.page-products {
  background: var(--c-cream);
  color: var(--c-ink);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  overflow: hidden;
  background: var(--c-deep-900);
  color: var(--c-cream);
  padding: clamp(20px, 5vw, 44px) 0 clamp(36px, 7vw, 76px);
}

.page-products .pd-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(244, 241, 234, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 241, 234, .055) 1px, transparent 1px);
  background-size: 56px 56px;
}

.page-products .pd-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-products .pd-hero .breadcrumb,
.page-products .pd-hero .breadcrumb a {
  color: rgba(244, 241, 234, .66);
}

.page-products .pd-hero .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-products .pd-hero__frame {
  position: relative;
  border: 1px solid var(--line-light-strong);
  padding: clamp(22px, 4vw, 50px);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(26, 94, 136, .38), transparent 58%),
    rgba(7, 28, 46, .4);
}

.page-products .pd-hero__frame::before {
  content: "";
  position: absolute;
  top: -1px;
  left: clamp(22px, 4vw, 50px);
  width: 84px;
  height: 3px;
  background: var(--c-gold);
}

.page-products .pd-hero .eyebrow {
  color: var(--c-gold-soft);
}

.page-products .pd-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5.4vw, 52px);
  line-height: 1.14;
  letter-spacing: -.02em;
  margin: 14px 0 18px;
  max-width: 22ch;
}

.page-products .pd-hero__lead {
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(244, 241, 234, .8);
  margin: 0 0 28px;
}

.page-products .pd-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-light);
  border: 1px solid var(--line-light);
  margin: 0 0 30px;
}

.page-products .pd-stats__item {
  background: var(--c-deep-900);
  padding: 14px 16px 16px;
}

.page-products .pd-stats__item dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: rgba(244, 241, 234, .58);
  margin-bottom: 6px;
}

.page-products .pd-stats__num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1;
  color: var(--c-gold);
  margin: 0;
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 通用小件 ---------- */
.page-products .pd-figure {
  margin: 0 0 clamp(24px, 4vw, 40px);
  border: 1px solid var(--line);
  background: #fff;
}

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

.page-products .pd-figure__cap {
  display: block;
  padding: 9px 14px;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--c-stone);
  border-top: 1px solid var(--line-soft);
}

.page-products .pd-figure--dark {
  background: var(--c-deep-700);
  border-color: var(--line-light);
}

.page-products .pd-figure--dark .pd-figure__cap {
  border-top-color: var(--line-light);
  color: rgba(244, 241, 234, .6);
}

.page-products .pd-cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-products .pd-cta-row__text {
  margin: 0;
  font-size: 15px;
  color: var(--c-stone);
}

/* ---------- 产品线地图 ---------- */
.page-products .pd-map {
  background: var(--c-cream);
}

.page-products .pd-groups {
  display: flex;
  flex-direction: column;
  gap: clamp(30px, 5vw, 56px);
}

.page-products .pd-group__head {
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px;
  margin-bottom: 20px;
}

.page-products .pd-group__head h3 {
  font-family: var(--font-display);
  font-size: clamp(19px, 2.6vw, 24px);
  letter-spacing: -.01em;
  margin: 12px 0 6px;
}

.page-products .pd-group__head p {
  margin: 0;
  font-size: 14.5px;
  color: var(--c-stone);
  max-width: 58ch;
}

.page-products .pd-cards {
  display: grid;
  gap: 14px;
}

.page-products .pd-card {
  border: 1px solid var(--line);
  background: #fff;
  padding: 20px 20px 22px;
  transition: border-color .18s ease, background-color .18s ease, transform .18s ease;
}

.page-products .pd-card:hover {
  border-color: var(--c-gold);
  background: #fffdf6;
}

.page-products .pd-card__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--c-stone);
  margin: 0 0 10px;
}

.page-products .pd-card h4 {
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: -.01em;
  margin: 0 0 10px;
}

.page-products .pd-card p:last-child {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-stone);
}

/* ---------- 服务清单 ---------- */
.page-products .pd-svc {
  background: var(--c-kraft);
}

.page-products .pd-svc__head {
  display: grid;
  gap: 24px;
  margin-bottom: 26px;
}

.page-products .pd-svc__fig {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--c-cream);
}

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

.page-products .pd-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-products .pd-filter .filter-btn {
  font-size: 13px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--c-ink);
  font-family: var(--font-body);
  cursor: pointer;
  transition: border-color .16s ease, background-color .16s ease, color .16s ease;
}

.page-products .pd-filter .filter-btn:hover {
  border-color: var(--c-deep-500);
}

.page-products .pd-filter .filter-btn[aria-pressed="true"] {
  border-color: var(--c-coral);
  color: var(--c-clay);
  background: rgba(228, 116, 74, .1);
}

.page-products .pd-filter__scene {
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

.page-products .pd-filter__count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-stone);
  letter-spacing: .06em;
  margin: 12px 0 18px;
}

.page-products .svc-list {
  border-top: 1px solid var(--line);
  background: var(--c-cream);
}

.page-products .svc {
  border-bottom: 1px solid var(--line-soft);
}

.page-products .svc[open] {
  background: #fff;
}

.page-products .svc__sum {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  grid-template-areas:
    "no name"
    "no meta";
  gap: 6px 12px;
  align-items: center;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.page-products .svc__sum::-webkit-details-marker { display: none; }
.page-products .svc__sum::marker { content: ""; }

.page-products .svc__sum:hover {
  background: rgba(255, 255, 255, .6);
}

.page-products .svc__no {
  grid-area: no;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-stone);
}

.page-products .svc__name {
  grid-area: name;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.5;
}

.page-products .svc__meta {
  grid-area: meta;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-products .svc__scene {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--c-stone);
}

.page-products .svc__desc {
  margin: 0;
  padding: 0 16px 18px 68px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-stone);
}

/* ---------- 会员权益双栏 ---------- */
.page-products .pd-benefit {
  background: var(--c-deep-900);
  color: var(--c-cream);
}

.page-products .pd-benefit__head h2,
.page-products .pd-benefit .section-head h2 {
  color: var(--c-cream);
}

.page-products .pd-benefit .eyebrow {
  color: var(--c-gold-soft);
}

.page-products .pd-benefit .section-head__lead {
  color: rgba(244, 241, 234, .74);
}

.page-products .pd-benefit__cols {
  display: grid;
  gap: 1px;
  background: var(--line-light);
  border: 1px solid var(--line-light);
}

.page-products .pd-pane {
  background: var(--c-deep-900);
  padding: 18px;
  max-height: 460px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--c-deep-500) transparent;
}

.page-products .pd-pane:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: -2px;
}

.page-products .pd-pane::-webkit-scrollbar {
  width: 8px;
}

.page-products .pd-pane::-webkit-scrollbar-thumb {
  background: var(--c-deep-500);
}

.page-products .pd-pane__label {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--c-mint);
  margin: 0 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-light);
}

.page-products .pd-tier {
  border-bottom: 1px solid var(--line-light);
  padding-bottom: 16px;
  margin-bottom: 16px;
}

.page-products .pd-tier:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-products .pd-tier__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.page-products .pd-tier__head h3 {
  font-family: var(--font-display);
  font-size: 20px;
  margin: 0;
  letter-spacing: -.01em;
}

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

.page-products .pd-tier__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.9;
  color: rgba(244, 241, 234, .78);
}

.page-products .pd-tier__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .84em;
  width: 6px;
  height: 1px;
  background: var(--c-deep-500);
}

.page-products .pd-tier__list .pd-tier__key {
  color: var(--c-gold-soft);
  font-weight: 600;
}

.page-products .pd-tier__list .pd-tier__key::before {
  background: var(--c-gold);
}

.page-products .pd-fav {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 11px 4px;
  border-bottom: 1px solid var(--line-light);
}

.page-products .pd-fav__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--c-mint);
}

.page-products .pd-fav__name {
  font-size: 14.5px;
  line-height: 1.5;
}

.page-products .pd-fav__btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  padding: 6px 10px;
  border: 1px solid var(--line-light-strong);
  background: transparent;
  color: rgba(244, 241, 234, .7);
  cursor: pointer;
  transition: border-color .16s ease, color .16s ease, background-color .16s ease;
}

.page-products .pd-fav__btn:hover {
  border-color: var(--c-gold-soft);
  color: var(--c-gold-soft);
}

.page-products .pd-fav__btn[aria-pressed="true"] {
  border-color: var(--c-gold);
  color: var(--c-deep-900);
  background: var(--c-gold);
}

.page-products .pd-pane__note {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(244, 241, 234, .62);
}

.page-products .pd-pane__note a {
  color: var(--c-gold-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 场景选型 ---------- */
.page-products .pd-scene {
  background: var(--c-cream);
}

.page-products .pd-scenes {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pd-scene__item {
  background: var(--c-cream);
  padding: 24px 22px 26px;
  transition: background-color .18s ease;
}

.page-products .pd-scene__item:hover {
  background: #fff;
}

.page-products .pd-scene__item h3 {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: -.01em;
  margin: 0 0 10px;
}

.page-products .pd-scene__item > p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-stone);
  margin: 0 0 14px;
}

.page-products .pd-scene__pick {
  font-size: 14px !important;
  line-height: 1.75 !important;
  color: var(--c-ink) !important;
  padding-left: 14px;
  border-left: 2px solid var(--c-deep-500);
  margin-bottom: 10px !important;
}

.page-products .pd-scene__pick .mono {
  display: inline-block;
  min-width: 86px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--c-stone);
}

/* ---------- 交付五阶段 ---------- */
.page-products .pd-steps-sec {
  background: var(--c-kraft);
}

.page-products .pd-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  counter-reset: step;
}

.page-products .pd-step {
  position: relative;
  background: var(--c-cream);
  padding: 22px 20px 24px;
}

.page-products .pd-step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--c-deep-500);
}

.page-products .pd-step__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-clay);
  margin-bottom: 10px;
}

.page-products .pd-step h3 {
  font-family: var(--font-display);
  font-size: 19px;
  margin: 0 0 10px;
  letter-spacing: -.01em;
}

.page-products .pd-step p {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-stone);
  margin: 0 0 12px;
}

.page-products .pd-step__out {
  font-family: var(--font-mono);
  font-size: 11.5px !important;
  letter-spacing: .04em;
  color: var(--c-deep-500) !important;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

/* ---------- 接口对接 ---------- */
.page-products .pd-integration {
  background: var(--c-cream);
}

.page-products .pd-integration__intro h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 32px);
  letter-spacing: -.02em;
  margin: 12px 0 16px;
}

.page-products .pd-integration__intro p {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--c-stone);
  max-width: 60ch;
}

.page-products .pd-integration__note a {
  color: var(--c-deep-500);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pd-integration__list {
  border: 1px solid var(--line);
  background: #fff;
  padding: 22px 22px 24px;
}

.page-products .pd-int__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .pd-int__list li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 12px 2px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14.5px;
  line-height: 1.65;
}

.page-products .pd-int__list .mono {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--c-mint);
}

.page-products .pd-integration__meta {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-stone);
  padding-left: 14px;
  border-left: 2px solid var(--c-coral);
}

/* ---------- 版本节奏 ---------- */
.page-products .pd-version {
  background: var(--c-deep-700);
  color: var(--c-cream);
}

.page-products .pd-version h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 32px);
  letter-spacing: -.02em;
  color: var(--c-cream);
  margin: 12px 0 16px;
}

.page-products .pd-version .eyebrow {
  color: var(--c-gold-soft);
}

.page-products .pd-version p {
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(244, 241, 234, .78);
  max-width: 62ch;
}

.page-products .pd-version__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-products .pd-version__links .btn--outline-dark {
  border-color: var(--line-light-strong);
  color: var(--c-cream);
}

.page-products .pd-version__links .btn--outline-dark:hover {
  border-color: var(--c-gold);
  color: var(--c-gold-soft);
}

.page-products .pd-version__aside {
  border: 1px solid var(--line-light);
  background: rgba(7, 28, 46, .45);
  padding: 22px 22px 24px;
}

.page-products .pd-version__dl {
  margin: 18px 0 0;
}

.page-products .pd-version__dl > div {
  padding: 13px 0;
  border-bottom: 1px solid var(--line-light);
}

.page-products .pd-version__dl > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .pd-version__dl dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--c-mint);
  margin-bottom: 5px;
}

.page-products .pd-version__dl dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: rgba(244, 241, 234, .86);
}

/* ---------- 结尾 ---------- */
.page-products .pd-end {
  background: var(--c-deep-900);
  color: var(--c-cream);
}

.page-products .pd-end__inner {
  border: 1px solid var(--line-light);
  padding: clamp(26px, 4vw, 48px);
  background:
    radial-gradient(110% 130% at 0% 100%, rgba(26, 94, 136, .35), transparent 60%);
}

.page-products .pd-end h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 38px);
  letter-spacing: -.02em;
  margin: 12px 0 16px;
  color: var(--c-cream);
}

.page-products .pd-end p {
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(244, 241, 234, .78);
  max-width: 60ch;
  margin: 0 0 26px;
}

.page-products .pd-end .eyebrow {
  color: var(--c-gold-soft);
}

.page-products .pd-end__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pd-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 780px) {
  .page-products .pd-svc__head {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: start;
    gap: 34px;
  }

  .page-products .pd-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-products .pd-card:nth-child(2) {
    transform: translateY(16px);
  }

  .page-products .pd-card:nth-child(3) {
    transform: translateY(32px);
  }

  .page-products .pd-cards {
    padding-bottom: 34px;
  }

  .page-products .svc__sum {
    grid-template-columns: 52px minmax(0, 1fr) 300px;
    grid-template-areas: "no name meta";
    gap: 12px 14px;
    padding: 15px 20px;
  }

  .page-products .svc__desc {
    padding: 0 20px 20px 86px;
    max-width: 78ch;
  }

  .page-products .pd-pane {
    padding: 22px 26px;
    max-height: 540px;
  }

  .page-products .pd-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-products .pd-benefit__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-products .pd-integration__grid {
    align-items: start;
    gap: clamp(30px, 5vw, 64px);
  }

  .page-products .pd-version__grid {
    align-items: start;
    gap: clamp(30px, 5vw, 64px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-card,
  .page-products .pd-fav__btn,
  .page-products .pd-filter .filter-btn,
  .page-products .pd-scene__item {
    transition: none;
  }

  .page-products .pd-card:nth-child(2),
  .page-products .pd-card:nth-child(3) {
    transform: none;
  }
}