.page-products {
  --tc-shadow: 0 26px 64px -36px rgba(3, 8, 18, 0.95);
  --tc-panel: linear-gradient(155deg, rgba(18, 59, 102, 0.86), rgba(7, 26, 51, 0.94));
  position: relative;
  overflow-x: clip;
  padding-bottom: clamp(40px, 7vw, 90px);
  color: var(--ink);
  background:
    radial-gradient(1100px 560px at 84% -6%, rgba(30, 90, 138, 0.34), transparent 62%),
    radial-gradient(820px 480px at 4% 24%, rgba(18, 59, 102, 0.5), transparent 68%),
    linear-gradient(180deg, var(--sapphire) 0%, #051127 48%, var(--abyss) 100%);
}

.page-products .tc-top {
  padding-top: clamp(16px, 3.6vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-products .tc-hero {
  display: grid;
  gap: var(--gap-lg);
  padding: clamp(18px, 4vw, 38px) 0 clamp(28px, 5vw, 52px);
}

.page-products .tc-hero__title {
  margin: var(--gap-sm) 0 var(--gap-md);
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 5.4vw, 3.4rem);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.page-products .tc-hero__mark {
  color: var(--amber);
  background: linear-gradient(180deg, transparent 68%, rgba(232, 180, 92, 0.22) 68%);
}

.page-products .tc-hero__lead {
  max-width: 60ch;
  color: var(--ink-soft);
  font-size: clamp(0.98rem, 1.6vw, 1.08rem);
  line-height: 1.78;
}

.page-products .tc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-sm);
  margin-top: var(--gap-md);
}

.page-products .tc-hero__figure {
  align-self: start;
}

/* ---------- 数字条 ---------- */
.page-products .tc-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line-soft);
}

.page-products .tc-metric {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: clamp(14px, 2.4vw, 20px) clamp(12px, 2.4vw, 20px);
  background: rgba(3, 8, 18, 0.62);
}

.page-products .tc-metric__num {
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  font-weight: 600;
  color: var(--amber);
  letter-spacing: 0.02em;
}

.page-products .tc-metric__label {
  font-size: 0.8rem;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
}

/* ---------- 章节锚点 ---------- */
.page-products .tc-outline {
  margin-top: var(--gap-md);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .tc-outline__list {
  display: flex;
  gap: var(--gap-md);
  margin: 0;
  padding: 12px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .tc-outline__link {
  display: inline-block;
  white-space: nowrap;
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .tc-outline__link:hover,
.page-products .tc-outline__link:focus-visible,
.page-products .tc-outline__link.is-active {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 章节骨架 ---------- */
.page-products .tc-section {
  position: relative;
  padding: clamp(38px, 6vw, 76px) 0;
}

.page-products .tc-section + .tc-section {
  border-top: 1px solid var(--line-soft);
}

.page-products .tc-section__head {
  max-width: 64ch;
  margin-bottom: clamp(22px, 4vw, 40px);
}

.page-products .tc-section__title {
  margin: var(--gap-sm) 0 var(--gap-sm);
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.4vw, 2.45rem);
  font-weight: 700;
  line-height: 1.26;
}

.page-products .tc-section__lead {
  color: var(--ink-soft);
  line-height: 1.78;
}

/* ---------- 图框 ---------- */
.page-products .tc-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: rgba(3, 8, 18, 0.6);
}

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

.page-products .tc-figure__cap {
  padding: 10px 14px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.07em;
  color: var(--ink-faint);
}

/* ---------- 四个工具面板 ---------- */
.page-products .tc-stack {
  display: grid;
  gap: var(--gap-md);
}

.page-products .tc-tool {
  --tc-accent: var(--amber);
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  background: var(--tc-panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
  box-shadow: var(--tc-shadow);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .tc-tool::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: linear-gradient(180deg, transparent, var(--tc-accent), transparent);
}

.page-products .tc-tool:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
}

.page-products .tc-tool--prism { --tc-accent: var(--prism); }
.page-products .tc-tool--garnet { --tc-accent: var(--garnet); }

.page-products .tc-tool__index {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--tc-accent);
}

.page-products .tc-tool__title {
  margin: 10px 0 var(--gap-xs);
  font-family: var(--font-display);
  font-size: clamp(1.18rem, 2.4vw, 1.42rem);
  font-weight: 700;
}

.page-products .tc-tool__case {
  margin: 0 0 var(--gap-xs);
  color: var(--tc-accent);
  font-size: 0.92rem;
  line-height: 1.7;
}

.page-products .tc-tool__body {
  margin: 0 0 var(--gap-md);
  color: var(--ink-soft);
  font-size: 0.94rem;
  line-height: 1.78;
}

.page-products .tc-tool__link {
  margin-top: auto;
}

/* ---------- 流程条 ---------- */
.page-products .tc-flow {
  display: grid;
  gap: var(--gap-sm);
  margin: 0 0 clamp(24px, 4vw, 40px);
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-products .tc-flow__step {
  position: relative;
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  border-top: 2px solid rgba(127, 211, 232, 0.5);
  background: rgba(7, 26, 51, 0.72);
}

.page-products .tc-flow__step::after {
  content: "";
  position: absolute;
  right: -7px;
  top: 34px;
  width: 12px;
  height: 12px;
  border-top: 1px solid var(--prism);
  border-right: 1px solid var(--prism);
  transform: rotate(45deg);
  opacity: 0.65;
}

.page-products .tc-flow__step:last-child::after {
  display: none;
}

.page-products .tc-flow__num {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--prism);
}

.page-products .tc-flow__title {
  margin: 8px 0 6px;
  font-size: 1rem;
  font-weight: 600;
}

.page-products .tc-flow__step p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.7;
}

.page-products .tc-flow__lower {
  display: grid;
  gap: var(--gap-lg);
}

.page-products .tc-flow__notes-title {
  margin: 0 0 var(--gap-xs);
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.2vw, 1.3rem);
}

.page-products .tc-flow__notes p {
  color: var(--ink-soft);
  line-height: 1.78;
}

.page-products .tc-points {
  margin: var(--gap-sm) 0 var(--gap-md);
  padding: 0;
  list-style: none;
}

.page-products .tc-points li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.7;
}

.page-products .tc-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  background: var(--amber);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

/* ---------- 厂商专区 ---------- */
.page-products .tc-zone {
  display: grid;
  gap: var(--gap-lg);
}

.page-products .tc-zone__dirs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 210px), 1fr));
  gap: var(--gap-sm);
}

.page-products .tc-dir {
  --tc-dir: var(--garnet);
  padding: 16px 16px 18px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--tc-dir);
  background: rgba(18, 59, 102, 0.42);
}

.page-products .tc-dir--prism { --tc-dir: var(--prism); }
.page-products .tc-dir--amber { --tc-dir: var(--amber); }
.page-products .tc-dir--lapis { --tc-dir: var(--prussian); }

.page-products .tc-dir__title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 600;
}

.page-products .tc-dir p {
  margin: 0 0 10px;
  color: var(--ink-soft);
  font-size: 0.86rem;
  line-height: 1.7;
}

.page-products .tc-dir__count {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--tc-dir);
}

.page-products .tc-zone__support {
  margin-top: clamp(24px, 4vw, 44px);
}

.page-products .tc-zone__support-title {
  margin: 0 0 var(--gap-md);
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.2vw, 1.26rem);
}

.page-products .tc-zone__support .panel__title {
  font-size: 0.96rem;
}

.page-products .tc-zone__support .panel__body p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.72;
}

.page-products .tc-zone__cta {
  margin-top: var(--gap-md);
}

/* ---------- 版本对照 ---------- */
.page-products .tc-compare {
  display: grid;
  gap: var(--gap-sm);
  margin-bottom: clamp(20px, 3.6vw, 32px);
}

.page-products .tc-compare__col {
  padding: clamp(16px, 2.6vw, 24px);
  border: 1px solid var(--line);
  background: rgba(7, 26, 51, 0.66);
}

.page-products .tc-compare__col--new {
  border-color: rgba(232, 180, 92, 0.42);
  background: linear-gradient(160deg, rgba(30, 90, 138, 0.42), rgba(7, 26, 51, 0.9));
}

.page-products .tc-compare__badge {
  display: inline-block;
  padding: 3px 8px;
  border: 1px solid var(--amber);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-products .tc-compare__badge--old {
  border-color: var(--line-strong);
  color: var(--ink-faint);
}

.page-products .tc-compare__title {
  margin: 12px 0 4px;
  font-size: 1rem;
  font-weight: 600;
}

.page-products .tc-compare__figure {
  margin-bottom: clamp(20px, 3.6vw, 36px);
}

.page-products .tc-compare__notes {
  display: grid;
  gap: var(--gap-md);
}

.page-products .tc-note {
  padding: clamp(16px, 2.6vw, 24px);
  border-left: 2px solid var(--line-strong);
  background: rgba(18, 59, 102, 0.34);
}

.page-products .tc-note__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.06rem;
}

.page-products .tc-note p {
  margin: 0 0 var(--gap-sm);
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.76;
}

/* ---------- 终端适配 ---------- */
.page-products .tc-fit {
  display: grid;
  gap: var(--gap-lg);
}

.page-products .tc-fit__scenes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr));
  gap: var(--gap-sm);
}

.page-products .tc-scene {
  padding: 16px 16px 18px;
  border: 1px solid var(--line-soft);
  background: rgba(3, 8, 18, 0.42);
}

.page-products .tc-scene__title {
  margin: 0 0 6px;
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--prism);
}

.page-products .tc-scene p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
  line-height: 1.72;
}

/* ---------- 收尾 ---------- */
.page-products .tc-cta {
  border-top: 1px solid var(--line);
}

.page-products .tc-cta__inner {
  display: grid;
  gap: var(--gap-md);
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid rgba(232, 180, 92, 0.3);
  background:
    radial-gradient(600px 260px at 90% 0%, rgba(232, 180, 92, 0.12), transparent 70%),
    linear-gradient(150deg, rgba(18, 59, 102, 0.7), rgba(3, 8, 18, 0.9));
}

.page-products .tc-cta__title {
  margin: var(--gap-xs) 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.3;
}

.page-products .tc-cta__text p:last-child {
  margin: 0;
  max-width: 58ch;
  color: var(--ink-soft);
  line-height: 1.76;
}

.page-products .tc-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-sm);
  align-content: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-products .tc-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

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

  .page-products .tc-cta__inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: center;
  }

  .page-products .tc-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-products .tc-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: start;
    gap: var(--gap-xl);
  }

  .page-products .tc-hero__figure {
    margin-top: 12px;
  }

  .page-products .tc-stack {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--gap-md) var(--gap-md);
  }

  .page-products .tc-tool:nth-child(1) {
    grid-column: 1 / span 6;
  }

  .page-products .tc-tool:nth-child(2) {
    grid-column: 7 / span 6;
    margin-top: 46px;
  }

  .page-products .tc-tool:nth-child(3) {
    grid-column: 2 / span 6;
    margin-top: -18px;
  }

  .page-products .tc-tool:nth-child(4) {
    grid-column: 8 / span 5;
    margin-top: 24px;
  }

  .page-products .tc-flow__lower {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: var(--gap-xl);
  }

  .page-products .tc-zone {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: var(--gap-lg);
  }

  .page-products .tc-zone__figure {
    margin-top: 26px;
  }

  .page-products .tc-fit {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
    gap: var(--gap-lg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .tc-tool,
  .page-products .tc-outline__link {
    transition: none;
  }

  .page-products .tc-tool:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>