.page-contact {
  --contact-cyan-glow: rgba(0, 212, 255, 0.2);
  --contact-orange-glow: rgba(255, 106, 0, 0.16);
  --contact-white-soft: rgba(220, 230, 242, 0.8);
  position: relative;
  background: var(--white);
  color: var(--graphite);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ===== Hero 地图封面 ===== */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  background: linear-gradient(135deg, var(--ink-deep) 0%, var(--ink) 60%, #12305e 100%);
  padding: 56px 0 72px;
  color: var(--white);
  overflow: hidden;
}

.page-contact .contact-hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-contact .hero-map-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  filter: saturate(0.85);
}

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

.page-contact .breadcrumb {
  margin-bottom: 28px;
}

.page-contact .breadcrumb a {
  color: var(--contact-white-soft);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.page-contact .contact-hero-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
  margin-top: 48px;
  align-items: center;
}

.page-contact .hero-kicker {
  display: inline-flex;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  border-left: 3px solid var(--orange);
  padding-left: 12px;
  margin-bottom: 18px;
}

.page-contact .contact-hero-copy h1 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 2.9rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
  color: var(--white);
  max-width: 14em;
}

.page-contact .contact-hero-copy .lead {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--contact-white-soft);
  max-width: 36em;
  margin-bottom: 30px;
}

.page-contact .contact-hero-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.page-contact .contact-hero-legend .legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  color: var(--contact-white-soft);
}

.page-contact .legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex: 0 0 auto;
}

.page-contact .contact-hero-visual {
  position: relative;
  min-height: 240px;
}

.page-contact .hero-contour {
  width: 100%;
  height: auto;
  display: block;
}

/* ===== Section 通用头部 ===== */
.page-contact .contact-channels .section-head,
.page-contact .contact-support .section-head,
.page-contact .contact-feedback .section-head,
.page-contact .contact-links .section-head {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 44px;
}

.page-contact .section-index {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--orange);
  line-height: 1.6;
}

.page-contact .section-head-text h2 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 2.4vw, 2.1rem);
  color: var(--ink);
  margin: 0 0 6px;
}

.page-contact .section-head-text .section-desc {
  font-size: 0.95rem;
  color: #5e6b82;
  margin: 0;
}

/* ===== 01 联系方式 ===== */
.page-contact .contact-channels {
  padding: 88px 0;
  background: var(--white);
}

.page-contact .contact-channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-contact .contact-channel-card {
  position: relative;
  background: linear-gradient(160deg, var(--ink-soft), var(--ink) 70%);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: 30px 26px 28px;
  color: var(--white);
  overflow: hidden;
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}

.page-contact .contact-channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--gold));
}

.page-contact .contact-channel-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 106, 0, 0.55);
  box-shadow: 0 16px 38px rgba(7, 22, 51, 0.18);
}

.page-contact .channel-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .channel-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: 16px;
  background: rgba(0, 212, 255, 0.1);
  margin: 20px 0 16px;
}

.page-contact .contact-channel-card h3 {
  font-family: var(--font-head);
  font-size: 1.22rem;
  color: var(--white);
  margin: 0 0 10px;
}

.page-contact .channel-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  margin-bottom: 12px;
  line-height: 1.5;
  word-break: break-all;
  transition: color 0.2s ease;
}

.page-contact a.channel-value:hover {
  color: var(--orange);
  text-decoration: underline;
}

.page-contact .channel-address {
  font-family: var(--font-body);
  font-size: 0.96rem;
  color: var(--white);
  word-break: keep-all;
}

.page-contact .channel-note {
  font-size: 0.86rem;
  line-height: 1.65;
  color: rgba(220, 230, 242, 0.75);
  margin: 0;
}

/* ===== 02 支持渠道说明 ===== */
.page-contact .contact-support {
  padding: 88px 0;
  background: var(--cloud);
  border-bottom: 1px solid var(--mist);
}

.page-contact .support-scope-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 38px;
  align-items: center;
}

.page-contact .support-scope-block {
  background: var(--white);
  border-left: 4px solid var(--orange);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-card);
}

.page-contact .support-scope-block h3 {
  font-family: var(--font-head);
  font-size: 1.25rem;
  color: var(--ink);
  margin: 0 0 14px;
}

.page-contact .support-scope-block p {
  margin: 0 0 14px;
  line-height: 1.8;
  font-size: 0.94rem;
  color: var(--graphite);
}

.page-contact .support-scope-block p:last-child {
  margin-bottom: 0;
}

.page-contact .support-meta-list {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.page-contact .support-meta-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
  background: var(--white);
  border: 1px solid var(--mist);
  border-radius: var(--radius-pill);
  padding: 12px 20px;
  font-size: 0.88rem;
}

.page-contact .meta-label {
  font-weight: 600;
  color: var(--graphite);
}

.page-contact .meta-value {
  font-family: var(--font-mono);
  color: var(--ink);
  text-align: right;
}

.page-contact .support-extra-note {
  margin-top: 24px;
  font-size: 0.9rem;
  line-height: 1.8;
  color: #5e6b82;
}

.page-contact .support-visual {
  position: relative;
}

.page-contact .support-team-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  object-fit: cover;
  aspect-ratio: 3 / 2;
  box-shadow: var(--shadow-card);
}

.page-contact .support-badge {
  position: absolute;
  left: 18px;
  bottom: 18px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: var(--ink);
  color: var(--white);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: var(--radius-pill);
  padding: 10px 16px;
  font-size: 0.82rem;
  box-shadow: 0 12px 28px rgba(7, 22, 51, 0.32);
}

/* ===== 03 问题反馈流程 ===== */
.page-contact .contact-feedback {
  padding: 88px 0;
  background: linear-gradient(150deg, var(--ink-deep), var(--ink) 70%);
  color: var(--white);
}

.page-contact .contact-feedback .section-head-text h2 {
  color: var(--white);
}

.page-contact .contact-feedback .section-head-text .section-desc {
  color: rgba(220, 230, 242, 0.72);
}

.page-contact .contact-feedback .section-index {
  color: var(--gold);
}

.page-contact .feedback-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-contact .feedback-step {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(0, 212, 255, 0.16);
  border-radius: var(--radius-lg);
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  transition: transform 0.28s ease, border-color 0.28s ease;
}

.page-contact .feedback-step:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 106, 0, 0.6);
}

.page-contact .step-number {
  font-family: var(--font-mono);
  font-size: 2.1rem;
  line-height: 1;
  font-weight: 700;
  color: var(--orange);
  display: block;
  margin-bottom: 18px;
}

.page-contact .step-body h3 {
  font-family: var(--font-head);
  font-size: 1.14rem;
  color: var(--white);
  margin: 0 0 12px;
}

.page-contact .step-body p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(220, 230, 242, 0.78);
  margin: 0 0 20px;
  flex: 1;
}

.page-contact .step-body .btn {
  align-self: flex-start;
}

.page-contact .feedback-note {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px dashed rgba(255, 180, 0, 0.35);
  border-radius: var(--radius-md);
  padding: 20px 24px;
}

.page-contact .feedback-note p {
  flex: 1;
  min-width: 220px;
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(220, 230, 242, 0.85);
}

/* ===== 04 更多入口 ===== */
.page-contact .contact-links {
  padding: 88px 0;
  background: var(--white);
}

.page-contact .contact-link-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-contact .contact-link-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--cloud);
  border: 1px solid var(--mist);
  border-radius: var(--radius-md);
  padding: 24px 22px;
  text-decoration: none;
  color: var(--graphite);
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease, background-color 0.24s ease;
}

.page-contact .contact-link-card:hover {
  transform: translateY(-4px);
  background: var(--white);
  border-color: rgba(0, 212, 255, 0.55);
  box-shadow: var(--shadow-card);
}

.page-contact .link-card-code {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--orange);
  letter-spacing: 0.1em;
}

.page-contact .link-card-title {
  font-family: var(--font-head);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .link-card-desc {
  font-size: 0.84rem;
  line-height: 1.6;
  color: #5e6b82;
}

/* ===== 桌面端优化 ===== */
@media (min-width: 768px) {
  .page-contact .contact-channel-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

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

@media (min-width: 820px) {
  .page-contact .feedback-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero-layout {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
    margin-top: 64px;
  }
}

@media (min-width: 920px) {
  .page-contact .support-scope-grid {
    grid-template-columns: 6fr 5fr;
    gap: 56px;
  }
}