.page-contact {
  --local-glow: rgba(255, 107, 53, 0.12);
  --local-line: rgba(192, 192, 192, 0.22);
  position: relative;
  overflow: hidden;
  background: var(--color-space);
  color: var(--color-white);
  font-family: var(--font-body);
}
.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: border-box;
}

/* ===== Hero ===== */
.page-contact .contact-hero {
  position: relative;
  display: flex;
  flex-direction: column;
  background: radial-gradient(120% 80% at 80% 0%, rgba(30, 58, 138, 0.72) 0%, rgba(11, 29, 58, 0.94) 58%, var(--color-space) 100%);
  overflow: hidden;
}
.page-contact .contact-hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 28px 20px 0;
}
.page-contact .contact-hero-kicker {
  margin: 20px 0 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-orange);
}
.page-contact .contact-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: clamp(42px, 12vw, 94px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--color-white);
}
.page-contact .contact-hero-lead {
  max-width: 560px;
  margin: 0;
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-cloud);
}
.page-contact .contact-hero-visual {
  position: relative;
  height: 220px;
  overflow: hidden;
  margin-top: 26px;
}
.page-contact .contact-hero-visual::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(11, 29, 58, 0.06) 0%, rgba(11, 29, 58, 0.65) 100%);
}
.page-contact .contact-hero-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 8%;
  bottom: 0;
  z-index: 2;
  width: 84%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-orange), transparent);
  opacity: 0.7;
  animation: contact-hero-line 3.2s ease-in-out infinite;
}

/* ===== 区块公共 ===== */
.page-contact .contact-channels,
.page-contact .contact-place,
.page-contact .contact-others {
  position: relative;
  z-index: 1;
}
.page-contact .contact-section-head {
  margin-bottom: var(--space-md);
}
.page-contact .contact-section-head h2 {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-size: clamp(28px, 6vw, 46px);
  line-height: 1.08;
}

/* ===== 联系双通道 ===== */
.page-contact .contact-channels::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -140px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--local-glow), transparent 68%);
  pointer-events: none;
  animation: contact-glow 9s ease-in-out infinite alternate;
}
.page-contact .contact-channels {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--space-xl) 20px 40px;
}
.page-contact .contact-channels-grid {
  display: grid;
  gap: 18px;
}
.page-contact .contact-channel {
  position: relative;
  padding: 30px 22px 26px;
  border-radius: 4px;
  overflow: hidden;
}
.page-contact .contact-channel-mail {
  background: linear-gradient(135deg, var(--color-electric) 0%, rgba(11, 29, 58, 0.9) 100%);
  border: 1px solid rgba(255, 107, 53, 0.45);
}
.page-contact .contact-channel-mail::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 68px;
  height: 4px;
  background: var(--color-orange);
}
.page-contact .contact-channel-phone {
  background: rgba(11, 29, 58, 0.74);
  border: 1px solid rgba(192, 192, 192, 0.26);
  backdrop-filter: blur(6px);
}
.page-contact .contact-channel-phone::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 48px;
  height: 4px;
  background: var(--color-silver);
}
.page-contact .contact-channel-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-orange);
  transition: transform 0.3s ease;
}
.page-contact .contact-channel-phone .contact-channel-icon {
  background: rgba(192, 192, 192, 0.1);
  color: var(--color-silver);
}
.page-contact .contact-channel:hover .contact-channel-icon {
  transform: scale(1.06) rotate(-3deg);
}
.page-contact .contact-channel h3 {
  margin: 0 0 10px;
  font-size: 22px;
  font-weight: 800;
}
.page-contact .contact-channel-desc {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-cloud);
}
.page-contact .contact-channel-value {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--color-orange);
  font-size: clamp(18px, 4vw, 25px);
  font-weight: 800;
  color: var(--color-white);
  text-decoration: none;
  word-break: break-all;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.page-contact .contact-channel-value:hover {
  border-color: var(--color-white);
  color: var(--color-orange);
}
.page-contact .contact-channel-note {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.68);
}

/* ===== 办公地址 + 回复时效 ===== */
.page-contact .contact-place {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 40px 20px var(--space-xl);
}
.page-contact .contact-place-copy {
  padding: 26px 0 0;
  border-top: 1px solid var(--local-line);
}
.page-contact .contact-place-copy h2 {
  margin: 10px 0 14px;
  font-family: var(--font-head);
  font-size: clamp(30px, 6vw, 52px);
  line-height: 1.1;
}
.page-contact .contact-place-desc {
  max-width: 460px;
  margin: 0 0 26px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-cloud);
}
.page-contact .contact-place-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 0 0 28px;
}
.page-contact .contact-place-meta-item dt {
  margin-bottom: 6px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}
.page-contact .contact-place-meta-item dd {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
}
.page-contact .contact-response {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px;
  background: rgba(255, 107, 53, 0.1);
  border-left: 3px solid var(--color-orange);
}
.page-contact .contact-response-dot {
  flex-shrink: 0;
  width: 10px;
  height: 10px;
  margin-top: 6px;
  border-radius: 50%;
  background: var(--color-orange);
  box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.22);
}
.page-contact .contact-response strong {
  font-size: 16px;
}
.page-contact .contact-response p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.72);
}
.page-contact .contact-place-figure {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
}
.page-contact .contact-place-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ===== 其他渠道 ===== */
.page-contact .contact-others {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px var(--space-xl);
}
.page-contact .contact-others-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--local-line);
}
.page-contact .contact-other-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--local-line);
  color: var(--color-white);
  text-decoration: none;
  transition: background 0.25s ease, padding 0.25s ease;
}
.page-contact .contact-other-index {
  font-family: var(--font-head);
  font-size: 28px;
  line-height: 1;
  color: var(--color-orange);
}
.page-contact .contact-other-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.page-contact .contact-other-copy strong {
  font-size: 19px;
  font-weight: 800;
}
.page-contact .contact-other-tag {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-silver);
}
.page-contact .contact-other-copy > span:last-child {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.7);
}
.page-contact .contact-other-arrow {
  font-size: 26px;
  color: var(--color-orange);
  transition: transform 0.25s ease;
}
.page-contact .contact-other-item:hover {
  background: rgba(255, 107, 53, 0.06);
  padding-left: 10px;
}
.page-contact .contact-other-item:hover .contact-other-arrow {
  transform: translateX(4px);
}

/* ===== 动画 ===== */
@keyframes contact-glow {
  from {
    transform: scale(1);
    opacity: 0.6;
  }
  to {
    transform: scale(1.25);
    opacity: 1;
  }
}
@keyframes contact-hero-line {
  0%,
  100% {
    opacity: 0.25;
    transform: scaleY(1);
  }
  50% {
    opacity: 0.9;
    transform: scaleY(2.2);
  }
}

/* ===== 桌面端 ===== */
@media (min-width: 900px) {
  .page-contact .contact-hero {
    min-height: 680px;
    justify-content: flex-end;
  }
  .page-contact .contact-hero-content {
    padding: 150px 48px 70px;
  }
  .page-contact .contact-hero-visual {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    height: auto;
    margin: 0;
    z-index: 0;
  }
  .page-contact .contact-hero-visual::after {
    background: linear-gradient(90deg, rgba(11, 29, 58, 0.92) 0%, rgba(11, 29, 58, 0.62) 42%, rgba(11, 29, 58, 0.18) 78%);
  }
  .page-contact .contact-channels {
    padding: var(--space-xl) 32px 48px;
  }
  .page-contact .contact-channels-grid {
    grid-template-columns: 7fr 5fr;
    gap: var(--space-md);
  }
  .page-contact .contact-channel {
    padding: 44px 40px 34px;
  }
  .page-contact .contact-place {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px 48px;
    padding: 32px 32px var(--space-xl);
  }
  .page-contact .contact-place-copy {
    padding-top: 20px;
  }
  .page-contact .contact-place-figure {
    height: 460px;
  }
  .page-contact .contact-place-figure img {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    height: 100%;
  }
  .page-contact .contact-others {
    padding: 0 32px var(--space-xl);
  }
  .page-contact .contact-others-list {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    border-top: 0;
  }
  .page-contact .contact-other-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 26px 20px;
    border: 1px solid var(--local-line);
    border-radius: 4px;
    background: rgba(11, 29, 58, 0.5);
  }
  .page-contact .contact-other-item:hover {
    padding-left: 20px;
    border-color: rgba(255, 107, 53, 0.5);
  }
}