/* ===== 联系我们 · 页面专属样式 ===== */
.page-contact {
  --contact-line: rgba(15, 46, 74, 0.12);
  --contact-deco: rgba(27, 107, 143, 0.16);
  --contact-text-soft: rgba(34, 34, 34, 0.68);
  background: var(--color-bg);
}

/* ---------- 页头 Hero ---------- */
.contact-hero {
  position: relative;
  padding: 32px 0 52px;
  overflow: hidden;
}

.contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(15, 46, 74, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 46, 74, 0.05) 1px, transparent 1px);
  background-size: 26px 26px;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 92%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 92%);
}

.contact-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 160px;
  height: 160px;
  background: linear-gradient(135deg, rgba(27, 107, 143, 0.08), rgba(255, 90, 54, 0.05));
  clip-path: polygon(100% 0, 0 0, 100% 100%);
  pointer-events: none;
}

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

.contact-hero-grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

.contact-hero-copy {
  max-width: 580px;
}

.breadcrumb {
  margin-bottom: 24px;
}

.contact-hero .page-title {
  position: relative;
  display: inline-block;
  margin-bottom: 8px;
}

.contact-hero .page-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 48px;
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-gold));
}

.contact-hero-sub {
  margin-top: 20px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-ink);
}

.contact-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.contact-hero-figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--contact-line);
  box-shadow: var(--shadow-m);
}

.contact-hero-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-l);
  background:
    radial-gradient(circle at 28% 62%, rgba(255, 90, 54, 0.3) 0, transparent 12px),
    radial-gradient(circle at 28% 62%, rgba(255, 90, 54, 0.16) 0, transparent 60px);
  pointer-events: none;
}

.contact-hero-figure img,
.contact-channels-figure img {
  width: 100%;
  height: auto;
  display: block;
}

/* ---------- 联系信息卡片 ---------- */
.contact-cards-section {
  position: relative;
  padding: 52px 0;
}

.contact-cards-section::before,
.contact-cards-section::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 1px;
  height: 160px;
  background: linear-gradient(to bottom, transparent, var(--color-primary-light), transparent);
  opacity: 0.3;
  transform: translateY(-50%);
  display: none;
}

.contact-cards-section::before {
  left: 2%;
}

.contact-cards-section::after {
  right: 2%;
}

.contact-cards-grid {
  display: grid;
  gap: 20px;
  margin-top: 32px;
}

.contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 28px 20px 30px;
}

.contact-card:nth-child(2) {
  border-top: 3px solid var(--color-accent);
}

.contact-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(255, 90, 54, 0.1);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), transform var(--transition);
}

.contact-card:hover .contact-card-icon {
  background: rgba(255, 90, 54, 0.16);
  transform: translateY(-2px);
}

.contact-card-icon svg {
  width: 26px;
  height: 26px;
}

.contact-card-top {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.contact-card-label {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: rgba(15, 46, 74, 0.55);
}

.contact-card-value {
  margin: 6px 0 10px;
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--color-primary);
  word-break: break-all;
  letter-spacing: -0.01em;
}

.contact-card-value--address {
  font-size: 15px;
  line-height: 1.6;
  word-break: normal;
}

.contact-card-value a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

.contact-card-value a:hover,
.contact-card-value a:focus-visible {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.contact-card-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--contact-text-soft);
  max-width: 240px;
}

.contact-trust-strip {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 28px;
  padding: 16px 20px;
  border-radius: var(--radius-m);
  background: linear-gradient(90deg, rgba(27, 107, 143, 0.08), rgba(255, 90, 54, 0.06));
  border: 1px solid rgba(27, 107, 143, 0.16);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-primary);
  flex-wrap: wrap;
}

.contact-trust-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: 10px;
  background: var(--color-accent);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-trust-icon svg {
  width: 18px;
  height: 18px;
}

.contact-trust-strip p {
  margin: 0;
}

.contact-trust-strip strong {
  color: var(--color-accent);
  font-weight: 700;
}

/* ---------- 渠道说明 ---------- */
.contact-channels {
  position: relative;
  padding: 56px 0;
  background: var(--color-primary);
  color: var(--color-white);
  overflow: hidden;
}

.contact-channels::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-accent), var(--color-gold), var(--color-data-green));
  opacity: 0.55;
}

.contact-channels::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

.contact-channels-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 40px;
}

.contact-channels .section-tag {
  color: var(--color-gold);
}

.contact-channels .section-tag::before {
  background: var(--color-gold);
}

.contact-channels .section-title {
  color: var(--color-white);
}

.contact-channels-lead {
  margin: 12px 0 0;
  max-width: 520px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: rgba(248, 246, 240, 0.78);
}

.contact-channels-list {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 28px;
}

.contact-channel-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-channel-no {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-accent);
  min-width: 44px;
  letter-spacing: -0.02em;
}

.contact-channel-item h3 {
  margin: 0 0 6px;
  font-size: 20px;
  line-height: 1.4;
  color: var(--color-white);
  font-weight: 800;
}

.contact-channel-item p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(248, 246, 240, 0.72);
}

.contact-channels-figure {
  position: relative;
  margin: 0;
}

.contact-channels-figure::before {
  content: "";
  position: absolute;
  inset: 10px -10px -10px 10px;
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-m);
  z-index: 0;
}

.contact-channels-figure img {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-l);
}

/* ---------- 联系表单 ---------- */
.contact-form-section {
  padding: 52px 0;
}

.contact-form-card {
  margin-top: 32px;
  padding: 28px 24px 32px;
  border-color: rgba(27, 107, 143, 0.2);
}

.contact-form-tip {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px 16px;
  margin-bottom: 24px;
  background: rgba(255, 200, 87, 0.12);
  border: 1px solid rgba(255, 200, 87, 0.4);
  border-radius: var(--radius-s);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: rgba(34, 34, 34, 0.82);
}

.contact-form {
  display: grid;
  gap: 20px;
}

.contact-form-row {
  display: grid;
  gap: 20px;
}

.contact-form-field {
  display: grid;
  gap: 8px;
}

.contact-form-field label {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary);
}

.contact-form-field input,
.contact-form-field select,
.contact-form-field textarea {
  width: 100%;
  box-sizing: border-box;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  padding: 12px 14px;
  border: 1px solid var(--contact-line);
  border-radius: var(--radius-s);
  background: var(--color-white);
  color: var(--color-ink);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.contact-form-field input:focus,
.contact-form-field select:focus,
.contact-form-field textarea:focus {
  outline: none;
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(27, 107, 143, 0.14);
}

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

.contact-form-note {
  margin: -6px 0 0;
  font-size: 12px;
  line-height: 1.65;
  color: rgba(34, 34, 34, 0.55);
}

/* ---------- 常见问题快捷链接 ---------- */
.contact-faq-links {
  padding: 52px 0 64px;
}

.contact-faq-grid {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.contact-faq-card {
  position: relative;
  display: block;
  height: 100%;
  padding: 24px 22px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
}

.contact-faq-card::after {
  content: "";
  position: absolute;
  right: -20px;
  bottom: -20px;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255, 90, 54, 0.08);
  transition: transform var(--transition);
}

.contact-faq-card:hover::after {
  transform: scale(1.6);
}

.contact-faq-index {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

.contact-faq-card h3 {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--color-primary);
}

.contact-faq-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--contact-text-soft);
}

.contact-faq-more {
  margin-top: 36px;
  display: grid;
  gap: 16px;
  justify-items: center;
  text-align: center;
}

.contact-faq-more > p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(34, 34, 34, 0.6);
}

.contact-faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
  .contact-hero {
    padding: 40px 0 72px;
  }

  .contact-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 48px;
  }

  .contact-cards-section {
    padding: 72px 0;
  }

  .contact-cards-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .contact-channels-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 56px;
    align-items: center;
  }

  .contact-form-section {
    padding: 72px 0;
  }

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

  .contact-faq-links {
    padding: 72px 0 80px;
  }

  .contact-faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 1024px) {
  .contact-cards-section::before,
  .contact-cards-section::after {
    display: block;
  }

  .contact-channels-inner {
    gap: 80px;
  }

  .contact-faq-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}