.page-contact {
  position: relative;
  padding-bottom: 72px;
}

.page-contact .breadcrumbs {
  margin-top: 20px;
}

/* ===== 首屏标题区 ===== */
.page-contact .contact-hero {
  padding-top: 48px;
  position: relative;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 68px;
  height: 4px;
  background: var(--accent);
  box-shadow: 0 0 18px rgba(var(--accent-rgb), 0.6);
}

.page-contact .contact-hero__index {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin: 0 0 14px;
  padding: 4px 10px;
  border: 1px solid rgba(var(--accent-rgb), 0.35);
  border-radius: 4px;
}

.page-contact .contact-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 640px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.page-contact .contact-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 26px;
}

.page-contact .contact-hero__meta .mono {
  font-size: 12px;
  color: var(--text-sub);
  letter-spacing: 0.04em;
}

/* ===== 主联系区 ===== */
.page-contact .contact-main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 44px;
}

.page-contact .contact-map__frame {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--card-bg);
}

.page-contact .contact-map__frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 1 / 1;
}

.page-contact .contact-map__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.027) 0px,
    rgba(255, 255, 255, 0.027) 1px,
    transparent 1px,
    transparent 5px
  );
}

.page-contact .contact-map__caption {
  position: absolute;
  left: 14px;
  bottom: 14px;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 14px;
  background: var(--card-bg);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--text-sub);
  backdrop-filter: blur(8px);
}

.page-contact .contact-map__caption .mono {
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-contact .contact-map__badge {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 1;
  background: var(--accent);
  color: var(--accent-invert);
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.35;
  text-align: center;
  box-shadow: 0 0 20px rgba(var(--accent-rgb), 0.35);
}

/* ===== 帮助列表 ===== */
.page-contact .contact-help {
  min-width: 0;
}

.page-contact .contact-help .section-desc {
  margin-top: 8px;
}

.page-contact .contact-help .section-desc a {
  color: var(--accent);
  font-weight: 700;
}

.page-contact .contact-channels {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-contact .contact-channel {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--card-bg);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--accent-warm);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  backdrop-filter: blur(8px);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-channel:hover {
  border-color: rgba(var(--accent-rgb), 0.45);
  transform: translateY(-2px);
}

.page-contact .contact-channel--primary {
  border-left-color: var(--accent);
}

.page-contact .contact-channel__label {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-sub);
}

.page-contact .contact-channel__value {
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.8vw, 22px);
  line-height: 1.4;
  color: var(--text-main);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.page-contact .contact-channel--primary .contact-channel__value {
  font-size: clamp(18px, 3.6vw, 30px);
  font-weight: 700;
  color: var(--accent);
}

.page-contact .contact-channel__note {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-sub);
}

/* ===== 工作时间卡 ===== */
.page-contact .contact-hours {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 1fr;
  background: var(--card-bg);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-contact .contact-hours__img img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

.page-contact .contact-hours__body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 20px;
}

.page-contact .contact-hours__title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
}

.page-contact .contact-hours__body .mono {
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.1em;
}

.page-contact .contact-hours__time {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
}

/* ===== 商务合作 ===== */
.page-contact .contact-biz {
  margin-top: 60px;
}

.page-contact .contact-biz__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 24px;
}

.page-contact .contact-biz__item {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  padding: 24px 22px 22px;
  overflow: hidden;
}

.page-contact .contact-biz__item::after {
  content: "";
  position: absolute;
  right: -30px;
  top: -30px;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(var(--accent-rgb), 0.06);
}

.page-contact .contact-biz__num {
  display: block;
  margin-bottom: 14px;
  font-size: 44px;
  line-height: 1;
  font-weight: 700;
  color: rgba(var(--accent-rgb), 0.5);
}

.page-contact .contact-biz__item h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
}

.page-contact .contact-biz__item p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-sub);
}

.page-contact .contact-biz__link {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.page-contact .contact-biz__link:hover {
  text-decoration: underline;
}

.page-contact .contact-biz__foot {
  margin-top: 18px;
  padding: 14px 18px;
  border-left: 3px solid var(--accent-warm);
  background: rgba(var(--accent-warm-rgb), 0.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
}

/* ===== 地址与地图 ===== */
.page-contact .contact-address {
  margin-top: 60px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

.page-contact .contact-address__line {
  margin: 16px 0 8px;
  font-size: clamp(18px, 3vw, 24px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--text-main);
}

.page-contact .contact-address__note {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-sub);
}

.page-contact .contact-address__note a {
  color: var(--accent);
  font-weight: 700;
}

.page-contact .contact-address__map {
  position: relative;
  min-height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--card-bg);
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 26px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-contact .contact-address__map::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
  background: rgba(var(--accent-rgb), 0.14);
}

.page-contact .contact-address__map::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  height: 1px;
  width: 100%;
  background: rgba(var(--accent-rgb), 0.14);
}

.page-contact .contact-address__pin {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-invert);
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0.45);
  animation: siji-contact-pulse 2.2s ease-out infinite;
}

@keyframes siji-contact-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0.45);
  }
  70% {
    box-shadow: 0 0 0 16px rgba(var(--accent-rgb), 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0);
  }
}

.page-contact .contact-address__map-label {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  padding: 6px 12px;
  background: var(--card-bg);
  border: 1px solid var(--line-soft);
  border-radius: 6px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text-sub);
  white-space: nowrap;
}

/* ===== 桌面端增强 ===== */
@media (min-width: 720px) {
  .page-contact .contact-biz__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-main {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact .contact-address {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 48px;
  }

  .page-contact .contact-hours {
    grid-template-columns: 200px 1fr;
  }

  .page-contact .contact-hours__img img {
    aspect-ratio: 1 / 1;
    height: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-address__pin {
    animation: none;
  }
}