.page-products {
  --p-hair: 1px solid var(--ink-900);
  --p-soft: 1px solid var(--paper-200);
  background: var(--paper-0);
  color: var(--ink-900);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-products .cat-hero {
  padding: 12px 0 0;
  border-bottom: var(--p-hair);
}

.page-products .cat-hero__frame {
  position: relative;
  margin: 18px 0 0;
  padding: 26px 18px 26px;
  border: var(--p-hair);
  background: var(--paper-0);
}

.page-products .cat-hero__frame::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 30px;
  height: 30px;
  border-top: 3px solid var(--accent-600);
  border-left: 3px solid var(--accent-600);
  pointer-events: none;
}

.page-products .cat-hero__frame::after {
  content: "";
  position: absolute;
  right: -1px;
  bottom: -1px;
  width: 22px;
  height: 22px;
  border-bottom: 3px solid var(--accent-600);
  border-right: 3px solid var(--accent-600);
  pointer-events: none;
}

.page-products .cat-hero__eyebrow {
  margin: 16px 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent-600);
  text-transform: uppercase;
}

.page-products .cat-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 26px;
  line-height: 1.38;
  letter-spacing: 0.01em;
}

.page-products .cat-hero .lede {
  max-width: 68ch;
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-900);
}

.page-products .cat-hero__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
  padding: 0;
  border-top: var(--p-soft);
}

.page-products .cat-hero__fact {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 12px 18px 12px 0;
  margin-right: 18px;
  border-right: var(--p-soft);
}

.page-products .cat-hero__fact:last-child {
  border-right: 0;
  margin-right: 0;
}

.page-products .cat-hero__num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 600;
  color: var(--ink-900);
  letter-spacing: 0.02em;
}

.page-products .cat-hero__unit {
  font-size: 13px;
  color: var(--ink-500);
}

/* ---------- 主体两栏 ---------- */
.page-products .cat-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  padding-top: 8px;
  padding-bottom: 64px;
}

.page-products .cat-rail {
  padding: 18px 0 6px;
  border-bottom: var(--p-hair);
  margin-bottom: 8px;
}

.page-products .cat-rail__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-500);
  text-transform: uppercase;
}

.page-products .cat-rail__list {
  list-style: none;
  display: flex;
  gap: 14px;
  margin: 0;
  padding: 0 0 10px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .cat-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 5px 0;
  white-space: nowrap;
  font-size: 13px;
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast), color var(--t-fast);
}

.page-products .cat-rail__link:hover {
  border-bottom: 2px solid var(--accent-600);
  color: var(--accent-600);
}

.page-products .cat-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-500);
  transition: color var(--t-fast);
}

.page-products .cat-rail__link:hover .cat-rail__num {
  color: var(--accent-600);
}

/* ---------- 章节骨架 ---------- */
.page-products .cat-sec {
  padding: 44px 0 0;
  scroll-margin-top: 20px;
}

.page-products .cat-sec--tinted {
  margin-top: 44px;
  padding: 36px 0 36px;
  background: var(--paper-200);
  border-top: var(--p-hair);
  border-bottom: var(--p-hair);
}

.page-products .cat-sec__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.page-products .cat-sec__num {
  flex: none;
  padding: 2px 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  line-height: 1.5;
  color: var(--accent-600);
  border: 1px solid var(--accent-600);
}

.page-products .cat-sec__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 23px;
  line-height: 1.36;
  letter-spacing: 0.01em;
}

.page-products .cat-sec__rule {
  display: block;
  height: 5px;
  margin: 14px 0 22px;
  border-top: 1px solid var(--ink-900);
  background-image: repeating-linear-gradient(to right, var(--ink-900) 0 1px, transparent 1px 9px);
  background-repeat: repeat-x;
  background-size: 9px 4px;
}

.page-products .cat-sec__lead {
  max-width: 68ch;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-900);
}

.page-products .subhead {
  margin: 30px 0 12px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.5;
}

.page-products .index-line {
  margin: 30px 0 0;
  padding-top: 12px;
  border-top: var(--p-soft);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-500);
}

.page-products .index-line a {
  color: var(--rule-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .index-line a:hover {
  text-decoration-thickness: 2px;
}

/* ---------- 01 路径列表 ---------- */
.page-products .path-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--p-hair);
}

.page-products .path-row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 20px 0;
  border-bottom: var(--p-soft);
  transition: background var(--t-fast);
}

.page-products .path-row:hover {
  background: var(--accent-100);
}

.page-products .path-row__idx {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent-600);
  line-height: 1.3;
}

.page-products .path-row__text {
  grid-column: 2;
  min-width: 0;
}

.page-products .path-row__title {
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.55;
}

.page-products .path-row__text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-500);
}

.page-products .path-row__more {
  grid-column: 2;
  justify-self: start;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-900);
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-products .path-row__more:hover {
  color: var(--accent-600);
  border-bottom: 2px solid var(--accent-600);
}

/* ---------- 02 赛区索引 ---------- */
.page-products .region-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-products .region-grid__main {
  min-width: 0;
}

.page-products .region-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .region-table__caption {
  caption-side: top;
  text-align: left;
  padding-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-500);
  text-transform: uppercase;
}

.page-products .region-table th,
.page-products .region-table td {
  padding: 10px 10px;
  border-bottom: var(--p-soft);
  text-align: left;
  vertical-align: top;
  line-height: 1.72;
}

.page-products .region-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--ink-500);
  border-bottom: var(--p-hair);
}

.page-products .region-table tbody th {
  font-weight: 600;
  color: var(--ink-900);
}

.page-products .region-table tbody tr:nth-child(even) {
  background: var(--paper-200);
}

.page-products .region-table tbody td:last-child {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-600);
  white-space: nowrap;
}

.page-products .cat-note {
  margin-top: 20px;
}

.page-products .region-grid__figures {
  display: grid;
  gap: 20px;
}

/* ---------- 图片容器 ---------- */
.page-products .cat-fig {
  margin: 0;
}

.page-products .cat-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: var(--p-hair);
  background: var(--paper-0);
  object-fit: cover;
}

.page-products .cat-fig .media__caption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--ink-500);
  line-height: 1.6;
}

.page-products .cat-fig--banner {
  margin-bottom: 22px;
}

.page-products .cat-fig--flow {
  margin-top: 26px;
}

/* ---------- 03 订阅栏目 ---------- */
.page-products .sub-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--ink-900);
  border: var(--p-hair);
}

.page-products .sub-tile {
  background: var(--paper-0);
  padding: 16px 14px 18px;
  transition: background var(--t-fast), color var(--t-fast);
}

.page-products .sub-tile:hover {
  background: var(--accent-600);
  color: var(--paper-0);
}

.page-products .sub-tile__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--accent-600);
  transition: color var(--t-fast);
}

.page-products .sub-tile:hover .sub-tile__num {
  color: var(--paper-0);
}

.page-products .sub-tile__name {
  margin: 8px 0 8px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  font-family: var(--font-serif);
}

.page-products .sub-tile__desc {
  margin: 0 0 10px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink-500);
  transition: color var(--t-fast);
}

.page-products .sub-tile:hover .sub-tile__desc {
  color: var(--accent-100);
}

.page-products .sub-tile__cadence {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--teal-700);
  transition: color var(--t-fast);
}

.page-products .sub-tile:hover .sub-tile__cadence {
  color: var(--paper-0);
}

/* ---------- 04 阅读端 ---------- */
.page-products .reader-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-products .reader-grid__phone {
  max-width: 320px;
  margin: 0 auto;
}

.page-products .reader-grid__body {
  min-width: 0;
}

.page-products .cap-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--p-hair);
}

.page-products .cap-row {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 12px;
  border-bottom: var(--p-soft);
  border-left: 2px solid transparent;
  transition: border-left-color var(--t-fast), background var(--t-fast);
}

.page-products .cap-row:hover {
  border-left: 3px solid var(--accent-600);
  background: var(--paper-200);
}

.page-products .cap-row__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--accent-600);
  line-height: 1.9;
}

.page-products .cap-row__name {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
}

.page-products .cap-row__text p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-500);
}

.page-products .cap-list--muted .cap-row__num {
  color: var(--ink-500);
}

.page-products .cap-list--muted .cap-row__name {
  font-weight: 500;
  color: var(--ink-900);
}

/* ---------- 05 收藏规则 ---------- */
.page-products .fav-panel {
  border: var(--p-hair);
  background: var(--paper-0);
}

.page-products .fav-tabs {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: var(--p-hair);
}

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

.page-products .fav-tabs__chip {
  flex: 1 1 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 8px;
  font-size: 13px;
  color: var(--ink-900);
  cursor: pointer;
  border-right: var(--p-soft);
  border-bottom: var(--p-soft);
  background: var(--paper-0);
  transition: background var(--t-fast), color var(--t-fast);
}

.page-products .fav-tabs__chip:hover {
  background: var(--accent-100);
}

.page-products .fav-tabs__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-500);
  transition: color var(--t-fast);
}

.page-products .fav-tabs__input:checked + .fav-tabs__chip {
  background: var(--accent-600);
  color: var(--paper-0);
}

.page-products .fav-tabs__input:checked + .fav-tabs__chip .fav-tabs__num {
  color: var(--paper-0);
}

.page-products .fav-tabs__input:focus-visible + .fav-tabs__chip {
  outline: 2px solid var(--rule-700);
  outline-offset: -2px;
}

.page-products .fav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .fav-row {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 16px 14px;
  border-bottom: var(--p-soft);
  border-left: 3px solid transparent;
  transition: background var(--t-fast), border-left-color var(--t-fast), opacity var(--t-fast);
}

.page-products .fav-row:last-child {
  border-bottom: 0;
}

.page-products .fav-row__idx {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--accent-600);
  line-height: 1.9;
}

.page-products .fav-row__body {
  grid-column: 2;
  min-width: 0;
}

.page-products .fav-row__title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-serif);
  line-height: 1.55;
}

.page-products .fav-row__body p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--ink-500);
}

.page-products .fav-pick {
  grid-column: 2;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  cursor: pointer;
  user-select: none;
}

.page-products .fav-pick__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.page-products .fav-pick__box {
  position: relative;
  flex: none;
  width: 17px;
  height: 17px;
  border: 1px solid var(--ink-900);
  background: var(--paper-0);
  transition: background var(--t-fast), border-color var(--t-fast);
}

.page-products .fav-pick__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: solid var(--paper-0);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) scale(0);
  transform-origin: center;
  transition: transform var(--t-fast);
}

.page-products .fav-pick__input:checked + .fav-pick__box {
  background: var(--accent-600);
  border-color: var(--accent-600);
}

.page-products .fav-pick__input:checked + .fav-pick__box::after {
  transform: rotate(45deg) scale(1);
}

.page-products .fav-pick__input:focus-visible + .fav-pick__box {
  outline: 2px solid var(--rule-700);
  outline-offset: 2px;
}

.page-products .fav-pick__text {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--ink-500);
}

.page-products .fav-panel:has(#fav-g1:checked) .fav-row:not(.fav-row--1),
.page-products .fav-panel:has(#fav-g2:checked) .fav-row:not(.fav-row--2),
.page-products .fav-panel:has(#fav-g3:checked) .fav-row:not(.fav-row--3),
.page-products .fav-panel:has(#fav-g4:checked) .fav-row:not(.fav-row--4),
.page-products .fav-panel:has(#fav-g5:checked) .fav-row:not(.fav-row--5),
.page-products .fav-panel:has(#fav-g6:checked) .fav-row:not(.fav-row--6) {
  opacity: 0.42;
}

.page-products .fav-panel:has(#fav-g1:checked) .fav-row--1,
.page-products .fav-panel:has(#fav-g2:checked) .fav-row--2,
.page-products .fav-panel:has(#fav-g3:checked) .fav-row--3,
.page-products .fav-panel:has(#fav-g4:checked) .fav-row--4,
.page-products .fav-panel:has(#fav-g5:checked) .fav-row--5,
.page-products .fav-panel:has(#fav-g6:checked) .fav-row--6 {
  background: var(--paper-200);
  border-left-color: var(--accent-600);
}

/* ---------- 06 更新节奏 ---------- */
.page-products .cadence {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--p-hair);
}

.page-products .cadence__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0;
  border-bottom: var(--p-soft);
}

.page-products .cadence__when {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--paper-0);
  background: var(--ink-900);
  padding: 3px 9px;
  justify-self: start;
}

.page-products .cadence__title {
  margin: 4px 0 4px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
}

.page-products .cadence__what p {
  margin: 0;
  font-size: 14px;
  line-height: 1.82;
  color: var(--ink-500);
}

.page-products .pick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border: var(--p-hair);
  border-bottom: 0;
}

.page-products .pick-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 12px 14px;
  border-bottom: var(--p-soft);
  transition: background var(--t-fast);
}

.page-products .pick-row:nth-child(odd) {
  background: var(--paper-200);
}

.page-products .pick-row:hover {
  background: var(--accent-100);
}

.page-products .pick-row__id {
  font-size: 14px;
  color: var(--ink-900);
  line-height: 1.7;
}

.page-products .pick-row__to {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--accent-600);
}

/* ---------- 平板以上 ---------- */
@media (min-width: 640px) {
  .page-products .cat-hero__frame {
    padding: 34px 34px 30px;
  }

  .page-products .cat-hero h1 {
    font-size: 32px;
  }

  .page-products .cat-sec__title {
    font-size: 27px;
  }

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

  .page-products .path-row {
    grid-template-columns: 40px minmax(0, 1fr) auto;
    align-items: start;
  }

  .page-products .path-row__more {
    grid-column: 3;
    grid-row: 1;
    align-self: start;
    margin-top: 4px;
    white-space: nowrap;
  }

  .page-products .fav-row {
    grid-template-columns: 36px minmax(0, 1fr) auto;
    align-items: start;
  }

  .page-products .fav-pick {
    grid-column: 3;
    grid-row: 1;
    margin-top: 2px;
  }

  .page-products .cadence__row {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-products .cadence__when {
    justify-self: stretch;
    text-align: center;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-products .cat-layout {
    grid-template-columns: 158px minmax(0, 1fr);
    column-gap: 48px;
    align-items: start;
    padding-bottom: 96px;
  }

  .page-products .cat-rail {
    position: sticky;
    top: 76px;
    border-bottom: 0;
    padding-top: 48px;
    margin-bottom: 0;
  }

  .page-products .cat-rail__label {
    padding-bottom: 8px;
    border-bottom: var(--p-hair);
  }

  .page-products .cat-rail__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .cat-rail__link {
    padding: 9px 0;
    white-space: normal;
    border-bottom: var(--p-soft);
  }

  .page-products .cat-sec {
    padding-top: 72px;
  }

  .page-products .cat-sec--tinted {
    margin-top: 72px;
    padding: 56px 32px;
  }

  .page-products .cat-sec__title {
    font-size: 31px;
  }

  .page-products .cat-sec__lead {
    font-size: 17px;
  }

  .page-products .region-grid {
    grid-template-columns: minmax(0, 1fr) 356px;
    gap: 36px;
  }

  .page-products .region-grid__figures {
    padding-top: 4px;
  }

  .page-products .sub-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .sub-tile {
    padding: 20px 18px 22px;
  }

  .page-products .sub-tile__name {
    font-size: 17px;
  }

  .page-products .reader-grid {
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 44px;
  }

  .page-products .reader-grid__phone {
    margin: 0;
    max-width: none;
  }

  .page-products .fav-row {
    padding: 18px 20px;
  }

  .page-products .fav-row__body p {
    max-width: 62ch;
  }

  .page-products .path-row__text p {
    max-width: 62ch;
  }
}

@media (min-width: 1200px) {
  .page-products .region-grid {
    grid-template-columns: minmax(0, 1fr) 400px;
    gap: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition-duration: 0.01ms !important;
  }
}
</main>