.page-products {
  --prod-slant: -10deg;
  background: var(--fp-ink);
  color: var(--fp-ivory);
}

.page-products .fp-crumbs {
  padding: 14px 0 0;
}

/* 首屏 */
.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  padding: 26px 0 44px;
  background:
    radial-gradient(130% 100% at 88% -10%, rgba(201, 162, 75, .20), transparent 58%),
    linear-gradient(165deg, var(--fp-felt), var(--fp-ink) 72%);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -18%;
  width: 68%;
  height: 165%;
  background: linear-gradient(125deg, rgba(46, 93, 75, .60), rgba(11, 31, 24, 0));
  transform: rotate(var(--prod-slant));
  border-left: 1px solid var(--fp-line);
  pointer-events: none;
}

.page-products .prod-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 90px;
  background: linear-gradient(to top, rgba(7, 12, 10, .85), transparent);
  pointer-events: none;
}

.page-products .prod-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
}

.page-products .prod-hero__copy {
  max-width: 36rem;
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-products .prod-hero__fan {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  padding: 10px 0 6px;
}

.page-products .prod-chip {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 74px;
  height: 112px;
  margin-left: -24px;
  padding: 9px 8px;
  border: 1px solid var(--fp-line);
  border-radius: 10px;
  background: linear-gradient(158deg, var(--fp-paper), var(--fp-ivory));
  color: var(--fp-black);
  font-family: var(--fp-mono);
  box-shadow: var(--fp-shadow);
  transform: rotate(var(--rot, 0deg));
  transition: transform .3s var(--fp-ease);
}

.page-products .prod-chip:first-child {
  margin-left: 0;
}

.page-products .prod-chip:nth-child(1) { --rot: -16deg; }
.page-products .prod-chip:nth-child(2) { --rot: -5deg; }
.page-products .prod-chip:nth-child(3) { --rot: 6deg; }
.page-products .prod-chip:nth-child(4) { --rot: 17deg; }

.page-products .prod-chip:hover {
  transform: rotate(var(--rot, 0deg)) translateY(-6px);
}

.page-products .prod-chip__num {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--fp-fern);
}

.page-products .prod-chip__label {
  font-family: var(--fp-narrow);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--fp-crimson);
}

/* 横向牌局走廊 */
.page-products .prod-corridor {
  position: relative;
  z-index: 2;
  margin-top: -14px;
}

.page-products .prod-corridor__track {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  padding: 13px 18px;
  border-top: 1px solid var(--fp-line);
  border-bottom: 1px solid var(--fp-line);
  background: rgba(7, 12, 10, .68);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .prod-corridor__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border: 1px solid var(--fp-line);
  border-radius: 999px;
  color: var(--fp-ivory);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: background .25s var(--fp-ease), color .25s var(--fp-ease), border-color .25s var(--fp-ease);
}

.page-products .prod-corridor__link:hover,
.page-products .prod-corridor__link:focus-visible {
  border-color: var(--fp-gold-hi);
  color: var(--fp-gold-hi);
}

.page-products .prod-corridor__link.is-active {
  background: var(--fp-gold);
  border-color: var(--fp-gold);
  color: var(--fp-black);
}

.page-products .prod-corridor__num {
  font-family: var(--fp-mono);
  font-size: 11px;
  opacity: .8;
}

/* 章节骨架 */
.page-products .prod-sec {
  position: relative;
  padding: 46px 0;
  border-bottom: 1px solid var(--fp-line-soft);
}

.page-products .prod-sec--felt {
  background:
    linear-gradient(180deg, rgba(18, 54, 43, .55), rgba(11, 31, 24, 0) 78%);
}

.page-products .prod-sec__head {
  max-width: 44rem;
  margin-bottom: 26px;
}

.page-products .prod-sec__intro {
  margin: 10px 0 0;
  color: var(--fp-sage);
  font-size: 15px;
  line-height: 1.85;
}

.page-products .prod-sec__tail {
  margin: 22px 0 0;
  font-size: 14px;
  color: var(--fp-sage);
}

.page-products .prod-sec__tail a {
  color: var(--fp-gold-hi);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 标签页 */
.page-products .fp-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  border-bottom: 1px solid var(--fp-line);
  margin-bottom: 22px;
}

.page-products .fp-tabs__tab {
  appearance: none;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--fp-sage);
  font-family: var(--fp-sans);
  font-size: 15px;
  cursor: pointer;
  transition: color .22s var(--fp-ease), border-color .22s var(--fp-ease);
}

.page-products .fp-tabs__tab:hover {
  color: var(--fp-ivory);
}

.page-products .fp-tabs__tab[aria-selected="true"] {
  color: var(--fp-gold-hi);
  border-bottom-color: var(--fp-gold);
}

.page-products .fp-tabs__tab:focus-visible {
  outline: 2px solid var(--fp-gold-hi);
  outline-offset: 2px;
}

/* 入口路径双栏 */
.page-products .prod-path {
  display: grid;
  gap: 24px;
}

.page-products .prod-path__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .prod-path__step {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 16px 16px 14px;
  border: 1px solid var(--fp-line-soft);
  border-left: 2px solid var(--fp-gold);
  border-radius: 0 var(--fp-radius) var(--fp-radius) 0;
  background: rgba(18, 54, 43, .52);
}

.page-products .prod-path__num {
  font-family: var(--fp-mono);
  font-size: 13px;
  line-height: 1.9;
  color: var(--fp-gold);
}

.page-products .prod-path__step p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fp-sage);
}

.page-products .prod-path__media,
.page-products .prod-items__media,
.page-products .prod-rank-note__media {
  margin: 0;
}

.page-products .prod-path .fp-media__img,
.page-products .prod-items .fp-media__img,
.page-products .prod-rank-note .fp-media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--fp-radius);
  object-fit: cover;
  border: 1px solid var(--fp-line);
}

.page-products .prod-path .fp-media__cap,
.page-products .prod-items .fp-media__cap,
.page-products .prod-rank-note .fp-media__cap {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--fp-sage);
  font-family: var(--fp-narrow);
  letter-spacing: .04em;
}

/* 新手四步流程 */
.page-products .prod-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
  counter-reset: none;
}

.page-products .prod-flow__step {
  position: relative;
  padding: 22px 16px 18px;
  border-top: 2px solid var(--fp-line);
}

.page-products .prod-flow__step::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 38px;
  height: 2px;
  background: var(--fp-gold);
}

.page-products .prod-flow__num {
  display: block;
  font-family: var(--fp-mono);
  font-size: 26px;
  line-height: 1;
  color: rgba(201, 162, 75, .55);
  margin-bottom: 10px;
}

.page-products .prod-flow__step p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--fp-sage);
}

/* 段位刻度 */
.page-products .prod-ranks {
  position: relative;
}

.page-products .prod-ranks__scale {
  height: 3px;
  margin-bottom: 16px;
  background:
    repeating-linear-gradient(90deg, var(--fp-line) 0 1px, transparent 1px 18px);
}

.page-products .prod-ranks__track {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 12px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-products .prod-rank {
  flex: 0 0 172px;
  scroll-snap-align: start;
  padding: 18px 14px 16px;
  border: 1px solid var(--fp-line);
  border-radius: var(--fp-radius);
  background: linear-gradient(172deg, rgba(18, 54, 43, .92), rgba(11, 31, 24, .92));
}

.page-products .prod-rank__pip {
  display: inline-block;
  padding: 2px 7px;
  border: 1px solid var(--fp-gold);
  border-radius: 4px;
  font-family: var(--fp-mono);
  font-size: 11px;
  color: var(--fp-gold-hi);
}

.page-products .prod-rank__name {
  margin: 10px 0 6px;
  font-family: var(--fp-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--fp-ivory);
}

.page-products .prod-rank__cond {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--fp-sage);
}

.page-products .prod-rank-note {
  display: grid;
  gap: 22px;
  margin-top: 26px;
  padding: 22px 18px;
  border: 1px solid var(--fp-line);
  border-radius: var(--fp-radius);
  background: rgba(18, 54, 43, .45);
}

.page-products .prod-rank-note__text p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--fp-sage);
}

.page-products .prod-rank-note__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

/* 道具说明 */
.page-products .prod-items {
  display: grid;
  gap: 22px;
}

.page-products .prod-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--fp-line);
  border-radius: var(--fp-radius);
  background: rgba(18, 54, 43, .55);
  -webkit-overflow-scrolling: touch;
}

.page-products .prod-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .prod-table__cap {
  padding: 12px 14px 4px;
  text-align: left;
  font-family: var(--fp-narrow);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--fp-sage);
}

.page-products .prod-table th,
.page-products .prod-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--fp-line-soft);
}

.page-products .prod-table th {
  font-family: var(--fp-narrow);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--fp-gold);
  white-space: nowrap;
}

.page-products .prod-table td {
  color: var(--fp-ivory);
  line-height: 1.7;
}

.page-products .prod-table td:first-child {
  font-family: var(--fp-mono);
  color: var(--fp-gold-hi);
  white-space: nowrap;
}

.page-products .prod-table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .prod-folds {
  margin-top: 24px;
}

.page-products .prod-fold {
  margin-bottom: 10px;
  border: 1px solid var(--fp-line-soft);
  border-radius: var(--fp-radius);
  background: rgba(18, 54, 43, .45);
  overflow: hidden;
}

.page-products .prod-fold > summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--fp-serif);
  font-size: 17px;
  color: var(--fp-ivory);
}

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

.page-products .prod-fold > summary::after {
  content: "+";
  font-family: var(--fp-mono);
  font-size: 16px;
  color: var(--fp-gold);
}

.page-products .prod-fold[open] > summary::after {
  content: "–";
}

.page-products .prod-fold > summary:focus-visible {
  outline: 2px solid var(--fp-gold-hi);
  outline-offset: -2px;
}

.page-products .prod-fold__list {
  list-style: none;
  margin: 0;
  padding: 0 16px 16px;
  display: grid;
  gap: 10px;
}

.page-products .prod-fold__list li {
  padding-left: 14px;
  border-left: 1px solid var(--fp-line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--fp-sage);
}

.page-products .prod-fold__list strong {
  color: var(--fp-ivory);
  font-weight: 600;
}

/* 编号规则 */
.page-products .prod-codes {
  display: grid;
  gap: 24px;
}

.page-products .prod-code-figure {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px;
  padding: 22px 18px;
  border: 1px dashed var(--fp-line);
  border-radius: var(--fp-radius);
  background: rgba(18, 54, 43, .40);
  font-family: var(--fp-mono);
}

.page-products .prod-code-figure__part {
  font-size: 42px;
  line-height: 1;
  color: var(--fp-ivory);
}

.page-products .prod-code-figure__part--code {
  color: var(--fp-gold-hi);
}

.page-products .prod-code-figure__dash {
  font-size: 34px;
  color: var(--fp-sage);
}

.page-products .prod-code-figure__hint {
  flex: 1 1 100%;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--fp-sage);
}

.page-products .prod-codes__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .prod-codes__list li {
  padding: 14px 16px;
  border-left: 2px solid var(--fp-gold);
  border-radius: 0 var(--fp-radius) var(--fp-radius) 0;
  background: rgba(18, 54, 43, .38);
  font-size: 14px;
  line-height: 1.85;
  color: var(--fp-sage);
}

.page-products .prod-codes__list strong {
  color: var(--fp-ivory);
  font-weight: 600;
}

/* 收藏与回访 */
.page-products .prod-revisit__grid {
  display: grid;
  gap: 22px;
}

.page-products .prod-revisit__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .prod-revisit__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--fp-sage);
}

.page-products .prod-revisit__list li::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--fp-gold);
  transform: rotate(45deg);
}

.page-products .prod-revisit__mark {
  padding: 22px 18px;
  border: 1px solid var(--fp-line);
  border-radius: var(--fp-radius);
  background: linear-gradient(165deg, rgba(18, 54, 43, .9), rgba(11, 31, 24, .9));
}

.page-products .prod-revisit__mark .prod-mono,
.page-products .prod-revisit .prod-mono {
  margin: 0 0 14px;
  font-family: var(--fp-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--fp-gold);
}

.page-products .prod-revisit__btn {
  width: 100%;
}

.page-products .prod-revisit__hint {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--fp-sage);
}

.page-products .prod-outro {
  margin-top: 28px;
  padding: 22px 18px;
  border-top: 1px solid var(--fp-line);
  border-bottom: 1px solid var(--fp-line-soft);
}

.page-products .prod-outro p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--fp-sage);
}

.page-products .prod-outro a {
  color: var(--fp-gold-hi);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 桌面端扩排 */
@media (min-width: 760px) {
  .page-products .prod-sec {
    padding: 62px 0;
  }

  .page-products .prod-hero {
    padding: 40px 0 64px;
  }

  .page-products .prod-path {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    align-items: start;
    gap: 28px;
  }

  .page-products .prod-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 26px;
  }

  .page-products .prod-rank-note {
    grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
    align-items: start;
    gap: 26px;
    padding: 26px;
  }

  .page-products .prod-items {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
    gap: 26px;
  }

  .page-products .prod-codes {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    align-items: start;
    gap: 28px;
  }

  .page-products .prod-revisit__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr);
    align-items: start;
    gap: 28px;
  }
}

@media (min-width: 1000px) {
  .page-products .prod-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: center;
    gap: 44px;
  }

  .page-products .prod-hero__fan {
    justify-content: flex-end;
    padding-right: 10px;
  }

  .page-products .prod-chip {
    width: 82px;
    height: 124px;
  }

  .page-products .prod-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .prod-ranks__track {
    gap: 14px;
  }

  .page-products .prod-rank {
    flex: 1 1 0;
    min-width: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-chip,
  .page-products .prod-corridor__link,
  .page-products .fp-tabs__tab {
    transition: none;
  }

  .page-products .prod-chip:hover {
    transform: rotate(var(--rot, 0deg));
  }
}