.page-products {
  --ps-gap: clamp(22px, 3vw, 40px);
  --ps-pad: clamp(20px, 3vw, 34px);
  --ps-panel-bg: rgba(20, 32, 74, 0.6);
  --ps-panel-bg-soft: rgba(11, 21, 51, 0.55);
  padding: 0 0 clamp(56px, 8vw, 112px);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding: clamp(18px, 3vw, 30px) 0 0;
  font-size: var(--fs-small);
  color: var(--fog);
}

.page-products .breadcrumbs a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

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

/* ---------- 首屏 ---------- */
.page-products .ps-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 4vw, 46px) 0 clamp(26px, 4vw, 46px);
  border-bottom: 1px solid var(--line);
}

.page-products .ps-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -6%;
  width: min(46%, 420px);
  height: 100%;
  background-image: radial-gradient(circle, var(--rail-line) 1.6px, transparent 1.7px);
  background-size: 32px 32px;
  opacity: 0.55;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 70%);
  mask-image: linear-gradient(90deg, transparent, #000 70%);
  pointer-events: none;
}

.page-products .ps-hero__kicker {
  position: relative;
  margin: 0 0 16px;
  font-size: var(--fs-mono);
  letter-spacing: 0.14em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-products .ps-hero__title {
  position: relative;
  margin: 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--text-1);
}

.page-products .ps-hero__lead {
  position: relative;
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--text-2);
}

.page-products .ps-hero__meta {
  position: relative;
  margin-top: clamp(22px, 3vw, 32px);
  display: grid;
  gap: 12px;
}

.page-products .ps-hero__note {
  margin: 0;
  font-size: var(--fs-small);
  color: var(--fog);
}

/* ---------- 两栏骨架 ---------- */
.page-products .ps-layout {
  display: grid;
  gap: var(--ps-gap);
  margin-top: clamp(28px, 4vw, 52px);
}

.page-products .ps-rail {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ps-panel-bg-soft);
  padding: 18px 20px;
}

.page-products .ps-rail__caption {
  margin: 0 0 12px;
  font-size: var(--fs-mono);
  letter-spacing: 0.18em;
  color: var(--fog);
}

.page-products .ps-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .ps-rail__link {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-2);
  font-size: var(--fs-small);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-products .ps-rail__link .mono {
  font-size: var(--fs-mono);
  color: var(--gold);
}

.page-products .ps-rail__link:hover,
.page-products .ps-rail__link:focus-visible {
  color: var(--text-1);
  border-left-color: var(--cyan);
  background: rgba(57, 230, 208, 0.06);
}

.page-products .ps-rail__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--fog);
}

.page-products .ps-stack {
  display: grid;
  gap: clamp(44px, 6vw, 84px);
  min-width: 0;
}

/* ---------- 章节头部 ---------- */
.page-products .ps-section {
  min-width: 0;
  scroll-margin-top: 96px;
}

.page-products .ps-section__head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-products .ps-num {
  font-size: var(--fs-mono);
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-products .ps-section__head .section-title {
  margin: 0;
}

.page-products .ps-lead {
  margin: 0;
  max-width: 64ch;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--text-2);
}

.page-products .ps-subtitle {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-1);
}

.page-products .ps-subtitle--spaced {
  margin-top: clamp(28px, 4vw, 44px);
}

/* ---------- 图片 ---------- */
.page-products .ps-figure {
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-products .ps-figure img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-products .ps-figure--narrow {
  max-width: 720px;
  margin-top: clamp(28px, 4vw, 44px);
  margin-left: auto;
  margin-right: auto;
}

/* ---------- 六大模块 ---------- */
.page-products .ps-modules {
  display: grid;
  gap: 12px;
}

.page-products .ps-mod {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ps-panel-bg);
  overflow: hidden;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-products .ps-mod[open] {
  border-color: var(--line-strong);
  background: rgba(20, 32, 74, 0.78);
}

.page-products .ps-mod summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-products .ps-mod summary::-webkit-details-marker {
  display: none;
}

.page-products .ps-mod summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-products .ps-mod__num {
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-products .ps-mod__text {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.page-products .ps-mod__title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-1);
}

.page-products .ps-mod__hint {
  font-size: var(--fs-small);
  color: var(--fog);
}

.page-products .ps-mod__bullet {
  position: relative;
  flex: none;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  transition: background 0.2s ease;
}

.page-products .ps-mod__bullet::before,
.page-products .ps-mod__bullet::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 1.5px;
  background: var(--cyan);
  transform: translate(-50%, -50%);
}

.page-products .ps-mod__bullet::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform 0.22s ease;
}

.page-products .ps-mod[open] .ps-mod__bullet::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.page-products .ps-mod__body {
  padding: 0 18px 18px;
}

.page-products .ps-mod__body p {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.85;
  color: var(--text-2);
}

/* ---------- 通用双栏 ---------- */
.page-products .ps-split {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  margin-bottom: clamp(24px, 3vw, 36px);
}

.page-products .ps-split__body {
  min-width: 0;
}

.page-products .ps-split .ps-figure {
  margin: 0;
}

/* ---------- 端侧键值列表 ---------- */
.page-products .ps-keys {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .ps-keys li {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border-left: 2px solid var(--rail-line);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--ps-panel-bg-soft);
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--text-2);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.page-products .ps-keys li:hover {
  border-left-color: var(--cyan);
  background: rgba(57, 230, 208, 0.07);
}

.page-products .ps-keys .mono {
  font-size: var(--fs-mono);
  color: var(--cyan);
  letter-spacing: 0.04em;
}

/* ---------- 异常卡片 ---------- */
.page-products .ps-cards {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.page-products .ps-card {
  padding: 16px 18px;
}

.page-products .ps-card--coral {
  border-color: rgba(255, 107, 94, 0.4);
}

.page-products .ps-card__tag {
  margin: 0 0 8px;
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-products .ps-card--coral .ps-card__tag {
  color: var(--coral);
}

.page-products .ps-card__text {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--text-2);
}

/* ---------- 实色暖纸块 ---------- */
.page-products .paper-panel {
  background: var(--paper);
  color: var(--ink);
}

.page-products .ps-panel-block {
  margin-top: clamp(24px, 3vw, 36px);
  padding: var(--ps-pad);
  border-radius: var(--radius-lg);
}

.page-products .ps-panel-block .eyebrow {
  margin: 0 0 6px;
  color: #8a6a1f;
}

.page-products .ps-panel-block .ps-subtitle {
  color: var(--ink);
}

.page-products .ps-panel-block__note {
  margin: 16px 0 0;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: #4a4a55;
}

.page-products .ps-panel-block--table {
  margin-top: clamp(24px, 3vw, 36px);
}

/* ---------- 随身信息 ---------- */
.page-products .ps-prep {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .ps-prep li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: #33333d;
}

.page-products .ps-prep .mono {
  font-size: var(--fs-mono);
  color: #8a6a1f;
  flex: none;
}

/* ---------- 入口对比 ---------- */
.page-products .ps-compare {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(24px, 3vw, 36px);
}

.page-products .ps-compare__item {
  padding: 18px 20px;
  display: grid;
  gap: 10px;
  justify-items: start;
  transition: border-color 0.2s ease;
}

.page-products .ps-compare__item--coral {
  border-color: rgba(255, 107, 94, 0.4);
}

.page-products .ps-compare__label {
  margin: 0;
  font-size: var(--fs-mono);
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .ps-compare__item--coral .ps-compare__label {
  color: var(--coral);
}

.page-products .ps-compare__desc {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--text-2);
}

/* ---------- 表格 ---------- */
.page-products .ps-tablewrap {
  margin-top: 16px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .ps-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: var(--fs-small);
}

.page-products .ps-table__caption {
  caption-side: top;
  text-align: left;
  padding-bottom: 12px;
  font-size: var(--fs-mono);
  color: #6a6a76;
}

.page-products .ps-table th,
.page-products .ps-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(8, 12, 24, 0.12);
  color: #33333d;
  vertical-align: middle;
}

.page-products .ps-table thead th {
  font-family: var(--font-display);
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
  border-bottom: 1px solid rgba(8, 12, 24, 0.28);
  white-space: nowrap;
}

.page-products .ps-table tbody tr {
  transition: background 0.2s ease;
}

.page-products .ps-table tbody tr:hover {
  background: rgba(232, 180, 74, 0.14);
}

.page-products .ps-table .mono {
  font-size: var(--fs-mono);
  color: #1c2a55;
  letter-spacing: 0.04em;
}

/* ---------- 工具条 ---------- */
.page-products .ps-tools {
  display: grid;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 34px);
}

.page-products .ps-tool {
  padding: 16px 18px;
}

.page-products .ps-tool__label {
  margin: 0 0 8px;
  font-size: var(--fs-mono);
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-products .ps-tool__text {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--text-2);
}

/* ---------- 排查流程 ---------- */
.page-products .ps-flow {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .ps-flow__step {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--ps-panel-bg-soft);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-products .ps-flow__step:hover {
  border-color: var(--line-strong);
  transform: translateX(3px);
}

.page-products .ps-flow__num {
  font-size: var(--fs-mono);
  letter-spacing: 0.1em;
  color: var(--coral);
}

.page-products .ps-flow__label {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-1);
}

.page-products .ps-flow__desc {
  font-size: var(--fs-small);
  line-height: 1.75;
  color: var(--text-2);
}

/* ---------- 适用场景 ---------- */
.page-products .ps-scenes {
  display: grid;
  gap: 12px;
}

.page-products .ps-scene {
  position: relative;
  padding: clamp(18px, 2.5vw, 26px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--rail-line);
  border-radius: var(--radius-md);
  background: var(--ps-panel-bg);
  display: grid;
  gap: 10px;
  align-content: start;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-products .ps-scene:hover {
  border-color: var(--line-strong);
  border-left-color: var(--cyan);
  background: rgba(20, 32, 74, 0.8);
}

.page-products .ps-scene--coral {
  border-left-color: var(--coral);
}

.page-products .ps-scene--coral:hover {
  border-left-color: var(--coral);
  border-color: rgba(255, 107, 94, 0.35);
}

.page-products .ps-scene__num {
  margin: 0;
  font-size: var(--fs-mono);
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-products .ps-scene--coral .ps-scene__num {
  color: var(--coral);
}

.page-products .ps-scene__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-1);
}

.page-products .ps-scene__text {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.85;
  color: var(--text-2);
}

.page-products .ps-scene__link {
  justify-self: start;
  margin-top: 4px;
  font-size: var(--fs-small);
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-products .ps-scene__link:hover,
.page-products .ps-scene__link:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ---------- 收尾 ---------- */
.page-products .ps-closing {
  margin-top: clamp(16px, 3vw, 32px);
  padding: clamp(26px, 4vw, 46px);
  border-radius: var(--radius-lg);
  display: grid;
  gap: 14px;
}

.page-products .ps-closing .eyebrow {
  margin: 0;
  color: #8a6a1f;
}

.page-products .ps-closing .serif-title {
  margin: 0;
  color: var(--ink);
}

.page-products .ps-closing__text {
  margin: 0;
  max-width: 58ch;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: #33333d;
}

.page-products .ps-closing__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-products .ps-closing__foot {
  margin: 8px 0 0;
  font-size: var(--fs-mono);
  color: #6a6a76;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .ps-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

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

@media (min-width: 900px) {
  .page-products .ps-layout {
    grid-template-columns: 218px minmax(0, 1fr);
    gap: clamp(30px, 4vw, 62px);
    align-items: start;
  }

  .page-products .ps-rail {
    position: sticky;
    top: 96px;
  }

  .page-products .ps-split {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }

  .page-products .ps-split--reverse {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

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

  .page-products .ps-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .page-products .ps-flow__step::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -16px;
    width: 16px;
    height: 1px;
    background: var(--rail-line);
  }

  .page-products .ps-flow__step:last-child::after {
    display: none;
  }
}

@media (min-width: 1080px) {
  .page-products .ps-scenes {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ps-mod__bullet::after,
  .page-products .ps-flow__step {
    transition: none;
  }

  .page-products .ps-flow__step:hover {
    transform: none;
  }
}