.page-products {
  --tools-gap: clamp(16px, 2.4vw, 26px);
  --tools-pad: clamp(20px, 3vw, 32px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 首屏 ---------- */
.page-products .tools-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(24px, 4.6vw, 56px) 0 clamp(32px, 5vw, 68px);
  border-bottom: 1px solid var(--line);
  background-color: var(--ink-900);
}

.page-products .tools-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(90deg, rgba(28, 64, 72, 0.55) 1px, transparent 1px),
    linear-gradient(180deg, rgba(28, 64, 72, 0.45) 1px, transparent 1px);
  background-size: 88px 100%, 100% 88px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 82%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 82%);
  pointer-events: none;
}

.page-products .tools-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: -22%;
  top: -40%;
  width: 78%;
  height: 170%;
  background: linear-gradient(158deg, rgba(18, 224, 196, 0.16), rgba(11, 42, 50, 0.9) 56%, rgba(5, 22, 28, 0.05));
  border-left: 1px solid rgba(28, 64, 72, 0.9);
  clip-path: polygon(32% 0, 100% 0, 100% 100%, 0 100%);
  opacity: 0.55;
  pointer-events: none;
}

.page-products .tools-hero__inner {
  position: relative;
  z-index: 1;
}

.page-products .tools-hero__eyebrow {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
}

.page-products .tools-hero__title {
  margin: 12px 0 18px;
  max-width: 20ch;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.5px;
  color: var(--text);
}

.page-products .tools-hero__lead {
  max-width: 620px;
  margin: 0 0 26px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: var(--muted);
}

.page-products .tools-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

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

/* ---------- 总览 ---------- */
.page-products .tool-board {
  padding-top: clamp(32px, 5vw, 60px);
}

.page-products .tool-board__figure {
  margin: 0 0 clamp(26px, 4vw, 44px);
}

.page-products .tools-index__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--tools-gap);
}

.page-products .tool-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: var(--tools-pad);
  background: var(--ink-800);
  border: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.2s ease-out, background-color 0.2s ease-out, transform 0.2s ease-out;
}

.page-products .tool-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 42px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.24s ease-out;
}

.page-products .tool-card:hover,
.page-products .tool-card:focus-visible {
  border-color: var(--accent);
  background: var(--ink-700);
  transform: translateY(-4px);
}

.page-products .tool-card:hover::after,
.page-products .tool-card:focus-visible::after {
  transform: scaleX(1);
}

.page-products .tool-card__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--hi);
  font-variant-numeric: tabular-nums;
}

.page-products .tool-card__name {
  margin: 0;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.2px;
  color: var(--text);
}

.page-products .tool-card__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

.page-products .tool-card__meta {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 工具分区通用 ---------- */
.page-products .tool-block {
  padding-top: clamp(38px, 6vw, 74px);
}

.page-products .tool-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
}

.page-products .tool-split__media {
  margin: 0;
}

.page-products .tool-split__body {
  min-width: 0;
}

.page-products .tool-split__note {
  margin: 20px 0 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 步骤 ---------- */
.page-products .steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-products .step {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 10px 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.page-products .step:last-child {
  border-bottom: 1px solid var(--line);
}

.page-products .step__no {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--hi);
  padding-top: 3px;
}

.page-products .step__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-products .step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 伤停 ---------- */
.page-products .tool-split__media--phone {
  max-width: 460px;
  margin-inline: auto;
}

.page-products .injury-specs {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--tools-gap);
}

.page-products .injury-spec {
  padding: var(--tools-pad);
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-left: 3px solid var(--warn);
}

.page-products .injury-spec__title {
  margin: 12px 0 8px;
  font-size: 17px;
  font-weight: 900;
  color: var(--text);
}

.page-products .injury-spec p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 数据面板 ---------- */
.page-products .metric-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--tools-gap);
}

.page-products .metric {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px var(--tools-pad);
  background: var(--ink-800);
  border: 1px solid var(--line);
  transition: border-color 0.2s ease-out, background-color 0.2s ease-out;
}

.page-products .metric:hover,
.page-products .metric:focus-visible {
  border-color: var(--accent);
  background: var(--ink-700);
  outline: none;
}

.page-products .metric__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(26px, 3.6vw, 38px);
  font-weight: 700;
  line-height: 1;
  color: var(--hi);
}

.page-products .metric__label {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
}

.page-products .metric__note {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  transition: color 0.2s ease-out;
}

.page-products .metric:hover .metric__note,
.page-products .metric:focus-visible .metric__note {
  color: var(--accent);
}

.page-products .tool-block__band {
  margin: clamp(24px, 4vw, 40px) 0;
}

.page-products .live-panel {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .live-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .live-list li {
  padding-left: 16px;
  border-left: 2px solid var(--line);
}

.page-products .live-list h4 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
}

.page-products .live-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

/* ---------- V4 规则 ---------- */
.page-products .rule-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
}

.page-products .rule-ladder {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 6px;
  align-content: end;
}

.page-products .rule-rung {
  display: flex;
  align-items: flex-end;
  padding: 10px 8px;
  min-height: 62px;
  background: rgba(108, 76, 255, 0.14);
  border: 1px solid rgba(108, 76, 255, 0.42);
  border-bottom: 3px solid var(--rule);
  font-size: 12px;
  line-height: 1.35;
  color: var(--rule-soft);
  writing-mode: vertical-rl;
  letter-spacing: 0.06em;
}

.page-products .rule-accordion {
  min-width: 0;
}

.page-products .rule-accordion .accordion-item {
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-products .rule-accordion .accordion-item + .accordion-item {
  border-top: 0;
}

.page-products .rule-accordion .accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 17px var(--tools-pad);
  background: none;
  border: 0;
  color: var(--text);
  font: inherit;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.2s ease-out, color 0.2s ease-out;
}

.page-products .rule-accordion .accordion-trigger:hover {
  background: rgba(108, 76, 255, 0.12);
  color: var(--rule-soft);
}

.page-products .accordion-caret {
  flex: none;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--rule);
  border-bottom: 2px solid var(--rule);
  transform: rotate(45deg) translateY(-2px);
  transition: transform 0.2s ease-out;
}

.page-products .rule-accordion .accordion-panel {
  padding: 0 var(--tools-pad) 18px;
}

.page-products .rule-accordion .accordion-panel p {
  margin: 0;
  max-width: 760px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .rule-figure {
  margin: clamp(26px, 4vw, 42px) 0 0;
}

/* ---------- 场景条带 ---------- */
.page-products .scene-strip {
  display: grid;
  border-top: 1px solid var(--line);
}

.page-products .scene {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px 16px;
  padding: clamp(20px, 3vw, 30px) 0;
  border-bottom: 1px solid var(--line);
}

.page-products .scene__no {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--hi);
}

.page-products .scene__title {
  margin: 0 0 8px;
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 900;
  color: var(--text);
}

.page-products .scene__intro p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .scene__flow {
  grid-column: 2 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-products .scene__flow span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  background: var(--ink-800);
  font-size: 13px;
  color: var(--text);
}

.page-products .scene__flow span:not(:last-child)::after {
  content: "→";
  color: var(--accent);
  font-family: var(--font-mono);
}

/* ---------- 帮助面板 ---------- */
.page-products .help-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 40px);
  padding: clamp(24px, 4vw, 46px);
  background: linear-gradient(140deg, rgba(108, 76, 255, 0.2), rgba(11, 42, 50, 0.94) 58%);
  border: 1px solid var(--line);
}

.page-products .help-panel__body .section-title {
  margin-top: 10px;
}

.page-products .help-panel .prose {
  margin: 16px 0 22px;
  font-size: 15px;
  color: var(--text);
}

.page-products .help-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .help-panel__stats {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-products .help-panel__stats li {
  padding-top: 14px;
  border-top: 1px solid rgba(28, 64, 72, 0.9);
}

.page-products .help-stat__value {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 24px;
  font-weight: 700;
  color: var(--hi);
}

.page-products .help-stat__label {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

.page-products .tool-footnote {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .tool-footnote a {
  color: var(--accent);
}

/* ---------- 响应式 ---------- */
@media (max-width: 560px) {
  .page-products .step {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .step__no {
    grid-row: auto;
  }

  .page-products .scene {
    grid-template-columns: 34px minmax(0, 1fr);
  }

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

@media (min-width: 700px) {
  .page-products .tools-index__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-products .tool-card:nth-child(1) { grid-column: span 5; }
  .page-products .tool-card:nth-child(2) { grid-column: span 7; }
  .page-products .tool-card:nth-child(3) { grid-column: span 7; }
  .page-products .tool-card:nth-child(4) { grid-column: span 5; }
  .page-products .tool-card:nth-child(5) { grid-column: span 6; }
  .page-products .tool-card:nth-child(6) { grid-column: span 6; }

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

  .page-products .injury-specs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .live-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .scene {
    grid-template-columns: 64px minmax(0, 1.05fr) minmax(0, 1.35fr);
    align-items: center;
    gap: clamp(18px, 3vw, 36px);
  }

  .page-products .scene__flow {
    grid-column: 3;
  }
}

@media (min-width: 960px) {
  .page-products .tools-hero::after {
    opacity: 1;
  }

  .page-products .tool-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-products .tool-split--reverse {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
  }

  .page-products .tool-split--reverse .tool-split__media {
    order: 2;
  }

  .page-products .metric-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .rule-layout {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: stretch;
  }

  .page-products .rule-ladder {
    grid-template-columns: 1fr;
  }

  .page-products .rule-rung {
    writing-mode: horizontal-tb;
    align-items: center;
    min-height: 0;
  }

  .page-products .rule-rung:nth-child(1) { min-height: 52px; }
  .page-products .rule-rung:nth-child(2) { min-height: 74px; }
  .page-products .rule-rung:nth-child(3) { min-height: 96px; }
  .page-products .rule-rung:nth-child(4) { min-height: 118px; }
  .page-products .rule-rung:nth-child(5) { min-height: 140px; }

  .page-products .help-panel {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .tool-card,
  .page-products .metric,
  .page-products .rule-accordion .accordion-trigger,
  .page-products .accordion-caret {
    transition: none;
  }

  .page-products .tool-card:hover,
  .page-products .tool-card:focus-visible {
    transform: none;
  }
}