.page-products {
  overflow-x: clip;
  scroll-behavior: smooth;
}

.page-products a:focus-visible,
.page-products summary:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 6px;
}

.page-products .crumbs {
  padding-top: 26px;
}

/* ---------- 首屏 ---------- */

.page-products .rules-hero {
  position: relative;
  padding: 18px 0 56px;
}

.page-products .rules-hero__grid {
  display: grid;
  gap: 40px;
}

.page-products .rules-hero__visual {
  position: relative;
  max-width: 460px;
  margin: 0 auto;
  width: 100%;
}

.page-products .rules-hero__media {
  margin: 0;
  border-radius: calc(var(--radius) + 6px);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .rules-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 1300;
  object-fit: cover;
}

.page-products .flip-card {
  position: absolute;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 14px;
  background: var(--ink-2);
  border: 1px solid var(--violet-soft);
  border-radius: 14px;
  box-shadow: 0 0 26px rgba(124, 77, 255, 0.35);
}

.page-products .flip-card--a {
  top: 9%;
  left: 4%;
  transform: rotate(-3deg);
}

.page-products .flip-card--b {
  bottom: 11%;
  right: 3%;
  transform: rotate(2.5deg);
}

.page-products .flip-card__k {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.page-products .flip-card__v {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}

.page-products .rules-kicker {
  display: inline-block;
  margin: 0 0 14px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--teal);
}

.page-products .rules-hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(30px, 8vw, 46px);
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-products .rules-lead {
  margin: 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .board-list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .board-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 18px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .board-key {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.page-products .board-val {
  margin-left: auto;
  text-align: right;
  font-size: 15px;
  color: var(--text);
}

.page-products .rules-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

/* ---------- 数字锚点带 ---------- */

.page-products .anchor-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(124, 77, 255, 0.12), rgba(11, 10, 31, 0));
}

.page-products .anchor-strip__inner {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 14px;
  padding: 20px 0;
}

.page-products .anchor-num {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 14px;
  border: 1px solid transparent;
  border-radius: 14px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-products .anchor-num:hover,
.page-products .anchor-num:focus-visible {
  border-color: var(--violet-soft);
  background: rgba(124, 77, 255, 0.12);
}

.page-products .anchor-num__v {
  font-family: var(--font-display);
  font-size: clamp(38px, 10vw, 62px);
  font-weight: 700;
  line-height: 1;
  color: var(--violet);
}

.page-products .anchor-num--teal .anchor-num__v {
  color: var(--teal);
}

.page-products .anchor-num--gold .anchor-num__v {
  color: var(--gold);
}

.page-products .anchor-num--red .anchor-num__v {
  color: var(--red);
}

.page-products .anchor-num__l {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-dim);
}

/* ---------- 章节通用 ---------- */

.page-products .section {
  padding: 56px 0;
  scroll-margin-top: 24px;
}

.page-products .section-head {
  max-width: 66ch;
}

.page-products .section-index {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--violet-soft);
}

.page-products .section-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(22px, 5.4vw, 30px);
  line-height: 1.3;
  font-weight: 700;
  color: var(--text);
}

.page-products .section-lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .prose p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 叫分区间 ---------- */

.page-products .bid-wall {
  display: grid;
  gap: 20px;
  margin-top: 38px;
}

.page-products .bid-card {
  position: relative;
  padding: 24px 22px 22px;
  background: linear-gradient(160deg, var(--ink-2), rgba(11, 10, 31, 0.92));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.35s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-products .bid-card h3 {
  margin: 14px 0 10px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  color: var(--text);
}

.page-products .bid-card > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .bid-card .rule-list {
  margin: 16px 0 0;
}

.page-products .bid-card__note {
  margin: 14px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--violet-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .bid-figure {
  margin: 46px 0 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .bid-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 800;
  object-fit: cover;
}

/* ---------- 80 手节奏 ---------- */

.page-products .pace-banner {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 28px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(124, 77, 255, 0.18), rgba(34, 224, 192, 0.06));
}

.page-products .pace-banner__num {
  font-family: var(--font-display);
  font-size: clamp(72px, 24vw, 132px);
  font-weight: 700;
  line-height: 0.86;
  letter-spacing: -0.03em;
  color: var(--violet);
  text-shadow: 0 0 40px rgba(124, 77, 255, 0.55);
}

.page-products .pace-banner__meta p {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .pace-banner__unit {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--teal);
}

.page-products .pace-grid {
  display: grid;
  gap: 34px;
  margin-top: 44px;
}

.page-products .pace-copy .section-title {
  margin-top: 0;
}

.page-products .pace-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-products .pace-step {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .pace-step__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--teal);
  padding-top: 3px;
}

.page-products .pace-step h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.page-products .pace-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 开好友局 ---------- */

.page-products .open-grid {
  display: grid;
  gap: 32px;
  margin-top: 36px;
}

.page-products .open-figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .open-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 760;
  object-fit: cover;
}

.page-products .rule-list--lg .rule-row {
  padding: 14px 0;
}

.page-products .open-note {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 换桌上限 ---------- */

.page-products .swap-grid {
  display: grid;
  gap: 34px;
  margin-top: 36px;
}

.page-products .swap-row {
  display: grid;
  gap: 18px;
}

.page-products .swap-item {
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(22, 18, 58, 0.55);
}

.page-products .swap-ring {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  border: 2px solid var(--violet);
  background: rgba(124, 77, 255, 0.14);
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--violet);
  box-shadow: 0 0 22px rgba(124, 77, 255, 0.4);
}

.page-products .swap-ring--teal {
  border-color: var(--teal);
  background: rgba(34, 224, 192, 0.12);
  color: var(--teal);
  box-shadow: 0 0 22px rgba(34, 224, 192, 0.35);
}

.page-products .swap-ring--gold {
  border-color: var(--gold);
  background: rgba(255, 194, 75, 0.12);
  color: var(--gold);
  box-shadow: 0 0 22px rgba(255, 194, 75, 0.32);
}

.page-products .swap-item h3 {
  margin: 16px 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
}

.page-products .swap-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .swap-figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-products .swap-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

/* ---------- 禁手警示带 ---------- */

.page-products .foul-band {
  position: relative;
  margin-top: 24px;
  padding: 52px 0 56px;
  border-top: 1px solid rgba(255, 61, 104, 0.55);
  border-bottom: 1px solid rgba(255, 61, 104, 0.55);
  background:
    repeating-linear-gradient(
      135deg,
      rgba(255, 61, 104, 0.15) 0 14px,
      rgba(124, 77, 255, 0.13) 14px 28px
    ),
    linear-gradient(180deg, rgba(11, 10, 31, 0.97), rgba(11, 10, 31, 0.88));
  scroll-margin-top: 24px;
}

.page-products .foul-band__inner {
  display: grid;
  gap: 30px;
}

.page-products .foul-figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255, 61, 104, 0.45);
}

.page-products .foul-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 700;
  object-fit: cover;
}

.page-products .foul-tag {
  display: inline-block;
  margin-bottom: 14px;
  padding: 6px 12px;
  border: 1px solid var(--red);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--red);
  background: rgba(255, 61, 104, 0.1);
}

.page-products .foul-body h2 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(21px, 5.2vw, 29px);
  line-height: 1.3;
  font-weight: 700;
  color: var(--text);
}

.page-products .foul-body > p {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .foul-details {
  border: 1px solid rgba(255, 61, 104, 0.4);
  border-radius: var(--radius);
  background: rgba(11, 10, 31, 0.72);
  padding: 4px 20px 18px;
}

.page-products .foul-summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--red);
}

.page-products .foul-summary::-webkit-details-marker {
  display: none;
}

.page-products .foul-summary::before {
  content: "▾ ";
  color: var(--violet-soft);
}

.page-products .foul-details:not([open]) .foul-summary::before {
  content: "▸ ";
}

.page-products .foul-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(255, 61, 104, 0.28);
}

.page-products .foul-list li {
  position: relative;
  padding: 12px 0 12px 22px;
  border-bottom: 1px solid rgba(46, 42, 87, 0.9);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.85;
  color: var(--text);
}

.page-products .foul-list li::before {
  content: "✕";
  position: absolute;
  left: 0;
  top: 12px;
  color: var(--red);
  font-size: 12px;
}

.page-products .foul-foot {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 6 类赛制 ---------- */

.page-products .format-switch {
  position: relative;
  margin-top: 36px;
}

.page-products .format-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .format-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.page-products .format-tab {
  cursor: pointer;
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(22, 18, 58, 0.7);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
  user-select: none;
}

.page-products .format-tab:hover {
  color: var(--text);
  border-color: var(--violet-soft);
}

.page-products .format-panel {
  display: none;
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(22, 18, 58, 0.95), rgba(11, 10, 31, 0.9));
}

.page-products .format-panel h3 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
}

.page-products .format-panel > p {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products #fmt-points:checked ~ .format-tabs label[for="fmt-points"],
.page-products #fmt-knockout:checked ~ .format-tabs label[for="fmt-knockout"],
.page-products #fmt-round:checked ~ .format-tabs label[for="fmt-round"],
.page-products #fmt-double:checked ~ .format-tabs label[for="fmt-double"],
.page-products #fmt-arena:checked ~ .format-tabs label[for="fmt-arena"],
.page-products #fmt-league:checked ~ .format-tabs label[for="fmt-league"] {
  color: var(--text);
  border-color: var(--violet);
  background: rgba(124, 77, 255, 0.22);
}

.page-products #fmt-knockout:checked ~ .format-tabs label[for="fmt-knockout"] {
  border-color: var(--red);
  background: rgba(255, 61, 104, 0.2);
}

.page-products #fmt-round:checked ~ .format-tabs label[for="fmt-round"],
.page-products #fmt-league:checked ~ .format-tabs label[for="fmt-league"] {
  border-color: var(--teal);
  background: rgba(34, 224, 192, 0.16);
}

.page-products #fmt-double:checked ~ .format-tabs label[for="fmt-double"],
.page-products #fmt-arena:checked ~ .format-tabs label[for="fmt-arena"] {
  border-color: var(--gold);
  background: rgba(255, 194, 75, 0.16);
}

.page-products #fmt-points:focus-visible ~ .format-tabs label[for="fmt-points"],
.page-products #fmt-knockout:focus-visible ~ .format-tabs label[for="fmt-knockout"],
.page-products #fmt-round:focus-visible ~ .format-tabs label[for="fmt-round"],
.page-products #fmt-double:focus-visible ~ .format-tabs label[for="fmt-double"],
.page-products #fmt-arena:focus-visible ~ .format-tabs label[for="fmt-arena"],
.page-products #fmt-league:focus-visible ~ .format-tabs label[for="fmt-league"] {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

.page-products #fmt-points:checked ~ .format-panels > .format-panel:nth-child(1),
.page-products #fmt-knockout:checked ~ .format-panels > .format-panel:nth-child(2),
.page-products #fmt-round:checked ~ .format-panels > .format-panel:nth-child(3),
.page-products #fmt-double:checked ~ .format-panels > .format-panel:nth-child(4),
.page-products #fmt-arena:checked ~ .format-panels > .format-panel:nth-child(5),
.page-products #fmt-league:checked ~ .format-panels > .format-panel:nth-child(6) {
  display: block;
}

/* ---------- 记录归档与版本 ---------- */

.page-products .records-grid {
  display: grid;
  gap: 20px;
  margin-top: 36px;
}

.page-products .records-panel h3 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
}

.page-products .records-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .records-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .records-list .mono {
  flex: 0 0 5.5em;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--teal);
  padding-top: 3px;
}

.page-products .records-foot {
  margin: 30px 0 0;
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-products .records-foot a {
  color: var(--violet-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-products .anchor-strip__inner {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: 26px 0;
  }

  .page-products .pace-banner {
    flex-direction: row;
    align-items: center;
    gap: 34px;
    padding: 34px 32px;
  }

  .page-products .pace-banner__num {
    flex: 0 0 auto;
  }

  .page-products .swap-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .records-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .crumbs {
    padding-top: 34px;
  }

  .page-products .rules-hero {
    padding: 26px 0 76px;
  }

  .page-products .rules-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
    align-items: center;
  }

  .page-products .rules-hero__visual {
    max-width: none;
    margin: 0;
  }

  .page-products .flip-card--a {
    left: -8%;
  }

  .page-products .flip-card--b {
    right: -6%;
  }

  .page-products .section {
    padding: 78px 0;
  }

  .page-products .bid-wall {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
    align-items: start;
    margin-top: 48px;
  }

  .page-products .bid-card--a {
    transform: rotate(-3deg) translateY(14px);
  }

  .page-products .bid-card--b {
    transform: rotate(1.5deg) translateY(-6px);
  }

  .page-products .bid-card--c {
    transform: rotate(-1.5deg) translateY(20px);
  }

  .page-products .bid-card:hover,
  .page-products .bid-card:focus-within {
    transform: rotate(0deg) translateY(0);
    border-color: var(--violet-soft);
    box-shadow: 0 0 32px rgba(124, 77, 255, 0.28);
    z-index: 2;
  }

  .page-products .bid-figure {
    margin-top: 64px;
  }

  .page-products .pace-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 48px;
    margin-top: 54px;
  }

  .page-products .open-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 46px;
    align-items: start;
  }

  .page-products .swap-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 46px;
    align-items: start;
  }

  .page-products .foul-band {
    padding: 68px 0 72px;
  }

  .page-products .foul-band__inner {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 46px;
    align-items: start;
  }

  .page-products .format-panel {
    padding: 32px 28px;
  }

  .page-products .records-grid {
    gap: 26px;
    margin-top: 46px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products {
    scroll-behavior: auto;
  }

  .page-products .bid-card,
  .page-products .anchor-num,
  .page-products .format-tab {
    transition: none;
  }

  .page-products .bid-card--a,
  .page-products .bid-card--b,
  .page-products .bid-card--c,
  .page-products .bid-card:hover,
  .page-products .bid-card:focus-within {
    transform: none;
  }
}
</final>
</final>