/* =============================================
   Contact Page — 服务联络
   Scope: .page-contact
============================================ */

.page-contact {
  background: var(--bg-light);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ---- Hero ---- */

.page-contact .contact-hero {
  position: relative;
  padding: 56px 0 64px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(11, 29, 42, 0.04) 1px, transparent 1px) 0 0 / 56px 56px,
    linear-gradient(rgba(11, 29, 42, 0.04) 1px, transparent 1px) 0 0 / 56px 56px;
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 40px;
  font-size: 13px;
}

.page-contact .breadcrumb-item {
  color: var(--ink-secondary);
  text-decoration: none;
  font-family: var(--font-mono);
}

.page-contact .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 8px;
  color: var(--blue-light);
}

.page-contact .hero-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 7vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--ink);
  margin: 0 0 24px;
}

.page-contact .contact-hero-lead {
  font-size: 1.125rem;
  color: var(--ink-secondary);
  max-width: 36em;
  margin: 0 0 28px;
}

.page-contact .hero-meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--green-deep);
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: 8px 14px;
}

.page-contact .hero-meta::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--yellow-match);
  display: inline-block;
}

.page-contact .hero-coordinate {
  display: none;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green-deep);
  text-align: right;
  line-height: 1.2;
  border-right: 4px solid var(--yellow-match);
  padding-right: 16px;
  align-self: end;
  justify-self: end;
}

/* ---- 01 官方联系渠道 ---- */

.page-contact .contact-channels {
  background: var(--bg-card);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-layout-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-contact .contact-info-panel {
  padding: 40px 0;
}

.page-contact .section-index {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--blue-sky);
  display: inline-block;
  margin-bottom: 12px;
  letter-spacing: 0.08em;
}

.page-contact .contact-info-panel h2,
.page-contact .scope-head h2,
.page-contact .form-card h2,
.page-contact .location-text h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 900;
  margin: 0 0 16px;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.page-contact .contact-info-lead {
  color: var(--ink-secondary);
  margin: 0 0 28px;
}

.page-contact .contact-list {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-list-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-list-label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-secondary);
  font-family: var(--font-mono);
  margin-bottom: 6px;
}

.page-contact .contact-phone {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 4vw, 2.9rem);
  font-weight: 700;
  color: var(--green-deep);
  text-decoration: none;
  line-height: 1.15;
  letter-spacing: 0.02em;
}

.page-contact .contact-phone:hover {
  color: var(--blue-sky);
}

.page-contact .contact-email-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--blue-sky);
  text-decoration: underline;
  text-underline-offset: 4px;
  word-break: break-all;
}

.page-contact .contact-list-note {
  display: block;
  font-size: 0.9rem;
  color: var(--ink-secondary);
  margin-top: 6px;
}

.page-contact .contact-meta-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 0;
  padding: 20px;
  background: var(--bg-light);
  border-left: 4px solid var(--yellow-match);
}

.page-contact .contact-meta-item dt {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.page-contact .contact-meta-item dd {
  margin: 4px 0 0;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
}

.page-contact .map-visual-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--space-dark);
  height: 360px;
}

.page-contact .map-visual-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .map-legend {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  padding: 10px 14px;
  display: flex;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink);
}

.page-contact .legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-contact .legend-symbol {
  width: 8px;
  height: 8px;
  display: inline-block;
}

.page-contact .legend-phone {
  background: var(--blue-sky);
}

.page-contact .legend-mail {
  background: var(--green-bright);
}

.page-contact .legend-pin {
  background: var(--yellow-match);
  border-radius: 50%;
}

.page-contact .map-visual-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 20px;
  background: linear-gradient(transparent, rgba(11, 29, 42, 0.85));
}

.page-contact .map-pin-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--yellow-match);
  color: var(--ink);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 6px 12px;
}

.page-contact .map-pin-label::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--green-deep);
}

/* ---- 02 服务范围 ---- */

.page-contact .contact-scope {
  background: var(--green-deep);
  padding: 64px 0;
}

.page-contact .scope-head {
  margin-bottom: 40px;
}

.page-contact .scope-head .section-index {
  color: var(--yellow-match);
}

.page-contact .scope-head h2 {
  color: var(--bg-card);
}

.page-contact .scope-lead {
  color: rgba(255, 255, 255, 0.82);
  max-width: 32em;
  margin-bottom: 0;
}

.page-contact .scope-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-contact .scope-card {
  background: rgba(255, 255, 255, 0.06);
  border-top: 3px solid var(--yellow-match);
  padding: 28px 24px;
  color: var(--bg-card);
}

.page-contact .scope-card-num {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.25);
  display: block;
  margin-bottom: 16px;
  line-height: 1;
}

.page-contact .scope-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0 12px;
}

.page-contact .scope-card p {
  font-size: 0.97rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 0 20px;
}

.page-contact .scope-card-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--yellow-match);
  border: 1px solid rgba(255, 193, 7, 0.5);
  padding: 4px 10px;
  word-break: break-all;
}

/* ---- 03 联系表单 ---- */

.page-contact .contact-form-section {
  background: var(--space-dark);
  padding: 64px 0;
}

.page-contact .form-layout-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-contact .form-card {
  background: var(--bg-card);
  padding: 32px 28px;
  border-top: 4px solid var(--yellow-match);
}

.page-contact .form-card-lead {
  color: var(--ink-secondary);
  font-size: 0.95rem;
  margin-bottom: 28px;
}

.page-contact .form-body {
  display: block;
}

.page-contact .form-field {
  margin-bottom: 20px;
}

.page-contact .form-field label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}

.page-contact .form-field input,
.page-contact .form-field select,
.page-contact .form-field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--bg-light);
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  box-sizing: border-box;
}

.page-contact .form-field textarea {
  resize: vertical;
  min-height: 120px;
}

.page-contact .form-field input:focus,
.page-contact .form-field select:focus,
.page-contact .form-field textarea:focus {
  outline: 2px solid var(--blue-sky);
  outline-offset: 0;
  border-color: var(--blue-sky);
}

.page-contact .form-submit {
  margin-top: 8px;
  border: none;
}

.page-contact .form-submit summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--yellow-match);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 32px;
  border: 2px solid var(--yellow-match);
  transition: var(--transition);
  user-select: none;
}

.page-contact .form-submit summary::-webkit-details-marker {
  display: none;
}

.page-contact .form-submit summary:hover {
  background: var(--green-deep);
  border-color: var(--green-deep);
  color: var(--bg-card);
}

.page-contact .form-submit summary:focus-visible {
  outline: 3px solid var(--blue-sky);
  outline-offset: 2px;
}

.page-contact .form-submit[open] summary {
  background: var(--green-deep);
  border-color: var(--green-deep);
  color: var(--bg-card);
}

.page-contact .form-submit-result {
  margin-top: 16px;
  background: #E8F5E9;
  border: 1px solid var(--green-bright);
  color: var(--green-deep);
  font-weight: 600;
  padding: 14px 16px;
  font-size: 0.95rem;
}

.page-contact .support-visual {
  position: relative;
  overflow: hidden;
  min-height: 300px;
  border: 1px solid var(--line);
  background: var(--space-dark);
}

.page-contact .support-visual-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .support-visual-note {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  background: rgba(11, 29, 42, 0.88);
  color: var(--bg-card);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-family: var(--font-mono);
}

.page-contact .support-visual-title {
  font-size: 0.8rem;
  color: var(--blue-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.page-contact .support-visual-time {
  font-size: 2rem;
  font-weight: 700;
  color: var(--yellow-match);
  line-height: 1.1;
}

.page-contact .support-visual-weekday {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
}

/* ---- 04 办公位置 ---- */

.page-contact .contact-location {
  background: var(--bg-light);
  padding: 64px 0;
}

.page-contact .location-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-contact .location-text p {
  color: var(--ink-secondary);
  max-width: 34em;
  margin: 0 0 16px;
}

.page-contact .location-text p:last-of-type {
  font-size: 0.95rem;
}

.page-contact .location-note-list {
  list-style: none;
  margin: 24px 0 28px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .location-note-list li {
  display: flex;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
  color: var(--ink);
}

.page-contact .location-note-list span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--blue-sky);
  min-width: 4em;
  flex-shrink: 0;
  padding-top: 2px;
}

.page-contact .legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .location-map-svg {
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: 8px;
}

.page-contact .location-map-svg-graphic {
  display: block;
  width: 100%;
  height: auto;
}

/* ---- 桌面端 ---- */

@media (min-width: 992px) {
  .page-contact .contact-hero {
    padding: 72px 0 96px;
  }

  .page-contact .hero-layout {
    grid-template-columns: 1fr auto;
    align-items: end;
  }

  .page-contact .hero-coordinate {
    display: block;
  }

  .page-contact .contact-info-panel {
    padding: 72px 0 64px;
  }

  .page-contact .contact-layout-main {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    align-items: stretch;
  }

  .page-contact .map-visual-panel {
    height: 640px;
  }

  .page-contact .contact-meta-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .contact-scope {
    padding: 88px 0;
  }

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

  .page-contact .contact-form-section {
    padding: 88px 0;
  }

  .page-contact .form-layout-grid {
    grid-template-columns: 7fr 5fr;
    gap: 40px;
    align-items: stretch;
  }

  .page-contact .form-card {
    padding: 48px 40px;
  }

  .page-contact .contact-location {
    padding: 88px 0;
  }

  .page-contact .location-layout {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    align-items: center;
  }

  .page-contact .location-map-svg {
    padding: 16px;
  }
}