.page-products {
  --rail-w: 232px;
  --hero-veil: rgba(11, 26, 22, 0.86);
  background: var(--bg-deep);
  color: var(--mist);
}

/* ---------- 框景首屏 ---------- */
.page-products .tools-hero {
  position: relative;
  isolation: isolate;
  padding: calc(var(--header-h) + var(--space-6)) 0 var(--space-8);
  overflow: hidden;
}

.page-products .tools-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-products .tools-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 62%;
  opacity: 0.42;
  filter: saturate(0.75) contrast(1.05);
}

.page-products .tools-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 78% 8%, rgba(79, 209, 197, 0.14), transparent 58%),
    linear-gradient(180deg, var(--hero-veil) 0%, rgba(14, 23, 38, 0.92) 58%, var(--bg-deep) 100%);
}

.page-products .tools-hero__frame {
  position: relative;
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  background: linear-gradient(152deg, rgba(14, 23, 38, 0.74), rgba(11, 26, 22, 0.52));
  padding: var(--space-6) var(--gutter) var(--space-4);
  max-width: 980px;
}

.page-products .tools-hero__frame::before {
  content: "";
  position: absolute;
  left: var(--space-6);
  right: var(--space-6);
  top: -1px;
  height: 8px;
  background-image: repeating-linear-gradient(90deg, var(--rule) 0 1px, transparent 1px 24px);
  pointer-events: none;
}

.page-products .tools-hero__title {
  margin: var(--space-3) 0 var(--space-3);
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.02em;
  max-width: 17em;
}

.page-products .tools-hero__lede {
  margin: 0;
  max-width: 36em;
  color: var(--mist);
  font-size: var(--fs-lede);
  line-height: 1.85;
}

.page-products .tools-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--space-4);
}

.page-products .tools-hero__ticks {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: var(--space-4) 0 0;
  padding: var(--space-3) 0 0;
  border-top: 1px solid var(--rule);
  font-size: 12px;
  color: var(--stone);
  letter-spacing: 0.02em;
}

.page-products .tools-hero__ticks li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-products .tools-hero__ticks li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--lime);
  flex: none;
}

/* ---------- 控制台骨架 ---------- */
.page-products .console {
  position: relative;
  background:
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-night) 24%, var(--bg-night) 76%, var(--bg-deep) 100%);
}

.page-products .console__inner {
  display: block;
}

.page-products .rail {
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  background: var(--panel);
  padding: var(--space-3);
  margin-bottom: var(--space-6);
}

.page-products .rail__label {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--stone);
}

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

.page-products .rail__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-pill);
  color: var(--mist);
  font-size: 13px;
  text-decoration: none;
  transition: border-color 200ms var(--ease), background-color 200ms var(--ease), color 200ms var(--ease);
}

.page-products .rail__link:hover,
.page-products .rail__link:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
  background: rgba(199, 249, 74, 0.06);
}

.page-products .rail__num {
  font-size: 11px;
  color: var(--stone);
}

.page-products .rail__status {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--rule);
  display: grid;
  gap: 8px;
}

.page-products .rail__status-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
}

.page-products .rail__status-row--sub {
  color: var(--stone);
  font-size: 11.5px;
  letter-spacing: 0.02em;
}

.page-products .panel-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--stone);
  flex: none;
}

.page-products .panel-dot--lime { background: var(--lime); }
.page-products .panel-dot--aqua { background: var(--aqua); }
.page-products .panel-dot--red { background: var(--red); }

/* ---------- 通用小组件 ---------- */
.page-products .tools-note {
  margin: var(--space-3) 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--rule);
  color: var(--stone);
  font-size: 13px;
  line-height: 1.85;
}

.page-products .split {
  display: grid;
  gap: var(--space-6);
}

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

.page-products .shot {
  margin: 0;
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  background: var(--panel);
  overflow: hidden;
}

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

.page-products .shot__cap {
  display: block;
  padding: 10px 14px 12px;
  border-top: 1px solid var(--rule);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--stone);
}

/* ---------- 总览面板 ---------- */
.page-products .panel-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.page-products .panel-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: var(--space-3);
  min-width: 0;
}

.page-products .panel-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  letter-spacing: -0.01em;
}

.page-products .panel-card__text {
  margin: 0;
  color: var(--stone);
  font-size: 14px;
  line-height: 1.85;
}

.page-products .panel-card__meta {
  margin: auto 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--rule);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--aqua);
}

/* ---------- 字段清单 ---------- */
.page-products .spec-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .spec-list li {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-products .spec-list li:first-child { border-top: 1px solid var(--rule); }

.page-products .spec-list__key {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--lime);
  text-transform: uppercase;
}

/* ---------- 对照区块 ---------- */
.page-products .compare-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-3);
}

.page-products .version-tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.page-products .version-tag--a {
  background: var(--lime);
  color: var(--ink);
}

.page-products .version-tag--b {
  border: 1px solid var(--aqua);
  color: var(--aqua);
}

.page-products .compare-panels {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-products .compare-panel {
  background: var(--panel);
  padding: var(--space-3);
  min-width: 0;
}

.page-products .compare-panel__head {
  margin: 0 0 12px;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-products .field-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .field-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 11px 8px;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--stone);
}

.page-products .field-list li:nth-child(odd) {
  background: rgba(232, 240, 234, 0.035);
}

.page-products .field-list li:last-child { border-bottom: 0; }

.page-products .field-list li span:last-child {
  color: var(--mist);
  white-space: nowrap;
}

.page-products .shot--wide { margin-top: var(--space-4); }

/* ---------- 步骤列表 ---------- */
.page-products .steps {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
  min-width: 0;
}

.page-products .steps__item {
  position: relative;
  padding: 0 0 var(--space-4) 52px;
}

.page-products .steps__item::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--rule);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--lime);
  background: var(--panel);
}

.page-products .steps__item::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 36px;
  bottom: 0;
  width: 1px;
  background: var(--rule);
}

.page-products .steps__item:last-child { padding-bottom: 0; }
.page-products .steps__item:last-child::after { display: none; }

.page-products .steps__title {
  margin: 4px 0 6px;
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: -0.005em;
}

.page-products .steps__text {
  margin: 0;
  color: var(--stone);
  font-size: 14px;
  line-height: 1.85;
}

/* ---------- 适配卡片 ---------- */
.page-products .fit-grid {
  display: grid;
  gap: var(--space-3);
}

.page-products .fit-card {
  padding: var(--space-3);
  min-width: 0;
}

.page-products .fit-card__value {
  margin: 0 0 10px;
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--lime);
}

.page-products .fit-card__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  letter-spacing: -0.01em;
}

.page-products .fit-card__text {
  margin: 0;
  color: var(--stone);
  font-size: 14px;
  line-height: 1.85;
}

/* ---------- 后续入口 ---------- */
.page-products .tools-next { padding-bottom: var(--space-12); }

.page-products .next-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-products .next-links a {
  display: grid;
  gap: 6px;
  padding: var(--space-3);
  background: var(--panel);
  color: var(--mist);
  text-decoration: none;
  transition: background-color 200ms var(--ease), color 200ms var(--ease);
}

.page-products .next-links a:hover,
.page-products .next-links a:focus-visible {
  background: rgba(199, 249, 74, 0.08);
}

.page-products .next-links__label {
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--lime);
}

.page-products .next-links__text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 700px) {
  .page-products .panel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .spec-list li {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: var(--space-2);
    align-items: baseline;
  }

  .page-products .compare-panels {
    grid-template-columns: 1fr 1fr;
  }

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

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

@media (min-width: 780px) {
  .page-products .compare-panels::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 1px;
    background-image: repeating-linear-gradient(
      180deg,
      rgba(199, 249, 74, 0.55) 0 6px,
      transparent 6px 26px
    );
    pointer-events: none;
  }
}

/* ---------- 桌面：左侧常驻轨道 ---------- */
@media (min-width: 900px) {
  .page-products .split {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-products .tools-hero__frame {
    padding: var(--space-8) var(--space-6) var(--space-6);
  }

  .page-products .console__inner {
    display: grid;
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-products .rail {
    position: sticky;
    top: calc(var(--header-h) + 16px);
    margin-bottom: 0;
  }

  .page-products .rail__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-products .rail__link {
    border-color: transparent;
    border-left: 2px solid var(--rule);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    padding: 9px 12px;
  }

  .page-products .rail__link:hover,
  .page-products .rail__link:focus-visible {
    border-left-color: var(--lime);
    background: rgba(199, 249, 74, 0.06);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .rail__link,
  .page-products .next-links a {
    transition: none;
  }
}