.page-products {
  --svc-line: rgba(44, 49, 66, 0.9);
  --svc-warm: rgba(228, 192, 112, 0.16);
  --svc-cool: rgba(73, 214, 232, 0.14);
  --svc-violet: rgba(164, 104, 255, 0.16);
}

/* ---------- 首屏 ---------- */
.page-products .svc-intro {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding-block: clamp(36px, 6vw, 76px) clamp(28px, 4vw, 52px);
}

.page-products .svc-slice {
  position: absolute;
  top: -14%;
  right: -22%;
  width: min(780px, 96vw);
  aspect-ratio: 16 / 10;
  background: conic-gradient(
    from 200deg at 55% 45%,
    rgba(164, 104, 255, 0.30),
    rgba(73, 214, 232, 0.22) 38%,
    rgba(228, 192, 112, 0.18) 62%,
    transparent 78%
  );
  clip-path: polygon(22% 0, 100% 0, 100% 76%, 0 100%);
  filter: blur(2px);
  pointer-events: none;
  z-index: 0;
}

.page-products .svc-intro-inner {
  position: relative;
  z-index: 1;
}

.page-products .svc-intro .crumbs {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-products .svc-intro .display {
  margin: 12px 0 0;
  max-width: min(100%, 14em);
}

.page-products .svc-intro .lede {
  margin-top: 20px;
  max-width: 36em;
}

.page-products .svc-stats {
  list-style: none;
  margin: clamp(28px, 4vw, 42px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 18px 34px;
}

.page-products .svc-stats .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 96px;
}

.page-products .svc-stats .stat-value {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--gold);
  line-height: 1.1;
}

.page-products .svc-stats .stat-label {
  font-size: 13px;
  color: var(--mist);
  letter-spacing: 0.06em;
}

.page-products .svc-chips {
  margin-top: clamp(28px, 4vw, 40px);
  gap: 8px;
}

.page-products .svc-chips .chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-products .svc-chips .chip .mono-num {
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.14em;
}

.page-products .svc-chips .chip:hover,
.page-products .svc-chips .chip:focus-visible {
  border-color: rgba(228, 192, 112, 0.55);
  color: var(--paper);
  transform: translateY(-2px);
}

/* ---------- 通用章节头与图 ---------- */
.page-products .svc-head {
  max-width: 42em;
}

.page-products .svc-head .headline {
  margin: 10px 0 0;
}

.page-products .svc-head .prose {
  margin-top: 14px;
}

.page-products .media-frame {
  margin: 0;
  border-radius: var(--r-m);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--plate);
}

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

.page-products .svc-map-figure {
  margin-top: clamp(24px, 4vw, 40px);
  border-radius: var(--r-l);
}

/* ---------- 服务地图 / 技能树 ---------- */
.page-products .svc-map {
  margin-top: clamp(32px, 5vw, 56px);
  display: grid;
  gap: 28px;
}

.page-products .tree-rail-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-products .tree-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 14px;
}

.page-products .tree-list li {
  position: relative;
  min-width: 0;
}

.page-products .tree-list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  color: var(--mist);
  text-decoration: none;
  font-size: 14px;
  border-radius: var(--r-s);
  transition: color 0.3s var(--ease);
}

.page-products .tree-list a:hover,
.page-products .tree-list a:focus-visible {
  color: var(--paper);
}

.page-products .tree-node {
  display: none;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--ink);
  flex: none;
  position: relative;
  z-index: 1;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-products .tree-list .mono-num {
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 0.14em;
}

.page-products .tree-name {
  white-space: nowrap;
}

.page-products .tree-panel {
  display: grid;
  gap: 18px;
}

.page-products .svc-card {
  position: relative;
  padding: clamp(20px, 2.6vw, 28px);
  display: grid;
  gap: 8px;
  align-content: start;
  scroll-margin-top: 104px;
  border-radius: var(--r-m);
}

.page-products .svc-card-idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-products .svc-card .card-title {
  margin: 0;
}

.page-products .svc-card .card-body {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.7;
}

.page-products .svc-meta {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  opacity: 0.85;
}

.page-products .svc-card .acc {
  margin-top: 10px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.page-products .svc-card .acc summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--paper);
}

.page-products .svc-card .acc summary::-webkit-details-marker {
  display: none;
}

.page-products .svc-card .acc summary::before {
  content: "+";
  font-family: var(--font-mono);
  color: var(--gold);
  font-size: 14px;
  line-height: 1;
}

.page-products .svc-card .acc[open] summary::before {
  content: "–";
}

.page-products .svc-card .acc .acc-body {
  margin-top: 10px;
}

.page-products .svc-card .acc .acc-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 旧版专区对照 ---------- */
.page-products .svc-legacy .svc-head--split .prose {
  margin-top: 14px;
}

.page-products .legacy-figure {
  margin-top: clamp(24px, 4vw, 36px);
  border-radius: var(--r-l);
}

.page-products .legacy-pair {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.page-products .legacy-col {
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  padding: clamp(20px, 2.6vw, 26px);
}

.page-products .legacy-col--old {
  background: linear-gradient(155deg, #10142a, #0b1020);
}

.page-products .legacy-col--new {
  background: linear-gradient(155deg, rgba(228, 192, 112, 0.14), rgba(73, 214, 232, 0.10));
  border-color: rgba(228, 192, 112, 0.34);
}

.page-products .legacy-tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-products .legacy-col--new .legacy-tag {
  color: var(--gold);
}

.page-products .legacy-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .legacy-list li {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--mist);
  border-bottom: 1px dashed rgba(44, 49, 66, 0.9);
  padding-bottom: 12px;
}

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

.page-products .legacy-list li span {
  color: var(--paper);
  font-weight: 600;
}

.page-products .legacy-diff {
  list-style: none;
  margin: clamp(28px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  overflow: hidden;
}

.page-products .legacy-diff li {
  background: var(--ink);
  padding: 16px 18px;
  display: grid;
  gap: 8px;
  font-size: 14.5px;
  line-height: 1.7;
}

.page-products .legacy-diff strong {
  color: var(--paper);
  font-weight: 700;
  font-size: 15px;
}

.page-products .legacy-was {
  color: var(--mist);
}

.page-products .legacy-now {
  color: var(--gold);
}

.page-products .legacy-was::before {
  content: "旧 · ";
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  opacity: 0.75;
}

.page-products .legacy-now::before {
  content: "现 · ";
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  opacity: 0.85;
}

/* ---------- 记录查询 ---------- */
.page-products .svc-records-grid {
  display: grid;
  gap: 28px;
}

.page-products .svc-records-copy .headline {
  margin: 10px 0 0;
}

.page-products .svc-records-copy .prose {
  margin-top: 14px;
}

.page-products .svc-trouble {
  margin-top: 24px;
  display: grid;
  gap: 14px;
}

.page-products .svc-trouble li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .svc-trouble li strong {
  color: var(--paper);
  font-weight: 600;
}

.page-products .svc-records-copy .note {
  margin-top: 20px;
}

.page-products .svc-records-figure {
  border-radius: var(--r-l);
}

/* ---------- 设备适配 ---------- */
.page-products .device-figure {
  margin-top: clamp(24px, 4vw, 36px);
  border-radius: var(--r-l);
}

.page-products .device-grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(24px, 4vw, 36px);
}

.page-products .device {
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  padding: clamp(20px, 2.4vw, 26px);
  background: var(--plate);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}

.page-products .device:hover {
  transform: translateY(-4px);
  border-color: rgba(73, 214, 232, 0.42);
}

.page-products .device-visual {
  height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.page-products .device-shape {
  display: block;
  height: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(140deg, rgba(73, 214, 232, 0.18), rgba(164, 104, 255, 0.12));
}

.page-products .device--screen .device-shape {
  aspect-ratio: 16 / 7;
  width: auto;
}

.page-products .device--phone .device-shape {
  aspect-ratio: 9 / 16;
  width: auto;
  border-radius: 10px;
}

.page-products .device--pad .device-shape {
  aspect-ratio: 4 / 3;
  width: auto;
}

.page-products .device-title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .device-body {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 指引格式 ---------- */
.page-products .svc-format-grid {
  display: grid;
  gap: 28px;
}

.page-products .svc-format-figure {
  border-radius: var(--r-l);
  max-width: 420px;
}

.page-products .svc-format-grid .headline {
  margin: 10px 0 0;
}

.page-products .svc-format-grid .prose {
  margin-top: 14px;
}

.page-products .svc-format-list {
  margin-top: 24px;
  display: grid;
  gap: 14px;
}

.page-products .svc-format-list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .svc-format-list li strong {
  color: var(--paper);
  font-weight: 600;
}

.page-products .svc-format-grid .note {
  margin-top: 22px;
}

/* ---------- 人群搭配 ---------- */
.page-products .bundle-grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 42px);
}

.page-products .bundle {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  background: var(--plate);
  padding: clamp(22px, 2.8vw, 30px);
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-products .bundle::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--cyan));
}

.page-products .bundle--store::before {
  background: linear-gradient(90deg, var(--cyan), var(--violet));
}

.page-products .bundle--event::before {
  background: linear-gradient(90deg, var(--violet), var(--gold));
}

.page-products .bundle-idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-products .bundle-title {
  margin: 0;
  font-size: clamp(18px, 2.2vw, 21px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--paper);
}

.page-products .bundle-list {
  margin: 6px 0 0;
  display: grid;
  gap: 12px;
}

.page-products .bundle-list li {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .bundle-foot {
  margin: 4px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(44, 49, 66, 0.9);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 收尾 ---------- */
.page-products .svc-cta-section {
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-products .svc-cta {
  border: 1px solid rgba(228, 192, 112, 0.28);
  border-radius: var(--r-l);
  padding: clamp(26px, 4vw, 48px);
  background:
    linear-gradient(120deg, rgba(228, 192, 112, 0.16), rgba(164, 104, 255, 0.12) 55%, rgba(73, 214, 232, 0.12));
  display: grid;
  gap: 22px;
}

.page-products .svc-cta-copy .headline {
  margin: 0;
}

.page-products .svc-cta-copy .prose {
  margin-top: 14px;
  max-width: 44em;
}

.page-products .svc-cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .svc-cta-links .btn {
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-products .legacy-pair {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .legacy-diff li {
    grid-template-columns: 130px minmax(0, 1fr) minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
    padding: 18px 22px;
  }

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

@media (min-width: 900px) {
  .page-products .svc-head--split {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 48px;
    align-items: end;
    max-width: none;
  }

  .page-products .svc-head--split .prose {
    margin-top: 0;
  }

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

  .page-products .svc-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-products .svc-cta-links {
    justify-content: flex-end;
    max-width: 340px;
  }
}

@media (min-width: 940px) {
  .page-products .svc-records-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 56px;
  }

  .page-products .svc-format-grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    align-items: start;
    gap: 56px;
  }
}

@media (min-width: 1000px) {
  .page-products .svc-map {
    grid-template-columns: 224px minmax(0, 1fr);
    align-items: start;
    gap: 52px;
  }

  .page-products .tree-rail {
    position: sticky;
    top: 92px;
  }

  .page-products .tree-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
    margin-top: 20px;
  }

  .page-products .tree-list::before {
    content: "";
    position: absolute;
    left: 7px;
    top: 12px;
    bottom: 12px;
    width: 1px;
    background: linear-gradient(180deg, var(--gold-deep), var(--line) 70%, transparent);
    z-index: 0;
  }

  .page-products .tree-node {
    display: block;
  }

  .page-products .tree-list a {
    gap: 10px;
    padding: 8px 0;
  }

  .page-products .tree-list a:hover .tree-node,
  .page-products .tree-list a:focus-visible .tree-node {
    border-color: var(--gold);
    box-shadow: 0 0 0 4px rgba(228, 192, 112, 0.14);
  }

  .page-products .tree-panel {
    position: relative;
    padding-left: 42px;
    gap: 20px;
  }

  .page-products .tree-panel::before {
    content: "";
    position: absolute;
    left: 11px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, rgba(228, 192, 112, 0.4), var(--line) 40%, rgba(73, 214, 232, 0.28));
  }

  .page-products .svc-card::before {
    content: "";
    position: absolute;
    left: -30px;
    top: 42px;
    width: 30px;
    height: 1px;
    background: linear-gradient(90deg, rgba(73, 214, 232, 0.5), rgba(228, 192, 112, 0.65));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .svc-chips .chip,
  .page-products .device,
  .page-products .tree-node {
    transition: none;
  }

  .page-products .svc-chips .chip:hover,
  .page-products .device:hover {
    transform: none;
  }
}