.page-products {
  --prod-line: rgba(196, 154, 74, 0.45);
  --prod-line-soft: rgba(95, 91, 85, 0.18);
  --prod-index-w: 220px;
}

/* 首屏 */
.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--hall-header-h) + 2.25rem);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
  background:
    radial-gradient(circle at 82% 12%, rgba(196, 154, 74, 0.28), transparent 58%),
    linear-gradient(158deg, #5A0F1A 0%, #40101A 52%, #1B1110 100%);
  color: var(--hall-cream);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(122deg, rgba(233, 211, 160, 0.07) 0 1px, transparent 1px 22px);
  opacity: 0.85;
}

.page-products .prod-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

.page-products .prod-hero .hall-breadcrumb,
.page-products .prod-hero .hall-breadcrumb a {
  color: rgba(233, 211, 160, 0.82);
  font-size: 0.82rem;
}

.page-products .prod-hero__title {
  margin: 0.6rem 0 0;
  font-family: var(--hall-serif);
  font-weight: 700;
  font-size: clamp(2.15rem, 8.2vw, 4.6rem);
  line-height: 1.08;
  letter-spacing: 0.01em;
}

.page-products .prod-hero__title em {
  display: block;
  font-style: normal;
  color: var(--hall-gold-light);
}

.page-products .prod-hero__lead {
  margin: 1.15rem 0 0;
  max-width: 34em;
  font-size: clamp(0.98rem, 2.4vw, 1.08rem);
  line-height: 1.85;
  color: rgba(247, 241, 230, 0.86);
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.page-products .prod-hero .hall-btn--ghost {
  color: var(--hall-gold-light);
  border-color: rgba(233, 211, 160, 0.5);
}

.page-products .prod-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
  margin: 2rem 0 0;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(196, 154, 74, 0.35);
}

.page-products .prod-hero__stats dt {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: rgba(233, 211, 160, 0.78);
}

.page-products .prod-hero__stats dd {
  margin: 0.35rem 0 0;
  font-family: var(--hall-serif);
  font-size: clamp(1.35rem, 4vw, 1.85rem);
  font-weight: 700;
  color: var(--hall-gold-light);
}

.page-products .prod-hero__figure {
  position: relative;
  margin: 0;
  border-radius: var(--hall-radius-lg);
  overflow: hidden;
  border: 1px solid rgba(196, 154, 74, 0.5);
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.42);
  transform: rotate(-2deg);
}

.page-products .prod-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .prod-hero__figure figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.6rem 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: rgba(233, 211, 160, 0.9);
  background: linear-gradient(180deg, transparent, rgba(27, 17, 16, 0.82));
}

/* 入口地图 */
.page-products .prod-map {
  background: var(--hall-cream);
}

.page-products .prod-map__head {
  max-width: 46rem;
  margin-bottom: clamp(1.5rem, 4vw, 2.4rem);
}

.page-products .prod-map__plate {
  display: grid;
  gap: clamp(1.25rem, 3.5vw, 2rem);
  padding: clamp(1rem, 3.5vw, 2.4rem);
  background: var(--hall-cream-2);
  border: 1px solid var(--prod-line);
  border-radius: var(--hall-radius-lg);
}

.page-products .prod-map__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .prod-map__legend {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-map__legend-item {
  padding-left: 0.9rem;
  border-left: 2px solid var(--hall-gold);
}

.page-products .prod-map__legend-idx {
  display: inline-block;
  font-family: var(--hall-serif);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--hall-orange);
}

.page-products .prod-map__legend-title {
  margin: 0.2rem 0 0.4rem;
  font-family: var(--hall-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--hall-red);
}

.page-products .prod-map__legend-text {
  margin: 0 0 0.5rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--hall-grey);
}

.page-products .prod-map__legend-link {
  font-size: 0.82rem;
  color: var(--hall-clay);
  text-decoration: none;
  border-bottom: 1px solid var(--prod-line);
  padding-bottom: 1px;
}

.page-products .prod-map__legend-link:hover,
.page-products .prod-map__legend-link:focus-visible {
  color: var(--hall-orange);
  border-bottom-color: var(--hall-orange);
}

/* 主体：左侧索引 + 右侧内容流 */
.page-products .prod-body {
  display: grid;
  gap: 1.5rem;
  padding-block: clamp(2.25rem, 6vw, 4.5rem);
}

.page-products .prod-index {
  border-bottom: 1px solid var(--prod-line-soft);
  padding-bottom: 1rem;
}

.page-products .prod-index__label {
  margin: 0 0 0.65rem;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--hall-grey);
}

.page-products .prod-index__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0 0 0.35rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .prod-index__link {
  display: block;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--prod-line-soft);
  border-radius: var(--hall-pill);
  font-size: 0.86rem;
  white-space: nowrap;
  color: var(--hall-black);
  text-decoration: none;
  transition: border-color 0.25s var(--hall-ease), background-color 0.25s var(--hall-ease);
}

.page-products .prod-index__link:hover,
.page-products .prod-index__link:focus-visible {
  border-color: var(--hall-gold);
  background: rgba(233, 211, 160, 0.35);
}

.page-products .prod-flow {
  min-width: 0;
}

.page-products .prod-block {
  padding-block: clamp(1.75rem, 4.5vw, 3rem);
  border-top: 1px solid var(--prod-line-soft);
  scroll-margin-top: calc(var(--hall-header-h) + 1.25rem);
}

.page-products .prod-block:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .prod-block__head {
  max-width: 44rem;
  margin-bottom: 1.5rem;
}

.page-products .prod-block__num {
  display: block;
  font-family: var(--hall-serif);
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  font-weight: 700;
  line-height: 1;
  color: var(--hall-gold);
  opacity: 0.75;
}

.page-products .prod-block__title {
  margin: 0.5rem 0 0;
  font-family: var(--hall-serif);
  font-size: clamp(1.45rem, 4.4vw, 2.1rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--hall-red);
}

.page-products .prod-block__lead {
  margin: 0.8rem 0 0;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--hall-grey);
}

.page-products .prod-block__tail {
  margin: 1.25rem 0 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--hall-clay);
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--hall-grey);
}

.page-products .prod-block__tail a {
  color: var(--hall-clay);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 图 */
.page-products .prod-figure {
  margin: 0 0 1.5rem;
  border-radius: var(--hall-radius-lg);
  overflow: hidden;
  border: 1px solid var(--prod-line);
  background: var(--hall-cream-2);
}

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

.page-products .prod-figure figcaption {
  padding: 0.65rem 1rem;
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--hall-grey);
  background: rgba(233, 211, 160, 0.28);
  border-top: 1px solid var(--prod-line);
}

.page-products .prod-figure--banner {
  border-radius: var(--hall-radius);
}

/* 折叠步骤 */
.page-products .prod-steps {
  display: grid;
  gap: 0.7rem;
}

.page-products .prod-step {
  border: 1px solid var(--prod-line);
  border-radius: var(--hall-radius);
  background: var(--hall-cream-2);
  overflow: hidden;
}

.page-products .prod-step summary {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.95rem 1.05rem;
  font-weight: 600;
  font-size: 0.96rem;
  color: var(--hall-black);
  cursor: pointer;
  list-style: none;
}

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

.page-products .prod-step summary::after {
  content: "＋";
  margin-left: auto;
  font-weight: 400;
  color: var(--hall-gold);
}

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

.page-products .prod-step__idx {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--hall-orange);
  color: #FFFBF3;
  font-size: 0.8rem;
  font-weight: 600;
}

.page-products .prod-step__body {
  padding: 0 1.05rem 1.05rem 2.9rem;
}

.page-products .prod-step__body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--hall-grey);
}

/* 六种周期 */
.page-products .prod-cycles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
  margin-bottom: 1.5rem;
}

.page-products .prod-cycle {
  padding: 0.9rem 0.95rem;
  border-radius: var(--hall-radius);
  border: 1px solid var(--prod-line);
  background: linear-gradient(180deg, #FFFBF3 0%, rgba(233, 211, 160, 0.42) 100%);
}

.page-products .prod-cycle__name {
  margin: 0;
  font-family: var(--hall-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--hall-red);
}

.page-products .prod-cycle__text {
  margin: 0.35rem 0 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--hall-grey);
}

/* 站点编号提示 */
.page-products .prod-code {
  padding: clamp(1rem, 3.5vw, 1.8rem);
  border-radius: var(--hall-radius-lg);
  background: var(--hall-green);
  color: var(--hall-cream);
  margin-bottom: 1.5rem;
}

.page-products .prod-code__title {
  margin: 0 0 0.5rem;
  font-family: var(--hall-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--hall-gold-light);
}

.page-products .prod-code__text {
  margin: 0 0 0.85rem;
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(247, 241, 230, 0.84);
}

.page-products .prod-code__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.page-products .prod-code__list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(247, 241, 230, 0.84);
}

.page-products .prod-code__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--hall-gold);
}

.page-products .prod-code__list strong {
  color: var(--hall-gold-light);
  font-weight: 600;
}

/* 价格预览表 */
.page-products .prod-table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--hall-radius);
  border: 1px solid var(--prod-line);
  background: var(--hall-cream-2);
  margin-bottom: 0.5rem;
}

.page-products .prod-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.page-products .prod-table__caption {
  padding: 0.85rem 1rem 0.55rem;
  text-align: left;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--hall-grey);
}

.page-products .prod-table thead th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--hall-gold-light);
  background: var(--hall-green);
}

.page-products .prod-table tbody th {
  padding: 0.85rem 1rem;
  text-align: left;
  font-family: var(--hall-serif);
  font-weight: 700;
  color: var(--hall-red);
  white-space: nowrap;
}

.page-products .prod-table tbody td {
  padding: 0.85rem 1rem;
  line-height: 1.7;
  color: var(--hall-grey);
  border-bottom: 1px solid rgba(143, 76, 59, 0.22);
}

.page-products .prod-table tbody tr:nth-child(even) td,
.page-products .prod-table tbody tr:nth-child(even) th {
  background: rgba(233, 211, 160, 0.22);
}

.page-products .prod-table tbody tr:hover td,
.page-products .prod-table tbody tr:hover th {
  background: rgba(201, 107, 50, 0.14);
}

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

.page-products .prod-table a {
  color: var(--hall-clay);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 版本时间线 */
.page-products .prod-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1.1rem;
}

.page-products .prod-timeline__item {
  position: relative;
  padding-left: 1.6rem;
  border-left: 1px solid var(--prod-line);
}

.page-products .prod-timeline__item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 0.35rem;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--hall-gold);
  box-shadow: 0 0 0 4px rgba(233, 211, 160, 0.45);
}

.page-products .prod-timeline__label {
  display: inline-block;
  padding: 0.16rem 0.6rem;
  border-radius: var(--hall-pill);
  background: rgba(201, 107, 50, 0.14);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--hall-clay);
}

.page-products .prod-timeline__title {
  margin: 0.45rem 0 0.3rem;
  font-family: var(--hall-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--hall-red);
}

.page-products .prod-timeline__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--hall-grey);
}

/* 收尾 */
.page-products .prod-close {
  background:
    radial-gradient(circle at 14% 0%, rgba(196, 154, 74, 0.26), transparent 62%),
    linear-gradient(140deg, #244237 0%, #1B1110 100%);
  color: var(--hall-cream);
}

.page-products .prod-close__inner {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}

.page-products .prod-close__title {
  margin: 0.6rem 0 0;
  font-family: var(--hall-serif);
  font-size: clamp(1.45rem, 4.4vw, 2.2rem);
  font-weight: 700;
  color: var(--hall-gold-light);
}

.page-products .prod-close__text {
  margin: 0.8rem 0 0;
  max-width: 40em;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(247, 241, 230, 0.84);
}

.page-products .prod-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-products .prod-close .hall-btn--ghost {
  color: var(--hall-gold-light);
  border-color: rgba(233, 211, 160, 0.5);
}

@media (min-width: 600px) {
  .page-products .prod-map__legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.3rem 1.6rem;
  }

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

  .page-products .prod-close__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-products .prod-hero__figure {
    transform: rotate(-4deg);
  }

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

  .page-products .prod-body {
    grid-template-columns: var(--prod-index-w) minmax(0, 1fr);
    gap: 3rem;
  }

  .page-products .prod-index {
    position: sticky;
    top: calc(var(--hall-header-h) + 1.5rem);
    align-self: start;
    border-bottom: 0;
    padding-bottom: 0;
    border-left: 1px solid var(--prod-line);
    padding-left: 1rem;
  }

  .page-products .prod-index__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .prod-index__link {
    border: 0;
    border-radius: 0;
    padding: 0.4rem 0;
    font-size: 0.9rem;
    color: var(--hall-grey);
  }

  .page-products .prod-index__link:hover,
  .page-products .prod-index__link:focus-visible {
    background: transparent;
    color: var(--hall-red);
  }
}

@media (min-width: 1100px) {
  .page-products .prod-cycles {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-hero__figure {
    transform: none;
  }
}