.page-products {
  --cat-gap: clamp(14px, 2vw, 20px);
  --cat-block: clamp(36px, 6vw, 72px);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  padding-bottom: clamp(40px, 7vw, 88px);
  overflow-x: hidden;
}

.page-products .cat-shell {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-products .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-products .cat-hero {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding-block: clamp(18px, 3vw, 30px) clamp(32px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
}

.page-products .cat-hero__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.6rem, 9vw, 5.4rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--navy);
}

.page-products .cat-hero__lede {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  max-width: 48ch;
  font-size: clamp(1rem, 1.5vw, 1.0625rem);
  line-height: 1.85;
  color: var(--ink);
}

.page-products .cat-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: clamp(14px, 2vw, 18px) 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.page-products .cat-fact {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.page-products .cat-fact__num {
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 2.4vw, 1.7rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold);
}

.page-products .cat-fact__label {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--muted);
}

/* 目录跳转面板 */
.page-products .cat-jump {
  border-radius: var(--radius-l);
}

.page-products .cat-jump__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--champagne);
}

.page-products .cat-jump__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-products .cat-jump__link {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 11px 12px;
  border-left: 2px solid transparent;
  border-radius: 10px;
  color: #F2EEE4;
  text-decoration: none;
  transition: background-color 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}

.page-products .cat-jump__link:hover,
.page-products .cat-jump__link:focus-visible {
  background: rgba(232, 201, 137, 0.16);
  border-left-color: var(--gold);
  color: #FFFFFF;
}

.page-products .cat-jump__no {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--champagne);
}

.page-products .cat-jump__note {
  margin: 16px 0 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(247, 243, 234, 0.74);
}

.page-products .cat-jump__inline {
  color: var(--champagne);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .cat-jump__inline:focus-visible {
  outline: 2px solid var(--jade);
  outline-offset: 2px;
}

/* ---------- 章节通用 ---------- */
.page-products .cat-section {
  padding-block: var(--cat-block);
  border-bottom: 1px solid var(--line);
}

.page-products .cat-section:last-of-type {
  border-bottom: 0;
}

.page-products .cat-section__head {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-bottom: clamp(22px, 3.5vw, 36px);
}

.page-products .cat-section .section-title {
  margin: 10px 0 0;
  color: var(--navy);
  line-height: 1.22;
}

.page-products .cat-section__intro p {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink);
}

.page-products .cat-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--paper-2);
}

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

.page-products .cat-figure--wide {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .cat-figure--tall img {
  aspect-ratio: 4 / 5;
}

/* ---------- 权益卡片矩阵 ---------- */
.page-products .cat-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--cat-gap);
}

.page-products .cat-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 28px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.page-products .cat-card:hover {
  border-color: var(--gold);
  box-shadow: 0 10px 24px rgba(14, 42, 71, 0.08);
}

.page-products .cat-card__no {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-products .cat-card__fit {
  align-self: flex-start;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(232, 201, 137, 0.4);
  color: #6B4A12;
  font-size: 0.75rem;
  line-height: 1.5;
}

.page-products .cat-card__title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--navy);
}

.page-products .cat-card__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .cat-card__link {
  margin-top: auto;
  padding-top: 6px;
  align-self: flex-start;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.16s ease, color 0.16s ease;
}

.page-products .cat-card__link:hover,
.page-products .cat-card__link:focus-visible {
  border-bottom-color: var(--gold);
  color: #A76E1C;
}

.page-products .cat-card--navy {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  border-color: var(--navy);
}

.page-products .cat-card--navy .cat-card__no {
  color: var(--champagne);
}

.page-products .cat-card--navy .cat-card__fit {
  background: rgba(232, 201, 137, 0.18);
  color: var(--champagne);
}

.page-products .cat-card--navy .cat-card__title {
  color: var(--white);
}

.page-products .cat-card--navy .cat-card__text {
  color: rgba(247, 243, 234, 0.82);
}

.page-products .cat-card--navy .cat-card__link {
  color: var(--champagne);
}

.page-products .cat-card--navy .cat-card__link:hover,
.page-products .cat-card--navy .cat-card__link:focus-visible {
  border-bottom-color: var(--champagne);
  color: #FFFFFF;
}

/* ---------- BEAT 四步 ---------- */
.page-products .beat-steps {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--cat-gap);
}

.page-products .beat-step {
  position: relative;
  padding: clamp(18px, 2.6vw, 24px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  transition: border-color 0.16s ease;
}

.page-products .beat-step:hover {
  border-color: var(--champagne);
}

.page-products .beat-step__no {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--navy);
  border: 1px solid rgba(232, 201, 137, 0.6);
  color: var(--champagne);
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 700;
}

.page-products .beat-step__title {
  margin: 12px 0 0;
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--navy);
}

.page-products .beat-step__text {
  margin: 8px 0 0;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .beat-step details {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.page-products .beat-step summary {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gold);
}

.page-products .beat-step summary::-webkit-details-marker {
  display: none;
}

.page-products .beat-step summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1;
}

.page-products .beat-step details[open] summary::before {
  content: "−";
}

.page-products .beat-step summary:focus-visible {
  outline: 2px solid var(--jade);
  outline-offset: 3px;
}

.page-products .beat-step details p {
  margin: 10px 0 0;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-products .cat-beat-foot {
  display: grid;
  gap: clamp(16px, 2.5vw, 24px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-products .cat-tip {
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid rgba(79, 143, 122, 0.35);
  border-radius: var(--radius-m);
  background: rgba(79, 143, 122, 0.1);
}

.page-products .cat-tip__title {
  margin: 0 0 8px;
  font-size: 1.0625rem;
  font-weight: 800;
  color: #2F5C4D;
}

.page-products .cat-tip p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: #3C4741;
}

/* ---------- 区域确认 ---------- */
.page-products .cat-coverage {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-products .cat-check-grid {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-products .cat-check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: pointer;
  transition: border-color 0.16s ease, background-color 0.16s ease;
}

.page-products .cat-check:hover {
  border-color: var(--gold);
}

.page-products .cat-check input {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin: 2px 0 0;
  appearance: none;
  -webkit-appearance: none;
  display: grid;
  place-content: center;
  background: var(--white);
  border: 1.5px solid var(--navy);
  border-radius: 5px;
  cursor: pointer;
}

.page-products .cat-check input::after {
  content: "";
  width: 11px;
  height: 6px;
  margin-top: -2px;
  border-left: 2.5px solid #FFFFFF;
  border-bottom: 2.5px solid #FFFFFF;
  transform: rotate(-45deg) scale(0);
  transition: transform 0.12s ease;
}

.page-products .cat-check input:checked {
  background: var(--jade);
  border-color: var(--jade);
}

.page-products .cat-check input:checked::after {
  transform: rotate(-45deg) scale(1);
}

.page-products .cat-check input:focus-visible {
  outline: 2px solid var(--jade);
  outline-offset: 2px;
}

.page-products .cat-check:has(input:checked) {
  border-color: rgba(79, 143, 122, 0.55);
  background: rgba(79, 143, 122, 0.07);
}

.page-products .cat-check__body {
  display: block;
  min-width: 0;
}

.page-products .cat-check__title {
  display: block;
  font-size: 1rem;
  font-weight: 800;
  color: var(--navy);
}

.page-products .cat-check__text {
  display: block;
  margin-top: 4px;
  font-size: 0.875rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 六类内容组合 ---------- */
.page-products .cat-bundles {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-products .cat-bundle-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .cat-bundle {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 2px 18px;
  padding: 16px 6px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: background-color 0.16s ease, padding-left 0.16s ease;
}

.page-products .cat-bundle:first-child {
  border-top: 1px solid var(--line);
}

.page-products .cat-bundle:hover,
.page-products .cat-bundle:focus-visible {
  background: rgba(232, 201, 137, 0.2);
  padding-left: 12px;
}

.page-products .cat-bundle:focus-visible {
  outline: 2px solid var(--jade);
  outline-offset: 2px;
}

.page-products .cat-bundle__no {
  grid-row: span 2;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--gold);
}

.page-products .cat-bundle__title {
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--navy);
}

.page-products .cat-bundle__text {
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 常见入口 ---------- */
.page-products .cat-entry-grid {
  display: grid;
  gap: var(--cat-gap);
}

.page-products .cat-entry {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 26px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.16s ease, background-color 0.16s ease;
}

.page-products .cat-entry:hover,
.page-products .cat-entry:focus-visible {
  border-color: var(--gold);
  background: #FFFCF4;
}

.page-products .cat-entry:focus-visible {
  outline: 2px solid var(--jade);
  outline-offset: 2px;
}

.page-products .cat-entry__title {
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--navy);
}

.page-products .cat-entry__text {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-products .cat-entry__go {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--gold);
}

.page-products .cat-note {
  margin: clamp(24px, 3vw, 32px) 0 0;
  padding: clamp(18px, 2.6vw, 24px);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
  background: var(--paper-2);
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--ink);
}

.page-products .cat-note strong {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--navy);
  word-break: break-word;
}

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

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

@media (min-width: 760px) {
  .page-products .cat-cards {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-products .cat-card--a {
    grid-column: span 7;
  }

  .page-products .cat-card--b {
    grid-column: span 5;
  }

  .page-products .cat-card--c,
  .page-products .cat-card--d {
    grid-column: span 6;
  }

  .page-products .cat-card--e {
    grid-column: span 12;
  }

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

  .page-products .cat-entry-grid .cat-entry:nth-child(2) {
    transform: translateY(10px);
  }
}

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

  .page-products .cat-jump {
    position: sticky;
    top: 24px;
  }

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

  .page-products .cat-section__head--solo {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .page-products .beat-steps::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: calc(clamp(18px, 2.6vw, 24px) + 22px);
    height: 1px;
    background: linear-gradient(90deg, var(--gold) 0%, var(--champagne) 45%, var(--line) 100%);
  }

  .page-products .cat-beat-foot {
    grid-template-columns: 5fr 7fr;
    align-items: stretch;
  }

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

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

@media (min-width: 1040px) {
  .page-products .cat-card--c,
  .page-products .cat-card--d,
  .page-products .cat-card--e {
    grid-column: span 4;
  }

  .page-products .cat-card--e {
    background: var(--white);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition: none !important;
  }
}