.page-products {
  --pc-hair: rgba(110, 122, 136, .28);
  --pc-hair-gold: rgba(201, 162, 74, .46);
  --pc-panel-grad: linear-gradient(158deg, rgba(18, 38, 63, .94) 0%, rgba(10, 22, 38, .97) 100%);
  --pc-grid-line: rgba(110, 122, 136, .07);
  --pc-top-offset: calc(var(--hdr-rail) + var(--hdr-main) + 28px);
  color: var(--ivory);
}

/* ---------- 首屏 ---------- */
.page-products .pc-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 5vw, 58px) 0 clamp(38px, 6vw, 70px);
  background:
    radial-gradient(880px 400px at 82% -14%, rgba(123, 92, 224, .20), transparent 62%),
    radial-gradient(680px 340px at 8% 4%, rgba(201, 162, 74, .14), transparent 60%),
    var(--bg-deep);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--pc-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--pc-grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}

.page-products .pc-hero .shell {
  position: relative;
  z-index: 1;
}

.page-products .pc-hero .breadcrumb {
  margin-bottom: 20px;
}

.page-products .pc-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: end;
}

.page-products .pc-hero__title,
.page-products .pc-hero h1 {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(30px, 6vw, 56px);
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: 14px 0 0;
  color: var(--ivory);
  text-shadow: 0 1px 0 rgba(201, 162, 74, .34);
}

.page-products .pc-hero__lead {
  margin: 18px 0 0;
  max-width: 46em;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(242, 237, 227, .82);
}

.page-products .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pc-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--pc-hair);
  border: 1px solid var(--pc-hair);
  border-top: 2px solid var(--gold);
}

.page-products .pc-fact {
  background: var(--pc-panel-grad);
  padding: 14px 16px;
}

.page-products .pc-fact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--stone);
}

.page-products .pc-fact dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1.1;
  color: var(--gold-lit);
}

/* ---------- 双栏骨架 ---------- */
.page-products .pc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  padding-top: clamp(28px, 4vw, 48px);
  padding-bottom: clamp(48px, 7vw, 92px);
}

.page-products .pc-index {
  border-bottom: 1px solid var(--pc-hair);
  padding-bottom: 16px;
  margin-bottom: 8px;
}

.page-products .pc-index__label,
.page-products .pc-index__foot {
  margin: 0;
  color: var(--stone);
}

.page-products .pc-index__list {
  list-style: none;
  display: flex;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0 0 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .pc-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 12px;
  border: 1px solid var(--pc-hair);
  background: rgba(18, 38, 63, .55);
  color: rgba(242, 237, 227, .78);
  font-size: 14px;
  text-decoration: none;
  transition: color var(--t-fast) linear, border-color var(--t-fast) linear, background var(--t-fast) linear;
}

.page-products .pc-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
}

.page-products .pc-index__link:hover,
.page-products .pc-index__link:focus-visible {
  color: var(--gold-lit);
  border-color: var(--pc-hair-gold);
  background: rgba(201, 162, 74, .10);
}

.page-products .pc-index__link:focus-visible {
  outline: 2px solid var(--gold-lit);
  outline-offset: 2px;
}

.page-products .pc-index__foot {
  display: none;
}

/* ---------- 章节通用 ---------- */
.page-products .pc-body {
  min-width: 0;
}

.page-products .pc-section {
  padding-top: clamp(34px, 5vw, 56px);
  scroll-margin-top: var(--pc-top-offset);
}

.page-products .pc-section__head {
  margin-bottom: 26px;
}

.page-products .pc-section__head .mono-label {
  display: inline-block;
  color: var(--amber);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--pc-hair-gold);
  margin-bottom: 12px;
}

.page-products .pc-section .section-title {
  font-family: var(--font-title);
  font-size: clamp(22px, 3.4vw, 28px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.01em;
  margin: 0;
  color: var(--ivory);
}

.page-products .pc-section .section-desc {
  margin: 12px 0 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 237, 227, .76);
}

.page-products .pc-slice {
  margin: clamp(30px, 4.6vw, 54px) 0 0;
  height: 18px;
  background:
    linear-gradient(112deg, transparent 0 46%, var(--pc-hair-gold) 46% 47%, transparent 47% 100%),
    linear-gradient(112deg, transparent 0 62%, rgba(123, 92, 224, .38) 62% 62.6%, transparent 62.6% 100%);
}

.page-products .pc-figure {
  margin: 26px 0 0;
}

.page-products .pc-note-line {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 237, 227, .72);
}

.page-products .pc-inline-link {
  color: var(--violet-lit);
  text-decoration: none;
  border-bottom: 1px solid rgba(167, 148, 240, .45);
  transition: color var(--t-fast) linear, border-color var(--t-fast) linear;
}

.page-products .pc-inline-link:hover,
.page-products .pc-inline-link:focus-visible {
  color: var(--gold-lit);
  border-color: var(--gold-lit);
}

.page-products .pc-inline-link:focus-visible {
  outline: 2px solid var(--gold-lit);
  outline-offset: 2px;
}

/* ---------- 01 章节清单 ---------- */
.page-products .pc-chapter-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--pc-hair);
}

.page-products .pc-chapter {
  display: grid;
  grid-template-columns: 46px 1fr;
  grid-template-areas:
    "num title"
    "num text";
  gap: 4px 12px;
  padding: 16px 12px 16px 0;
  border-bottom: 1px solid var(--pc-hair);
  border-left: 2px solid transparent;
  transition: border-color var(--t-fast) linear, background var(--t-fast) linear;
}

.page-products .pc-chapter:hover {
  border-left-color: var(--gold);
  background: rgba(18, 38, 63, .5);
}

.page-products .pc-chapter__num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
  padding-top: 3px;
}

.page-products .pc-chapter__title {
  grid-area: title;
  margin: 0;
  font-family: var(--font-title);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ivory);
}

.page-products .pc-chapter__text {
  grid-area: text;
  margin: 2px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 237, 227, .68);
}

/* ---------- 02 三条路径 ---------- */
.page-products .pc-routes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .pc-route {
  position: relative;
  padding: 20px 18px 18px;
  background: var(--pc-panel-grad);
  border: 1px solid var(--pc-hair);
  border-top: 2px solid var(--gold);
  transition: border-color var(--t-base) linear, transform var(--t-base) ease;
}

.page-products .pc-route:hover {
  border-color: var(--pc-hair-gold);
  transform: translateY(-2px);
}

.page-products .pc-route__tag {
  display: inline-block;
  margin-bottom: 12px;
}

.page-products .pc-route .card__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: 18px;
  line-height: 1.45;
  color: var(--ivory);
}

.page-products .pc-route .card__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 237, 227, .74);
}

.page-products .pc-route__out {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--pc-hair);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--moss-lit);
}

/* ---------- 03 订阅面板 ---------- */
.page-products .pc-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-products .pc-panel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pc-hair);
  border: 1px solid var(--pc-hair);
}

.page-products .pc-panel-item {
  background: var(--pc-panel-grad);
  padding: 16px 18px;
  transition: background var(--t-fast) linear;
}

.page-products .pc-panel-item:hover {
  background: linear-gradient(158deg, rgba(24, 48, 78, .96) 0%, rgba(12, 26, 44, .98) 100%);
}

.page-products .pc-panel-item__key {
  color: var(--gold);
}

.page-products .pc-panel-item__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 237, 227, .74);
}

.page-products .pc-split__fig {
  margin: 0;
}

/* ---------- 04 房间五点 ---------- */
.page-products .pc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  counter-reset: none;
}

.page-products .pc-step {
  position: relative;
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 2px 14px;
  padding: 0 0 22px 0;
  border-left: 1px solid var(--pc-hair);
  margin-left: 18px;
  padding-left: 24px;
}

.page-products .pc-step:last-child {
  padding-bottom: 0;
}

.page-products .pc-step__node {
  position: absolute;
  left: -19px;
  top: -2px;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--bg-void);
  background: var(--amber);
  border: 1px solid rgba(224, 138, 60, .7);
}

.page-products .pc-step__title {
  grid-column: 1 / -1;
  margin: 6px 0 0;
  font-family: var(--font-title);
  font-size: 17px;
  line-height: 1.45;
  color: var(--ivory);
}

.page-products .pc-step__text {
  grid-column: 1 / -1;
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 237, 227, .72);
}

.page-products .pc-roomblock {
  margin-top: 30px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

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

.page-products .pc-table__caption {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--stone);
  padding-bottom: 10px;
}

.page-products .pc-table th,
.page-products .pc-table td {
  text-align: left;
  padding: 11px 10px;
  border-bottom: 1px solid var(--pc-hair);
  color: rgba(242, 237, 227, .78);
  font-weight: 400;
  line-height: 1.6;
}

.page-products .pc-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold);
  border-bottom: 1px solid var(--pc-hair-gold);
  white-space: nowrap;
}

.page-products .pc-table tbody tr:nth-child(odd) {
  background: rgba(18, 38, 63, .42);
}

.page-products .pc-table tbody tr:hover {
  background: rgba(201, 162, 74, .08);
}

.page-products .pc-table tbody th {
  color: var(--ivory);
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.page-products .pc-dot {
  width: 8px;
  height: 8px;
  flex: 0 0 8px;
  border-radius: 50%;
  display: inline-block;
}

.page-products .pc-dot--moss { background: var(--moss-lit); }
.page-products .pc-dot--amber { background: var(--amber); }
.page-products .pc-dot--violet { background: var(--violet-lit); }
.page-products .pc-dot--clay { background: var(--clay-lit); }

.page-products .pc-roomblock__fig {
  margin: 0;
}

/* ---------- 05 换设备 ---------- */
.page-products .pc-switch {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .pc-switch__item {
  padding: 18px 18px 20px;
  background: var(--pc-panel-grad);
  border: 1px solid var(--pc-hair);
  border-left: 2px solid var(--violet);
  transition: border-color var(--t-base) linear, transform var(--t-base) ease;
}

.page-products .pc-switch__item:hover {
  border-left-color: var(--gold-lit);
  transform: translateY(-2px);
}

.page-products .pc-switch__node {
  display: inline-block;
  color: var(--violet-lit);
  margin-bottom: 10px;
}

.page-products .pc-switch__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: 17px;
  line-height: 1.45;
  color: var(--ivory);
}

.page-products .pc-switch__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 237, 227, .74);
}

/* ---------- 06 版本轴 ---------- */
.page-products .pc-axis {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-products .pc-axis__item {
  position: relative;
  padding: 0 0 24px 26px;
  border-left: 1px solid var(--pc-hair);
}

.page-products .pc-axis__item::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  background: var(--stone);
  transform: rotate(45deg);
}

.page-products .pc-axis__item--now::before {
  background: var(--gold-lit);
  box-shadow: 0 0 0 3px rgba(232, 200, 120, .18);
}

.page-products .pc-axis__item:last-child {
  padding-bottom: 0;
}

.page-products .pc-axis__ver {
  color: var(--gold);
}

.page-products .pc-axis__item--now .pc-axis__ver {
  color: var(--gold-lit);
}

.page-products .pc-axis__title {
  margin: 8px 0 0;
  font-family: var(--font-title);
  font-size: 17px;
  line-height: 1.45;
  color: var(--ivory);
}

.page-products .pc-axis__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 237, 227, .72);
}

/* ---------- 07 两端对比 ---------- */
.page-products .pc-compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .pc-compare__col {
  padding: 20px 18px;
  background: var(--pc-panel-grad);
  border: 1px solid var(--pc-hair);
}

.page-products .pc-compare__col--pc {
  border-top: 2px solid var(--gold);
}

.page-products .pc-compare__col--mobile {
  border-top: 2px solid var(--violet);
}

.page-products .pc-compare__title {
  margin: 0 0 14px;
  font-family: var(--font-title);
  font-size: 18px;
  color: var(--ivory);
}

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

.page-products .pc-compare__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 237, 227, .76);
}

.page-products .pc-compare__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

.page-products .pc-compare__col--mobile .pc-compare__list li::before {
  background: var(--violet-lit);
}

.page-products .pc-cta {
  margin-top: 28px;
  padding: 22px 20px;
  border: 1px solid var(--pc-hair-gold);
  background:
    radial-gradient(420px 180px at 88% 0%, rgba(123, 92, 224, .22), transparent 70%),
    linear-gradient(158deg, rgba(18, 38, 63, .96), rgba(8, 15, 27, .98));
}

.page-products .pc-cta__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 237, 227, .82);
}

.page-products .pc-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.page-products .pc-section--last {
  padding-bottom: clamp(20px, 4vw, 40px);
}

/* ---------- 图片容器 ---------- */
.page-products .media {
  overflow: hidden;
  border: 1px solid var(--pc-hair);
  background: var(--bg-panel-2);
}

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

.page-products .media__caption {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .pc-hero__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 40px;
  }

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

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

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

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

  .page-products .pc-compare__col--pc {
    border-right: none;
  }

  .page-products .pc-compare__col + .pc-compare__col {
    border-left: none;
  }
}

@media (min-width: 960px) {
  .page-products .pc-grid {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 0 52px;
  }

  .page-products .pc-index {
    position: sticky;
    top: var(--pc-top-offset);
    align-self: start;
    border-bottom: none;
    border-right: 1px solid var(--pc-hair);
    padding: 20px 20px 20px 0;
    margin-bottom: 0;
  }

  .page-products .pc-index__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
    margin-top: 14px;
  }

  .page-products .pc-index__link {
    display: grid;
    grid-template-columns: 34px 1fr;
    align-items: baseline;
    gap: 8px;
    padding: 9px 10px 9px 0;
    border: none;
    border-left: 2px solid transparent;
    background: transparent;
    color: rgba(242, 237, 227, .62);
    font-size: 14px;
  }

  .page-products .pc-index__link:hover,
  .page-products .pc-index__link:focus-visible {
    border-left-color: var(--gold);
    background: transparent;
    color: var(--gold-lit);
  }

  .page-products .pc-index__foot {
    display: block;
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid var(--pc-hair);
    font-size: 11px;
  }

  .page-products .pc-chapter-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
    border-top: none;
  }

  .page-products .pc-chapter {
    border-top: 1px solid var(--pc-hair);
    padding-left: 10px;
  }

  .page-products .pc-chapter-list > .pc-chapter:nth-child(-n+2) {
    border-top: none;
  }

  .page-products .pc-split {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .85fr);
    gap: 28px;
    align-items: start;
  }

  .page-products .pc-roomblock {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .9fr);
    gap: 32px;
    align-items: start;
  }

  .page-products .pc-axis {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-products .pc-axis__item {
    border-left: none;
    border-top: 1px solid var(--pc-hair);
    padding: 22px 24px 0 0;
  }

  .page-products .pc-axis__item::before {
    left: 0;
    top: -4px;
  }
}

@media (min-width: 1100px) {
  .page-products .pc-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pc-route,
  .page-products .pc-switch__item {
    transition: none;
  }

  .page-products .pc-route:hover,
  .page-products .pc-switch__item:hover {
    transform: none;
  }
}