:root{color-scheme:dark;font-family:Tahoma,Arial,sans-serif;background:#101827;color:#edf1f8}*{box-sizing:border-box}body{margin:0}a{color:#ebc47c}header{max-width:1180px;margin:auto;padding:26px;display:flex;justify-content:space-between;gap:24px;align-items:center}header>a{font-size:23px;text-decoration:none;font-weight:bold}header span{font-size:14px;color:#b6c0d1}nav{display:flex;gap:22px}main{max-width:1080px;margin:auto;padding:35px 26px}h1{font-size:clamp(34px,6vw,62px);line-height:1.25;margin:20px 0}h2{font-size:23px;margin-top:0}.tag{font-size:12px;letter-spacing:3px;color:#ebc47c}.lead{max-width:760px;font-size:19px;line-height:1.9}.notice{padding:18px;border-left:4px solid #ebc47c;background:#26303f;line-height:1.8}.workspace{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin:32px 0;padding:26px;background:#192436;border:1px solid #344157;border-radius:16px}video{display:block;width:100%;height:330px;background:#080d16;margin:16px 0;border-radius:10px}input[type=file],textarea{display:block;width:100%;margin:12px 0;background:#0d1625;color:#edf1f8;border:1px solid #546278;padding:13px;border-radius:8px}textarea{resize:vertical}button{display:block;width:100%;padding:14px;margin:14px 0;border:0;border-radius:8px;background:#ebc47c;color:#152033;font-weight:bold;font-size:15px;cursor:pointer}button:disabled{background:#344157;color:#a7b1c2;cursor:not-allowed}p,li{line-height:1.9}.muted{color:#acb8ca;font-size:13px}footer{padding:28px;text-align:center;border-top:1px solid #344157}.document{max-width:820px}.document h2{margin-top:32px}:focus-visible{outline:3px solid #79cbed;outline-offset:4px}@media(max-width:700px){header{align-items:flex-start;flex-direction:column}.workspace{grid-template-columns:1fr;padding:18px}nav{flex-wrap:wrap}}