.page-home{
  --home-pad: clamp(20px, 5vw, 64px);
  --home-max: 1320px;
  --home-gap: clamp(20px, 3.2vw, 44px);
  overflow-x: clip;
  background: var(--warm);
  color: var(--ink);
}

/* ---------- 封面首屏 ---------- */
.page-home .cover-home{
  max-width: var(--home-max);
  margin: 0 auto;
  padding: clamp(24px, 4vw, 48px) var(--home-pad) clamp(36px, 6vw, 80px);
}

.page-home .home-context{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
  padding-bottom: 14px;
  margin-bottom: clamp(30px, 5vw, 64px);
  border-bottom: 1px solid var(--silver);
  font-size: 12px;
  color: var(--graphite);
}

.page-home .home-context-text{
  letter-spacing: 0.04em;
}

.page-home .home-context-version{
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--deep-teal);
  padding: 3px 8px;
  border: 1px solid currentColor;
}

.page-home .cover-grid{
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: end;
}

.page-home .home-title{
  font-size: clamp(38px, 10.5vw, 120px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 900;
  margin: 0 0 clamp(18px, 2.6vw, 30px);
  color: var(--ink);
}

.page-home .home-lead{
  font-size: clamp(16px, 1.1vw + 13px, 19px);
  line-height: 1.9;
  color: var(--graphite);
  max-width: 38ch;
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-home .home-cover-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .cover-visual{
  margin: 0;
  border: 1px solid var(--silver);
  background: var(--paper);
  padding: 10px;
}

.page-home .cover-visual img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .cover-visual .figure-cap{
  display: block;
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--graphite);
}

.page-home .home-index{
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(168px, 1fr);
  gap: 0;
  list-style: none;
  margin: clamp(34px, 5vw, 64px) 0 0;
  padding: 0;
  border-top: 1px solid var(--silver);
  border-left: 1px solid var(--silver);
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-home .home-index li{
  border-right: 1px solid var(--silver);
  border-bottom: 1px solid var(--silver);
  scroll-snap-align: start;
  min-width: 0;
}

.page-home .home-index .cover-index-item{
  display: block;
  height: 100%;
  padding: 14px 16px 18px;
  text-decoration: none;
  color: var(--ink);
  font-size: 14px;
  transition: background-color 0.2s ease;
}

.page-home .home-index .cover-index-item:hover,
.page-home .home-index .cover-index-item:focus-visible{
  background: var(--paper);
}

.page-home .home-index .cover-no{
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--red);
  margin-bottom: 8px;
}

/* ---------- 三项业务堆叠面板 ---------- */
.page-home .home-business{
  max-width: var(--home-max);
  margin: 0 auto;
  padding: clamp(36px, 5vw, 72px) var(--home-pad) clamp(40px, 6vw, 88px);
  border-top: 1px solid var(--silver);
}

.page-home .home-business .section-head{
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-home .biz-stack{
  display: grid;
  gap: clamp(20px, 2.6vw, 34px);
}

.page-home .biz-panel{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 1.6vw, 20px);
  padding: clamp(22px, 3vw, 38px);
  background: var(--paper);
  border: 1px solid var(--silver);
  min-width: 0;
}

.page-home .biz-panel[data-tone="dark"]{
  background: var(--ink);
  border-color: var(--ink);
  color: var(--warm);
}

.page-home .biz-panel[data-tone="dark"] .biz-lede,
.page-home .biz-panel[data-tone="dark"] .biz-note,
.page-home .biz-panel[data-tone="dark"] .biz-figure-key{
  color: #B9B7BE;
}

.page-home .biz-panel[data-tone="dark"] .biz-figure-val{
  color: var(--warm);
}

.page-home .biz-panel[data-tone="dark"] .biz-link{
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-home .biz-archive{
  position: absolute;
  top: 0;
  right: 0;
  padding: 5px 10px;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--paper);
  background: var(--red);
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 0.2s ease 0.12s, transform 0.2s ease 0.12s;
  pointer-events: none;
}

.page-home .biz-panel:hover .biz-archive,
.page-home .biz-panel:focus-within .biz-archive{
  opacity: 1;
  transform: translateY(0);
}

.page-home .biz-panel .panel-head{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.page-home .biz-panel .panel-title{
  font-size: clamp(24px, 2.6vw, 36px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0;
}

.page-home .biz-panel .panel-body{
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-home .biz-lede{
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--graphite);
}

.page-home .biz-note{
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .biz-figures{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--silver);
  border: 1px solid var(--silver);
}

.page-home .biz-figure-cell{
  background: var(--paper);
  padding: 12px 14px;
}

.page-home .biz-panel[data-tone="dark"] .biz-figure-cell{
  background: #201F24;
}

.page-home .biz-figure-key{
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--graphite);
}

.page-home .biz-figure-val{
  margin: 0;
  font-size: 20px;
  font-weight: 700;
}

.page-home .biz-lines{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--silver);
  border: 1px solid var(--silver);
}

.page-home .biz-lines li{
  background: var(--paper);
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 14px;
  font-size: 14px;
  color: var(--graphite);
}

.page-home .biz-lines .mono{
  font-size: 16px;
  font-weight: 700;
  color: var(--red);
  min-width: 2ch;
}

.page-home .warranty-grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--silver);
  border: 1px solid var(--silver);
}

.page-home .warranty-cell{
  background: var(--paper);
  padding: 14px 12px;
  text-align: left;
}

.page-home .warranty-cell dt{
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--graphite);
}

.page-home .warranty-cell dd{
  margin: 0;
  font-size: clamp(17px, 1.6vw, 22px);
  font-weight: 700;
  color: var(--ink);
}

.page-home .biz-figure{
  margin: 0;
  border: 1px solid var(--silver);
}

.page-home .biz-figure img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .biz-figure .figure-cap{
  display: block;
  padding: 8px 12px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--graphite);
  background: var(--warm);
  border-top: 1px solid var(--silver);
}

.page-home .biz-link{
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  font-weight: 700;
  color: var(--deep-teal);
  text-decoration: none;
  padding-bottom: 4px;
  border-bottom: 1px solid currentColor;
  transition: color 0.2s ease;
}

.page-home .biz-link:hover,
.page-home .biz-link:focus-visible{
  color: var(--red);
}

/* ---------- 赛季横向带 ---------- */
.page-home .home-season{
  border-top: 1px solid var(--silver);
  border-bottom: 1px solid var(--silver);
  background: var(--paper);
  padding: clamp(36px, 5vw, 72px) 0 clamp(34px, 5vw, 64px);
}

.page-home .home-season .section-head,
.page-home .season-filter{
  max-width: var(--home-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--home-pad);
  padding-right: var(--home-pad);
}

.page-home .season-filter{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: clamp(20px, 2.6vw, 32px);
  margin-bottom: clamp(20px, 2.6vw, 30px);
}

.page-home .season-filter .filter-chip{
  appearance: none;
  border: 1px solid var(--silver);
  background: var(--warm);
  color: var(--graphite);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 7px 14px;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-home .season-filter .filter-chip:hover,
.page-home .season-filter .filter-chip:focus-visible{
  border-color: var(--ink);
  color: var(--ink);
}

.page-home .season-filter .filter-chip[aria-pressed="true"]{
  background: var(--cyan);
  border-color: var(--cyan);
  color: #FFFFFF;
}

.page-home .season-filter .filter-count{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--deep-teal);
  padding: 5px 9px;
  border: 1px solid var(--silver);
  margin-left: auto;
}

.page-home .season-band{
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-home .season-band:focus-visible{
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-home .season-band .band-track{
  display: flex;
  gap: clamp(12px, 1.8vw, 22px);
  list-style: none;
  margin: 0;
  padding: 4px var(--home-pad) 14px;
  min-width: min-content;
}

.page-home .season-band .band-item{
  flex: 0 0 clamp(250px, 74vw, 380px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 22px 26px;
  background: var(--warm);
  border: 1px solid var(--silver);
  min-width: 0;
}

.page-home .season-card-no{
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--red);
}

.page-home .season-card-title{
  margin: 0;
  font-size: clamp(20px, 2vw, 26px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.page-home .season-card-text{
  margin: 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--graphite);
}

/* ---------- 两条路径 ---------- */
.page-home .home-paths{
  max-width: var(--home-max);
  margin: 0 auto;
  padding: clamp(40px, 6vw, 88px) var(--home-pad);
}

.page-home .home-paths .section-head{
  margin-bottom: clamp(26px, 3.6vw, 46px);
}

.page-home .paths-grid{
  display: grid;
  gap: clamp(22px, 3vw, 38px);
}

.page-home .path-card{
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: clamp(20px, 2.6vw, 32px);
  border: 1px solid var(--silver);
  background: var(--paper);
  min-width: 0;
}

.page-home .path-card--install{
  background: var(--ink);
  border-color: var(--ink);
  color: var(--warm);
}

.page-home .path-label{
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--red);
}

.page-home .path-card--install .path-label{
  color: var(--amber);
}

.page-home .path-title{
  margin: 0;
  font-size: clamp(22px, 2.2vw, 30px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.page-home .path-steps{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .path-step{
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--silver);
  font-size: 14px;
  line-height: 1.85;
  color: var(--graphite);
}

.page-home .path-step:first-child{
  padding-top: 0;
  border-top: 0;
}

.page-home .path-step strong{
  color: var(--ink);
  font-weight: 700;
}

.page-home .path-step-no{
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-home .path-flow{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: #35343B;
  border: 1px solid #35343B;
}

.page-home .path-flow li{
  display: flex;
  align-items: baseline;
  gap: 8px;
  background: #201F24;
  padding: 11px 12px;
  font-size: 14px;
  color: var(--warm);
}

.page-home .path-flow .mono{
  font-size: 12px;
  color: var(--cyan);
}

.page-home .path-note{
  margin: 0;
  font-size: 13px;
  line-height: 1.85;
  color: #B9B7BE;
}

.page-home .paths-figure{
  margin: 0;
  border: 1px solid var(--silver);
  background: var(--paper);
  padding: 10px;
}

.page-home .paths-figure img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-home .paths-figure .figure-cap{
  display: block;
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--graphite);
}

.page-home .path-link{
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  font-weight: 700;
  color: var(--deep-teal);
  text-decoration: none;
  padding-bottom: 4px;
  border-bottom: 1px solid currentColor;
  transition: color 0.2s ease;
}

.page-home .path-card--install .path-link{
  color: var(--cyan);
}

.page-home .path-link:hover,
.page-home .path-link:focus-visible{
  color: var(--red);
}

/* ---------- 服务半径 ---------- */
.page-home .home-radius{
  border-top: 1px solid var(--silver);
  background: var(--paper);
  padding: clamp(40px, 6vw, 84px) var(--home-pad);
}

.page-home .radius-inner{
  max-width: var(--home-max);
  margin: 0 auto;
  display: grid;
  gap: clamp(26px, 4vw, 54px);
}

.page-home .radius-copy .section-title{
  margin-top: 8px;
  margin-bottom: clamp(16px, 2vw, 24px);
}

.page-home .radius-copy p{
  font-size: 15px;
  line-height: 1.95;
  color: var(--graphite);
  margin: 0 0 14px;
}

.page-home .radius-figure{
  margin: 0;
  border: 1px solid var(--silver);
  background: var(--warm);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-home .radius-map{
  display: block;
  width: 100%;
  height: auto;
  background: var(--paper);
  border: 1px solid var(--silver);
}

.page-home .radius-figure img{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 3;
  object-fit: cover;
  border: 1px solid var(--silver);
}

.page-home .radius-figure .figure-cap{
  font-size: 12px;
  line-height: 1.6;
  color: var(--graphite);
}

.page-home .radius-ledger{
  max-width: var(--home-max);
  margin: clamp(30px, 4vw, 52px) auto 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--silver);
  border: 1px solid var(--silver);
  list-style: none;
  padding: 0;
}

.page-home .radius-ledger .ledger-item{
  background: var(--paper);
  padding: 16px 16px 18px;
  min-width: 0;
}

.page-home .radius-ledger .ledger-key{
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--graphite);
}

.page-home .radius-ledger .ledger-value{
  margin: 0;
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

/* ---------- 询价与选型分流 ---------- */
.page-home .home-entry{
  max-width: var(--home-max);
  margin: 0 auto;
  padding: clamp(40px, 6vw, 88px) var(--home-pad);
}

.page-home .entry-heading{
  margin: 0 0 clamp(22px, 3vw, 38px);
}

.page-home .entry-grid{
  display: grid;
  gap: clamp(16px, 2.2vw, 28px);
}

.page-home .entry-block{
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(24px, 3.2vw, 44px);
  text-decoration: none;
  min-width: 0;
  transition: transform 0.22s ease;
}

.page-home .entry-block--red{
  background: var(--red);
  color: #FFFFFF;
}

.page-home .entry-block--ink{
  background: var(--ink);
  color: var(--warm);
  border: 1px solid var(--ink);
}

.page-home .entry-label{
  font-size: 11px;
  letter-spacing: 0.16em;
  opacity: 0.78;
}

.page-home .entry-title{
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.18;
}

.page-home .entry-text{
  font-size: 14px;
  line-height: 1.9;
  opacity: 0.86;
  max-width: 40ch;
}

.page-home .entry-cta{
  margin-top: auto;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding-top: 8px;
  border-top: 1px solid currentColor;
}

.page-home .entry-block:hover,
.page-home .entry-block:focus-visible{
  transform: translateY(-4px);
}

/* ---------- 条款版本 ---------- */
.page-home .home-version{
  border-top: 1px solid var(--silver);
  max-width: var(--home-max);
  margin: 0 auto;
  padding: clamp(40px, 6vw, 84px) var(--home-pad) clamp(48px, 7vw, 96px);
}

.page-home .home-version .section-head{
  margin-bottom: clamp(24px, 3.2vw, 40px);
}

.page-home .version-track{
  list-style: none;
  margin: 0 0 clamp(26px, 3.6vw, 44px);
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .version-item{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--silver);
  background: var(--paper);
}

.page-home .version-item--current{
  border-color: var(--red);
  background: var(--paper);
}

.page-home .version-key{
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-home .version-tag{
  font-size: 10px;
  letter-spacing: 0.12em;
}

.page-home .version-rhythm{
  display: grid;
  gap: 1px;
  background: var(--silver);
  border: 1px solid var(--silver);
}

.page-home .rhythm-cell{
  background: var(--paper);
  padding: 16px 18px;
}

.page-home .rhythm-key{
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--red);
}

.page-home .rhythm-value{
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-home .version-foot{
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-size: 13px;
  line-height: 1.9;
  color: var(--graphite);
  max-width: 62ch;
  padding-left: 14px;
  border-left: 2px solid var(--amber);
}

/* ---------- 手机与平板 ---------- */
@media (max-width: 599px){
  .page-home .biz-figures,
  .page-home .warranty-grid{
    grid-template-columns: minmax(0, 1fr);
  }

  .page-home .path-flow{
    grid-template-columns: minmax(0, 1fr);
  }

  .page-home .radius-ledger{
    grid-template-columns: minmax(0, 1fr);
  }

  .page-home .season-filter .filter-count{
    margin-left: 0;
  }
}

@media (min-width: 600px){
  .page-home .version-rhythm{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .radius-ledger{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .entry-grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px){
  .page-home .cover-grid{
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(32px, 5vw, 76px);
  }

  .page-home .cover-visual{
    padding: 14px;
  }

  .page-home .home-index{
    grid-auto-flow: row;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    overflow-x: visible;
  }

  .page-home .paths-grid{
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.86fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .paths-figure{
    padding: 12px;
  }

  .page-home .radius-inner{
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
  }

  .page-home .radius-ledger{
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-home .version-rhythm{
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1060px){
  .page-home .biz-stack{
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(22px, 2.6vw, 40px) 0;
    align-items: start;
  }

  .page-home .biz-panel--auth{
    grid-column: 1 / 8;
  }

  .page-home .biz-panel--team{
    grid-column: 6 / 13;
  }

  .page-home .biz-panel--warranty{
    grid-column: 2 / 10;
  }
}

@media (hover: none){
  .page-home .biz-archive{
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-home .biz-archive,
  .page-home .biz-link,
  .page-home .path-link,
  .page-home .entry-block,
  .page-home .season-filter .filter-chip{
    transition: none;
  }

  .page-home .entry-block:hover,
  .page-home .entry-block:focus-visible{
    transform: none;
  }
}