:root {
  --bg: #0f1218;
  --panel: #171b24;
  --line: rgba(255, 255, 255, 0.08);
  --text: #eef2f8;
  --muted: #8b95a8;
  --accent: #5ec8ff;
  --danger: #f07178;
  --ok: #7fd99a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #1a2740, var(--bg));
  color: var(--text);
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 24px 20px 60px; }
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; margin-bottom: 24px; padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; letter-spacing: 0.12em; }
.nav { display: flex; flex-wrap: wrap; gap: 10px; }
.nav a, .btn {
  display: inline-block;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border-radius: 10px;
  padding: 8px 14px;
  font-size: 13px;
  cursor: pointer;
  text-decoration: none;
}
.nav a.active, .btn.primary {
  background: var(--accent);
  color: #041018;
  border-color: transparent;
  font-weight: 600;
}
.btn.danger { border-color: rgba(240,113,120,.4); color: #ffb4b8; }
.btn:hover { filter: brightness(1.08); text-decoration: none; }
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
  margin-bottom: 16px;
}
h1 { font-size: 24px; margin: 0 0 8px; }
h2 { font-size: 16px; margin: 0 0 12px; }
.muted { color: var(--muted); font-size: 13px; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.card {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: rgba(255,255,255,0.02);
}
.card .thumb {
  aspect-ratio: 16/10;
  background: #0b0e14;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.card .thumb img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.card .body { padding: 12px 14px 14px; }
.card .title { font-size: 14px; font-weight: 600; margin: 0 0 6px; }
.badge {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(94,200,255,0.15);
  color: #b9e6ff;
  margin-right: 6px;
}
.badge.sub { background: rgba(255,255,255,0.06); color: var(--muted); }
.row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
label { display: block; font-size: 12px; color: var(--muted); margin: 0 0 6px; }
input, select, textarea {
  width: 100%;
  background: #0d1118;
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 14px;
  margin-bottom: 12px;
}
textarea { min-height: 90px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 760px) { .form-grid { grid-template-columns: 1fr; } }
.msg {
  padding: 10px 12px; border-radius: 10px; margin-bottom: 14px; font-size: 13px;
}
.msg.ok { background: rgba(127,217,154,.12); color: var(--ok); }
.msg.err { background: rgba(240,113,120,.12); color: #ffb4b8; }
.login-box {
  max-width: 400px; margin: 12vh auto;
}
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.filters a {
  padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line);
  color: var(--muted); font-size: 12px; text-decoration: none;
}
.filters a.on { background: #fff; color: #111; border-color: transparent; }
.mini { font-size: 12px; color: var(--muted); word-break: break-all; }