.page-products {
  --pd-ink-soft: rgba(23, 17, 15, .64);
  --pd-gold-line: rgba(227, 178, 75, .55);
  --pd-ivory-soft: rgba(247, 241, 230, .76);
  background-color: var(--c-ivory);
  color: var(--c-ink);
  overflow-x: clip;
}

.page-products .pd-head {
  margin-bottom: clamp(1.4rem, 3.4vw, 2.4rem);
}

.page-products .pd-head .section-head__title {
  max-width: 24ch;
}

.page-products .pd-mono {
  font-family: var(--font-mono);
  color: var(--c-red);
  letter-spacing: .02em;
}

.page-products .pd-subhead {
  margin: 0 0 .9rem;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--c-ink);
}

.page-products .pd-subhead--gap {
  margin-top: 2.2rem;
}

.page-products .pd-link {
  color: var(--c-red);
  text-decoration: underline;
  text-decoration-color: var(--c-gold);
  text-underline-offset: 3px;
}

.page-products .pd-link:hover,
.page-products .pd-link:focus-visible {
  color: var(--c-red-deep);
  text-decoration-color: var(--c-red-deep);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  padding-top: clamp(1.2rem, 3vw, 2rem);
  background:
    radial-gradient(120% 85% at 90% -15%, rgba(227, 178, 75, .3), transparent 62%),
    var(--c-ivory);
}

.page-products .pd-hero__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: center;
}

@media (min-width: 900px) {
  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  }
}

.page-products .pd-hero__lead h1 {
  margin: .5rem 0 1rem;
  color: var(--c-ink);
  letter-spacing: .01em;
}

.page-products .pd-hero__lead .lede {
  max-width: 48ch;
  font-size: 1.02rem;
  line-height: 1.8;
  color: var(--pd-ink-soft);
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin: 1.4rem 0 1.7rem;
}

.page-products .pd-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .9rem 1.2rem;
  margin: 0;
  padding-top: 1.2rem;
  border-top: 1px solid var(--pd-gold-line);
}

@media (min-width: 640px) {
  .page-products .pd-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-products .pd-fact {
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.page-products .pd-fact dt {
  font-family: var(--font-serif);
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--pd-ink-soft);
}

.page-products .pd-fact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--c-red);
}

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

.page-products .pd-fig .figure-frame__media {
  overflow: hidden;
  border: 1px solid var(--pd-gold-line);
}

.page-products .pd-fig .figure-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 版本与下载规格 ---------- */
.page-products .pd-specs {
  background: var(--c-paper);
  border-top: 2px solid var(--c-ink);
  box-shadow: var(--shadow-paper);
}

.page-products .pd-specs__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: .35rem .9rem;
  padding: 1rem 1.05rem;
  border-bottom: 1px solid var(--c-line);
  transition: background-color .22s var(--ease);
}

.page-products .pd-specs__row:last-child {
  border-bottom: 0;
}

.page-products .pd-specs__row:hover,
.page-products .pd-specs__row:focus-within {
  background: rgba(227, 178, 75, .16);
}

.page-products .pd-specs__key {
  font-family: var(--font-serif);
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--c-ink);
}

.page-products .pd-specs__val {
  grid-column: 1 / -1;
  font-size: .93rem;
  line-height: 1.7;
  color: var(--pd-ink-soft);
}

.page-products .pd-specs__note {
  font-size: .8rem;
  line-height: 1.6;
  color: var(--c-gold-deep);
  grid-column: 1 / -1;
}

.page-products .pd-specs__row .pd-copy {
  grid-column: 2;
  grid-row: 1;
  align-self: start;
}

@media (min-width: 900px) {
  .page-products .pd-specs__row {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: .3rem 1rem;
    padding: 1.05rem 1.5rem;
  }

  .page-products .pd-specs__key {
    flex: 0 0 11.5rem;
  }

  .page-products .pd-specs__val {
    flex: 1 1 20rem;
  }

  .page-products .pd-specs__row .pd-copy {
    margin-left: auto;
  }

  .page-products .pd-specs__note {
    flex: 0 0 100%;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height .26s var(--ease), opacity .26s var(--ease);
  }

  .page-products .pd-specs__row:hover .pd-specs__note,
  .page-products .pd-specs__row:focus-within .pd-specs__note {
    max-height: 4.5rem;
    opacity: 1;
  }
}

.page-products .pd-copy {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  padding: .34rem .66rem;
  color: var(--c-ink);
  background: transparent;
  border: 1px solid var(--c-line);
  border-radius: 2px;
  cursor: pointer;
  transition: color .2s var(--ease), background-color .2s var(--ease), border-color .2s var(--ease);
}

.page-products .pd-copy:hover,
.page-products .pd-copy:focus-visible {
  color: var(--c-ivory);
  background: var(--c-red);
  border-color: var(--c-red-deep);
}

.page-products .pd-copy[data-copy-state="done"] {
  color: var(--c-ivory);
  background: var(--c-jade);
  border-color: var(--c-jade);
}

/* ---------- 十二种固定玩法 ---------- */
.page-products .pd-plays {
  background: linear-gradient(180deg, #1d1614 0%, var(--c-ink) 100%);
  color: var(--c-ivory);
}

.page-products .pd-plays .eyebrow {
  color: var(--c-gold);
}

.page-products .pd-plays .section-head__title {
  color: var(--c-ivory);
}

.page-products .pd-plays .section-head__note {
  color: var(--pd-ivory-soft);
}

.page-products .pd-plays__figure {
  margin: 0 0 clamp(1.8rem, 4vw, 2.8rem);
}

.page-products .pd-plays__figure .figure-frame__media {
  overflow: hidden;
  border: 1px solid rgba(227, 178, 75, .45);
}

.page-products .pd-plays__figure .figure-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-products .pd-tier + .pd-tier {
  margin-top: clamp(2rem, 5vw, 3.4rem);
}

.page-products .pd-tier__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .55rem 1rem;
  padding-bottom: .9rem;
  margin-bottom: 1.2rem;
  border-bottom: 1px solid rgba(227, 178, 75, .35);
}

.page-products .pd-tier__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  letter-spacing: .08em;
  color: var(--c-gold);
}

.page-products .pd-tier__desc {
  margin: 0;
  flex: 1 1 16rem;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--pd-ivory-soft);
}

.page-products .pd-play-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .9rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 640px) {
  .page-products .pd-play-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

.page-products .pd-play {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: 1.1rem 1.05rem 1.2rem;
  background: var(--c-paper);
  color: var(--c-ink);
  border: 1px solid rgba(199, 183, 156, .95);
  border-radius: 2px;
  box-shadow: 4px 4px 0 rgba(227, 178, 75, .38);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}

.page-products .pd-play:hover,
.page-products .pd-play:focus-within {
  transform: translate(-2px, -3px) rotate(-.6deg);
  box-shadow: 7px 8px 0 rgba(227, 178, 75, .52), 0 0 0 2px rgba(111, 75, 216, .5);
}

.page-products .pd-play__no {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  padding: .18rem .46rem;
  color: var(--c-ivory);
  background: var(--c-red);
  border-radius: 2px;
}

.page-products .pd-play__name {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--c-ink);
}

.page-products .pd-play__desc {
  flex: 1;
  margin: 0;
  font-size: .87rem;
  line-height: 1.68;
  color: var(--pd-ink-soft);
}

.page-products .pd-play__time {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--c-gold-deep);
}

/* ---------- 兼容与性能 ---------- */
.page-products .pd-compat {
  background: var(--c-ivory);
}

.page-products .pd-compat__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: start;
}

@media (min-width: 900px) {
  .page-products .pd-compat__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, .68fr);
  }
}

.page-products .pd-browsers {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--c-line);
}

.page-products .pd-browsers__item {
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: .85rem .2rem;
  border-bottom: 1px solid var(--c-line);
}

.page-products .pd-dot {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-jade);
  box-shadow: 0 0 0 3px rgba(18, 135, 106, .16);
}

.page-products .pd-browsers__name {
  font-size: .93rem;
  font-weight: 500;
  color: var(--c-ink);
}

.page-products .pd-browsers__ver {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .05em;
  color: var(--c-jade);
}

.page-products .pd-widths {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-width {
  display: flex;
  flex-direction: column;
  gap: .18rem;
  min-width: 8rem;
  flex: 1 1 8rem;
  padding: .7rem .9rem;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-red);
}

.page-products .pd-width__num {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-ink);
}

.page-products .pd-width__label {
  font-size: .76rem;
  color: var(--pd-ink-soft);
}

.page-products .pd-compat__hint {
  margin: 1.3rem 0 0;
  padding-left: .9rem;
  border-left: 2px solid var(--c-gold);
  font-size: .88rem;
  line-height: 1.75;
  color: var(--pd-ink-soft);
}

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

.page-products .pd-compat__figure--wide {
  margin-top: clamp(1.8rem, 4vw, 2.6rem);
}

.page-products .pd-compat__figure .figure-frame__media {
  overflow: hidden;
  border: 1px solid var(--c-line);
}

.page-products .pd-compat__figure .figure-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 十分钟上场流程 ---------- */
.page-products .pd-flow {
  background: linear-gradient(135deg, var(--c-red) 0%, var(--c-red-deep) 100%);
  color: var(--c-ivory);
}

.page-products .pd-flow .eyebrow {
  color: var(--c-gold);
}

.page-products .pd-flow .section-head__title {
  color: var(--c-ivory);
}

.page-products .pd-flow .section-head__note {
  color: rgba(247, 241, 230, .8);
}

.page-products .pd-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 780px) {
  .page-products .pd-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .pd-step {
  padding: 1.4rem 1.2rem 1.3rem;
  background: rgba(23, 17, 15, .34);
  border: 1px solid rgba(227, 178, 75, .45);
  border-radius: 2px;
}

.page-products .pd-step__no {
  display: inline-block;
  margin-bottom: .8rem;
  padding: .16rem .5rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--c-ink);
  background: var(--c-gold);
}

.page-products .pd-step__title {
  margin: 0 0 .5rem;
  font-family: var(--font-serif);
  font-size: 1.12rem;
  letter-spacing: .03em;
  color: var(--c-ivory);
}

.page-products .pd-step__desc {
  margin: 0;
  font-size: .9rem;
  line-height: 1.75;
  color: rgba(247, 241, 230, .84);
}

/* ---------- 场次与节奏 ---------- */
.page-products .pd-slots {
  background: var(--c-paper);
}

.page-products .pd-slot-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 720px) {
  .page-products .pd-slot-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .pd-slot {
  padding: 1.3rem 1.2rem;
  background: var(--c-ivory);
  border: 1px solid var(--c-line);
  border-top: 4px solid var(--c-red);
}

.page-products .pd-slot:nth-child(2) {
  border-top-color: var(--c-gold);
}

.page-products .pd-slot:nth-child(3) {
  border-top-color: var(--c-purple);
}

.page-products .pd-slot__name {
  margin: 0 0 .45rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  letter-spacing: .05em;
  color: var(--c-ink);
}

.page-products .pd-slot__desc {
  margin: 0 0 .85rem;
  font-size: .89rem;
  line-height: 1.75;
  color: var(--pd-ink-soft);
}

.page-products .pd-slot__meta {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--c-red);
}

/* ---------- 更新与安装答疑 ---------- */
.page-products .pd-qa {
  background: var(--c-ivory);
}

.page-products .pd-qa__figure {
  margin: 0 0 clamp(1.6rem, 4vw, 2.4rem);
}

.page-products .pd-qa__figure .figure-frame__media {
  overflow: hidden;
  border: 1px solid var(--c-line);
}

.page-products .pd-qa__figure .figure-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-products .pd-qa__list {
  display: grid;
  gap: .7rem;
}

.page-products .pd-qa__item {
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: 2px;
}

.page-products .pd-qa__q {
  position: relative;
  padding: 1rem 3rem 1rem 1.1rem;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--c-ink);
  cursor: pointer;
  list-style: none;
}

.page-products .pd-qa__q::-webkit-details-marker {
  display: none;
}

.page-products .pd-qa__q::after {
  content: "+";
  position: absolute;
  right: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--c-red);
}

.page-products .pd-qa__item[open] .pd-qa__q::after {
  content: "−";
}

.page-products .pd-qa__item[open] .pd-qa__q {
  border-bottom: 1px dashed var(--c-line);
}

.page-products .pd-qa__a {
  margin: 0;
  padding: .9rem 1.1rem 1.1rem;
  font-size: .91rem;
  line-height: 1.8;
  color: var(--pd-ink-soft);
}

.page-products .pd-qa__foot {
  margin: 1.6rem 0 0;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--pd-ink-soft);
}

/* ---------- 浮动版本铭牌 ---------- */
.page-products .pd-badge {
  position: fixed;
  right: 1.2rem;
  bottom: 1.2rem;
  z-index: 30;
  display: none;
  flex-direction: column;
  gap: .12rem;
  padding: .68rem .88rem .6rem;
  text-align: center;
  background: linear-gradient(150deg, var(--c-gold) 0%, var(--c-gold-deep) 100%);
  color: var(--c-ink);
  border: 1px solid rgba(23, 17, 15, .4);
  border-radius: 2px;
  box-shadow: var(--shadow-stamp);
}

@media (min-width: 1024px) {
  .page-products .pd-badge {
    display: flex;
  }
}

.page-products .pd-badge__label {
  font-family: var(--font-serif);
  font-size: .68rem;
  letter-spacing: .2em;
}

.page-products .pd-badge__num {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: .04em;
}

.page-products .pd-badge__copy {
  margin-top: .28rem;
  padding: .2rem .42rem;
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .1em;
  color: var(--c-ivory);
  background: rgba(23, 17, 15, .86);
  border: 0;
  border-radius: 2px;
  cursor: pointer;
}

.page-products .pd-badge__copy:hover,
.page-products .pd-badge__copy:focus-visible {
  background: var(--c-red);
}

.page-products .pd-badge__copy[data-copy-state="done"] {
  background: var(--c-jade);
}