.page-products {
  --biz-cut: 20px;
  --biz-line: rgba(140, 90, 43, 0.28);
  --biz-line-soft: rgba(217, 178, 106, 0.22);
  --biz-cream-70: rgba(248, 244, 234, 0.78);
  --biz-cream-86: rgba(248, 244, 234, 0.86);
  background: var(--paper);
  color: var(--carbon);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  padding: 20px 0 4px;
  font-size: 13px;
}

/* ---------- 首屏 ---------- */
.page-products .biz-hero {
  position: relative;
  margin-top: 10px;
  padding: 44px 0 62px;
  background:
    radial-gradient(circle at 86% 10%, rgba(232, 154, 60, 0.18), transparent 44%),
    radial-gradient(circle at 6% 92%, rgba(217, 178, 106, 0.12), transparent 40%),
    linear-gradient(158deg, var(--ink-green) 0%, var(--ink-green-deep) 100%);
  color: var(--cream);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), 0 100%);
}

.page-products .biz-hero__grid {
  display: grid;
  gap: 32px;
  align-items: start;
}

.page-products .biz-hero h1 {
  margin: 12px 0 0;
  font-size: clamp(28px, 7.6vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.4px;
  color: var(--cream);
}

.page-products .biz-hero__lead {
  max-width: 40em;
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.88;
  color: var(--biz-cream-86);
}

.page-products .biz-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .tag-cut {
  display: inline-block;
  padding: 10px 20px 10px 16px;
  border: 1px solid var(--line-brass);
  border-left: 3px solid var(--amber);
  background: rgba(217, 178, 106, 0.08);
  color: var(--cream);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, calc(100% - 11px) 100%, 0 100%);
  transition: background 0.22s ease, color 0.22s ease, transform 0.22s ease;
}

.page-products .tag-cut:hover,
.page-products .tag-cut:focus-visible {
  background: var(--amber);
  color: var(--ink-green-deep);
  transform: translateY(-2px);
}

.page-products .biz-hero__media {
  border: 1px solid var(--line-brass);
  background: var(--ink-green-deep);
}

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

/* ---------- 区块通用 ---------- */
.page-products .biz-section {
  padding: 52px 0;
}

.page-products .biz-section--paper {
  background: var(--paper-light);
}

.page-products .biz-section--slate {
  background: var(--teal-slate);
  color: var(--cream);
}

.page-products .biz-section--dark {
  background: linear-gradient(150deg, var(--ink-green) 0%, var(--ink-green-deep) 100%);
  color: var(--cream);
  clip-path: polygon(0 24px, 100% 0, 100% 100%, 0 calc(100% - 24px));
  padding: 70px 0;
}

.page-products h2 {
  margin: 10px 0 0;
  font-size: clamp(23px, 4.6vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.3px;
}

.page-products .biz-head {
  max-width: 64ch;
  margin-bottom: 28px;
}

.page-products .biz-head__lead {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  opacity: 0.84;
}

.page-products .eyebrow--light {
  color: var(--brass);
}

.page-products .biz-section--dark .prose,
.page-products .biz-section--slate .prose,
.page-products .biz-desk__body .prose {
  max-width: 40em;
  margin-top: 16px;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--biz-cream-86);
}

.page-products .biz-section--dark .prose p,
.page-products .biz-section--slate .prose p {
  margin: 0 0 14px;
}

.page-products .media-frame {
  max-width: 100%;
}

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

/* ---------- 平板适配：左索引右正文 ---------- */
.page-products .biz-bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
}

.page-products .biz-index {
  padding: 22px 20px 14px;
  background: var(--paper-light);
  border: 1px solid var(--biz-line);
}

.page-products .biz-index__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .biz-index__list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px dashed var(--biz-line);
  font-size: 14.5px;
  line-height: 1.6;
}

.page-products .biz-index__list li:last-child {
  border-bottom: 0;
}

.page-products .biz-index__no {
  flex: 0 0 auto;
  color: var(--brass-dark);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-products .biz-body .prose {
  max-width: 40em;
  margin-top: 16px;
  font-size: 15.5px;
  line-height: 1.88;
  color: rgba(20, 20, 19, 0.82);
}

.page-products .biz-body .prose p {
  margin: 0 0 14px;
}

.page-products .biz-facts {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .biz-facts li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(20, 20, 19, 0.78);
}

.page-products .biz-facts .num {
  flex: 0 0 auto;
  font-size: 30px;
  line-height: 1;
  font-family: var(--font-mono);
}

.page-products .btn-gear {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 26px;
  padding: 13px 24px;
  background: var(--amber);
  color: var(--ink-green-deep);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 13px) 0, 100% 13px, 100% 100%, 13px 100%, 0 calc(100% - 13px));
  transition: background 0.22s ease, transform 0.22s ease;
}

.page-products .btn-gear::before {
  content: "";
  width: 15px;
  height: 15px;
  border-radius: 50%;
  border: 3px dotted currentColor;
  transition: transform 0.6s ease;
}

.page-products .btn-gear:hover,
.page-products .btn-gear:focus-visible {
  background: var(--brass);
  transform: translateY(-2px);
}

.page-products .btn-gear:hover::before,
.page-products .btn-gear:focus-visible::before {
  transform: rotate(140deg);
}

/* ---------- 路径章节 ---------- */
.page-products .biz-pathmap {
  margin: 0 0 30px;
  border: 1px solid var(--biz-line-soft);
  background: rgba(14, 43, 36, 0.32);
}

.page-products .biz-routes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0;
  padding: 0 0 0 8px;
  list-style: none;
}

.page-products .biz-route {
  position: relative;
  padding: 20px 20px 20px 24px;
  background: rgba(248, 244, 234, 0.05);
  border: 1px solid var(--biz-line-soft);
  border-left: 2px dashed rgba(217, 178, 106, 0.55);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: background 0.24s ease, transform 0.24s ease;
}

.page-products .biz-route::after {
  content: "";
  position: absolute;
  left: -7px;
  top: 26px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(232, 154, 60, 0.18);
}

.page-products .biz-route:hover {
  background: rgba(248, 244, 234, 0.09);
  transform: translateY(-2px);
}

.page-products .biz-route__code {
  display: inline-block;
  color: var(--amber);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.page-products .biz-route h3 {
  margin: 9px 0 7px;
  font-size: 17px;
  line-height: 1.45;
  color: var(--cream);
}

.page-products .biz-route p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--biz-cream-70);
}

/* ---------- 约新厅 ---------- */
.page-products .biz-desk {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

.page-products .biz-desk__body .btn {
  margin-top: 22px;
}

.page-products .biz-desk__media {
  border: 1px solid var(--biz-line-soft);
  background: rgba(11, 34, 28, 0.6);
}

.page-products .biz-desk__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 40px 0 0;
  padding: 26px 0 0;
  list-style: none;
  border-top: 1px solid var(--biz-line-soft);
}

.page-products .biz-desk__stats li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--biz-cream-70);
}

.page-products .biz-desk__stats .num {
  display: block;
  font-family: var(--font-mono);
  font-size: 34px;
  line-height: 1;
  color: var(--amber);
}

/* ---------- 规则说明 ---------- */
.page-products .biz-rules__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.page-products .biz-rules__intro .prose {
  max-width: 38em;
  margin-top: 16px;
  font-size: 15.5px;
  line-height: 1.88;
  color: rgba(20, 20, 19, 0.82);
}

.page-products .biz-rules__intro .prose p {
  margin: 0 0 14px;
}

.page-products .biz-rules__intro .prose a {
  color: var(--brass-dark);
  text-decoration: none;
  border-bottom: 1px solid var(--line-brass);
}

.page-products .biz-rules__intro .prose a:hover {
  color: var(--rust);
}

.page-products .biz-rule {
  margin-bottom: 10px;
  border: 1px solid var(--biz-line);
  background: var(--paper-light);
}

.page-products .biz-rule summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-left: 3px solid var(--brass);
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.05em;
  color: var(--ink-green);
  cursor: pointer;
  list-style: none;
}

.page-products .biz-rule summary::-webkit-details-marker {
  display: none;
}

.page-products .biz-rule summary::after {
  content: "＋";
  color: var(--amber);
  font-size: 15px;
}

.page-products .biz-rule[open] summary::after {
  content: "－";
}

.page-products .biz-rule p {
  margin: 0;
  padding: 2px 18px 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.95;
  color: rgba(20, 20, 19, 0.8);
}

.page-products .biz-rules__media {
  margin: 34px 0 0;
  border: 1px solid var(--biz-line);
}

/* ---------- 流程 ---------- */
.page-products .biz-flow__figure {
  margin: 0 0 30px;
  border: 1px solid var(--biz-line-soft);
  background: rgba(14, 43, 36, 0.34);
}

.page-products .biz-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .biz-flow li {
  padding: 20px 18px 22px;
  background: rgba(248, 244, 234, 0.06);
  border-top: 1px solid rgba(217, 178, 106, 0.34);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-products .biz-flow .mono {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--silver);
}

.page-products .biz-flow h3 {
  margin: 9px 0 6px;
  font-size: 16px;
  color: var(--amber);
}

.page-products .biz-flow p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--biz-cream-70);
}

/* ---------- 分辨率表 ---------- */
.page-products .biz-table-wrap {
  margin-top: 22px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--biz-line);
  background: var(--paper-light);
}

.page-products .biz-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .biz-table__caption {
  padding: 14px 16px 4px;
  text-align: left;
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--brass-dark);
}

.page-products .biz-table th,
.page-products .biz-table td {
  padding: 13px 16px;
  text-align: left;
  border-bottom: 1px solid var(--biz-line);
  vertical-align: top;
}

.page-products .biz-table thead th {
  background: var(--ink-green);
  color: var(--cream);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.page-products .biz-table tbody tr:nth-child(even) {
  background: rgba(217, 178, 106, 0.08);
}

.page-products .biz-table td.mono {
  color: var(--brass-dark);
  font-size: 13.5px;
  white-space: nowrap;
}

.page-products .biz-compat__note {
  max-width: 62ch;
  margin: 18px 0 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(20, 20, 19, 0.74);
}

/* ---------- 场景速查 ---------- */
.page-products .biz-quick-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-products .biz-quick {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  background: var(--paper-light);
  border: 1px solid var(--biz-line);
}

.page-products .biz-quick h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.45;
}

.page-products .biz-quick p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(20, 20, 19, 0.78);
}

.page-products .biz-quick .btn {
  align-self: flex-start;
  margin-top: 4px;
}

/* ---------- 尾部 CTA ---------- */
.page-products .biz-cta {
  padding: 58px 0 68px;
  background:
    radial-gradient(circle at 92% 18%, rgba(232, 154, 60, 0.16), transparent 46%),
    linear-gradient(140deg, var(--ink-green) 0%, var(--teal-slate) 100%);
  color: var(--cream);
  clip-path: polygon(0 0, 100% 26px, 100% 100%, 0 100%);
}

.page-products .biz-cta__inner {
  max-width: 46em;
}

.page-products .biz-cta h2 {
  color: var(--cream);
}

.page-products .biz-cta p {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.86;
  color: var(--biz-cream-86);
}

.page-products .biz-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 720px) {
  .page-products .biz-section {
    padding: 64px 0;
  }

  .page-products .biz-hero {
    padding: 56px 0 78px;
  }

  .page-products .biz-routes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

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

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

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

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-products .biz-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 56px;
    align-items: center;
  }

  .page-products .biz-hero__media {
    transform: translateY(22px);
  }

  .page-products .biz-bento {
    grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
    gap: 34px;
  }

  .page-products .biz-index {
    position: sticky;
    top: 108px;
  }

  .page-products .biz-desk {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 46px;
  }

  .page-products .biz-rules__grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    gap: 46px;
  }

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

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

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

@media (prefers-reduced-motion: reduce) {
  .page-products .tag-cut,
  .page-products .btn-gear,
  .page-products .btn-gear::before,
  .page-products .biz-route,
  .page-products .biz-quick {
    transition: none;
    transform: none;
  }
}