.page-products {
  --pp-line: rgba(201, 212, 232, .18);
  --pp-line-strong: rgba(201, 212, 232, .3);
  display: block;
}

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

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  display: grid;
  gap: 26px;
  padding: 20px 0 30px;
  border-bottom: 1px solid var(--pp-line);
  margin-bottom: 30px;
}

.page-products .prod-hero__batch {
  margin: 0 0 14px;
}

.page-products .prod-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(28px, 6.4vw, var(--fs-h1));
  line-height: 1.18;
  letter-spacing: -.01em;
  color: var(--on-dark);
}

.page-products .prod-hero__lead {
  margin: 0 0 22px;
  max-width: 44em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--on-dark-dim);
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.page-products .prod-hero__facts {
  list-style: none;
  margin: 0;
  padding: 18px 0 0;
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--pp-line);
}

.page-products .prod-hero__fact {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .prod-hero__fact .num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 20px;
  color: var(--amber);
}

.page-products .prod-hero__fact .num-unit {
  font-size: 13px;
  color: var(--on-dark-dim);
}

.page-products .prod-hero__visual {
  border: 1px solid var(--pp-line);
  border-radius: var(--r);
  padding: 16px;
  background:
    radial-gradient(circle at 50% 44%, rgba(53, 224, 210, .1), transparent 62%),
    var(--ink-2);
}

.page-products .dial {
  display: block;
  width: 100%;
  max-width: 360px;
  height: auto;
  margin: 0 auto;
}

/* ---------- 左侧索引 ---------- */
.page-products .index-rail__title {
  margin: 0 0 12px;
  font-size: var(--fs-micro);
  letter-spacing: .16em;
  color: var(--stone);
}

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

.page-products .index-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid var(--pp-line);
  font-size: 14px;
  color: var(--on-dark-dim);
  text-decoration: none;
  transition: color var(--dur), border-color var(--dur), background var(--dur);
}

.page-products .index-rail__link:hover,
.page-products .index-rail__link:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(53, 224, 210, .07);
}

.page-products .index-rail__num {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--clay);
}

/* ---------- 正文容器 ---------- */
.page-products .prod-body {
  display: grid;
  gap: 8px;
  padding-bottom: 40px;
}

.page-products .prod-body .section:first-child {
  padding-top: 0;
}

/* ---------- 三条服务线 ---------- */
.page-products .line-cards {
  display: grid;
  gap: 14px;
  margin-bottom: 22px;
}

.page-products .line-card {
  background: var(--ink-2);
  border: 1px solid var(--pp-line);
  border-top: 2px solid var(--clay);
  border-radius: var(--r);
  padding: 20px 18px 18px;
}

.page-products .line-card__no {
  margin: 0;
  font-family: var(--font-num);
  font-size: var(--fs-micro);
  letter-spacing: .14em;
  color: var(--clay);
}

.page-products .line-card__title {
  margin: 10px 0 10px;
  font-size: var(--fs-h4);
  color: var(--on-dark);
}

.page-products .line-card__text {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--on-dark-dim);
}

.page-products .line-card__fit {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--pp-line);
  font-size: var(--fs-note);
  line-height: 1.6;
  color: var(--mint);
}

.page-products .prod-figure {
  margin: 24px 0 0;
}

/* ---------- 版本矩阵 ---------- */
.page-products .prod-matrix {
  display: grid;
  gap: 16px;
}

.page-products .ver-switch {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--pp-line);
  border-radius: var(--r);
  background: var(--ink-2);
  justify-self: start;
}

.page-products .ver-switch__label {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: var(--r);
  font-size: 14px;
  color: var(--on-dark-dim);
  cursor: pointer;
  transition: background var(--dur), color var(--dur), border-color var(--dur);
}

.page-products .ver-switch__input:checked + .ver-switch__label {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-base);
  font-weight: 700;
}

.page-products .ver-switch__input:focus-visible + .ver-switch__label {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-products .matrix-stack {
  display: grid;
  gap: 16px;
}

.page-products .prod-matrix:has(#ver-3x:checked) .matrix--2x {
  display: none;
}

.page-products .prod-matrix:has(#ver-2x:checked) .matrix--3x {
  display: none;
}

.page-products .matrix .data-table th,
.page-products .matrix .data-table td {
  vertical-align: top;
}

.page-products .note-block {
  margin: 0;
  padding: 14px 16px;
  border-left: 3px solid var(--clay);
  border-radius: 0 var(--r) var(--r) 0;
  background: rgba(156, 79, 48, .13);
  font-size: 14px;
  line-height: 1.75;
  color: var(--on-dark-dim);
}

/* ---------- 费用对照（浅色阅读区） ---------- */
.page-products .section--paper .section__no {
  color: var(--clay);
}

.page-products .section--paper .section__title {
  color: var(--ink);
}

.page-products .section--paper .section__lead {
  color: var(--on-paper-dim);
}

.page-products .fee-block {
  display: grid;
  gap: 20px;
}

.page-products .tier-dial {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .tier-dial__label {
  padding: 8px 14px;
  border: 1px solid rgba(10, 16, 36, .22);
  border-radius: 999px;
  background: #FFFFFF;
  font-size: 14px;
  color: var(--ink);
  cursor: pointer;
  transition: background var(--dur), border-color var(--dur), color var(--dur);
}

.page-products .tier-dial__input:checked + .tier-dial__label {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
  font-weight: 700;
}

.page-products .tier-dial__input:focus-visible + .tier-dial__label {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

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

.page-products .fee-card {
  display: grid;
  gap: 12px;
  padding: 18px 16px;
  background: #FFFFFF;
  border: 1px solid rgba(10, 16, 36, .14);
  border-radius: var(--r);
  transition: opacity var(--dur), box-shadow var(--dur);
}

.page-products .fee-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.page-products .fee-card__name {
  margin: 0;
  font-size: var(--fs-h4);
  color: var(--ink);
}

.page-products .fee-card__tag {
  font-family: var(--font-num);
  font-size: var(--fs-micro);
  color: var(--clay);
  border: 1px solid rgba(156, 79, 48, .38);
  border-radius: 2px;
  padding: 1px 6px;
  white-space: nowrap;
}

.page-products .fee-bar {
  height: 6px;
  border-radius: 999px;
  background: rgba(10, 16, 36, .1);
  overflow: hidden;
}

.page-products .fee-bar__fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--mint), var(--cyan));
}

.page-products .fee-card--std .fee-bar__fill { width: 32%; }
.page-products .fee-card--pro .fee-bar__fill { width: 64%; }
.page-products .fee-card--org .fee-bar__fill { width: 100%; }

.page-products .fee-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-products .fee-card__list li {
  position: relative;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
}

.page-products .fee-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 1px;
  background: var(--clay);
}

.page-products .fee-card__fit {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed rgba(10, 16, 36, .18);
  font-size: var(--fs-note);
  line-height: 1.6;
  color: var(--on-paper-dim);
}

.page-products .fee-block:has(#tier-std:checked) .fee-card:not(.fee-card--std),
.page-products .fee-block:has(#tier-pro:checked) .fee-card:not(.fee-card--pro),
.page-products .fee-block:has(#tier-org:checked) .fee-card:not(.fee-card--org) {
  opacity: .4;
}

.page-products .fee-block:has(#tier-std:checked) .fee-card--std,
.page-products .fee-block:has(#tier-pro:checked) .fee-card--pro,
.page-products .fee-block:has(#tier-org:checked) .fee-card--org {
  box-shadow: inset 0 0 0 2px var(--cyan);
}

.page-products .fee-addons {
  display: grid;
  gap: 12px;
  padding: 18px 16px;
  border: 1px dashed rgba(10, 16, 36, .24);
  border-radius: var(--r);
  background: rgba(255, 255, 255, .58);
}

.page-products .fee-addons__title {
  margin: 0;
  font-size: var(--fs-h4);
  color: var(--ink);
}

.page-products .fee-addons__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .fee-addons__list li {
  padding: 5px 12px;
  border: 1px solid rgba(10, 16, 36, .18);
  border-radius: 999px;
  background: #FFFFFF;
  font-size: var(--fs-note);
  color: var(--ink);
}

.page-products .fee-addons__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--on-paper-dim);
}

/* ---------- 额度 ---------- */
.page-products .quota-grid {
  display: grid;
  gap: 14px;
}

.page-products .quota-item {
  padding: 18px 16px;
  background: var(--ink-2);
  border: 1px solid var(--pp-line);
  border-left: 2px solid var(--amber);
  border-radius: var(--r);
}

.page-products .quota-item__title {
  margin: 0 0 8px;
  font-size: var(--fs-h4);
  color: var(--on-dark);
}

.page-products .quota-item__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--on-dark-dim);
}

.page-products .fold-stack {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.page-products .inline-note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--on-dark-dim);
}

.page-products .inline-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 210, .45);
}

.page-products .inline-note a:hover,
.page-products .inline-note a:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 适配周期表 ---------- */
.page-products .cycle-table td .num {
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--amber);
}

.page-products .cycle-table td .num-unit {
  font-size: var(--fs-micro);
  color: var(--stone);
}

/* ---------- 五步流程 ---------- */
.page-products .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .steps__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 16px;
  background: var(--ink-2);
  border: 1px solid var(--pp-line);
  border-radius: var(--r);
}

.page-products .steps__no {
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  padding-top: 3px;
  color: var(--clay);
}

.page-products .steps__title {
  margin: 0 0 6px;
  font-size: var(--fs-h4);
  color: var(--on-dark);
}

.page-products .steps__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--on-dark-dim);
}

.page-products .steps__time {
  display: inline-block;
  margin-top: 10px;
  padding: 2px 9px;
  border: 1px solid rgba(143, 207, 182, .38);
  border-radius: 2px;
  font-family: var(--font-num);
  font-size: var(--fs-micro);
  color: var(--mint);
}

/* ---------- 底部行动区 ---------- */
.page-products .prod-cta {
  margin: 40px 0 0;
  padding: clamp(22px, 4vw, 36px);
  border: 1px solid var(--pp-line-strong);
  border-radius: var(--r);
  background:
    linear-gradient(115deg, rgba(53, 224, 210, .13), rgba(233, 162, 59, .1) 58%, rgba(156, 79, 48, .16)),
    var(--ink-2);
}

.page-products .prod-cta__title {
  margin: 0 0 10px;
  font-size: var(--fs-h3);
  color: var(--on-dark);
}

.page-products .prod-cta__text {
  margin: 0 0 18px;
  max-width: 58em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--on-dark-dim);
}

.page-products .prod-cta__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 210, .45);
}

.page-products .prod-cta__text a:hover,
.page-products .prod-cta__text a:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.page-products .prod-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .line-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-products .steps {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero {
    grid-template-columns: minmax(0, 1.1fr) minmax(300px, .9fr);
    align-items: center;
    gap: 48px;
    padding-top: 40px;
  }

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

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

@media (max-width: 699px) {
  .page-products .cycle-table table,
  .page-products .cycle-table thead,
  .page-products .cycle-table tbody,
  .page-products .cycle-table tr,
  .page-products .cycle-table th,
  .page-products .cycle-table td {
    display: block;
    width: 100%;
  }

  .page-products .cycle-table thead {
    display: none;
  }

  .page-products .cycle-table tr {
    margin-bottom: 12px;
    padding: 12px 14px;
    border: 1px solid var(--pp-line);
    border-radius: var(--r);
    background: var(--ink-2);
  }

  .page-products .cycle-table th,
  .page-products .cycle-table td {
    padding: 6px 0;
    border: 0;
    text-align: left;
  }

  .page-products .cycle-table td::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 2px;
    font-size: var(--fs-micro);
    letter-spacing: .08em;
    color: var(--stone);
  }

  .page-products .cycle-table th[scope="row"] {
    font-size: var(--fs-h4);
    color: var(--on-dark);
  }
}

@media (max-width: 480px) {
  .page-products .ver-switch {
    width: 100%;
    justify-self: stretch;
  }

  .page-products .ver-switch__label {
    flex: 1 1 auto;
    text-align: center;
  }

  .page-products .steps__item {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .index-rail__link,
  .page-products .fee-card,
  .page-products .ver-switch__label,
  .page-products .tier-dial__label {
    transition: none;
  }
}