/* ===== 页面：联系入口 (page-contact) ===== */
.page-contact {
  --contact-bg-card: #1E1E1E;
  --contact-border-red: #D32F2F;
  --contact-border-silver: #B0BEC5;
  --contact-accent-yellow: #FBC02D;
  --contact-text-primary: #FFFFFF;
  --contact-text-secondary: #B0BEC5;
  --contact-gap: clamp(1.25rem, 4vw, 2.5rem);
  --contact-padding: clamp(1.5rem, 5vw, 3rem);
  display: flex;
  flex-direction: column;
  gap: 0;
  background-color: var(--bg-dark, #121212);
  color: var(--contact-text-primary);
  font-family: var(--body-font, 'Inter', 'Roboto', sans-serif);
}

/* ---------- 面包屑 ---------- */
.contact-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem var(--contact-padding);
  font-size: 0.875rem;
  color: var(--contact-text-secondary);
  border-bottom: 1px solid rgba(176, 190, 197, 0.15);
  max-width: var(--container-max, 1280px);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
}
.contact-breadcrumb a {
  color: var(--contact-border-silver);
  text-decoration: none;
  transition: color 0.2s ease;
}
.contact-breadcrumb a:hover,
.contact-breadcrumb a:focus-visible {
  color: var(--contact-border-red);
}
.contact-breadcrumb__sep {
  margin: 0 0.25rem;
  user-select: none;
}
.contact-breadcrumb [aria-current="page"] {
  color: var(--contact-text-primary);
  font-weight: 600;
}

/* ---------- 英雄区域 ---------- */
.contact-hero {
  position: relative;
  width: 100%;
  height: clamp(280px, 45vw, 480px);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 8px solid var(--contact-border-red);
}
.contact-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.35) saturate(0.9);
}
.contact-hero__deco {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--heading-font, 'Bebas Neue', 'Impact', sans-serif);
  font-size: clamp(6rem, 20vw, 16rem);
  font-weight: 700;
  color: rgba(255, 255, 255, 0.04);
  letter-spacing: 0.08em;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
  line-height: 1;
}
.contact-hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 1.5rem;
}
.contact-hero__title {
  font-family: var(--heading-font, 'Bebas Neue', 'Impact', sans-serif);
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 700;
  line-height: 1;
  margin: 0 0 0.5rem;
  color: var(--contact-text-primary);
  text-shadow: 0 4px 24px rgba(0,0,0,0.7);
  letter-spacing: 0.02em;
}
.contact-hero__sub {
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  color: var(--contact-text-secondary);
  margin: 0;
  text-shadow: 0 2px 12px rgba(0,0,0,0.6);
  font-weight: 400;
  letter-spacing: 0.02em;
}

/* ---------- 联系方式控制台面板 ---------- */
.contact-panel {
  padding: var(--contact-padding) var(--contact-padding) 0;
  max-width: var(--container-max, 1280px);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
}
.contact-panel__frame {
  background: var(--contact-bg-card);
  border: 3px solid var(--contact-border-silver);
  box-shadow: var(--shadow-strong, 0 8px 24px rgba(0,0,0,0.6));
  padding: var(--contact-padding);
  position: relative;
}
.contact-panel__heading {
  font-family: var(--heading-font, 'Bebas Neue', 'Impact', sans-serif);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  margin: 0 0 var(--contact-gap);
  color: var(--contact-text-primary);
  letter-spacing: 0.04em;
  position: relative;
  display: inline-block;
}
.contact-panel__heading::after {
  content: '';
  display: block;
  width: 60%;
  height: 4px;
  background: var(--contact-border-red);
  margin-top: 0.25rem;
}
.contact-panel__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
}

/* ---------- 联系卡片 ---------- */
.contact-card {
  background: var(--bg-dark, #121212);
  border: 2px solid var(--contact-border-silver);
  padding: 1.75rem 1.5rem;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(211, 47, 47, 0.18);
}
.contact-card__number {
  position: absolute;
  top: 0.5rem;
  left: 0.75rem;
  font-family: var(--heading-font, 'Bebas Neue', 'Impact', sans-serif);
  font-size: 2rem;
  font-weight: 700;
  color: rgba(211, 47, 47, 0.15);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}
.contact-card__icon {
  width: 64px;
  height: 64px;
  object-fit: contain;
  margin-bottom: 0.75rem;
  border-radius: 0;
}
.contact-card__icon--map {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
}
.contact-card__icon--map svg {
  width: 100%;
  height: 100%;
}
.contact-card__label {
  font-family: var(--heading-font, 'Bebas Neue', 'Impact', sans-serif);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: var(--contact-text-primary);
  letter-spacing: 0.06em;
}
.contact-card__value {
  font-size: 1rem;
  font-weight: 400;
  color: var(--contact-text-secondary);
  margin: 0 0 0.5rem;
  word-break: break-all;
  line-height: 1.5;
}
.contact-card__link {
  color: var(--contact-border-red);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease, text-decoration 0.2s ease;
}
.contact-card__link:hover,
.contact-card__link:focus-visible {
  color: var(--contact-accent-yellow);
  text-decoration: underline;
}
.contact-card__hint {
  font-size: 0.75rem;
  color: rgba(176, 190, 197, 0.6);
  margin: 0;
  letter-spacing: 0.02em;
}
.contact-card__note {
  font-size: 0.85rem;
  color: var(--contact-accent-yellow);
  margin: 0.25rem 0 0;
  padding: 0.25rem 0.75rem;
  border: 1px solid rgba(251, 192, 45, 0.35);
  background: rgba(251, 192, 45, 0.08);
  display: inline-block;
  letter-spacing: 0.02em;
}

/* 邮箱卡片强调 */
.contact-card--email {
  border-color: var(--contact-border-red);
  border-width: 3px;
}
.contact-card--email .contact-card__label {
  color: var(--contact-border-red);
}

/* 电话卡片强调 + 震动动效 */
.contact-card--phone {
  border-color: var(--contact-border-red);
  border-width: 3px;
}
.contact-card--phone .contact-card__label {
  color: var(--contact-border-red);
}
.contact-card__icon--shake {
  animation: contactShake 3s ease-in-out infinite;
}
@keyframes contactShake {
  0%, 90%, 100% { transform: rotate(0deg); }
  92% { transform: rotate(-8deg); }
  94% { transform: rotate(6deg); }
  96% { transform: rotate(-4deg); }
  98% { transform: rotate(2deg); }
}

/* 地址卡片 */
.contact-card--address {
  border-color: var(--contact-border-silver);
  border-style: dashed;
}

/* ---------- 回复说明 ---------- */
.contact-reply {
  padding: var(--contact-padding);
  max-width: var(--container-max, 1280px);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
}
.contact-reply__inner {
  background: var(--contact-bg-card);
  border: 2px solid rgba(251, 192, 45, 0.3);
  padding: var(--contact-padding);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.75rem;
  box-shadow: var(--shadow-strong, 0 8px 24px rgba(0,0,0,0.6));
  position: relative;
}
.contact-reply__heading {
  font-family: var(--heading-font, 'Bebas Neue', 'Impact', sans-serif);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  margin: 0;
  color: var(--contact-text-primary);
  letter-spacing: 0.04em;
}
.contact-reply__timer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.25rem 0;
}
.contact-reply__clock {
  width: 40px;
  height: 40px;
  animation: contactPulse 2s ease-in-out infinite;
}
@keyframes contactPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}
.contact-reply__badge {
  font-family: var(--score-font, 'Fira Mono', monospace);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--contact-accent-yellow);
  line-height: 1;
  letter-spacing: 0.04em;
}
.contact-reply__text {
  font-size: 1.05rem;
  color: var(--contact-text-secondary);
  margin: 0;
  max-width: 540px;
  line-height: 1.6;
}

/* ---------- 内部链接 ---------- */
.contact-links {
  padding: 0 var(--contact-padding) var(--contact-padding);
  max-width: var(--container-max, 1280px);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}
.contact-links__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2.5rem;
  font-family: var(--heading-font, 'Bebas Neue', 'Impact', sans-serif);
  font-size: 1.25rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.06em;
  background: var(--contact-border-red);
  color: var(--contact-text-primary);
  border: 3px solid var(--contact-border-red);
  box-shadow: var(--shadow-strong, 0 8px 24px rgba(0,0,0,0.6));
  transition: background 0.25s ease, color 0.25s ease, transform 0.2s ease;
  cursor: pointer;
  min-width: 200px;
}
.contact-links__btn:hover,
.contact-links__btn:focus-visible {
  background: #B71C1C;
  transform: translateY(-2px);
}
.contact-links__btn--outline {
  background: transparent;
  color: var(--contact-border-silver);
  border-color: var(--contact-border-silver);
}
.contact-links__btn--outline:hover,
.contact-links__btn--outline:focus-visible {
  background: rgba(176, 190, 197, 0.1);
  color: var(--contact-text-primary);
  border-color: var(--contact-text-primary);
}

/* ===== 桌面端 (≥768px) ===== */
@media (min-width: 768px) {
  .contact-hero {
    height: clamp(360px, 40vw, 520px);
  }
  .contact-hero__deco {
    font-size: clamp(8rem, 18vw, 18rem);
  }

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

  .contact-card {
    padding: 2rem 1.75rem;
  }
  .contact-card__number {
    font-size: 2.8rem;
  }

  .contact-reply__inner {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem 2rem;
    padding: 2rem 3rem;
  }
  .contact-reply__heading {
    flex-basis: 100%;
  }
  .contact-reply__text {
    flex-basis: 100%;
    max-width: 600px;
  }

  .contact-links {
    gap: 1.5rem;
  }
  .contact-links__btn {
    min-width: 220px;
    font-size: 1.35rem;
    padding: 1rem 2.5rem;
  }
}

/* ===== 大桌面端 (≥1024px) ===== */
@media (min-width: 1024px) {
  .contact-hero {
    height: 520px;
  }
  .contact-hero__deco {
    font-size: 16rem;
  }

  .contact-panel__grid {
    gap: 2rem;
  }
  .contact-card {
    padding: 2.5rem 2rem;
  }
  .contact-card__number {
    font-size: 3.2rem;
    top: 0.75rem;
    left: 1rem;
  }
  .contact-card__label {
    font-size: 1.75rem;
  }
  .contact-card__value {
    font-size: 1.1rem;
  }
}