/* 联系反馈页 page-contact 专属样式 */
.page-contact {
  --page-wall: #e7ebee;
  --page-card: #f5f5dc;
  --page-coord: rgba(44, 62, 80, 0.08);
  --page-text: #2c3e50;
  --page-ink: #425466;
  --page-frame: #cfd5da;
  --page-dark-tint: rgba(255, 255, 255, 0.06);
  --page-dark-border: rgba(255, 255, 255, 0.2);
  --page-dark-ink: #d1d8df;
  background:
    linear-gradient(var(--page-coord) 1px, transparent 1px),
    linear-gradient(90deg, var(--page-coord) 1px, transparent 1px),
    var(--page-wall);
  background-size: 28px 28px, 28px 28px, auto;
  color: var(--page-text);
  min-height: 60vh;
}

.page-contact .breadcrumb {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 20px 0;
  font-size: 13px;
  color: #607080;
}

.page-contact .breadcrumb a {
  color: var(--accent-teal);
  text-decoration: none;
}

.page-contact .breadcrumb a:hover {
  color: var(--accent-orange);
}

.page-contact .contact-hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 20px 40px;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-sans);
  font-size: 30px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: 0.02em;
  margin: 0 0 12px;
}

.page-contact .contact-hero-desc {
  font-size: 15px;
  line-height: 1.8;
  color: var(--page-ink);
  max-width: 760px;
  margin: 0 0 18px;
}

.page-contact .contact-hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  background: var(--bg-main);
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-contact .contact-hero-chip::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--accent-orange);
}

.page-contact .contact-channels {
  padding: 0 0 56px;
}

.page-contact .section-head {
  max-width: 1200px;
  margin: 0 auto 20px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-contact .section-title {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  line-height: 1.4;
  margin: 0;
}

.page-contact .section-title::before {
  content: "▶";
  font-size: 13px;
  color: var(--accent-orange);
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-contact .channel-card {
  position: relative;
  background: var(--page-card);
  border: 1px solid var(--page-frame);
  box-shadow: 4px 4px 0 rgba(44, 62, 80, 0.1);
  padding: 22px 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
}

.page-contact .channel-card::after {
  content: "+";
  position: absolute;
  top: 8px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 18px;
  color: rgba(44, 62, 80, 0.25);
}

.page-contact .channel-card--orange::before {
  background: var(--accent-orange);
}

.page-contact .channel-card--teal::before {
  background: var(--accent-teal);
}

.page-contact .channel-card--blue::before {
  background: var(--status-blue);
}

.page-contact .channel-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-contact .channel-index {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: #fff;
  background: var(--bg-main);
  padding: 3px 8px;
}

.page-contact .channel-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 0;
}

.page-contact .channel-value {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  background: rgba(255, 255, 255, 0.7);
  border: 1px dashed var(--border-light);
  padding: 10px 12px;
  overflow-wrap: anywhere;
  margin: 0;
}

.page-contact .channel-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--page-ink);
  margin: 0;
}

.page-contact .channel-action {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
}

.page-contact .channel-eta {
  font-size: 12px;
  color: #7b8a99;
}

@media (hover: hover) {
  .page-contact .channel-card:hover {
    transform: translateY(-4px);
    box-shadow: 6px 6px 0 rgba(44, 62, 80, 0.15);
  }
}

/* 反馈类型深色区块 */
.page-contact .feedback-types {
  background:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    var(--bg-main);
  background-size: 32px 32px, 32px 32px, auto;
  padding: 48px 20px 56px;
  color: #fff;
}

.page-contact .feedback-types .section-title {
  color: #fff;
}

.page-contact .feedback-types .section-title::before {
  color: var(--accent-teal);
}

.page-contact .feedback-types .section-more {
  color: rgba(255, 255, 255, 0.6);
}

.page-contact .feedback-types-summary {
  max-width: 1200px;
  margin: 0 auto 24px;
  font-size: 14px;
  line-height: 1.7;
  color: #cbd5e0;
}

.page-contact .feedback-type-list {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-contact .feedback-type-item {
  background: var(--page-dark-tint);
  border: 1px solid var(--page-dark-border);
  border-left: 5px solid var(--accent-orange);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-contact .feedback-type-item:nth-child(2) {
  border-left-color: var(--status-red);
}

.page-contact .feedback-type-item:nth-child(3) {
  border-left-color: var(--accent-teal);
}

.page-contact .feedback-type-item:nth-child(4) {
  border-left-color: var(--status-blue);
}

.page-contact .feedback-type-details {
  padding: 0;
  color: inherit;
}

.page-contact .feedback-type-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  transition: background 0.15s ease;
}

.page-contact .feedback-type-summary::-webkit-details-marker {
  display: none;
}

.page-contact .feedback-type-index {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--accent-orange);
  border: 1px solid currentColor;
  padding: 2px 6px;
  flex: 0 0 auto;
}

.page-contact .feedback-type-summary img {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.4);
  background: #dce0e3;
  flex: 0 0 auto;
}

.page-contact .feedback-type-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  min-width: 0;
}

.page-contact .feedback-type-name {
  font-weight: 700;
  font-size: 17px;
  color: #fff;
  white-space: nowrap;
}

.page-contact .feedback-type-duration {
  margin-left: auto;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.72);
  white-space: nowrap;
}

.page-contact .feedback-type-body {
  padding: 2px 16px 18px 86px;
  font-size: 14px;
}

.page-contact .feedback-type-body p {
  margin: 0 0 10px;
  line-height: 1.75;
  color: var(--page-dark-ink);
}

@media (hover: hover) {
  .page-contact .feedback-type-item:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.4);
  }

  .page-contact .feedback-type-summary:hover {
    background: rgba(255, 255, 255, 0.04);
  }
}

/* 来访指引 */
.page-contact .visit-guide {
  padding: 52px 20px 64px;
}

.page-contact .visit-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 28px;
}

.page-contact .visit-map {
  position: relative;
  background: var(--page-card);
  border: 1px solid var(--bg-main);
  box-shadow: 4px 4px 0 rgba(44, 62, 80, 0.1);
  padding: 10px;
}

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

.page-contact .visit-map-svg {
  position: absolute;
  inset: 10px;
  width: calc(100% - 20px);
  height: calc(100% - 20px);
  pointer-events: none;
  z-index: 1;
}

.page-contact .visit-map-pin {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 2;
  background: var(--accent-orange);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  padding: 4px 9px;
  line-height: 1.3;
}

.page-contact .visit-map-tip {
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 2;
  background: rgba(44, 62, 80, 0.88);
  color: #fff;
  font-size: 12px;
  padding: 6px 10px;
  border-left: 3px solid var(--accent-teal);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.page-contact .visit-map:hover .visit-map-tip,
.page-contact .visit-map:focus-within .visit-map-tip {
  opacity: 1;
  transform: translateY(0);
}

.page-contact .visit-detail {
  background: var(--page-card);
  border: 1px solid var(--page-frame);
  box-shadow: 3px 3px 0 rgba(44, 62, 80, 0.08);
  padding: 24px;
}

.page-contact .visit-detail-title {
  font-size: 18px;
  margin: 0 0 14px;
}

.page-contact .visit-detail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-contact .visit-detail-list li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
}

.page-contact .visit-label {
  flex: 0 0 auto;
  min-width: 48px;
  font-weight: 700;
  color: var(--accent-teal);
}

.page-contact .visit-links {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 桌面栅格增强 */
@media (min-width: 900px) {
  .page-contact .contact-hero h1 {
    font-size: 36px;
  }

  .page-contact .contact-channels {
    padding-bottom: 64px;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .page-contact .channel-card {
    padding: 26px 24px 22px;
  }

  .page-contact .channel-value {
    font-size: 15px;
  }

  .page-contact .feedback-types {
    padding: 56px 20px 64px;
  }

  .page-contact .feedback-type-summary {
    padding: 16px 20px;
  }

  .page-contact .feedback-type-summary img {
    width: 84px;
    height: 84px;
  }

  .page-contact .feedback-type-body {
    padding: 4px 20px 22px 128px;
  }

  .page-contact .visit-grid {
    grid-template-columns: 1.15fr 1fr;
    gap: 32px;
    align-items: stretch;
  }

  .page-contact .visit-detail {
    padding: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .feedback-type-item,
  .page-contact .visit-map,
  .page-contact .visit-map-tip {
    transition: none !important;
    transform: none !important;
  }
}