.page-products {
  --pp-dim: rgba(232, 244, 241, 0.68);
  --pp-line: rgba(201, 162, 39, 0.34);
  --pp-gap: clamp(20px, 3vw, 34px);
  --pp-card-shadow: 8px 8px 0 rgba(6, 17, 15, 0.52);
  background: var(--c-teal);
  color: var(--c-cold);
  overflow-x: hidden;
}

.page-products .prod-hero {
  position: relative;
  padding: clamp(40px, 7vw, 88px) 0 clamp(30px, 5vw, 56px);
  background:
    radial-gradient(120% 78% at 84% 4%, rgba(201, 162, 39, 0.20), transparent 58%),
    radial-gradient(92% 62% at 6% 96%, rgba(127, 227, 208, 0.10), transparent 62%),
    linear-gradient(180deg, #0B2B26 0%, #103a31 56%, #0B2B26 100%);
  border-bottom: 3px solid var(--c-gold);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(201, 162, 39, 0.09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(201, 162, 39, 0.09) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 80%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 80%);
}

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

.page-products .prod-hero .crumb {
  margin-bottom: 22px;
}

.page-products .prod-hero .kicker {
  margin: 0 0 12px;
}

.page-products h1 {
  margin: 0 0 18px;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--c-cold);
}

.page-products .prod-hero__lede {
  max-width: 62ch;
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--pp-dim);
}

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

.page-products .prod-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--pp-line);
  border: 2px solid var(--c-gold);
  box-shadow: var(--pp-card-shadow);
}

.page-products .prod-hero__facts > div {
  padding: 14px 16px;
  background: var(--c-ink);
}

.page-products .prod-hero__facts dt {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-neon);
}

.page-products .prod-hero__facts dd {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(24px, 5vw, 34px);
  font-weight: 700;
  line-height: 1.05;
  color: var(--c-gold);
  font-variant-numeric: tabular-nums;
}

/* ---------- 概览 ---------- */
.page-products .prod-overview {
  background: var(--c-teal);
}

.page-products .prod-overview__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-gap);
}

.page-products .prod-overview h2,
.page-products .prod-modules h2,
.page-products .prod-splitcard h2,
.page-products .prod-narrow h2,
.page-products .prod-rewind h2,
.page-products .prod-api h2,
.page-products .prod-versions h2 {
  margin: 6px 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4.6vw, 38px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--c-cold);
}

.page-products .prod-overview h2 {
  max-width: 20ch;
}

.page-products .prod-overview__copy p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--pp-dim);
}

.page-products .prod-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--c-gold);
}

.page-products .prod-list li {
  display: grid;
  grid-template-columns: minmax(84px, 28%) minmax(0, 1fr);
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--pp-line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-cold);
}

.page-products .prod-list li span {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-gold);
  padding-top: 3px;
}

.page-products .prod-overview__tail {
  margin: 0;
  padding: 14px 16px;
  border-left: 3px solid var(--c-brick);
  background: rgba(163, 74, 52, 0.12);
  font-size: 15px;
  line-height: 1.72;
  color: var(--c-cold);
}

.page-products .prod-shot {
  margin: 0;
  border: 2px solid var(--c-gold);
  background: var(--c-ink);
  box-shadow: var(--pp-card-shadow);
  overflow: hidden;
}

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

.page-products .prod-shot .plate__cap {
  padding: 12px 16px;
  border-top: 1px solid var(--pp-line);
  font-size: 13px;
  line-height: 1.6;
  color: var(--pp-dim);
}

/* ---------- 模块标签区 ---------- */
.page-products .prod-modules {
  background:
    linear-gradient(180deg, rgba(18, 22, 15, 0.94), rgba(11, 43, 38, 0.98)),
    var(--c-teal);
  border-top: 3px solid var(--c-gold);
  border-bottom: 3px solid var(--c-gold);
}

.page-products .prod-modules__lede {
  max-width: 58ch;
  margin: 0 0 30px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--pp-dim);
}

.page-products .prod-tabs__rail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 18px;
  scrollbar-width: thin;
}

.page-products .prod-tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  border: 2px solid var(--pp-line);
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--c-cold);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-products .prod-tab__no {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--c-neon);
}

.page-products .prod-tab:hover {
  border-color: var(--c-gold);
}

.page-products .prod-tab[aria-selected="true"] {
  background: var(--c-gold);
  border-color: var(--c-gold);
  color: var(--c-ink);
}

.page-products .prod-tab[aria-selected="true"] .prod-tab__no {
  color: rgba(18, 22, 15, 0.7);
}

.page-products .prod-tab:focus-visible {
  outline: 3px solid var(--c-neon);
  outline-offset: 2px;
}

.page-products .prod-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border: 2px solid var(--c-gold);
  background: var(--c-paper);
  color: var(--c-ink);
  box-shadow: var(--pp-card-shadow);
}

.page-products .prod-panel[hidden] {
  display: none;
}

.page-products .prod-panel:focus {
  outline: none;
}

.page-products .prod-panel__body {
  padding: clamp(20px, 3.4vw, 32px);
}

.page-products .prod-panel__body h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 3.6vw, 27px);
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-products .prod-panel__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.76;
  color: #2c332c;
}

.page-products .prod-panel__meta {
  padding: 12px 14px;
  border-left: 3px solid var(--c-brick);
  background: rgba(184, 118, 63, 0.14);
  font-size: 14px !important;
  color: #3a2a22 !important;
}

.page-products .prod-panel__vis {
  position: relative;
  display: flex;
  min-height: 190px;
  padding: 24px;
  border-top: 2px solid var(--c-ink);
  background:
    linear-gradient(160deg, #12160F 0%, #0f2a24 100%);
  overflow: hidden;
}

.page-products .prod-panel__vis::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(201, 162, 39, 0.10) 0 1px, transparent 1px 26px);
  pointer-events: none;
}

.page-products .prod-vis--stream {
  flex-direction: column;
  gap: 9px;
  justify-content: center;
}

.page-products .prod-bar {
  display: block;
  height: 14px;
  background: linear-gradient(90deg, var(--c-neon), rgba(127, 227, 208, 0.18));
  border-left: 3px solid var(--c-gold);
}

.page-products .prod-bar--m { width: 82%; }
.page-products .prod-bar--s { width: 64%; }
.page-products .prod-bar--xs { width: 44%; }

.page-products .prod-vis--split {
  align-items: stretch;
  gap: 0;
}

.page-products .prod-half {
  flex: 1 1 0;
  min-width: 0;
}

.page-products .prod-half--l {
  border-top: 3px solid var(--c-neon);
  background: linear-gradient(180deg, rgba(127, 227, 208, 0.22), rgba(127, 227, 208, 0.03));
}

.page-products .prod-half--r {
  border-top: 3px solid var(--c-brick);
  border-left: 3px solid var(--c-gold);
  background: linear-gradient(180deg, rgba(163, 74, 52, 0.28), rgba(163, 74, 52, 0.04));
}

.page-products .prod-vis--tags {
  flex-wrap: wrap;
  align-content: center;
  gap: 8px;
}

.page-products .prod-chip {
  display: block;
  height: 26px;
  border: 1px solid var(--c-gold);
}

.page-products .prod-chip--a { width: 84px; background: rgba(201, 162, 39, 0.30); }
.page-products .prod-chip--b { width: 56px; background: rgba(127, 227, 208, 0.22); border-color: var(--c-neon); }
.page-products .prod-chip--c { width: 108px; background: rgba(184, 118, 63, 0.26); border-color: var(--c-terra); }

.page-products .prod-vis--filter {
  flex-direction: column;
  gap: 10px;
  justify-content: center;
  align-items: flex-start;
}

.page-products .prod-stack {
  display: block;
  height: 12px;
  background: linear-gradient(90deg, var(--c-gold), rgba(201, 162, 39, 0.12));
}

.page-products .prod-stack--1 { width: 92%; }
.page-products .prod-stack--2 { width: 74%; }
.page-products .prod-stack--3 { width: 56%; }
.page-products .prod-stack--4 { width: 38%; }
.page-products .prod-stack--5 { width: 22%; background: linear-gradient(90deg, var(--c-neon), rgba(127, 227, 208, 0.14)); }

.page-products .prod-vis--rewind {
  align-items: center;
  gap: 10px;
  justify-content: space-between;
}

.page-products .prod-tick {
  flex: 1 1 0;
  height: 56px;
  background: rgba(232, 244, 241, 0.10);
  border-top: 2px solid rgba(232, 244, 241, 0.28);
}

.page-products .prod-tick--on {
  background: rgba(127, 227, 208, 0.20);
  border-top: 2px solid var(--c-neon);
}

/* ---------- 主客场分列卡章节 ---------- */
.page-products .prod-splitcard {
  background: var(--c-teal);
}

.page-products .prod-splitcard__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-gap);
}

.page-products .prod-shot--tall {
  align-self: start;
}

.page-products .prod-splitcard__copy p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--pp-dim);
}

.page-products .prod-steps {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-products .prod-steps li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--pp-line);
}

.page-products .prod-steps li:last-child {
  border-bottom: 1px solid var(--pp-line);
}

.page-products .prod-steps__no {
  font-family: var(--font-num);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-gold);
  line-height: 1.3;
}

.page-products .prod-steps strong {
  display: block;
  margin-bottom: 5px;
  font-size: 16px;
  color: var(--c-cold);
}

.page-products .prod-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pp-dim);
}

.page-products .prod-splitcard__note {
  margin: 0;
  padding: 14px 16px;
  border: 2px solid var(--c-gold);
  background: var(--c-ink);
  font-size: 15px;
  line-height: 1.72;
  color: var(--c-cold);
}

/* ---------- 组合收窄 ---------- */
.page-products .prod-narrow {
  background: var(--c-paper);
  color: var(--c-ink);
  border-top: 3px solid var(--c-gold);
  border-bottom: 3px solid var(--c-gold);
}

.page-products .prod-narrow h2,
.page-products .prod-narrow .kicker {
  color: var(--c-ink);
}

.page-products .prod-narrow .kicker {
  color: var(--c-brick);
}

.page-products .prod-narrow__lede {
  max-width: 60ch;
  margin: 0 0 28px;
  font-size: 16px;
  line-height: 1.76;
  color: #3a4238;
}

.page-products .prod-narrow__media {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-gap);
  margin-bottom: 34px;
}

.page-products .prod-narrow .prod-shot {
  border-color: var(--c-ink);
  box-shadow: 8px 8px 0 rgba(18, 22, 15, 0.22);
}

.page-products .prod-narrow .prod-shot .plate__cap {
  border-top-color: rgba(18, 22, 15, 0.2);
  color: #4a5248;
}

.page-products .prod-path {
  border: 2px solid var(--c-ink);
  background: #fffdf7;
  box-shadow: 8px 8px 0 rgba(18, 22, 15, 0.18);
}

.page-products .prod-path h3 {
  margin: 0;
  padding: 16px clamp(16px, 3vw, 26px);
  border-bottom: 2px solid var(--c-ink);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 3.2vw, 23px);
  color: var(--c-ink);
}

.page-products .prod-path__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-path__list li {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px clamp(16px, 3vw, 26px);
  border-bottom: 1px solid rgba(18, 22, 15, 0.14);
}

.page-products .prod-path__tag {
  display: inline-block;
  padding: 5px 10px;
  border: 2px solid var(--c-brick);
  border-radius: var(--r-pill);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-brick);
  text-align: center;
}

.page-products .prod-path__list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: #333b33;
}

.page-products .prod-path__end {
  margin: 0;
  padding: 16px clamp(16px, 3vw, 26px);
  background: var(--c-ink);
  font-size: 15px;
  line-height: 1.74;
  color: var(--c-cold);
}

/* ---------- 回看 ---------- */
.page-products .prod-rewind {
  background: var(--c-teal);
}

.page-products .prod-rewind__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pp-gap);
}

.page-products .prod-rewind__copy p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--pp-dim);
}

.page-products .prod-rewind__note {
  margin: 0;
  padding: 14px 16px;
  border-left: 3px solid var(--c-neon);
  background: rgba(127, 227, 208, 0.08);
  font-size: 15px;
  line-height: 1.74;
  color: var(--c-cold);
}

/* ---------- 接口 ---------- */
.page-products .prod-api {
  background:
    linear-gradient(180deg, rgba(18, 22, 15, 0.96), rgba(11, 43, 38, 0.99)),
    var(--c-teal);
  border-top: 3px solid var(--c-gold);
}

.page-products .prod-api__lede {
  margin: 0 0 28px;
  font-size: 16px;
  line-height: 1.76;
  color: var(--pp-dim);
}

.page-products .prod-api__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}

.page-products .prod-api__card {
  padding: 20px;
  border: 2px solid var(--pp-line);
  border-left: 4px solid var(--c-neon);
  background: rgba(11, 43, 38, 0.7);
}

.page-products .prod-api__card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--c-gold);
}

.page-products .prod-api__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: var(--pp-dim);
}

.page-products .prod-api__foot {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--pp-dim);
}

.page-products .prod-api__foot a,
.page-products .prod-versions__foot a {
  color: var(--c-neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 版本 ---------- */
.page-products .prod-versions {
  background: var(--c-paper);
  color: var(--c-ink);
  border-top: 3px solid var(--c-gold);
}

.page-products .prod-versions h2 {
  color: var(--c-ink);
}

.page-products .prod-versions .kicker {
  color: var(--c-brick);
}

.page-products .prod-timeline {
  position: relative;
  margin: 0 0 26px;
  padding: 0 0 0 26px;
  list-style: none;
  border-left: 3px solid var(--c-ink);
}

.page-products .prod-timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 0 0 26px 4px;
}

.page-products .prod-timeline__item::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 6px;
  width: 14px;
  height: 14px;
  background: var(--c-paper);
  border: 3px solid var(--c-ink);
  border-radius: 50%;
}

.page-products .prod-timeline__item--now::before {
  background: var(--c-gold);
  border-color: var(--c-brick);
}

.page-products .prod-timeline__ver {
  font-family: var(--font-num);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--c-ink);
  font-variant-numeric: tabular-nums;
}

.page-products .prod-timeline__item--now .prod-timeline__ver {
  color: var(--c-brick);
}

.page-products .prod-timeline__body h3 {
  margin: 4px 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-products .prod-timeline__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: #3a4238;
}

.page-products .prod-versions__foot {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: #3a4238;
}

.page-products .prod-versions__foot a {
  color: var(--c-brick);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .prod-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-products .prod-overview__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
    gap: clamp(28px, 4vw, 52px);
  }

  .page-products .prod-panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }

  .page-products .prod-panel__vis {
    border-top: 0;
    border-left: 2px solid var(--c-ink);
    min-height: 100%;
  }

  .page-products .prod-splitcard__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .prod-rewind__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .prod-narrow__media {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-products .prod-timeline__item {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 18px;
    align-items: start;
  }

  .page-products .prod-timeline__ver {
    font-size: 34px;
  }

  .page-products .prod-timeline__body h3 {
    margin-top: 0;
  }
}

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

  .page-products .prod-hero__lede {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-tab {
    transition: none;
  }
}