/* ===== 联系页面专属样式 .page-contact ===== */
.page-contact {
  --contact-bg-start: #1a0533;
  --contact-bg-mid: #0f1b3d;
  --contact-bg-end: #2d1b69;
  --contact-glow: rgba(155, 89, 182, 0.35);
  --contact-card-radius: var(--radius-xl, 32px);
  --contact-icon-size: 3rem;
  --contact-max-cards: 360px;

  position: relative;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--contact-bg-start), var(--contact-bg-mid), var(--contact-bg-end));
  background-size: 400% 400%;
  animation: contactGradientShift 18s ease infinite;
  color: var(--color-text-light, #FFFFFF);
  padding: 0 1rem 3rem;
  overflow-x: hidden;
}

@keyframes contactGradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* 面包屑 */
.contact-breadcrumb {
  max-width: var(--max-width, 1280px);
  margin: 0 auto 0.5rem;
  padding: 0.75rem 0 0;
  font-family: var(--font-nav, "Inter","Noto Sans SC",sans-serif);
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}
.contact-breadcrumb a {
  color: var(--color-accent, #FF6B35);
  text-decoration: none;
  transition: color var(--transition, 0.25s);
}
.contact-breadcrumb a:hover,
.contact-breadcrumb a:focus-visible {
  color: var(--color-accent-hover, #FF8C00);
  text-decoration: underline;
}
.contact-breadcrumb .separator {
  color: rgba(255,255,255,0.3);
  user-select: none;
}
.contact-breadcrumb [aria-current="page"] {
  color: rgba(255,255,255,0.85);
  font-weight: 600;
}

/* 顶部氛围区 */
.contact-hero {
  position: relative;
  max-width: var(--max-width, 1280px);
  margin: 0 auto 2.5rem;
  border-radius: var(--radius-lg, 24px);
  overflow: hidden;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact-hero-bg-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.contact-hero-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.contact-hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(135deg, rgba(10,17,40,0.72) 0%, rgba(45,27,105,0.55) 100%);
}
.contact-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2.8rem 1.5rem;
  width: 100%;
}
.contact-hero-content h1 {
  font-family: var(--font-heading, "Montserrat","Noto Sans SC",sans-serif);
  font-size: 2rem;
  font-weight: 700;
  font-style: italic;
  margin: 0 0 0.5rem;
  color: var(--color-text-light, #FFFFFF);
  text-shadow: 0 2px 16px rgba(0,0,0,0.5);
  letter-spacing: 0.02em;
}
.contact-hero-content .page-subtitle {
  font-family: var(--font-body, "Inter","Noto Sans SC",sans-serif);
  font-size: 1.05rem;
  font-weight: 400;
  color: rgba(255,255,255,0.85);
  margin: 0;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
}

/* 通用内容区 */
.content-section {
  max-width: var(--max-width, 1280px);
  margin: 0 auto 2.8rem;
}
.content-section h2 {
  font-family: var(--font-heading, "Montserrat","Noto Sans SC",sans-serif);
  font-size: 1.6rem;
  font-weight: 700;
  font-style: italic;
  margin: 0 0 1.5rem;
  color: var(--color-text-light, #FFFFFF);
  text-align: center;
  letter-spacing: 0.01em;
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
  padding-bottom: 0.5rem;
}
.content-section h2::after {
  content: "";
  display: block;
  width: 60%;
  height: 3px;
  background: var(--color-gradient, linear-gradient(135deg,#0B1D3A,#FF6B35,#9B59B6));
  border-radius: 4px;
  margin: 0.4rem auto 0;
}

/* 客服渠道 - 卡片网格 */
.contact-cards-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
  align-items: stretch;
}

/* 毛玻璃卡片基类 */
.glass-card {
  background: var(--color-glass, rgba(255,255,255,0.06));
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--color-glass-border, rgba(255,255,255,0.10));
  border-radius: var(--contact-card-radius);
  box-shadow: var(--shadow-md, 0 6px 24px rgba(0,0,0,0.4));
  transition: transform var(--transition, 0.25s), box-shadow var(--transition, 0.25s), border-color var(--transition, 0.25s);
}

/* 单个联系卡片 */
.contact-card {
  flex: 1 1 100%;
  max-width: var(--contact-max-cards);
  padding: 1.8rem 1.2rem 1.4rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  position: relative;
  transform-style: preserve-3d;
  perspective: 800px;
  cursor: default;
  outline: none;
}
.contact-card:hover,
.contact-card:focus-visible {
  transform: perspective(800px) rotateY(3deg) translateY(-6px);
  box-shadow: var(--shadow-lg, 0 12px 48px rgba(0,0,0,0.5));
  border-color: var(--contact-glow);
}
.contact-card:focus-visible {
  outline: 2px solid var(--color-accent, #FF6B35);
  outline-offset: 4px;
}
.contact-card-icon {
  font-size: var(--contact-icon-size);
  line-height: 1;
  margin-bottom: 0.3rem;
  filter: drop-shadow(0 0 12px var(--contact-glow));
  transition: transform var(--transition, 0.25s);
}
.contact-card:hover .contact-card-icon {
  transform: scale(1.08);
}
.contact-card h3 {
  font-family: var(--font-heading, "Montserrat","Noto Sans SC",sans-serif);
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0.2rem 0 0.3rem;
  color: var(--color-text-light, #FFFFFF);
}
.contact-card-value {
  font-family: var(--font-data, "JetBrains Mono","Courier New",monospace);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-accent, #FF6B35);
  margin: 0;
  word-break: break-all;
  letter-spacing: 0.02em;
  line-height: 1.4;
}
.contact-card-note {
  font-family: var(--font-body, "Inter","Noto Sans SC",sans-serif);
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  margin: 0.1rem 0 0;
}
.copy-hint {
  font-family: var(--font-nav, "Inter","Noto Sans SC",sans-serif);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent-hover, #FF8C00);
  background: rgba(255,107,53,0.12);
  padding: 0.2rem 0.9rem;
  border-radius: 20px;
  margin-top: 0.6rem;
  opacity: 0;
  transition: opacity var(--transition, 0.25s), transform var(--transition, 0.25s);
  transform: translateY(4px);
  pointer-events: none;
}
.contact-card:hover .copy-hint,
.contact-card:focus-visible .copy-hint {
  opacity: 1;
  transform: translateY(0);
}

/* 服务时间卡片 */
.hours-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
  padding: 2rem 1.5rem;
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
}
.hours-icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
  border-radius: var(--radius-md, 12px);
  background: rgba(255,255,255,0.04);
  padding: 0.4rem;
  flex-shrink: 0;
}
.hours-content {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.hours-label {
  font-family: var(--font-heading, "Montserrat","Noto Sans SC",sans-serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.hours-value {
  font-family: var(--font-data, "JetBrains Mono","Courier New",monospace);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-accent, #FF6B35);
  margin: 0;
  letter-spacing: 0.02em;
}
.hours-note {
  font-family: var(--font-body, "Inter","Noto Sans SC",sans-serif);
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  margin: 0.2rem 0 0;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

/* 在线支持 */
.contact-support .support-content {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.support-content p {
  font-family: var(--font-body, "Inter","Noto Sans SC",sans-serif);
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.85);
  margin: 0;
}
.support-content a {
  color: var(--color-accent, #FF6B35);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  font-weight: 600;
  transition: color var(--transition, 0.25s);
}
.support-content a:hover,
.support-content a:focus-visible {
  color: var(--color-accent-hover, #FF8C00);
  text-decoration-thickness: 2px;
}

/* ===== 桌面端增强 ===== */
@media (min-width: 640px) {
  .page-contact {
    padding: 0 2rem 4rem;
  }
  .contact-hero-content h1 {
    font-size: 2.6rem;
  }
  .contact-hero-content .page-subtitle {
    font-size: 1.2rem;
  }
  .contact-hero {
    min-height: 240px;
  }
  .contact-hero-content {
    padding: 3.5rem 2rem;
  }
  .content-section h2 {
    font-size: 1.85rem;
  }
  .contact-card {
    padding: 2.2rem 1.6rem 1.6rem;
  }
  .contact-card-value {
    font-size: 1.3rem;
  }
  .hours-card {
    flex-direction: row;
    text-align: left;
    padding: 2rem 2.5rem;
    max-width: 580px;
  }
  .hours-icon {
    width: 100px;
    height: 100px;
  }
  .hours-value {
    font-size: 1.6rem;
  }
  .hours-note {
    margin-left: 0;
    margin-right: 0;
  }
  .support-content p {
    font-size: 1.05rem;
  }
}

@media (min-width: 900px) {
  .contact-cards-grid {
    gap: 2rem;
  }
  .contact-card {
    flex: 1 1 0;
    min-width: 280px;
    max-width: 380px;
  }
  .contact-hero-content h1 {
    font-size: 3rem;
  }
  .contact-hero {
    min-height: 280px;
  }
  .contact-hero-content {
    padding: 4.5rem 2rem;
  }
  .content-section {
    margin-bottom: 3.5rem;
  }
}

@media (min-width: 1200px) {
  .contact-cards-grid {
    gap: 2.5rem;
  }
  .contact-card {
    max-width: 400px;
  }
}