.page-contact {
  --contact-bg: #151515;
  --contact-bg-void: #0d0d0d;
  --contact-card: #2a2a2a;
  --contact-red: #d40000;
  --contact-red-dim: #a50000;
  --contact-gold: #c9a063;
  --contact-gold-alpha: rgba(201, 160, 99, 0.25);
  --contact-ivory: #f5f0e8;
  --contact-body: #e8e1d8;
  --contact-sub: #d8d8d8;
  --contact-dim: #9e9e9e;
  --contact-line: #2a2a2a;
  --contact-line-gold: rgba(201, 160, 99, 0.35);
  --contact-mono: "SF Mono", "Cascadia Mono", "Roboto Mono", "Consolas", "Liberation Mono", monospace;
  --contact-display: "SF Pro Display", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background-color: var(--contact-bg);
  color: var(--contact-body);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", -apple-system, "Segoe UI", sans-serif;
  line-height: 1.7;
  min-height: 100vh;
}

/* ===== 首屏 ===== */
.page-contact .contact-hero {
  padding: 32px 20px 0;
  max-width: 1440px;
  margin: 0 auto;
}

.page-contact .breadcrumb {
  font-size: 13px;
  color: var(--contact-dim);
  letter-spacing: 0.04em;
  margin-bottom: 32px;
  border-left: 2px solid var(--contact-gold);
  padding-left: 14px;
}

.page-contact .breadcrumb a {
  color: var(--contact-sub);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-contact .breadcrumb a:hover {
  color: var(--contact-red);
  border-color: var(--contact-red);
}

.page-contact .crumb-sep {
  margin: 0 8px;
  color: var(--contact-gold);
}

.page-contact .contact-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
}

.page-contact .hero-kicker {
  font-family: var(--contact-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--contact-gold);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.page-contact .contact-title {
  font-family: var(--contact-display);
  font-size: 34px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--contact-ivory);
  margin: 0 0 20px;
  border-bottom: 2px solid var(--contact-line);
  padding-bottom: 20px;
}

.page-contact .contact-title::after {
  content: "";
  display: block;
  width: 56px;
  height: 4px;
  background: var(--contact-red);
  margin-top: 14px;
}

.page-contact .contact-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--contact-sub);
  margin: 0;
  max-width: 640px;
}

.page-contact .contact-visual-hero {
  border: 1px solid var(--contact-line);
  background: var(--contact-bg-void);
}

/* ===== 通用段落结构 ===== */
.page-contact .contact-section {
  position: relative;
  padding: 64px 20px;
  max-width: 1440px;
  margin: 0 auto;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .section-index {
  font-family: var(--contact-mono);
  font-size: 72px;
  font-weight: 800;
  line-height: 1;
  color: var(--contact-gold-alpha);
  position: absolute;
  top: 40px;
  right: 16px;
  letter-spacing: -0.04em;
  pointer-events: none;
  user-select: none;
}

.page-contact .section-heading-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 20px;
  margin-bottom: 32px;
  border-left: 3px solid var(--contact-red);
  padding-left: 16px;
}

.page-contact .contact-h2 {
  font-family: var(--contact-display);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--contact-ivory);
  margin: 0;
}

.page-contact .section-note {
  font-size: 14px;
  color: var(--contact-dim);
  margin: 0;
  font-family: var(--contact-mono);
  letter-spacing: 0.06em;
}

/* ===== 渠道列表：超大等宽字体 + 细金线 ===== */
.page-contact .channel-list {
  border-top: 1px solid var(--contact-line-gold);
}

.page-contact .channel-row {
  display: grid;
  grid-template-columns: 1fr;
  padding: 28px 0;
  border-bottom: 1px solid var(--contact-line-gold);
  transition: background-color 0.2s ease;
}

.page-contact .channel-row:hover {
  background-color: var(--contact-bg-void);
  border-left: 2px solid var(--contact-red);
  padding-left: 14px;
}

.page-contact .channel-tag {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--contact-ivory);
  background: var(--contact-red);
  padding: 4px 10px;
  display: inline-block;
  justify-self: start;
  margin-bottom: 14px;
  font-family: var(--contact-mono);
  text-transform: uppercase;
}

.page-contact .channel-main {
  min-width: 0;
}

.page-contact .channel-link {
  font-family: var(--contact-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--contact-ivory);
  text-decoration: none;
  display: inline-block;
  border-bottom: 2px solid var(--contact-gold);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
  word-break: break-all;
}

.page-contact .channel-link:hover {
  color: var(--contact-red);
  border-color: var(--contact-red);
}

.page-contact .channel-link--phone {
  font-size: 26px;
  letter-spacing: 0.03em;
}

.page-contact .channel-desc {
  font-size: 15px;
  color: var(--contact-sub);
  margin: 12px 0 0;
  max-width: 720px;
}

/* ===== 电话 + 地址区 ===== */
.page-contact .contact-phone-address {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  background: linear-gradient(180deg, var(--contact-bg-void) 0%, var(--contact-bg) 100%);
}

.page-contact .contact-phone-block .channel-row--phone {
  border-bottom: none;
}

.page-contact .contact-address-block {
  border-top: 1px solid var(--contact-line-gold);
  padding-top: 28px;
}

.page-contact .address-line {
  display: flex;
  align-items: baseline;
  gap: 14px;
  border-bottom: 1px solid var(--contact-line);
  padding: 20px 0;
}

.page-contact .address-label {
  font-family: var(--contact-mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--contact-gold);
  flex-shrink: 0;
}

.page-contact .address-text {
  font-family: var(--contact-mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--contact-ivory);
  line-height: 1.4;
  word-break: break-all;
}

.page-contact .address-note {
  font-size: 14px;
  color: var(--contact-dim);
  margin: 16px 0 0;
  max-width: 600px;
}

/* ===== 联系场景 ===== */
.page-contact .scenario-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .scenario-card {
  background: var(--contact-card);
  border: 1px solid var(--contact-line);
  padding: 22px 18px;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.page-contact .scenario-card:hover {
  border-color: var(--contact-gold);
  background-color: var(--contact-bg-void);
}

.page-contact .scenario-type {
  font-family: var(--contact-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--contact-ivory);
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--contact-line-gold);
}

.page-contact .scenario-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
}

.page-contact .scenario-list li {
  position: relative;
  font-size: 14px;
  color: var(--contact-sub);
  padding-left: 16px;
  margin-bottom: 6px;
  line-height: 1.65;
}

.page-contact .scenario-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background: var(--contact-red);
}

.page-contact .scenario-target {
  font-family: var(--contact-mono);
  font-size: 13px;
  color: var(--contact-gold);
  margin: 0;
  letter-spacing: 0.03em;
  border-top: 1px solid var(--contact-line);
  padding-top: 10px;
}

/* ===== 回复时效 ===== */
.page-contact .response-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .response-lead {
  font-size: 16px;
  color: var(--contact-body);
  line-height: 1.8;
  margin: 0 0 20px;
}

.page-contact .response-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
}

.page-contact .response-list li {
  position: relative;
  font-size: 14px;
  color: var(--contact-sub);
  padding-left: 22px;
  margin-bottom: 10px;
  line-height: 1.7;
}

.page-contact .response-list-mark {
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 2px;
  background: var(--contact-red);
}

.page-contact .response-links {
  border-left: 2px solid var(--contact-gold);
  padding-left: 16px;
}

.page-contact .response-links-title {
  font-family: var(--contact-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--contact-gold);
  margin: 0 0 10px;
}

.page-contact .response-links-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .response-links-list li {
  margin-bottom: 6px;
}

.page-contact .response-links-list a {
  font-size: 14px;
  color: var(--contact-sub);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .response-links-list a:hover {
  color: var(--contact-red);
  border-color: var(--contact-red);
}

.page-contact .response-visual {
  border: 1px solid var(--contact-line);
  background: var(--contact-bg-void);
  min-height: 200px;
}

/* ===== 图片基础 ===== */
.page-contact .image-frame {
  display: block;
  overflow: hidden;
  position: relative;
}

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

.page-contact .image-frame--wide {
  aspect-ratio: 8 / 3;
}

.page-contact .image-frame--tall {
  aspect-ratio: 2 / 1;
}

.page-contact .image-frame .frame-fill {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ===== 移动端优先调整 ===== */
@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding: 56px 40px 0;
  }

  .page-contact .contact-title {
    font-size: 48px;
  }

  .page-contact .contact-lead {
    font-size: 18px;
  }

  .page-contact .contact-hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
  }

  .page-contact .contact-section {
    padding: 96px 40px;
  }

  .page-contact .section-index {
    font-size: 120px;
    top: 64px;
    right: 32px;
  }

  .page-contact .contact-h2 {
    font-size: 32px;
  }

  .page-contact .channel-row {
    grid-template-columns: 180px 1fr;
    gap: 32px;
    align-items: start;
    padding: 36px 0;
  }

  .page-contact .channel-tag {
    margin-bottom: 0;
    justify-self: start;
  }

  .page-contact .channel-link {
    font-size: 30px;
  }

  .page-contact .channel-link--phone {
    font-size: 36px;
  }

  .page-contact .contact-phone-address {
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }

  .page-contact .contact-phone-block {
    padding-right: 48px;
    border-right: 1px solid var(--contact-line-gold);
  }

  .page-contact .contact-address-block {
    padding-left: 48px;
    border-top: none;
    border-left: 1px solid var(--contact-line-gold);
  }

  .page-contact .scenario-grid {
    grid-template-columns: 1fr 1fr;
    gap: 22px;
  }

  .page-contact .response-grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
  }

  .page-contact .response-visual {
    min-height: 260px;
  }
}

@media (min-width: 1200px) {
  .page-contact .contact-hero {
    padding-left: 60px;
    padding-right: 60px;
  }

  .page-contact .contact-section {
    padding-left: 60px;
    padding-right: 60px;
  }

  .page-contact .scenario-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ===== 打印辅助 ===== */
@media print {
  .page-contact {
    background: #ffffff;
    color: #111111;
  }

  .page-contact .contact-title,
  .page-contact .contact-h2,
  .page-contact .scenario-type,
  .page-contact .channel-link,
  .page-contact .address-text {
    color: #111111;
  }

  .page-contact .section-index,
  .page-contact .response-visual,
  .page-contact .contact-visual-hero {
    display: none;
  }

  .page-contact .channel-row,
  .page-contact .scenario-card {
    border-color: #cccccc;
    background: transparent;
  }

  .page-contact .channel-link,
  .page-contact .address-text {
    border-color: #999999;
  }
}