.page-contact {
  display: block;
  overflow-x: clip;
  background: var(--space-800);
  color: var(--mist);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(24px, 4vw, 48px) 0 clamp(46px, 6vw, 78px);
  background:
    radial-gradient(110% 80% at 8% -10%, rgba(139, 92, 246, 0.18), transparent 60%),
    radial-gradient(90% 70% at 96% 4%, rgba(45, 226, 230, 0.12), transparent 62%),
    linear-gradient(180deg, var(--space-700) 0%, var(--space-800) 100%);
}

.page-contact .hero-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 44px);
  margin-top: clamp(12px, 2vw, 20px);
}

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

.page-contact .hero-side {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact h1 {
  margin: 0.5em 0 0.45em;
  font-family: var(--font-display);
  font-size: clamp(1.95rem, 6.2vw, 3.4rem);
  line-height: 1.12;
  letter-spacing: 0.012em;
  font-weight: 800;
  color: var(--mist);
}

.page-contact h2 {
  margin: 0.45em 0 0.5em;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 4.2vw, 2.2rem);
  line-height: 1.22;
  letter-spacing: 0.008em;
  color: var(--mist);
}

.page-contact h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.08rem;
  line-height: 1.38;
  color: var(--mist);
}

.page-contact p {
  margin: 0 0 12px;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact a {
  color: inherit;
}

.page-contact .lede {
  max-width: 34em;
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.08rem);
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .section-sub {
  max-width: 44em;
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--slate);
}

/* 邮箱主卡 */
.page-contact .mail-card {
  position: relative;
  margin-top: clamp(22px, 3vw, 32px);
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-gold);
  background:
    linear-gradient(135deg, rgba(232, 180, 90, 0.14) 0%, rgba(19, 44, 86, 0.74) 46%, rgba(7, 21, 46, 0.94) 100%);
  box-shadow: var(--shadow-lift);
  overflow: hidden;
}

.page-contact .mail-card::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -100px;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 180, 90, 0.32), transparent 68%);
  pointer-events: none;
}

.page-contact .mail-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-contact .mail-label::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px rgba(232, 180, 90, 0.9);
}

.page-contact .mail-value {
  display: block;
  margin: 8px 0 18px;
  font-family: var(--font-mono);
  font-size: clamp(1.02rem, 3.4vw, 1.55rem);
  letter-spacing: 0.01em;
  color: var(--gold-soft);
  word-break: break-all;
}

.page-contact .mail-actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 首屏右侧 */
.page-contact .hero-visual {
  margin: 0;
  padding: 8px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(19, 44, 86, 0.82), rgba(4, 11, 24, 0.92));
  box-shadow: var(--shadow-deep);
  overflow: hidden;
}

.page-contact .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-lg) - 8px);
  object-fit: cover;
}

.page-contact .mini-card {
  display: grid;
  gap: 4px;
  padding: 15px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: rgba(13, 33, 69, 0.76);
  text-decoration: none;
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.page-contact a.mini-card:hover {
  border-color: var(--line-cyan);
  transform: translateY(-2px);
  box-shadow: 0 18px 34px -26px rgba(45, 226, 230, 0.85);
}

.page-contact .mini-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-contact .mini-value {
  font-family: var(--font-display);
  font-size: 0.98rem;
  line-height: 1.45;
  color: var(--mist);
  word-break: break-word;
}

.page-contact .mini-value--tel {
  font-family: var(--font-mono);
  font-size: clamp(1.12rem, 3.6vw, 1.35rem);
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-contact .mini-note {
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--slate);
}

/* ---------- 咨询分流 ---------- */
.page-contact .contact-routing {
  padding: clamp(46px, 7vw, 86px) 0;
  background: var(--space-800);
}

.page-contact .routing-head {
  max-width: 46rem;
  margin-bottom: clamp(24px, 4vw, 38px);
}

.page-contact .route-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .route-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 20px 20px;
  border-radius: var(--radius-lg) var(--radius-lg) var(--radius-lg) 4px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(170deg, rgba(19, 44, 86, 0.84), rgba(7, 21, 46, 0.88));
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.page-contact .route-card::before {
  content: "";
  position: absolute;
  left: 20px;
  right: 20px;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent);
  opacity: 0.75;
}

.page-contact .route-card:nth-child(2)::before {
  background: linear-gradient(90deg, var(--violet), transparent);
}

.page-contact .route-card:nth-child(3)::before {
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.page-contact .route-card:nth-child(4)::before {
  background: linear-gradient(90deg, var(--mint), transparent);
}

.page-contact .route-card:hover {
  border-color: var(--line-gold);
  transform: translateY(-4px);
  box-shadow: 0 26px 50px -34px rgba(4, 11, 24, 0.98);
}

.page-contact .route-num {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-contact .route-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--slate);
}

.page-contact .route-card p a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 226, 230, 0.4);
}

.page-contact .route-card p a:hover {
  color: var(--mist);
}

.page-contact .route-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .route-tags li {
  padding: 6px 9px;
  border-radius: 999px;
  border: 1px solid var(--line-soft);
  background: rgba(143, 168, 200, 0.07);
  font-size: 0.71rem;
  line-height: 1;
  color: var(--slate);
}

.page-contact .route-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  align-self: flex-start;
  margin-top: auto;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(232, 180, 90, 0.42);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--gold-soft);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .route-link::after {
  content: "→";
}

.page-contact .route-link:hover {
  color: var(--gold);
  border-color: var(--gold);
}

/* ---------- 响应节奏与服务范围 ---------- */
.page-contact .contact-coverage {
  padding: clamp(46px, 7vw, 86px) 0;
  background: linear-gradient(180deg, var(--space-700) 0%, var(--space-800) 100%);
}

.page-contact .coverage-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-contact .coverage-list {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .coverage-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border-left: 2px solid var(--line-cyan);
  background: rgba(19, 44, 86, 0.58);
}

.page-contact .coverage-num {
  font-family: var(--font-mono);
  font-size: 0.94rem;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-contact .coverage-text {
  font-size: 0.9rem;
  line-height: 1.68;
  color: var(--slate);
}

.page-contact .coverage-visual {
  position: relative;
  margin: 0;
  padding: 10px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-cyan);
  background:
    radial-gradient(circle at 34% 38%, rgba(45, 226, 230, 0.18), transparent 58%),
    radial-gradient(circle at 78% 72%, rgba(139, 92, 246, 0.16), transparent 60%),
    rgba(7, 21, 46, 0.88);
  box-shadow: var(--shadow-deep);
  overflow: hidden;
}

.page-contact .coverage-visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-lg) - 10px);
  object-fit: cover;
}

.page-contact .coverage-visual .media-caption {
  display: block;
  margin: 10px 4px 2px;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--slate);
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .contact-visit {
  padding: clamp(46px, 7vw, 86px) 0;
  background: var(--space-800);
}

.page-contact .visit-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 34px);
  align-items: start;
  padding: clamp(24px, 4vw, 42px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  background: linear-gradient(120deg, rgba(139, 92, 246, 0.13), rgba(7, 21, 46, 0.92) 58%);
  overflow: hidden;
}

.page-contact .visit-panel::before {
  content: "";
  position: absolute;
  top: -42%;
  right: -12%;
  width: 340px;
  height: 340px;
  background: conic-gradient(from 210deg, rgba(45, 226, 230, 0.16), transparent 45%);
  pointer-events: none;
}

.page-contact .visit-head,
.page-contact .visit-body {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.page-contact .visit-body p:last-of-type {
  margin-bottom: 18px;
}

.page-contact .visit-action {
  margin-top: 4px;
}

/* ---------- 合作与纠错 ---------- */
.page-contact .contact-partner {
  padding: clamp(46px, 7vw, 86px) 0;
  background: linear-gradient(180deg, var(--space-700) 0%, var(--space-800) 100%);
}

.page-contact .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-contact .partner-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(19, 44, 86, 0.8), rgba(7, 21, 46, 0.92));
}

.page-contact .partner-card--fix {
  border-color: rgba(61, 220, 151, 0.32);
  background: linear-gradient(160deg, rgba(61, 220, 151, 0.1), rgba(7, 21, 46, 0.94) 62%);
}

.page-contact .partner-card p {
  font-size: 0.92rem;
  line-height: 1.75;
}

.page-contact .partner-card p a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 226, 230, 0.4);
}

.page-contact .partner-card p a:hover {
  color: var(--mist);
}

.page-contact .partner-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px;
  margin: 8px 0 16px;
  padding: 0;
  list-style: none;
}

.page-contact .partner-stats li {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-soft);
  background: rgba(143, 168, 200, 0.08);
}

.page-contact .partner-stats strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gold-soft);
}

.page-contact .partner-stats span {
  font-size: 0.76rem;
  color: var(--slate);
}

/* ---------- 常见联系问题 ---------- */
.page-contact .contact-faq {
  padding: clamp(46px, 7vw, 86px) 0 clamp(52px, 8vw, 96px);
  background: var(--space-800);
}

.page-contact .faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
  align-items: start;
}

.page-contact .faq-head .section-sub {
  margin-top: 4px;
}

.page-contact .faq-list {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.page-contact .faq-item {
  padding: 0 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: rgba(13, 33, 69, 0.64);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-contact .faq-item[open] {
  border-color: var(--line-cyan);
  background: rgba(19, 44, 86, 0.84);
}

.page-contact .faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 0;
  list-style: none;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--mist);
}

.page-contact .faq-item summary::-webkit-details-marker {
  display: none;
}

.page-contact .faq-item summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--cyan);
}

.page-contact .faq-item[open] summary::after {
  content: "−";
}

.page-contact .faq-item p {
  margin: 0 0 16px;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact .faq-item p a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 226, 230, 0.4);
}

.page-contact .faq-item p a:hover {
  color: var(--mist);
}

.page-contact .back-top {
  margin: 26px 0 0;
}

.page-contact .back-top a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 2px;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 0.82rem;
  color: var(--slate);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .back-top a:hover {
  color: var(--cyan);
  border-color: var(--line-cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-contact .coverage-list li {
    grid-template-columns: 9.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }
}

@media (min-width: 640px) {
  .page-contact .route-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-contact .visit-panel {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }
}

@media (min-width: 900px) {
  .page-contact .hero-board {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .coverage-board {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .faq-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

  .page-contact .faq-head {
    position: sticky;
    top: 96px;
  }
}

@media (min-width: 1080px) {
  .page-contact .route-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .route-card,
  .page-contact .mini-card,
  .page-contact .faq-item,
  .page-contact .route-link,
  .page-contact .back-top a {
    transition: none;
  }

  .page-contact .route-card:hover,
  .page-contact a.mini-card:hover {
    transform: none;
  }
}