/* 三合一聚合平台 · 深黑底 + 毛玻璃 + 蓝色唯一主点缀
   功能色：涨价/强调红 #ff6b6b、收藏琥珀 #ffb340，其余一律蓝/灰白。 */

:root {
  --bg: #04060a;
  --bg-2: #070b12;
  --glass: rgba(255, 255, 255, 0.045);
  --glass-strong: rgba(16, 22, 34, 0.82);
  --stroke: rgba(255, 255, 255, 0.09);
  --stroke-soft: rgba(255, 255, 255, 0.06);
  --hi: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  --text: #eef2f8;
  --text-2: #a7b1c2;
  --text-3: #6d7889;
  --blue: #165dff;
  --blue-bright: #5b93ff;
  --blue-soft: rgba(22, 93, 255, 0.16);
  --red: #ff6b6b;
  --amber: #ffb340;
  --radius: 20px;
  --radius-s: 14px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { color-scheme: dark; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* 背景环境光晕：克制的蓝色氛围光 */
.ambient {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(720px 420px at 18% -6%, rgba(22, 93, 255, 0.20), transparent 62%),
    radial-gradient(640px 420px at 88% 4%, rgba(22, 93, 255, 0.10), transparent 60%),
    radial-gradient(900px 700px at 50% 115%, rgba(22, 93, 255, 0.07), transparent 65%),
    linear-gradient(180deg, var(--bg-2), var(--bg) 340px);
}

/* ---------- 玻璃基元 ---------- */
.glass {
  background: var(--glass);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--hi), var(--shadow);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
}
.glass-strong {
  background: var(--glass-strong);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--hi), 0 30px 80px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
}

/* ---------- 顶栏 ---------- */
.nav {
  position: sticky; top: 12px; z-index: 50;
  margin: 12px auto 0; max-width: 1160px; width: calc(100% - 32px);
  border-radius: 999px; padding: 8px 10px 8px 14px;
}
.nav-inner { display: flex; align-items: center; gap: 18px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); flex-shrink: 0; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  background: linear-gradient(145deg, #2f7bff, var(--blue)); font-weight: 800; font-size: 17px; color: #fff;
  box-shadow: 0 6px 18px rgba(22, 93, 255, 0.45);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong { font-size: 15px; letter-spacing: 0.02em; }
.brand-text small { font-size: 11px; color: var(--text-3); }
.tabs { display: flex; gap: 4px; margin: 0 auto; }
.tab {
  border: 0; background: transparent; color: var(--text-2); cursor: pointer;
  font: inherit; font-size: 14px; padding: 8px 16px; border-radius: 999px; transition: all .18s;
}
.tab:hover { color: var(--text); }
.tab.active { background: var(--blue); color: #fff; box-shadow: 0 6px 16px rgba(22, 93, 255, 0.4); }
.auth-area { display: flex; gap: 8px; align-items: center; flex-shrink: 0; }
.auth-user { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-2); }
.auth-user .avatar {
  width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center;
  background: var(--blue-soft); color: var(--blue-bright); font-weight: 700; text-transform: uppercase;
}

/* ---------- 按钮 ---------- */
.btn {
  border: 1px solid var(--stroke); background: var(--glass); color: var(--text);
  font: inherit; font-size: 14px; padding: 8px 18px; border-radius: 999px; cursor: pointer;
  transition: all .18s; backdrop-filter: blur(10px);
}
.btn:hover { border-color: rgba(255,255,255,.2); transform: translateY(-1px); }
.btn:active { transform: scale(.98); }
.btn.primary { background: var(--blue); border-color: transparent; color: #fff; box-shadow: 0 8px 22px rgba(22, 93, 255, 0.38); }
.btn.primary:hover { background: #2f7bff; }
.btn.ghost { background: transparent; }
.btn.lg { padding: 12px 26px; font-size: 15px; }
.btn.block { width: 100%; padding: 12px; }

/* ---------- 布局 ---------- */
.wrap { max-width: 1160px; margin: 0 auto; padding: 28px 16px 40px; }
.page { display: none; }
.page.active { display: block; animation: pageIn .28s ease both; }
@keyframes pageIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.page-head h2 { font-size: 26px; letter-spacing: .01em; }
.page-sub { color: var(--text-3); font-size: 13px; margin-top: 4px; }
.section-title { font-size: 20px; margin: 34px 0 16px; }

/* ---------- Hero ---------- */
.hero { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; padding: 40px; overflow: hidden; position: relative; }
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(420px 260px at 85% 0%, rgba(22, 93, 255, 0.16), transparent 65%);
}
.eyebrow {
  display: inline-block; font-size: 12px; letter-spacing: .22em; color: var(--blue-bright);
  border: 1px solid rgba(91, 147, 255, .35); background: var(--blue-soft);
  padding: 4px 12px; border-radius: 999px; margin-bottom: 18px;
}
.hero h1 { font-size: 40px; line-height: 1.2; letter-spacing: .01em; margin-bottom: 14px; }
.hero p { color: var(--text-2); font-size: 15.5px; max-width: 34em; }
.hero-cta { display: flex; gap: 12px; margin-top: 26px; flex-wrap: wrap; }
.hero-visual { position: relative; min-height: 240px; }
.hv-card {
  position: absolute; border-radius: 18px; padding: 18px 20px;
  background: rgba(255, 255, 255, 0.06); border: 1px solid var(--stroke);
  box-shadow: var(--hi), 0 20px 44px rgba(0,0,0,.5);
  backdrop-filter: blur(16px); display: flex; flex-direction: column; gap: 2px;
}
.hv-main { left: 6%; top: 12%; width: 68%; }
.hv-float { right: 2%; bottom: 6%; width: 52%; }
.hv-label { font-size: 12px; color: var(--text-3); }
.hv-price { font-size: 34px; color: var(--blue-bright); font-variant-numeric: tabular-nums; }
.hv-card strong { font-size: 22px; font-variant-numeric: tabular-nums; }
.hv-card strong small { font-size: 13px; color: var(--text-2); }
.hv-sub { font-size: 12.5px; color: var(--text-2); }

/* 图片位占位（CSS 玻璃视觉，正式图迁移后替换为 <img>） */
.visual-slot {
  border-radius: var(--radius-s); border: 1px dashed rgba(255, 255, 255, 0.14);
  background:
    radial-gradient(300px 180px at 25% 20%, rgba(22, 93, 255, 0.25), transparent 70%),
    linear-gradient(150deg, rgba(255,255,255,.07), rgba(255,255,255,.015));
  overflow: hidden;
}
.visual-note {
  position: absolute; right: 10px; bottom: 8px; font-size: 11px; color: var(--text-3);
  background: rgba(0,0,0,.35); padding: 2px 8px; border-radius: 999px; letter-spacing: .08em;
}

/* ---------- 数据条 ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 22px; }
.stat-card { padding: 20px 22px; }
.stat-card .num { font-size: 30px; font-weight: 750; font-variant-numeric: tabular-nums; letter-spacing: .01em; }
.stat-card .num em { font-style: normal; color: var(--blue-bright); }
.stat-card .cap { color: var(--text-2); font-size: 13px; margin-top: 2px; }

/* ---------- 三栏模块卡 ---------- */
.module-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.module-card { overflow: hidden; cursor: pointer; transition: transform .2s, border-color .2s; padding: 0; }
.module-card:hover { transform: translateY(-3px); border-color: rgba(91, 147, 255, .4); }
.module-visual { position: relative; height: 150px; border: 0; border-radius: 0; border-bottom: 1px solid var(--stroke-soft); }
.vs-member { background: radial-gradient(300px 180px at 75% 20%, rgba(22,93,255,.28), transparent 70%), linear-gradient(150deg, rgba(255,255,255,.07), rgba(255,255,255,.015)); }
.vs-intel { background: radial-gradient(300px 180px at 50% 90%, rgba(22,93,255,.22), transparent 70%), linear-gradient(150deg, rgba(255,255,255,.07), rgba(255,255,255,.015)); }
.module-body { padding: 20px 22px 22px; }
.tag {
  display: inline-block; font-size: 12px; color: var(--blue-bright); background: var(--blue-soft);
  border: 1px solid rgba(91,147,255,.3); padding: 2px 10px; border-radius: 999px; margin-bottom: 10px;
}
.module-body h3 { font-size: 19px; margin-bottom: 6px; }
.module-body p { color: var(--text-2); font-size: 13.5px; }
.module-link { display: inline-block; margin-top: 14px; color: var(--blue-bright); font-size: 14px; font-weight: 600; }

/* ---------- 收藏条 ---------- */
.fav-strip { margin-top: 30px; padding: 20px 22px; }
.fav-strip h3 { font-size: 16px; margin-bottom: 10px; }
.fav-list { display: flex; flex-wrap: wrap; gap: 8px; }
.fav-chip {
  font-size: 13px; color: var(--text); background: rgba(255,255,255,.05);
  border: 1px solid var(--stroke); padding: 5px 12px; border-radius: 999px;
}
.fav-chip b { color: var(--amber); font-weight: 600; margin-right: 6px; }
.fav-empty { color: var(--text-3); font-size: 13.5px; }

/* ---------- 筛选 / 搜索 ---------- */
.chip-row { display: flex; gap: 8px; flex-wrap: wrap; margin: 18px 0 14px; }
.chip {
  border: 1px solid var(--stroke); background: var(--glass); color: var(--text-2);
  font: inherit; font-size: 13.5px; padding: 7px 16px; border-radius: 999px; cursor: pointer; transition: all .18s;
}
.chip .cnt { color: var(--text-3); margin-left: 6px; font-variant-numeric: tabular-nums; }
.chip.active { background: var(--blue); border-color: transparent; color: #fff; }
.chip.active .cnt { color: rgba(255,255,255,.75); }
.search-bar { display: flex; align-items: center; gap: 10px; padding: 4px 16px; border-radius: 999px; color: var(--text-3); }
.search-bar input {
  flex: 1; background: transparent; border: 0; outline: 0; color: var(--text);
  font: inherit; font-size: 14.5px; padding: 10px 0;
}
.search-bar input::placeholder { color: var(--text-3); }

/* ---------- 价格表 ---------- */
.table-card { margin-top: 16px; padding: 6px 0 10px; overflow-x: auto; }
.price-table { width: 100%; border-collapse: collapse; min-width: 760px; }
.price-table th {
  text-align: left; font-size: 12.5px; color: var(--text-3); font-weight: 600;
  padding: 14px 18px 10px; border-bottom: 1px solid var(--stroke-soft); white-space: nowrap;
}
.price-table td { padding: 15px 18px; border-bottom: 1px solid var(--stroke-soft); vertical-align: middle; }
.price-table tbody tr { transition: background .15s; }
.price-table tbody tr:hover { background: rgba(255,255,255,.03); }
.price-table tbody tr:last-child td { border-bottom: 0; }
.model-name { font-weight: 650; font-size: 15.5px; white-space: nowrap; }
.model-vendor { color: var(--text-3); font-size: 12.5px; }
.price-main { color: var(--blue-bright); font-size: 19px; font-weight: 750; font-variant-numeric: tabular-nums; white-space: nowrap; }
.price-main small { font-size: 12px; color: var(--text-3); font-weight: 500; }
.price-sub { color: var(--text-2); font-variant-numeric: tabular-nums; white-space: nowrap; }
.mult-badge {
  display: inline-block; font-size: 12.5px; color: var(--blue-bright); background: var(--blue-soft);
  border-radius: 8px; padding: 2px 9px; font-variant-numeric: tabular-nums; white-space: nowrap;
}
.shop-name { color: var(--text-2); font-size: 13.5px; white-space: nowrap; }
.table-note { color: var(--text-3); font-size: 12.5px; padding: 12px 18px 4px; }
.empty-note { color: var(--text-2); font-size: 14px; padding: 26px 18px; text-align: center; }

/* ---------- 收藏星 ---------- */
.star-btn {
  border: 1px solid var(--stroke); background: transparent; color: var(--text-3);
  width: 34px; height: 34px; border-radius: 10px; cursor: pointer; font-size: 16px; line-height: 1;
  display: grid; place-items: center; transition: all .15s; flex-shrink: 0;
}
.star-btn:hover { color: var(--amber); border-color: rgba(255, 179, 64, .5); }
.star-btn.on { color: var(--amber); border-color: rgba(255, 179, 64, .6); background: rgba(255, 179, 64, .1); }

/* ---------- 会员卡 ---------- */
.member-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 18px; }
.member-card { padding: 22px; position: relative; }
.member-top { display: flex; align-items: flex-start; gap: 12px; }
.prod-mark {
  width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center; flex-shrink: 0;
  background: linear-gradient(145deg, rgba(22,93,255,.35), rgba(22,93,255,.12));
  border: 1px solid rgba(91,147,255,.35); font-weight: 800; font-size: 13px; color: #dbe8ff; letter-spacing: .02em;
}
.member-top h3 { font-size: 17px; line-height: 1.35; }
.member-top .plan { color: var(--text-2); font-size: 13px; }
.member-top .star-btn { margin-left: auto; }
.member-price { margin-top: 16px; display: flex; align-items: baseline; gap: 8px; }
.member-price .amount { font-size: 30px; font-weight: 780; color: var(--blue-bright); font-variant-numeric: tabular-nums; }
.member-price .qi { color: var(--text-2); font-size: 13px; }
.member-meta { margin-top: 8px; color: var(--text-2); font-size: 13px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.save-badge { color: var(--red); font-weight: 650; }
.stock-bar { height: 5px; border-radius: 99px; background: rgba(255,255,255,.08); margin-top: 14px; overflow: hidden; }
.stock-bar i { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--blue), var(--blue-bright)); }
.member-foot { margin-top: 10px; color: var(--text-3); font-size: 12.5px; display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; }

/* ---------- 情报 ---------- */
.intel-list { display: flex; flex-direction: column; gap: 12px; margin-top: 18px; }
.intel-card { display: flex; gap: 16px; padding: 18px 20px; align-items: flex-start; }
.intel-rank {
  width: 38px; height: 38px; border-radius: 12px; flex-shrink: 0; display: grid; place-items: center;
  background: var(--blue-soft); border: 1px solid rgba(91,147,255,.3); color: var(--blue-bright);
  font-weight: 800; font-size: 16px; font-variant-numeric: tabular-nums;
}
.intel-main { flex: 1; min-width: 0; }
.intel-main h3 { font-size: 16.5px; line-height: 1.45; }
.intel-meta { margin-top: 5px; color: var(--text-2); font-size: 13px; display: flex; gap: 12px; flex-wrap: wrap; }
.intel-meta .board { color: var(--blue-bright); }
.intel-metrics { margin-top: 6px; color: var(--text-3); font-size: 12.5px; display: flex; gap: 14px; flex-wrap: wrap; }
.intel-metrics b { color: var(--amber); font-weight: 650; font-variant-numeric: tabular-nums; }

/* ---------- 页脚 ---------- */
.footer { max-width: 1160px; margin: 10px auto 0; padding: 26px 16px 44px; color: var(--text-2); font-size: 13px; border-top: 1px solid var(--stroke-soft); }
.footer .dim { color: var(--text-3); margin-top: 6px; font-size: 12.5px; }

/* ---------- 弹窗 ---------- */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 16px;
  background: rgba(2, 4, 8, 0.62); backdrop-filter: blur(6px);
}
.modal { width: 100%; max-width: 400px; padding: 28px; position: relative; }
.modal-close {
  position: absolute; top: 12px; right: 14px; border: 0; background: transparent; color: var(--text-3);
  font-size: 24px; cursor: pointer; line-height: 1;
}
.modal-close:hover { color: var(--text); }
.modal-tabs { display: flex; gap: 6px; background: rgba(255,255,255,.05); padding: 4px; border-radius: 999px; margin-bottom: 22px; }
.modal-tab { flex: 1; border: 0; background: transparent; color: var(--text-2); font: inherit; font-size: 14.5px; padding: 8px; border-radius: 999px; cursor: pointer; }
.modal-tab.active { background: var(--blue); color: #fff; }
.modal label { display: block; font-size: 13px; color: var(--text-2); margin-bottom: 14px; }
.modal input {
  display: block; width: 100%; margin-top: 6px; padding: 12px 14px; border-radius: 12px;
  border: 1px solid var(--stroke); background: rgba(255,255,255,.05); color: var(--text);
  font: inherit; font-size: 15px; outline: none;
}
.modal input:focus { border-color: var(--blue-bright); box-shadow: 0 0 0 3px rgba(22,93,255,.25); }
.form-error { color: var(--red); font-size: 13.5px; margin-bottom: 12px; }
.form-hint { color: var(--text-3); font-size: 12.5px; margin-top: 14px; text-align: center; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%); z-index: 120;
  background: var(--glass-strong); border: 1px solid var(--stroke); color: var(--text);
  padding: 10px 20px; border-radius: 999px; font-size: 14px; box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; padding: 28px 22px; }
  .hero h1 { font-size: 31px; }
  .hero-visual { min-height: 190px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .module-grid, .member-grid { grid-template-columns: 1fr; }
  .nav { border-radius: 24px; }
  .nav-inner { flex-wrap: wrap; }
  .tabs { order: 3; width: 100%; overflow-x: auto; }
  .tab { white-space: nowrap; }
  .brand-text small { display: none; }
}