.page-products {
  --pd-gap: clamp(16px, 2.4vw, 26px);
  --pd-split-gap: clamp(22px, 4vw, 44px);
  --pd-sect-gap: clamp(48px, 7vw, 88px);
  overflow-wrap: break-word;
  padding-block: clamp(20px, 3.5vw, 40px) clamp(60px, 8vw, 104px);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 34px);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  padding-bottom: clamp(30px, 5vw, 56px);
  border-bottom: 1px solid var(--c-line);
}

.page-products .pd-hero__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--c-accent);
}

.page-products .pd-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 44px);
  margin-top: clamp(16px, 2.5vw, 26px);
}

.page-products .pd-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.08;
  font-size: clamp(30px, 6.2vw, 60px);
  color: var(--c-text);
}

.page-products .pd-hero__title::after {
  content: "";
  display: block;
  width: 76px;
  height: 4px;
  margin-top: clamp(16px, 2vw, 22px);
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--c-accent), var(--c-alert));
}

.page-products .pd-hero__lead {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  max-width: 36em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--c-muted);
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-products .pd-link {
  color: var(--c-accent-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 243, 236, .35);
  padding-bottom: 2px;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-products .pd-link:hover {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}

/* ---------- 首屏读数面板 ---------- */
.page-products .pd-hero__aside {
  padding: clamp(18px, 2.4vw, 24px);
  border: 1px solid var(--c-line);
  border-radius: var(--r-card);
  background: var(--c-surface);
}

.page-products .pd-aside__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-muted);
}

.page-products .pd-kpi {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-soft);
  background: var(--c-line);
  overflow: hidden;
}

.page-products .pd-kpi > li {
  padding: 15px 14px;
  background: var(--c-bg);
}

.page-products .pd-kpi__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.15;
  color: var(--c-data);
}

.page-products .pd-kpi__unit {
  margin-left: 4px;
  font-size: 12px;
  color: var(--c-muted);
}

.page-products .pd-kpi__cap {
  display: block;
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--c-muted);
}

/* ---------- 章节骨架 ---------- */
.page-products .pd-section {
  padding-top: var(--pd-sect-gap);
}

.page-products .pd-section > .section-head {
  margin-bottom: clamp(22px, 3.4vw, 38px);
}

.page-products .pd-figure {
  margin: 0 0 clamp(22px, 3.4vw, 36px);
}

.page-products .pd-figure img {
  display: block;
  max-width: 100%;
}

/* ---------- 模块卡片 ---------- */
.page-products .pd-modules {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pd-gap);
}

.page-products .pd-mod {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 176px;
  padding: clamp(20px, 2.6vw, 28px);
}

.page-products .pd-mod--focus {
  background-image: linear-gradient(145deg, rgba(34, 224, 214, .13), rgba(34, 224, 214, 0) 58%);
}

.page-products .pd-mod__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-accent);
}

.page-products .pd-mod__name {
  margin: 2px 0 0;
  font-size: clamp(19px, 2.2vw, 23px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--c-text);
}

.page-products .pd-mod__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-muted);
}

.page-products .pd-mod__tags {
  margin-top: auto;
  padding-top: 14px;
}

/* ---------- 分栏 ---------- */
.page-products .pd-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pd-split-gap);
  align-items: start;
}

.page-products .pd-split__media {
  margin: 0;
}

.page-products .pd-split__media img {
  display: block;
  max-width: 100%;
}

.page-products .pd-body > p {
  margin: 0 0 18px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--c-muted);
}

.page-products .pd-body h3 {
  margin: 26px 0 14px;
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--c-text);
}

.page-products .pd-body .ledger {
  margin: 0 0 22px;
}

/* ---------- 流程小步 ---------- */
.page-products .pd-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pd-flow > li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 13px 15px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-soft);
  background: rgba(14, 23, 48, .62);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-text);
  transition: border-color var(--t-fast);
}

.page-products .pd-flow > li:hover {
  border-color: var(--c-accent);
}

.page-products .pd-flow__n {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--c-accent);
}

/* ---------- 维度列表 ---------- */
.page-products .pd-dims {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pd-dims > li {
  padding-left: 16px;
  border-left: 2px solid var(--c-line);
  transition: border-color var(--t-fast);
}

.page-products .pd-dims > li:hover {
  border-left-color: var(--c-accent);
}

.page-products .pd-dims h3 {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--c-text);
}

.page-products .pd-dims p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-muted);
}

/* ---------- 结算节奏切换 ---------- */
.page-products .pd-switch {
  position: relative;
  margin-top: clamp(24px, 3.4vw, 36px);
}

.page-products .pd-switch__input {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  border: 0;
  opacity: 0;
}

.page-products .pd-switch__labels {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.page-products .pd-switch__labels label {
  display: inline-flex;
  align-items: center;
  padding: 9px 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-pill);
  background: var(--c-surface);
  color: var(--c-muted);
  font-family: var(--font-mono);
  font-size: 13px;
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast), background-color var(--t-fast);
}

.page-products .pd-switch__labels label:hover {
  color: var(--c-text);
  border-color: var(--c-accent-soft);
}

.page-products #pd-settle-0:checked ~ .pd-switch__labels label[for="pd-settle-0"],
.page-products #pd-settle-1:checked ~ .pd-switch__labels label[for="pd-settle-1"] {
  color: var(--c-accent);
  border-color: var(--c-accent);
  background: rgba(34, 224, 214, .10);
}

.page-products #pd-settle-0:focus-visible ~ .pd-switch__labels label[for="pd-settle-0"],
.page-products #pd-settle-1:focus-visible ~ .pd-switch__labels label[for="pd-settle-1"] {
  outline: 2px solid var(--c-accent-soft);
  outline-offset: 3px;
}

.page-products .pd-switch__panel {
  display: none;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--c-line);
  border-radius: var(--r-soft);
  background: var(--c-surface);
}

.page-products #pd-settle-0:checked ~ .pd-switch__panels .pd-switch__panel[data-panel="0"],
.page-products #pd-settle-1:checked ~ .pd-switch__panels .pd-switch__panel[data-panel="1"] {
  display: block;
}

.page-products .pd-switch__panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-muted);
}

.page-products .pd-switch__panel strong {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--c-accent);
}

/* ---------- 档位对照表 ---------- */
.page-products .pd-table-wrap {
  margin-top: clamp(26px, 3.6vw, 40px);
  overflow-x: auto;
  border: 1px solid var(--c-line);
  border-radius: var(--r-soft);
  background: var(--c-surface);
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .pd-table caption {
  padding: 16px 18px 12px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--c-muted);
}

.page-products .pd-table th,
.page-products .pd-table td {
  padding: 14px 18px;
  text-align: left;
  line-height: 1.65;
  border-bottom: 1px solid var(--c-line);
}

.page-products .pd-table thead th {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--c-accent-soft);
  background: rgba(34, 224, 214, .07);
  border-bottom-color: rgba(34, 224, 214, .3);
  white-space: nowrap;
}

.page-products .pd-table tbody tr:nth-child(even) {
  background: rgba(6, 11, 26, .78);
}

.page-products .pd-table tbody tr:last-child th,
.page-products .pd-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pd-table tbody th {
  font-weight: 700;
  color: var(--c-text);
  white-space: nowrap;
}

.page-products .pd-table__tier {
  font-family: var(--font-mono);
  color: var(--c-data);
  white-space: nowrap;
}

.page-products .pd-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--c-muted);
}

/* ---------- 上手路径 ---------- */
.page-products .pd-path {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--pd-gap);
}

.page-products .pd-path > li {
  display: flex;
  flex-direction: column;
  padding: clamp(18px, 2.2vw, 24px);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-accent);
  border-radius: var(--r-soft);
  background: var(--c-surface);
  transition: border-color var(--t-fast), transform var(--t-fast);
}

.page-products .pd-path > li:hover {
  transform: translateY(-2px);
  border-color: var(--c-accent);
  border-left-color: var(--c-alert);
}

.page-products .pd-path__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--c-accent);
}

.page-products .pd-path__title {
  margin: 10px 0 10px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-text);
}

.page-products .pd-path__text {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-muted);
}

.page-products .pd-path__hint {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--c-line);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  color: var(--c-accent-soft);
}

.page-products .pd-path__hint::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-ok);
}

/* ---------- 延伸入口 ---------- */
.page-products .pd-tail {
  margin-top: var(--pd-sect-gap);
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--c-line);
  border-radius: var(--r-card);
  background: linear-gradient(120deg, rgba(255, 77, 157, .09), rgba(14, 23, 48, .92) 46%);
}

.page-products .pd-tail__text {
  margin: 0;
  max-width: 52em;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--c-muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-products .pd-kpi__cap {
    font-size: 13px;
  }
}

@media (min-width: 780px) {
  .page-products .pd-modules {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-products .pd-mod--xl {
    grid-column: span 7;
  }

  .page-products .pd-mod--lg {
    grid-column: span 5;
  }

  .page-products .pd-mod--md {
    grid-column: span 6;
  }

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

@media (min-width: 900px) {
  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-products .pd-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .pd-split--flip {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 1080px) {
  .page-products .pd-path {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 479px) {
  .page-products .pd-hero__actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-products .pd-kpi {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-flow > li,
  .page-products .pd-path > li,
  .page-products .pd-dims > li,
  .page-products .pd-link,
  .page-products .pd-switch__labels label {
    transition: none;
  }

  .page-products .pd-path > li:hover {
    transform: none;
  }
}