.page-products {
  --prod-line: rgba(30, 58, 92, 0.62);
  --prod-chip-bg: rgba(16, 42, 76, 0.55);
  background: var(--deep-navy);
  color: var(--paper);
}

.page-products .section {
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  overflow: hidden;
  padding-block: clamp(104px, 15vw, 178px) clamp(52px, 7vw, 92px);
  background:
    radial-gradient(120% 90% at 86% 4%, rgba(47, 243, 214, 0.12), transparent 58%),
    radial-gradient(90% 80% at 6% 96%, rgba(255, 122, 47, 0.08), transparent 60%),
    linear-gradient(180deg, #0a1d36 0%, var(--deep-navy) 74%);
}

.page-products .prod-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: var(--prod-line);
}

.page-products .prod-hero .breadcrumbs {
  margin-bottom: clamp(28px, 5vw, 52px);
}

.page-products .prod-hero-grid {
  display: grid;
  gap: clamp(32px, 5vw, 60px);
  align-items: end;
}

@media (min-width: 940px) {
  .page-products .prod-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

.page-products .prod-hero-copy h1 {
  margin: 14px 0 0;
  font-size: clamp(30px, 5.2vw, 54px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.page-products .prod-lede {
  margin: 22px 0 0;
  max-width: 58ch;
  font-size: 18px;
  line-height: 1.9;
  color: var(--mist-text);
}

.page-products .prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-products .prod-hero-aside {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  padding: 24px 22px;
  border: 1px solid var(--prod-line);
  border-radius: var(--radius-l);
  background: linear-gradient(158deg, rgba(16, 42, 76, 0.9), rgba(8, 24, 46, 0.5));
  backdrop-filter: blur(3px);
}

.page-products .prod-hero-aside .stat {
  display: grid;
  gap: 4px;
}

.page-products .prod-hero-aside .stat-value {
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 700;
  color: var(--cyan-glow);
  line-height: 1;
}

.page-products .prod-hero-aside .stat--amber .stat-value {
  color: var(--pulse-amber);
}

.page-products .prod-hero-aside .stat-label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist-text);
}

/* ---------- 章节头 ---------- */
.page-products .prod-head {
  display: grid;
  gap: 12px;
}

@media (min-width: 860px) {
  .page-products .prod-head {
    grid-template-columns: 92px minmax(0, 1fr);
    align-items: start;
  }
}

.page-products .prod-head .index-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan-glow);
}

.page-products .section-title {
  margin: 6px 0 0;
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: -0.02em;
}

.page-products .section-lede {
  margin: 14px 0 0;
  max-width: 64ch;
  font-size: 17px;
  line-height: 1.9;
  color: var(--mist-text);
}

.page-products .prod-body {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: 18px;
  line-height: 1.9;
  color: var(--mist-text);
}

.page-products .prod-body--wide {
  max-width: 78ch;
}

/* ---------- 工具总览 ---------- */
.page-products .deck-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
  margin-top: clamp(32px, 5vw, 52px);
}

@media (min-width: 700px) {
  .page-products .deck-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 16px;
  }
  .page-products .deck-card--a,
  .page-products .deck-card--b {
    grid-column: span 3;
  }
  .page-products .deck-card--c,
  .page-products .deck-card--d,
  .page-products .deck-card--e {
    grid-column: span 2;
  }
}

.page-products .deck-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 22px 24px;
  border: 1px solid var(--prod-line);
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, var(--prod-chip-bg), rgba(8, 24, 46, 0.32));
  color: inherit;
  text-decoration: none;
  overflow: hidden;
  transition: transform 320ms var(--ease), border-color 320ms var(--ease);
}

.page-products .deck-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--cyan-glow);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 340ms var(--ease);
}

.page-products .deck-card:hover,
.page-products .deck-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(47, 243, 214, 0.5);
}

.page-products .deck-card:hover::before,
.page-products .deck-card:focus-visible::before {
  transform: scaleY(1);
}

.page-products .deck-no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan-glow);
}

.page-products .deck-name {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
}

.page-products .deck-scene {
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist-text);
}

.page-products .deck-go {
  margin-top: auto;
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--pulse-amber);
}

/* ---------- 图文分栏 ---------- */
.page-products .prod-split {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  grid-template-columns: 1fr;
  align-items: start;
}

@media (min-width: 960px) {
  .page-products .prod-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

.page-products .prod-split-side {
  margin: 0;
  padding: 14px;
  border: 1px solid var(--prod-line);
  border-radius: var(--radius-l);
  background: rgba(8, 24, 46, 0.42);
}

.page-products .figure-frame {
  border-radius: var(--radius-m);
  overflow: hidden;
  background: rgba(30, 58, 92, 0.35);
}

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

.page-products .figure-caption {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist-text);
}

/* ---------- 时间线 ---------- */
.page-products .timeline-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--prod-line);
}

.page-products .timeline-list li {
  display: grid;
  gap: 6px;
  padding: 16px 2px;
  border-bottom: 1px solid var(--prod-line);
}

@media (min-width: 620px) {
  .page-products .timeline-list li {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

.page-products .tl-time {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--electric-orange);
}

.page-products .tl-text {
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper);
}

/* ---------- 看板 ---------- */
.page-products .prod-board-figure {
  margin: clamp(28px, 4vw, 46px) 0 0;
}

.page-products .board-notes {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
  margin-top: 26px;
}

@media (min-width: 760px) {
  .page-products .board-notes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .board-notes--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .board-note {
  padding: 20px 20px 22px;
  border: 1px solid var(--prod-line);
  border-radius: var(--radius-m);
  background: rgba(16, 42, 76, 0.42);
}

.page-products .board-note-title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--cyan-glow);
}

.page-products .board-note p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist-text);
}

.page-products .metric-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-products .metric-chip {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--prod-line);
  color: var(--mist-text);
}

.page-products .metric-chip--cyan {
  background: var(--cyan-glow);
  border-color: var(--cyan-glow);
  color: var(--deep-navy);
  font-weight: 700;
}

/* ---------- 对照表 ---------- */
.page-products .table-wrap {
  margin-top: clamp(28px, 4vw, 44px);
  overflow-x: auto;
  border: 1px solid var(--prod-line);
  border-radius: var(--radius-m);
  background: rgba(16, 42, 76, 0.34);
}

.page-products .data-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .data-table th {
  text-align: left;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--cyan-glow);
  border-bottom: 1px solid rgba(47, 243, 214, 0.38);
  white-space: nowrap;
}

.page-products .data-table td {
  padding: 15px 16px;
  border-bottom: 1px solid var(--prod-line);
  line-height: 1.75;
  color: var(--mist-text);
  vertical-align: top;
}

.page-products .data-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .data-table tbody tr:hover td {
  background: rgba(47, 243, 214, 0.05);
}

.page-products .risk {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--paper);
  font-weight: 700;
  white-space: nowrap;
}

.page-products .risk i {
  display: block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan-glow);
  flex: none;
}

.page-products .risk--mid i {
  background: var(--pulse-amber);
}

.page-products .risk--high i {
  background: var(--electric-orange);
}

.page-products .prod-table-figure {
  margin: clamp(26px, 4vw, 44px) 0 0;
}

/* ---------- 热区 ---------- */
.page-products .prod-heat-figure {
  margin: clamp(28px, 4vw, 46px) 0 0;
}

/* ---------- 特性清单 ---------- */
.page-products .feature-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--prod-line);
}

.page-products .feature-list li {
  display: grid;
  gap: 6px;
  padding: 15px 2px;
  border-bottom: 1px solid var(--prod-line);
}

@media (min-width: 620px) {
  .page-products .feature-list li {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

.page-products .fl-key {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan-glow);
}

.page-products .fl-val {
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper);
}

/* ---------- 上手步骤 ---------- */
.page-products .start-steps {
  counter-reset: step;
  list-style: none;
  margin: clamp(30px, 5vw, 48px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

@media (min-width: 680px) {
  .page-products .start-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .page-products .start-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .start-steps li {
  counter-increment: step;
  position: relative;
  padding: 26px 20px 22px;
  border: 1px solid rgba(238, 244, 250, 0.16);
  border-radius: var(--radius-m);
  background: rgba(8, 24, 46, 0.28);
}

.page-products .start-steps li::before {
  content: "0" counter(step);
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--pulse-amber);
}

.page-products .step-title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-products .start-steps p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist-text);
}

/* ---------- 收束区 ---------- */
.page-products .prod-next {
  margin-top: clamp(34px, 5vw, 56px);
  padding-top: 26px;
  border-top: 1px solid rgba(238, 244, 250, 0.18);
}

.page-products .prod-next-lede {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist-text);
}

.page-products .prod-next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 480px) {
  .page-products .prod-hero-aside {
    grid-template-columns: 1fr;
  }
  .page-products .prod-hero-actions .btn,
  .page-products .prod-next-links .btn {
    width: 100%;
    text-align: center;
  }
  .page-products .deck-card {
    padding: 22px 18px 20px;
  }
}