/* =========================================================
   信联天地 · 业务组件样式
   ========================================================= */

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
  isolation: isolate;
}
.hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11,21,40,.35) 0%, rgba(11,21,40,.55) 60%, rgba(11,21,40,.85) 100%),
    linear-gradient(90deg, rgba(11,21,40,.55) 0%, rgba(11,21,40,0) 60%);
}
.hero__media img {
  width: 100%; height: 100%; object-fit: cover;
  animation: heroZoom 18s ease-in-out infinite alternate;
}
@keyframes heroZoom {
  from { transform: scale(1); }
  to { transform: scale(1.06); }
}
.hero__inner {
  width: 100%;
  padding: 180px 0 96px;
}
.hero__title {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.05;
  max-width: 880px;
  margin-bottom: 20px;
  color: #fff;
}
.hero__title em {
  font-style: normal;
  background: linear-gradient(120deg, var(--c-gold), #f0d796);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__sub {
  font-size: clamp(16px, 1.6vw, 19px);
  color: rgba(255,255,255,.86);
  max-width: 640px;
  margin-bottom: 32px;
}
.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 36px;
  margin: 32px 0 40px;
  color: rgba(255,255,255,.78);
  font-size: 14px;
}
.hero__meta strong {
  display: block;
  color: #fff;
  font-size: 16px;
  font-weight: 500;
}
.hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  font-size: 12px;
  letter-spacing: .2em;
  color: rgba(255,255,255,.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.hero__scroll::after {
  content: '';
  width: 1px; height: 32px;
  background: rgba(255,255,255,.5);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- 概览条 ---------- */
.stat-strip {
  background: var(--c-graphite);
  color: #fff;
  padding: 32px 0;
}
.stat-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.stat-strip__item .num {
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 600;
  letter-spacing: -.02em;
  color: var(--c-gold);
  display: block;
  line-height: 1;
  margin-bottom: 6px;
}
.stat-strip__item .label {
  color: rgba(255,255,255,.7);
  font-size: 13px;
  letter-spacing: .04em;
}

/* ---------- 优势 ---------- */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.advantage {
  background: #fff;
  border: 1px solid var(--c-gray-200);
  border-radius: var(--r-md);
  padding: 32px 28px;
  transition: all .3s var(--ease);
}
.advantage:hover {
  border-color: var(--c-navy);
  transform: translateY(-4px);
  box-shadow: var(--sh-md);
}
.advantage__icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: rgba(11,37,69,.08);
  color: var(--c-navy);
  display: grid;
  place-items: center;
  font-size: 22px;
  margin-bottom: 20px;
}
.advantage h4 {
  font-size: 18px;
  margin-bottom: 8px;
}
.advantage p { color: var(--t-secondary); font-size: 14px; line-height: 1.7; }

/* ---------- 房源卡 ---------- */
.property-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.property-grid--feat {
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.property-grid--list {
  grid-template-columns: 1fr;
  gap: 16px;
}
.property-card {
  background: #fff;
  border: 1px solid var(--c-gray-200);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all .3s var(--ease);
  position: relative;
}
.property-card:hover {
  border-color: var(--c-navy);
  transform: translateY(-4px);
  box-shadow: var(--sh-lg);
}
.property-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--c-gray-100);
}
.property-card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease);
}
.property-card:hover .property-card__media img {
  transform: scale(1.04);
}
.property-card__floor {
  position: absolute;
  top: 16px; left: 16px;
  background: rgba(11,21,40,.78);
  color: #fff;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 500;
  border-radius: 4px;
  letter-spacing: .04em;
  backdrop-filter: blur(6px);
}
.property-card__area {
  position: absolute;
  bottom: 16px; right: 16px;
  background: rgba(255,255,255,.95);
  color: var(--c-navy);
  padding: 8px 14px;
  font-weight: 600;
  font-size: 14px;
  border-radius: 6px;
}
.property-card__body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.property-card__title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 6px;
}
.property-card__meta {
  display: flex;
  gap: 16px;
  color: var(--t-secondary);
  font-size: 13px;
  margin-bottom: 14px;
}
.property-card__summary {
  color: var(--t-secondary);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 18px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.property-card__cta {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--c-gray-100);
}
.property-card__cta .btn { padding: 10px 18px; font-size: 13px; }
.property-card__price {
  color: var(--t-muted);
  font-size: 13px;
}
.property-card__price strong {
  color: var(--c-navy);
  font-size: 18px;
  margin-right: 4px;
}

/* 横向大卡（featured） */
.property-card--feat {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--c-gray-200);
}
.property-card--feat .property-card__media {
  aspect-ratio: auto;
  height: 100%;
  min-height: 320px;
}
.property-card--feat .property-card__body {
  padding: 36px;
}
.property-card--feat .property-card__title {
  font-size: 24px;
}

/* ---------- 环境 Gallery ---------- */
.gallery-mosaic {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 220px;
  gap: 12px;
}
.gallery-mosaic > a {
  grid-column: span 4;
  grid-row: span 1;
  border-radius: var(--r-md);
  overflow: hidden;
  position: relative;
  cursor: pointer;
}
.gallery-mosaic > a:nth-child(1) { grid-column: span 8; grid-row: span 2; }
.gallery-mosaic > a:nth-child(2) { grid-column: span 4; }
.gallery-mosaic > a:nth-child(3) { grid-column: span 4; }
.gallery-mosaic > a:nth-child(4) { grid-column: span 6; }
.gallery-mosaic > a:nth-child(5) { grid-column: span 6; }
.gallery-mosaic > a:nth-child(6) { grid-column: span 4; }
.gallery-mosaic > a:nth-child(7) { grid-column: span 4; }
.gallery-mosaic > a:nth-child(8) { grid-column: span 4; }
.gallery-mosaic img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease);
}
.gallery-mosaic > a:hover img { transform: scale(1.05); }
.gallery-mosaic > a::after {
  content: attr(data-cap);
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 12px 16px;
  background: linear-gradient(180deg, transparent, rgba(11,21,40,.7));
  color: #fff;
  font-size: 13px;
  opacity: 0;
  transition: opacity .3s var(--ease);
}
.gallery-mosaic > a:hover::after { opacity: 1; }

/* ---------- 列表项（精简） ---------- */
.property-row {
  display: grid;
  grid-template-columns: 220px 1fr auto;
  gap: 24px;
  background: #fff;
  border: 1px solid var(--c-gray-200);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: all .25s var(--ease);
}
.property-row:hover {
  border-color: var(--c-navy);
  box-shadow: var(--sh-md);
}
.property-row__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.property-row__media img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.property-row__body { padding: 18px 0; }
.property-row__body h4 { font-size: 18px; margin-bottom: 6px; }
.property-row__body p {
  color: var(--t-secondary);
  font-size: 14px;
  margin-bottom: 10px;
}
.property-row__meta {
  display: flex;
  gap: 12px;
  color: var(--t-muted);
  font-size: 13px;
}
.property-row__cta {
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  border-left: 1px dashed var(--c-gray-200);
}

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(11,21,40,.94);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 300;
  padding: 24px;
}
.lightbox.is-open { display: flex; }
.lightbox__img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--r-md);
}
.lightbox__close, .lightbox__prev, .lightbox__next {
  position: absolute;
  background: rgba(255,255,255,.1);
  border: none;
  color: #fff;
  width: 48px; height: 48px;
  border-radius: 50%;
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 18px;
  transition: background .2s;
}
.lightbox__close:hover, .lightbox__prev:hover, .lightbox__next:hover {
  background: rgba(255,255,255,.2);
}
.lightbox__close { top: 24px; right: 24px; }
.lightbox__prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lightbox__next { right: 24px; top: 50%; transform: translateY(-50%); }
.lightbox__counter {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,.7);
  font-size: 14px;
}

/* ---------- 详情页 ---------- */
.detail-hero {
  padding-top: 120px;
  background: var(--c-graphite);
  color: #fff;
}
.detail-hero__inner { padding: 32px 0 56px; }
.detail-hero .eyebrow { color: var(--c-gold); }
.detail-hero h1 {
  color: #fff;
  font-size: clamp(28px, 4vw, 48px);
  margin-bottom: 16px;
}
.detail-hero__strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 40px;
  border-top: 1px solid rgba(255,255,255,.12);
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.detail-hero__strip > div {
  padding: 24px 0;
  border-right: 1px solid rgba(255,255,255,.12);
}
.detail-hero__strip > div:last-child { border-right: none; }
.detail-hero__strip .label {
  color: rgba(255,255,255,.6);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.detail-hero__strip .value {
  font-size: 22px;
  font-weight: 500;
}
.detail-hero__cta {
  margin-top: 36px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.gallery-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.gallery-strip > a {
  aspect-ratio: 4 / 3;
  border-radius: var(--r-md);
  overflow: hidden;
  cursor: pointer;
}
.gallery-strip > a:first-child {
  grid-column: span 2;
  aspect-ratio: 21 / 9;
}
.gallery-strip img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease);
}
.gallery-strip > a:hover img { transform: scale(1.04); }

.detail-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 64px;
  padding: 80px 0;
}
.detail-side {
  position: sticky;
  top: 96px;
  align-self: start;
  background: #fff;
  border: 1px solid var(--c-gray-200);
  border-radius: var(--r-lg);
  padding: 32px;
}
.detail-side h3 { font-size: 20px; margin-bottom: 12px; }
.detail-side p { color: var(--t-secondary); margin-bottom: 24px; font-size: 14px; }
.detail-side ul { margin-bottom: 24px; }
.detail-side li {
  padding: 10px 0;
  border-bottom: 1px solid var(--c-gray-100);
  font-size: 14px;
}
.detail-side li strong {
  color: var(--c-navy);
  font-weight: 500;
  display: inline-block;
  min-width: 92px;
}
.detail-side .btn { width: 100%; margin-bottom: 8px; }

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 24px;
}
.feature-list li {
  padding: 14px 18px;
  background: var(--c-gray-50);
  border-radius: var(--r-sm);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.feature-list li::before {
  content: '✓';
  width: 22px; height: 22px;
  background: var(--c-navy);
  color: #fff;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 12px;
  flex: 0 0 auto;
}

.detail-section { margin-bottom: 56px; }
.detail-section h3 {
  font-size: 24px;
  margin-bottom: 16px;
}
.detail-section p {
  color: var(--t-secondary);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 16px;
}

/* ---------- 中心筛选 ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px 0;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--c-gray-200);
}
.filter-bar__chip {
  padding: 8px 16px;
  border: 1px solid var(--c-gray-200);
  border-radius: 999px;
  font-size: 14px;
  background: #fff;
  cursor: pointer;
  transition: all .2s;
}
.filter-bar__chip:hover { border-color: var(--c-navy); color: var(--c-navy); }
.filter-bar__chip.is-active {
  background: var(--c-navy);
  color: #fff;
  border-color: var(--c-navy);
}

/* ---------- 地理位置页 ---------- */
.location-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 56px;
  align-items: start;
}
.location-map {
  aspect-ratio: 16 / 11;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--c-gray-100);
  position: relative;
  border: 1px solid var(--c-gray-200);
}
.location-map img { width: 100%; height: 100%; object-fit: cover; }
.location-card {
  background: #fff;
  border: 1px solid var(--c-gray-200);
  border-radius: var(--r-lg);
  padding: 32px;
  margin-bottom: 16px;
}
.location-card h3 { font-size: 20px; margin-bottom: 16px; }
.location-card li {
  padding: 12px 0;
  border-bottom: 1px solid var(--c-gray-100);
  display: flex;
  justify-content: space-between;
  font-size: 14px;
}
.location-card li:last-child { border-bottom: none; }
.location-card li strong { font-weight: 500; color: var(--c-navy); }

/* ---------- 服务页 ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.service-card {
  padding: 36px;
  border: 1px solid var(--c-gray-200);
  border-radius: var(--r-lg);
  background: #fff;
  display: flex;
  gap: 24px;
  transition: all .3s var(--ease);
}
.service-card:hover {
  border-color: var(--c-navy);
  box-shadow: var(--sh-md);
}
.service-card__icon {
  width: 56px; height: 56px;
  border-radius: 12px;
  background: rgba(11,37,69,.08);
  color: var(--c-navy);
  display: grid;
  place-items: center;
  font-size: 26px;
  flex: 0 0 auto;
}
.service-card h3 { font-size: 20px; margin-bottom: 10px; }
.service-card p { color: var(--t-secondary); font-size: 14px; line-height: 1.8; }

/* ---------- 联系页 ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.contact-card {
  background: var(--c-navy);
  color: #fff;
  border-radius: var(--r-lg);
  padding: 48px;
}
.contact-card h2 { color: #fff; font-size: 32px; margin-bottom: 16px; }
.contact-card p { color: rgba(255,255,255,.7); margin-bottom: 36px; }
.contact-list { display: flex; flex-direction: column; gap: 24px; }
.contact-list__item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-list__item .ic {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(255,255,255,.1);
  display: grid;
  place-items: center;
  flex: 0 0 auto;
}
.contact-list__item .lab {
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.6);
  margin-bottom: 4px;
}
.contact-list__item .val {
  font-size: 17px;
  font-weight: 500;
}

.form-card {
  background: #fff;
  border: 1px solid var(--c-gray-200);
  border-radius: var(--r-lg);
  padding: 40px;
}
.form-card h3 { font-size: 22px; margin-bottom: 8px; }
.form-card p { color: var(--t-secondary); margin-bottom: 24px; font-size: 14px; }
.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 13px;
  color: var(--t-secondary);
  margin-bottom: 6px;
}
.field input, .field select, .field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--c-gray-200);
  border-radius: var(--r-sm);
  font: inherit;
  background: #fff;
  transition: border-color .2s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--c-navy);
}
.field textarea { min-height: 100px; resize: vertical; }

/* ---------- share 页（独立分享） ---------- */
.share-page {
  max-width: 520px;
  margin: 0 auto;
  padding: 100px 24px 40px;
}
.share-card {
  background: #fff;
  border-radius: var(--r-lg);
  box-shadow: var(--sh-lg);
  overflow: hidden;
}
.share-card__media {
  aspect-ratio: 16 / 10;
  background: var(--c-gray-100);
}
.share-card__media img { width: 100%; height: 100%; object-fit: cover; }
.share-card__body { padding: 28px; }
.share-card__body h1 { font-size: 22px; margin-bottom: 8px; }
.share-card__body .meta { color: var(--t-muted); font-size: 13px; margin-bottom: 16px; }
.share-card__body p { color: var(--t-secondary); font-size: 14px; line-height: 1.7; margin-bottom: 20px; }
.share-card__cta { display: flex; gap: 10px; }
.share-card__cta .btn { flex: 1; }

/* ---------- 通用：区块分割 ---------- */
.divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 64px 0 32px;
}
.divider::before, .divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--c-gray-200);
}
.divider span {
  color: var(--t-muted);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
}

/* ---------- 高德地图（location.html） ---------- */
.amap-shell {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--c-gray-200);
  background: var(--c-gray-100);
  margin-bottom: 20px;
}
.amap-map {
  width: 100%;
  aspect-ratio: 16 / 9;
  min-height: 420px;
  background: var(--c-gray-100);
}
.amap-fallback {
  display: none;
  position: relative;
  aspect-ratio: 16 / 9;
  min-height: 420px;
}
.amap-fallback img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.amap-fallback__tip {
  position: absolute;
  left: 20px; bottom: 20px;
  background: rgba(11,21,40,.78);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 13px;
  backdrop-filter: blur(6px);
  line-height: 1.6;
}
.amap-fallback__tip strong {
  display: block;
  font-size: 15px;
  margin-bottom: 2px;
}
.amap-status {
  display: none;
  position: absolute;
  left: 16px; top: 16px;
  z-index: 10;
  background: rgba(255,255,255,.94);
  color: var(--t-secondary);
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 12px;
  box-shadow: var(--sh-sm);
  max-width: calc(100% - 32px);
  line-height: 1.6;
}

/* 工具条 */
.amap-tools {
  background: #fff;
  border: 1px solid var(--c-gray-200);
  border-radius: var(--r-lg);
  padding: 24px;
  margin-bottom: 20px;
}
.amap-tools__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.amap-tools__head h3 { font-size: 18px; margin: 0; }
.amap-route-bar, .amap-poi-bar {
  display: none;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.amap-input {
  padding: 9px 14px;
  border: 1px solid var(--c-gray-200);
  border-radius: 999px;
  font: inherit;
  font-size: 13px;
  min-width: 220px;
  transition: border-color .2s;
}
.amap-input:focus { outline: none; border-color: var(--c-navy); }
.chip {
  padding: 8px 16px;
  border: 1px solid var(--c-gray-200);
  border-radius: 999px;
  background: #fff;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: all .2s;
}
.chip:hover { border-color: var(--c-navy); color: var(--c-navy); }
.chip.is-active {
  background: var(--c-navy);
  color: #fff;
  border-color: var(--c-navy);
}

/* 路线结果面板 */
.amap-panel {
  background: var(--c-gray-50);
  border-radius: var(--r-md);
  min-height: 64px;
  overflow: auto;
  max-height: 320px;
  font-size: 13px;
}
.amap-panel:empty {
  display: flex;
  align-items: center;
  padding: 20px;
  color: var(--t-muted);
}
/* 高德默认 panel 样式微调 */
.amap-panel .planTitle { font-weight: 600; }
.amap-panel .plan { padding: 12px 16px; border-bottom: 1px solid var(--c-gray-200); }
.amap-panel .plan:last-child { border-bottom: none; }

/* 周边列表 */
.amap-poi-list {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px 32px;
}
.amap-poi-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--c-gray-100);
  font-size: 14px;
}
.amap-poi-list li span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- Before / After 对比滑块 ---------- */
.ba {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--c-gray-100);
  user-select: none;
  -webkit-user-select: none;
  touch-action: pan-y;
  cursor: ew-resize;
  border: 1px solid var(--c-gray-200);
}
.ba__img {
  position: absolute;
  inset: 0;
}
.ba__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}
/* 右半边：效果示意（底层） */
.ba__img--after { z-index: 1; }
/* 左半边：当前实景（上层，用 clip-path 裁切） */
.ba__img--before {
  z-index: 2;
  clip-path: inset(0 50% 0 0);
}
.ba__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: #fff;
  z-index: 4;
  pointer-events: none;
  box-shadow: 0 0 0 1px rgba(11,21,40,.18);
}
.ba__handle::after {
  content: '‹ ›';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #fff;
  color: var(--c-navy);
  display: grid;
  place-items: center;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 2px;
  box-shadow: 0 4px 16px rgba(11,21,40,.28);
  pointer-events: none;
}
.ba__label {
  position: absolute;
  bottom: 16px;
  z-index: 3;
  background: rgba(11,21,40,.74);
  color: #fff;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: .04em;
  backdrop-filter: blur(6px);
  pointer-events: none;
  white-space: nowrap;
}
.ba__label--l { left: 16px; }
.ba__label--r { right: 16px; background: rgba(200,169,113,.92); color: var(--c-graphite); font-weight: 500; }
.ba__badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 3;
  background: rgba(255,255,255,.94);
  color: var(--c-navy);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  pointer-events: none;
}

/* 风格切换 tab */
.style-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.style-tab {
  padding: 8px 18px;
  border: 1px solid var(--c-gray-200);
  border-radius: 999px;
  background: #fff;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: all .2s;
}
.style-tab:hover { border-color: var(--c-navy); color: var(--c-navy); }
.style-tab.is-active {
  background: var(--c-navy);
  color: #fff;
  border-color: var(--c-navy);
}

/* 首页对比模块：房源切换 */
.ba-switch {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.ba-switch__btn {
  padding: 9px 20px;
  border: 1px solid var(--c-gray-200);
  border-radius: 999px;
  background: #fff;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: all .2s;
}
.ba-switch__btn:hover { border-color: var(--c-navy); color: var(--c-navy); }
.ba-switch__btn.is-active {
  background: var(--c-navy);
  color: #fff;
  border-color: var(--c-navy);
}

.ba-note {
  margin-top: 16px;
  padding: 14px 18px;
  background: var(--c-gray-50);
  border-left: 3px solid var(--c-gold);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 13px;
  color: var(--t-secondary);
  line-height: 1.7;
}
.ba-caption {
  margin-top: 14px;
  font-size: 14px;
  color: var(--t-secondary);
}

/* 极小屏：改为上下堆叠（拖动空间不足时更清晰） */
.ba-stack { display: none; }
@media (max-width: 430px) {
  .ba { aspect-ratio: 16 / 11; }
  .ba__label { font-size: 11px; padding: 5px 10px; bottom: 10px; }
  .ba__label--l { left: 10px; }
  .ba__label--r { right: 10px; }
  .ba__handle::after { width: 44px; height: 44px; font-size: 17px; }
}

/* ---------- 步骤 ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.step {
  padding: 28px;
  border: 1px solid var(--c-gray-200);
  border-radius: var(--r-md);
  background: #fff;
}
.step__num {
  font-size: 36px;
  font-weight: 600;
  color: var(--c-gold);
  line-height: 1;
  margin-bottom: 12px;
  font-family: 'Inter', serif;
}
.step h4 { font-size: 17px; margin-bottom: 8px; }
.step p { color: var(--t-secondary); font-size: 14px; line-height: 1.7; }