.page-products {
  --pf-card-bg: rgba(69, 79, 76, .34);
  --pf-card-bg-strong: rgba(69, 79, 76, .62);
  --pf-shadow: 0 18px 40px rgba(6, 15, 12, .45);
}

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

.page-products .section {
  padding: clamp(34px, 6vw, 68px) 0;
  border-top: 1px solid var(--line-faint);
}

.page-products .section-head .prose {
  max-width: 68ch;
}

/* ---------- 首屏 ---------- */
.page-products .pf-intro {
  padding: clamp(20px, 3.5vw, 36px) 0 clamp(24px, 4vw, 40px);
  border-bottom: 1px solid var(--line-gold);
}

.page-products .pf-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.25rem, 5.6vw, 3.7rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ivory);
  margin: .34em 0 .5em;
}

.page-products .pf-lede {
  max-width: 64ch;
  font-size: 17px;
  line-height: 1.78;
  color: var(--ivory);
  opacity: .86;
}

.page-products .pf-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin-top: clamp(20px, 3vw, 30px);
  padding: 14px 0 0;
  border-top: 1px solid var(--line-faint);
  list-style: none;
}

.page-products .pf-facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-products .pf-facts .num {
  color: var(--gold-bright);
  font-size: 15px;
}

.page-products .pf-fact-label {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--silver);
}

/* ---------- 斜切三区 ---------- */
.page-products .pf-band {
  position: relative;
  margin-top: clamp(22px, 3.5vw, 38px);
  border: 1px solid var(--line-gold);
  overflow: hidden;
}

.page-products .pf-band-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-products .pf-band-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  filter: saturate(.75);
}

.page-products .pf-band-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(175deg, rgba(12, 26, 22, .62), rgba(6, 15, 12, .93));
}

.page-products .pf-lanes {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: clamp(16px, 3vw, 26px);
}

.page-products .pf-lane {
  padding: clamp(20px, 2.6vw, 28px);
  background: linear-gradient(160deg, rgba(69, 79, 76, .9), rgba(12, 26, 22, .95));
  border: 1px solid var(--line-gold);
}

.page-products .pf-lane:nth-child(2) {
  background: linear-gradient(160deg, rgba(63, 90, 69, .58), rgba(6, 15, 12, .95));
}

.page-products .pf-lane-code {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold-bright);
}

.page-products .pf-lane-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  line-height: 1.4;
  color: var(--ivory);
  margin: 12px 0 10px;
}

.page-products .pf-lane-text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 六分类 ---------- */
.page-products .pf-class-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .pf-class-figure .media-caption,
.page-products .pf-limit-figure .media-caption,
.page-products .pf-play-figure .media-caption,
.page-products .pf-path-figure .media-caption {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--silver);
  margin-top: 10px;
  padding-left: 12px;
  border-left: 2px solid var(--line-gold);
}

.page-products .pf-class-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .pf-class-card {
  padding: 16px 18px;
  background: var(--pf-card-bg);
  border: 1px solid var(--line-faint);
  border-left: 3px solid var(--gold);
  transition: background var(--t-soft) var(--ease), border-color var(--t-soft) var(--ease);
}

.page-products .pf-class-card:hover,
.page-products .pf-class-card:focus-within {
  background: var(--pf-card-bg-strong);
  border-left-color: var(--gold-bright);
}

.page-products .pf-class-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}

.page-products .pf-class-code {
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--gold-bright);
  border-bottom: 1px dashed var(--line-gold);
  cursor: help;
}

.page-products .pf-class-count {
  font-size: 1.45rem;
  line-height: 1;
  color: var(--amber);
}

.page-products .pf-class-name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
  color: var(--ivory);
  margin-top: 10px;
}

.page-products .pf-class-reason {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver);
}

.page-products .pf-class-total {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line-gold);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ivory);
}

.page-products .pf-class-total .num {
  color: var(--amber);
  font-size: 1.2rem;
}

/* ---------- 口径注释 ---------- */
.page-products .pf-gloss-note {
  margin-top: 16px;
  padding: 10px 0 10px 14px;
  border-left: 3px solid var(--clay);
  font-size: 13px;
  line-height: 1.7;
  color: var(--silver);
}

/* ---------- 挑桌台规则 ---------- */
.page-products .pf-rule-steps {
  list-style: none;
  margin-top: clamp(18px, 3vw, 28px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-products .pf-rule-step {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px dashed var(--line-faint);
}

.page-products .pf-step-mark {
  font-size: 15px;
  color: var(--gold-bright);
}

.page-products .pf-rule-step p {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--silver);
}

.page-products .pf-rule-step .num {
  color: var(--amber);
  font-size: 1.05rem;
}

.page-products .pf-fold {
  margin-top: 20px;
  border: 1px solid var(--line-gold);
  background: var(--pf-card-bg);
}

.page-products .pf-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold-bright);
}

.page-products .pf-fold summary::-webkit-details-marker {
  display: none;
}

.page-products .pf-fold summary::after {
  content: "展开";
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--silver);
}

.page-products .pf-fold[open] summary::after {
  content: "收起";
}

.page-products .pf-fold-body {
  padding: 0 18px 20px;
}

.page-products .pf-fold-list {
  list-style: none;
  counter-reset: pf-fold;
}

.page-products .pf-fold-list li {
  counter-increment: pf-fold;
  position: relative;
  padding: 10px 0 10px 34px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ivory);
  border-top: 1px solid var(--line-faint);
}

.page-products .pf-fold-list li::before {
  content: counter(pf-fold, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
}

.page-products .pf-fold-list .num {
  color: var(--gold-bright);
  margin-right: 6px;
}

/* ---------- 限红对照 ---------- */
.page-products .pf-limit-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-products .pf-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line-gold);
  background: rgba(6, 15, 12, .5);
  -webkit-overflow-scrolling: touch;
}

.page-products .pf-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-products .pf-table-caption {
  caption-side: top;
  text-align: left;
  padding: 12px 14px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--silver);
  border-bottom: 1px solid var(--line-faint);
}

.page-products .pf-table th,
.page-products .pf-table td {
  padding: 13px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line-faint);
  color: var(--ivory);
  font-weight: 400;
}

.page-products .pf-table thead th {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--silver);
  background: rgba(69, 79, 76, .45);
  border-bottom: 1px solid var(--line-gold);
}

.page-products .pf-table tbody tr:nth-child(even) td,
.page-products .pf-table tbody tr:nth-child(even) th {
  background: rgba(69, 79, 76, .22);
}

.page-products .pf-table tbody th {
  font-family: var(--font-mono);
  color: var(--gold-bright);
  width: 84px;
}

.page-products .pf-table .num {
  color: var(--gold-bright);
}

.page-products .pf-table td .num {
  color: var(--amber);
}

/* ---------- 试玩通道 ---------- */
.page-products .pf-play-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-products .pf-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .pf-channel {
  padding: 20px;
  background: var(--pf-card-bg-strong);
  border: 1px solid var(--line-faint);
  transition: background var(--t-soft) var(--ease), border-color var(--t-soft) var(--ease);
}

.page-products .pf-channel:hover,
.page-products .pf-channel:focus-within {
  background: var(--moss);
  border-color: var(--line-gold);
}

.page-products .pf-channel-code {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-products .pf-channel-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--ivory);
  margin: 10px 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-gold);
}

.page-products .pf-channel-list {
  list-style: none;
}

.page-products .pf-channel-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--ivory);
  opacity: .9;
}

.page-products .pf-channel-list li + li {
  margin-top: 8px;
}

.page-products .pf-channel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 7px;
  height: 1px;
  background: var(--gold-bright);
}

/* ---------- 归入路径 ---------- */
.page-products .pf-path-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-products .pf-path {
  list-style: none;
}

.page-products .pf-path-item {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--line-faint);
}

.page-products .pf-path-num {
  font-size: 14px;
  color: var(--gold-bright);
}

.page-products .pf-path-item p {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--silver);
}

.page-products .pf-path-item .num {
  color: var(--amber);
}

/* ---------- 回溯入口 ---------- */
.page-products .pf-link-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: clamp(16px, 2.5vw, 24px);
}

.page-products .pf-link {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid var(--line-faint);
  border-left: 2px solid var(--gold);
  background: rgba(69, 79, 76, .26);
  color: var(--ivory);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.6;
  transition: border-color var(--t-frame) var(--ease), background var(--t-soft) var(--ease), padding-left var(--t-frame) var(--ease);
}

.page-products .pf-link .num {
  flex: 0 0 auto;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--gold-bright);
}

.page-products .pf-link:hover,
.page-products .pf-link:focus-visible {
  background: var(--pf-card-bg-strong);
  border-left: 2px solid var(--gold-bright);
  padding-left: 18px;
}

.page-products .pf-link:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pf-class-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .page-products .pf-link-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-products .pf-lanes {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }

  .page-products .pf-lane {
    min-height: 260px;
  }

  .page-products .pf-lane:nth-child(1) {
    clip-path: polygon(0 3.4%, 100% 0, 100% 100%, 0 96.6%);
  }

  .page-products .pf-lane:nth-child(3) {
    clip-path: polygon(0 0, 100% 3.4%, 100% 96.6%, 0 100%);
  }

  .page-products .pf-class-layout {
    grid-template-columns: 4fr 8fr;
    align-items: start;
  }

  .page-products .pf-class-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .pf-rule-steps {
    grid-template-columns: repeat(2, 1fr);
    column-gap: clamp(20px, 3vw, 40px);
  }

  .page-products .pf-limit-layout {
    grid-template-columns: 8fr 4fr;
    align-items: start;
  }

  .page-products .pf-play-layout {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-products .pf-path-layout {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-products .pf-class-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products * {
    transition: none !important;
  }
}