.page-contact {
  --contact-bg: #0A0E1A;
  position: relative;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow: clip;
}

/* 顶部横幅 */
.page-contact .contact-hero {
  position: relative;
  padding-top: clamp(2rem, 5vw, 3.5rem);
  padding-bottom: clamp(2rem, 6vw, 4.5rem);
  overflow: hidden;
}
.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: 0.28;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 30%, #000 70%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 30%, #000 70%, transparent);
}
.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 20px;
  background: linear-gradient(
    100deg,
    var(--accent-primary) 0%, var(--accent-primary) 12%, transparent 12%,
    transparent 26%, var(--accent-secondary) 26%, var(--accent-secondary) 38%,
    transparent 38%, transparent 72%, var(--accent-primary) 72%,
    var(--accent-primary) 84%, transparent 84%
  );
  opacity: 0.5;
  pointer-events: none;
}
.page-contact .contact-hero > * {
  position: relative;
  z-index: 1;
}
.page-contact .contact-hero h1 {
  max-width: 18em;
  margin: 1rem 0 1.25rem;
  font-family: var(--font-headline);
  font-size: clamp(1.9rem, 5vw, 3.4rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.page-contact .contact-hero__lead {
  max-width: 52em;
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-secondary);
}

/* 面包屑 */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
  font-size: 14px;
  color: var(--text-secondary);
}
.page-contact .breadcrumb__link {
  color: var(--accent-primary);
  text-decoration: none;
  transition: opacity 0.2s ease;
}
.page-contact .breadcrumb__link:hover {
  opacity: 0.75;
}
.page-contact .breadcrumb__sep {
  color: var(--border);
}
.page-contact .breadcrumb__item {
  color: var(--text-secondary);
}

/* 联系渠道 */
.page-contact .contact-channels {
  position: relative;
  padding: clamp(2.5rem, 7vw, 5rem) 0;
  border-bottom: 1px solid var(--border);
}
.page-contact .contact-channels::after {
  content: "";
  position: absolute;
  top: 18%;
  right: 0;
  width: 32vw;
  max-width: 320px;
  height: 240px;
  background: linear-gradient(135deg, rgba(0, 255, 157, 0.12), transparent 70%);
  clip-path: polygon(18% 0, 100% 0, 82% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}
.page-contact .contact-channels__wrap {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
}
.page-contact .contact-channels__title {
  margin: 0.5rem 0 0.75rem;
  font-family: var(--font-headline);
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.02em;
}
.page-contact .contact-channels__intro {
  max-width: 40em;
  margin: 0 0 1.75rem;
  color: var(--text-secondary);
  line-height: 1.7;
}
.page-contact .contact-channels__figure {
  position: relative;
  margin: 0;
}
.page-contact .contact-channels__figure::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--border);
  pointer-events: none;
}
.page-contact .contact-channels__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  filter: saturate(0.92) contrast(1.05);
}
.page-contact .contact-card {
  position: relative;
  margin-top: 1rem;
  padding: 1.1rem 1.1rem 1.1rem 1.3rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-primary);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}
.page-contact .contact-card:hover {
  border-color: var(--accent-primary);
  box-shadow: 0 0 24px rgba(0, 255, 157, 0.14);
  transform: translateY(-2px);
}
.page-contact .contact-card__head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}
.page-contact .contact-card__head svg {
  width: 18px;
  height: 18px;
  flex: none;
  color: var(--text-secondary);
}
.page-contact .contact-card__head h3 {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}
.page-contact .contact-card--email .contact-card__head svg {
  color: var(--accent-primary);
}
.page-contact .contact-card--phone .contact-card__head svg {
  color: var(--accent-secondary);
}
.page-contact .contact-card--address .contact-card__head svg {
  color: var(--focus);
}
.page-contact .contact-card__value {
  display: inline-block;
  font-size: clamp(1.15rem, 3vw, 1.6rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  word-break: break-all;
}
.page-contact .contact-card__value[href] {
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px dashed transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.page-contact .contact-card__value[href]:hover {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}
.page-contact .contact-card--phone .contact-card__value[href]:hover {
  color: var(--accent-secondary);
  border-bottom-color: var(--accent-secondary);
}
.page-contact .contact-card__desc {
  margin: 0.5rem 0 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
}
.page-contact .contact-card--phone {
  border-left-color: var(--accent-secondary);
}
.page-contact .contact-card--phone:hover {
  border-color: var(--accent-secondary);
  box-shadow: 0 0 24px rgba(255, 92, 57, 0.14);
}
.page-contact .contact-card--address {
  border-left-color: var(--border);
}
.page-contact .contact-card--address:hover {
  border-color: var(--border);
  box-shadow: 0 0 24px rgba(42, 53, 90, 0.3);
}

/* 问题分类指引 */
.page-contact .contact-guide {
  position: relative;
  padding: clamp(2.5rem, 7vw, 5rem) 0;
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(135deg, rgba(0, 255, 157, 0.04), transparent 32%),
    linear-gradient(180deg, transparent, rgba(18, 23, 40, 0.5) 50%, transparent);
}
.page-contact .contact-guide .section-head {
  padding-left: 1.25rem;
  border-left: 3px solid var(--accent-primary);
}
.page-contact .contact-guide__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}
.page-contact .contact-flow {
  position: relative;
  padding: 1.5rem 1.5rem 1.75rem;
  background: linear-gradient(135deg, rgba(255, 92, 57, 0.08), transparent 40%), var(--surface);
  border: 1px solid var(--border);
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.page-contact .contact-flow:hover {
  transform: translateY(-3px);
  border-color: var(--accent-secondary);
}
.page-contact .contact-flow--alt {
  background: linear-gradient(135deg, rgba(0, 255, 157, 0.08), transparent 40%), var(--surface);
}
.page-contact .contact-flow--alt:hover {
  border-color: var(--accent-primary);
}
.page-contact .contact-flow__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 1rem;
  font-family: var(--font-number);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent-secondary);
  background: rgba(255, 92, 57, 0.08);
  border: 1px solid rgba(255, 92, 57, 0.4);
}
.page-contact .contact-flow--alt .contact-flow__index {
  color: var(--accent-primary);
  background: rgba(0, 255, 157, 0.08);
  border-color: rgba(0, 255, 157, 0.4);
}
.page-contact .contact-flow h3 {
  margin: 0 0 0.6rem;
  font-size: 1.15rem;
  font-weight: 800;
}
.page-contact .contact-flow p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
}
.page-contact .contact-flow p a {
  color: var(--accent-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}
.page-contact .contact-flow p a:hover {
  border-bottom-color: var(--accent-primary);
}
.page-contact .contact-flow__mail {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-number);
  font-size: 15px;
  font-weight: 700;
  color: var(--accent-primary);
  background: rgba(0, 255, 157, 0.06);
  border: 1px solid rgba(0, 255, 157, 0.3);
  text-decoration: none;
  word-break: break-all;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}
.page-contact .contact-flow__mail:hover {
  background: rgba(0, 255, 157, 0.12);
  box-shadow: 0 0 18px rgba(0, 255, 157, 0.15);
}
.page-contact .contact-guide__note {
  margin-top: 1.75rem;
  padding: 0.9rem 1.1rem;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  background: rgba(255, 209, 102, 0.06);
  border: 1px solid rgba(255, 209, 102, 0.2);
  border-left: 3px solid var(--focus);
}
.page-contact .contact-guide__note p {
  margin: 0;
}

/* 办公时间 */
.page-contact .contact-hours {
  padding: clamp(2.5rem, 7vw, 5rem) 0;
}
.page-contact .contact-hours__wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
}
.page-contact .contact-hours__title {
  margin: 0.5rem 0 0.75rem;
  font-family: var(--font-headline);
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.02em;
}
.page-contact .contact-hours__block {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  gap: 0.25rem;
  margin: 0 0 1.25rem;
  padding: 1rem 1.5rem;
  background: rgba(0, 255, 157, 0.06);
  border: 1px solid var(--accent-primary);
}
.page-contact .contact-hours__block::before {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px dashed rgba(0, 255, 157, 0.3);
  pointer-events: none;
}
.page-contact .contact-hours__days {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--text-secondary);
  text-transform: uppercase;
}
.page-contact .contact-hours__time {
  font-family: var(--font-number);
  font-size: clamp(1.45rem, 4vw, 2.2rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--accent-primary);
}
.page-contact .contact-hours__info > p {
  max-width: 42em;
  margin: 0 0 1.25rem;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
}
.page-contact .contact-hours__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  margin-top: 1.5rem;
}
.page-contact .contact-hours__map {
  position: relative;
  margin: 0;
  padding: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
}
.page-contact .contact-hours__map::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(0, 255, 157, 0.22);
  pointer-events: none;
}
.page-contact .contact-hours__map img {
  position: relative;
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* 底部快速入口 */
.page-contact .contact-return {
  padding: 0 0 clamp(2.5rem, 7vw, 5rem);
}
.page-contact .contact-return__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border);
}
.page-contact .contact-return p {
  margin: 0;
  font-size: 15px;
  color: var(--text-secondary);
}
.page-contact .contact-return__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 1.5rem;
}
.page-contact .contact-return__links a {
  position: relative;
  padding: 0.25rem 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.page-contact .contact-return__links a::before {
  content: "→ ";
  color: var(--accent-secondary);
}
.page-contact .contact-return__links a:hover {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}

/* 桌面端 */
@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding-top: 4rem;
    padding-bottom: 5rem;
  }
  .page-contact .contact-channels__wrap {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
    align-items: start;
    gap: 4rem;
  }
  .page-contact .contact-channels__figure::before {
    inset: -10px -10px 10px 10px;
  }
  .page-contact .contact-channels__figure img {
    aspect-ratio: 3 / 2;
    object-fit: cover;
  }
  .page-contact .contact-card {
    padding: 1.5rem 1.5rem 1.5rem 1.75rem;
  }
  .page-contact .contact-guide__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .page-contact .contact-flow {
    padding: 1.75rem 1.75rem 1.9rem;
    clip-path: polygon(24px 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%, 0 24px);
  }
  .page-contact .contact-hours__wrap {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: center;
    gap: 3rem;
  }
}