:root{--bg:#0b1630;--bg2:#12224a;--card:#16295a;--fg:#e8eefc;--mut:#9fb0d6;--acc:#ffb020;--acc2:#2fc3ff;--r:14px}
*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg);line-height:1.6}
a{color:var(--acc2)}img{max-width:100%;height:auto}.wrap{max-width:1100px;margin:auto;padding:0 20px}
header{position:sticky;top:0;background:rgba(11,22,48,.95);border-bottom:1px solid #223a72;z-index:9}
.nav{display:flex;align-items:center;justify-content:space-between;padding:12px 0}.brand{display:flex;gap:10px;align-items:center;color:var(--fg);text-decoration:none;font-weight:700}.brand img{height:34px;background:#fff;border-radius:6px;padding:2px}
nav ul{list-style:none;margin:0;padding:0;display:none;flex-direction:column;gap:4px}nav.open ul{display:flex;position:absolute;left:0;right:0;top:58px;background:var(--bg2);padding:16px 20px}
nav a{color:var(--fg);text-decoration:none;padding:6px 8px;border-radius:8px}nav a.on,nav a:hover{background:var(--card);color:var(--acc)}
.burger{background:none;border:1px solid #33508f;color:var(--fg);border-radius:8px;padding:6px 10px;font-size:18px}
@media(min-width:860px){nav ul{display:flex;flex-direction:row}.burger{display:none}}
.hero{padding:56px 0;background:linear-gradient(160deg,var(--bg2),var(--bg))}.hero .g{display:grid;gap:30px;align-items:center}@media(min-width:860px){.hero .g{grid-template-columns:1.1fr .9fr}}
h1{font-size:clamp(28px,5vw,46px);line-height:1.15;margin:0 0 14px}h2{font-size:28px}.lead{color:var(--mut);font-size:18px}
.btn{display:inline-block;background:var(--acc);color:#1a1200;font-weight:700;padding:12px 20px;border-radius:10px;text-decoration:none;border:0;cursor:pointer;font-size:16px}.btn.alt{background:transparent;color:var(--fg);border:1px solid #33508f}
.cards{display:grid;gap:20px}@media(min-width:760px){.cards{grid-template-columns:repeat(2,1fr)}}.cards.c3{}@media(min-width:960px){.cards.c3{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--card);border:1px solid #223a72;border-radius:var(--r);padding:22px}.card img{border-radius:10px;background:#0e1c3e}
section{padding:44px 0}.badge{display:inline-block;font-size:12px;padding:2px 10px;border-radius:99px;background:#2a3f78;color:var(--acc)}
ol.steps{counter-reset:s;list-style:none;padding:0}ol.steps li{counter-increment:s;position:relative;padding:14px 14px 14px 60px;margin:10px 0;background:var(--card);border-radius:var(--r)}ol.steps li:before{content:counter(s);position:absolute;left:14px;top:14px;width:32px;height:32px;border-radius:50%;background:var(--acc);color:#1a1200;font-weight:800;display:grid;place-items:center}
.ph{aspect-ratio:16/9;display:grid;place-items:center;border:2px dashed #33508f;border-radius:var(--r);color:var(--mut);text-align:center;padding:10px}
form{display:grid;gap:14px;max-width:620px}label{display:grid;gap:4px;font-weight:600}input,select,textarea{font:inherit;padding:11px;border-radius:10px;border:1px solid #33508f;background:#0e1c3e;color:var(--fg)}
.note{color:var(--mut);font-size:14px}footer{border-top:1px solid #223a72;padding:26px 0;color:var(--mut);font-size:14px}

.video-wrap{border-radius:var(--r);overflow:hidden;background:#0e1c3e;border:1px solid #223a72}
.video-wrap video{display:block;width:100%;height:auto;max-height:70vh;margin:0 auto;background:#000}
.video-wrap.portrait{display:flex;justify-content:center;padding:12px;aspect-ratio:auto}
.video-wrap.portrait video{width:auto;max-width:100%;max-height:min(70vh,640px)}
input[type=file]{padding:10px;border:1px dashed #33508f;border-radius:10px;background:#0e1c3e;color:var(--mut)}
#cfiles-hint{color:var(--acc)}