.page-products {
  --pc-tint: rgba(11, 13, 15, .045);
  --pc-shadow: 0 20px 44px -30px rgba(11, 13, 15, .5);
  background: var(--porcelain);
  padding-bottom: clamp(40px, 7vw, 96px);
}

.page-products > section {
  padding-block: clamp(36px, 5.6vw, 76px);
}

.page-products h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 6vw, 54px);
  line-height: 1.08;
  letter-spacing: -.025em;
  font-weight: 800;
  color: var(--ink);
  margin: 10px 0 16px;
}

.page-products h2 {
  font-family: var(--font-display);
  font-size: clamp(23px, 3.6vw, 34px);
  line-height: 1.16;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--ink);
  margin: 6px 0 12px;
}

.page-products h3 {
  font-family: var(--font-display);
  color: var(--ink);
}

.page-products .prose {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.85;
  color: var(--ink-70);
  max-width: 62ch;
}

.page-products .section-index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--blue);
  margin: 0;
}

.page-products .breadcrumb {
  padding-top: clamp(16px, 2.6vw, 28px);
  font-family: var(--font-ui);
  font-size: 13px;
}

/* ---------- 首屏 ---------- */
.page-products .pc-hero {
  position: relative;
  padding-block: clamp(20px, 3.4vw, 40px) clamp(34px, 5vw, 72px);
  background-image:
    linear-gradient(90deg, var(--pc-tint) 1px, transparent 1px),
    linear-gradient(var(--pc-tint) 1px, transparent 1px);
  background-size: 72px 72px;
  background-position: -1px -1px;
}

.page-products .pc-hero__inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-products .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--ink-55);
  margin: 0;
}

.page-products .pc-lead {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--ink-70);
  max-width: 56ch;
  margin: 0;
}

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

.page-products .pc-hero__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 14px 20px;
  margin: 28px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
  font-family: var(--font-ui);
  font-size: 12.5px;
  color: var(--ink-55);
}

.page-products .pc-hero__meta .mono {
  display: block;
  font-family: var(--font-mono);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--blue);
  margin-bottom: 2px;
}

.page-products .pc-hero__figure {
  position: relative;
  margin: 0;
}

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

.page-products .pc-hero__figure::after {
  content: "";
  position: absolute;
  top: -8px;
  right: -8px;
  width: 60px;
  height: 60px;
  border-top: 2px solid var(--cyan);
  border-right: 2px solid var(--cyan);
  border-top-right-radius: var(--radius);
  pointer-events: none;
}

/* ---------- 场景 ---------- */
.page-products .pc-section-head {
  max-width: 62ch;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-products .pc-section-sub {
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-55);
  margin: 0;
}

.page-products .pc-scene-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.page-products .pc-scene-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 14px;
  text-decoration: none;
  transition: transform .28s var(--ease), border-color .28s var(--ease), box-shadow .28s var(--ease);
}

.page-products .pc-scene-tab .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--blue);
}

.page-products .pc-scene-tab:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  box-shadow: var(--pc-shadow);
}

.page-products .pc-scene-tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .pc-scene-grid {
  display: grid;
  gap: 16px;
}

.page-products .pc-scene-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--blue);
  border-radius: var(--radius);
  padding: 22px 20px 24px;
  scroll-margin-top: calc(var(--header-h) + 24px);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}

.page-products .pc-scene-card--b { border-top-color: var(--cyan); }
.page-products .pc-scene-card--c { border-top-color: var(--violet); }

.page-products .pc-scene-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--pc-shadow);
}

.page-products .pc-scene-card__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--ink-30);
  margin: 0;
}

.page-products .pc-scene-card__title {
  font-size: 19px;
  font-weight: 700;
  margin: 8px 0 10px;
}

.page-products .pc-scene-card__desc {
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-70);
  margin: 0 0 16px;
}

.page-products .pc-scene-card__price {
  display: block;
  border-top: 1px dashed var(--line);
  padding-top: 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-55);
}

.page-products .pc-scene-card__price b {
  font-size: 20px;
  color: var(--blue);
  margin-right: 2px;
}

/* ---------- 费用账册 ---------- */
.page-products .pc-fees {
  background: var(--mist);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pc-fees__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-products .pc-fees__tagline {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
}

.page-products .pc-fees__figure {
  margin: 22px 0 0;
}

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

.page-products .figure-cap {
  display: block;
  margin-top: 10px;
  font-family: var(--font-ui);
  font-size: 12.5px;
  color: var(--ink-55);
}

.page-products .pc-ledger-wrap {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pc-ledger {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-family: var(--font-ui);
  font-size: 13.5px;
}

.page-products .pc-ledger caption {
  text-align: left;
  padding: 16px 16px 10px;
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--ink-55);
}

.page-products .pc-ledger thead th {
  background: var(--graphite);
  color: var(--porcelain);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: .06em;
  text-align: left;
  padding: 11px 14px;
  white-space: nowrap;
}

.page-products .pc-ledger tbody th {
  text-align: left;
  padding: 14px;
  font-weight: 600;
  color: var(--ink);
  border-bottom: 1px solid var(--line-soft);
  white-space: nowrap;
}

.page-products .pc-ledger tbody td {
  padding: 14px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink-70);
  vertical-align: top;
  line-height: 1.6;
}

.page-products .pc-ledger tbody tr {
  transition: background .25s var(--ease), box-shadow .25s var(--ease);
}

.page-products .pc-ledger tbody tr:nth-child(even) {
  background: var(--mist);
}

.page-products .pc-ledger tbody tr:last-child th,
.page-products .pc-ledger tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pc-ledger tbody tr:hover,
.page-products .pc-ledger tbody tr:focus-visible {
  background: var(--paper);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-products .pc-ledger tbody tr:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-products .pc-price {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink);
  white-space: nowrap;
}

.page-products .pc-ledger-note {
  margin: 12px 0 0;
  font-family: var(--font-ui);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-55);
}

/* ---------- 价格轨道 ---------- */
.page-products .pc-tiers__grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  align-items: center;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-products .pc-tiers__figure {
  margin: 0;
}

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

.page-products .pc-tier-track {
  display: grid;
  gap: 16px;
  align-items: stretch;
}

.page-products .pc-tier {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}

.page-products .pc-tier:hover {
  transform: translateY(-4px);
  box-shadow: var(--pc-shadow);
  border-color: var(--cyan);
}

.page-products .pc-tier--2 {
  background: var(--graphite);
  border-color: transparent;
  color: var(--porcelain);
}

.page-products .pc-tier--2:hover {
  border-color: var(--cyan);
}

.page-products .pc-tier--3 {
  background: var(--porcelain);
  border-color: var(--amber);
  box-shadow: 0 0 0 4px rgba(244, 165, 28, .12);
}

.page-products .pc-tier__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--ink-30);
  margin: 0;
}

.page-products .pc-tier--2 .pc-tier__label {
  color: var(--paper-45);
}

.page-products .pc-tier__name {
  font-size: 20px;
  font-weight: 700;
  margin: 0;
}

.page-products .pc-tier--2 .pc-tier__name {
  color: var(--porcelain);
}

.page-products .pc-tier__price {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink-55);
  margin: 0;
}

.page-products .pc-tier__price strong {
  font-size: 27px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-products .pc-tier--2 .pc-tier__price {
  color: var(--paper-70);
}

.page-products .pc-tier--2 .pc-tier__price strong {
  color: var(--cyan);
}

.page-products .pc-tier--3 .pc-tier__price {
  color: var(--amber);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
}

.page-products .pc-tier__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  font-family: var(--font-ui);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-70);
}

.page-products .pc-tier__list li {
  position: relative;
  padding-left: 18px;
}

.page-products .pc-tier__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--cyan);
}

.page-products .pc-tier--2 .pc-tier__list {
  color: var(--paper-70);
}

.page-products .pc-tier__details {
  margin-top: auto;
  border-top: 1px dashed var(--line);
  padding-top: 12px;
}

.page-products .pc-tier--2 .pc-tier__details {
  border-top-color: var(--line-light);
}

.page-products .pc-tier__details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--blue);
}

.page-products .pc-tier__details summary::-webkit-details-marker {
  display: none;
}

.page-products .pc-tier__details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
}

.page-products .pc-tier__details[open] summary::after {
  content: "−";
}

.page-products .pc-tier__details summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .pc-tier--2 .pc-tier__details summary {
  color: var(--cyan);
}

.page-products .pc-tier__details p {
  margin: 10px 0 0;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.72;
  color: var(--ink-70);
}

.page-products .pc-tier--2 .pc-tier__details p {
  color: var(--paper-70);
}

/* ---------- 交付 ---------- */
.page-products .pc-deliver__grid {
  display: grid;
  gap: clamp(20px, 3.4vw, 40px);
  align-items: start;
}

.page-products .pc-steps {
  display: grid;
  gap: 14px;
}

.page-products .pc-step {
  position: relative;
  padding: 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-products .pc-step__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-products .pc-step h3 {
  font-size: 16px;
  font-weight: 700;
  margin: 6px 0 8px;
}

.page-products .pc-step p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--ink-70);
}

.page-products .pc-accordion {
  display: grid;
  gap: 10px;
}

.page-products .pc-panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-products .pc-panel summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  padding: 16px 18px;
  font-family: var(--font-ui);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink);
}

.page-products .pc-panel summary::-webkit-details-marker {
  display: none;
}

.page-products .pc-panel summary::after {
  content: "＋";
  font-family: var(--font-mono);
  color: var(--blue);
}

.page-products .pc-panel[open] summary::after {
  content: "－";
}

.page-products .pc-panel[open] summary {
  background: var(--mist);
}

.page-products .pc-panel summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-products .pc-panel__body {
  padding: 0 18px 18px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-products .pc-panel__body p {
  margin: 14px 0 0;
}

.page-products .pc-panel__body ul {
  margin: 10px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

/* ---------- 小屏面板 ---------- */
.page-products .pc-screen {
  background: var(--mist);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pc-screen__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: center;
}

.page-products .pc-screen__figure {
  margin: 0;
}

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

.page-products .pc-screen__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pc-screen__list li {
  padding: 14px 16px;
  background: var(--paper);
  border-left: 3px solid var(--blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-70);
}

.page-products .pc-screen__list li:nth-child(2) { border-left-color: var(--cyan); }
.page-products .pc-screen__list li:nth-child(3) { border-left-color: var(--violet); }
.page-products .pc-screen__list li:nth-child(4) { border-left-color: var(--amber); }

.page-products .pc-screen__link {
  margin: 22px 0 0;
}

/* ---------- 咨询 ---------- */
.page-products .pc-cta {
  background: var(--ink);
  color: var(--porcelain);
}

.page-products .pc-cta__grid {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

.page-products .pc-cta h2 {
  color: var(--porcelain);
}

.page-products .pc-cta .section-index {
  color: var(--cyan);
}

.page-products .pc-cta .prose {
  color: var(--paper-70);
}

.page-products .pc-prep {
  list-style: none;
  margin: 18px 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pc-prep li {
  position: relative;
  padding-left: 24px;
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper-70);
}

.page-products .pc-prep li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-products .pc-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

.page-products .pc-contact-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding-top: 22px;
  border-top: 1px solid var(--line-light);
}

.page-products .pc-contact-list > div {
  display: grid;
  gap: 3px;
}

.page-products .pc-contact-list dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--paper-45);
}

.page-products .pc-contact-list dd {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--porcelain);
  word-break: break-word;
}

.page-products .pc-cta__note {
  margin: 18px 0 0;
  font-family: var(--font-ui);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--paper-45);
}

.page-products .pc-cta__figure {
  margin: 0;
}

.page-products .pc-cta__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  object-fit: cover;
  opacity: .92;
}

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

@media (min-width: 780px) {
  .page-products .pc-scene-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .pc-hero__inner {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
  }

  .page-products .pc-tiers__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
  }

  .page-products .pc-deliver__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-products .pc-screen__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }

  .page-products .pc-cta__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
  }

  .page-products .pc-tier-track {
    grid-template-columns: .88fr 1fr 1.12fr;
    align-items: end;
  }

  .page-products .pc-tier--1 { min-height: 258px; }
  .page-products .pc-tier--2 { min-height: 316px; }
  .page-products .pc-tier--3 { min-height: 378px; }
}

@media (min-width: 980px) {
  .page-products .pc-fees__grid {
    grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
  }
}

@media (max-width: 420px) {
  .page-products .pc-hero__meta {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .page-products .pc-hero__meta li {
    display: flex;
    align-items: baseline;
    gap: 8px;
  }

  .page-products .pc-hero__meta .mono {
    margin-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pc-scene-card,
  .page-products .pc-tier,
  .page-products .pc-scene-tab,
  .page-products .pc-ledger tbody tr {
    transition: none;
  }

  .page-products .pc-scene-card:hover,
  .page-products .pc-tier:hover,
  .page-products .pc-scene-tab:hover {
    transform: none;
  }
}