.page-home {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
}

.page-home .container {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  border-bottom: var(--line);
  background:
    repeating-linear-gradient(0deg, rgba(211, 219, 234, 0.6) 0 1px, transparent 1px 24px),
    repeating-linear-gradient(90deg, rgba(211, 219, 234, 0.6) 0 1px, transparent 1px 24px),
    var(--paper);
}

.page-home .home-hero__band {
  display: flex;
  height: 6px;
}
.page-home .home-hero__seg {
  flex: 1 1 0;
  display: block;
}
.page-home .home-hero__seg--spring { background: var(--spring); }
.page-home .home-hero__seg--summer { background: var(--summer); }
.page-home .home-hero__seg--autumn { background: var(--autumn); }
.page-home .home-hero__seg--winter { background: var(--winter); }

.page-home .home-hero__grid {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
  padding-block: clamp(24px, 4vw, 52px) clamp(20px, 3vw, 36px);
}

.page-home .home-hero__index {
  min-width: 0;
  background: var(--blueprint);
  color: #ffffff;
  padding: clamp(22px, 3.2vw, 40px);
  border-left: 3px solid var(--spring);
  position: relative;
  overflow: hidden;
}
.page-home .home-hero__index::after {
  content: "";
  position: absolute;
  inset: auto 0 0 auto;
  width: 96px;
  height: 96px;
  background:
    repeating-linear-gradient(90deg, rgba(76, 134, 240, 0.35) 0 1px, transparent 1px 12px),
    repeating-linear-gradient(0deg, rgba(76, 134, 240, 0.35) 0 1px, transparent 1px 12px);
  pointer-events: none;
}

.page-home .home-eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--spring);
}
.page-home .home-eyebrow__dot {
  width: 8px;
  height: 8px;
  background: currentColor;
  flex: none;
}

.page-home .home-hero__crumbs {
  margin-block: 14px 18px;
  font-size: 13px;
  color: rgba(230, 237, 251, 0.68);
}
.page-home .home-hero__crumbs .breadcrumbs__sep {
  margin-inline: 8px;
  color: rgba(230, 237, 251, 0.4);
}

.page-home h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.6vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.page-home .home-hero__lead {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: #d6e0f5;
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.page-home .home-hero__actions .btn--ghost {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.45);
  background: transparent;
}
.page-home .home-hero__actions .btn--ghost:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.page-home .home-hero__status {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(230, 237, 251, 0.18);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(230, 237, 251, 0.72);
}

.page-home .home-hero__visual {
  margin: 0;
  position: relative;
  min-width: 0;
  border: var(--line);
  background: var(--mist);
  overflow: hidden;
}
.page-home .home-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.page-home .home-hero__visual figcaption {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 8px 12px;
  background: var(--blueprint);
  color: #e6edfb;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-home .home-stats {
  list-style: none;
  margin: 0 0 clamp(24px, 4vw, 44px);
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--grid);
  border: var(--line);
}
.page-home .home-stats li {
  background: var(--paper);
  padding: 14px 14px 16px;
  min-width: 0;
}
.page-home .home-stats__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 34px);
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--blueprint);
}
.page-home .home-stats__unit {
  font-size: 0.5em;
  margin-left: 2px;
  color: var(--brand);
}
.page-home .home-stats__label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--grey);
}

/* ---------- 画布骨架 ---------- */
.page-home .home-shell {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  padding-bottom: clamp(36px, 5vw, 72px);
}

.page-home .home-rail {
  min-width: 0;
  background: var(--blueprint);
  color: #ffffff;
  padding: 20px;
  border-top: 4px solid var(--brand-bright);
}
.page-home .home-rail__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: #9fb4de;
}
.page-home .home-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-home .home-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px;
  border-left: 2px solid transparent;
  color: #e6edfb;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), color 0.18s var(--ease);
}
.page-home .home-rail__link:hover {
  background: rgba(255, 255, 255, 0.07);
  border-left-color: var(--brand-bright);
}
.page-home .home-rail__link[aria-current="true"] {
  background: rgba(76, 134, 240, 0.2);
  border-left: 3px solid var(--brand-bright);
  color: #ffffff;
}
.page-home .home-rail__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: #7e93be;
}
.page-home .home-rail__link[aria-current="true"] .home-rail__num {
  color: var(--brand-bright);
}
.page-home .home-rail__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(230, 237, 251, 0.16);
  font-size: 12px;
  line-height: 1.7;
  color: rgba(230, 237, 251, 0.6);
}

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

.page-home .home-section {
  padding-block: clamp(26px, 4vw, 40px);
  border-top: var(--line);
}
.page-home .home-section:first-child {
  border-top: 0;
  padding-top: 0;
}
.page-home .home-section:last-child {
  padding-bottom: 0;
}

.page-home .home-section__head {
  margin-bottom: 20px;
}
.page-home .home-section__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--brand);
}
.page-home .home-section__num--light {
  color: var(--brand-bright);
}
.page-home .home-section h2 {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 3.4vw, 33px);
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.page-home .home-section__lead {
  margin: 0;
  max-width: 46em;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--grey);
}

/* ---------- 标签筛选 ---------- */
.page-home .home-tags {
  position: relative;
}
.page-home .home-tab-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-home .home-tab-input:focus-visible ~ .home-tags__body .home-tags__bar {
  outline: 2px solid var(--brand);
  outline-offset: 4px;
}

.page-home .home-tags__body {
  display: grid;
  gap: 20px;
}
.page-home .home-tags__main {
  min-width: 0;
}

.page-home .home-tags__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}
.page-home .home-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  background: #ffffff;
  border: 1px solid var(--grid);
  border-left-width: 3px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
  cursor: pointer;
  user-select: none;
  transition: background 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}
.page-home .home-tag::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--grid);
  flex: none;
}
.page-home .home-tag--spring::before { background: var(--spring); }
.page-home .home-tag--brand::before { background: var(--brand); }
.page-home .home-tag--summer::before { background: var(--summer); }
.page-home .home-tag--autumn::before { background: var(--autumn); }
.page-home .home-tag--blueprint::before { background: var(--blueprint); }
.page-home .home-tag--winter::before { background: var(--winter); }
.page-home .home-tag:hover {
  background: var(--mist);
  border-color: var(--brand);
}

.page-home .home-tab-input:nth-of-type(1):checked ~ .home-tags__body .home-tag:nth-of-type(1),
.page-home .home-tab-input:nth-of-type(2):checked ~ .home-tags__body .home-tag:nth-of-type(2),
.page-home .home-tab-input:nth-of-type(3):checked ~ .home-tags__body .home-tag:nth-of-type(3),
.page-home .home-tab-input:nth-of-type(4):checked ~ .home-tags__body .home-tag:nth-of-type(4),
.page-home .home-tab-input:nth-of-type(5):checked ~ .home-tags__body .home-tag:nth-of-type(5),
.page-home .home-tab-input:nth-of-type(6):checked ~ .home-tags__body .home-tag:nth-of-type(6) {
  background: var(--blueprint);
  border-color: var(--blueprint);
  color: #ffffff;
  box-shadow: inset 3px 0 0 var(--brand-bright);
}
.page-home .home-tab-input:nth-of-type(1):checked ~ .home-tags__body .home-tag:nth-of-type(1)::before,
.page-home .home-tab-input:nth-of-type(2):checked ~ .home-tags__body .home-tag:nth-of-type(2)::before,
.page-home .home-tab-input:nth-of-type(3):checked ~ .home-tags__body .home-tag:nth-of-type(3)::before,
.page-home .home-tab-input:nth-of-type(4):checked ~ .home-tags__body .home-tag:nth-of-type(4)::before,
.page-home .home-tab-input:nth-of-type(5):checked ~ .home-tags__body .home-tag:nth-of-type(5)::before,
.page-home .home-tab-input:nth-of-type(6):checked ~ .home-tags__body .home-tag:nth-of-type(6)::before {
  background: #ffffff;
}

.page-home .home-panel {
  display: none;
}
.page-home .home-tab-input:nth-of-type(1):checked ~ .home-tags__body .home-panel:nth-of-type(1),
.page-home .home-tab-input:nth-of-type(2):checked ~ .home-tags__body .home-panel:nth-of-type(2),
.page-home .home-tab-input:nth-of-type(3):checked ~ .home-tags__body .home-panel:nth-of-type(3),
.page-home .home-tab-input:nth-of-type(4):checked ~ .home-tags__body .home-panel:nth-of-type(4),
.page-home .home-tab-input:nth-of-type(5):checked ~ .home-tags__body .home-panel:nth-of-type(5),
.page-home .home-tab-input:nth-of-type(6):checked ~ .home-tags__body .home-panel:nth-of-type(6) {
  display: block;
}

.page-home .home-panel__note {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--grey);
}
.page-home .home-panel__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-home .home-panel__link {
  display: block;
  padding: 13px 15px;
  background: #ffffff;
  border: 1px solid var(--grid);
  border-left: 2px solid var(--grid);
  text-decoration: none;
  color: var(--ink);
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease), transform 0.18s var(--ease);
}
.page-home .home-panel__link span {
  display: block;
  font-size: 15px;
  font-weight: 700;
}
.page-home .home-panel__link em {
  display: block;
  margin-top: 4px;
  font-style: normal;
  font-size: 13px;
  line-height: 1.65;
  color: var(--grey);
}
.page-home .home-panel__link:hover {
  background: var(--mist);
  border-left-color: var(--brand);
  transform: translateX(2px);
}

.page-home .home-tags__figure {
  margin: 0;
  border: var(--line);
  background: var(--mist);
  max-width: 260px;
}
.page-home .home-tags__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 四层结构 ---------- */
.page-home .home-layers {
  display: grid;
  gap: 22px;
}
.page-home .home-layers__figure {
  margin: 0;
  border: var(--line);
  background: var(--mist);
}
.page-home .home-layers__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.page-home .home-layers__figure figcaption {
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--grey);
  border-top: var(--line);
  background: #ffffff;
}
.page-home .home-layers__list {
  min-width: 0;
}
.page-home .home-layer {
  border-top: var(--line);
  border-left: 1px solid var(--grid);
  padding: 13px 14px 15px;
  background: #ffffff;
}
.page-home .home-layer:nth-child(1) { border-left: 4px solid var(--spring); }
.page-home .home-layer:nth-child(2) { border-left: 3px solid var(--brand); }
.page-home .home-layer:nth-child(3) { border-left: 2px solid var(--brand-bright); }
.page-home .home-layer:nth-child(4) { border-left: 1px solid var(--grid); }
.page-home .home-layer summary {
  display: flex;
  align-items: baseline;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
}
.page-home .home-layer summary::-webkit-details-marker {
  display: none;
}
.page-home .home-layer summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--brand);
}
.page-home .home-layer[open] summary::after {
  content: "−";
}
.page-home .home-layer__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--brand);
}
.page-home .home-layer__hint {
  font-size: 12px;
  font-weight: 500;
  color: var(--grey);
}
.page-home .home-layer p {
  margin: 9px 0 0 28px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--grey);
}

/* ---------- 四季节奏 ---------- */
.page-home .home-seasons__figure {
  margin: 0 0 20px;
  border: var(--line);
  background: var(--mist);
}
.page-home .home-seasons__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 3;
  object-fit: cover;
}
.page-home .home-seasons {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-home .home-season {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 15px 16px;
  background: #ffffff;
  border: 1px solid var(--grid);
  border-left: 4px solid var(--grid);
}
.page-home .home-season--spring { border-left-color: var(--spring); }
.page-home .home-season--summer { border-left-color: var(--summer); }
.page-home .home-season--autumn { border-left-color: var(--autumn); }
.page-home .home-season--winter { border-left-color: var(--winter); }
.page-home .home-season__mark {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.2;
}
.page-home .home-season--spring .home-season__mark { color: var(--spring-deep); }
.page-home .home-season--summer .home-season__mark { color: var(--summer); }
.page-home .home-season--autumn .home-season__mark { color: var(--autumn); }
.page-home .home-season--winter .home-season__mark { color: var(--winter); }
.page-home .home-season__body {
  min-width: 0;
}
.page-home .home-season__body h3 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.35;
}
.page-home .home-season__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--grey);
}
.page-home .home-season__badge {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--grey);
  white-space: nowrap;
  align-self: center;
}

/* ---------- 人工支持 ---------- */
.page-home .home-support {
  background: var(--blueprint);
  color: #e6edfb;
  padding: clamp(22px, 3.4vw, 38px);
  border-left: 4px solid var(--summer);
}
.page-home .home-support h2 {
  color: #ffffff;
}
.page-home .home-support__lead {
  margin: 0 0 20px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(230, 237, 251, 0.82);
}
.page-home .home-support__contact {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(230, 237, 251, 0.16);
  border: 1px solid rgba(230, 237, 251, 0.16);
}
.page-home .home-support__contact li {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  background: var(--blueprint);
}
.page-home .home-support__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: #9fb4de;
}
.page-home .home-support__val {
  font-size: 15px;
  line-height: 1.6;
  color: #ffffff;
  overflow-wrap: anywhere;
}
.page-home .home-support__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(230, 237, 251, 0.68);
}
.page-home .home-support__cta {
  margin-top: 20px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .home-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-home .home-season {
    grid-template-columns: 44px minmax(0, 1fr) auto;
    align-items: center;
  }
  .page-home .home-season__badge {
    display: block;
  }
}

@media (min-width: 900px) {
  .page-home .home-hero__grid {
    grid-template-columns: 5fr 7fr;
    align-items: stretch;
  }
  .page-home .home-hero__visual img {
    height: 100%;
    aspect-ratio: auto;
    min-height: 100%;
  }
}

@media (min-width: 760px) {
  .page-home .home-layers {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }
  .page-home .home-tags__body {
    grid-template-columns: minmax(0, 1fr) 190px;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-home .home-shell {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }
  .page-home .home-rail {
    position: sticky;
    top: 76px;
  }
  .page-home .home-tags__body {
    grid-template-columns: minmax(0, 1fr) 200px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-tag,
  .page-home .home-panel__link,
  .page-home .home-rail__link {
    transition: none;
  }
  .page-home .home-panel__link:hover {
    transform: none;
  }
}
<<<END>>>