body{font-family:Arial,sans-serif;margin:0;background:#f6f7fb}
.container{max-width:980px;margin:24px auto;padding:16px}
.card{background:#fff;border-radius:10px;padding:16px;box-shadow:0 2px 8px rgba(0,0,0,.06);margin-bottom:16px}
.row{display:flex;gap:12px;flex-wrap:wrap}
.col{flex:1 1 260px}
input,select,textarea{width:100%;padding:10px;border:1px solid #ddd;border-radius:8px;box-sizing:border-box}
button,.btn{padding:10px 14px;border:0;border-radius:8px;cursor:pointer;background:#1f6feb;color:#fff;text-decoration:none;display:inline-block}
.btn.secondary{background:#6b7280}
.btn.danger{background:#dc2626}
table{width:100%;border-collapse:collapse}
th,td{padding:10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}
.small{color:#666;font-size:.9em}
.notice{padding:10px;background:#fff7ed;border:1px solid #fed7aa;border-radius:8px;margin:10px 0}
.topbar{background:#0b1220;color:#fff;padding:12px 16px}
.topbar a{color:#fff;margin-right:12px}
.timer{font-weight:bold;padding:8px 10px;background:#111827;color:#fff;border-radius:8px;display:inline-block}
.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#eef2ff;color:#3730a3;font-size:.85em}