/* ===== 联系我们专属样式 ===== */
.page-contact {
  --contact-red: #D32F2F;
  --contact-gold: #FFD700;
  --contact-bg-card: #ffffff;
  --contact-shadow-card: 0 8px 32px rgba(0,0,0,0.07);
  --contact-shadow-hover: 0 16px 48px rgba(211,47,47,0.12);
  --contact-radius-card: 20px;
  --contact-translate-hover: -6px;

  background-color: var(--clr-bg-light);
  padding-bottom: var(--space-xl);
  position: relative;
  overflow-x: hidden;
}

/* ---- 面包屑 ---- */
.page-contact .c-breadcrumb {
  padding: var(--space-md) var(--space-md) 0;
  max-width: var(--max-w);
  margin: 0 auto;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--clr-text);
  opacity: 0.7;
}

/* ---- 首屏英雄区 ---- */
.page-contact .contact-hero {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-lg) var(--space-md) var(--space-xl);
  max-width: var(--max-w);
  margin: 0 auto;
}

.page-contact .contact-hero__wing-wrap {
  position: relative;
  width: 160px;
  height: 160px;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-contact .contact-hero__wing {
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0.25;
  mix-blend-mode: multiply;
  pointer-events: none;
}

.page-contact .contact-hero__wing::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, var(--contact-gold) 0%, transparent 70%);
  mix-blend-mode: overlay;
}

.page-contact .contact-hero__text {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__title {
  font-family: var(--font-head);
  font-size: clamp(2.8rem, 8vw, 5rem);
  font-weight: 900;
  color: var(--contact-red);
  letter-spacing: 0.03em;
  line-height: 1.1;
  margin: 0 0 var(--space-sm);
  text-transform: uppercase;
  position: relative;
  display: inline-block;
}

.page-contact .contact-hero__title::after {
  content: '';
  display: block;
  width: 80px;
  height: 5px;
  background: linear-gradient(90deg, var(--contact-red), var(--contact-gold));
  margin: var(--space-xs) auto 0;
  border-radius: 4px;
}

.page-contact .contact-hero__desc {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--clr-text);
  max-width: 560px;
  margin: var(--space-sm) auto 0;
  line-height: 1.7;
  opacity: 0.85;
}

/* ---- 三角排列区 ---- */
.page-contact .contact-triangle {
  position: relative;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* 三角网格背景（纯CSS） */
.page-contact .contact-triangle__bg {
  position: absolute;
  inset: -60px -60px -40px;
  background-image:
    linear-gradient(30deg, rgba(211,47,47,0.04) 12%, transparent 12.5%, transparent 87%, rgba(211,47,47,0.04) 87.5%),
    linear-gradient(150deg, rgba(211,47,47,0.04) 12%, transparent 12.5%, transparent 87%, rgba(211,47,47,0.04) 87.5%),
    linear-gradient(270deg, rgba(211,47,47,0.04) 12%, transparent 12.5%, transparent 87%, rgba(211,47,47,0.04) 87.5%);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at 50% 40%, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 40%, black 30%, transparent 70%);
}

.page-contact .contact-triangle__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

/* ---- 联系卡片 ---- */
.page-contact .contact-card {
  background: var(--contact-bg-card);
  border-radius: var(--contact-radius-card);
  box-shadow: var(--contact-shadow-card);
  padding: var(--space-lg) var(--space-md);
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
  will-change: transform;
  border: 1px solid rgba(211,47,47,0.06);
}

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

.page-contact .contact-card__accent {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--contact-red), var(--contact-gold));
  border-radius: var(--contact-radius-card) var(--contact-radius-card) 0 0;
  transform-origin: left;
}

.page-contact .contact-card--email {
  grid-column: 1 / -1;
  justify-self: center;
  width: 100%;
  max-width: 580px;
}

.page-contact .contact-card--phone {
  justify-self: end;
  width: 100%;
  max-width: 460px;
}

.page-contact .contact-card--address {
  justify-self: start;
  width: 100%;
  max-width: 460px;
}

.page-contact .contact-card__icon {
  flex: 0 0 52px;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--contact-gold);
  background: rgba(255,215,0,0.08);
  border-radius: 14px;
  transition: background var(--transition), color var(--transition);
  margin-top: 2px;
}

.page-contact .contact-card:hover .contact-card__icon {
  background: rgba(255,215,0,0.18);
  color: var(--contact-red);
}

.page-contact .contact-card__body {
  flex: 1;
  min-width: 0;
}

.page-contact .contact-card__title {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--clr-secondary);
  margin: 0 0 0.35rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.page-contact .contact-card__value {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--contact-red);
  text-decoration: none;
  word-break: break-all;
  transition: color var(--transition);
  line-height: 1.5;
}

.page-contact .contact-card__value:hover {
  color: #b71c1c;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .contact-card__value--text {
  color: var(--clr-text);
  font-weight: 500;
  word-break: keep-all;
}

.page-contact .contact-card__note {
  font-family: var(--font-caption);
  font-size: 0.85rem;
  color: var(--clr-text);
  opacity: 0.6;
  margin: 0.3rem 0 0;
  line-height: 1.5;
}

/* ---- 支持引导区 ---- */
.page-contact .contact-support {
  max-width: var(--max-w);
  margin: var(--space-xl) auto 0;
  padding: 0 var(--space-md);
}

.page-contact .contact-support__inner {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  background: var(--clr-secondary);
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg) var(--space-md);
}

.page-contact .contact-support__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.15;
  pointer-events: none;
}

.page-contact .contact-support__text {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--clr-text-on-dark);
  max-width: 500px;
}

.page-contact .contact-support__heading {
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  font-weight: 700;
  margin: 0 0 var(--space-xs);
  letter-spacing: 0.02em;
  color: var(--contact-gold);
}

.page-contact .contact-support__desc {
  font-family: var(--font-body);
  font-size: 1rem;
  opacity: 0.85;
  margin: 0 0 var(--space-md);
  line-height: 1.6;
}

.page-contact .contact-support .c-btn {
  display: inline-block;
  background: var(--contact-red);
  color: #fff;
  padding: 0.75rem 2rem;
  border-radius: 50px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
  border: none;
  cursor: pointer;
}

.page-contact .contact-support .c-btn:hover {
  background: #b71c1c;
  transform: scale(1.04);
}

/* ---- 响应式 ---- */
@media (max-width: 740px) {
  .page-contact {
    padding-bottom: var(--space-lg);
  }

  .page-contact .contact-hero {
    padding: var(--space-md) var(--space-sm) var(--space-lg);
  }

  .page-contact .contact-hero__wing-wrap {
    width: 120px;
    height: 120px;
  }

  .page-contact .contact-triangle__grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .page-contact .contact-card--email,
  .page-contact .contact-card--phone,
  .page-contact .contact-card--address {
    grid-column: 1 / -1;
    justify-self: stretch;
    max-width: 100%;
  }

  .page-contact .contact-card {
    padding: var(--space-md) var(--space-sm);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .page-contact .contact-card__icon {
    flex: 0 0 44px;
    width: 44px;
    height: 44px;
  }

  .page-contact .contact-card__title {
    font-size: 1rem;
  }

  .page-contact .contact-card__value {
    font-size: 0.95rem;
  }

  .page-contact .contact-support__inner {
    min-height: 160px;
    padding: var(--space-md) var(--space-sm);
  }

  .page-contact .contact-support .c-btn {
    padding: 0.6rem 1.6rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .page-contact .contact-hero__wing-wrap {
    width: 100px;
    height: 100px;
  }

  .page-contact .contact-card {
    border-radius: 16px;
  }

  .page-contact .contact-triangle__bg {
    display: none;
  }
}