:root{
  --navy:#071a33;--navy2:#0d2b4f;--navy3:#153f6d;
  --gold:#d6a52a;--gold2:#f0c45a;--paper:#f7f8fb;
  --white:#fff;--text:#172233;--muted:#667085;--line:#e6eaf0;
  --ok:#16794b;--danger:#a83b3b;--shadow:0 18px 50px rgba(7,26,51,.12);
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Tahoma,sans-serif;color:var(--text);background:#fff;line-height:1.6}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
img{max-width:100%}
.container{width:min(1180px,92%);margin:auto}
.topbar{background:var(--navy);color:#fff;text-align:center;padding:9px 4%;font-size:14px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(7,26,51,.08)}
.nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--navy)}
.logo{width:48px;height:48px;border-radius:15px;background:linear-gradient(145deg,var(--navy),var(--navy3));display:grid;place-items:center;color:var(--gold2);font-size:22px;box-shadow:0 8px 20px #071a3328}
.brand small{display:block;color:var(--gold);font-size:12px;margin-top:1px}
.links{display:flex;align-items:center;gap:22px;font-size:15px;font-weight:700}
.links a:hover,.links a.active{color:var(--gold)}
.nav-actions{display:flex;gap:9px;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 20px;border-radius:14px;font-weight:900;border:1px solid transparent;cursor:pointer;transition:.2s}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:var(--navy);color:#fff;box-shadow:0 10px 25px #071a3325}
.btn.gold{background:var(--gold);color:var(--navy)}
.btn.light{background:#fff;color:var(--navy);border-color:#dce2ea}
.btn.ghost{background:transparent;color:var(--navy);border-color:#cfd6df}
.menu-btn{display:none;border:0;background:none;font-size:28px;color:var(--navy);cursor:pointer}
.mobile-menu{display:none;background:#fff;border-top:1px solid var(--line);padding:8px 4% 14px}
.mobile-menu a{display:block;padding:11px 0;font-weight:700;color:var(--navy)}
.hero{background:
radial-gradient(circle at 10% 15%,rgba(214,165,42,.16),transparent 28%),
radial-gradient(circle at 92% 32%,rgba(13,43,79,.10),transparent 30%),
linear-gradient(180deg,#fff,#fafbfe)}
.hero-grid{min-height:680px;display:grid;grid-template-columns:1fr 1.03fr;gap:42px;align-items:center;padding:58px 0}
.tag{display:inline-flex;align-items:center;gap:7px;padding:9px 14px;border-radius:999px;background:#fff7df;border:1px solid #f0dda2;color:#755400;font-weight:800;font-size:14px}
.hero h1{font-size:clamp(42px,5vw,70px);line-height:1.08;margin:18px 0 0;color:var(--navy);letter-spacing:-.5px}
.hero h1 span{color:var(--gold)}
.hero .lead{font-size:20px;line-height:1.9;color:#4c5970;margin:24px 0 28px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:30px}
.stat{padding:14px;background:#fff;border:1px solid #edf0f4;border-radius:16px;box-shadow:0 8px 24px #071a330d}
.stat b{display:block;color:var(--navy);font-size:17px}
.stat span{color:var(--muted);font-size:13px}
.hero-art{position:relative;overflow:hidden;border-radius:30px;background:#fff;border:1px solid #e8ebf0;box-shadow:var(--shadow)}
.hero-art img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-badge{position:absolute;left:18px;bottom:18px;background:#071a33ed;color:#fff;padding:13px 16px;border-radius:14px;font-weight:900}
.hero-badge strong{color:var(--gold2)}
section{padding:78px 0}
.section-head{text-align:center;max-width:800px;margin:0 auto 42px}
.kicker{color:var(--gold);font-weight:900;margin-bottom:10px}
.section-head h2,.page-head h1{color:var(--navy);margin:0 0 12px}
.section-head h2{font-size:clamp(30px,4vw,45px)}
.section-head p{margin:0;color:var(--muted);font-size:18px;line-height:1.8}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 10px 28px #071a330b;transition:.2s}
.card:hover{transform:translateY(-4px);border-color:#d6a52a88}
.icon{width:52px;height:52px;border-radius:15px;background:#fff4d6;color:var(--gold);display:grid;place-items:center;font-weight:900;font-size:22px;margin-bottom:16px}
.card h3{margin:0 0 8px;color:var(--navy);font-size:20px}
.card p{margin:0;color:var(--muted);font-size:15px;line-height:1.75}
.dark{background:var(--navy);color:#fff}
.dark .section-head h2{color:#fff}
.dark .section-head p{color:#cbd5e1}
.grade-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.grade-card{min-height:165px;border:1px solid #ffffff20;border-radius:20px;background:#ffffff12;padding:22px 12px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:9px;transition:.2s}
.grade-card:hover{transform:translateY(-5px);background:#ffffff1c;border-color:#d6a52a88}
.grade-no{width:48px;height:48px;border-radius:50%;background:var(--gold);color:var(--navy);display:grid;place-items:center;font-weight:900;font-size:18px}
.grade-card strong{font-size:18px}
.grade-card span{font-size:13px;color:#cbd5e1}
.split{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.steps{display:grid;gap:14px}
.step{display:flex;gap:14px;padding:18px;border:1px solid var(--line);border-radius:18px;background:#fff}
.step-no{flex:0 0 42px;height:42px;border-radius:13px;background:var(--navy);color:var(--gold2);display:grid;place-items:center;font-weight:900}
.step h3{margin:1px 0 6px;color:var(--navy)}
.step p{margin:0;color:var(--muted)}
.offline{padding:36px;border-radius:28px;background:linear-gradient(145deg,#0b2747,var(--navy));color:#fff;box-shadow:var(--shadow)}
.offline .big{font-size:42px;color:var(--gold2);font-weight:900}
.offline h2{margin:8px 0;color:#fff;font-size:34px}
.offline p{color:#d6dfeb;line-height:1.9}
.checks{display:grid;gap:11px;margin-top:22px}.checks b{color:var(--gold2)}
.price-sec{background:#fbfaf7}
.price-card{max-width:850px;margin:auto;background:#fff;border:1px solid #ece6d9;border-radius:30px;padding:38px;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}
.price-card h3{font-size:30px;margin:0 0 10px;color:var(--navy)}
.price-card p{margin:0;color:var(--muted);line-height:1.8}
.price{text-align:center;min-width:220px}
.amount{font-size:52px;font-weight:900;color:var(--navy);line-height:1}
.currency{color:var(--gold);font-weight:900;margin-top:8px}
.compare{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px;padding-top:18px;border-top:1px dashed #d8dde5}
.compare span{background:#f5f7fa;padding:9px 12px;border-radius:11px;color:#5e6979;font-size:14px}
.cta{background:linear-gradient(135deg,var(--navy),var(--navy3));color:#fff;text-align:center;padding:72px 0}
.cta h2{color:#fff;font-size:40px;margin:0 0 12px}
.cta p{max-width:730px;margin:0 auto 25px;color:#d6dfeb;font-size:18px;line-height:1.8}
.page-head{padding:58px 0;background:linear-gradient(135deg,var(--navy),var(--navy3));color:#fff}
.page-head h1{color:#fff;font-size:clamp(34px,5vw,56px)}
.page-head p{margin:0;color:#d6dfeb;font-size:18px;max-width:800px}
.breadcrumb{font-size:13px;color:#bfcad7;margin-bottom:14px}
.breadcrumb a{color:var(--gold2)}
.subjects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.subject-card{position:relative;overflow:hidden}
.subject-card .icon{font-size:17px}
.subject-card .go{display:inline-flex;margin-top:16px;font-weight:900;color:var(--navy)}
.subject-card .go::after{content:"←";margin-right:7px;color:var(--gold)}
.program-head{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:center}
.program-icon{width:92px;height:92px;border-radius:24px;background:var(--gold);color:var(--navy);display:grid;place-items:center;font-size:28px;font-weight:900}
.module-list{display:grid;gap:14px}
.module{display:flex;align-items:center;justify-content:space-between;gap:18px;background:#fff;border:1px solid var(--line);padding:18px 20px;border-radius:18px}
.module strong{color:var(--navy)}
.module small{display:block;color:var(--muted);margin-top:3px}
.status{padding:7px 10px;border-radius:999px;background:#eef8f2;color:var(--ok);font-size:12px;font-weight:900;white-space:nowrap}
.notice{padding:18px 20px;border-radius:16px;background:#fff8e6;border:1px solid #f3dfaa;color:#6f5410;line-height:1.8}
.form-card{max-width:780px;margin:auto;background:#fff;border:1px solid var(--line);border-radius:26px;padding:30px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:grid;gap:7px}.field.full{grid-column:1/-1}
label{font-weight:800;color:var(--navy)}
input,select,textarea{width:100%;padding:13px 14px;border:1px solid #d8dee7;border-radius:13px;background:#fff;color:var(--text);outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--gold);box-shadow:0 0 0 3px #d6a52a18}
textarea{min-height:120px;resize:vertical}
.form-note{font-size:13px;color:var(--muted);margin-top:12px}
.success{display:none;margin-top:16px;padding:14px;border-radius:13px;background:#eef8f2;color:var(--ok);font-weight:800}
.faq{display:grid;gap:12px;max-width:900px;margin:auto}
details{background:#fff;border:1px solid var(--line);border-radius:17px;padding:17px 20px}
summary{cursor:pointer;font-weight:900;color:var(--navy)}
details p{color:var(--muted);line-height:1.8;margin:12px 0 0}
.prose{max-width:900px;margin:auto}
.prose h2{color:var(--navy);margin-top:34px}
.prose p,.prose li{color:#536174;line-height:1.9}
.prose ul{padding-right:22px}
.site-footer{background:#04111f;color:#b6c1cf;padding:38px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px}
.site-footer h4{color:#fff;margin:0 0 12px}
.site-footer a{display:block;margin:7px 0;color:#b6c1cf;font-size:14px}
.site-footer a:hover{color:var(--gold2)}
.footer-bottom{margin-top:28px;padding-top:20px;border-top:1px solid #ffffff14;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:#7f8da1}
@media(max-width:1000px){
  .links{display:none}.menu-btn{display:block}.nav-actions .light{display:none}
  .hero-grid,.split{grid-template-columns:1fr}.hero-art{order:-1}
  .grid-4{grid-template-columns:repeat(2,1fr)}.grade-grid{grid-template-columns:repeat(3,1fr)}
  .subjects-grid,.grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:650px){
  .topbar{font-size:12px}.nav{min-height:64px}.logo{width:42px;height:42px}
  .nav-actions .gold{display:none}.hero-grid{min-height:auto;padding:34px 0 44px;gap:26px}
  .hero .lead{font-size:17px}.stats,.grid-4,.subjects-grid,.grid-3{grid-template-columns:1fr}
  .grade-grid{grid-template-columns:repeat(2,1fr)}section{padding:58px 0}
  .price-card{grid-template-columns:1fr;padding:25px}.price{text-align:right;min-width:0}.amount{font-size:44px}
  .form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr}
  .program-head{grid-template-columns:1fr}.program-icon{width:78px;height:78px}
}