/* main.css */
body{font-family:Inter,Arial,Helvetica,sans-serif;margin:18px;background:#0b0b0d;color:#e6e6e6}
.app{max-width:1100px;margin:0 auto;padding-bottom:40px}
header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
h1{margin:0;color:#fff}
.card{background:#0f1113;border:1px solid #17181a;padding:16px;border-radius:8px;margin-bottom:14px}
.cols{display:flex;gap:14px;flex-wrap:wrap}
.box{background:#0b0b0d;padding:12px;border-radius:6px;flex:1;min-width:260px}
input,textarea,button{width:100%;padding:8px;margin-top:8px;border-radius:6px;border:1px solid #222;background:#0b0b0d;color:#fff;box-sizing:border-box}
textarea{min-height:90px;resize:vertical}
button{background:#2b8aef;border:none;cursor:pointer}
.hidden{display:none}
ul{list-style:none;padding:0;margin:0}
video{width:100%;background:#000;border-radius:6px;margin-top:8px}
footer{margin-top:16px;color:#9aa;font-size:13px}
#backend-status{font-weight:700}