/* =============================================================
   联系页 · Contact
   作用域：.page-contact
   ============================================================= */
.page-contact {
  --contact-tint: rgba(11, 26, 42, 0.64);
  --contact-card-bg: #FFFFFF;
  background: var(--cream);
  color: var(--brown-black);
}

/* =============================================================
   首屏 · 联系封面
   ============================================================= */
.contact-cover {
  position: relative;
  background: var(--deep-blue);
  color: var(--cream);
  padding: 108px 0 64px;
  overflow: hidden;
  isolation: isolate;
}

.contact-cover__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
}

.contact-cover::before {
  content: "";
  position: absolute;
  z-index: -1;
  right: -80px;
  top: -80px;
  width: 320px;
  height: 320px;
  border: 1px solid rgba(255, 92, 40, 0.35);
  border-radius: 50%;
}

.contact-cover::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: -48px;
  top: -48px;
  width: 240px;
  height: 240px;
  background: rgba(255, 92, 40, 0.12);
  border-radius: 50%;
}

.contact-breadcrumb {
  margin-bottom: 40px;
}

.contact-breadcrumb .breadcrumb__item {
  color: rgba(247, 245, 239, 0.55);
}

.contact-breadcrumb .breadcrumb__link {
  color: rgba(247, 245, 239, 0.85);
}

.contact-breadcrumb .breadcrumb__link:hover {
  color: var(--neon-green);
}

.contact-cover__inner {
  display: grid;
  gap: 40px;
  align-items: end;
}

.contact-cover__main {
  max-width: 640px;
}

.contact-cover__eyebrow {
  color: var(--neon-green);
  margin-bottom: 14px;
}

.contact-cover__title {
  font-family: var(--font-headline);
  font-size: clamp(1.85rem, 6vw, 3.2rem);
  line-height: 1.12;
  margin: 0 0 18px;
  color: var(--cream);
}

.contact-cover__lead {
  font-size: 1rem;
  line-height: 1.75;
  margin: 0 0 28px;
  color: rgba(247, 245, 239, 0.82);
}

.contact-cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.contact-cover__actions .btn--ghost {
  border-color: rgba(247, 245, 239, 0.55);
  color: var(--cream);
}

.contact-cover__actions .btn--ghost:hover {
  background: rgba(247, 245, 239, 0.12);
  border-color: var(--neon-green);
  color: var(--neon-green);
}

.contact-cover__aside {
  background: var(--cream);
  color: var(--deep-blue);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
  position: relative;
  min-width: 260px;
}

.contact-cover__aside::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 4px;
  background: var(--orange);
  border-radius: 0 4px 4px 0;
}

.contact-cover__aside-label {
  display: block;
  font-family: var(--font-numeric);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--steel-blue);
  margin-bottom: 8px;
}

.contact-cover__aside-line {
  display: block;
  font-family: var(--font-numeric);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--deep-blue);
  word-break: break-all;
}

.contact-cover__aside-meta {
  display: block;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--warm-gray);
  font-size: 0.85rem;
  color: var(--steel-blue);
}

/* =============================================================
   章节标题通用
   ============================================================= */
.contact-section-heading {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 36px;
}

.contact-section-heading .chapter-num {
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1;
  color: var(--orange);
}

.contact-section-heading--dark .eyebrow {
  color: var(--neon-green);
}

.contact-section-heading--dark h2 {
  color: var(--cream);
}

/* =============================================================
   01 联系坐标
   ============================================================= */
.contact-coords {
  padding: 72px 0 40px;
}

.contact-coords__grid {
  display: grid;
  gap: 20px;
}

.contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--contact-card-bg);
  border-radius: var(--radius-lg);
  padding: 28px 24px 24px;
  border: 1px solid var(--warm-gray);
  border-top: 4px solid var(--orange);
  box-shadow: 0 4px 18px rgba(11, 26, 42, 0.05);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(11, 26, 42, 0.1);
}

.contact-card--highlight {
  border-top-color: var(--neon-green);
}

.contact-card__index {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-numeric);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--steel-blue);
  background: var(--light-blue);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  margin-bottom: 16px;
}

.contact-card--highlight .contact-card__index {
  background: rgba(198, 255, 0, 0.18);
  color: var(--deep-blue);
}

.contact-card__title {
  font-family: var(--font-headline);
  font-size: 1.1rem;
  margin: 0 0 8px;
  color: var(--deep-blue);
}

.contact-card__value {
  font-family: var(--font-numeric);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  word-break: break-all;
  color: var(--brown-black);
  margin: 0 0 10px;
}

.contact-card__desc {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--brown-black);
  opacity: 0.7;
  margin: 0 0 14px;
  flex: 1;
}

.contact-card .copy-btn {
  align-self: flex-start;
}

/* =============================================================
   02 工作时间与回复承诺
   ============================================================= */
.contact-hours {
  background: var(--deep-blue);
  color: var(--cream);
  padding: 72px 0;
}

.contact-hours__inner {
  display: grid;
  gap: 32px;
  align-items: center;
}

.contact-hours__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--deep-blue);
}

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

.contact-hours__lead {
  font-size: 1rem;
  line-height: 1.75;
  margin: 0 0 24px;
  color: rgba(247, 245, 239, 0.85);
}

.contact-hours__lead strong {
  color: var(--neon-green);
  font-weight: 700;
}

.contact-hours__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.contact-hours__list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--font-numeric);
  font-size: 0.9rem;
  background: rgba(198, 255, 0, 0.06);
  border: 1px solid rgba(198, 255, 0, 0.14);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  word-break: break-all;
}

.contact-hours__list span {
  color: rgba(247, 245, 239, 0.56);
  font-family: var(--font-body);
  font-size: 0.85rem;
  flex-shrink: 0;
}

/* =============================================================
   03 咨询方向
   ============================================================= */
.contact-topics {
  padding: 72px 0 40px;
}

.contact-topics__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}

.contact-pill {
  display: inline-flex;
  align-items: center;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  background: #fff;
  border: 1.5px solid var(--warm-gray);
  color: var(--deep-blue);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.contact-pill:hover,
.contact-pill:focus-visible {
  border-color: var(--orange);
  background: var(--orange);
  color: #fff;
}

.contact-topics__list {
  display: grid;
  gap: 16px;
}

.topic-card {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 16px;
  background: #fff;
  border-radius: var(--radius-md);
  padding: 22px 20px;
  border-left: 4px solid var(--orange);
  box-shadow: 0 2px 10px rgba(11, 26, 42, 0.05);
  scroll-margin-top: 88px;
}

.topic-card:nth-child(2) {
  border-left-color: var(--steel-blue);
}

.topic-card:nth-child(3) {
  border-left-color: var(--neon-green);
}

.topic-card:nth-child(4) {
  border-left-color: var(--deep-blue);
}

.topic-card__num {
  font-family: var(--font-numeric);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--orange);
}

.topic-card:nth-child(2) .topic-card__num {
  color: var(--steel-blue);
}

.topic-card:nth-child(3) .topic-card__num {
  color: var(--deep-blue);
}

.topic-card:nth-child(4) .topic-card__num {
  color: var(--steel-blue);
}

.topic-card__body h3 {
  font-family: var(--font-headline);
  font-size: 1.05rem;
  margin: 0 0 8px;
}

.topic-card__body h3 a {
  color: var(--deep-blue);
  text-decoration: none;
}

.topic-card__body h3 a:hover {
  color: var(--orange);
}

.topic-card__body p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0;
  color: var(--brown-black);
  opacity: 0.82;
}

/* =============================================================
   04 地图与位置
   ============================================================= */
.contact-location {
  padding: 48px 0 80px;
}

.contact-location__panel {
  position: relative;
  display: grid;
  gap: 32px;
  background: var(--cream);
  border: 1px solid var(--warm-gray);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  overflow: hidden;
}

.contact-location__info .eyebrow {
  margin-bottom: 10px;
}

.contact-location__info h2 {
  font-family: var(--font-headline);
  font-size: clamp(1.2rem, 3vw, 1.7rem);
  line-height: 1.35;
  margin: 0 0 14px;
  color: var(--deep-blue);
}

.contact-location__note {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--brown-black);
  opacity: 0.72;
  margin: 0 0 20px;
}

.contact-location__note a {
  color: var(--steel-blue);
}

.contact-location__route {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--orange);
  font-weight: 700;
  font-size: 0.94rem;
  text-decoration: none;
  padding: 10px 18px;
  border: 1.5px solid var(--orange);
  border-radius: var(--radius-pill);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.contact-location__route:hover {
  background: var(--orange);
  color: #fff;
}

.contact-location__deco {
  position: relative;
  min-height: 220px;
  border-radius: var(--radius-md);
  background:
    linear-gradient(135deg, rgba(11, 26, 42, 0.05) 25%, transparent 25%) 0 0 / 24px 24px,
    linear-gradient(225deg, rgba(11, 26, 42, 0.05) 25%, transparent 25%) 0 0 / 24px 24px,
    var(--light-blue);
  border: 1px solid var(--warm-gray);
}

.contact-location__coords {
  position: absolute;
  top: 16px;
  left: 16px;
  font-family: var(--font-numeric);
  font-size: 0.78rem;
  color: var(--steel-blue);
  background: rgba(255, 255, 255, 0.7);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.contact-location__circle {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 120px;
  height: 120px;
  transform: translate(-50%, -50%);
  border: 2px dashed var(--orange);
  border-radius: 50%;
}

.contact-location__line--x,
.contact-location__line--y {
  position: absolute;
  background: rgba(39, 75, 109, 0.25);
}

.contact-location__line--x {
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
}

.contact-location__line--y {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
}

.contact-location__marker {
  position: absolute;
  font-family: var(--font-numeric);
  font-size: 0.74rem;
  color: var(--deep-blue);
  background: #fff;
  border: 1px solid var(--warm-gray);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
}

.contact-location__marker--a {
  left: 14px;
  bottom: 30px;
  border-left-color: var(--orange);
}

.contact-location__marker--b {
  right: 14px;
  top: 50px;
  border-left-color: var(--neon-green);
}

.contact-location__marker--c {
  right: 20px;
  bottom: 18px;
  border-left-color: var(--steel-blue);
}

/* =============================================================
   小屏适配 480px+
   ============================================================= */
@media (min-width: 480px) {
  .contact-coords__grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-card:last-child {
    grid-column: 1 / -1;
  }
}

/* =============================================================
   中屏适配 768px+
   ============================================================= */
@media (min-width: 768px) {
  .contact-cover {
    min-height: 520px;
    padding: 120px 0 88px;
  }

  .contact-cover__inner {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
  }

  .contact-cover__title {
    font-size: clamp(2rem, 5vw, 3.2rem);
  }

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

  .contact-card:last-child {
    grid-column: auto;
  }

  .contact-hours__inner {
    grid-template-columns: 1fr 1fr;
  }

  .contact-topics__list {
    grid-template-columns: 1fr 1fr;
  }

  .contact-location__panel {
    grid-template-columns: 1fr 1fr;
    padding: 48px 40px;
  }
}

/* =============================================================
   大屏适配 1024px+
   ============================================================= */
@media (min-width: 1024px) {
  .contact-cover__inner {
    grid-template-columns: 8fr 4fr;
  }

  .contact-coords {
    padding: 96px 0 56px;
  }

  .contact-topics {
    padding: 96px 0 56px;
  }

  .contact-hours {
    padding: 96px 0;
  }

  .contact-topics__nav {
    gap: 14px;
  }

  .contact-pill {
    padding: 12px 28px;
    font-size: 0.95rem;
  }
}