:root{--bg:#f7f9fc;--card:#fff;--accent:#0ea5e9;--muted:#6b7280}
*{box-sizing:border-box}body{font-family:Inter,Arial,Helvetica,sans-serif;padding:18px;background:var(--bg);color:#0f172a}
.container{max-width:980px;margin:18px auto;background:var(--card);border-radius:12px;padding:18px;box-shadow:0 6px 20px rgba(2,6,23,.06)}
.header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.h-title{font-size:22px;font-weight:800}
.controls{display:flex;gap:8px}
.btn{background:var(--accent);color:white;padding:10px 14px;border-radius:10px;border:none;font-weight:700;cursor:pointer}
.btn.secondary{background:#111827}
.row{display:flex;gap:12px}
.col{flex:1}
.video-wrap, .ref-wrap{background:#e6eef6;border-radius:8px;padding:8px;display:flex;align-items:center;justify-content:center;min-height:260px}
.small{font-size:13px;color:var(--muted)}
.center{display:flex;align-items:center;justify-content:center}
.score{font-size:28px;font-weight:800;color:#047857}
.footer{margin-top:12px;font-size:13px;color:var(--muted)}
.auth{display:flex;gap:8px;align-items:center}
.user-badge{background:#eef2ff;padding:6px 10px;border-radius:999px}