.page-contact {
  --contact-shadow-hover: 0 12px 32px rgba(62, 39, 35, 0.2);
  --contact-border: 1px solid var(--line);
  background:
    linear-gradient(rgba(62, 39, 35, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(62, 39, 35, 0.035) 1px, transparent 1px);
  background-size: 24px 24px;
  padding: 20px 14px 48px;
}

/* 顶部工具条 */
.contact-page-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--container);
  margin: 0 auto 20px;
  font-family: var(--font-mono);
  font-size: 12px;
}

.contact-crumb {
  display: flex;
  gap: 8px;
  align-items: center;
}

.contact-crumb a {
  color: var(--navy);
  text-decoration: none;
  transition: color 0.2s ease;
}

.contact-crumb a:hover {
  color: var(--coral);
}

.crumb-sep {
  color: var(--muted);
}

.contact-crumb [aria-current="page"] {
  color: var(--ink);
  font-weight: 600;
}

.contact-page-id {
  color: var(--muted);
  letter-spacing: 0.08em;
  border: 1px solid var(--line);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: rgba(255, 248, 231, 0.7);
}

/* 页面头部 */
.contact-hero {
  max-width: var(--container);
  margin: 0 auto 36px;
  padding: 28px 20px;
  background: var(--bg-panel);
  border-radius: var(--radius-md);
  border: var(--contact-border);
  position: relative;
  box-shadow: var(--shadow-sm);
}

.contact-hero-line {
  position: absolute;
  right: 20px;
  top: -8px;
  width: 56px;
  height: 6px;
  background: var(--coral);
  border-radius: 3px;
}

.contact-hero h1 {
  font-family: var(--font-head);
  font-size: 26px;
  line-height: 1.3;
  color: var(--ink);
  margin: 0 0 12px;
  letter-spacing: 0.02em;
}

.contact-hero-desc {
  font-family: var(--font-note);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  margin: 0;
  padding-left: 12px;
  border-left: 3px solid var(--coral);
  opacity: 0.9;
}

/* 分区通用 */
.contact-channels-section,
.contact-timeline-section,
.contact-feedback-section,
.contact-guide-section {
  max-width: var(--container);
  margin: 0 auto 36px;
  padding: 26px 16px;
  border-radius: var(--radius-md);
  border: var(--contact-border);
}

.section-head {
  margin-bottom: 24px;
}

.section-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--coral);
  display: block;
  margin-bottom: 6px;
}

.section-head h2 {
  font-family: var(--font-head);
  font-size: 21px;
  color: var(--ink);
  margin: 0;
  line-height: 1.35;
}

.section-note {
  font-family: var(--font-note);
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
  display: block;
  margin-top: 6px;
}

/* 联系卡片网格 */
.contact-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.contact-channel-card {
  background: var(--bg-panel);
  border: var(--contact-border);
  border-radius: var(--radius-md);
  padding: 22px 18px;
  border-top: 4px solid var(--coral);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.contact-channel-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--contact-shadow-hover);
}

.card-phone {
  border-top-color: var(--navy);
}

.card-address {
  border-top-color: var(--green);
}

.channel-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--bg-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  border: 1px dashed var(--line);
}

.channel-icon svg {
  display: block;
}

.channel-label {
  font-family: var(--font-head);
  font-size: 18px;
  color: var(--ink);
  margin: 0 0 8px;
}

.channel-value {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--navy);
  word-break: break-all;
  margin: 0 0 12px;
  background: var(--bg-warm);
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
}

.channel-note {
  font-family: var(--font-note);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
  margin: 0 0 12px;
  opacity: 0.85;
}

.channel-scene-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.channel-scene-list li {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  padding: 4px 10px;
  border-radius: 999px;
}

.contact-channels-figure {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 22px auto 0;
  border-radius: var(--radius-sm);
  border: var(--contact-border);
  background: var(--bg-panel);
}

/* 时间轴 */
.contact-timeline-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.contact-timeline-list {
  list-style: none;
  padding: 0;
  margin: 0;
  position: relative;
}

.contact-timeline-list::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(to bottom, var(--coral), var(--navy), var(--green));
}

.timeline-step {
  position: relative;
  padding-left: 32px;
  padding-bottom: 22px;
}

.timeline-step:last-child {
  padding-bottom: 0;
}

.timeline-index {
  position: absolute;
  left: 0;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--coral);
  border: 3px solid var(--bg-paper, #FFF8E7);
  box-shadow: 0 0 0 2px var(--coral);
  font-size: 0;
}

.timeline-step:nth-child(2) .timeline-index {
  background: var(--navy);
  box-shadow: 0 0 0 2px var(--navy);
}

.timeline-step:nth-child(3) .timeline-index {
  background: var(--status-ongoing);
  box-shadow: 0 0 0 2px var(--status-ongoing);
}

.timeline-step:nth-child(4) .timeline-index {
  background: var(--green);
  box-shadow: 0 0 0 2px var(--green);
}

.timeline-content {
  background: var(--bg-warm);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  border-left: 3px solid var(--coral);
}

.timeline-step:nth-child(2) .timeline-content {
  border-left-color: var(--navy);
}

.timeline-step:nth-child(3) .timeline-content {
  border-left-color: var(--status-ongoing);
}

.timeline-step:nth-child(4) .timeline-content {
  border-left-color: var(--green);
}

.timeline-content h3 {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink);
  margin: 0 0 4px;
}

.timeline-content p {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink);
  margin: 0;
  opacity: 0.85;
}

.contact-timeline-media img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  border: var(--contact-border);
  background: var(--bg-warm);
}

.timeline-caption {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  font-family: var(--font-note);
  font-size: 13px;
  color: var(--ink);
  opacity: 0.8;
}

.caption-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
}

/* 反馈标签区 */
.feedback-lead {
  font-family: var(--font-note);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  margin: 0 0 20px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.55);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--tag-orange);
}

.feedback-tag-wall {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.feedback-tag {
  font-family: var(--font-head);
  font-size: 14px;
  padding: 9px 18px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  color: #fff;
  font-weight: 600;
  background: var(--coral);
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.feedback-tag:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 6px 16px rgba(62, 39, 35, 0.18);
  filter: brightness(1.06);
}

.feedback-tag:active {
  transform: translateY(0) scale(0.98);
}

.tag-coral {
  background: var(--coral);
}

.tag-blue {
  background: var(--tag-blue);
}

.tag-green {
  background: var(--tag-green);
}

.tag-purple {
  background: var(--tag-purple);
}

.tag-orange {
  background: var(--tag-orange);
  color: var(--ink);
}

.tag-navy {
  background: var(--navy);
}

/* 相关入口 */
.contact-guide-section {
  background: var(--navy);
  border-color: var(--navy);
}

.contact-guide-section .section-kicker {
  color: var(--bg-accent);
}

.contact-guide-section .section-head h2 {
  color: #fff;
}

.contact-guide-section .section-note {
  color: rgba(255, 255, 255, 0.65);
}

.contact-guide-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.guide-link-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius-md);
  padding: 18px 16px;
  text-decoration: none;
  transition: background 0.25s ease, transform 0.25s ease;
}

.guide-link-item:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateX(4px);
}

.guide-link-num {
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--bg-accent);
  flex-shrink: 0;
  letter-spacing: 0.05em;
}

.guide-link-text {
  flex: 1;
}

.guide-link-text strong {
  display: block;
  font-family: var(--font-head);
  font-size: 16px;
  line-height: 1.4;
  color: #fff;
  margin-bottom: 4px;
}

.guide-link-text small {
  font-family: var(--font-note);
  font-size: 13px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.72);
}

.guide-link-arrow {
  font-size: 20px;
  color: var(--bg-accent);
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.guide-link-item:hover .guide-link-arrow {
  transform: translateX(3px);
}

/* 桌面端 */
@media (min-width: 768px) {
  .page-contact {
    padding: 32px 24px 64px;
  }

  .contact-hero {
    padding: 40px 44px;
    margin-bottom: 44px;
  }

  .contact-hero h1 {
    font-size: 36px;
    line-height: 1.25;
  }

  .contact-hero-desc {
    font-size: 16px;
    max-width: 720px;
  }

  .contact-channels-section,
  .contact-timeline-section,
  .contact-feedback-section,
  .contact-guide-section {
    padding: 36px 36px;
    margin-bottom: 44px;
  }

  .section-head h2 {
    font-size: 26px;
  }

  .section-note {
    margin-top: 8px;
  }

  .contact-card-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .contact-channel-card {
    padding: 28px 24px;
  }

  .channel-value {
    font-size: 14px;
  }

  .contact-timeline-layout {
    grid-template-columns: 1.15fr 1fr;
    align-items: start;
    gap: 36px;
  }

  .contact-timeline-media {
    position: sticky;
    top: 24px;
  }

  .contact-guide-links {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .guide-link-item {
    padding: 24px 22px;
  }

  .guide-link-num {
    font-size: 26px;
  }

  .feedback-tag {
    font-size: 15px;
    padding: 10px 20px;
  }
}

.page-contact {
  --bg-paper: var(--bg-panel);
}