/* 授权站 - 深色 iOS 风格（参考 mall.mercuryseek.cn） */
:root {
  --bg-deep: #1c1c1e;
  --bg-mid: #2c2c2e;
  --bg-surface: #3a3a3c;
  --bg-hover: rgba(255,255,255,.08);
  --line: rgba(255,255,255,.08);
  --line-strong: rgba(255,255,255,.14);
  --text: rgba(255,255,255,.95);
  --text-2: rgba(255,255,255,.72);
  --text-3: rgba(255,255,255,.42);
  --brand: #0a84ff;
  --brand-2: #409cff;
  --ok: #30d158;
  --warn: #ff9f0a;
  --err: #ff453a;
  --radius: 12px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI",
          "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
* { margin:0; padding:0; box-sizing:border-box; }
body {
  font-family: var(--font); font-size:14px; line-height:1.6;
  background: var(--bg-deep); color: var(--text);
  min-height:100vh;
}
a { color: var(--brand-2); text-decoration:none; }
a:hover { color:#7ab4ff; }
.container { max-width:1080px; margin:0 auto; padding:0 20px; }

/* 按钮 */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:6px;
  height:38px; padding:0 20px; border-radius:10px; border:1px solid var(--line-strong);
  background: var(--bg-surface); color:var(--text); font-size:14px; cursor:pointer;
  font-family:var(--font); transition:all .2s; }
.btn:hover { background: var(--bg-hover); }
.btn-primary { background: var(--brand); border-color: var(--brand); color:#fff; }
.btn-primary:hover { background: #1f8fff; }
.btn-danger { background: rgba(255,69,58,.15); border-color:rgba(255,69,58,.4); color:#ff8a80; }
.btn-sm { height:30px; padding:0 12px; font-size:13px; }
.btn-block { width:100%; }
.btn-lg { height:46px; font-size:15px; }

/* 表单 */
.input, .select {
  width:100%; height:40px; padding:0 14px; border-radius:10px;
  border:1px solid var(--line-strong); background:var(--bg-mid); color:var(--text);
  font-size:14px; font-family:var(--font); outline:none; transition:all .2s;
}
.input:focus, .select:focus { border-color:var(--brand); box-shadow:0 0 0 3px rgba(10,132,255,.2); }
.input::placeholder { color:var(--text-3); }
.form-item { margin-bottom:16px; }
.form-label { display:block; font-size:13px; color:var(--text-2); margin-bottom:7px; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:14px; }

/* 徽章 */
.b { display:inline-block; padding:2px 10px; border-radius:999px; font-size:12px; font-weight:500; }
.b-ok { background:rgba(48,209,88,.15); color:var(--ok); }
.b-err { background:rgba(255,69,58,.15); color:#ff8a80; }
.b-warn { background:rgba(255,159,10,.15); color:var(--warn); }
.b-info { background:rgba(10,132,255,.15); color:#7ab4ff; }

/* 卡片 */
.card { background:var(--bg-mid); border:1px solid var(--line); border-radius:var(--radius); }
.card-pad { padding:24px; }
.card-title { font-size:16px; font-weight:600; margin-bottom:16px; display:flex; justify-content:space-between; align-items:center; }
.card-title .sub { font-size:12px; color:var(--text-3); font-weight:400; }

/* 提示 */
.alert { padding:11px 16px; border-radius:10px; margin-bottom:16px; font-size:13px; }
.alert-ok { background:rgba(48,209,88,.12); color:var(--ok); }
.alert-err { background:rgba(255,69,58,.12); color:#ff8a80; }
.alert-info { background:rgba(10,132,255,.12); color:#7ab4ff; }

/* 表格 */
.table { width:100%; border-collapse:collapse; font-size:13px; }
.table th { text-align:left; padding:10px 14px; color:var(--text-3); font-weight:500; border-bottom:1px solid var(--line); font-size:12px; }
.table td { padding:12px 14px; border-bottom:1px solid var(--line); color:var(--text-2); }
.table tbody tr:hover { background:var(--bg-hover); }

/* ============ 公开页 ============ */
.pub-nav { display:flex; align-items:center; justify-content:space-between; padding:20px 0; }
.pub-logo { display:flex; align-items:center; gap:10px; font-weight:700; font-size:16px; color:var(--text); }
.pub-logo .dot { width:30px; height:30px; border-radius:8px; background:linear-gradient(135deg,#0a84ff,#6aa6ff);
  display:flex; align-items:center; justify-content:center; font-size:15px; }
.pub-nav .links a { color:var(--text-2); margin-left:22px; font-size:14px; }

.hero { text-align:center; padding:70px 0 50px; }
.hero h1 { font-size:36px; font-weight:700; letter-spacing:-.5px; margin-bottom:16px; }
.hero h1 span { background:linear-gradient(90deg,#409cff,#64d2ff); -webkit-background-clip:text; background-clip:text; color:transparent; }
.hero p { color:var(--text-2); font-size:15px; max-width:560px; margin:0 auto 30px; }
.hero-actions { display:flex; gap:12px; justify-content:center; }

.feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; padding:20px 0 60px; }
.feature { padding:22px; }
.feature .ico { font-size:26px; margin-bottom:12px; }
.feature h3 { font-size:15px; margin-bottom:8px; }
.feature p { font-size:13px; color:var(--text-3); }

/* 查询页 */
.query-box { max-width:520px; margin:40px auto; }
.query-result { margin-top:20px; }

.footer { text-align:center; padding:30px; color:var(--text-3); font-size:12px; border-top:1px solid var(--line); margin-top:40px; }

/* ============ 后台 ============ */
.admin-wrap { max-width:1200px; margin:0 auto; padding:30px 20px; }
.admin-head { display:flex; justify-content:space-between; align-items:center; margin-bottom:24px; }
.admin-head h1 { font-size:20px; }
.stat-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:14px; margin-bottom:20px; }
.stat { padding:18px; }
.stat .v { font-size:26px; font-weight:700; }
.stat .l { font-size:12px; color:var(--text-3); margin-top:2px; }
.page-toolbar { display:flex; justify-content:space-between; align-items:center; margin-bottom:16px; gap:10px; flex-wrap:wrap; }
.pagination { display:flex; gap:6px; margin-top:16px; }
.pagination a, .pagination span { padding:5px 11px; border-radius:8px; font-size:13px; border:1px solid var(--line); color:var(--text-2); }
.pagination .cur { background:var(--brand); border-color:var(--brand); color:#fff; }

@media (max-width: 800px) {
  .feature-grid { grid-template-columns:1fr; }
  .stat-grid { grid-template-columns:repeat(2,1fr); }
  .form-row { grid-template-columns:1fr; }
}