.page-products {
  --cat-zebra: #EDE7DA;
  background: var(--sand);
  color: var(--text);
}

/* ── 面包屑 ── */
.page-products .yt-breadcrumb {
  padding-top: 22px;
  padding-bottom: 14px;
  font-size: 13px;
  color: var(--stone);
}
.page-products .yt-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .yt-breadcrumb li {
  display: flex;
  align-items: center;
  font-family: var(--font-mono);
  letter-spacing: .04em;
}
.page-products .yt-breadcrumb li + li::before {
  content: "/";
  margin: 0 10px;
  color: var(--line);
}
.page-products .yt-breadcrumb a {
  color: var(--text-soft);
  text-decoration: none;
}
.page-products .yt-breadcrumb a:hover { color: var(--grass); }
.page-products .yt-breadcrumb [aria-current="page"] { color: var(--grass); }

/* ── 首屏 ── */
.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--sand);
}
.page-products .prod-hero__bg {
  position: absolute;
  inset: 0;
}
.page-products .prod-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
}
.page-products .prod-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15,26,20,.5) 0%, rgba(15,26,20,.86) 62%, var(--ink) 100%);
}
.page-products .prod-hero__inner {
  position: relative;
  padding-top: clamp(40px, 8vw, 76px);
  padding-bottom: clamp(40px, 7vw, 72px);
}
.page-products .prod-hero .yt-eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ref);
}
.page-products .prod-hero .yt-display {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(46px, 13vw, 132px);
  line-height: .86;
  letter-spacing: -.02em;
  color: var(--paper);
}
.page-products .prod-hero .yt-lead {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(16px, 2.4vw, 19px);
  line-height: 1.75;
  color: #D4CEC1;
}

/* 目录条目 */
.page-products .prod-index {
  display: grid;
  gap: 1px;
  margin: clamp(28px, 5vw, 48px) 0 0;
  padding: 0;
  list-style: none;
}
.page-products .prod-index__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 2px 14px;
  padding: 16px 18px;
  background: rgba(22, 38, 28, .72);
  border-left: 3px solid var(--grass);
  color: var(--sand);
  text-decoration: none;
  backdrop-filter: blur(8px);
  transition: background .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);
}
.page-products .prod-index__item:hover,
.page-products .prod-index__item:focus-visible {
  background: rgba(46, 107, 63, .6);
  border-left-color: var(--ref);
  transform: translateX(3px);
}
.page-products .prod-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--moss);
}
.page-products .prod-index__name {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.25;
  letter-spacing: -.01em;
}
.page-products .prod-index__desc {
  grid-column: 2;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: #AFA99C;
}
@media (min-width: 780px) {
  .page-products .prod-index { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ── 正文骨架 ── */
.page-products .prod-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 6vw, 52px);
  padding-top: clamp(40px, 6vw, 76px);
  padding-bottom: clamp(48px, 7vw, 88px);
}
@media (min-width: 1024px) {
  .page-products .prod-body {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 72px);
  }
}

/* 左栏索引 */
.page-products .prod-rail { display: none; }
@media (min-width: 1024px) {
  .page-products .prod-rail {
    display: block;
    position: sticky;
    top: 124px;
    align-self: start;
  }
}
.page-products .yt-rail__title {
  margin: 0 0 12px;
  padding-left: 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--stone);
}
.page-products .yt-rail__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}
.page-products .yt-rail__item a {
  display: block;
  padding: 10px 12px 10px 16px;
  border-left: 2px solid var(--line);
  font-size: 14.5px;
  line-height: 1.45;
  color: var(--text-soft);
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
}
.page-products .yt-rail__item a:hover { color: var(--ink); border-left-color: var(--moss); }
.page-products .yt-rail__item.is-active a,
.page-products .yt-rail__item a.is-active {
  color: var(--ink);
  border-left-color: var(--grass);
  background: rgba(46, 107, 63, .13);
  font-weight: 600;
}

/* ── 章节 ── */
.page-products .prod-section { margin-top: clamp(46px, 8vw, 84px); }
.page-products .prod-flow > :first-child { margin-top: 0; }

.page-products .yt-eyebrow--dark {
  display: block;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--grass);
}
.page-products .prod-h2 {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(28px, 5.4vw, 46px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--ink);
}
.page-products .prod-intro {
  max-width: 66ch;
  margin: 0 0 26px;
  font-size: 17px;
  line-height: 1.78;
  color: var(--text-soft);
}
.page-products .prod-intro a,
.page-products .prod-note a,
.page-products .prod-band a {
  color: var(--grass);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-products .prod-note {
  max-width: 68ch;
  margin: 20px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-soft);
}

/* 图片 */
.page-products .prod-media { margin: 0 0 30px; }
.page-products .yt-media { display: block; }
.page-products .yt-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  object-fit: cover;
}
.page-products .yt-media__cap {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone);
}

/* 字段清单 */
.page-products .prod-fields {
  margin: 0;
  border-top: 1px solid var(--line);
}
.page-products .prod-field {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 3px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 700px) {
  .page-products .prod-field {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 0 24px;
    align-items: baseline;
  }
}
.page-products .prod-field dt {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--grass);
}
.page-products .prod-field dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--text-soft);
}

/* 深色说明带 */
.page-products .prod-band {
  margin-top: 30px;
  padding: clamp(20px, 3.6vw, 30px) clamp(18px, 3.4vw, 32px);
  background: var(--ink-2);
  border-left: 4px solid var(--ref);
  color: var(--sand);
}
.page-products .prod-band__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-products .prod-band p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: #CBC5B7;
}
.page-products .prod-band a { color: var(--ref); }

/* 分隔带 */
.page-products .prod-divider {
  display: grid;
  gap: 4px;
  margin: clamp(40px, 7vw, 72px) 0 0;
  padding: 16px clamp(16px, 3vw, 24px);
  background: var(--ink);
  border-left: 3px solid var(--grass);
}
.page-products .prod-divider__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--moss);
}
.page-products .prod-divider p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.68;
  color: #C6C0B2;
}

/* ── 表格 ── */
.page-products .yt-table-wrap {
  margin-top: 4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line);
  background: var(--paper);
}
.page-products .prod-table-cap {
  padding: 12px 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--stone);
  border-bottom: 1px solid var(--line);
}
.page-products .yt-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}
.page-products .yt-table th,
.page-products .yt-table td {
  padding: 13px 16px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
}
.page-products .yt-table thead th {
  background: var(--ink-2);
  color: var(--sand);
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .08em;
  cursor: pointer;
  user-select: none;
}
.page-products .yt-table thead th:hover { color: var(--ref); }
.page-products .yt-table tbody tr { background: var(--paper); }
.page-products .yt-table tbody tr:nth-child(even) { background: var(--cat-zebra); }
.page-products .yt-table tbody td:first-child {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--red);
}
.page-products .yt-table tbody td:last-child { color: var(--text-soft); }
@media (max-width: 719px) {
  .page-products .yt-table th:first-child,
  .page-products .yt-table td:first-child {
    position: sticky;
    left: 0;
    z-index: 2;
    background: inherit;
  }
  .page-products .yt-table thead th:first-child { background: var(--ink-2); }
}

/* ── 折叠面板 ── */
.page-products .prod-folds {
  margin-top: 6px;
  border-top: 1px solid var(--line);
}
.page-products .yt-fold {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.page-products .yt-fold > summary {
  position: relative;
  padding: 17px 52px 17px 18px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -.01em;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}
.page-products .yt-fold > summary::-webkit-details-marker { display: none; }
.page-products .yt-fold > summary:hover { background: rgba(46, 107, 63, .07); }
.page-products .yt-fold > summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  color: var(--grass);
}
.page-products .yt-fold[open] > summary::after { content: "–"; }
.page-products .yt-fold__body {
  display: grid;
  gap: 10px;
  padding: 0 18px 20px;
}
.page-products .yt-fold__body p {
  margin: 0;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.74;
  color: var(--text-soft);
}

/* ── 分段切换 ── */
.page-products .yt-tabs {
  position: relative;
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  margin-bottom: 24px;
  background: rgba(15, 26, 20, .07);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.page-products .yt-tab {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 9px 20px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 16.5px;
  letter-spacing: .01em;
  color: var(--text-soft);
  border-radius: 3px;
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease);
}
.page-products .yt-tab:hover { color: var(--ink); }
.page-products .yt-tab[aria-selected="true"] {
  background: var(--grass);
  color: var(--paper);
}
.page-products .yt-tabs__ind { display: none; }
.page-products .yt-panelbox { margin-top: 4px; }

/* 场馆卡片 */
.page-products .prod-venue-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}
@media (min-width: 760px) {
  .page-products .prod-venue-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
.page-products .prod-venue {
  padding: 20px 19px 22px;
  background: var(--paper);
  border-top: 4px solid var(--grass);
}
.page-products .prod-venue--wood { border-top-color: var(--wood); }
.page-products .prod-venue__name {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -.01em;
  color: var(--ink);
}
.page-products .prod-venue__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--stone);
}
.page-products .prod-venue__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}
.page-products .prod-venue__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--text-soft);
}
.page-products .prod-venue__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 2px;
  background: var(--moss);
}
.page-products .prod-venue--wood .prod-venue__list li::before { background: var(--wood); }

/* ── 角色路径 ── */
.page-products .prod-roles-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 28px);
}
@media (min-width: 900px) {
  .page-products .prod-roles-layout {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: start;
  }
}
.page-products .prod-roles {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}
@media (min-width: 700px) {
  .page-products .prod-roles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.page-products .prod-role {
  padding: 20px 20px 22px;
  background: var(--paper);
  border-left: 3px solid var(--grass);
}
.page-products .prod-role:nth-child(2) { border-left-color: var(--moss); }
.page-products .prod-role:nth-child(3) { border-left-color: var(--wood); }
.page-products .prod-role:nth-child(4) { border-left-color: var(--ref); }
.page-products .prod-role__name {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -.01em;
  line-height: 1.25;
  color: var(--ink);
}
.page-products .prod-role p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text-soft);
}
.page-products .prod-role a {
  color: var(--grass);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-products .prod-roles-media { margin: 0; }
.page-products .prod-roles-media img { border-radius: var(--radius); }

/* ── 收尾 ── */
.page-products .prod-cta {
  background: var(--ink);
  color: var(--sand);
  border-top: 4px solid var(--grass);
}
.page-products .prod-cta__inner {
  padding-top: clamp(44px, 7vw, 80px);
  padding-bottom: clamp(44px, 7vw, 80px);
}
.page-products .prod-cta__title {
  margin: 0 0 14px;
  max-width: 22ch;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(28px, 5.4vw, 50px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--paper);
}
.page-products .prod-cta__text {
  max-width: 56ch;
  margin: 0 0 28px;
  font-size: 16.5px;
  line-height: 1.75;
  color: #C6C0B2;
}
.page-products .yt-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-products .yt-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: .01em;
  text-decoration: none;
  border-radius: var(--radius);
  background: var(--grass);
  color: var(--paper);
  border: 1px solid transparent;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}
.page-products .yt-btn:hover { background: var(--moss); }
.page-products .prod-cta .yt-btn--ghost {
  background: transparent;
  color: var(--sand);
  border-color: rgba(232, 227, 217, .45);
}
.page-products .prod-cta .yt-btn--ghost:hover {
  background: rgba(232, 227, 217, .12);
  color: var(--paper);
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-index__item,
  .page-products .yt-tab,
  .page-products .yt-btn,
  .page-products .yt-rail__item a {
    transition: none;
  }
  .page-products .prod-index__item:hover,
  .page-products .prod-index__item:focus-visible {
    transform: none;
  }
}