.page-products {
  --ex-line: #263633;
  --ex-cut: 18px;
  background:
    radial-gradient(88% 55% at 84% -6%, rgba(255, 107, 26, 0.13), transparent 62%),
    radial-gradient(62% 45% at 4% 2%, rgba(61, 224, 174, 0.07), transparent 58%),
    var(--ink);
  color: var(--mist);
  font-family: var(--font-body);
  padding-bottom: clamp(56px, 9vw, 108px);
  overflow-x: hidden;
}

.page-products .container {
  position: relative;
}

.page-products .breadcrumbs {
  padding-top: 18px;
  font-size: 12px;
  letter-spacing: 0.12em;
}

/* ---------- 首屏 ---------- */
.page-products .ex-hero {
  padding: clamp(26px, 4.5vw, 60px) 0 clamp(34px, 6vw, 72px);
}

.page-products .ex-hero-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-products .ex-title {
  font-family: var(--font-display);
  font-size: clamp(38px, 7.4vw, 100px);
  font-weight: 800;
  line-height: 0.96;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 14px 0 0;
}

.page-products .ex-lead {
  margin: 20px 0 0;
  max-width: 52ch;
  font-size: clamp(15px, 1.15vw, 18px);
  line-height: 1.8;
  color: var(--mist);
}

.page-products .ex-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-products .ex-scoreboard {
  position: relative;
  padding: 18px 20px 20px;
  background: linear-gradient(165deg, var(--panel), #0a1f1a 78%);
  border: 1px solid var(--ex-line);
  border-left: 2px solid var(--orange);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-products .ex-score-top {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--grid);
}

.page-products .ex-score-list {
  margin: 0;
  padding: 6px 0 0;
}

.page-products .ex-score-list > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(38, 54, 51, 0.7);
}

.page-products .ex-score-list > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .ex-score-list dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-products .ex-score-list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--orange-soft);
  font-variant-numeric: tabular-nums;
}

/* ---------- 章节通用 ---------- */
.page-products .section {
  position: relative;
  padding: clamp(40px, 6vw, 82px) 0;
}

.page-products .ex-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(20px, 3.4vw, 36px);
}

.page-products .ex-head .section-title {
  color: var(--paper);
}

.page-products .ex-sub {
  margin: 0;
  max-width: 64ch;
  font-size: clamp(14px, 1.05vw, 17px);
  line-height: 1.8;
  color: var(--slate);
}

.page-products .ex-body {
  margin: 0 0 16px;
  font-size: clamp(14px, 1.05vw, 17px);
  line-height: 1.85;
  color: var(--mist);
}

.page-products .ex-split {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
}

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

/* ---------- CH.01 功能总览 ---------- */
.page-products .ex-board-figure {
  position: relative;
  margin: 0 0 clamp(18px, 3vw, 32px);
  border: 1px solid var(--ex-line);
  overflow: hidden;
  background: var(--panel);
}

.page-products .ex-board-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(104deg, rgba(7, 22, 19, 0.9), rgba(7, 22, 19, 0.35) 58%, rgba(255, 107, 26, 0.16));
  pointer-events: none;
}

.page-products .ex-card-array {
  display: grid;
  gap: 14px;
}

.page-products .ex-card {
  position: relative;
  display: block;
  padding: 20px 20px 22px;
  background: var(--panel);
  border: 1px solid var(--ex-line);
  color: var(--mist);
  text-decoration: none;
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .ex-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 24px;
  height: 24px;
  background: var(--ink);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
}

.page-products .ex-card:hover,
.page-products .ex-card:focus-visible {
  border-color: var(--orange);
  background: var(--pine);
  transform: translateY(-3px);
}

.page-products .ex-card:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
}

.page-products .ex-card-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 200;
  line-height: 1;
  color: var(--orange);
  letter-spacing: 0.04em;
}

.page-products .ex-card-title {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2vw, 24px);
  font-weight: 700;
  line-height: 1.28;
  color: var(--paper);
}

.page-products .ex-card p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .ex-card-meta {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--orange-soft);
}

/* ---------- CH.02 收藏 ---------- */
.page-products .ex-fav {
  background: linear-gradient(180deg, rgba(23, 63, 53, 0.28), transparent 70%);
}

.page-products .ex-fav-demo {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 0;
}

.page-products .ex-fav-btn {
  display: inline-block;
  padding: 8px 15px;
  border: 1px solid var(--grid);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
  background: transparent;
}

.page-products .ex-fav-btn--on {
  border-color: var(--mint);
  color: var(--mint);
  background: rgba(61, 224, 174, 0.08);
}

.page-products .ex-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--grid);
}

.page-products .ex-stat {
  display: grid;
  gap: 6px;
}

.page-products .ex-stat-num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.2vw, 28px);
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

.page-products .ex-stat-label {
  font-size: 11px;
  letter-spacing: 0.08em;
  line-height: 1.5;
  color: var(--slate);
}

.page-products .ex-fav-figure {
  border: 1px solid var(--ex-line);
  overflow: hidden;
}

/* ---------- CH.03 测试版专区 ---------- */
.page-products .ex-beta-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--grid);
}

.page-products .ex-beta-item:first-child {
  padding-top: 0;
}

.page-products .ex-beta-item .ex-card-title {
  margin: 0 0 8px;
}

.page-products .ex-beta-item .ex-body {
  margin-bottom: 0;
}

.page-products .ex-beta-note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .ex-beta-note a {
  color: var(--orange-soft);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-products .ex-beta-note a:hover {
  color: var(--orange);
}

.page-products .ex-beta-figure {
  border: 1px solid var(--ex-line);
  overflow: hidden;
}

/* ---------- CH.04 周末日期轴 ---------- */
.page-products .ex-day-axis {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-products .ex-day {
  border: 1px solid var(--grid);
  background: rgba(14, 42, 36, 0.62);
  scroll-margin-top: calc(var(--header-h) + 20px);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-products .ex-day:hover {
  border-color: var(--orange-soft);
}

.page-products .ex-day:target {
  border-color: var(--orange);
  background: rgba(255, 107, 26, 0.08);
}

.page-products .ex-day-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--grid);
}

.page-products .ex-day-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--paper);
  text-decoration: none;
}

.page-products .ex-day-name:hover {
  color: var(--orange-soft);
}

.page-products .ex-day-tag {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mint);
}

.page-products .ex-day-list {
  margin: 0;
  padding: 8px 16px 16px;
  list-style: none;
}

.page-products .ex-day-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 9px 0;
  border-bottom: 1px solid rgba(38, 54, 51, 0.6);
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
}

.page-products .ex-day-list li:last-child {
  border-bottom: 0;
}

.page-products .ex-time {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--mint);
  flex: 0 0 auto;
}

.page-products .ex-weekend-figure {
  border: 1px solid var(--ex-line);
  overflow: hidden;
}

/* ---------- CH.05 简版复盘 ---------- */
.page-products .ex-replay {
  background: linear-gradient(180deg, rgba(90, 42, 18, 0.22), transparent 72%);
}

.page-products .ex-steps {
  display: grid;
  gap: 14px;
}

.page-products .ex-step {
  position: relative;
  padding: 18px 18px 20px;
  border-top: 2px solid var(--orange);
  background: linear-gradient(180deg, rgba(23, 63, 53, 0.6), rgba(14, 42, 36, 0.25));
}

.page-products .ex-step-num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 200;
  color: var(--orange);
  letter-spacing: 0.05em;
}

.page-products .ex-step .ex-card-title {
  margin: 8px 0 8px;
  font-size: clamp(18px, 1.9vw, 22px);
}

.page-products .ex-step .ex-body {
  margin-bottom: 0;
  font-size: 14px;
}

.page-products .ex-replay-figure {
  border: 1px solid var(--ex-line);
  overflow: hidden;
}

/* ---------- CH.06 版本对比与场景 ---------- */
.page-products .ex-table-wrap {
  margin-bottom: clamp(24px, 4vw, 44px);
  border: 1px solid var(--grid);
  overflow-x: auto;
}

.page-products .ex-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .ex-table-caption {
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--slate);
  background: rgba(14, 42, 36, 0.8);
  border-bottom: 1px solid var(--grid);
}

.page-products .ex-table thead th {
  padding: 12px 16px;
  text-align: left;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--paper);
  background: var(--pine);
  border-bottom: 1px solid var(--grid);
}

.page-products .ex-table td,
.page-products .ex-table tbody th {
  padding: 14px 16px;
  border-top: 1px solid var(--grid);
  text-align: left;
  vertical-align: top;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .ex-table .ex-v {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--orange-soft);
  white-space: nowrap;
}

.page-products .ex-table tbody tr:hover td,
.page-products .ex-table tbody tr:hover th {
  background: rgba(23, 63, 53, 0.45);
}

.page-products .ex-table tr.is-current td,
.page-products .ex-table tr.is-current th {
  background: rgba(255, 107, 26, 0.1);
  box-shadow: inset 3px 0 0 var(--orange);
}

.page-products .ex-table tr.is-current .ex-v {
  color: var(--orange);
}

.page-products .ex-scenes {
  display: grid;
  gap: 14px;
}

.page-products .ex-scene {
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--ex-line);
  border-bottom: 2px solid var(--grid);
  transition: border-color var(--dur) var(--ease);
}

.page-products .ex-scene:hover {
  border-color: var(--pine);
  border-bottom-color: var(--orange);
}

.page-products .ex-scene-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--mint);
}

.page-products .ex-scene .ex-card-title {
  margin: 10px 0 8px;
  font-size: clamp(18px, 1.9vw, 22px);
}

.page-products .ex-scene p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate);
}

/* ---------- CH.07 开始使用 ---------- */
.page-products .ex-start {
  position: relative;
  background: linear-gradient(120deg, rgba(255, 107, 26, 0.14), rgba(14, 42, 36, 0.85) 55%, rgba(7, 22, 19, 0.9));
  border-top: 1px solid var(--ex-line);
}

.page-products .ex-start-grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-products .ex-start-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-products .ex-start-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .ex-start-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px solid rgba(38, 54, 51, 0.85);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .ex-start-list li:last-child {
  border-bottom: 0;
}

.page-products .ex-start-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--orange);
  flex: 0 0 auto;
  padding-top: 3px;
}

.page-products .ex-start-list a {
  color: var(--orange-soft);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-products .ex-start-list a:hover {
  color: var(--orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .ex-card-array {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 860px) {
  .page-products .ex-day-axis {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-products .ex-split {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-products .ex-split--reverse {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  }

  .page-products .ex-start-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-products .ex-hero-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.85fr);
    align-items: end;
  }
}

@media (min-width: 1120px) {
  .page-products .ex-card-array {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: start;
  }

  .page-products .ex-card:nth-child(2) {
    margin-top: 34px;
  }

  .page-products .ex-card:nth-child(3) {
    margin-top: 12px;
  }

  .page-products .ex-card:nth-child(4) {
    margin-top: 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .ex-card,
  .page-products .ex-day,
  .page-products .ex-scene {
    transition: none;
  }

  .page-products .ex-card:hover,
  .page-products .ex-card:focus-visible {
    transform: none;
  }
}
<<<END>>>