/* ============================================================
   联系我们 · 页面专属样式
   作用域：.page-contact
   移动优先，含断点增强
   ============================================================ */
.page-contact {
  --pc-blue-deep: #08172B;
  --pc-blue: #0B1F3A;
  --pc-blue-light: #16335C;
  --pc-orange: #FF6B2C;
  --pc-gold: #F5B301;
  --pc-cream: #F5F2EB;
  --pc-stone-soft: #D8D2C0;
  --pc-charcoal: #1A1A1A;
  --pc-border-soft: rgba(216, 210, 192, 0.2);
  --pc-text-muted: rgba(245, 242, 235, 0.6);
  --pc-text-soft: rgba(245, 242, 235, 0.82);
  background: var(--pc-blue);
  color: var(--pc-cream);
  min-height: 70vh;
  overflow-x: hidden;
}

/* ---------- Hero ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 36px 0 52px;
  background:
    radial-gradient(ellipse 480px 320px at 92% 14%, rgba(255, 107, 44, 0.18), transparent),
    radial-gradient(ellipse 360px 280px at 4% 100%, rgba(245, 179, 1, 0.12), transparent),
    linear-gradient(135deg, var(--pc-blue-deep) 0%, var(--pc-blue) 55%, var(--pc-blue-light) 100%);
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: -72px;
  right: -50px;
  width: 280px;
  height: 280px;
  background: linear-gradient(135deg, transparent 46%, rgba(245, 179, 1, 0.18) 46%, rgba(245, 179, 1, 0.18) 56%, transparent 56%);
  transform: rotate(15deg);
  pointer-events: none;
}

.page-contact .contact-hero .breadcrumbs {
  position: relative;
  z-index: 1;
  margin-bottom: 36px;
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.page-contact .contact-hero-copy .overline {
  display: inline-block;
  margin-bottom: 10px;
}

.page-contact .contact-hero-copy h1 {
  margin: 0 0 14px;
  font-size: clamp(2.6rem, 7vw, 4.2rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  font-weight: 900;
  color: var(--color-white);
}

.page-contact .contact-hero-copy .page-subtitle {
  max-width: 560px;
  margin: 0;
  color: var(--pc-text-soft);
}

.page-contact .contact-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-contact .contact-hero-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 128px;
  padding: 16px 22px;
  background: rgba(11, 31, 58, 0.58);
  border: 1px solid var(--pc-border-soft);
  border-radius: var(--radius-md);
  backdrop-filter: blur(6px);
}

.page-contact .contact-hero-stat .stat-value {
  font-size: 1.85rem;
  font-weight: 900;
  line-height: 1.1;
  color: var(--color-accent);
}

.page-contact .contact-hero-stat .stat-label {
  font-size: 0.78rem;
  color: var(--pc-text-muted);
}

/* ---------- 主区：地图线条背景 + 左右分置 ---------- */
.page-contact .contact-main {
  position: relative;
  padding: 64px 0 76px;
  background:
    linear-gradient(rgba(245, 179, 1, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 179, 1, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, var(--pc-blue-deep) 0%, var(--pc-blue) 100%);
  background-size: 44px 44px, 44px 44px, auto;
  overflow: hidden;
}

.page-contact .contact-bg-lines {
  position: absolute;
  right: -20px;
  top: 110px;
  width: 420px;
  max-width: 72%;
  height: auto;
  z-index: 0;
  pointer-events: none;
}

.page-contact .contact-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

/* ---------- 左侧：联系渠道 ---------- */
.page-contact .contact-channels {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.page-contact .contact-channels .section-header {
  margin-bottom: 2px;
}

.page-contact .contact-channels .section-desc {
  color: var(--pc-text-soft);
}

.page-contact .contact-channel-list {
  display: grid;
  gap: 20px;
}

.page-contact .contact-channel-card {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  background: var(--pc-cream);
  color: var(--pc-charcoal);
  padding: 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.page-contact .contact-channel-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.page-contact .contact-channel-icon {
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--pc-blue);
  border-radius: 14px;
}

.page-contact .contact-channel-icon svg {
  width: 24px;
  height: 24px;
}

.page-contact .contact-channel-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 7px;
  min-width: 0;
}

.page-contact .contact-channel-body h3 {
  margin: 0;
  font-size: 1.12rem;
  font-weight: 800;
  line-height: 1.4;
}

.page-contact .contact-channel-body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(26, 26, 26, 0.66);
}

.page-contact .contact-channel-value {
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--pc-blue);
  text-decoration: none;
  word-break: break-all;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(11, 31, 58, 0.22);
  align-self: flex-start;
  transition: color var(--duration), border-color var(--duration);
}

a.page-contact .contact-channel-value:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.page-contact .contact-channel-send {
  display: inline-block;
  align-self: flex-start;
  margin-top: 4px;
  padding: 8px 18px;
  background: var(--pc-blue);
  color: var(--pc-cream);
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border-radius: var(--radius-pill);
  transition: background var(--duration), transform var(--duration);
}

.page-contact .contact-channel-send:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
}

.page-contact .contact-channel-note {
  font-size: 0.76rem;
  color: var(--color-gray);
}

/* ---------- 左侧：客服插图 ---------- */
.page-contact .contact-support-image {
  margin: 6px 0 0;
  border: 1px solid var(--pc-border-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(245, 242, 235, 0.06);
}

.page-contact .contact-support-image img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .contact-support-image figcaption {
  padding: 12px 18px;
  font-family: var(--font-caption);
  font-size: 0.8rem;
  color: var(--pc-text-muted);
}

/* ---------- 右侧：反馈表单 ---------- */
.page-contact .contact-form-panel {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 34px 26px 38px;
  background: rgba(11, 31, 58, 0.72);
  border: 1px solid rgba(245, 179, 1, 0.22);
  border-radius: var(--radius-lg);
  box-shadow: 0 14px 42px rgba(8, 23, 43, 0.38);
}

.page-contact .contact-form-panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-gold));
  opacity: 0.8;
}

.page-contact .contact-form-head .overline {
  display: inline-block;
  margin-bottom: 8px;
}

.page-contact .contact-form-head h2 {
  margin: 0 0 10px;
  color: var(--color-white);
  font-size: 1.7rem;
}

.page-contact .contact-form-head p {
  margin: 0;
  color: var(--pc-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.page-contact .contact-form-body {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.page-contact .contact-form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-contact .contact-form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-contact .contact-form-field label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-cream);
}

.page-contact .contact-form-field input,
.page-contact .contact-form-field select,
.page-contact .contact-form-field textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 13px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(216, 210, 192, 0.22);
  border-radius: var(--radius-sm);
  color: var(--color-cream);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease), background var(--duration);
}

.page-contact .contact-form-field input::placeholder,
.page-contact .contact-form-field textarea::placeholder {
  color: rgba(245, 242, 235, 0.34);
}

.page-contact .contact-form-field select {
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='10' viewBox='0 0 16 10'%3E%3Cpath d='m1 1 7 7 7-7' stroke='%23F5F2EB' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

.page-contact .contact-form-field input:focus,
.page-contact .contact-form-field select:focus,
.page-contact .contact-form-field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  background: rgba(255, 255, 255, 0.09);
  box-shadow: 0 0 0 3px rgba(255, 107, 44, 0.18);
}

.page-contact .contact-form-field input:focus:invalid {
  border-color: var(--color-terracotta);
  box-shadow: 0 0 0 3px rgba(193, 104, 61, 0.15);
}

.page-contact .contact-form-field input:focus:valid {
  border-color: var(--color-moss);
}

.page-contact .contact-field-hint,
.page-contact .contact-field-error {
  font-family: var(--font-caption);
  font-size: 0.76rem;
  line-height: 1.5;
  color: rgba(245, 242, 235, 0.5);
}

.page-contact .contact-field-error {
  display: none;
  color: var(--color-terracotta);
}

.page-contact .contact-form-field input:invalid:not(:placeholder-shown) ~ .contact-field-error {
  display: inline-block;
}

.page-contact .contact-submit-btn {
  align-self: flex-start;
  min-width: 164px;
  justify-content: center;
  text-decoration: none;
}

.page-contact .contact-form-tip {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--pc-text-muted);
}

/* ---------- 地图示意 ---------- */
.page-contact .contact-map-section {
  padding: 72px 0;
  background: linear-gradient(180deg, var(--pc-blue-deep) 0%, var(--pc-blue) 100%);
}

.page-contact .contact-map-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding: 28px;
  background: rgba(245, 242, 235, 0.06);
  border: 1px solid var(--pc-border-soft);
  border-radius: var(--radius-lg);
}

.page-contact .contact-map-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.page-contact .contact-map-copy .overline {
  display: inline-block;
}

.page-contact .contact-map-copy h2 {
  margin: 0;
  font-size: 1.7rem;
  line-height: 1.3;
  color: var(--color-white);
}

.page-contact .contact-map-copy p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--pc-text-soft);
}

.page-contact .contact-map-copy .btn {
  margin-top: 10px;
  text-decoration: none;
}

.page-contact .contact-map-visual {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--pc-blue-deep);
  box-shadow: 0 10px 32px rgba(8, 23, 43, 0.32);
}

.page-contact .contact-map-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.3s var(--ease);
}

.page-contact .contact-map-visual:hover img {
  transform: scale(1.02);
}

.page-contact .contact-map-locale {
  position: absolute;
  right: 16px;
  bottom: 16px;
  display: inline-block;
  padding: 8px 16px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  box-shadow: 0 6px 16px rgba(8, 23, 43, 0.3);
}

/* ---------- 常见问题指引 ---------- */
.page-contact .contact-faq-guide {
  padding: 76px 0;
  background: var(--color-cream);
  color: var(--pc-charcoal);
}

.page-contact .contact-faq-guide .section-header .overline {
  color: var(--color-accent);
}

.page-contact .contact-faq-guide .section-desc {
  color: rgba(26, 26, 26, 0.68);
}

.page-contact .contact-faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 40px;
}

.page-contact .contact-faq-card {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 100%;
  padding: 30px 28px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  text-decoration: none;
  color: var(--pc-charcoal);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.page-contact .contact-faq-card::after {
  content: "";
  position: absolute;
  right: -32px;
  top: -32px;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255, 107, 44, 0.14), transparent 70%);
  pointer-events: none;
}

.page-contact .contact-faq-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.page-contact .contact-faq-num {
  font-family: var(--font-caption);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-gold);
}

.page-contact .contact-faq-card h3 {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 800;
  line-height: 1.45;
}

.page-contact .contact-faq-card p {
  margin: 0;
  flex: 1;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(26, 26, 26, 0.68);
}

.page-contact .contact-faq-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--color-accent);
}

.page-contact .contact-faq-trust {
  margin: 46px 0 0;
  padding: 20px 24px;
  border-left: 4px solid var(--color-gold);
  border-radius: var(--radius-sm);
  background: var(--color-stone);
  color: rgba(26, 26, 26, 0.78);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* ============================================================
   断点：平板
   ============================================================ */
@media (min-width: 640px) {
  .page-contact .contact-hero {
    padding: 44px 0 64px;
  }

  .page-contact .contact-hero-inner {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
  }

  .page-contact .contact-hero-meta {
    flex-shrink: 0;
  }

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

  .page-contact .contact-map-card {
    grid-template-columns: 5fr 7fr;
    align-items: center;
  }

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

/* ============================================================
   断点：桌面
   ============================================================ */
@media (min-width: 1024px) {
  .page-contact .contact-hero {
    padding: 72px 0 80px;
  }

  .page-contact .contact-hero-meta {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .page-contact .contact-hero-stat {
    min-width: 168px;
    padding: 18px 24px;
  }

  .page-contact .contact-main {
    padding: 92px 0 104px;
  }

  .page-contact .contact-layout {
    grid-template-columns: 5fr 7fr;
    gap: 72px;
  }

  .page-contact .contact-channels {
    padding-top: 14px;
  }

  .page-contact .contact-form-panel {
    padding: 44px 42px 48px;
  }

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

  .page-contact .contact-map-card {
    padding: 36px;
    gap: 44px;
  }

  .page-contact .contact-map-copy h2 {
    font-size: 2rem;
  }

  .page-contact .contact-faq-guide {
    padding: 92px 0;
  }

  .page-contact .contact-faq-grid {
    gap: 28px;
    margin-top: 48px;
  }
}