/* 贵金属矩阵行情：手机横滑 + 左列固定；桌面多列；TV 大字 */
:root {
  --hq-bg: #ffffff;
  --hq-ink: #1a1a1a;
  --hq-muted: #999999;
  --hq-line: #e8e8e8;
  --hq-head: #f5f5f5;
  --hq-accent: #f5a623;
  --hq-up: #16a34a;
  --hq-down: #ef4444;
  --hq-live: #22c55e;
  --hq-name-w: 5.6rem;
  --hq-col-w: 7.2rem;
  --hq-pad: 10px;
  --hq-title: 1.25rem;
  --hq-head-fs: 0.82rem;
  --hq-name-fs: 0.9rem;
  --hq-price-fs: 0.98rem;
  --hq-lab-fs: 0.68rem;
  --hq-chg-fs: 0.72rem;
  --hq-row-pad: 10px 8px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--hq-bg);
  color: var(--hq-ink);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    "Noto Sans SC", system-ui, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.hq-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  max-width: 1400px;
  margin: 0 auto;
}

.hq-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 14px 10px;
  flex-shrink: 0;
}

.hq-top h1 {
  margin: 0;
  font-size: var(--hq-title);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.hq-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--hq-muted);
  white-space: nowrap;
}

.hq-status .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #d1d5db;
  flex-shrink: 0;
}

.hq-status.live .dot {
  background: var(--hq-live);
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.22);
}

.hq-status .sep {
  width: 1px;
  height: 12px;
  background: #ddd;
}

.hq-wrap {
  flex: 1;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  border-top: 1px solid var(--hq-line);
  border-bottom: 1px solid var(--hq-line);
  position: relative;
}

.hq-table {
  border-collapse: separate;
  border-spacing: 0;
  width: max-content;
  min-width: 100%;
  table-layout: fixed;
}

.hq-table th,
.hq-table td {
  border-right: 1px solid var(--hq-line);
  border-bottom: 1px solid var(--hq-line);
  vertical-align: middle;
}

.hq-table thead th {
  position: sticky;
  top: 0;
  z-index: 3;
  background: var(--hq-head);
  font-size: var(--hq-head-fs);
  font-weight: 600;
  color: #444;
  text-align: center;
  padding: 11px 6px;
  white-space: nowrap;
}

.hq-table .corner {
  left: 0;
  z-index: 5;
  width: var(--hq-name-w);
  min-width: var(--hq-name-w);
  max-width: var(--hq-name-w);
  box-shadow: 2px 0 0 var(--hq-accent);
}

.hq-table .mkt {
  width: var(--hq-col-w);
  min-width: var(--hq-col-w);
  max-width: var(--hq-col-w);
}

.hq-table .name {
  position: sticky;
  left: 0;
  z-index: 2;
  width: var(--hq-name-w);
  min-width: var(--hq-name-w);
  max-width: var(--hq-name-w);
  background: var(--hq-head);
  font-size: var(--hq-name-fs);
  font-weight: 700;
  text-align: center;
  padding: var(--hq-row-pad);
  box-shadow: 2px 0 0 var(--hq-accent);
}

.hq-table tbody td.cell {
  background: #fff;
  padding: var(--hq-row-pad);
}

.cell-inner {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-height: 3.6em;
  justify-content: center;
}

.row-px {
  display: flex;
  align-items: baseline;
  gap: 6px;
  line-height: 1.25;
}

.row-px .lab {
  font-size: var(--hq-lab-fs);
  color: var(--hq-muted);
  flex-shrink: 0;
  min-width: 1.8em;
}

.row-px .val {
  font-size: var(--hq-price-fs);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--hq-ink);
}

.row-px.bid .val {
  font-weight: 600;
}

/* 销售/回购价：涨绿跌红（与涨跌行一致） */
.row-px.up .val {
  color: var(--hq-up);
}
.row-px.down .val {
  color: var(--hq-down);
}
.row-px.flat .val {
  color: var(--hq-ink);
}

.row-chg {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  font-size: var(--hq-chg-fs);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  line-height: 1.3;
  margin-top: 1px;
}

.row-chg.up {
  color: var(--hq-up);
}
.row-chg.down {
  color: var(--hq-down);
}
.row-chg.flat {
  color: var(--hq-muted);
}

.cell-empty {
  color: #ccc;
  font-size: 0.95rem;
  text-align: center;
}

/* 价格变动闪背景：涨绿、跌红、平盘黑 */
.hq-table tbody td.cell {
  transition: background-color 0.05s linear;
}
.hq-table tbody td.cell.flash-up {
  animation: hqFlashUp 0.55s ease-out;
}
.hq-table tbody td.cell.flash-down {
  animation: hqFlashDown 0.55s ease-out;
}
.hq-table tbody td.cell.flash-flat {
  animation: hqFlashFlat 0.45s ease-out;
}
@keyframes hqFlashUp {
  0% {
    background-color: rgba(22, 163, 74, 0.42);
  }
  100% {
    background-color: #fff;
  }
}
@keyframes hqFlashDown {
  0% {
    background-color: rgba(239, 68, 68, 0.42);
  }
  100% {
    background-color: #fff;
  }
}
@keyframes hqFlashFlat {
  0% {
    background-color: rgba(26, 26, 26, 0.22);
  }
  100% {
    background-color: #fff;
  }
}

.hq-hint {
  text-align: center;
  padding: 12px 14px 18px;
  font-size: 0.78rem;
  color: var(--hq-muted);
  flex-shrink: 0;
}

.hq-hint .arrows {
  letter-spacing: 0.15em;
  margin-right: 4px;
}

.hq-note {
  text-align: center;
  padding: 0 14px 16px;
  font-size: 0.7rem;
  color: #bbb;
  line-height: 1.45;
}

.hq-nav {
  display: flex;
  gap: 10px;
  justify-content: center;
  padding: 0 14px 20px;
  flex-wrap: wrap;
}

.hq-nav a {
  color: #666;
  font-size: 0.8rem;
  text-decoration: none;
  border: 1px solid var(--hq-line);
  border-radius: 999px;
  padding: 6px 12px;
}

.hq-nav a:hover {
  border-color: var(--hq-accent);
  color: #333;
}

/* 平板 / 电脑：更宽列、可同时看到更多市场 */
@media (min-width: 768px) {
  :root {
    --hq-name-w: 6.5rem;
    --hq-col-w: 8.2rem;
    --hq-title: 1.45rem;
    --hq-price-fs: 1.05rem;
    --hq-chg-fs: 0.78rem;
    --hq-row-pad: 12px 10px;
  }
  .hq-top {
    padding: 18px 20px 12px;
  }
  .hq-hint {
    display: none;
  }
}

@media (min-width: 1100px) {
  :root {
    --hq-col-w: 9rem;
    --hq-name-w: 7rem;
  }
}

/* 大屏默认略放大 */
@media (min-width: 1600px) and (min-height: 900px) {
  :root {
    --hq-name-w: 8.5rem;
    --hq-col-w: 11rem;
    --hq-title: 2rem;
    --hq-head-fs: 1.15rem;
    --hq-name-fs: 1.25rem;
    --hq-price-fs: 1.45rem;
    --hq-lab-fs: 0.95rem;
    --hq-chg-fs: 1.05rem;
    --hq-row-pad: 18px 14px;
  }
}

/* TV 模式（?tv=1 或 body.tv）：远距离可读 */
body.tv {
  --hq-name-w: 9rem;
  --hq-col-w: 12rem;
  --hq-title: 2.2rem;
  --hq-head-fs: 1.25rem;
  --hq-name-fs: 1.35rem;
  --hq-price-fs: 1.6rem;
  --hq-lab-fs: 1.05rem;
  --hq-chg-fs: 1.15rem;
  --hq-row-pad: 22px 16px;
}

body.tv .hq-top {
  padding: 22px 28px 16px;
}
body.tv .hq-status {
  font-size: 1.05rem;
}
body.tv .hq-status .dot {
  width: 12px;
  height: 12px;
}
body.tv .hq-hint {
  display: none;
}