/* 设计系统变量 */
:root {
  --bg: #0b0c0f;
  --panel: #111318;
  --muted: #a1a6b3;
  --text: #e9ecf1;
  --accent: #66d48b;
  --accent-2: #6db6ff;
  --ring: rgba(109,182,255,.35);
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 14px;
}
.light { --bg:#fafafa; --panel:#ffffff; --muted:#6b7280; --text:#0f172a; --accent:#16a34a; --accent-2:#2563eb; --ring:rgba(37,99,235,.2); }

*{ box-sizing: border-box; }
html, body { height:100%; }
body {
  margin: 0; font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, rgba(109,182,255,.12), transparent 50%),
              radial-gradient(1000px 800px at 90% 0%, rgba(102,212,139,.1), transparent 40%),
              var(--bg);
  color: var(--text);
}

/* 工具类 */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.row { display: flex; }
.center-y { align-items: center; }
.between { justify-content: space-between; }
.wrap { flex-wrap: wrap; }
.gap-8 { gap: 8px; } .gap-12 { gap: 12px; } .space-16 { margin-top: 16px; }

/* 顶栏 */
.topbar {
  position: sticky; top: 0; z-index: 20;
  padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.06);
}
.glass { backdrop-filter: blur(10px); background: rgba(15,18,24,.6); }
.brand .logo { width:34px; height:34px; display:grid; place-items:center; background:linear-gradient(135deg,var(--accent),var(--accent-2)); border-radius:10px; box-shadow: var(--shadow); }
.brand .title { font-weight: 700; font-size: 18px; letter-spacing:.5px; }
.tag { font-size:12px; color:var(--muted); background: rgba(255,255,255,.06); padding:3px 8px; border-radius:999px; border:1px solid rgba(255,255,255,.08); }
.kpi-row { flex:1; justify-content:flex-end; }
.kpi { background: var(--panel); border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius); padding: 8px 10px; min-width: 180px; box-shadow: var(--shadow); }
.kpi-label { font-size: 12px; color: var(--muted); }
.kpi-value { font-size: 22px; font-weight: 800; margin-top: 4px; letter-spacing:.5px; }

.input, .select {
  width: 100%; padding: 8px 10px; font-size: 14px; color: var(--text);
  background: #0f1217; border:1px solid rgba(255,255,255,.12); border-radius: 10px; outline: none;
}
.input:focus, .select:focus { border-color: var(--accent-2); box-shadow: 0 0 0 4px var(--ring); }

/* 按钮 */
.btn { padding: 8px 12px; border-radius: 10px; border:1px solid rgba(255,255,255,.12); background: var(--panel); color:var(--text); cursor: pointer; }
.btn:hover { border-color: var(--accent-2); }
.btn-ghost { background: transparent; }
.close-btn { position:absolute; top:10px; right:10px; font-size:20px; line-height:1; }

/* 面板与区块标题 */
.panel { background: var(--panel); border:1px solid rgba(255,255,255,.08); border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow); }
.panel-head { gap: 12px; }
.section { margin: 20px 0; }
.section-title { font-weight: 700; margin: 10px 0 12px; letter-spacing:.3px; }

/* 卡片网格 */
.grid-cards {
  display: grid; grid-template-columns: repeat(1, minmax(0,1fr)); gap: 14px;
}
@media (min-width: 700px){ .grid-cards { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (min-width: 1024px){ .grid-cards { grid-template-columns: repeat(3, minmax(0,1fr)); } }

.card {
  background: var(--panel); border:1px solid rgba(255,255,255,.08); border-radius: 16px; overflow: hidden; box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover { transform: translateY(-2px); border-color: rgba(255,255,255,.16); }
.card-head { position:relative; aspect-ratio: 16/9; background: #0f1217; }
.card-head img { width:100%; height:100%; object-fit: cover; display:block; }
.badges { position:absolute; top:10px; left:10px; display:flex; gap:6px; flex-wrap: wrap; }
.badge { font-size: 12px; padding: 3px 8px; background: rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.12); border-radius:999px; color: var(--text); }
.card-body { display:flex; justify-content:space-between; align-items:center; padding: 10px 12px; }
.card-title { font-weight: 600; }
.card-meta { color: var(--muted); font-size: 12px; }

/* 表格 */
.table-wrap { background: var(--panel); border:1px solid rgba(255,255,255,.08); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.table { width:100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { padding: 12px 10px; border-bottom: 1px solid rgba(255,255,255,.08); }
.table thead th { background: rgba(255,255,255,.04); text-align: left; }
.table tr:hover { background: rgba(255,255,255,.02); }

/* 页脚 */
.footer { color: var(--muted); font-size: 12px; text-align: center; padding: 24px 0 40px; }

/* 预览灯箱 */
.lightbox { position: fixed; inset:0; background: rgba(0,0,0,.6); display:grid; place-items:center; }
.hidden { display:none; }
.lightbox-content { position:relative; background: var(--panel); padding:10px; border-radius: 16px; border:1px solid rgba(255,255,255,.08); box-shadow: var(--shadow); max-width: 96vw; }
.lightbox-content img { max-width: 86vw; max-height: 80vh; border-radius: 12px; display:block; }