/* ===== 联系与反馈页专属 ===== */
.page-contact {
  --contact-panel: var(--bg-warm);
  --contact-night: var(--bg-deep);
  --contact-ink: var(--text-primary);
  --contact-muted: var(--text-muted);
  --contact-tag-shadow: 2px 2px 0 var(--bg-deep);

  background: var(--contact-panel);
  color: var(--contact-ink);
  padding: 20px 0 72px;
}

.page-contact .breadcrumbs {
  margin-bottom: 18px;
}

/* 首屏标题带 */
.page-contact__hero {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 44px;
  padding-bottom: 22px;
  border-bottom: 3px solid var(--contact-night);
  position: relative;
}

.page-contact__hero-title-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.page-contact__hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: 0.01em;
  margin: 0;
  flex: 1 1 320px;
}

.page-contact__hero-sub {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.72;
  color: var(--contact-muted);
  margin: 0;
  max-width: 760px;
}

.page-contact__hero-sticker {
  background: var(--accent);
  color: var(--text-on-deep);
  border: 2px solid var(--contact-night);
  border-radius: var(--radius-pill);
  font-family: var(--font-hand);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 6px 14px;
  transform: rotate(3deg);
  box-shadow: 3px 3px 0 var(--contact-night);
  white-space: nowrap;
}

.page-contact__hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -9px;
  width: 88px;
  height: 8px;
  border-radius: 99px;
  background: var(--accent);
}

/* 反馈渠道 */
.page-contact__channels {
  margin-bottom: 48px;
}

.page-contact__channels .section-head {
  margin-bottom: 20px;
}

.page-contact__channels-grid {
  display: grid;
  gap: 18px;
}

.page-contact__channel-card {
  border: 2px solid var(--contact-night);
  border-radius: var(--radius-lg);
  box-shadow: 3px 3px 0 var(--contact-night);
  padding: 24px 20px 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.page-contact__channel-icon {
  width: 68px;
  height: 68px;
  margin-bottom: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.52);
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 2px solid var(--contact-night);
}

.page-contact__channel-icon svg {
  width: 40px;
  height: 40px;
}

.page-contact__channel-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-contact__channel-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0;
}

.page-contact__channel-desc {
  font-family: var(--font-body);
  font-size: 0.94rem;
  line-height: 1.65;
  margin: 0;
  color: var(--contact-ink);
  opacity: 0.78;
}

.page-contact__channel-btn {
  display: block;
  width: 100%;
  margin-top: 10px;
  text-align: center;
  border-radius: var(--radius-pill);
  background: var(--contact-night);
  color: var(--text-on-deep);
  text-decoration: none;
  padding: 10px 14px;
  border: 2px solid var(--contact-night);
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 700;
  word-break: break-all;
  line-height: 1.4;
}

.page-contact__channel-addr {
  margin: 0;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.55;
}

/* 处理时效深色面板 */
.page-contact__timeline {
  margin: 52px 0;
  border-radius: var(--radius-lg);
  background: var(--contact-night);
  color: var(--text-on-deep);
  padding: 30px 18px 28px;
  position: relative;
  overflow: hidden;
}

.page-contact__timeline::before {
  content: "";
  position: absolute;
  right: -30px;
  top: -30px;
  width: 130px;
  height: 130px;
  background: radial-gradient(var(--text-soft) 0 2px, transparent 3px);
  background-size: 14px 14px;
  opacity: 0.18;
  pointer-events: none;
}

.page-contact__timeline-inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
  z-index: 1;
}

.page-contact__timeline .section-head__title {
  color: var(--text-on-deep);
}

.page-contact__timeline-note {
  font-family: var(--font-body);
  font-size: 0.96rem;
  line-height: 1.75;
  opacity: 0.85;
  margin: 0;
  max-width: 700px;
}

.page-contact__timeline-days {
  display: grid;
  gap: 12px;
  margin-top: 6px;
}

.page-contact__day {
  border-radius: var(--radius-md);
  border: 2px solid rgba(255, 255, 255, 0.38);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-contact__day--coral {
  background: var(--card-coral);
}

.page-contact__day--mint {
  background: var(--card-mint);
}

.page-contact__day-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--bg-deep);
  line-height: 1;
  flex-shrink: 0;
}

.page-contact__day-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-contact__day-info strong {
  font-family: var(--font-display);
  font-size: 1.02rem;
  color: var(--bg-deep);
}

.page-contact__day-info span {
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.4;
  color: var(--bg-deep);
  opacity: 0.84;
}

.page-contact__timeline-art {
  display: block;
  max-width: 100%;
  height: auto;
  margin-top: 10px;
  border-radius: var(--radius-md);
}

/* 反馈主题 */
.page-contact__topics {
  margin: 8px 0 0;
}

.page-contact__topic-list {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.page-contact__topic-row {
  background: var(--bg-panel);
  border: 2px solid var(--contact-night);
  border-radius: var(--radius-md);
  box-shadow: 2px 2px 0 var(--contact-night);
  padding: 18px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-contact__topic-tag {
  align-self: flex-start;
  font-family: var(--font-hand);
  font-weight: 700;
  font-size: 0.86rem;
  line-height: 1.3;
  word-break: break-word;
  box-shadow: var(--contact-tag-shadow);
}

.page-contact__topic-desc {
  font-family: var(--font-body);
  font-size: 0.94rem;
  line-height: 1.7;
  margin: 4px 0 0;
}

.page-contact__topic-link {
  align-self: flex-start;
  margin-top: 6px;
}

/* 响应式：平板 */
@media (min-width: 640px) {
  .page-contact__channels-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact__timeline-days {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact__timeline-inner {
    gap: 22px;
  }

  .page-contact__topic-row {
    padding: 20px 22px 18px;
  }
}

/* 响应式：桌面 */
@media (min-width: 960px) {
  .page-contact {
    padding: 28px 0 88px;
  }

  .page-contact__channels-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact__timeline-inner {
    align-items: flex-start;
  }

  .page-contact__timeline-art {
    align-self: center;
  }

  .page-contact__topic-row {
    flex-direction: row;
    align-items: center;
    gap: 18px;
  }

  .page-contact__topic-tag {
    flex: 0 0 200px;
    margin-bottom: 0;
  }

  .page-contact__topic-desc {
    flex: 1 1 auto;
    margin: 0;
  }

  .page-contact__topic-link {
    flex: 0 0 auto;
    margin: 0;
  }
}