/* ===== page-products · 产品线目录 ===== */
.page-products {
  --pf-gap: clamp(16px, 2.2vw, 28px);
  --pf-line: rgba(30, 58, 86, 0.9);
  --pf-muted: #a7b5c4;
  --pf-cyan-soft: rgba(53, 229, 210, 0.45);
  background: var(--ink-900);
  color: var(--mist);
  font-family: var(--font-body);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

.page-products *,
.page-products *::before,
.page-products *::after { box-sizing: border-box; }

.page-products h1,
.page-products h2,
.page-products h3,
.page-products p,
.page-products dl,
.page-products dd,
.page-products dt,
.page-products ul,
.page-products figure { margin: 0; }

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

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

.page-products .pf-h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 52px);
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--mist);
  margin-top: 10px;
}

.page-products .pf-h3 {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 26px);
  letter-spacing: 0.01em;
  color: var(--mist);
  margin-bottom: 6px;
}

.page-products .fh-kicker { color: var(--cyan-pulse); }

.page-products .pf-lede {
  max-width: 68ch;
  margin-top: clamp(14px, 2vw, 22px);
  color: var(--mist);
  font-size: clamp(16px, 1.55vw, 18px);
}

.page-products .pf-note {
  margin-top: 18px;
  font-size: 14px;
  color: var(--pf-muted);
  max-width: 74ch;
}

.page-products .pf-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan-pulse);
  text-decoration: none;
  border-bottom: 1px solid var(--pf-cyan-soft);
  padding-bottom: 3px;
  transition: color 0.18s var(--fh-ease), border-color 0.18s var(--fh-ease);
}

.page-products .pf-link:hover {
  color: var(--orange-signal);
  border-bottom-color: var(--orange-signal);
}

.page-products .pf-stamp {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan-pulse);
  border: 1px dashed var(--pf-cyan-soft);
  padding: 6px 10px;
  white-space: normal;
}

.page-products .pf-head {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 24px;
  align-items: flex-end;
  justify-content: space-between;
  border-bottom: 1px solid var(--pf-line);
  padding-bottom: 18px;
}

.page-products .pf-head__text { max-width: 60ch; }

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  position: relative;
  padding: clamp(28px, 5vw, 64px) var(--fh-gutter) clamp(32px, 5vw, 72px);
  border-bottom: 1px solid var(--pf-line);
  background-image:
    repeating-linear-gradient(90deg, rgba(30, 58, 86, 0.5) 0 1px, transparent 1px 120px),
    repeating-linear-gradient(0deg, rgba(30, 58, 86, 0.32) 0 1px, transparent 1px 120px);
  background-position: calc(var(--fh-gutter) * -1) 0, 0 0;
}

.page-products .pf-hero__grid {
  max-width: var(--fh-max);
  margin: clamp(20px, 3vw, 36px) auto 0;
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-products .pf-hero__title {
  font-family: var(--font-display);
  font-size: clamp(38px, 8.4vw, 94px);
  line-height: 0.96;
  letter-spacing: -0.02em;
  color: var(--mist);
  margin-top: 12px;
}

.page-products .pf-hero__lede {
  max-width: 62ch;
  margin-top: 20px;
  color: var(--pf-muted);
  font-size: clamp(16px, 1.6vw, 18px);
}

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

.page-products .pf-hero__panel {
  border: 1px solid var(--ink-500);
  background: var(--ink-700);
  padding: clamp(20px, 3vw, 30px);
  position: relative;
}

.page-products .pf-hero__panel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 68px;
  background: var(--orange-signal);
}

.page-products .pf-hero__panel-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--fog);
}

.page-products .pf-hero__panel-num {
  font-family: var(--font-mono);
  font-size: clamp(38px, 6vw, 58px);
  line-height: 1.05;
  color: var(--orange-signal);
  letter-spacing: -0.02em;
  margin-top: 4px;
}

.page-products .pf-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 12px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--pf-line);
}

.page-products .pf-hero__stats dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fog);
}

.page-products .pf-hero__stats dd {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--mist);
  margin-top: 4px;
}

.page-products .pf-hero__panel .pf-stamp { margin-top: 22px; }

/* ---------- 章节目录 ---------- */
.page-products .pf-toc {
  position: sticky;
  top: 0;
  z-index: 6;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 10px var(--fh-gutter);
  background: rgba(10, 22, 34, 0.94);
  border-bottom: 1px solid var(--pf-line);
  scrollbar-width: none;
}

.page-products .pf-toc::-webkit-scrollbar { display: none; }

.page-products .pf-toc a {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--fog);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid transparent;
  transition: color 0.16s var(--fh-ease), border-color 0.16s var(--fh-ease), background 0.16s var(--fh-ease);
}

.page-products .pf-toc a:hover {
  color: var(--mist);
  border-color: var(--ink-500);
}

.page-products .pf-toc a.is-active {
  color: var(--ink-900);
  background: var(--cyan-pulse);
  border-color: var(--cyan-pulse);
}

/* ---------- 通用区块 ---------- */
.page-products .pf-section {
  max-width: var(--fh-max);
  margin: 0 auto;
  padding: clamp(44px, 6vw, 92px) var(--fh-gutter);
}

/* ---------- 六格索引 ---------- */
.page-products .pf-index {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pf-gap);
  margin-top: clamp(26px, 4vw, 46px);
}

.page-products .pf-index__card {
  display: block;
  position: relative;
  padding: 24px 22px 26px;
  background: var(--ink-700);
  border: 1px solid var(--ink-500);
  color: var(--mist);
  text-decoration: none;
  min-height: 176px;
  transition: transform 0.22s var(--fh-ease), border-color 0.22s var(--fh-ease);
}

.page-products .pf-index__card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 0;
  background: var(--orange-signal);
  transition: height 0.22s var(--fh-ease);
}

.page-products .pf-index__card:hover,
.page-products .pf-index__card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--orange-signal);
}

.page-products .pf-index__card:hover::after,
.page-products .pf-index__card:focus-visible::after { height: 100%; }

.page-products .pf-index__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--orange-signal);
  display: block;
}

.page-products .pf-index__name {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 28px);
  letter-spacing: 0.005em;
  color: var(--mist);
  margin-top: 10px;
}

.page-products .pf-index__use {
  margin-top: 10px;
  font-size: 15px;
  color: var(--pf-muted);
}

.page-products .pf-index__hover {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--pf-line);
  font-size: 13px;
  line-height: 1.65;
  color: var(--cyan-pulse);
}

/* ---------- 图文错位 ---------- */
.page-products .pf-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.page-products .pf-split__body p + p { margin-top: 14px; }

.page-products .pf-split__body .pf-link { margin-top: 20px; }

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

.page-products .pf-split__media .fh-figure__media {
  width: 100%;
  object-fit: cover;
}

.page-products .pf-points {
  display: grid;
  gap: 0;
  margin-top: 22px;
}

.page-products .pf-points li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 13px 0;
  border-top: 1px solid var(--pf-line);
  font-size: 15px;
  color: var(--mist);
}

.page-products .pf-points li span {
  color: var(--orange-signal);
  font-size: 13px;
  letter-spacing: 0.08em;
}

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

/* ---------- 主客场面板 ---------- */
.page-products .pf-ha {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 36px);
  margin-top: clamp(26px, 4vw, 42px);
}

.page-products .pf-ha__panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--ink-500);
  background: var(--ink-700);
}

.page-products .pf-ha__side {
  padding: 20px 18px 22px;
  min-width: 0;
}

.page-products .pf-ha__side--home {
  border-bottom: 2px solid var(--cyan-pulse);
  color: var(--orange-signal);
}

.page-products .pf-ha__side--away {
  color: var(--meadow);
}

.page-products .pf-ha__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
  margin-bottom: 14px;
}

.page-products .pf-track {
  display: block;
  width: 100%;
  height: 18px;
}

.page-products .pf-ha__note {
  margin-top: 12px;
  font-size: 13px;
  color: var(--pf-muted);
}

.page-products .pf-ha__figure { margin: 0; }

.page-products .pf-ha__figure .fh-figure__media {
  width: 100%;
  object-fit: cover;
}

.page-products .pf-ha__copy {
  margin-top: clamp(24px, 3vw, 36px);
  max-width: 78ch;
  color: var(--pf-muted);
}

.page-products .pf-ha__copy p + p { margin-top: 14px; }

/* ---------- 交锋档案 ---------- */
.page-products .pf-archive {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
}

.page-products .pf-archive__body > p { margin-top: 16px; color: var(--pf-muted); }

.page-products .pf-archive__body .pf-h2 + p { margin-top: 18px; }

.page-products .pf-folds {
  display: grid;
  gap: 8px;
  margin-top: 24px;
}

.page-products .pf-fold {
  border: 1px solid var(--pf-line);
  background: rgba(18, 38, 58, 0.62);
}

.page-products .pf-fold > summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  align-items: baseline;
  justify-content: space-between;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-products .pf-fold > summary::-webkit-details-marker { display: none; }

.page-products .pf-fold > summary span:last-child { color: var(--fog); }

.page-products .pf-fold > summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--cyan-pulse);
  line-height: 1;
}

.page-products .pf-fold[open] > summary {
  border-bottom: 1px solid var(--pf-line);
  color: var(--cyan-pulse);
}

.page-products .pf-fold[open] > summary::after { content: "−"; }

.page-products .pf-fold__body {
  padding: 14px 16px 18px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--pf-muted);
  animation: pf-drop 0.22s var(--fh-ease);
}

@keyframes pf-drop {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-products .pf-archive__figure { margin: 0; }

.page-products .pf-archive__figure .fh-figure__media {
  width: 100%;
  object-fit: cover;
}

/* ---------- 版本对比 ---------- */
.page-products .pf-compare__banner { margin: 0 0 clamp(28px, 4vw, 48px); }

.page-products .pf-compare__banner .fh-figure__media {
  width: 100%;
  object-fit: cover;
}

.page-products .pf-compare__panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin-top: clamp(26px, 4vw, 42px);
  border: 1px solid var(--ink-500);
}

.page-products .pf-compare__col {
  padding: clamp(20px, 3vw, 34px);
  min-width: 0;
}

.page-products .pf-compare__col--now {
  background: var(--ink-700);
  border-bottom: 2px solid var(--cyan-pulse);
}

.page-products .pf-compare__col--then {
  background: rgba(10, 22, 34, 0.72);
}

.page-products .pf-compare__ver {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-products .pf-compare__col--now .pf-compare__ver { color: var(--orange-signal); }

.page-products .pf-compare__col--then .pf-compare__ver { color: var(--fog); }

.page-products .pf-cmp { margin-top: 18px; }

.page-products .pf-cmp > div {
  padding: 14px 0;
  border-top: 1px solid var(--pf-line);
}

.page-products .pf-cmp dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--fog);
}

.page-products .pf-compare__col--now .pf-cmp dt { color: var(--cyan-pulse); }

.page-products .pf-cmp dd {
  margin-top: 7px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .pf-compare__advice { margin-top: clamp(30px, 4vw, 46px); }

.page-products .pf-compare__advice .pf-note { margin-top: 20px; }

/* ---------- 咨询联系 ---------- */
.page-products .pf-talk__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
}

.page-products .pf-talk__body p { margin-top: 16px; color: var(--pf-muted); max-width: 66ch; }

.page-products .pf-talk__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pf-talk__card {
  background: var(--paper);
  color: var(--ink-black);
  border: 1px solid var(--ink-500);
  padding: clamp(22px, 3vw, 32px);
  align-self: start;
}

.page-products .pf-talk__card-title {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 24px);
  letter-spacing: 0.01em;
  color: var(--ink-black);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--ember);
}

.page-products .pf-talk__card-list {
  margin-top: 16px;
  display: grid;
  gap: 12px;
}

.page-products .pf-talk__card-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-black);
}

.page-products .pf-talk__card-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--ember);
}

.page-products .pf-talk__card-note {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(16, 16, 14, 0.22);
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(16, 16, 14, 0.78);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .pf-index { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-products .pf-ha__panel { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-products .pf-ha__side--home {
    border-bottom: 0;
    border-right: 2px solid var(--cyan-pulse);
  }
}

@media (min-width: 900px) {
  .page-products .pf-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
  }

  .page-products .pf-split { grid-template-columns: 1fr 1fr; }

  .page-products .pf-split--media-first .pf-split__media { order: -1; }

  .page-products .pf-split__media { margin-top: -22px; margin-bottom: 22px; }

  .page-products .pf-ha { grid-template-columns: 5fr 7fr; align-items: start; }

  .page-products .pf-archive { grid-template-columns: 7fr 5fr; align-items: start; }

  .page-products .pf-archive__figure { margin-top: 48px; }

  .page-products .pf-compare__panel { grid-template-columns: 1fr 1fr; }

  .page-products .pf-compare__col--now {
    border-bottom: 0;
    border-right: 2px solid var(--cyan-pulse);
  }

  .page-products .pf-talk__grid { grid-template-columns: 7fr 5fr; align-items: start; }
}

@media (min-width: 1040px) {
  .page-products .pf-index { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-products .pf-index__card:nth-child(2) { margin-top: 44px; }
  .page-products .pf-index__card:nth-child(3) { margin-top: 20px; }
  .page-products .pf-index__card:nth-child(5) { margin-top: 44px; }
  .page-products .pf-index__card:nth-child(6) { margin-top: 64px; }
}

@media (hover: hover) and (min-width: 1040px) {
  .page-products .pf-index__hover {
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.22s var(--fh-ease), transform 0.22s var(--fh-ease);
  }

  .page-products .pf-index__card:hover .pf-index__hover,
  .page-products .pf-index__card:focus-visible .pf-index__hover {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pf-index__card,
  .page-products .pf-index__hover,
  .page-products .pf-fold__body,
  .page-products .pf-link,
  .page-products .pf-toc a {
    transition: none;
    animation: none;
  }
}
</final>
<<<END_PAGE_CSS>>>