.page-products {
  background: var(--night);
  color: var(--edge);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-products .feat-hero {
  position: relative;
  padding: 28px 0 60px;
  border-bottom: var(--rule);
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(217, 255, 75, 0.09), transparent 58%),
    radial-gradient(90% 70% at 100% 100%, rgba(255, 122, 26, 0.12), transparent 60%),
    linear-gradient(180deg, var(--deep) 0%, var(--night) 78%);
}

.page-products .feat-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: end;
}

.page-products .feat-hero__kicker {
  margin: 20px 0 14px;
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--fluo);
}

.page-products .feat-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 8vw, 82px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-products .feat-hero__lead {
  margin: 0 0 26px;
  max-width: 48ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--edge);
  opacity: 0.9;
}

.page-products .feat-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 34px;
}

.page-products .feat-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  border-top: var(--rule);
  border-bottom: var(--rule);
}

.page-products .feat-hero__stat {
  padding: 14px 10px 14px 0;
  border-right: 1px solid rgba(46, 107, 82, 0.45);
}

.page-products .feat-hero__stat:last-child {
  border-right: 0;
}

.page-products .feat-hero__stat dt {
  font-family: var(--font-index);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--grey);
  margin-bottom: 6px;
}

.page-products .feat-hero__stat dd {
  margin: 0;
  font-size: 13px;
  color: var(--edge);
}

.page-products .feat-hero__num {
  font-family: var(--font-index);
  font-size: 26px;
  font-weight: 700;
  color: var(--fluo);
  margin-right: 4px;
}

.page-products .feat-hero__media {
  margin: 0;
  border: var(--rule);
  background: var(--turf);
}

.page-products .feat-hero__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 主体两栏 ---------- */
.page-products .feat-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  padding-top: 56px;
  padding-bottom: 96px;
}

/* ---------- 左侧功能刻度 ---------- */
.page-products .feat-toc {
  border-top: var(--rule);
  padding-top: 14px;
}

.page-products .feat-toc__head {
  margin: 0 0 12px;
  font-family: var(--font-index);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--grey);
}

.page-products .feat-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .feat-toc__item {
  flex: 0 0 auto;
}

.page-products .feat-toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid var(--turf-line);
  border-radius: 2px;
  color: var(--grey);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.16s ease, background 0.16s ease, border-color 0.16s ease;
}

.page-products .feat-toc__link:hover,
.page-products .feat-toc__link:focus-visible {
  color: var(--paper);
  border-color: var(--edge);
}

.page-products .feat-toc__no {
  font-family: var(--font-index);
  font-size: 11px;
  color: var(--turf-line);
}

.page-products .feat-toc__link[data-active] {
  background: var(--fluo);
  border-color: var(--fluo);
  color: var(--night);
}

.page-products .feat-toc__link[data-active] .feat-toc__no {
  color: var(--turf);
}

/* ---------- 功能块 ---------- */
.page-products .feat-flow {
  min-width: 0;
}

.page-products .feat-block {
  border-top: 1px solid var(--turf-line);
  padding: 26px 0 54px;
  scroll-margin-top: 108px;
}

.page-products .feat-block--panel {
  background: linear-gradient(180deg, rgba(23, 64, 47, 0.55), rgba(23, 64, 47, 0.12));
  border: var(--rule);
  border-top: 1px solid var(--turf-line);
  padding: 28px 22px 46px;
}

.page-products .feat-block--deep {
  background: linear-gradient(180deg, rgba(7, 19, 34, 0.9), rgba(12, 31, 25, 0.4));
  border: var(--rule);
  padding: 0 0 46px;
}

.page-products .feat-block--deep .feat-block__title,
.page-products .feat-block--deep .feat-block__lead,
.page-products .feat-block--deep .feat-block__note,
.page-products .feat-block--deep .feat-table-wrap,
.page-products .feat-block--deep .label--stoppage,
.page-products .feat-block--deep .feat-tags {
  margin-left: 22px;
  margin-right: 22px;
}

.page-products .feat-block--narrow {
  max-width: 760px;
}

.page-products .feat-block__label {
  display: inline-block;
  margin-bottom: 16px;
  background: var(--paper);
  color: var(--night);
  border: 1px solid var(--night);
}

.page-products .feat-block__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.6vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .feat-block__lead {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--edge);
  opacity: 0.88;
}

.page-products .feat-block__lead--gap {
  margin-top: 20px;
}

.page-products .feat-block__note {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--grey);
}

.page-products .feat-block__note--tight {
  margin-top: 10px;
}

.page-products .feat-block__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-products .feat-inline-link {
  color: var(--fluo);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .feat-block__media {
  margin: 0;
  border: var(--rule);
  background: var(--turf);
}

.page-products .feat-block__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .feat-block__banner {
  margin: 0 0 26px;
  border: 0;
  border-bottom: var(--rule);
  background: var(--deep);
}

.page-products .feat-block__banner .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 宽窄交替 ---------- */
.page-products .feat-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: start;
}

.page-products .feat-split__main {
  min-width: 0;
}

.page-products .feat-split__side {
  min-width: 0;
}

/* ---------- 大字号结论 ---------- */
.page-products .feat-figure {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 22px 0 10px;
  padding-top: 16px;
  border-top: var(--rule);
}

.page-products .feat-figure__num {
  font-family: var(--font-index);
  font-weight: 700;
  font-size: clamp(44px, 9vw, 88px);
  line-height: 0.88;
  letter-spacing: -0.03em;
  color: var(--fluo);
}

.page-products .feat-figure__unit {
  font-size: 13px;
  line-height: 1.6;
  color: var(--grey);
}

/* ---------- 角球弧线示意 ---------- */
.page-products .arc-dial {
  position: relative;
  width: 100%;
  max-width: 320px;
  aspect-ratio: 2 / 1;
  margin-bottom: 10px;
}

.page-products .arc-dial__half {
  position: absolute;
  inset: 0;
  border: 1px solid var(--turf-line);
  border-bottom: 0;
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
  background: linear-gradient(180deg, rgba(217, 255, 75, 0.08), transparent 85%);
}

.page-products .arc-dial__dot {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--arc);
  box-shadow: 0 0 0 4px rgba(255, 122, 26, 0.16);
}

.page-products .arc-dial__dot--a {
  left: 20%;
  bottom: 26%;
}

.page-products .arc-dial__dot--b {
  left: 48%;
  bottom: 54%;
}

.page-products .arc-dial__dot--c {
  right: 18%;
  bottom: 32%;
}

.page-products .arc-dial__legend {
  margin: 0;
  font-family: var(--font-index);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--grey);
}

/* ---------- 数据表 ---------- */
.page-products .feat-table-wrap {
  margin-top: 20px;
  overflow-x: auto;
  border: var(--rule);
  background: rgba(23, 64, 47, 0.32);
}

.page-products .feat-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .feat-table caption {
  padding: 11px 14px;
  border-bottom: var(--rule);
  text-align: left;
  font-family: var(--font-index);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--grey);
}

.page-products .feat-table th,
.page-products .feat-table td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(46, 107, 82, 0.42);
  white-space: nowrap;
}

.page-products .feat-table thead th {
  font-family: var(--font-index);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--edge);
  background: rgba(7, 19, 34, 0.62);
}

.page-products .feat-table tbody tr:nth-child(odd) {
  background: rgba(46, 107, 82, 0.18);
}

.page-products .feat-table tbody tr:hover {
  background: rgba(217, 255, 75, 0.09);
}

.page-products .feat-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .feat-table .is-mono {
  font-family: var(--font-index);
  font-size: 12px;
  color: var(--grey);
}

.page-products .num {
  font-family: var(--font-index);
  font-weight: 700;
  color: var(--fluo);
}

.page-products .num--down {
  color: var(--grey);
}

.page-products .num--up {
  color: var(--arc);
}

/* ---------- 指标行 ---------- */
.page-products .feat-index {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: var(--rule);
}

.page-products .feat-index--loose {
  margin-top: 26px;
}

.page-products .feat-index__row {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 4px 14px;
  padding: 14px 0;
  border-bottom: var(--rule);
}

.page-products .feat-index__no {
  grid-row: span 2;
  font-family: var(--font-index);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--arc);
}

.page-products .feat-index__name {
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
}

.page-products .feat-index__desc {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--grey);
}

/* ---------- 清单 ---------- */
.page-products .feat-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--rule);
}

.page-products .feat-list li {
  padding: 11px 0 11px 22px;
  border-bottom: var(--rule);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--edge);
  position: relative;
}

.page-products .feat-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 20px;
  width: 8px;
  height: 8px;
  border: 1px solid var(--arc);
  border-radius: 50% 50% 0 0;
}

/* ---------- 标签组 ---------- */
.page-products .feat-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
}

/* ---------- 桌面 ---------- */
@media (min-width: 1000px) {
  .page-products .feat-hero {
    padding: 34px 0 76px;
  }

  .page-products .feat-hero__grid {
    grid-template-columns: 1.12fr 0.88fr;
    gap: 56px;
  }

  .page-products .feat-body {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 64px;
    padding-top: 72px;
  }

  .page-products .feat-toc {
    position: sticky;
    top: calc(var(--header-h) + 8px);
    align-self: start;
  }

  .page-products .feat-toc__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .feat-toc__item + .feat-toc__item {
    margin-top: 6px;
  }

  .page-products .feat-toc__link {
    border-color: transparent;
    border-left: 2px solid rgba(46, 107, 82, 0.5);
    border-radius: 0;
    white-space: normal;
  }

  .page-products .feat-toc__link[data-active] {
    border-color: var(--fluo);
    background: rgba(217, 255, 75, 0.12);
    color: var(--fluo);
  }

  .page-products .feat-toc__link[data-active] .feat-toc__no {
    color: var(--arc);
  }

  .page-products .feat-split {
    grid-template-columns: 1.35fr 0.65fr;
    gap: 40px;
  }

  .page-products .feat-split--flip {
    grid-template-columns: 0.65fr 1.35fr;
  }

  .page-products .feat-block {
    padding: 30px 0 64px;
  }

  .page-products .feat-block--panel {
    padding: 34px 34px 54px;
  }

  .page-products .feat-block--deep .feat-block__title,
  .page-products .feat-block--deep .feat-block__lead,
  .page-products .feat-block--deep .feat-block__note,
  .page-products .feat-block--deep .feat-table-wrap,
  .page-products .feat-block--deep .label--stoppage,
  .page-products .feat-block--deep .feat-tags {
    margin-left: 34px;
    margin-right: 34px;
  }

  .page-products .feat-block--deep {
    padding-bottom: 56px;
  }
}

@media (min-width: 1280px) {
  .page-products .feat-body {
    grid-template-columns: 220px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .feat-toc__link {
    transition: none;
  }
}
</>