.page-products {
  --prod-gap: clamp(14px, 2vw, 26px);
  --prod-radius: 2px;
  --prod-surface: rgba(30, 70, 58, 0.42);
  --prod-surface-2: rgba(43, 51, 48, 0.52);
  --prod-edge: 1px solid var(--c-line-soft);
  display: block;
  background:
    radial-gradient(120% 52% at 50% 0%, rgba(217, 164, 65, 0.09), transparent 62%),
    linear-gradient(180deg, var(--c-night) 0%, var(--c-night) 52%, var(--c-ink) 100%);
  color: var(--c-paper);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-products .prod-crumbs {
  padding-top: var(--sp3);
  padding-bottom: var(--sp2);
}

/* ---------- 页首 ---------- */
.page-products .prod-hero {
  position: relative;
  padding-bottom: clamp(36px, 6vw, 72px);
  border-bottom: 1px solid var(--c-line-soft);
}

.page-products .prod-hero__title {
  margin: 10px 0 18px;
  max-width: 22ch;
  font-size: clamp(30px, 6.6vw, 60px);
  font-weight: 900;
  line-height: 1.07;
  letter-spacing: -0.015em;
  color: var(--c-paper);
}

.page-products .prod-hero__title::after {
  content: "";
  display: block;
  width: 96px;
  height: 4px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--c-gold), rgba(217, 164, 65, 0));
}

.page-products .prod-hero__lede {
  max-width: 46ch;
  color: var(--c-paper-70);
}

.page-products .prod-hero__foot {
  display: grid;
  gap: var(--sp3);
  margin-top: clamp(24px, 4vw, 40px);
}

.page-products .prod-hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--c-line-soft);
  border: 1px solid var(--c-line-soft);
}

.page-products .prod-fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 12px;
  background: var(--c-night);
}

.page-products .prod-fact__num {
  font-family: var(--font-num);
  font-size: clamp(26px, 5vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--c-cyan);
}

.page-products .prod-fact__label {
  font-size: 12px;
  line-height: 1.5;
  color: var(--c-dim);
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 通用分节 ---------- */
.page-products .prod-sec {
  padding-block: clamp(40px, 6.5vw, 84px);
}

.page-products .prod-sec__head {
  max-width: 680px;
  margin-bottom: clamp(22px, 3.6vw, 42px);
}

.page-products .prod-sec__head h2 {
  margin: 8px 0 12px;
  font-size: clamp(25px, 4.4vw, 42px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.012em;
  color: var(--c-paper);
}

.page-products .prod-sec__lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-paper-70);
}

.page-products .prod-inline-link {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px solid var(--c-line);
  padding-bottom: 1px;
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.page-products .prod-inline-link:hover,
.page-products .prod-inline-link:focus-visible {
  color: var(--c-cyan);
  border-color: var(--c-cyan);
}

/* ---------- 终端矩阵 ---------- */
.page-products .prod-terminal-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--prod-gap);
}

.page-products .prod-terminal {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  padding: clamp(18px, 2.6vw, 28px);
  background: var(--prod-surface);
  border: 1px solid var(--c-line-soft);
  border-top: 2px solid var(--c-gold);
  color: var(--c-paper);
}

.page-products .prod-terminal__top {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-products .prod-dev {
  flex: none;
  width: 30px;
  height: 48px;
  color: var(--c-gold);
}

.page-products .prod-terminal--desktop .prod-dev,
.page-products .prod-terminal--web .prod-dev {
  width: 48px;
  height: 38px;
  color: var(--c-cyan);
}

.page-products .prod-terminal--mini .prod-dev {
  color: var(--c-clay);
}

.page-products .prod-terminal__name {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.005em;
}

.page-products .prod-terminal__tag {
  margin: 2px 0 0;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-dim);
}

.page-products .prod-terminal__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-paper-70);
}

.page-products .prod-terminal__media {
  margin: 0;
}

.page-products .prod-terminal__media .media__frame {
  aspect-ratio: 3 / 4;
  border: 1px solid var(--c-line);
}

.page-products .prod-terminal__media .media__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: top center;
}

.page-products .prod-terminal__points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-paper-70);
}

.page-products .prod-terminal__points li {
  position: relative;
  padding-left: 16px;
}

.page-products .prod-terminal__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--c-cyan);
}

/* ---------- 四类数据模块 ---------- */
.page-products .prod-modules {
  background: linear-gradient(180deg, rgba(30, 70, 58, 0.34), rgba(30, 70, 58, 0));
  border-top: 1px solid var(--c-line-soft);
  border-bottom: 1px solid var(--c-line-soft);
}

.page-products .prod-modules__stage {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-products .prod-modules__shot {
  margin: 0;
}

.page-products .prod-modules__shot .media__frame {
  aspect-ratio: 16 / 10;
  border: 1px solid var(--c-line);
}

.page-products .prod-modules__shot .media__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-products .prod-modules__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--c-line-soft);
  border: 1px solid var(--c-line-soft);
}

.page-products .prod-module {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 20px 18px 20px 62px;
  background: var(--c-night);
}

.page-products .prod-module__no {
  position: absolute;
  left: 18px;
  top: 20px;
  font-family: var(--font-num);
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
  color: var(--c-gold);
}

.page-products .prod-module__name {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--c-paper);
}

.page-products .prod-module p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-paper-70);
}

.page-products .prod-module__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-modules__more,
.page-products .prod-setup__more {
  margin: var(--sp3) 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-dim);
}

/* ---------- 轮次轴 ---------- */
.page-products .prod-ruler {
  display: flex;
  gap: 8px;
  margin: 0 0 clamp(20px, 3vw, 34px);
  padding: 0 0 14px;
  list-style: none;
  overflow-x: auto;
  border-bottom: 1px solid var(--c-line-soft);
  scrollbar-width: thin;
}

.page-products .prod-ruler__item {
  flex: none;
  display: flex;
  align-items: baseline;
  gap: 3px;
  padding: 8px 16px;
  background: var(--prod-surface-2);
  border: 1px solid var(--c-line-soft);
  color: var(--c-dim);
}

.page-products .prod-ruler__round {
  font-family: var(--font-num);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--c-paper-70);
}

.page-products .prod-ruler__label {
  font-size: 12px;
  color: var(--c-dim);
}

.page-products .prod-ruler__item.is-current {
  background: rgba(217, 164, 65, 0.14);
  border-color: var(--c-gold);
}

.page-products .prod-ruler__item.is-current .prod-ruler__round {
  color: var(--c-gold);
}

/* ---------- 两级展开 ---------- */
.page-products .prod-drill__flow {
  display: grid;
  gap: var(--prod-gap);
}

.page-products .prod-drill__step {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--prod-surface-2);
  border-left: 3px solid var(--c-cyan);
}

.page-products .prod-drill__step--two {
  border-left-color: var(--c-gold);
  background: rgba(30, 70, 58, 0.5);
}

.page-products .prod-drill__index {
  display: block;
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--c-dim);
}

.page-products .prod-drill__step h3 {
  margin: 8px 0 10px;
  font-size: clamp(19px, 2.6vw, 24px);
  font-weight: 800;
  color: var(--c-paper);
}

.page-products .prod-drill__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-paper-70);
}

.page-products .prod-drill__media {
  margin: 0;
}

.page-products .prod-drill__media .media__frame {
  aspect-ratio: 3 / 2;
  border: 1px solid var(--c-line);
}

.page-products .prod-drill__media .media__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 版本演进 ---------- */
.page-products .prod-versions {
  position: relative;
  overflow: hidden;
  background: var(--c-ink);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.page-products .prod-versions__texture {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  opacity: 0.24;
  pointer-events: none;
}

.page-products .prod-versions .shell {
  position: relative;
  z-index: 1;
}

.page-products .prod-stairs {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--prod-gap);
}

.page-products .prod-stairs__node {
  position: relative;
  padding: clamp(20px, 2.6vw, 28px);
  background: rgba(11, 42, 34, 0.86);
  border: 1px solid var(--c-line-soft);
  border-bottom: 3px solid var(--c-gold);
}

.page-products .prod-stairs__ver {
  display: inline-block;
}

.page-products .prod-stairs__name {
  margin: 14px 0 8px;
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 800;
  color: var(--c-paper);
}

.page-products .prod-stairs__node p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-paper-70);
}

.page-products .prod-versions__note {
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--c-line-soft);
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-dim);
}

/* ---------- 四步上手 ---------- */
.page-products .prod-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--c-line-soft);
  border: 1px solid var(--c-line-soft);
}

.page-products .prod-steps__disc {
  background: var(--c-night);
}

.page-products .prod-steps__trigger {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 20px 18px;
  background: transparent;
  border: 0;
  color: var(--c-paper);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background var(--dur) ease;
}

.page-products .prod-steps__trigger:hover,
.page-products .prod-steps__trigger:focus-visible {
  background: rgba(69, 227, 210, 0.08);
}

.page-products .prod-steps__trigger[aria-expanded="true"] {
  background: rgba(69, 227, 210, 0.1);
}

.page-products .prod-steps__no {
  flex: none;
  font-family: var(--font-num);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--c-cyan);
}

.page-products .prod-steps__title {
  flex: 1 1 auto;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.4;
}

.page-products .prod-steps__disc .disclosure__inner {
  padding: 0 18px 22px 54px;
}

.page-products .prod-steps__disc .disclosure__inner p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-paper-70);
}

.page-products .prod-steps__disc .disclosure__inner p:last-child {
  margin-bottom: 0;
}

/* ---------- 设备与网络要求 ---------- */
.page-products .prod-req {
  background: linear-gradient(180deg, rgba(30, 70, 58, 0.3), rgba(30, 70, 58, 0));
}

.page-products .prod-req__wrap {
  overflow-x: auto;
  border: 1px solid var(--c-line);
}

.page-products .prod-req__table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .prod-req__table thead th {
  padding: 14px 16px;
  background: var(--c-moss);
  color: var(--c-gold);
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: left;
  white-space: nowrap;
}

.page-products .prod-req__table tbody th {
  padding: 16px;
  text-align: left;
  font-weight: 800;
  color: var(--c-paper);
  border-top: 1px solid var(--c-line-soft);
  white-space: nowrap;
}

.page-products .prod-req__table tbody td {
  padding: 16px;
  color: var(--c-paper-70);
  border-top: 1px solid var(--c-line-soft);
  line-height: 1.6;
  vertical-align: top;
}

.page-products .prod-req__table tbody tr:nth-child(even) th,
.page-products .prod-req__table tbody tr:nth-child(even) td {
  background: rgba(30, 70, 58, 0.3);
}

.page-products .prod-req__notes {
  margin: var(--sp3) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-dim);
}

.page-products .prod-req__notes li {
  display: flex;
  gap: 10px;
}

.page-products .prod-req__dot {
  flex: none;
  width: 7px;
  height: 7px;
  margin-top: 9px;
  background: var(--c-gold);
}

/* ---------- 下载入口 ---------- */
.page-products .prod-entry {
  border-top: 1px solid var(--c-line);
  background: var(--c-ink);
}

.page-products .prod-entry__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
}

.page-products .prod-entry__media {
  margin: 0;
}

.page-products .prod-entry__media .media__frame {
  aspect-ratio: 10 / 7;
  border: 1px solid var(--c-line);
}

.page-products .prod-entry__media .media__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-products .prod-entry__body h2 {
  margin: 8px 0 12px;
  font-size: clamp(25px, 4.4vw, 42px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.012em;
  color: var(--c-paper);
}

.page-products .prod-entry__lede {
  margin: 0 0 var(--sp3);
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-paper-70);
}

.page-products .prod-entry__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--c-line-soft);
  border: 1px solid var(--c-line-soft);
}

.page-products .prod-entry__item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: rgba(11, 42, 34, 0.9);
}

.page-products .prod-entry__plat {
  flex: none;
  min-width: 64px;
  font-size: 15px;
  font-weight: 800;
  color: var(--c-paper);
}

.page-products .prod-entry__note {
  flex: 1 1 200px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-dim);
}

.page-products .prod-entry__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: var(--sp3);
}

.page-products .prod-entry__copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: var(--sp3);
  padding-top: var(--sp3);
  border-top: 1px solid var(--c-line-soft);
}

.page-products .prod-entry__copy-label {
  font-size: 14px;
  color: var(--c-dim);
}

.page-products .prod-entry__foot {
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--c-line-soft);
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-dim);
}

/* ---------- 桌面端栅格 ---------- */
@media (min-width: 760px) {
  .page-products .prod-hero__foot {
    grid-template-columns: auto 1fr;
    align-items: center;
  }

  .page-products .prod-hero__facts {
    max-width: 520px;
  }

  .page-products .prod-hero__actions {
    justify-content: flex-end;
  }

  .page-products .prod-terminal-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-products .prod-terminal--phone {
    grid-column: 1 / span 5;
    grid-row: 1 / span 2;
  }

  .page-products .prod-terminal--desktop {
    grid-column: 6 / span 7;
    grid-row: 1;
  }

  .page-products .prod-terminal--web {
    grid-column: 6 / span 4;
    grid-row: 2;
  }

  .page-products .prod-terminal--mini {
    grid-column: 10 / span 3;
    grid-row: 2;
  }

  .page-products .prod-modules__stage {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
  }

  .page-products .prod-drill__flow {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .page-products .prod-drill__media {
    grid-column: 1 / -1;
  }

  .page-products .prod-stairs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .prod-stairs__node:nth-child(2) {
    margin-top: 44px;
  }

  .page-products .prod-stairs__node:nth-child(3) {
    margin-top: 88px;
  }

  .page-products .prod-entry__grid {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-products .prod-modules__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .prod-module:nth-child(1),
  .page-products .prod-module:nth-child(4) {
    grid-column: span 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-inline-link,
  .page-products .prod-steps__trigger {
    transition: none;
  }
}