.page-contact{
  --pc-line: rgba(180, 136, 75, 0.42);
  --pc-line-soft: rgba(180, 136, 75, 0.22);
  --pc-gap: clamp(16px, 3.5vw, 26px);
  background: var(--paper);
  color: var(--text);
  overflow-x: hidden;
}

.page-contact :focus-visible{
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero{
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 4vw, 38px) 0 clamp(36px, 6vw, 68px);
  background: var(--ink);
  color: var(--paper);
}

.page-contact .contact-hero::after{
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(58% 80% at 8% 0%, rgba(231, 181, 99, 0.20), transparent 62%),
    radial-gradient(52% 66% at 92% 100%, rgba(126, 148, 163, 0.18), transparent 66%);
}

.page-contact .contact-hero .container{
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero .breadcrumb{
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(240, 221, 184, 0.7);
}

.page-contact .contact-hero .breadcrumb a{
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-hero .breadcrumb a:hover{
  color: var(--amber);
  border-bottom-color: var(--brass);
}

.page-contact .hero-split{
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(22px, 4vw, 46px);
  align-items: end;
}

.page-contact .contact-hero .eyebrow{
  color: var(--amber);
}

.page-contact .contact-hero h1{
  margin: 12px 0 0;
  max-width: 20ch;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.85rem, 5.2vw, 3.4rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .hero-lead{
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  max-width: 36em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  letter-spacing: 0.01em;
  color: rgba(247, 243, 234, 0.82);
}

.page-contact .hero-note{
  border-top: 1px solid var(--pc-line);
  padding-top: 16px;
}

.page-contact .hero-note__num{
  margin: 0;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: clamp(46px, 7vw, 64px);
  line-height: 1;
  color: var(--amber);
}

.page-contact .hero-note__label{
  margin: 6px 0 0;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  color: var(--champagne);
}

.page-contact .hero-note__meta{
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 主体骨架 ---------- */
.page-contact .contact-body{
  padding: clamp(32px, 6vw, 72px) 0 clamp(56px, 9vw, 104px);
}

.page-contact .contact-shell{
  display: grid;
  gap: clamp(28px, 5vw, 44px);
}

.page-contact .rail-sticky{
  display: grid;
  gap: 12px;
}

/* ---------- 左侧联系卡片 ---------- */
.page-contact .rail-card{
  padding: 18px 18px 20px;
  background: #FFFFFF;
  border: 1px solid var(--pc-line-soft);
  border-left: 2px solid var(--brass);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .rail-card:hover{
  transform: translateY(-2px);
  border-color: var(--brass);
  box-shadow: 0 18px 40px -28px rgba(12, 38, 33, 0.55);
}

.page-contact .rail-label{
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--slate);
  text-transform: uppercase;
}

.page-contact .rail-card__value{
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .rail-card__value--mono{
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.75;
}

.page-contact .rail-card__note{
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: #4A5A62;
}

.page-contact .rail-card--ink{
  background: var(--ink-panel);
  border-color: var(--pc-line);
  border-left-color: var(--amber);
}

.page-contact .rail-card--ink .rail-label{
  color: var(--champagne);
}

.page-contact .rail-card--ink .rail-card__value{
  color: var(--amber);
}

.page-contact .rail-card--ink .rail-card__note{
  color: rgba(247, 243, 234, 0.72);
}

.page-contact .rail-card--slim{
  border-left-color: var(--slate);
}

/* ---------- 章节索引 ---------- */
.page-contact .rail-index{
  display: grid;
  gap: 2px;
  margin-top: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--pc-line);
}

.page-contact .rail-index a{
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 7px 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .rail-index a span{
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--brass);
}

.page-contact .rail-index a:hover,
.page-contact .rail-index a[data-active]{
  color: var(--ink);
  border-bottom-color: var(--brass);
}

/* ---------- 右侧章节 ---------- */
.page-contact .flow-block{
  margin-bottom: clamp(40px, 6vw, 76px);
  padding-top: clamp(18px, 3vw, 30px);
  border-top: 1px solid var(--pc-line);
}

.page-contact .flow-block--last{
  margin-bottom: clamp(32px, 5vw, 56px);
}

.page-contact .flow-head h2{
  margin: 10px 0 0;
  max-width: 22ch;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  line-height: 1.32;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-contact .flow-lead{
  margin: 14px 0 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.85;
  color: #3A4A52;
}

/* ---------- 图 ---------- */
.page-contact .media-frame{
  margin: clamp(20px, 3.5vw, 32px) 0 0;
  overflow: hidden;
  border: 1px solid var(--pc-line-soft);
}

.page-contact .media-frame img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .route-figure img{
  aspect-ratio: 10 / 7;
}

.page-contact .night-figure{
  margin-top: clamp(20px, 3.5vw, 32px);
}

.page-contact .night-figure img{
  aspect-ratio: 3 / 2;
}

/* ---------- 分流树 ---------- */
.page-contact .route-tree{
  margin: clamp(8px, 2vw, 18px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .route-node{
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 6px 14px;
  padding: clamp(16px, 2.6vw, 22px) 0;
  border-bottom: 1px solid var(--pc-line-soft);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .route-node:hover{
  border-bottom-color: var(--brass);
}

.page-contact .route-node__num{
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: clamp(26px, 3.4vw, 34px);
  line-height: 1.1;
  color: var(--brass);
}

.page-contact .route-node:hover .route-node__num{
  color: var(--amber);
}

.page-contact .route-node__body h3{
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-contact .route-node__body p{
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: #3A4A52;
}

.page-contact .route-node__hint{
  font-size: 13px !important;
  color: var(--slate) !important;
  letter-spacing: 0.01em;
  padding-left: 12px;
  border-left: 1px solid var(--pc-line);
}

.page-contact .route-node__link{
  display: inline-block;
  margin-top: 12px;
  padding-bottom: 2px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--brass);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .route-node__link:hover{
  color: var(--alert);
  border-bottom-color: var(--alert);
}

/* ---------- 准备清单 ---------- */
.page-contact .check-list{
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--pc-line-soft);
  border: 1px solid var(--pc-line-soft);
}

.page-contact .check-item{
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 16px 18px;
  background: #FFFFFF;
}

.page-contact .check-item::before{
  content: "";
  width: 16px;
  height: 16px;
  margin-top: 4px;
  border: 1px solid var(--brass);
  background: linear-gradient(135deg, rgba(231, 181, 99, 0.16), transparent 70%);
}

.page-contact .check-item__body h3{
  margin: 0;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
}

.page-contact .check-item__body p{
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: #3A4A52;
}

/* ---------- 回复节奏 ---------- */
.page-contact .hours-panel{
  margin-top: clamp(20px, 3.5vw, 30px);
  padding: clamp(22px, 4vw, 36px);
  background: var(--ink-panel);
  border: 1px solid var(--pc-line);
  color: var(--paper);
}

.page-contact .hours-grid{
  display: grid;
  gap: 1px;
  background: var(--pc-line-soft);
}

.page-contact .hours-cell{
  padding: 14px 0;
  background: var(--ink-panel);
}

.page-contact .hours-cell__label{
  margin: 0;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-contact .hours-cell__value{
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 700;
  color: var(--champagne);
}

.page-contact .hours-text{
  margin-top: clamp(18px, 3vw, 26px);
  padding-top: clamp(14px, 2.4vw, 20px);
  border-top: 1px solid var(--pc-line);
}

.page-contact .hours-text p{
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.9;
  color: rgba(247, 243, 234, 0.84);
}

.page-contact .hours-text p:last-child{
  margin-bottom: 0;
  color: var(--champagne);
}

/* ---------- 备案与地址 ---------- */
.page-contact .record-block{
  margin-top: clamp(18px, 3vw, 26px);
  padding: clamp(16px, 3vw, 24px);
  border: 1px solid var(--pc-line);
  background: rgba(18, 51, 44, 0.05);
}

.page-contact .record-row{
  display: grid;
  gap: 2px;
  padding: 10px 0;
  border-bottom: 1px solid var(--pc-line-soft);
}

.page-contact .record-row:last-child{
  border-bottom: 0;
}

.page-contact .record-key{
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--slate);
  text-transform: uppercase;
}

.page-contact .record-val{
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .record-note{
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: #4A5A62;
}

.page-contact .record-note a{
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--brass);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .record-note a:hover{
  color: var(--alert);
  border-bottom-color: var(--alert);
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px){
  .page-contact .hero-split{
    grid-template-columns: minmax(0, 1fr) 200px;
    gap: clamp(32px, 5vw, 72px);
  }

  .page-contact .hero-note{
    border-top: 0;
    border-left: 1px solid var(--pc-line);
    padding: 4px 0 4px 20px;
  }

  .page-contact .hours-grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
  }

  .page-contact .hours-cell{
    padding: 6px 18px;
  }

  .page-contact .hours-cell:first-child{
    padding-left: 0;
  }
}

@media (min-width: 960px){
  .page-contact .contact-shell{
    grid-template-columns: 320px minmax(0, 1fr);
    gap: clamp(36px, 4.5vw, 68px);
    align-items: start;
  }

  .page-contact .rail-sticky{
    position: sticky;
    top: 84px;
  }

  .page-contact .check-item{
    padding: 18px 22px 20px;
  }
}

@media (min-width: 1200px){
  .page-contact .contact-shell{
    grid-template-columns: 356px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce){
  .page-contact .rail-card,
  .page-contact .route-node,
  .page-contact .rail-index a,
  .page-contact .record-note a,
  .page-contact .route-node__link{
    transition: none;
  }
  .page-contact .rail-card:hover{
    transform: none;
  }
}
</main>