.page-home {
  --home-gap: clamp(14px, 2vw, 20px);
  --home-pad: clamp(28px, 5vw, 72px);
  display: block;
}

/* ---------- 首屏拼贴 ---------- */
.page-home .hero-collage {
  position: relative;
  padding-block: clamp(20px, 4vw, 44px) clamp(32px, 6vw, 80px);
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(20, 227, 210, 0.16), transparent 58%),
    radial-gradient(90% 80% at 96% 14%, rgba(255, 122, 44, 0.14), transparent 62%),
    var(--bg);
  overflow: hidden;
}

.page-home .hero-collage__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
}

.page-home .collage-card {
  position: relative;
  min-width: 0;
  border-radius: var(--r-lg);
}

.page-home .collage-card__sub {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--white);
}

/* 主块 */
.page-home .collage-card--lead {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: min(88vw, 460px);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--graphite);
  box-shadow: var(--shadow-1);
}

.page-home .collage-card--lead > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .collage-card--lead::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(6, 15, 20, 0.1) 0%, rgba(6, 15, 20, 0.58) 46%, rgba(6, 15, 20, 0.95) 100%);
}

.page-home .collage-card__body {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: clamp(20px, 3vw, 38px);
}

.page-home .collage-card__body h1 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 4.4vw, 50px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-home .collage-card__lead {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.5vw, 16px);
  line-height: 1.85;
  color: var(--silver);
}

.page-home .collage-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* 玻璃卡 */
.page-home .collage-card--lines,
.page-home .collage-card--report {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  background: rgba(15, 30, 37, 0.68);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  backdrop-filter: blur(14px) saturate(1.2);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-home .collage-card--lines:hover,
.page-home .collage-card--report:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.page-home .line-jump {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .line-jump a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px 12px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  color: var(--silver);
  text-decoration: none;
  transition: background 0.28s var(--ease), border-color 0.28s var(--ease), transform 0.28s var(--ease);
}

.page-home .line-jump a:hover,
.page-home .line-jump a:focus-visible {
  background: rgba(20, 227, 210, 0.07);
  border-color: var(--line-strong);
  transform: translateY(-3px);
}

.page-home .line-jump__text {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
}

.page-home .line-jump__text em {
  display: block;
  margin-top: 3px;
  font-style: normal;
  font-weight: 400;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-home .report-issue {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 0;
}

.page-home .report-issue__num {
  font-family: var(--font-mono);
  font-size: clamp(40px, 6vw, 62px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--orange);
}

.page-home .report-issue__unit {
  font-size: 16px;
  color: var(--silver);
}

.page-home .report-issue__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

.page-home .report-issue__desc .mono {
  color: var(--white);
}

/* ---------- 三条业务线 ---------- */
.page-home .lines-section {
  background: linear-gradient(180deg, rgba(15, 30, 37, 0.55), rgba(6, 15, 20, 0.95));
}

.page-home .lines-rail {
  display: grid;
  gap: var(--home-gap);
  margin-top: clamp(20px, 3vw, 36px);
  padding-inline: var(--gutter);
  padding-bottom: 14px;
}

.page-home .line-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--graphite);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-home .line-card--retail {
  border-color: rgba(255, 122, 44, 0.3);
  background: linear-gradient(180deg, rgba(255, 217, 191, 0.1), rgba(15, 30, 37, 0.92) 46%);
}

.page-home .line-card--biz {
  border-color: rgba(20, 227, 210, 0.28);
  background: linear-gradient(180deg, rgba(20, 227, 210, 0.1), rgba(15, 30, 37, 0.92) 46%);
}

.page-home .line-card--service {
  border-color: rgba(47, 194, 166, 0.3);
  background: linear-gradient(180deg, rgba(47, 194, 166, 0.1), rgba(15, 30, 37, 0.92) 46%);
}

.page-home .line-card:hover {
  transform: translateY(-4px);
}

.page-home .line-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
}

.page-home .line-card__who {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-home .line-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-home .line-card__media {
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-radius: var(--r-md);
  background: var(--ink);
}

.page-home .line-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.page-home .line-card:hover .line-card__media img {
  transform: scale(1.04);
}

.page-home .line-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}

.page-home .line-card__link {
  align-self: flex-start;
  margin-top: auto;
  padding-bottom: 2px;
  font-size: 14px;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 227, 210, 0.42);
}

.page-home .line-card--retail .line-card__link {
  color: var(--orange);
  border-bottom-color: rgba(255, 122, 44, 0.45);
}

.page-home .line-card--service .line-card__link {
  color: var(--teal);
  border-bottom-color: rgba(47, 194, 166, 0.45);
}

/* ---------- 双片区覆盖 ---------- */
.page-home .coverage {
  background: var(--bg);
}

.page-home .coverage__grid {
  display: grid;
  gap: var(--home-gap);
  margin-top: clamp(20px, 3vw, 36px);
}

.page-home .coverage__map {
  margin: 0;
  padding: clamp(14px, 2vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 100% at 18% 8%, rgba(20, 227, 210, 0.12), transparent 62%),
    var(--graphite);
}

.page-home .coverage-map {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

.page-home .map-land {
  fill: rgba(20, 227, 210, 0.07);
  stroke: rgba(198, 210, 216, 0.3);
  stroke-width: 1.5;
}

.page-home .map-land--islands {
  fill: rgba(47, 194, 166, 0.09);
  stroke: rgba(47, 194, 166, 0.36);
}

.page-home .map-pin__core {
  fill: var(--cyan);
}

.page-home .map-pin__halo {
  fill: rgba(20, 227, 210, 0.22);
  transform-box: fill-box;
  transform-origin: center;
  animation: page-home-pulse 2.4s var(--ease) infinite;
}

.page-home .map-pin--teal .map-pin__core {
  fill: var(--teal);
}

.page-home .map-pin--teal .map-pin__halo {
  fill: rgba(47, 194, 166, 0.24);
  animation-delay: 0.6s;
}

@keyframes page-home-pulse {
  0%, 100% { opacity: 0.35; transform: scale(0.85); }
  50% { opacity: 0.9; transform: scale(1.2); }
}

.page-home .coverage__cap {
  margin: 12px 0 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-home .coverage__cap .mono {
  color: var(--cyan);
}

.page-home .coverage__list {
  display: grid;
  gap: var(--home-gap);
}

.page-home .zone-card {
  display: grid;
  gap: 10px;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--graphite);
}

.page-home .zone-card__count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(28px, 3.4vw, 38px);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-home .zone-card--islands .zone-card__count {
  color: var(--teal);
}

.page-home .zone-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2vw, 22px);
  color: var(--white);
}

.page-home .zone-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}

.page-home .zone-card__meta {
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--mist);
}

/* ---------- 保修与价格 ---------- */
.page-home .assurance {
  background: linear-gradient(180deg, rgba(15, 30, 37, 0.92), rgba(6, 15, 20, 0.99));
}

.page-home .assurance__grid {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
}

.page-home .assurance__intro p {
  margin: 0 0 12px;
  max-width: 42ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}

.page-home .assurance__intro p .mono {
  color: var(--cyan);
}

.page-home .assurance__cards {
  display: grid;
  gap: var(--home-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-home .stat-card {
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: rgba(15, 30, 37, 0.74);
}

.page-home .stat-card__value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(28px, 3.6vw, 40px);
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-home .stat-card--teal .stat-card__value {
  color: var(--teal);
}

.page-home .stat-card--orange .stat-card__value {
  color: var(--orange);
}

.page-home .stat-card__label {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver);
}

.page-home .assurance__chart {
  display: grid;
  gap: 12px;
}

.page-home .range-chart {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  padding: clamp(12px, 2vw, 20px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: rgba(6, 15, 20, 0.55);
}

.page-home .range-label {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  fill: var(--mist);
}

.page-home .range-track {
  fill: rgba(198, 210, 216, 0.1);
}

.page-home .range-bar {
  fill: var(--cyan);
  opacity: 0.85;
}

.page-home .range-bar--orange {
  fill: var(--orange);
}

.page-home .range-bar--teal {
  fill: var(--teal);
}

.page-home .range-bar--soft {
  fill: var(--cyan-soft);
  opacity: 0.7;
}

.page-home .range-note {
  font-size: 12.5px;
  fill: var(--mist);
  transition: fill 0.28s var(--ease);
}

.page-home .range-row:hover .range-note {
  fill: var(--white);
}

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

/* ---------- 近期更新 ---------- */
.page-home .updates__grid {
  display: grid;
  gap: var(--home-gap);
  margin-top: clamp(20px, 3vw, 36px);
}

.page-home .update-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: rgba(15, 30, 37, 0.6);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-home .update-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.page-home .update-card__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-home .update-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.35;
  color: var(--white);
}

.page-home .update-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}

.page-home .update-card .btn {
  align-self: flex-start;
  margin-top: auto;
}

/* ---------- 咨询入口 ---------- */
.page-home .closing {
  background: var(--bg);
  padding-bottom: clamp(40px, 7vw, 96px);
}

.page-home .closing__inner {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  padding: clamp(22px, 3.4vw, 48px);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 120% at 0% 0%, rgba(20, 227, 210, 0.14), transparent 55%),
    radial-gradient(100% 100% at 100% 100%, rgba(255, 122, 44, 0.12), transparent 60%),
    var(--graphite);
}

.page-home .closing__copy p {
  margin: 0 0 20px;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}

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

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

.page-home .steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(6, 15, 20, 0.45);
  font-size: 14px;
  line-height: 1.75;
  color: var(--silver);
}

.page-home .steps li .mono {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-home .steps strong {
  display: block;
  margin-bottom: 2px;
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-home .updates__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-home .hero-collage__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: stretch;
  }

  .page-home .collage-card--lead {
    grid-column: 1 / 8;
    grid-row: 1 / 3;
  }

  .page-home .collage-card--lines {
    grid-column: 8 / 13;
    grid-row: 1 / 2;
  }

  .page-home .collage-card--report {
    grid-column: 8 / 13;
    grid-row: 2 / 3;
  }

  .page-home .coverage__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-home .lines-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: min(var(--shell), calc(100% - 2 * var(--gutter)));
    margin-inline: auto;
    padding-inline: 0;
    overflow: visible;
  }

  .page-home .assurance__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: start;
  }

  .page-home .assurance__intro {
    grid-column: 1 / 5;
    grid-row: 1 / 2;
  }

  .page-home .assurance__cards {
    grid-column: 5 / 13;
    grid-row: 1 / 2;
  }

  .page-home .assurance__chart {
    grid-column: 1 / 13;
    grid-row: 2 / 3;
  }

  .page-home .closing__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }
}

@media (max-width: 959px) {
  .page-home .lines-rail {
    grid-auto-flow: column;
    grid-auto-columns: min(82vw, 340px);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
  }

  .page-home .line-card {
    scroll-snap-align: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .map-pin__halo {
    animation: none;
  }

  .page-home .collage-card--lines,
  .page-home .collage-card--report,
  .page-home .update-card,
  .page-home .line-card,
  .page-home .line-card__media img,
  .page-home .line-jump a,
  .page-home .range-note {
    transition: none;
  }

  .page-home .collage-card--lines:hover,
  .page-home .collage-card--report:hover,
  .page-home .update-card:hover,
  .page-home .line-card:hover,
  .page-home .line-jump a:hover,
  .page-home .line-card:hover .line-card__media img {
    transform: none;
  }
}