.page-contact {
  background: var(--c-bg);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
}

.page-contact::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 120vh;
  background:
    radial-gradient(ellipse at 88% 18%, rgba(0, 229, 255, 0.09), transparent 42%),
    radial-gradient(ellipse at 8% 78%, rgba(198, 255, 0, 0.06), transparent 36%);
  pointer-events: none;
  z-index: 0;
}

.page-contact img {
  max-width: 100%;
  height: auto;
}

.page-contact .breadcrumbs {
  position: relative;
  z-index: 1;
  padding-top: 5.75rem;
  padding-bottom: 0;
}

.contact-card,
.contact-notice,
.contact-faq,
.contact-location {
  position: relative;
  z-index: 1;
}

/* ——— 巨型联系卡片 ——— */
.contact-card {
  padding: 2.5rem 0 3rem;
  background:
    radial-gradient(120% 90% at 85% 8%, rgba(0, 229, 255, 0.1), transparent 50%),
    radial-gradient(120% 90% at 5% 95%, rgba(198, 255, 0, 0.06), transparent 44%);
}

.contact-card__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  align-items: center;
}

.contact-card__title {
  margin: 0.75rem 0 0;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(2.5rem, 9vw, 4.75rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
}

.contact-card__lead {
  margin: 0.45rem 0 2rem;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 700;
  font-size: clamp(1.1rem, 3vw, 1.6rem);
  color: var(--c-gray);
  letter-spacing: 0.05em;
}

.contact-card__channels {
  display: grid;
  gap: 1.75rem;
}

.contact-card__channel {
  display: grid;
  gap: 0.4rem;
}

.contact-card__tag {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  color: var(--c-cyan);
  text-transform: uppercase;
}

.contact-card__mail {
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 3.5vw, 1.6rem);
  font-weight: 700;
  color: var(--c-lime);
  text-decoration: none;
  border-bottom: 4px solid var(--c-lime);
  padding: 0 0 0.2rem;
  width: fit-content;
  overflow-wrap: anywhere;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.contact-card__mail:hover,
.contact-card__mail:focus-visible {
  background: rgba(198, 255, 0, 0.12);
  box-shadow: 0 4px 0 rgba(198, 255, 0, 0.3);
}

.contact-card__phone {
  font-family: var(--font-body);
  font-size: clamp(1.4rem, 4.6vw, 2.2rem);
  font-weight: 700;
  color: var(--c-white);
  text-decoration: none;
  letter-spacing: 0.06em;
  width: fit-content;
  transition: color 0.2s ease, text-shadow 0.2s ease;
}

.contact-card__phone:hover,
.contact-card__phone:focus-visible {
  color: var(--c-cyan);
  text-shadow: 0 0 18px rgba(0, 229, 255, 0.5);
}

.contact-card__address {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 2.6vw, 1.15rem);
  font-style: normal;
  color: var(--c-gray);
  line-height: 1.5;
}

/* ——— 地图装饰 ——— */
.contact-card__map {
  position: relative;
  aspect-ratio: 4 / 3;
  border: 1px solid rgba(0, 229, 255, 0.22);
  background: var(--c-carbon);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(198, 255, 0, 0.05),
    0 24px 48px rgba(0, 0, 0, 0.45);
}

.page-contact .contact-card__map-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
}

.contact-card__map-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.contact-card__map-svg text {
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 0.32em;
}

.contact-card__route {
  transition: stroke 0.4s ease, stroke-opacity 0.4s ease;
}

.contact-card__map:hover .contact-card__route {
  stroke: var(--c-lime);
  stroke-opacity: 0.82;
}

.contact-card__pin {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
}

.contact-card__pin--lime {
  top: 32%;
  left: 62%;
  background: var(--c-lime);
  color: var(--c-lime);
  box-shadow: 0 0 18px 4px rgba(198, 255, 0, 0.65);
}

.contact-card__pin--cyan {
  top: 70%;
  left: 36%;
  background: var(--c-cyan);
  color: var(--c-cyan);
  box-shadow: 0 0 18px 4px rgba(0, 229, 255, 0.6);
}

.contact-card__map:hover .contact-card__pin--lime,
.contact-card__map:hover .contact-card__pin--cyan {
  animation: contact-pulse 1.1s ease-in-out infinite alternate;
}

.contact-card__map:hover .contact-card__pin--cyan {
  animation-delay: 0.15s;
}

@keyframes contact-pulse {
  0% {
    box-shadow: 0 0 8px 2px currentColor;
  }
  100% {
    box-shadow: 0 0 26px 9px currentColor;
  }
}

.contact-card__locate {
  position: absolute;
  right: 0.9rem;
  bottom: 0.9rem;
  z-index: 2;
  padding: 0.35rem 0.6rem;
  background: rgba(13, 15, 20, 0.74);
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--c-lime);
  border-left: 3px solid var(--c-lime);
}

/* ——— 回复时效 ——— */
.contact-notice {
  padding: 1rem 0;
}

.contact-notice__bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--c-yellow);
  color: #0D0F14;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transform: rotate(-1deg);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 50%, calc(100% - 14px) 100%, 0 100%, 14px 50%);
}

.contact-notice__flag {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #0D0F14;
  color: var(--c-yellow);
  font-weight: 900;
  font-size: 0.9rem;
}

.contact-notice__bar p {
  margin: 0;
}

/* ——— 常见问题 ——— */
.contact-faq {
  padding-top: 3.5rem;
  padding-bottom: 1.5rem;
}

.contact-faq__head {
  margin-bottom: 2rem;
}

.contact-faq__head h2 {
  margin: 0.6rem 0 0.85rem;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(1.7rem, 4.5vw, 2.6rem);
  line-height: 1;
}

.contact-faq__index {
  display: block;
  max-width: 100%;
  margin: 0;
  padding: 0.6rem 0.9rem;
  border: 1px solid rgba(0, 229, 255, 0.3);
  border-left: 4px solid var(--c-cyan);
  background: rgba(0, 229, 255, 0.05);
  font-family: var(--font-body);
  font-size: 0.73rem;
  line-height: 1.7;
  color: var(--c-gray);
  letter-spacing: 0.03em;
  overflow-wrap: anywhere;
}

.contact-faq__index strong {
  color: var(--c-cyan);
  font-weight: 700;
  margin-right: 0.3em;
}

.contact-faq__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.contact-faq__item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  border: 1px solid rgba(176, 181, 192, 0.22);
  background: rgba(26, 29, 36, 0.65);
  text-decoration: none;
  color: var(--c-white);
  font-family: var(--font-body);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.contact-faq__item:hover,
.contact-faq__item:focus-visible {
  border-color: var(--c-lime);
  background: rgba(198, 255, 0, 0.07);
  transform: translateX(4px);
}

.contact-faq__num {
  flex: 0 0 auto;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--c-cyan);
  letter-spacing: 0.12em;
}

.contact-faq__title {
  flex: 1 1 auto;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.45;
}

.contact-faq__go {
  flex: 0 0 auto;
  font-size: 1.15rem;
  color: var(--c-lime);
  transition: transform 0.2s ease;
}

.contact-faq__item:hover .contact-faq__go {
  transform: translateX(3px);
}

/* ——— 站点印象 ——— */
.contact-location {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
  padding-top: 2.5rem;
  padding-bottom: 5rem;
}

.contact-location__media {
  position: relative;
  border: 1px solid rgba(198, 255, 0, 0.25);
  box-shadow: 14px 14px 0 rgba(198, 255, 0, 0.08);
}

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

.contact-location__info h2 {
  margin: 0.6rem 0 0.9rem;
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  line-height: 1.1;
}

.contact-location__desc {
  margin: 0 0 1.1rem;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--c-gray);
}

.contact-location__icp {
  display: inline-block;
  margin: 0;
  padding: 0.4rem 0.75rem;
  border: 1px solid rgba(255, 215, 0, 0.35);
  background: rgba(255, 215, 0, 0.08);
  color: var(--c-yellow);
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}

/* ——— 桌面端 ——— */
@media (min-width: 860px) {
  .page-contact .breadcrumbs {
    padding-top: 7.5rem;
  }

  .contact-card {
    padding: 3rem 0 5rem;
  }

  .contact-card__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 4.5rem;
    min-height: 74vh;
  }

  .contact-card__title {
    font-size: clamp(3.6rem, 6.5vw, 5.5rem);
  }

  .contact-card__channels {
    gap: 2.1rem;
  }

  .contact-card__map {
    aspect-ratio: auto;
    align-self: stretch;
    min-height: 500px;
  }

  .contact-faq {
    padding-top: 5rem;
    padding-bottom: 3rem;
  }

  .contact-faq__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .contact-location {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 4rem;
    padding-top: 4.5rem;
    align-items: stretch;
  }

  .contact-location__info {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .contact-location__media {
    min-height: 360px;
  }

  .page-contact .contact-location__media img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}