.page-products {
  --pp-rail-w: 220px;
}

.page-products .prod-crumbs {
  padding-top: clamp(14px, 2vw, 22px);
  padding-bottom: 6px;
  background: var(--pearl);
}

/* ---------- 首屏 ---------- */

.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--pearl);
  padding: clamp(38px, 6vw, 76px) 0 clamp(44px, 7vw, 88px);
  isolation: isolate;
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -14%;
  width: 72%;
  height: 150%;
  background: linear-gradient(150deg, var(--ink-2) 0%, var(--ink-3) 62%, rgba(46, 140, 140, 0.42) 100%);
  clip-path: polygon(34% 0, 100% 0, 100% 100%, 0 100%);
  z-index: -1;
}

.page-products .prod-hero-inner {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  grid-template-columns: minmax(0, 1fr);
  align-items: end;
}

.page-products .prod-eyebrow {
  color: var(--lake-2);
}

.page-products .prod-eyebrow::before {
  background: var(--lake);
}

.page-products .prod-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(1.9rem, 4.6vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  font-weight: 800;
  color: var(--pearl);
  max-width: 18ch;
}

.page-products .prod-hero-lede {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(1rem, 1.4vw, 1.1rem);
  line-height: 1.8;
  color: rgba(246, 244, 239, 0.82);
}

.page-products .prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-products .prod-btn-ghost {
  border-color: rgba(168, 211, 208, 0.45);
  color: var(--pearl);
}

.page-products .prod-btn-ghost:hover,
.page-products .prod-btn-ghost:focus-visible {
  border-color: var(--lake-2);
  background: rgba(168, 211, 208, 0.12);
}

.page-products .prod-hero-panel {
  border: 1px solid rgba(168, 211, 208, 0.28);
  background: rgba(11, 42, 63, 0.45);
  backdrop-filter: blur(2px);
  padding: clamp(18px, 2.4vw, 26px);
}

.page-products .prod-hero-panel-label {
  margin: 0 0 14px;
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  color: var(--gold-2);
  text-transform: uppercase;
}

.page-products .prod-hero-stats {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-products .prod-hero-stat {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(168, 211, 208, 0.18);
}

.page-products .prod-hero-stat:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .prod-hero-stat dt {
  font-size: 0.86rem;
  color: rgba(246, 244, 239, 0.66);
  letter-spacing: 0.04em;
}

.page-products .prod-hero-stat dd {
  margin: 0;
  font-size: 0.94rem;
  color: var(--pearl);
}

/* ---------- 通用标题组 ---------- */

.page-products .prod-head {
  margin-bottom: clamp(24px, 3.6vw, 44px);
}

.page-products .prod-head--dark .section-title,
.page-products .prod-head--dark h2 {
  color: var(--pearl);
}

.page-products .prod-head--dark .section-note {
  color: rgba(246, 244, 239, 0.7);
}

/* ---------- 五个板块 ---------- */

.page-products .prod-blocks-section {
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-products .prod-figure {
  margin: 0 0 clamp(30px, 4.4vw, 54px);
}

.page-products .prod-blocks {
  align-items: start;
  row-gap: clamp(24px, 3vw, 40px);
}

.page-products .prod-blocks-rail ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-products .prod-blocks-rail a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 12px;
  border-left: 2px solid var(--line);
  color: var(--graphite);
  text-decoration: none;
  font-size: 0.93rem;
  line-height: 1.4;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-products .prod-blocks-rail a .mono {
  font-size: 0.74rem;
  color: var(--mist);
  letter-spacing: 0.06em;
}

.page-products .prod-blocks-rail a:hover,
.page-products .prod-blocks-rail a:focus-visible {
  border-left-color: var(--lake);
  background: rgba(46, 140, 140, 0.07);
  color: var(--ink);
}

.page-products .prod-block {
  padding-bottom: clamp(24px, 3.2vw, 38px);
  margin-bottom: clamp(24px, 3.2vw, 38px);
  border-bottom: 1px solid var(--line);
}

.page-products .prod-block:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-products .prod-block-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.page-products .prod-block-num {
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--lake);
  padding: 3px 8px;
  border: 1px solid var(--lake-2);
  background: rgba(168, 211, 208, 0.16);
}

.page-products .prod-block-title {
  margin: 0;
  font-size: clamp(1.12rem, 1.9vw, 1.35rem);
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
}

.page-products .prod-block p {
  margin: 0 0 14px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--graphite);
  max-width: 62ch;
}

.page-products .prod-block-figure {
  margin: 18px 0 20px;
  max-width: 640px;
}

.page-products .prod-block-verdict {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  margin: 0;
  background: rgba(168, 211, 208, 0.16);
  border-left: 2px solid var(--gold);
  font-size: 0.93rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .prod-block-verdict .tag {
  flex: none;
  margin-top: 2px;
}

/* ---------- 适用人群 ---------- */

.page-products .prod-fit-section {
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-products .prod-fit {
  align-items: start;
  row-gap: clamp(24px, 3vw, 36px);
}

.page-products .prod-fit-cards {
  display: grid;
  gap: 0;
}

.page-products .prod-fit-card {
  padding: 0 0 clamp(20px, 2.6vw, 28px);
  margin-bottom: clamp(20px, 2.6vw, 28px);
  border-bottom: 1px solid var(--line);
}

.page-products .prod-fit-card:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-products .prod-fit-index {
  margin: 0 0 8px;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--lake);
}

.page-products .prod-fit-card h3 {
  margin: 0 0 10px;
  font-size: 1.14rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
}

.page-products .prod-fit-card p {
  margin: 0 0 10px;
  font-size: 0.98rem;
  line-height: 1.78;
  color: var(--graphite);
}

.page-products .prod-fit-meta {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-products .prod-fit-figure {
  margin: 0;
}

/* ---------- 上手四步 ---------- */

.page-products .prod-path-section {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--pearl);
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-products .prod-path-section::before {
  content: "";
  position: absolute;
  top: -30%;
  left: -12%;
  width: 48%;
  height: 130%;
  background: linear-gradient(140deg, rgba(46, 140, 140, 0.34), rgba(11, 42, 63, 0));
  clip-path: polygon(0 0, 100% 0, 62% 100%, 0 100%);
  pointer-events: none;
}

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

.page-products .prod-path-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid rgba(168, 211, 208, 0.24);
}

.page-products .prod-path-step {
  position: relative;
  padding: 24px 0 26px;
  border-bottom: 1px solid rgba(168, 211, 208, 0.24);
}

.page-products .prod-path-step::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 42px;
  height: 3px;
  background: var(--lake);
}

.page-products .prod-path-num {
  display: block;
  margin-bottom: 10px;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--gold-2);
}

.page-products .prod-path-step h3 {
  margin: 0 0 10px;
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--pearl);
  line-height: 1.4;
}

.page-products .prod-path-step p {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.78;
  color: rgba(246, 244, 239, 0.76);
}

/* ---------- 适配与版本 ---------- */

.page-products .prod-adapt-section {
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-products .prod-adapt {
  align-items: start;
  row-gap: clamp(24px, 3vw, 40px);
}

.page-products .prod-adapt-copy p {
  margin: 0 0 20px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--graphite);
  max-width: 56ch;
}

.page-products .prod-adapt-stats {
  margin: 0 0 20px;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-products .prod-adapt-stat {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .prod-adapt-stat dt {
  font-size: 0.9rem;
  color: var(--mist);
  letter-spacing: 0.04em;
}

.page-products .prod-adapt-stat dd {
  margin: 0;
  font-size: 0.96rem;
  color: var(--graphite);
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.page-products .prod-adapt-num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}

.page-products .prod-adapt-tip {
  margin: 0;
  padding: 13px 15px;
  border: 1px solid var(--gold-2);
  background: rgba(231, 213, 154, 0.16);
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--graphite);
}

.page-products .prod-adapt-figure {
  margin: 0;
}

/* ---------- 配套能力 ---------- */

.page-products .prod-sv-section {
  background: var(--ink);
  color: var(--pearl);
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-products .prod-sv-section .section-title,
.page-products .prod-sv-section h2 {
  color: var(--pearl);
}

.page-products .prod-sv-section .section-note {
  color: rgba(246, 244, 239, 0.68);
}

.page-products .prod-sv-figure {
  margin: 0 0 clamp(26px, 3.6vw, 40px);
  max-width: 720px;
}

.page-products .prod-sv-rail {
  list-style: none;
  margin: 0;
  padding: 5px 0 16px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 82%;
  gap: 14px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-products .prod-sv-card {
  scroll-snap-align: start;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 18px 22px;
  border: 1px solid rgba(168, 211, 208, 0.24);
  background: rgba(18, 60, 86, 0.55);
}

.page-products .prod-sv-card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  height: 3px;
  background: var(--lake);
}

.page-products .prod-sv-card:nth-child(2)::before {
  background: var(--gold);
}

.page-products .prod-sv-card:nth-child(3)::before {
  background: var(--lake-2);
}

.page-products .prod-sv-card:nth-child(4)::before {
  background: var(--gold-2);
}

.page-products .prod-sv-card:nth-child(5)::before {
  background: var(--mist);
}

.page-products .prod-sv-num {
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--lake-2);
}

.page-products .prod-sv-card h3 {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 600;
  color: var(--pearl);
  line-height: 1.4;
}

.page-products .prod-sv-card p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.76;
  color: rgba(246, 244, 239, 0.74);
}

/* ---------- 服务摘要 ---------- */

.page-products .prod-recap-section {
  background: var(--pearl-2);
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-products .prod-recap-list {
  margin: 0 0 clamp(26px, 3.4vw, 40px);
  border-top: 1px solid var(--line);
}

.page-products .prod-recap-row {
  display: grid;
  grid-template-columns: 106px minmax(0, 1fr);
  gap: 12px 18px;
  align-items: baseline;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .prod-recap-row dt {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--lake);
}

.page-products .prod-recap-row dd {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--graphite);
}

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

.page-products .prod-recap-link {
  font-size: 0.94rem;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .prod-recap-link:hover,
.page-products .prod-recap-link:focus-visible {
  color: var(--lake);
  border-color: var(--lake);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-products .prod-path-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 36px);
  }

  .page-products .prod-recap-row {
    grid-template-columns: 130px minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero-inner {
    grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  }

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

  .page-products .prod-blocks-rail ol {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-products .prod-blocks-rail a {
    width: 100%;
  }

  .page-products .prod-fit {
    column-gap: clamp(28px, 4vw, 56px);
  }
}

@media (min-width: 1024px) {
  .page-products .prod-path-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    column-gap: clamp(20px, 2.4vw, 34px);
    border-top: 0;
  }

  .page-products .prod-path-step {
    padding: 26px 22px 30px 0;
    border-bottom: 0;
    border-right: 1px solid rgba(168, 211, 208, 0.24);
  }

  .page-products .prod-path-step:last-child {
    border-right: 0;
    padding-right: 0;
  }

  .page-products .prod-sv-rail {
    grid-auto-flow: row;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    grid-auto-columns: auto;
    overflow-x: visible;
    padding-bottom: 0;
  }
}
</main>