:root {
  --bg: #f5f7fa;
  --card: #ffffff;
  --ink: #1f2933;
  --muted: #66727f;
  --line: #e3e8ef;
  --brand: #1f6feb;
  --brand-soft: #e8f0fe;
  --c-blue: #16a34a;
  --c-teal: #0d9488;
  --c-yellow: #d97706;
  --c-orange: #ea580c;
  --c-red: #dc2626;
  --c-dark: #7f1d1d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
}

a { color: var(--brand); text-decoration: none; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 18px 64px; }

header.hero {
  background: linear-gradient(135deg, #1f6feb 0%, #0d9488 100%);
  color: #fff;
  padding: 44px 18px 38px;
}
header.hero .inner { max-width: 1120px; margin: 0 auto; }
header.hero h1 { margin: 0 0 8px; font-size: 30px; letter-spacing: .5px; }
header.hero p { margin: 0; opacity: .92; font-size: 15px; }
header.hero .stats { margin-top: 18px; display: flex; gap: 28px; flex-wrap: wrap; }
header.hero .stats div { font-size: 13px; opacity: .9; }
header.hero .stats b { display: block; font-size: 22px; }

.controls {
  display: flex; gap: 12px; flex-wrap: wrap; align-items: center;
  margin: 26px 0 18px;
}
.controls input, .controls select {
  padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px;
  font-size: 14px; background: #fff; color: var(--ink); min-width: 150px;
}
.controls input { flex: 1; min-width: 220px; }
.controls .count { margin-left: auto; color: var(--muted); font-size: 13px; }

.grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
}
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px 16px 14px; box-shadow: 0 1px 2px rgba(16,24,40,.04);
}
.card h3 { margin: 0 0 10px; font-size: 17px; }
.badge {
  display: inline-block; padding: 2px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 600; color: #fff; margin-bottom: 10px;
}
.b-蓝海 { background: var(--c-blue); }
.b-蓝偏中 { background: var(--c-teal); }
.b-中 { background: var(--c-yellow); }
.b-红海中 { background: var(--c-orange); }
.b-红海 { background: var(--c-red); }
.b-极高风控 { background: var(--c-dark); }

.price { font-size: 14px; margin: 6px 0 10px; }
.price b { color: var(--brand); font-size: 16px; }
.platforms { font-size: 13px; color: var(--muted); }
.platforms div { display: flex; gap: 8px; padding: 2px 0; }
.platforms span.k { width: 64px; color: var(--ink); flex: none; }
.note { margin-top: 10px; font-size: 12.5px; color: var(--muted); border-top: 1px dashed var(--line); padding-top: 8px; }
.empty { color: var(--muted); padding: 40px 0; text-align: center; }

.cta {
  margin: 40px 0 8px; background: var(--brand-soft); border: 1px solid #c7dcff;
  border-radius: 16px; padding: 24px; text-align: center;
}
.cta h2 { margin: 0 0 8px; font-size: 20px; }
.cta p { margin: 0 0 16px; color: var(--muted); font-size: 14px; }
.cta-btn {
  display: inline-block; background: var(--brand); color: #fff; font-weight: 600;
  padding: 12px 22px; border-radius: 10px; font-size: 15px;
}
.cta small { display: block; margin-top: 10px; color: var(--muted); font-size: 12px; }

footer.foot {
  margin-top: 40px; border-top: 1px solid var(--line); padding-top: 20px;
  color: var(--muted); font-size: 13px;
}
footer.foot h4 { color: var(--ink); margin: 0 0 8px; font-size: 14px; }
footer.foot ul { margin: 6px 0 14px; padding-left: 18px; }
footer.foot li { margin: 3px 0; }

/* ---- 数据看板新增样式（原类目页不变） ---- */
.nav { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.nav .inner { max-width: 1120px; margin: 0 auto; padding: 10px 18px; display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
.nav a.brand { font-weight: 700; color: var(--ink); margin-right: 6px; }
.nav a.link { color: var(--muted); font-size: 14px; }
.nav a.link:hover { color: var(--brand); }

.dashlinks { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin: 22px 0 6px; }
.dash { display: block; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.dash b { font-size: 16px; color: var(--ink); }
.dash span { display: block; color: var(--muted); font-size: 12.5px; margin-top: 4px; }

.section-title { font-size: 19px; margin: 30px 0 4px; }
.sub { color: var(--muted); font-size: 13px; margin: 0 0 8px; }
.disclaimer { background: #fff7ed; border: 1px solid #fed7aa; color: #9a3412; padding: 10px 14px; border-radius: 10px; font-size: 13px; margin: 12px 0 18px; }

.table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; margin: 10px 0 24px; }
.table th, .table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); font-size: 14px; vertical-align: middle; }
.table th { background: #f0f4f9; color: var(--muted); font-weight: 600; font-size: 13px; }
.table tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: #f8fafc; }

.bar-wrap { background: #eef2f7; border-radius: 999px; height: 9px; width: 110px; display: inline-block; vertical-align: middle; overflow: hidden; }
.bar { height: 9px; border-radius: 999px; background: linear-gradient(90deg, #16a34a, #0d9488); display: block; }
.pill { display: inline-block; padding: 1px 9px; border-radius: 999px; font-size: 12px; background: var(--brand-soft); color: var(--brand); }
.pill.green { background: #dcfce7; color: #15803d; }
.pill.red { background: #fee2e2; color: #b91c1c; }
.pill.amber { background: #fef3c7; color: #b45309; }
.up { color: #15803d; font-weight: 600; }
.back { display: inline-block; margin: 18px 0; color: var(--brand); font-size: 14px; }

.rangebar { display: flex; gap: 10px; align-items: center; margin: 16px 0 4px; flex-wrap: wrap; }
.rangebar label { font-size: 13px; color: var(--muted); }
.rangebar select { padding: 8px 12px; border: 1px solid var(--line); border-radius: 10px; font-size: 14px; background: #fff; color: var(--ink); }
.rangebar .tag { font-size: 12px; color: var(--c-yellow); background: #fef3c7; border: 1px solid #fde68a; padding: 2px 9px; border-radius: 999px; }

/* ---- 注册/登录 ---- */
.nav .auth-btn { margin-left: auto; background: var(--brand); color: #fff; padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 600; }
.nav .auth-btn:hover { opacity: .92; }
.nav .auth-user { margin-left: auto; color: var(--ink); font-size: 13px; font-weight: 600; }
.nav .auth-logout { margin-left: 10px; color: var(--muted); font-size: 13px; }
.nav .auth-logout:hover { color: var(--brand); }

.modal-overlay { position: fixed; inset: 0; background: rgba(15,23,42,.45); display: flex; align-items: center; justify-content: center; z-index: 100; }
.modal { background: #fff; border-radius: 16px; padding: 26px 24px 22px; width: 320px; max-width: 92vw; position: relative; box-shadow: 0 12px 40px rgba(16,24,40,.18); }
.modal h3 { margin: 0 0 16px; font-size: 19px; }
.modal-close { position: absolute; top: 10px; right: 14px; border: none; background: none; font-size: 22px; color: var(--muted); cursor: pointer; line-height: 1; }
.modal input { width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: 10px; font-size: 14px; margin-bottom: 12px; box-sizing: border-box; }
.modal .cta-btn { width: 100%; text-align: center; margin-top: 4px; }
.auth-msg { color: #b91c1c; font-size: 13px; min-height: 18px; margin: 10px 0 0; }
.auth-switch { text-align: center; font-size: 13px; color: var(--muted); margin: 12px 0 0; }
.auth-switch a { color: var(--brand); cursor: pointer; }

/* 弹窗双标签 */
.auth-tabs { display: flex; gap: 6px; margin-bottom: 16px; }
.auth-tab { flex: 1; padding: 9px 0; border: 1px solid var(--line); background: #f6f8fb; color: var(--muted); border-radius: 10px; font-size: 14px; cursor: pointer; }
.auth-tab.active { background: var(--brand); color: #fff; border-color: var(--brand); font-weight: 600; }

/* WhatsApp 按钮（绿色） */
.wa-btn { width: 100%; text-align: center; background: #25D366; color: #fff; font-weight: 600; padding: 12px 22px; border-radius: 10px; font-size: 15px; border: none; cursor: pointer; margin-bottom: 12px; }
.wa-btn:disabled { opacity: .7; cursor: default; }
.auth-hint { font-size: 12.5px; margin: 0 0 8px; min-height: 16px; }
.auth-hint:empty { display: none; }