.page-products {
  --cat-gap: clamp(18px, 3vw, 30px);
  display: block;
}

/* 面包屑 */
.page-products .breadcrumb {
  padding: 16px 0 4px;
  font-size: 13px;
}
.page-products .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

/* 首屏 */
.page-products .cat-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 80% at 88% 0%, rgba(79, 195, 217, .16), transparent 60%),
    radial-gradient(90% 70% at 4% 100%, rgba(224, 58, 58, .16), transparent 65%),
    var(--ink);
  border-bottom: var(--line-bold) solid var(--ink-deep);
  padding: clamp(30px, 6vw, 66px) 0 clamp(26px, 4vw, 46px);
}
.page-products .cat-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
  background: linear-gradient(90deg, var(--red) 0 33%, var(--yellow) 33% 66%, var(--green) 66% 100%);
}
.page-products .cat-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 130px;
  background-image: repeating-linear-gradient(90deg, rgba(244, 240, 230, .08) 0 1px, transparent 1px 62px);
  pointer-events: none;
}
.page-products .cat-hero-inner {
  position: relative;
  z-index: 1;
}
.page-products .cat-kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--yellow);
  text-transform: uppercase;
}
.page-products .cat-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 58px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--paper);
  margin: 12px 0 14px;
  max-width: 14em;
}
.page-products .cat-lead {
  margin: 0;
  max-width: 36em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(244, 240, 230, .84);
}
.page-products .cat-stats {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.page-products .cat-stat {
  border: var(--line) solid rgba(244, 240, 230, .26);
  background: rgba(42, 51, 66, .62);
  padding: 10px 12px 12px;
}
.page-products .cat-stat b {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(19px, 3vw, 28px);
  line-height: 1.1;
  color: var(--paper);
}
.page-products .cat-stat span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: .04em;
  color: rgba(244, 240, 230, .68);
}

/* 目录主体 */
.page-products .catalog-shell {
  padding-top: clamp(22px, 4vw, 40px);
  padding-bottom: clamp(34px, 6vw, 66px);
}
.page-products .index-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding: 14px;
  background: var(--panel-2);
  border: var(--line) solid var(--ink-deep);
  border-left: 6px solid var(--clay);
}
.page-products .index-chip {
  appearance: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  padding: 9px 14px;
  background: transparent;
  color: var(--paper);
  border: var(--line) solid rgba(244, 240, 230, .32);
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease), transform .18s var(--ease), border-color .18s var(--ease);
}
.page-products .index-chip:hover {
  background: rgba(244, 240, 230, .12);
}
.page-products .index-chip[aria-pressed="true"] {
  background: var(--red);
  border-color: var(--ink-deep);
  color: var(--paper);
  box-shadow: var(--shadow-hard-sm);
  transform: translate(-2px, -2px);
}

/* 功能展签卡 */
.page-products .exhibit-wall {
  display: grid;
  gap: var(--cat-gap);
}
.page-products .exhibit {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 26px);
  padding: clamp(16px, 2.4vw, 28px);
  background: var(--paper);
  border: var(--line-bold) solid var(--ink-deep);
  box-shadow: var(--shadow-hard);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}
.page-products .exhibit:hover {
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-lift);
}
.page-products .exhibit.is-hidden {
  display: none;
}
.page-products .exhibit-num {
  position: absolute;
  top: 6px;
  right: 12px;
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(11, 27, 51, .26);
  pointer-events: none;
}
.page-products .exhibit-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}
.page-products .exhibit-tag {
  align-self: flex-start;
}
.page-products .exhibit-body h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--ink);
}
.page-products .exhibit-body p {
  margin: 0;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--panel);
}
.page-products .exhibit-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-products .exhibit-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.66;
  color: var(--ink);
}
.page-products .exhibit-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 9px;
  height: 9px;
  background: var(--clay);
}
.page-products .exhibit-link-line a {
  color: var(--clay);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-products .exhibit-fold {
  margin-top: 2px;
}
.page-products .exhibit-toggle {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  font-family: var(--font-body);
  font-size: 13.5px;
  background: transparent;
  color: var(--ink);
  border: var(--line) solid var(--ink);
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease);
}
.page-products .exhibit-toggle:hover,
.page-products .exhibit-toggle[aria-expanded="true"] {
  background: var(--ink);
  color: var(--paper);
}
.page-products .toggle-mark {
  font-weight: 700;
}
.page-products .exhibit-more {
  margin-top: 12px;
  padding: 10px 14px;
  background: rgba(242, 194, 48, .14);
  border-left: 4px solid var(--yellow);
}
.page-products .exhibit-more p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--panel);
}
.js .page-products .exhibit-more {
  display: none;
}
.js .page-products .exhibit-more.is-open {
  display: block;
}
.page-products .exhibit-media {
  margin: 0;
  min-width: 0;
}
.page-products .exhibit-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--line) solid var(--ink-deep);
  background: var(--panel-2);
}

/* 会员权益 */
.page-products .tier-section {
  background: var(--paper);
  color: var(--ink);
  border-top: var(--line-bold) solid var(--ink-deep);
  border-bottom: var(--line-bold) solid var(--ink-deep);
  padding: clamp(34px, 6vw, 68px) 0;
}
.page-products .tier-head {
  max-width: 46em;
  margin-bottom: clamp(18px, 3vw, 26px);
}
.page-products .tier-kicker {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--clay);
}
.page-products .tier-head h2,
.page-products .help-copy h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 3.6vw, 38px);
  line-height: 1.16;
  letter-spacing: -.015em;
}
.page-products .tier-head h2 {
  color: var(--ink);
}
.page-products .tier-lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--panel);
}
.page-products .tier-media {
  margin: 0 0 clamp(20px, 3vw, 30px);
}
.page-products .tier-media img,
.page-products .help-media img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--line-bold) solid var(--ink);
}
.page-products .tier-table-wrap {
  background: var(--paper);
  border: var(--line-bold) solid var(--ink);
  box-shadow: var(--shadow-hard);
}
.page-products .tier-caption {
  padding: 12px 14px 0;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--steel);
}
.page-products .tier-table {
  width: 100%;
  border-collapse: collapse;
}
.page-products .tier-table th,
.page-products .tier-table td {
  padding: 12px 14px;
  text-align: left;
  border: var(--line) solid rgba(11, 27, 51, .5);
  vertical-align: top;
}
.page-products .tier-table thead th {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
}
.page-products .tier-table thead th:nth-child(2) {
  border-top: 6px solid var(--moss);
}
.page-products .tier-table thead th:nth-child(3) {
  border-top: 6px solid var(--clay);
}
.page-products .tier-table thead th:nth-child(4) {
  border-top: 6px solid var(--cyan);
}
.page-products .tier-table tbody th[scope="row"] {
  background: rgba(11, 27, 51, .05);
  font-size: 14.5px;
  font-weight: 700;
  color: var(--ink);
}
.page-products .tier-table tbody td {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--panel);
}
.page-products .tier-table tbody tr:hover td,
.page-products .tier-table tbody tr:hover th[scope="row"] {
  background: rgba(242, 194, 48, .16);
}
.page-products .tier-note {
  margin: clamp(16px, 2vw, 22px) 0 0;
  max-width: 48em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--panel);
}
.page-products .tier-note a {
  color: var(--clay);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 帮助与支持 */
.page-products .help-strip {
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-deep) 100%);
  padding: clamp(34px, 6vw, 68px) 0;
}
.page-products .help-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: center;
}
.page-products .help-copy h2 {
  color: var(--paper);
}
.page-products .help-copy > p {
  margin: 0 0 14px;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(244, 240, 230, .84);
}
.page-products .help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 4px 0 14px;
}
.page-products .help-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(244, 240, 230, .72);
}
.page-products .help-note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-products .help-media {
  margin: 0;
}
.page-products .help-media img {
  border-color: rgba(244, 240, 230, .3);
}

/* 响应式 */
@media (min-width: 620px) {
  .page-products .cat-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 899px) {
  .page-products .exhibit-media {
    order: -1;
  }
}

@media (min-width: 900px) {
  .page-products .exhibit {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    align-items: center;
  }
  .page-products .exhibit--flip .exhibit-body {
    order: 2;
  }
  .page-products .exhibit--flip .exhibit-media {
    order: 1;
  }
  .page-products .help-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }
}

@media (max-width: 719px) {
  .page-products .tier-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }
  .page-products .tier-table,
  .page-products .tier-table tbody,
  .page-products .tier-table tr,
  .page-products .tier-table th,
  .page-products .tier-table td {
    display: block;
    width: 100%;
  }
  .page-products .tier-table tr {
    margin: 0 12px 14px;
    border: var(--line-bold) solid var(--ink);
    box-shadow: var(--shadow-hard-sm);
  }
  .page-products .tier-table tbody th[scope="row"] {
    background: var(--ink);
    color: var(--paper);
    border: 0;
    font-size: 14px;
  }
  .page-products .tier-table tbody td {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    border: 0;
    border-top: 1px dashed rgba(11, 27, 51, .35);
  }
  .page-products .tier-table tbody td::before {
    content: attr(data-label);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: .06em;
    color: var(--steel);
  }
  .page-products .tier-table tr:hover td,
  .page-products .tier-table tr:hover th[scope="row"] {
    background: transparent;
  }
  .page-products .tier-table tr:hover th[scope="row"] {
    background: var(--ink);
  }
}