.page-products {
  --tp-line: rgba(140, 154, 166, 0.24);
  --tp-panel: rgba(14, 44, 69, 0.6);
  --tp-glow: rgba(53, 224, 214, 0.16);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  padding-top: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--stone-400);
}
.page-products .breadcrumb a {
  color: var(--neon-400);
  text-decoration: none;
}
.page-products .breadcrumb a:hover {
  text-decoration: underline;
}

/* ---------- 首屏 ---------- */
.page-products .tools-hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: linear-gradient(165deg, var(--abyss-900) 0%, var(--abyss-950) 68%);
  padding-top: 34px;
}
.page-products .tools-hero::before {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -8%;
  width: 74%;
  height: 76%;
  background: var(--abyss-700);
  clip-path: polygon(0 36%, 100% 0, 100% 100%, 0 100%);
  opacity: 0.5;
  z-index: -1;
}
.page-products .tools-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    repeating-linear-gradient(to right, var(--grid-line) 0 1px, transparent 1px 52px),
    repeating-linear-gradient(to bottom, var(--grid-line) 0 1px, transparent 1px 52px);
  opacity: 0.7;
}
.page-products .tools-hero__inner {
  display: grid;
  gap: 30px;
  padding-bottom: 34px;
}
.page-products .tools-hero__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--amber-400);
}
.page-products .tools-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 7.4vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper-50);
}
.page-products .tools-hero .lead {
  max-width: 46ch;
  color: var(--stone-400);
}
.page-products .tools-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.page-products .tools-hero__figure {
  margin: 0;
  border: 1px solid var(--neon-line);
  background: var(--abyss-900);
}
.page-products .tools-hero__figure .figure__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--tp-line);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--stone-400);
}
.page-products .tools-hero__band {
  border-top: 1px solid var(--tp-line);
  padding: 11px 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--stone-400);
  background: var(--abyss-950);
}

/* ---------- 区块头 ---------- */
.page-products .sec-head {
  max-width: 62ch;
}
.page-products .sec-head h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 4.4vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper-50);
}
.page-products .section--paper .sec-head h2 {
  color: var(--ink-900);
}
.page-products .sec-head p {
  margin: 0;
  font-size: 16px;
}

/* ---------- 技能树总览 ---------- */
.page-products .tool-tree {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}
.page-products .tool-node {
  position: relative;
  padding: 22px 20px 20px 30px;
  border: 1px solid var(--tp-line);
  border-left: 2px solid var(--neon-600);
  background: var(--tp-panel);
}
.page-products .tool-node::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 30px;
  width: 12px;
  height: 1px;
  background: var(--neon-400);
}
.page-products .tool-node__code {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--amber-400);
}
.page-products .tool-node h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.page-products .tool-node h3 a {
  color: var(--paper-50);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}
.page-products .tool-node h3 a:hover,
.page-products .tool-node h3 a:focus-visible {
  color: var(--neon-400);
  border-bottom-color: var(--neon-400);
}
.page-products .tool-node p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--stone-400);
}
.page-products .tool-node__hint {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--neon-600);
}
.page-products .tool-node--lg {
  border-left-color: var(--neon-400);
  background: linear-gradient(140deg, rgba(18, 167, 156, 0.16), rgba(14, 44, 69, 0.5));
}
.page-products .tool-node--sm {
  border-left-color: var(--stone-400);
}
.page-products .tool-node--sm .tool-node__hint {
  color: var(--stone-400);
}

/* ---------- 详情双栏 ---------- */
.page-products .tool-detail--dark {
  background: var(--abyss-900);
}
.page-products .detail-split {
  display: grid;
  gap: 28px;
  align-items: start;
}
.page-products .detail-split__body {
  min-width: 0;
}
.page-products .detail-tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 10px;
  border: 1px solid var(--amber-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--amber-400);
}
.page-products .detail-split__body h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 4.2vw, 28px);
  line-height: 1.2;
  color: var(--paper-50);
}
.page-products .section--paper .detail-split__body h2 {
  color: var(--ink-900);
}
.page-products .detail-split__body p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.75;
}
.page-products .section--paper .detail-split__body p {
  color: var(--ink-900);
}
.page-products .tool-detail--dark .detail-split__body p {
  color: var(--stone-400);
}
.page-products .detail-split__figure {
  margin: 0;
  border: 1px solid var(--tp-line);
  background: var(--abyss-950);
}
.page-products .detail-split__figure .figure__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--tp-line);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--stone-400);
}

/* ---------- 列表与复制 ---------- */
.page-products .check-list {
  list-style: none;
  margin: 18px 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-products .check-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.65;
}
.page-products .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 1px;
  background: var(--neon-400);
}
.page-products .check-list .mono {
  font-family: var(--font-mono);
  color: var(--neon-600);
}
.page-products .section--paper .check-list li {
  color: var(--ink-900);
}
.page-products .tool-detail--dark .check-list li {
  color: var(--stone-400);
}
.page-products .copy-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
}
.page-products .copy-btn {
  appearance: none;
  padding: 9px 16px;
  border: 1px solid var(--neon-line);
  background: transparent;
  color: var(--neon-400);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: background 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease);
}
.page-products .copy-btn:hover,
.page-products .copy-btn:focus-visible {
  background: rgba(53, 224, 214, 0.1);
  border-color: var(--neon-400);
}
.page-products .copy-row .muted {
  font-size: 13px;
}

/* ---------- 双端对照 ---------- */
.page-products .dual-figure {
  margin: 26px 0 22px;
  border: 1px solid var(--tp-line);
}
.page-products .dual-figure .figure__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--tp-line);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--stone-400);
}
.page-products .dual-grid {
  border: 1px solid var(--tp-line);
  background: #fff;
}
.page-products .dual-grid__head {
  display: none;
}
.page-products .dual-grid__row {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--tp-line);
}
.page-products .dual-grid__row:last-child {
  border-bottom: 0;
}
.page-products .dual-grid__code {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--ink-900);
}
.page-products .dual-grid__cell {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-900);
}
.page-products .dual-grid__cell::before {
  content: attr(data-label) " ";
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--stone-400);
}
.page-products .dual-grid .tag {
  justify-self: start;
}
.page-products .dual-note {
  margin-top: 14px;
  font-size: 14px;
}

/* ---------- 时间刻度 ---------- */
.page-products .recall-scale {
  margin: 22px 0 14px;
  padding: 18px 18px 12px;
  border: 1px solid var(--tp-line);
  background: var(--abyss-950);
}
.page-products .recall-scale__track {
  position: relative;
  height: 3px;
  background: rgba(140, 154, 166, 0.28);
}
.page-products .recall-scale__fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 3px;
  width: 62%;
  background: var(--neon-600);
}
.page-products .recall-scale__knob {
  position: absolute;
  left: 62%;
  top: 50%;
  width: 12px;
  height: 12px;
  transform: translate(-50%, -50%) rotate(45deg);
  background: var(--amber-400);
}
.page-products .recall-scale__ticks {
  display: flex;
  justify-content: space-between;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--stone-400);
}

/* ---------- 路径卡片步骤 ---------- */
.page-products .step-line {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  counter-reset: step;
}
.page-products .step-line__item {
  position: relative;
  padding: 0 0 26px 30px;
  border-left: 1px solid var(--tp-line);
}
.page-products .step-line__item:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}
.page-products .step-line__item::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  background: var(--neon-400);
}
.page-products .step-line__idx {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--neon-600);
}
.page-products .step-line__item h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--ink-900);
}
.page-products .step-line__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-900);
}
.page-products .card-metric {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--tp-line);
  font-size: 15px;
  color: var(--ink-900);
}
.page-products .card-metric__num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 500;
  color: var(--neon-600);
  margin-right: 8px;
}

/* ---------- 旧入口映射 ---------- */
.page-products .legacy-stack {
  display: grid;
  gap: 12px;
}
.page-products .legacy-chip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid var(--tp-line);
  background: var(--tp-panel);
}
.page-products .legacy-chip__old {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--stone-400);
  text-decoration: line-through;
  text-decoration-color: var(--clay-line);
}
.page-products .legacy-chip__arrow {
  color: var(--neon-400);
  font-family: var(--font-mono);
}
.page-products .legacy-chip__new {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--paper-50);
}
.page-products .link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ---------- 场景对照 ---------- */
.page-products .scenario-list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
.page-products .scenario-card {
  padding: 22px 20px;
  border: 1px solid var(--tp-line);
  border-top: 2px solid var(--amber-400);
  background: #fff;
}
.page-products .scenario-card__idx {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone-400);
}
.page-products .scenario-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink-900);
}
.page-products .scenario-card p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-900);
}
.page-products .scenario-card__path {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--moss-500);
}
.page-products .scenario-foot {
  margin-top: 22px;
  font-size: 14px;
}
.page-products .scenario-foot a {
  color: var(--neon-600);
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-products .tools-hero {
    padding-top: 44px;
  }
  .page-products .dual-grid__row {
    grid-template-columns: 1fr 1fr;
  }
  .page-products .dual-grid__code {
    grid-column: 1 / -1;
  }
  .page-products .scenario-list {
    grid-template-columns: 1fr 1fr;
  }
  .page-products .scenario-card:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-products .tools-hero__inner {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 44px;
    padding-bottom: 46px;
  }
  .page-products .tools-hero__band {
    padding-left: 40px;
    padding-right: 40px;
  }
  .page-products .tool-tree {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
  }
  .page-products .tool-node:nth-child(2) {
    margin-top: 46px;
  }
  .page-products .tool-node:nth-child(3) {
    margin-top: -14px;
  }
  .page-products .tool-node--sm {
    margin-top: 46px;
  }
  .page-products .detail-split {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
  }
  .page-products .detail-split--flip {
    grid-template-columns: 0.85fr 1.15fr;
  }
  .page-products .detail-split__figure--narrow {
    max-width: 380px;
  }
  .page-products .dual-grid__head,
  .page-products .dual-grid__row {
    display: grid;
    grid-template-columns: 96px 1.2fr 1.2fr 150px;
    align-items: center;
    gap: 16px;
  }
  .page-products .dual-grid__head {
    padding: 12px 18px;
    border-bottom: 1px solid var(--tp-line);
    background: var(--abyss-900);
  }
  .page-products .dual-grid__head span {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    color: var(--stone-400);
  }
  .page-products .dual-grid__row {
    padding: 16px 18px;
  }
  .page-products .dual-grid__code {
    grid-column: auto;
  }
  .page-products .dual-grid__cell::before {
    content: none;
  }
  .page-products .step-line {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  .page-products .step-line__item {
    padding: 24px 0 0 0;
    border-left: 0;
    border-top: 1px solid var(--tp-line);
  }
  .page-products .step-line__item:last-child {
    padding-bottom: 0;
  }
  .page-products .step-line__item::before {
    left: 0;
    top: -4px;
  }
  .page-products .scenario-list {
    grid-template-columns: 1.05fr 0.95fr 0.85fr;
    align-items: start;
  }
  .page-products .scenario-card:last-child {
    grid-column: auto;
    margin-top: 36px;
  }
  .page-products .scenario-card:nth-child(2) {
    margin-top: 18px;
  }
}