:root{--bg:#0F1A33;--bg2:#122244;--surface:#15264D;--surface2:#1B2E5E;--border:rgba(245,200,66,.18);--border-strong:rgba(245,200,66,.34);
--text:#fff;--dim:#c9d3e6;--mute:#8a98b5;--accent:#F5C842;--accent2:#E8B83A;--green:#3FBF7F;--red:#ef6b6b;--r:14px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 Inter,system-ui,sans-serif}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.15;margin:0 0 .5em}h1{font-size:clamp(34px,5.5vw,60px);font-weight:900;letter-spacing:-.02em}
h2{font-size:clamp(26px,3.6vw,38px);font-weight:800}h3{font-size:20px;font-weight:700}
.wrap{max-width:1160px;margin:0 auto;padding:0 16px}.dim{color:var(--dim)}.mute{color:var(--mute)}.small{font-size:13px}.gold{color:var(--accent)}
.center{text-align:center}.inline{display:inline}.mt{margin-top:24px}.mb0{margin-bottom:0}
.btn{display:inline-block;padding:14px 26px;border-radius:10px;font-weight:700;border:1px solid var(--border-strong);color:#fff;background:var(--surface);cursor:pointer;font-size:16px;font-family:inherit;text-decoration:none!important;text-align:center}
.btn-gold{background:var(--accent);color:#1a1300;border-color:var(--accent);box-shadow:0 8px 30px rgba(245,200,66,.25)}.btn-gold:hover{background:var(--accent2)}
.btn-sm{padding:9px 16px;font-size:14px}.btn-block{width:100%;display:block}.btn-ghost{background:transparent}
.linkbtn{background:none;border:0;color:var(--dim);font:inherit;cursor:pointer;padding:0}
.nav{position:sticky;top:0;z-index:20;background:rgba(15,26,51,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:22px;color:#fff!important;text-decoration:none!important}.brand b{color:var(--accent)}
.logo{width:34px;height:34px;border-radius:9px;background:var(--surface2);border:1px solid var(--border-strong);display:grid;place-items:center;color:var(--accent);font-size:17px}
.links{display:flex;align-items:center;gap:24px}.links a:not(.btn){color:var(--dim);font-weight:500}.burger{display:none;font-size:24px;cursor:pointer}
@media(max-width:860px){.burger{display:block}.links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--bg2);flex-direction:column;padding:18px;gap:16px;border-bottom:1px solid var(--border)}#navt:checked~.links{display:flex}}
.hero{padding:72px 0 56px;background:radial-gradient(900px 400px at 15% 0%,rgba(245,200,66,.10),transparent),radial-gradient(700px 400px at 90% 20%,rgba(80,120,255,.12),transparent)}
.hero-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:center}@media(max-width:900px){.hero-grid{grid-template-columns:1fr}}
.pill{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border:1px solid var(--border-strong);border-radius:99px;font-size:13px;color:var(--dim);margin-bottom:20px}
.pill:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green)}
.lead{font-size:18px;color:var(--dim);max-width:560px}.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:24px}
.faculty .name{font-family:'Playfair Display',serif;font-size:30px}.check{list-style:none;padding:0;margin:14px 0}.check li{padding:5px 0 5px 26px;position:relative;color:var(--dim)}
.check li:before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:800}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px}@media(max-width:700px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{text-align:center;padding:18px}.stat b{display:block;font-size:30px;color:var(--accent)}
section{padding:64px 0}.sec-head{text-align:center;max-width:680px;margin:0 auto 36px}.eyebrow{color:var(--accent);font-weight:700;font-size:13px;letter-spacing:.12em;text-transform:uppercase}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:900px){.grid2,.grid3,.grid4{grid-template-columns:1fr}}
.course-card{display:flex;flex-direction:column;position:relative}.course-card .code{color:var(--mute);font-size:12px;font-weight:700;letter-spacing:.1em}
.badge{display:inline-block;padding:4px 10px;border-radius:99px;font-size:12px;font-weight:700;background:rgba(245,200,66,.15);color:var(--accent);border:1px solid var(--border-strong)}
.badge-green{background:rgba(63,191,127,.14);color:var(--green);border-color:rgba(63,191,127,.4)}.badge-red{background:rgba(239,107,107,.14);color:var(--red);border-color:rgba(239,107,107,.4)}
.meta{display:flex;gap:18px;margin:14px 0;font-size:14px}.meta div span{display:block;color:var(--mute);font-size:12px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 18px}.tags span{font-size:12px;padding:4px 10px;border-radius:8px;background:var(--surface2);color:var(--dim)}
.price{font-size:30px;font-weight:900}.price small{font-size:13px;color:var(--mute);font-weight:500;display:block}
.course-card .foot-row{margin-top:auto;display:flex;justify-content:space-between;align-items:end;gap:12px}
.step b{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--accent);color:#1a1300;margin-bottom:12px}
.warn{border-color:rgba(239,107,107,.35);background:rgba(239,107,107,.06)}
details{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 20px;margin-bottom:12px}summary{cursor:pointer;font-weight:700}
.mod{margin-bottom:12px}.mod summary{display:flex;justify-content:space-between;gap:10px}.mod ul{list-style:none;padding:0;margin:12px 0 0}.mod li{display:flex;justify-content:space-between;padding:9px 0;border-top:1px solid rgba(255,255,255,.06);color:var(--dim);font-size:15px}
.layout-side{display:grid;grid-template-columns:1fr 360px;gap:32px;align-items:start}@media(max-width:900px){.layout-side{grid-template-columns:1fr}}
.sticky{position:sticky;top:88px}
label{display:block;font-size:14px;font-weight:600;margin:14px 0 6px}
input[type=text],input[type=email],input[type=tel],input[type=password],input[type=number],input[type=url],select,textarea{width:100%;padding:12px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.14);background:var(--bg2);color:#fff;font:inherit}
input:focus,select:focus{outline:2px solid var(--accent);border-color:transparent}.err{color:var(--red);font-size:13px;margin-top:4px}
.flash{margin:16px 0 0;padding:12px 16px;border-radius:10px;border:1px solid var(--border-strong);background:var(--surface)}.flash-error{border-color:rgba(239,107,107,.5)}.flash-success{border-color:rgba(63,191,127,.5)}
.row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.07)}.row.total{font-weight:800;font-size:18px;border:0}
.progress{height:8px;background:var(--bg2);border-radius:99px;overflow:hidden}.progress i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--green))}
.player{display:grid;grid-template-columns:320px 1fr;min-height:calc(100vh - 68px)}@media(max-width:900px){.player{grid-template-columns:1fr}.player aside{order:2}}
.player aside{background:var(--bg2);border-right:1px solid rgba(255,255,255,.06);padding:20px;overflow:auto}
.player aside a{display:flex;gap:10px;padding:9px 10px;border-radius:8px;color:var(--dim);font-size:14px}.player aside a.on{background:var(--surface2);color:#fff}
.player aside a .ic{width:18px;flex:none;color:var(--mute)}.player aside a.done .ic{color:var(--green)}
.player .main{padding:28px}.video{position:relative;aspect-ratio:16/9;background:#000;border-radius:12px;overflow:hidden;border:1px solid var(--border)}
.video iframe,.video video{position:absolute;inset:0;width:100%;height:100%;border:0}.video .ph{position:absolute;inset:0;display:grid;place-items:center;color:var(--mute);text-align:center;padding:20px}
table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid rgba(255,255,255,.07);vertical-align:top}th{color:var(--mute);font-weight:600}
.table-wrap{overflow-x:auto}
.foot{border-top:1px solid rgba(255,255,255,.06);padding:48px 0 24px;margin-top:40px;background:var(--bg2)}.foot-grid{display:grid;grid-template-columns:2fr 1.4fr 1fr 1fr;gap:28px}
.foot h4{margin:6px 0 12px}.foot a:not(.brand){display:block;color:var(--dim);font-size:14px;padding:3px 0}.foot-note{margin-top:28px;padding-top:18px;border-top:1px solid rgba(255,255,255,.06)}
@media(max-width:800px){.foot-grid{grid-template-columns:1fr 1fr}}
.wa-float{position:fixed;right:18px;bottom:18px;width:56px;height:56px;border-radius:50%;background:#25D366;display:grid;place-items:center;font-size:26px;box-shadow:0 8px 24px rgba(0,0,0,.35);text-decoration:none!important;z-index:30}
.auth-box{max-width:440px;margin:56px auto}.kpi b{font-size:28px;display:block;color:var(--accent)}
.prose{max-width:820px}.prose h2{font-size:24px;margin-top:28px}.prose p,.prose li{color:var(--dim)}