.page-products {
  --pp-pad: clamp(18px, 2.4vw, 30px);
  --pp-rule: 1px solid var(--line);
}

/* ---------- 面包屑与页头 ---------- */
.page-products .breadcrumbs {
  padding-top: clamp(16px, 2.6vw, 28px);
}

.page-products .page-head {
  display: grid;
  gap: clamp(16px, 2.6vw, 34px);
  padding-top: clamp(20px, 3.4vw, 40px);
  padding-bottom: clamp(30px, 4.4vw, 56px);
  border-bottom: var(--pp-rule);
}

.page-products .page-head__meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-products .eyebrow__idx {
  margin-right: 10px;
  color: var(--electric);
}

.page-products .page-head__stamp {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--text-2);
}

.page-products .page-head h1 {
  margin: 0 0 20px;
  font-family: var(--font-heading);
  font-size: clamp(30px, 5.2vw, 55px);
  line-height: 1.18;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-products .page-head__lead {
  max-width: 64ch;
  margin: 0;
  font-size: clamp(16px, 1.5vw, 18.5px);
  line-height: 1.85;
  color: var(--text-2);
}

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

.page-products .head-chips li {
  padding: 7px 15px;
  border: var(--pp-rule);
  border-radius: 999px;
  background-color: rgba(30, 58, 95, .38);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: var(--text-2);
}

/* ---------- 通用分节 ---------- */
.page-products .section {
  padding-block: clamp(44px, 6vw, 84px);
  border-top: 1px solid rgba(42, 64, 88, .55);
}

.page-products .section--alt {
  background-color: rgba(18, 38, 58, .55);
}

.page-products .section__head {
  max-width: 68ch;
  margin-bottom: clamp(26px, 3.6vw, 46px);
}

.page-products .section__title {
  margin: 12px 0 14px;
  font-family: var(--font-heading);
  font-size: clamp(24px, 3.3vw, 39px);
  line-height: 1.26;
  color: var(--text);
}

.page-products .section__note {
  margin: 0;
  font-size: 16px;
  line-height: 1.82;
  color: var(--text-2);
}

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

.page-products .media-frame {
  margin: clamp(30px, 4vw, 52px) 0 0;
}

.page-products .media-frame img {
  width: 100%;
  object-fit: cover;
  border-radius: var(--radius);
}

.page-products .media-frame__caption {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  line-height: 1.7;
  color: var(--text-2);
}

/* ---------- 01 三档费用卡片 ---------- */
.page-products .plan-grid {
  display: grid;
  gap: clamp(16px, 2vw, 24px);
  grid-template-columns: minmax(0, 1fr);
}

.page-products .plan-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: var(--pp-pad);
  border: var(--pp-rule);
  border-radius: var(--radius-lg);
  background-color: var(--ink-2);
  background-image:
    repeating-linear-gradient(0deg, rgba(42, 64, 88, .30) 0 1px, transparent 1px 26px),
    repeating-linear-gradient(90deg, rgba(42, 64, 88, .30) 0 1px, transparent 1px 26px),
    linear-gradient(165deg, rgba(30, 58, 95, .82), rgba(18, 38, 58, .97));
  box-shadow: var(--shadow-card);
  transition: transform .16s ease, border-color .16s ease;
}

.page-products .plan-card:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.page-products .plan-card__tag {
  position: absolute;
  top: 16px;
  right: 16px;
}

.page-products .plan-card__index {
  margin: 0;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--text-2);
}

.page-products .plan-card__name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 21px;
  line-height: 1.3;
  color: var(--text);
}

.page-products .plan-card__price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 8px 0 0;
}

.page-products .plan-card__price .num {
  font-family: var(--font-mono);
  font-size: clamp(42px, 6vw, 62px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--gold-lite);
}

.page-products .plan-card__unit {
  font-size: 14px;
  color: var(--text-2);
}

.page-products .plan-card__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--celadon);
}

.page-products .plan-card__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-2);
}

.page-products .plan-card__more {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px dashed rgba(42, 64, 88, .9);
}

.page-products .plan-card__more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--electric);
  outline-offset: 4px;
}

.page-products .plan-card__more summary::-webkit-details-marker {
  display: none;
}

.page-products .plan-card__more summary::after {
  content: " +";
}

.page-products .plan-card__more[open] summary::after {
  content: " –";
}

.page-products .plan-card__more ul {
  margin: 14px 0 0;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-products .plan-card__more li + li {
  margin-top: 6px;
}

/* ---------- 02 版本价格对照 ---------- */
.page-products .compare-grid {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
}

.page-products .compare-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0 clamp(10px, 1.6vw, 20px);
  border: var(--pp-rule);
  border-radius: var(--radius);
  background-color: rgba(11, 27, 43, .72);
}

.page-products .compare-table {
  width: 100%;
  min-width: 440px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .compare-table caption {
  caption-side: bottom;
  padding: 14px 0 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--text-2);
}

.page-products .compare-table th,
.page-products .compare-table td {
  padding: 16px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.page-products .compare-table thead th {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--text-2);
  border-bottom-color: var(--steel);
  white-space: nowrap;
}

.page-products .compare-table tbody tr {
  transition: background-color .16s ease;
}

.page-products .compare-table tbody tr:hover {
  background-color: rgba(44, 201, 183, .10);
}

.page-products .compare-table tbody tr:last-child th,
.page-products .compare-table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .compare-table tbody th {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--gold);
  white-space: nowrap;
}

.page-products .compare-table .num-sm {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--text);
}

.page-products .compare-table .diff {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--celadon);
}

/* ---------- 03 会员额度周期 ---------- */
.page-products .cycle-band {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}

.page-products .cycle-band .media-frame {
  margin-top: 0;
}

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

.page-products .cycle-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  border: var(--pp-rule);
  border-radius: var(--radius);
  background-color: rgba(30, 58, 95, .30);
  transition: border-color .16s ease, background-color .16s ease;
}

.page-products .cycle-list li:hover {
  border-color: var(--celadon);
  background-color: rgba(30, 58, 95, .48);
}

.page-products .cycle-list .tag {
  margin-top: 2px;
}

.page-products .cycle-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-2);
}

.page-products .cycle-list strong {
  color: var(--text);
  font-weight: 600;
}

.page-products .renew-note {
  margin-top: clamp(24px, 3vw, 36px);
  padding: clamp(18px, 2.2vw, 26px);
  border-left: 3px solid var(--celadon);
  border-radius: 0 var(--radius) var(--radius) 0;
  background-color: rgba(95, 168, 154, .10);
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-products .renew-note a {
  color: var(--electric);
  text-decoration: none;
  border-bottom: 1px solid rgba(44, 201, 183, .5);
}

.page-products .renew-note a:hover {
  color: var(--gold-lite);
  border-bottom-color: var(--gold-lite);
}

/* ---------- 04 适合谁选哪档 ---------- */
.page-products .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-products .filter-btn {
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background-color: transparent;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .07em;
  color: var(--text-2);
  cursor: pointer;
  transition: color .16s ease, border-color .16s ease, background-color .16s ease;
}

.page-products .filter-btn:hover {
  color: var(--text);
  border-color: var(--electric);
}

.page-products .filter-btn.is-active,
.page-products .filter-btn[aria-pressed="true"] {
  color: var(--ink);
  background-color: var(--electric);
  border-color: var(--electric);
}

.page-products .fit-layout {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}

.page-products .fit-layout .media-frame {
  margin-top: 0;
}

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

.page-products .fit-item {
  padding: clamp(18px, 2vw, 26px);
  border: var(--pp-rule);
  border-radius: var(--radius);
  background-color: rgba(11, 27, 43, .78);
  transition: border-color .16s ease, background-color .16s ease;
}

.page-products .fit-item:hover {
  border-color: var(--celadon);
  background-color: rgba(30, 58, 95, .60);
}

.page-products .fit-item[hidden],
.page-products .fit-item.is-hidden {
  display: none;
}

.page-products .fit-item__tag {
  margin: 0 0 10px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-products .fit-item__title {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: 19px;
  line-height: 1.36;
  color: var(--text);
}

.page-products .fit-item__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-2);
}

/* ---------- 05 切换与续期 ---------- */
.page-products .switch-steps {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .switch-step {
  position: relative;
  padding: clamp(20px, 2.4vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background-image: linear-gradient(150deg, rgba(30, 58, 95, .62), rgba(11, 27, 43, .94));
  transition: border-color .16s ease, transform .16s ease;
}

.page-products .switch-step:hover {
  border-color: var(--electric);
  transform: translateY(-2px);
}

.page-products .switch-step__num {
  display: inline-block;
  margin-bottom: 14px;
  padding: 4px 12px;
  border: 1px solid rgba(44, 201, 183, .45);
  border-radius: 999px;
  font-size: 12.5px;
  letter-spacing: .18em;
  color: var(--electric);
}

.page-products .switch-step h3 {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: 20px;
  line-height: 1.36;
  color: var(--text);
}

.page-products .switch-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-2);
}

/* ---------- 06 费用透明清单 ---------- */
.page-products .cost-columns {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
}

.page-products .cost-col {
  padding: clamp(20px, 2.6vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background-color: rgba(11, 27, 43, .76);
}

.page-products .cost-col--yes {
  border-top: 3px solid var(--gold);
}

.page-products .cost-col--extra {
  border-top: 3px solid var(--celadon);
}

.page-products .cost-col h3 {
  margin: 0 0 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-heading);
  font-size: 20px;
  color: var(--text);
}

.page-products .cost-col ul {
  display: grid;
  gap: 13px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .cost-col li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-products .cost-col li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .66em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background-color: var(--gold);
}

.page-products .cost-col--extra li::before {
  background-color: var(--celadon);
}

.page-products .closing-line {
  max-width: 66ch;
  margin: clamp(26px, 3.4vw, 40px) 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-products .closing-line a {
  color: var(--electric);
  text-decoration: none;
  border-bottom: 1px solid rgba(44, 201, 183, .5);
}

.page-products .closing-line a:hover {
  color: var(--gold-lite);
  border-bottom-color: var(--gold-lite);
}

/* ---------- 桌面端非对称栅格 ---------- */
@media (min-width: 900px) {
  .page-products .page-head {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    align-items: start;
  }

  .page-products .plan-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .plan-card:nth-child(1) {
    margin-top: 26px;
  }

  .page-products .plan-card:nth-child(3) {
    margin-top: 52px;
  }

  .page-products .compare-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-products .compare-grid .media-frame {
    margin-top: 0;
  }

  .page-products .cycle-band {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }

  .page-products .fit-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 760px) {
  .page-products .switch-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 520px) {
  .page-products .compare-table {
    min-width: 380px;
  }

  .page-products .compare-table th,
  .page-products .compare-table td {
    padding: 13px 10px;
  }

  .page-products .compare-table .num-sm {
    font-size: 17px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .plan-card,
  .page-products .switch-step,
  .page-products .fit-item,
  .page-products .cycle-list li,
  .page-products .compare-table tbody tr,
  .page-products .filter-btn {
    transition: none;
  }

  .page-products .plan-card:hover,
  .page-products .switch-step:hover {
    transform: none;
  }
}