.page-products {
  --pp-gold-soft: rgba(245, 166, 35, 0.14);
  --pp-card: rgba(18, 58, 94, 0.55);
  --pp-ink-soft: #22303d;
}

.page-products .breadcrumb {
  padding-block: 18px 0;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  padding-block: clamp(22px, 3.5vw, 38px) clamp(40px, 6vw, 74px);
  background:
    radial-gradient(90% 70% at 92% 2%, rgba(245, 166, 35, 0.13), transparent 62%),
    radial-gradient(70% 60% at 2% 96%, rgba(79, 224, 176, 0.07), transparent 70%);
}

.page-products .pp-hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-products .pp-hero h1 {
  margin: 14px 0 0;
  max-width: 11em;
  font-size: clamp(2rem, 5.6vw, 3.35rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-products .pp-hero .lede {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-products .pp-hero .btn-row {
  margin-top: 26px;
}

.page-products .pp-hero-facts {
  list-style: none;
  margin: 30px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
}

.page-products .pp-hero-facts li {
  font-size: 0.875rem;
  color: var(--muted);
}

.page-products .pp-hero-facts .mono {
  margin-right: 6px;
  font-size: 1rem;
  color: var(--amber);
}

/* 章节索引 */
.page-products .pp-hero-index {
  align-self: start;
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
  background: var(--pp-card);
  padding: 16px 18px 6px;
}

.page-products .pp-index-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--muted-dim);
  text-transform: uppercase;
}

.page-products .pp-hero-index .toc-link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(42, 74, 102, 0.7);
  color: var(--muted);
  font-size: 0.9375rem;
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-products .pp-hero-index .toc-link:last-child {
  border-bottom: 0;
}

.page-products .pp-hero-index .toc-link .mono {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-products .pp-hero-index .toc-link:hover,
.page-products .pp-hero-index .toc-link[aria-current="true"] {
  color: var(--amber);
}

/* ---------- 通用段落 ---------- */
.page-products .pp-sec {
  padding-block: clamp(44px, 7vw, 82px);
  scroll-margin-top: calc(var(--head-h) + 20px);
}

.page-products .pp-sec--deck {
  background: linear-gradient(180deg, var(--harbor), rgba(14, 44, 74, 0.86));
}

.page-products .pp-sec--paper {
  background: var(--paper);
  color: var(--ink);
}

.page-products .pp-sec-head {
  max-width: 44em;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-products .pp-sec-head .section-title {
  margin: 10px 0 0;
}

.page-products .pp-sec-head .lede {
  margin: 14px 0 0;
  color: var(--muted);
}

.page-products .pp-sec--paper .section-title {
  color: var(--ink);
}

.page-products .pp-sec--paper .eyebrow {
  color: var(--mint-deep);
}

.page-products .pp-sec--paper .prose p,
.page-products .pp-sec--paper .lede {
  color: var(--pp-ink-soft);
}

.page-products .pp-sec--paper .media-caption {
  color: #40515f;
}

.page-products .media-frame {
  margin: 0;
  overflow: hidden;
}

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

/* ---------- 01 服务总览 ---------- */
.page-products .pp-overview {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-products .pp-overview .prose p {
  color: var(--muted);
}

.page-products .pp-service-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pp-service-list li {
  background: var(--navy);
  padding: 18px 20px;
  display: grid;
  gap: 6px;
  align-content: start;
}

.page-products .pp-service-list .mono {
  font-size: 0.75rem;
  color: var(--gold);
  letter-spacing: 0.08em;
}

.page-products .pp-service-list strong {
  font-size: 1.0625rem;
  color: var(--text);
  font-weight: 700;
}

.page-products .pp-service-list span:last-child {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 02 费用明细 ---------- */
.page-products .pp-fee-media {
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-products .pp-table-wrap {
  border: 1px solid var(--line);
  background: rgba(7, 26, 47, 0.6);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid rgba(42, 74, 102, 0.75);
}

.page-products .pp-table thead th {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--muted-dim);
  border-bottom: 1px solid rgba(245, 166, 35, 0.4);
  white-space: nowrap;
}

.page-products .pp-table tbody tr:nth-child(even) {
  background: rgba(18, 58, 94, 0.35);
}

.page-products .pp-table tbody th {
  text-align: left;
  font-weight: 700;
  color: var(--text);
}

.page-products .pp-table tbody td {
  color: var(--muted);
}

.page-products .pp-table .pp-num {
  font-family: var(--font-mono);
  text-align: right;
  white-space: nowrap;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-products .pp-fee-notes {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.page-products .pp-note-card {
  border-left: 2px solid var(--gold);
  padding: 4px 0 4px 16px;
  background: linear-gradient(90deg, rgba(245, 166, 35, 0.08), transparent 72%);
}

.page-products .pp-note-card h3 {
  margin: 0 0 6px;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text);
}

.page-products .pp-note-card p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 03 方案价格带 ---------- */
.page-products .pp-plans {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pp-plan {
  background: var(--navy);
  padding: clamp(20px, 2.6vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .pp-plan--featured {
  background: linear-gradient(180deg, rgba(245, 166, 35, 0.15), rgba(245, 166, 35, 0.02));
  box-shadow: inset 0 0 0 1px rgba(245, 166, 35, 0.55);
}

.page-products .pp-plan-id {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--muted-dim);
}

.page-products .pp-plan h3 {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--text);
}

.page-products .pp-plan-price {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: var(--amber);
}

.page-products .pp-plan-price .mono {
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  line-height: 1;
  font-weight: 600;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.page-products .pp-plan-price .pp-unit {
  font-size: 0.8125rem;
  color: var(--muted);
}

.page-products .pp-plan-desc {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pp-plan-points {
  list-style: none;
  margin: 4px 0 0;
  padding: 14px 0 0;
  border-top: 1px solid rgba(42, 74, 102, 0.8);
  display: grid;
  gap: 9px;
}

.page-products .pp-plan-points li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--muted);
}

.page-products .pp-plan-points .status-dot {
  margin-top: 6px;
  flex: none;
}

/* ---------- 04 资料包 ---------- */
.page-products .pp-pack-grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}

.page-products .pp-pack-text .prose p {
  color: var(--pp-ink-soft);
}

.page-products .pp-pack-stack {
  position: relative;
  padding: 0 12px 12px 0;
}

.page-products .pp-pack-stack::before {
  content: "";
  position: absolute;
  inset: 14px -12px -12px 14px;
  background: rgba(245, 166, 35, 0.28);
  z-index: 0;
}

.page-products .pp-pack-stack img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(11, 15, 20, 0.16);
}

.page-products .pp-pack-figure {
  margin: 0;
}

.page-products .pp-pack-figure .media-caption {
  display: block;
  margin-top: 12px;
  font-size: 0.8125rem;
}

.page-products .pp-pack-details {
  margin-top: 24px;
  border: 1px solid rgba(11, 15, 20, 0.22);
  background: rgba(255, 255, 255, 0.55);
}

.page-products .pp-pack-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--ink);
  list-style: none;
}

.page-products .pp-pack-details summary::-webkit-details-marker {
  display: none;
}

.page-products .pp-pack-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.125rem;
  color: var(--mint-deep);
}

.page-products .pp-pack-details[open] summary::after {
  content: "−";
}

.page-products .pp-pack-details ul {
  list-style: none;
  margin: 0;
  padding: 0 16px 16px;
  display: grid;
  gap: 10px;
}

.page-products .pp-pack-details li {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--pp-ink-soft);
  padding-left: 14px;
  border-left: 2px solid rgba(30, 143, 115, 0.45);
}

.page-products .pp-pack-details strong {
  color: var(--ink);
}

/* ---------- 05 设备切换与收藏 ---------- */
.page-products .pp-device-grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-products .pp-device-media {
  margin-bottom: 8px;
}

.page-products .pp-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-products .pp-steps li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  align-items: start;
  padding: 14px 0;
  border-bottom: 1px solid rgba(42, 74, 102, 0.8);
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pp-steps li:first-child {
  border-top: 1px solid rgba(42, 74, 102, 0.8);
}

.page-products .pp-steps .mono {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  font-size: 0.75rem;
  color: var(--gold);
  border: 1px solid rgba(245, 166, 35, 0.5);
  border-radius: 50%;
}

.page-products .pp-note {
  margin: 18px 0 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--muted-dim);
}

.page-products .pp-note a {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pp-collect {
  border: 1px solid var(--line);
  background: var(--pp-card);
  padding: clamp(20px, 3vw, 28px);
}

.page-products .pp-collect h3 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text);
}

.page-products .pp-collect p {
  margin: 10px 0 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .pp-collect-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pp-collect-list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 13px;
  background: var(--navy);
  font-size: 0.875rem;
  color: var(--text);
}

.page-products .pp-collect-list .mono {
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-products .pp-collect-media {
  margin-top: 18px;
}

/* ---------- 06 办理与退款 ---------- */
.page-products .pp-process {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pp-process li {
  background: var(--navy);
  padding: 22px 20px;
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-products .pp-step-num {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-products .pp-process h3 {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--text);
}

.page-products .pp-process p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-products .pp-refund {
  margin-top: clamp(24px, 3.5vw, 38px);
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid rgba(245, 166, 35, 0.45);
  background: var(--pp-gold-soft);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.page-products .pp-refund-body {
  flex: 1 1 340px;
}

.page-products .pp-refund h3 {
  margin: 0 0 8px;
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--amber);
}

.page-products .pp-refund p {
  margin: 0;
  max-width: 44em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 相关链接 ---------- */
.page-products .pp-more {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-block: clamp(30px, 5vw, 54px);
  border-top: 1px solid var(--line);
}

.page-products .pp-more a {
  padding: 9px 16px;
  border: 1px solid var(--line);
  font-size: 0.875rem;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-products .pp-more a:hover {
  color: var(--amber);
  border-color: rgba(245, 166, 35, 0.6);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pp-service-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .pp-plans {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .pp-fee-notes {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .pp-process {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.75fr);
    align-items: start;
  }

  .page-products .pp-overview {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-products .pp-service-list {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .pp-pack-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-products .pp-device-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-products .pp-process {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .page-products .pp-plans {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 620px) {
  .page-products .pp-hero h1 {
    max-width: none;
  }

  .page-products .pp-table {
    min-width: 560px;
  }

  .page-products .pp-table tbody .pp-col-name {
    position: sticky;
    left: 0;
    z-index: 1;
    background: var(--navy);
  }

  .page-products .pp-table tbody tr:nth-child(even) .pp-col-name {
    background: #0d2743;
  }

  .page-products .pp-hero-facts {
    gap: 10px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-hero-index .toc-link,
  .page-products .pp-more a {
    transition: none;
  }
}
<<<END>>>