:root{--ink:#16202c;--muted:#56616f;--line:#d9dee5;--bg:#fbfaf7;--card:#fff;--brand:#0f5c4d;--brand-2:#0b4639;--accent:#c2410c;--soft:#eef5f2;--warn:#fff7e6}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand)}a:hover{color:var(--brand-2)}
img{max-width:100%;height:auto}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:9}
header.top{border-bottom:1px solid var(--line);background:#fff}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:62px;flex-wrap:wrap}
.brand{font-weight:700;font-size:20px;text-decoration:none;color:var(--ink);display:flex;align-items:center;gap:8px}
.brand svg{flex:none}
nav.main{display:flex;gap:18px;flex-wrap:wrap;font-size:15px}
nav.main a{text-decoration:none;color:var(--muted)}nav.main a:hover{color:var(--ink)}
.btn{display:inline-block;border-radius:8px;padding:11px 18px;font-weight:600;text-decoration:none;border:2px solid var(--brand);line-height:1.3}
.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-2);border-color:var(--brand-2);color:#fff}
.btn-ghost{background:#fff;color:var(--brand)}
.btn-sm{padding:7px 12px;font-size:15px}
.hero{padding:44px 0 28px}
.hero h1{font-size:clamp(28px,4.2vw,42px);line-height:1.15;margin:0 0 14px;letter-spacing:-.01em}
.hero .lead{font-size:19px;color:#2b3542;max-width:760px}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0 8px}
.kicker{font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:var(--brand);font-weight:700;margin:0 0 8px}
section.block{padding:30px 0;border-top:1px solid var(--line)}
section.block h2{font-size:26px;margin:0 0 14px;line-height:1.25}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:820px){.grid2,.grid3{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px 20px}
.card h3{margin:0 0 8px;font-size:18px}
.fact{background:var(--soft);border-left:4px solid var(--brand);padding:14px 18px;border-radius:6px;margin:18px 0}
.price{font-size:34px;font-weight:700}
.small{font-size:14.5px}.muted{color:var(--muted)}
table.t{border-collapse:collapse;width:100%;background:#fff;font-size:15.5px}
table.t th,table.t td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
table.t th{background:#f2f4f6}
.tablewrap{overflow-x:auto}
ol.steps{padding-left:22px}ol.steps li{margin:0 0 10px}
details{background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px 14px;margin:8px 0}
summary{cursor:pointer;font-weight:600}
.dl{list-style:none;padding:0;margin:0}
.dl li{padding:8px 0;border-bottom:1px solid var(--line)}
.dl a{font-weight:600}
footer.foot{border-top:1px solid var(--line);margin-top:30px;padding:24px 0 40px;font-size:14.5px;color:var(--muted);background:#fff}
footer.foot a{color:var(--muted)}
.foot-links{display:flex;gap:16px;flex-wrap:wrap;margin:8px 0}
/* checkout */
.checkout-form{display:grid;gap:12px}
.field{display:grid;gap:4px}.field span{font-weight:600;font-size:15px}
.field input,.field select{font:inherit;padding:9px 10px;border:1px solid #aab3be;border-radius:6px;background:#fff;width:100%}
.field-group{border:1px solid var(--line);border-radius:8px;padding:10px 14px;display:grid;gap:10px}
.field-group legend{font-weight:600;padding:0 4px}
.check{display:flex;gap:10px;align-items:flex-start}.check input{margin-top:5px;flex:none}
.offer-choice{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--line);border-radius:8px;padding:10px 12px;background:#fff}
.offer-choice input{margin-top:6px}
.pay-button{font:inherit;font-weight:700;padding:13px 18px;border-radius:8px;border:0;background:var(--brand);color:#fff;cursor:pointer}
.pay-button:disabled{opacity:.6;cursor:not-allowed}
.status{padding:10px 12px;border-radius:6px;margin:8px 0}.status.ok{background:#e9f7ef;color:#14532d}.status.err{background:#fdecec;color:#7f1d1d}
.callout{background:var(--warn);border:1px solid #f1d39a;border-radius:8px;padding:12px 16px}
.course-row{display:grid;grid-template-columns:140px 1fr 1fr;gap:10px;align-items:center;padding:8px 0;border-bottom:1px solid var(--line)}
@media (max-width:820px){.course-row{grid-template-columns:1fr}}
.legal h2{font-size:20px;margin-top:22px}
:focus-visible{outline:3px solid #f59e0b;outline-offset:2px}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
button.btn{font:inherit;font-weight:600;cursor:pointer}button.btn:disabled{opacity:.6;cursor:not-allowed}