.page-products {
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

.page-products .num {
  font-family: var(--font-mono);
  font-weight: 400;
  letter-spacing: -0.01em;
}

/* ---------- 首屏 ---------- */
.page-products .plat-hero {
  padding-block: clamp(28px, 4.5vw, 56px) clamp(40px, 6vw, 88px);
  border-bottom: var(--hair) solid var(--line);
}

.page-products .plat-hero__inner {
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 2vw, 22px);
}

.page-products .plat-hero .breadcrumb {
  margin-bottom: 4px;
}

.page-products .plat-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(40px, 7.2vw, 96px);
  line-height: 0.96;
  letter-spacing: -0.02em;
  max-width: 15em;
}

.page-products .plat-hero__lede {
  margin: 0;
  max-width: 42em;
  font-size: var(--fs-17);
  line-height: 1.78;
  color: #3c4048;
}

.page-products .plat-hero__facts {
  list-style: none;
  margin: 0;
  padding: clamp(16px, 2.4vw, 26px) 0 0;
  border-top: var(--hair) solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: clamp(16px, 3vw, 44px);
}

.page-products .plat-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 12px;
  border-left: 3px solid var(--rosso);
}

.page-products .plat-hero__fact-label {
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-products .plat-hero__fact-value {
  font-family: var(--font-mono);
  font-size: var(--fs-22);
  line-height: 1.1;
}

/* ---------- 通用小节标题 ---------- */
.page-products .section-head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 48em;
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-products .section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.page-products .section-head p {
  margin: 0;
  font-size: var(--fs-17);
  line-height: 1.78;
  color: #3c4048;
}

.page-products .section-head--inverse h2 {
  color: var(--paper);
}

.page-products .section-head--inverse p {
  color: var(--mist);
}

.page-products .section-head--inverse .eyebrow {
  color: var(--lime);
}

.page-products .section-head--inverse .eyebrow::before {
  background: var(--lime);
  border-color: var(--lime);
}

/* ---------- 栏目展板 ---------- */
.page-products .plat-board {
  padding-block: clamp(48px, 7vw, 104px) clamp(40px, 5vw, 72px);
}

.page-products .plat-board__banner {
  margin-bottom: clamp(20px, 3vw, 36px);
}

.page-products .board-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  grid-template-columns: 1fr;
}

.page-products .board-cell {
  position: relative;
  background: var(--paper);
  padding: clamp(20px, 2.6vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .board-cell__no {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-products .board-cell__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-22);
  line-height: 1.25;
}

.page-products .board-cell__text {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--muted);
}

.page-products .board-cell--dark {
  background: var(--ink);
}

.page-products .board-cell--dark .board-cell__no {
  color: var(--lime);
}

.page-products .board-cell--dark .board-cell__title {
  color: var(--paper);
}

.page-products .board-cell--dark .board-cell__text {
  color: var(--mist);
}

.page-products .board-cell--dark::after {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0;
  width: 100%;
  height: 3px;
  background: var(--rosso);
}

/* ---------- 字段区 ---------- */
.page-products .plat-fields {
  background: var(--ink);
  color: var(--paper);
  padding-block: clamp(48px, 7vw, 104px);
}

.page-products .plat-fields__grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  grid-template-columns: 1fr;
}

.page-products .field-group {
  border-top: var(--hair) solid #2b2e35;
}

.page-products .field-group:last-child {
  border-bottom: var(--hair) solid #2b2e35;
}

.page-products .field-group summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-block: 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-22);
  color: var(--paper);
}

.page-products .field-group summary::-webkit-details-marker {
  display: none;
}

.page-products .field-group summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-22);
  line-height: 1;
  color: var(--lime);
}

.page-products .field-group[open] summary::after {
  content: "−";
}

.page-products .field-group summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-products .field-group__count {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-products .field-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: #2b2e35;
  grid-template-columns: 1fr;
}

.page-products .field-item {
  background: var(--ink);
  padding: 13px 16px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-products .field-item__name {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  line-height: 1.5;
  color: var(--paper);
}

.page-products .field-item__note {
  font-size: var(--fs-12);
  line-height: 1.55;
  color: #8b93a0;
}

.page-products .field-figure {
  margin: 0;
}

.page-products .field-figure__note {
  margin-top: 14px;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 更新时间与版本号 ---------- */
.page-products .plat-timing {
  padding-block: clamp(48px, 7vw, 104px);
}

.page-products .timing-track {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-products .timing-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  grid-template-columns: 1fr;
}

.page-products .timing-card {
  background: var(--paper);
  padding: clamp(20px, 2.6vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .timing-card__no {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--rosso);
}

.page-products .timing-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-22);
  line-height: 1.3;
}

.page-products .timing-card p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--muted);
}

.page-products .plat-timing__figure {
  margin-top: clamp(24px, 4vw, 44px);
}

.page-products .veri-check {
  margin-top: clamp(24px, 4vw, 44px);
  padding: clamp(20px, 3vw, 34px);
  border: var(--hair) solid var(--line);
  background: var(--paper-2);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .veri-check__label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-17);
  line-height: 1.5;
}

.page-products .veri-check__input {
  width: 100%;
  max-width: 320px;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-22);
  letter-spacing: 0.04em;
  color: var(--ink);
  background: #ffffff;
  border: var(--hair) solid var(--line);
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
}

.page-products .veri-check__input:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .veri-check__hint,
.page-products .veri-check__ok,
.page-products .veri-check__bad {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--muted);
}

.page-products .veri-check__ok {
  display: none;
  color: #1f6f52;
  font-weight: 600;
}

.page-products .veri-check__bad {
  display: none;
  color: var(--rosso);
  font-weight: 600;
}

.page-products .veri-check__input:not(:placeholder-shown):valid ~ .veri-check__hint {
  display: none;
}

.page-products .veri-check__input:not(:placeholder-shown):valid ~ .veri-check__ok {
  display: block;
}

.page-products .veri-check__input:not(:placeholder-shown):invalid ~ .veri-check__bad {
  display: block;
}

/* ---------- 轮次时间轴 ---------- */
.page-products .plat-timeline {
  background: var(--paper-2);
  padding-block: clamp(48px, 7vw, 104px);
}

.page-products .plat-timeline__figure {
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-products .timeline-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(18, 19, 23, 0.14);
  grid-template-columns: 1fr;
}

.page-products .timeline-steps li {
  background: var(--paper-2);
  padding: clamp(20px, 2.6vw, 30px);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .timeline-steps__no {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--rosso);
}

.page-products .timeline-steps h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-22);
  line-height: 1.3;
}

.page-products .timeline-steps p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: #4a4e57;
}

/* ---------- 主客场对照 ---------- */
.page-products .plat-ha {
  padding-block: clamp(48px, 7vw, 104px);
}

.page-products .ha-tool {
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 3vw, 28px);
}

.page-products .ha-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-products .ha-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .ha-switch label {
  cursor: pointer;
  padding: 10px 22px;
  border: var(--hair) solid var(--line);
  border-radius: 999px;
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--ink);
  background: transparent;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-products .ha-radio--home:checked ~ .ha-switch label[for="ha-home"],
.page-products .ha-radio--away:checked ~ .ha-switch label[for="ha-away"] {
  background: var(--rosso);
  border-color: var(--rosso);
  color: #ffffff;
}

.page-products .ha-radio:focus-visible ~ .ha-switch label {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .ha-cards {
  display: grid;
  gap: 1px;
  background: var(--line);
  grid-template-columns: 1fr;
}

.page-products .ha-card {
  background: var(--paper);
  padding: clamp(20px, 2.6vw, 30px);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-products .ha-card__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-bottom: 14px;
  border-bottom: var(--hair) solid var(--line);
}

.page-products .ha-card__tag {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--rosso);
}

.page-products .ha-card--away .ha-card__tag {
  color: var(--steel);
}

.page-products .ha-card__head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-17);
  line-height: 1.4;
}

.page-products .ha-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-products .ha-card__list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 10px 10px 10px 0;
  border-bottom: var(--hair) dashed var(--line);
  font-size: var(--fs-14);
}

.page-products .ha-card__list li:last-child {
  border-bottom: 0;
}

.page-products .ha-card__k {
  font-family: var(--font-mono);
  color: var(--ink);
  font-size: var(--fs-14);
}

.page-products .ha-card__v {
  color: var(--muted);
  text-align: right;
}

.page-products .ha-card__list li.is-strong {
  background: rgba(200, 255, 61, 0.24);
  padding-left: 10px;
}

.page-products .ha-card__list li.is-diff {
  background: var(--lime);
  padding-left: 10px;
}

.page-products .ha-card__list li.is-diff .ha-card__v {
  color: var(--ink);
  font-weight: 600;
}

.page-products .ha-note {
  margin: 0;
  max-width: 46em;
  font-size: var(--fs-14);
  line-height: 1.78;
  color: #4a4e57;
  border-left: 3px solid var(--rosso);
  padding-left: 14px;
}

.page-products .ha-note--away {
  display: none;
  border-left-color: var(--steel);
}

.page-products .ha-radio--away:checked ~ .ha-note--away {
  display: block;
}

.page-products .ha-radio--away:checked ~ .ha-note--home {
  display: none;
}

.page-products .plat-ha__figure {
  margin-top: clamp(24px, 4vw, 44px);
}

/* ---------- 合作与引用 ---------- */
.page-products .plat-partner {
  background: var(--ink);
  color: var(--paper);
  padding-block: clamp(48px, 7vw, 104px);
}

.page-products .partner-grid {
  display: grid;
  gap: 1px;
  background: #2b2e35;
  grid-template-columns: 1fr;
}

.page-products .partner-card {
  background: var(--ink);
  padding: clamp(20px, 2.6vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
}

.page-products .partner-card__no {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--lime);
}

.page-products .partner-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-22);
  line-height: 1.3;
  color: var(--paper);
}

.page-products .partner-card p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.78;
  color: var(--mist);
}

.page-products .partner-contact {
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: clamp(24px, 3vw, 36px);
  border-top: var(--hair) solid #2b2e35;
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: flex-start;
}

.page-products .partner-contact__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-22);
  line-height: 1.3;
  color: var(--paper);
}

.page-products .partner-contact__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 52em;
}

.page-products .partner-contact__steps li {
  display: flex;
  gap: 12px;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
}

.page-products .partner-contact__step-no {
  flex: none;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--ink);
  background: var(--lime);
}

.page-products .partner-contact__steps a {
  color: var(--paper);
  text-decoration: underline;
  text-decoration-color: var(--cyan);
  text-underline-offset: 3px;
}

.page-products .partner-foot {
  margin: clamp(24px, 3vw, 34px) 0 0;
  font-size: var(--fs-14);
  line-height: 1.78;
  color: var(--mist);
  max-width: 48em;
}

.page-products .partner-foot__link {
  display: inline-block;
  margin-top: 4px;
  color: var(--paper);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid var(--cyan);
  padding-bottom: 2px;
}

.page-products .partner-foot__link:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .field-list {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .timing-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 820px) {
  .page-products .board-grid {
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(160px, auto);
  }

  .page-products .board-cell--1 {
    grid-column: 1 / span 5;
    grid-row: 1 / span 2;
  }

  .page-products .board-cell--2 {
    grid-column: 6 / span 7;
    grid-row: 1;
  }

  .page-products .board-cell--3 {
    grid-column: 6 / span 3;
    grid-row: 2;
  }

  .page-products .board-cell--4 {
    grid-column: 9 / span 4;
    grid-row: 2;
  }

  .page-products .board-cell--5 {
    grid-column: 1 / span 12;
    grid-row: 3;
  }

  .page-products .timeline-steps {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .page-products .field-figure {
    position: sticky;
    top: 96px;
  }

  .page-products .ha-cards {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .page-products .plat-hero__inner {
    gap: 22px;
  }

  .page-products .board-cell--1 {
    grid-row: 1 / span 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ha-switch label {
    transition: none;
  }
}
<<<END>>>