center;padding:24px;color:#C9D4E2;margin:20px 0}
.narrow{max-width:720px}

.langs{display:flex;gap:4px}.langs button{background:transparent;border:1px solid #2B3D57;color:#C9D4E2;border-radius:8px;min-width:40px;min-height:36px;font:600 12px Inter,sans-serif;cursor:pointer}
.langs button[aria-current]{background:#F2B544;color:#1A2333;border-color:#F2B544}
.herogrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:40px;align-items:center}
.book3d{perspective:1400px;display:flex;justify-content:center}
.book3d img{width:min(340px,80%);border-radius:3px 8px 8px 3px;transform:rotateY(-18deg) rotateX(4deg);box-shadow:18px 24px 40px rgba(0,0,0,.55),inset 6px 0 10px rgba(0,0,0,.35);border-left:6px solid #0a1220}
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;margin-top:24px}
.gallery a{display:block;text-decoration:none;color:#4A5568;font-size:13px}.gallery img{width:100%;border-radius:8px;border:1px solid #E2DED3;box-shadow:0 6px 18px rgba(0,0,0,.08);display:block;margin-bottom:8px}
.lf{display:flex;flex-direction:column;gap:12px;margin-top:12px}.lf label{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:600}
.lf input,.lf select{height:46px;border:1px solid #C5CCD6;border-radius:10px;padding:0 12px;font-size:16px;font-family:Inter,sans-serif;background:#fff;color:#1A2333}
.lf .two{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
.lf .chk{flex-direction:row;align-items:flex-start;gap:10px;font-weight:400;font-size:12.5px;color:#4A5568}.lf .chk input{width:20px;height:20px;flex-shrink:0;margin:0}
.hp{position:absolute;left:-9999px;height:0;width:0;opacity:0}
.msg{margin:0;font-size:14px}.msg.bad{color:#B42318}.msg.good{color:#1B7A3E;font-weight:600}
.test{font-size:12px;color:#8A5A00;background:#FFF1D1;padding:8px 10px;border-radius:8px;margin:0}
.gate{background:#F7F5F0;color:#1A2333;border-radius:16px;padding:22px;margin:20px 0}.gate h2{margin:0 0 6px;font-size:22px}
.player.vert{aspect-ratio:9/16;max-width:380px;margin:20px auto;padding:0;overflow:hidden}.player iframe{width:100%;height:100%;border:0}
.book3d img{max-width:240px}@media(min-width:700px){.book3d img{max-width:340px}}
.vpage .muted{color:#9FB3CC}.vpage a{color:#F2B544}.gate a{color:#8A5A00}
img{max-width:100%;height:auto}.gallery img{height:auto}.book3d img{height:auto}
.faq{border-bottom:1px solid #E2DED3;padding:14px 0}.faq summary{cursor:pointer;font-weight:600;font-family:'Space Grotesk',sans-serif;font-size:17px;min-height:44px;display:flex;align-items:center}article h2{margin-top:32px}article ul{padding-left:20px}
@media(max-width:520px){nav{gap:12px}nav a{font-size:13px}nav a[data-nav="3"]{display:none}}
.navcta{color:#F2B544!important;font-weight:600}.tutor{background:#FFF7E6;border-top:1px solid #F2D9A6;border-bottom:1px solid #F2D9A6;padding:28px 0}.tutor .wrap{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}.tutor h2{font-size:22px;margin:0 0 4px}.svc{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:20px 0}
@media(max-width:520px){nav a[data-nav="1"]{display:none}}
.narrow>h2{margin-top:36px}
.feats{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.feats span{background:#0E1726;color:#F2B544;font-size:13px;font-weight:600;padding:7px 12px;border-radius:999px}.mods{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.mods ul,.card ul{padding-left:18px;margin:8px 0 0}.mods li{margin:4px 0;color:#4A5568;font-size:14.5px}.modn{margin:0;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#8A5A00;font-weight:700}.mods h3{margin:4px 0 6px}.req{margin:0;font-size:12.5px;color:#6B4600}.av{width:96px;height:96px;border-radius:50%;object-fit:cover;margin-bottom:10px}.team{display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap;margin:16px 0}.team img{width:120px;height:120px;flex-shrink:0;border-radius:50%}.team>div{flex:1 1 260px}
.folder{width:100%;border-radius:12px;border:1px solid #E2DED3;margin-bottom:12px}