:root{--ink:#14312F;--mut:#55656A;--ac:#0F766E;--tint:#E3F1EF;--ln:#DAD8CF;--bg:#F6F5F0}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.5 "Plus Jakarta Sans",system-ui,sans-serif;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}a{color:inherit;text-decoration:none}h1,h2,h3{margin:0}
:focus-visible{outline:3px solid var(--ac);outline-offset:2px}
.w{max-width:1120px;margin:0 auto;padding:0 24px}
.top{background:#fff;border-bottom:1px solid var(--ln)}
.bar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ac)}
nav{display:flex;align-items:center;gap:24px;font-weight:600;font-size:15px}
nav a[aria-current=page]:not(.btn){border-bottom:2px solid var(--ac)}
.btn{display:inline-block;padding:12px 20px;border-radius:8px;border:1px solid var(--ac);background:var(--ac);color:#fff;font:700 15px inherit;font-family:inherit;cursor:pointer}
.btn.alt{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn.sm{padding:8px 14px;font-size:14px}.btn.del{background:#fff;color:#9B1C1C;border-color:#9B1C1C}
.sec{padding:48px 24px}.sec h2{font-size:26px;margin-bottom:20px}
.hero{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:48px;align-items:center;padding-top:64px;padding-bottom:64px}
.hero h1{font-size:clamp(34px,5vw,48px);line-height:1.1;font-weight:800;margin-bottom:16px}
.hero p{font-size:18px;color:var(--mut);margin:0 0 28px}.row{display:flex;gap:12px;flex-wrap:wrap}
.box{background:#fff;border:1px solid var(--ln);border-radius:12px;padding:24px}
.lab{font-size:13px;font-weight:700;color:var(--ac);margin-bottom:8px}
.bartrack{height:10px;background:var(--tint);border-radius:5px}.bartrack i{display:block;height:10px;background:var(--ac);border-radius:5px}
.mut{color:var(--mut);font-size:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.card{display:block;background:#fff;border:1px solid var(--ln);border-radius:12px;overflow:hidden}
.card:hover{border-color:var(--ac)}
.th{height:130px;display:flex;align-items:flex-end;padding:14px 16px;font-size:13px;font-weight:700}
.cb{padding:16px}.cb h3{font-size:17px;margin-bottom:6px}.cb p{margin:0 0 14px;font-size:14px;color:var(--mut)}.cb b{font-size:13px;color:var(--ac)}
.step i{display:flex;width:36px;height:36px;border-radius:50%;background:var(--ac);color:#fff;font:800 16px/1 inherit;align-items:center;justify-content:center;margin-bottom:14px}
.step h3{font-size:17px;margin-bottom:6px}.step p{margin:0;font-size:14px;color:var(--mut)}
input,textarea,select{width:100%;padding:12px 14px;border:1px solid var(--ln);border-radius:8px;font:inherit;background:#fff;color:var(--ink)}
label{display:block;font-size:14px;font-weight:600;margin:0 0 6px}
.chips{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0 28px}
.chip{padding:10px 16px;border-radius:20px;border:1px solid var(--ln);background:#fff;font:600 14px inherit;font-family:inherit;cursor:pointer}
.chip[aria-pressed=true]{background:var(--ac);border-color:var(--ac);color:#fff}
.crumb{font-size:14px;color:var(--mut);margin-bottom:12px}.crumb a{color:var(--ac);font-weight:600}
.cols{display:grid;grid-template-columns:minmax(0,2fr) minmax(260px,1fr);gap:32px;align-items:start}
@media(max-width:800px){.cols{grid-template-columns:1fr}nav{gap:14px}nav a[data-n]{display:none}}
.video{position:relative;padding-top:56.25%;background:#000;border-radius:12px;overflow:hidden}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
video{width:100%;border-radius:12px;background:#000}
.ph{height:280px;background:var(--tint);border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--mut)}
.body{white-space:pre-wrap;margin:20px 0}
.lessons{list-style:none;margin:0;padding:0}
.lessons a{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-top:1px solid var(--ln);font-size:14px}
.lessons a[aria-current=true]{font-weight:700;color:var(--ac)}
.ok{color:var(--ac);font-weight:700}
.adm details{background:#fff;border:1px solid var(--ln);border-radius:12px;padding:16px 20px;margin-bottom:12px}
.adm summary{font-weight:700;cursor:pointer}
.f{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin:16px 0}
.les{border-top:1px solid var(--ln);padding-top:16px;margin-top:16px}
.note{background:var(--tint);border-radius:8px;padding:12px 16px;font-size:14px;margin-bottom:20px}
.foot{border-top:1px solid var(--ln);padding:28px 24px;text-align:center;font-size:14px;color:var(--mut)}
#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 18px;border-radius:8px;font-size:14px;opacity:0;transition:opacity .2s;pointer-events:none}
#toast.on{opacity:1}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
.badge{font-size:13px;font-weight:700;color:var(--ac)}
#who{display:flex;align-items:center;gap:10px;font-size:14px}
@media(max-width:800px){#who span{display:none}}