.page-home {
  --home-edge: clamp(18px, 4vw, 48px);
  background: var(--deep);
  color: var(--cold);
  overflow-x: hidden;
}

.page-home .wrap {
  padding-inline: var(--gutter);
  max-width: var(--wrap);
  margin-inline: auto;
}

.page-home [hidden] {
  display: none !important;
}

/* ---------- 封面 ---------- */

.page-home .cover {
  position: relative;
  padding: calc(var(--header-h) + 44px) 0 64px;
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(63, 142, 139, 0.45), transparent 62%),
    radial-gradient(80% 60% at 100% 6%, rgba(185, 255, 60, 0.14), transparent 58%),
    var(--deep);
  overflow: hidden;
}

.page-home .cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 76px 76px;
  opacity: 0.4;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 76%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 76%);
}

.page-home .cover__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 34px;
  align-items: start;
}

.page-home .cover__body {
  min-width: 0;
}

.page-home .cover-title {
  font-family: var(--font-cover);
  font-weight: 200;
  font-size: clamp(2.5rem, 10.5vw, 6.4rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--cold);
  margin: 0.16em 0 0.42em;
}

.page-home .cover .lede {
  max-width: 34em;
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: var(--fs-17);
  line-height: 1.78;
  color: rgba(243, 246, 241, 0.86);
}

.page-home .cover__sub {
  max-width: 34em;
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--steel);
}

.page-home .cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .cover__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
  margin: 34px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-home .cover__fact {
  min-width: 92px;
}

.page-home .cover__fact dt {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-home .cover__fact dd {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-size: var(--fs-32);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--fluo);
  font-variant-numeric: tabular-nums;
}

.page-home .cover__media {
  margin: 0;
}

.page-home .cover__media .figure__media {
  display: block;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  overflow: hidden;
  background: var(--glass);
}

.page-home .cover__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-home .figure__caption {
  margin-top: 12px;
  font-family: var(--font-body);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--steel);
}

/* ---------- 年份带 ---------- */

.page-home .era {
  padding: 56px 0 48px;
  background: var(--deep-shadow);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .era__title {
  margin: 10px 0 0;
  font-family: var(--font-cover);
  font-weight: 300;
  font-size: clamp(1.6rem, 4.4vw, 2.6rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--cold);
  max-width: 20em;
}

.page-home .era__hint {
  margin: 12px 0 0;
  font-family: var(--font-body);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-home .era__track {
  display: flex;
  gap: 14px;
  margin-top: 26px;
  padding: 4px var(--gutter) 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--cyan) transparent;
}

.page-home .era__track::-webkit-scrollbar {
  height: 6px;
}

.page-home .era__track::-webkit-scrollbar-thumb {
  background: var(--cyan);
  border-radius: 999px;
}

.page-home .era__node {
  flex: 0 0 min(74vw, 300px);
  scroll-snap-align: start;
  display: block;
  padding: 22px 20px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: linear-gradient(158deg, rgba(19, 81, 82, 0.74), rgba(6, 41, 42, 0.92));
  text-decoration: none;
  color: var(--cold);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.page-home .era__node:hover,
.page-home .era__node:focus-visible {
  transform: translateY(-4px);
  border-color: var(--fluo);
}

.page-home .era__node--now {
  background: linear-gradient(158deg, rgba(185, 255, 60, 0.16), rgba(6, 41, 42, 0.92));
  border-color: rgba(185, 255, 60, 0.5);
}

.page-home .era__year {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 9vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--fluo);
  font-variant-numeric: tabular-nums;
}

.page-home .era__label {
  display: block;
  margin-top: 14px;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.72;
  color: rgba(243, 246, 241, 0.8);
}

.page-home .era__visual {
  margin: 26px 0 0;
}

.page-home .era__visual .figure__media {
  display: block;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--glass);
}

.page-home .era__visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 品类索引 ---------- */

.page-home .categories {
  padding: 64px 0;
  background:
    radial-gradient(90% 60% at 86% 6%, rgba(63, 142, 139, 0.24), transparent 62%),
    var(--deep);
}

.page-home .cat__title {
  margin: 10px 0 0;
  font-family: var(--font-cover);
  font-weight: 300;
  font-size: clamp(1.7rem, 5vw, 2.9rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--cold);
  max-width: 22em;
}

.page-home .cat__note {
  margin: 12px 0 0;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--steel);
}

.page-home .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 26px 0 24px;
}

.page-home .filter-chip {
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(19, 81, 82, 0.5);
  color: var(--cold);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-home .filter-chip:hover {
  border-color: var(--fluo);
}

.page-home .filter-chip[aria-pressed="true"] {
  background: var(--fluo);
  border-color: var(--fluo);
  color: var(--rubber);
}

.page-home .cat__count {
  margin-left: auto;
  font-family: var(--font-body);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-home .cat__count b {
  font-family: var(--font-display);
  font-size: var(--fs-22);
  color: var(--fluo);
  font-variant-numeric: tabular-nums;
}

.page-home .cat-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  grid-auto-rows: minmax(148px, auto);
  grid-auto-flow: dense;
  gap: 14px;
}

.page-home .cat-card {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(19, 81, 82, 0.32);
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-home .cat-card:hover {
  transform: translateY(-4px);
  border-color: var(--fluo);
  background: rgba(19, 81, 82, 0.58);
}

.page-home .cat-card__link {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 18px 18px 20px;
  text-decoration: none;
  color: var(--cold);
}

.page-home .cat-card__idx {
  font-family: var(--font-body);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--bronze);
}

.page-home .cat-card__name {
  margin: 10px 0 0;
  font-family: var(--font-cover);
  font-weight: 400;
  font-size: var(--fs-22);
  line-height: 1.2;
  color: var(--cold);
}

.page-home .cat-card__desc {
  margin: 8px 0 0;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--steel);
}

.page-home .cat-card__num {
  margin-top: auto;
  padding-top: 16px;
  font-family: var(--font-display);
  font-size: var(--fs-32);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--fluo);
  font-variant-numeric: tabular-nums;
}

.page-home .cat-card__num small {
  margin-left: 6px;
  font-family: var(--font-body);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-home .cat__empty {
  margin: 20px 0 0;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  color: var(--steel);
}

.page-home .cat__visual {
  margin: 26px 0 0;
}

.page-home .cat__visual .figure__media {
  display: block;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--glass);
}

.page-home .cat__visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 六个方向 ---------- */

.page-home .dims {
  padding: 64px 0;
  background: linear-gradient(180deg, var(--deep-shadow), var(--deep));
  border-top: 1px solid var(--line);
}

.page-home .dims__title {
  margin: 10px 0 0;
  font-family: var(--font-cover);
  font-weight: 300;
  font-size: clamp(1.7rem, 5vw, 2.9rem);
  line-height: 1.12;
  color: var(--cold);
}

.page-home .dims__note {
  margin: 12px 0 0;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--steel);
}

.page-home .dims__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 28px;
}

.page-home .dims__card {
  position: relative;
  padding: 22px 20px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(19, 81, 82, 0.36);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-home .dims__card:hover {
  transform: translateY(-4px);
  border-color: rgba(185, 255, 60, 0.6);
}

.page-home .dims__no {
  display: block;
  font-family: var(--font-display);
  font-size: var(--fs-22);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--fluo);
  font-variant-numeric: tabular-nums;
}

.page-home .dims__card .card__title {
  margin: 12px 0 0;
  font-family: var(--font-cover);
  font-weight: 400;
  font-size: var(--fs-22);
  line-height: 1.2;
  color: var(--cold);
}

.page-home .dims__text {
  margin: 10px 0 0;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.72;
  color: rgba(243, 246, 241, 0.76);
}

.page-home .dims__visual {
  margin: 28px 0 0;
}

.page-home .dims__visual .figure__media {
  display: block;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--glass);
}

.page-home .dims__visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 更新节奏 ---------- */

.page-home .cadence {
  padding: 64px 0;
  background: var(--deep);
}

.page-home .cadence__title {
  margin: 10px 0 0;
  font-family: var(--font-cover);
  font-weight: 300;
  font-size: clamp(1.7rem, 5vw, 2.9rem);
  line-height: 1.12;
  color: var(--cold);
}

.page-home .cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 28px;
}

.page-home .cadence__item {
  padding: 22px 20px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(6, 41, 42, 0.7);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-home .cadence__item:hover {
  transform: translateY(-4px);
  border-color: rgba(185, 255, 60, 0.55);
}

.page-home .cadence__freq {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--cyan);
  border: 1px solid rgba(63, 142, 139, 0.6);
  border-radius: 999px;
  padding: 4px 10px;
}

.page-home .cadence__name {
  margin: 14px 0 0;
  font-family: var(--font-cover);
  font-weight: 400;
  font-size: var(--fs-22);
  line-height: 1.2;
  color: var(--cold);
}

.page-home .cadence__text {
  margin: 10px 0 0;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.72;
  color: rgba(243, 246, 241, 0.76);
}

.page-home .cadence__item--accent {
  background: linear-gradient(156deg, rgba(185, 255, 60, 0.15), rgba(19, 81, 82, 0.6));
  border-color: rgba(185, 255, 60, 0.45);
}

.page-home .cadence__item--accent .display-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 12vw, 5.4rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--fluo);
  font-variant-numeric: tabular-nums;
}

.page-home .cadence__item--accent .link-more {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  color: var(--fluo-cream);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 合作路径 ---------- */

.page-home .path {
  padding: 64px 0 72px;
  background:
    radial-gradient(70% 80% at 50% 0%, rgba(185, 255, 60, 0.1), transparent 62%),
    var(--deep-shadow);
  border-top: 1px solid var(--line);
}

.page-home .path__title {
  margin: 10px 0 0;
  font-family: var(--font-cover);
  font-weight: 300;
  font-size: clamp(1.7rem, 5vw, 2.9rem);
  line-height: 1.12;
  color: var(--cold);
}

.page-home .path__note {
  margin: 12px 0 0;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--steel);
}

.page-home .path__steps {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-home .path__step {
  position: relative;
  padding: 22px 20px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(19, 81, 82, 0.34);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-home .path__step:hover {
  transform: translateY(-4px);
  border-color: rgba(185, 255, 60, 0.6);
}

.page-home .path__no {
  display: block;
  font-family: var(--font-display);
  font-size: var(--fs-32);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--fluo);
  font-variant-numeric: tabular-nums;
}

.page-home .path__name {
  margin: 12px 0 0;
  font-family: var(--font-cover);
  font-weight: 400;
  font-size: var(--fs-22);
  line-height: 1.2;
  color: var(--cold);
}

.page-home .path__text {
  margin: 10px 0 0;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.72;
  color: rgba(243, 246, 241, 0.76);
}

.page-home .path__cta {
  margin-top: 28px;
  padding: 22px 24px;
  border-radius: var(--radius);
  border: 1px dashed rgba(185, 255, 60, 0.42);
  background: rgba(11, 59, 60, 0.66);
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  align-items: center;
  justify-content: space-between;
}

.page-home .path__lead {
  flex: 1 1 22em;
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.75;
  color: rgba(243, 246, 241, 0.82);
}

.page-home .path__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-home .path__mail {
  font-family: var(--font-body);
  font-size: var(--fs-14);
  color: var(--fluo-cream);
}

.page-home .path__actions .copy-btn {
  font-family: var(--font-body);
  font-size: var(--fs-14);
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--cold);
  cursor: pointer;
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-home .path__actions .copy-btn:hover {
  border-color: var(--fluo);
  color: var(--fluo);
}

/* ---------- 折叠问答 ---------- */

.page-home .faq {
  padding: 64px 0 80px;
  background: var(--deep);
}

.page-home .faq__title {
  margin: 10px 0 0;
  font-family: var(--font-cover);
  font-weight: 300;
  font-size: clamp(1.7rem, 5vw, 2.9rem);
  line-height: 1.12;
  color: var(--cold);
}

.page-home .faq .section__head .link-more {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  color: var(--fluo);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-home .faq .panel-list {
  margin-top: 26px;
}

.page-home .faq .panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(22, 26, 25, 0.58);
  margin-bottom: 12px;
  overflow: hidden;
}

.page-home .faq .panel[open] {
  border-color: rgba(185, 255, 60, 0.45);
}

.page-home .faq .panel__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-body);
  font-size: var(--fs-17);
  line-height: 1.5;
  color: var(--cold);
}

.page-home .faq .panel__trigger::-webkit-details-marker {
  display: none;
}

.page-home .faq .panel__trigger::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 1;
  color: var(--fluo);
}

.page-home .faq .panel[open] .panel__trigger::after {
  content: "−";
}

.page-home .faq .panel__content {
  padding: 0 20px 20px;
}

.page-home .faq .panel__content p {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-14);
  line-height: 1.8;
  color: rgba(243, 246, 241, 0.78);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-home .dims__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .page-home .cadence__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .cadence__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .path__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-home .cat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home .cat-grid > li:first-child {
    grid-column: span 2;
    grid-row: span 2;
  }
  .page-home .cat-grid > li:first-child .cat-card__name {
    font-size: var(--fs-32);
  }
  .page-home .cat-grid > li:nth-child(8) {
    grid-column: span 2;
  }
}

@media (min-width: 900px) {
  .page-home .cover {
    padding: calc(var(--header-h) + 68px) 0 88px;
  }
  .page-home .cover__inner {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    align-items: end;
    gap: 52px;
  }
  .page-home .cover__media .figure__media {
    aspect-ratio: 4 / 5;
  }
  .page-home .era__track {
    padding-inline: max(var(--gutter), calc((100vw - var(--wrap)) / 2));
  }
  .page-home .era__node {
    flex: 0 0 300px;
  }
}

@media (min-width: 1024px) {
  .page-home .dims__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home .cadence__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(0, 1.12fr);
  }
  .page-home .path__steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-home .path__step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 36px;
    right: -14px;
    width: 14px;
    height: 1px;
    background: var(--fluo);
    opacity: 0.55;
  }
  .page-home .cat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-home .cat-grid > li:nth-child(6) {
    grid-row: span 2;
  }
  .page-home .cat-grid > li:nth-child(11) {
    grid-column: span 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .era__track {
    scroll-behavior: auto;
  }
  .page-home .era__node,
  .page-home .cat-card,
  .page-home .dims__card,
  .page-home .cadence__item,
  .page-home .path__step {
    transition: none;
  }
  .page-home .era__node:hover,
  .page-home .cat-card:hover,
  .page-home .dims__card:hover,
  .page-home .cadence__item:hover,
  .page-home .path__step:hover {
    transform: none;
  }
}