.page-products {
  --exp-gap-lg: clamp(40px, 7vw, 88px);
  --exp-gap-md: clamp(20px, 3.4vw, 36px);
  overflow-x: hidden;
  padding-bottom: var(--exp-gap-lg);
}

.page-products .exp-block[id] {
  scroll-margin-top: 96px;
}

/* 面包屑 */
.page-products .exp-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: clamp(16px, 3vw, 28px) 0 0;
  font-size: var(--fs-200);
  color: var(--silver-300);
}

.page-products .exp-crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-strong);
}

.page-products .exp-crumbs a {
  color: var(--silver-300);
  text-decoration: none;
}

.page-products .exp-crumbs a:hover,
.page-products .exp-crumbs a:focus-visible {
  color: var(--neon-450);
}

/* 首屏 */
.page-products .exp-hero {
  display: grid;
  gap: var(--exp-gap-md);
  padding-top: clamp(24px, 5vw, 56px);
}

.page-products .exp-hero-title {
  margin: 12px 0 0;
  font-size: clamp(2rem, 7vw, 3.25rem);
  line-height: 1.1;
  letter-spacing: -.01em;
}

.page-products .exp-hero-lede {
  margin-top: 18px;
  max-width: 44ch;
  font-size: var(--fs-400);
  line-height: 1.75;
  color: var(--silver-300);
}

.page-products .exp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .exp-hero-panel {
  display: grid;
  gap: 14px;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(52, 217, 139, .16), transparent 62%),
    linear-gradient(165deg, var(--turf-800), var(--night-900));
  box-shadow: var(--shadow-card);
}

.page-products .exp-panel-title {
  margin: 0;
  font-size: var(--fs-200);
  letter-spacing: .16em;
  color: var(--neon-450);
}

.page-products .exp-panel-row {
  display: grid;
  grid-template-columns: minmax(52px, auto) 1fr 1fr;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.page-products .exp-panel-key {
  font-size: var(--fs-200);
  color: var(--silver-300);
}

.page-products .exp-panel-val {
  font-size: var(--fs-500);
  line-height: 1.1;
  color: var(--silver-100);
  text-align: right;
}

.page-products .exp-panel-row > .exp-panel-val:nth-child(2) {
  color: var(--volt-500);
}

.page-products .exp-meter {
  display: flex;
  height: 10px;
  border-radius: var(--radius-pill);
  overflow: hidden;
  background: var(--turf-600);
}

.page-products .exp-meter-a {
  flex: 58 1 0;
  background: var(--neon-450);
}

.page-products .exp-meter-b {
  flex: 42 1 0;
  background: var(--volt-500);
}

.page-products .exp-panel-note {
  margin: 0;
  font-size: var(--fs-200);
  line-height: 1.7;
  color: var(--silver-300);
}

/* 分段切换 */
.page-products .exp-quick {
  padding-top: var(--exp-gap-lg);
}

.page-products .exp-head {
  max-width: 62ch;
}

.page-products .exp-head .lede {
  margin-top: 12px;
  max-width: 48ch;
  font-size: var(--fs-400);
  line-height: 1.75;
  color: var(--silver-300);
}

.page-products .exp-tabs {
  display: grid;
  gap: 20px;
  margin-top: var(--exp-gap-md);
}

.page-products .exp-tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .exp-tab {
  appearance: none;
  padding: 10px 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--silver-300);
  font: inherit;
  font-size: var(--fs-200);
  cursor: pointer;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-products .exp-tab:hover {
  color: var(--silver-100);
  border-color: var(--neon-450);
}

.page-products .exp-tab[aria-selected="true"] {
  background: var(--neon-450);
  border-color: var(--neon-450);
  color: var(--night-900);
  font-weight: 700;
}

.page-products .exp-tab:focus-visible {
  outline: 2px solid var(--volt-500);
  outline-offset: 3px;
}

.page-products .exp-panel {
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(16, 88, 58, .28);
}

.page-products .exp-panel p {
  margin: 0;
  max-width: 52ch;
  font-size: var(--fs-300);
  line-height: 1.75;
  color: var(--silver-100);
}

.page-products .exp-panel-link {
  display: inline-block;
  margin-top: 14px;
  font-size: var(--fs-200);
  color: var(--neon-450);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-products .exp-panel-link:hover,
.page-products .exp-panel-link:focus-visible {
  color: var(--volt-500);
}

/* 章节带 */
.page-products .exp-block {
  padding-top: var(--exp-gap-lg);
}

.page-products .exp-band {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: clamp(20px, 3vw, 32px);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-products .exp-band .section-num {
  font-family: var(--font-mono);
  font-size: var(--fs-200);
  letter-spacing: .12em;
  color: var(--volt-500);
}

.page-products .exp-band-label {
  font-size: var(--fs-200);
  letter-spacing: .2em;
  color: var(--silver-300);
}

/* 横向轨道 */
.page-products .exp-track {
  display: grid;
  gap: var(--exp-gap-md);
  margin-top: var(--exp-gap-md);
}

.page-products .exp-media {
  margin: 0;
}

.page-products .exp-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.page-products .exp-media .media-caption {
  margin-top: 10px;
  font-size: var(--fs-200);
  line-height: 1.6;
  color: var(--silver-300);
}

.page-products .exp-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .exp-points li {
  position: relative;
  padding-left: 20px;
  font-size: var(--fs-300);
  line-height: 1.75;
  color: var(--silver-300);
}

.page-products .exp-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 8px;
  height: 2px;
  background: var(--neon-450);
}

.page-products .exp-points strong {
  display: block;
  margin-bottom: 2px;
  font-size: var(--fs-300);
  color: var(--silver-100);
}

/* 战报表格 */
.page-products .exp-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(11, 42, 30, .45);
}

.page-products .exp-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: var(--fs-200);
  font-variant-numeric: tabular-nums;
}

.page-products .exp-table th,
.page-products .exp-table td {
  padding: 12px 16px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
}

.page-products .exp-table thead th {
  font-size: var(--fs-100);
  font-weight: 500;
  letter-spacing: .12em;
  color: var(--silver-300);
}

.page-products .exp-table tbody td {
  color: var(--silver-100);
}

.page-products .exp-table tbody td:nth-child(2) {
  color: var(--volt-500);
  font-weight: 700;
}

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

/* 资料文件列表 */
.page-products .exp-files {
  list-style: none;
  margin: var(--exp-gap-md) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .exp-file {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: baseline;
  gap: 12px 18px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--fs-200);
  overflow-wrap: anywhere;
}

.page-products .exp-file-name {
  color: var(--silver-100);
}

.page-products .exp-file-fmt {
  letter-spacing: .1em;
  color: var(--volt-500);
}

.page-products .exp-file-size {
  color: var(--silver-300);
  text-align: right;
}

/* 数据优先级 */
.page-products .exp-priority {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .exp-priority li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  border-left: 2px solid var(--turf-600);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(16, 88, 58, .24);
}

.page-products .exp-priority li:first-child {
  border-left-color: var(--volt-500);
}

.page-products .exp-priority-key {
  font-family: var(--font-mono);
  font-size: var(--fs-200);
  color: var(--neon-450);
}

.page-products .exp-priority-text {
  font-size: var(--fs-300);
  line-height: 1.6;
  color: var(--silver-100);
}

/* 脚注 */
.page-products .exp-footnote {
  margin: var(--exp-gap-md) 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--fs-200);
  line-height: 1.7;
  color: var(--silver-300);
}

.page-products .exp-footnote a {
  color: var(--neon-450);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

/* 开始使用 */
.page-products .exp-start {
  display: grid;
  gap: var(--exp-gap-md);
  margin-top: var(--exp-gap-md);
}

.page-products .exp-start-list {
  counter-reset: expstep;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .exp-start-list li {
  counter-increment: expstep;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 16px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--turf-800);
  font-size: var(--fs-300);
  line-height: 1.75;
  color: var(--silver-100);
}

.page-products .exp-start-list li::before {
  content: counter(expstep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: var(--fs-200);
  color: var(--volt-500);
}

.page-products .exp-start-note {
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(16, 88, 58, .62), rgba(5, 16, 11, .9));
}

.page-products .exp-start-note p {
  margin: 0 0 16px;
  font-size: var(--fs-300);
  line-height: 1.75;
  color: var(--silver-100);
}

.page-products .exp-start-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 0;
}

/* 桌面端栅格与错位 */
@media (min-width: 880px) {
  .page-products .exp-track {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    align-items: center;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .exp-track--flip {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  }

  .page-products .exp-track > *:nth-child(2) {
    transform: translateY(28px);
  }

  .page-products .exp-start {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }
}

@media (min-width: 940px) {
  .page-products .exp-hero {
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, .7fr);
    align-items: end;
    gap: clamp(32px, 5vw, 64px);
  }
}

@media (max-width: 520px) {
  .page-products .exp-file {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 6px 12px;
  }

  .page-products .exp-file-size {
    grid-column: 1 / -1;
    text-align: left;
  }

  .page-products .exp-panel-row {
    grid-template-columns: minmax(46px, auto) 1fr 1fr;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .exp-track > *:nth-child(2) {
    transform: none;
  }

  .page-products .exp-tab {
    transition: none;
  }
}