.page-products {
  --tool-ink-line: rgba(32, 48, 43, 0.16);
  --tool-ink-line-soft: rgba(32, 48, 43, 0.08);
  --tool-pad-inline: clamp(16px, 4vw, 56px);
  background: var(--ink);
  color: var(--paper);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  padding: 18px var(--tool-pad-inline) 10px;
  max-width: var(--shell);
  margin: 0 auto;
}

.page-products .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.page-products .breadcrumb__link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-products .breadcrumb__link:hover,
.page-products .breadcrumb__link:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--line-gold);
}

.page-products .breadcrumb__sep {
  color: rgba(159, 176, 169, 0.5);
}

.page-products .breadcrumb__current {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-products .tool-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(36px, 6vw, 76px) 0 clamp(40px, 6vw, 80px);
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(31, 92, 74, 0.55), transparent 62%),
    linear-gradient(165deg, var(--ink-deep) 0%, var(--ink) 52%, var(--ink-2) 100%);
}

.page-products .tool-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.26;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 88%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 88%);
}

.page-products .tool-hero__media img {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center 42%;
  filter: saturate(0.85) contrast(1.08);
}

.page-products .tool-hero__inner {
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-products .tool-hero .eyebrow {
  margin: 0;
  color: var(--gold);
  letter-spacing: 0.16em;
}

.page-products .tool-hero h1 {
  margin: 0;
  max-width: 22ch;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 62px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-products .tool-hero .lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.8;
  color: rgba(244, 239, 228, 0.84);
}

.page-products .tool-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .tool-hero__stats .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-card);
  background: var(--glass);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
}

.page-products .tool-hero__stats .stat__value {
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
}

.page-products .tool-hero__stats .stat__label {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- 工作区 ---------- */
.page-products .tool-workspace {
  background: var(--paper);
  color: var(--graphite);
  padding: clamp(40px, 6vw, 88px) 0 clamp(48px, 7vw, 104px);
}

.page-products .tool-workspace .eyebrow {
  display: block;
  margin: 0 0 10px;
  color: var(--amber);
  letter-spacing: 0.16em;
}

.page-products .tool-workspace__intro {
  max-width: 62ch;
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-products .tool-workspace__intro h2 {
  margin: 0 0 12px;
  font-size: clamp(23px, 3.2vw, 34px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-products .tool-workspace__intro p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(32, 48, 43, 0.78);
}

/* 侧栏索引 */
.page-products .tool-rail {
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-products .tool-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 10px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-products .tool-rail__item {
  flex: 0 0 auto;
}

.page-products .tool-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--tool-ink-line);
  border-radius: var(--radius-pill);
  color: var(--graphite);
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease), color 180ms var(--ease);
}

.page-products .tool-rail__link:hover,
.page-products .tool-rail__link:focus-visible {
  border-color: var(--amber);
  background: rgba(232, 180, 74, 0.14);
}

.page-products .tool-rail__no {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-products .tool-rail__note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(32, 48, 43, 0.6);
}

/* 工具模块 */
.page-products .tool-body {
  display: flex;
  flex-direction: column;
  gap: clamp(32px, 5vw, 64px);
}

.page-products .tool-module {
  position: relative;
  padding-left: 18px;
  border-left: 2px solid var(--tool-ink-line-soft);
}

.page-products .tool-module::before {
  content: "";
  position: absolute;
  left: -2px;
  top: 0;
  width: 2px;
  height: 56px;
  background: linear-gradient(180deg, var(--gold), var(--amber));
}

.page-products .tool-module__head {
  margin-bottom: clamp(18px, 2.4vw, 26px);
}

.page-products .tool-module__no {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-products .tool-module__title {
  margin: 0 0 10px;
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--graphite);
}

.page-products .tool-module__intro {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(32, 48, 43, 0.76);
}

.page-products .tool-spec {
  display: grid;
  gap: 16px;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-products .tool-spec__item {
  padding: 16px 18px;
  border: 1px solid var(--tool-ink-line-soft);
  border-radius: var(--radius-sm);
  background: var(--paper-2);
}

.page-products .tool-spec__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-products .tool-spec__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(32, 48, 43, 0.86);
}

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

.page-products .tool-module__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--radius-card);
  object-fit: cover;
}

.page-products .tool-module__figure .img-frame__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(32, 48, 43, 0.6);
}

/* 区间条与收藏示意 */
.page-products .tool-meter {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 56px;
  margin-bottom: clamp(20px, 3vw, 30px);
  padding: 0 2px;
}

.page-products .tool-meter__band {
  flex: 1 1 0;
  border-radius: var(--radius-sm) var(--radius-sm) 4px 4px;
  background: linear-gradient(180deg, var(--gold), var(--amber));
  opacity: 0.9;
}

.page-products .tool-meter__band--low {
  height: 48%;
  opacity: 0.42;
}

.page-products .tool-meter__band--mid {
  height: 74%;
  opacity: 0.68;
}

.page-products .tool-meter__band--high {
  height: 100%;
}

.page-products .tool-favsample {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(12px, 2vw, 20px);
}

.page-products .tool-favsample__chip {
  padding: 8px 14px;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-pill);
  background: rgba(232, 180, 74, 0.12);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: #7A5714;
}

/* ---------- 下一页导航 ---------- */
.page-products .tool-next {
  padding: clamp(44px, 6vw, 92px) 0 clamp(52px, 7vw, 104px);
  background:
    radial-gradient(90% 80% at 12% 0%, rgba(31, 92, 74, 0.5), transparent 60%),
    var(--ink-deep);
}

.page-products .tool-next .eyebrow {
  display: block;
  margin: 0 0 10px;
  color: var(--gold);
  letter-spacing: 0.16em;
}

.page-products .tool-next__intro {
  max-width: 60ch;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-products .tool-next__intro h2 {
  margin: 0 0 12px;
  font-size: clamp(22px, 3.2vw, 32px);
  font-weight: 700;
  line-height: 1.22;
  color: var(--paper);
}

.page-products .tool-next__intro p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .tool-next__grid {
  display: grid;
  gap: 16px;
}

.page-products .tool-next__card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-card);
  background: var(--glass);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  text-decoration: none;
  color: var(--paper);
  transition: transform 240ms var(--ease), border-color 240ms var(--ease), background-color 240ms var(--ease);
}

.page-products .tool-next__card:hover,
.page-products .tool-next__card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--line-gold);
  background: rgba(232, 180, 74, 0.09);
}

.page-products .tool-next__kicker {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-products .tool-next__title {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.25;
}

.page-products .tool-next__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(244, 239, 228, 0.72);
}

.page-products .tool-next__cta {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .tool-spec {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 1024px) {
  .page-products .tool-hero__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    row-gap: 22px;
  }

  .page-products .tool-hero__stats {
    max-width: 620px;
  }

  .page-products .tool-layout {
    display: grid;
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 80px);
    align-items: start;
  }

  .page-products .tool-rail {
    position: sticky;
    top: 104px;
    margin-bottom: 0;
  }

  .page-products .tool-rail__list {
    flex-direction: column;
    gap: 0;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-products .tool-rail__item {
    width: 100%;
  }

  .page-products .tool-rail__link {
    display: flex;
    width: 100%;
    padding: 12px 0 12px 16px;
    border: 0;
    border-left: 1px solid var(--tool-ink-line);
    border-radius: 0;
    font-size: 15px;
    transition: border-color 200ms var(--ease), color 200ms var(--ease), padding-left 200ms var(--ease);
  }

  .page-products .tool-rail__link:hover,
  .page-products .tool-rail__link:focus-visible {
    background: transparent;
    border-left-color: var(--gold);
    padding-left: 22px;
  }

  .page-products .tool-module {
    padding-left: 30px;
  }

  .page-products .tool-spec__item {
    padding: 20px 22px;
  }

  .page-products .tool-next__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
<<<END>>>