.page-products {
  --p-gap: clamp(26px, 4.5vw, 64px);
  --p-index-w: 172px;
  --p-stream: min(100%, 1040px);
  position: relative;
  display: block;
  padding: 0 var(--shell-pad) clamp(72px, 10vw, 140px);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-products .breadcrumb {
  padding-top: clamp(20px, 3vw, 34px);
}

/* ---------- 首屏 ---------- */

.page-products .products-hero {
  position: relative;
  padding: clamp(40px, 7vw, 92px) 0 clamp(34px, 5vw, 64px);
  border-bottom: var(--line);
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(146deg, rgba(63, 224, 208, 0.09) 0%, rgba(63, 224, 208, 0) 42%),
    linear-gradient(-24deg, rgba(154, 107, 255, 0.08) 0%, rgba(154, 107, 255, 0) 38%);
  pointer-events: none;
}

.page-products .products-hero > * {
  position: relative;
  z-index: 1;
}

.page-products .products-hero h1 {
  margin: 14px 0 22px;
  max-width: 17ch;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(32px, 5.4vw, 72px);
  line-height: 1.2;
  letter-spacing: 0.075em;
}

.page-products .products-hero .lede {
  max-width: 36ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.95;
  color: var(--mist);
}

.page-products .products-hero .btn-row {
  margin-top: 30px;
}

.page-products .products-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 20px 18px;
  margin: clamp(34px, 5vw, 58px) 0 0;
  padding: 0;
}

.page-products .products-hero__stat {
  display: block;
  border-left: 2px solid var(--clay);
  padding-left: 14px;
}

.page-products .products-hero__stat dt {
  margin-bottom: 7px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist);
  opacity: 0.78;
}

.page-products .products-hero__stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2vw, 21px);
  letter-spacing: 0.02em;
  color: var(--paper);
}

/* ---------- 索引 + 内容骨架 ---------- */

.page-products .products-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--p-gap);
  margin-top: clamp(38px, 6vw, 76px);
}

.page-products .products-stream {
  min-width: 0;
  max-width: var(--p-stream);
}

.page-products .products-index {
  display: none;
}

/* ---------- 章节通用 ---------- */

.page-products .products-section {
  position: relative;
  padding-bottom: clamp(56px, 8vw, 108px);
  scroll-margin-top: 84px;
}

.page-products .products-section + .products-section {
  padding-top: clamp(46px, 7vw, 96px);
  border-top: var(--line);
}

.page-products .products-section__head {
  max-width: 60ch;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-products .products-section__head h2 {
  margin: 16px 0 16px;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.2vw, 40px);
  font-weight: 400;
  line-height: 1.36;
  letter-spacing: 0.045em;
  color: var(--paper);
}

.page-products .products-section__head .lede {
  margin: 0;
  max-width: 34ch;
  font-size: 16px;
  line-height: 1.9;
  color: var(--mist);
}

/* ---------- 卡片瀑布 ---------- */

.page-products .products-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.page-products .products-card {
  position: relative;
  padding: 24px;
  background: var(--panel);
  border: 2px solid var(--edge);
  border-radius: 0;
  box-shadow: var(--shadow-hard);
  transition: border-color 200ms ease, opacity 240ms ease;
}

.page-products .products-card:hover {
  border-color: var(--cyan);
}

.page-products .products-card .card__head {
  margin-bottom: 12px;
}

.page-products .products-card .card__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 500;
  line-height: 1.55;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-products .products-card .card__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--mist);
}

/* ---------- 键值列表 ---------- */

.page-products .products-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .products-list li {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--edge);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .products-list__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--amber);
}

/* ---------- 行内链接 ---------- */

.page-products .products-inline-link {
  display: inline-block;
  margin-top: 16px;
  padding-bottom: 2px;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 224, 208, 0.42);
}

.page-products .products-inline-link:hover {
  color: var(--amber);
  border-bottom-color: rgba(240, 180, 87, 0.5);
}

/* ---------- 图片容器 ---------- */

.page-products .products-media {
  margin: 0;
  border: 2px solid var(--edge);
  background: var(--ink);
  box-shadow: var(--shadow-hard-sm);
}

.page-products .products-media .media-frame__media {
  overflow: hidden;
}

.page-products .products-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .products-media .media-frame__cap {
  padding: 12px 16px;
  border-top: 1px solid var(--edge);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
  opacity: 0.8;
}

/* ---------- 对照表 ---------- */

.page-products .products-table-hint {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  opacity: 0.85;
}

.page-products .products-table-wrap {
  position: relative;
  border: 2px solid var(--edge);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
}

.page-products .products-table-wrap::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 42px;
  background: linear-gradient(to right, rgba(22, 32, 46, 0), var(--panel));
  pointer-events: none;
}

.page-products .products-table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .products-table-scroll:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-products .products-table {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .products-table__caption {
  padding: 14px 18px 9px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--mist);
  opacity: 0.75;
}

.page-products .products-table thead th {
  padding: 13px 18px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--cyan);
  background: var(--ink);
  border-bottom: 2px solid var(--cyan);
  white-space: nowrap;
}

.page-products .products-table tbody th,
.page-products .products-table tbody td {
  padding: 15px 18px;
  text-align: left;
  vertical-align: top;
  line-height: 1.75;
  color: var(--mist);
  border-bottom: 1px solid var(--edge);
}

.page-products .products-table tbody th {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--amber);
  white-space: nowrap;
}

.page-products .products-table tbody tr:nth-child(even) {
  background: rgba(43, 55, 70, 0.3);
}

.page-products .products-table tbody tr:last-child th,
.page-products .products-table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .products-table tbody th,
.page-products .products-table thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--panel);
}

.page-products .products-table thead th:first-child {
  z-index: 3;
  background: var(--ink);
}

.page-products .products-table tbody tr:nth-child(even) th {
  background: #1c2836;
}

/* ---------- 四步上手 ---------- */

.page-products .products-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .products-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  padding: 22px 20px;
  background: var(--panel);
  border: 2px solid var(--edge);
  border-radius: 0;
  box-shadow: var(--shadow-hard-sm);
  transition: border-color 200ms ease;
}

.page-products .products-step:hover {
  border-color: var(--violet);
}

.page-products .products-step__num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--amber);
  letter-spacing: 0.02em;
}

.page-products .products-step__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--paper);
}

.page-products .products-step__body p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--mist);
}

.page-products .products-step__result {
  margin: 0 !important;
  padding-left: 12px;
  border-left: 2px solid var(--moss);
  font-family: var(--font-mono);
  font-size: 12.5px !important;
  letter-spacing: 0.04em;
  color: var(--moss) !important;
  opacity: 0.95;
}

/* ---------- 结尾行动区 ---------- */

.page-products .products-cta {
  margin-top: clamp(34px, 5vw, 60px);
  padding: clamp(24px, 4vw, 40px);
  background:
    linear-gradient(120deg, rgba(63, 224, 208, 0.08) 0%, rgba(154, 107, 255, 0.07) 100%),
    var(--panel);
  border: 2px solid var(--edge);
  border-left: 4px solid var(--cyan);
  box-shadow: var(--shadow-hard);
}

.page-products .products-cta h3 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.4vw, 26px);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-products .products-cta p {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--mist);
}

.page-products .products-cta .btn-row {
  margin-top: 24px;
}

/* ---------- 平板 ---------- */

@media (min-width: 720px) {
  .page-products .products-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px 28px;
  }

  .page-products .products-card--wide,
  .page-products .products-media--wide {
    grid-column: 1 / -1;
  }

  .page-products .products-cards > :nth-child(even):not(.products-card--wide):not(.products-media--wide) {
    margin-top: 38px;
  }

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

  .page-products .products-cta {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
  }

  .page-products .products-cta .btn-row {
    margin-top: 0;
    flex: 0 0 auto;
  }
}

/* ---------- 桌面：竖向索引常驻 ---------- */

@media (min-width: 1024px) {
  .page-products .products-shell {
    grid-template-columns: var(--p-index-w) minmax(0, 1fr);
    gap: clamp(30px, 4vw, 62px);
    align-items: start;
  }

  .page-products .products-index {
    display: block;
    position: sticky;
    top: 84px;
    padding-left: 16px;
    border-left: 2px solid var(--edge);
  }

  .page-products .products-index__title {
    margin: 0 0 16px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.24em;
    color: var(--mist);
    opacity: 0.7;
  }

  .page-products .products-index__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 4px;
  }

  .page-products .products-index__link {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 10px;
    align-items: baseline;
    padding: 9px 10px 9px 0;
    text-decoration: none;
    color: var(--mist);
    border-bottom: 1px solid rgba(43, 55, 70, 0.7);
    transition: color 200ms ease, border-color 200ms ease;
  }

  .page-products .products-index__link:hover,
  .page-products .products-index__link:focus-visible {
    color: var(--cyan);
    border-bottom-color: var(--cyan);
  }

  .page-products .products-index__num {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    color: var(--clay);
  }

  .page-products .products-index__label {
    font-size: 13.5px;
    letter-spacing: 0.06em;
  }

  .page-products .products-media--record,
  .page-products .products-media--account {
    margin-top: 0;
  }

  .page-products .products-cards {
    gap: 30px 32px;
  }
}

@media (min-width: 1280px) {
  .page-products .products-section__head {
    max-width: 66ch;
  }

  .page-products .products-step {
    padding: 26px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .products-card,
  .page-products .products-step,
  .page-products .products-index__link {
    transition: none;
  }
}