:root{--bg:#0b0f1a;--card:#121829;--line:#223052;--text:#e8edf7;--muted:#9aa7c2;--cyan:#00e5ff;--cyan-d:#00b8cc;--red:#ff5c7a;--green:#3ddc97}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}
a{color:var(--cyan)}.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
header.top{display:flex;align-items:center;justify-content:space-between;padding:18px 0;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--text);text-decoration:none}.brand img{width:34px;height:34px;border-radius:9px}
nav a{color:var(--muted);text-decoration:none;margin-left:18px;font-size:14px}nav a:hover{color:var(--text)}
.hero{padding:64px 0 40px}.hero h1{font-size:44px;line-height:1.1;margin:0 0 14px}.hero p{font-size:18px;color:var(--muted);max-width:640px}
.btn{display:inline-block;background:var(--cyan);color:#001018;font-weight:700;padding:13px 22px;border-radius:10px;text-decoration:none;border:0;cursor:pointer;font-size:15px}
.btn:hover{background:var(--cyan-d)}.btn.secondary{background:transparent;color:var(--text);border:1px solid var(--line)}.btn[disabled]{opacity:.45;cursor:not-allowed}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin:28px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}.card h3{margin:0 0 8px;font-size:17px}.card p{margin:0;color:var(--muted);font-size:14px}
h2{font-size:26px;margin:40px 0 12px}.muted{color:var(--muted)}.small{font-size:13px}
footer{border-top:1px solid var(--line);margin-top:56px;padding:26px 0;color:var(--muted);font-size:13px}footer .links a{margin-right:16px}
.legal h1{font-size:32px}.legal h2{font-size:20px;margin-top:28px}.legal p,.legal li{color:#c9d2e6;font-size:15px}
/* app */
.app{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;margin-top:26px}@media(max-width:820px){.app{grid-template-columns:1fr}.hero h1{font-size:34px}}
.creator{display:flex;align-items:center;gap:12px;margin-bottom:16px}.creator img{width:48px;height:48px;border-radius:50%;background:#000}
label{display:block;font-size:13px;color:var(--muted);margin:14px 0 6px}
input[type=text],textarea,select{width:100%;background:#0d1322;border:1px solid var(--line);color:var(--text);border-radius:9px;padding:11px 12px;font-size:14px}
textarea{min-height:90px;resize:vertical}select:invalid{color:var(--muted)}
.row{display:flex;gap:18px;flex-wrap:wrap;align-items:center}.row label{margin:0;display:flex;align-items:center;gap:7px;color:var(--text)}
.drop{border:2px dashed var(--line);border-radius:12px;padding:22px;text-align:center;color:var(--muted);cursor:pointer}.drop.on{border-color:var(--cyan);color:var(--text)}
video.preview{width:100%;max-height:420px;background:#000;border-radius:12px;display:none}
.notice{background:#0d1322;border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:13px;color:var(--muted);margin-top:14px}
.status{margin-top:14px;font-size:14px}.status.ok{color:var(--green)}.status.err{color:var(--red)}
.switch{display:flex;align-items:center;justify-content:space-between;background:#0d1322;border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin-top:14px}
.hidden{display:none}.warn{color:#ffcc66;font-size:13px}