.page-contact {
  --contact-gap: clamp(40px, 7vw, 88px);
  --contact-card-bg: linear-gradient(180deg, rgba(13, 48, 41, 0.92), rgba(7, 28, 24, 0.96));
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  padding: clamp(22px, 4vw, 44px) 0 clamp(56px, 9vw, 112px);
  overflow-x: hidden;
}

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

.page-contact .contact-shell {
  display: flex;
  flex-direction: column;
  gap: var(--contact-gap);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-contact .breadcrumb__item {
  color: var(--muted);
  text-decoration: none;
}

.page-contact a.breadcrumb__item {
  transition: color 0.2s var(--ease);
}

.page-contact a.breadcrumb__item:hover,
.page-contact a.breadcrumb__item:focus-visible {
  color: var(--cyan);
}

.page-contact .breadcrumb__item--current {
  color: var(--cyan-soft);
}

.page-contact .breadcrumb__sep {
  color: var(--line);
}

/* ---------- 展览说明牌 plate ---------- */
.page-contact .plate {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(7, 28, 24, 0.72);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  line-height: 1.4;
}

.page-contact .plate__label {
  color: var(--cyan-soft);
}

.page-contact .plate__value {
  color: var(--muted);
  padding-left: 10px;
  border-left: 1px solid var(--line);
}

/* ---------- 章节标题 ---------- */
.page-contact .section-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 38px);
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: var(--paper);
}

.page-contact .section-head__note {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--cyan-soft);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 42px);
  align-items: start;
}

.page-contact .contact-hero__frame {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(130% 96% at 0% 0%, rgba(0, 229, 195, 0.16) 0%, rgba(0, 229, 195, 0) 62%),
    var(--ink-2);
}

.page-contact .contact-hero__frame::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 250px;
  height: 250px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 229, 195, 0.14), transparent 68%);
  pointer-events: none;
}

.page-contact .contact-hero__scale {
  height: 14px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 18px);
  -webkit-mask-image: linear-gradient(90deg, #000 12%, transparent 100%);
  mask-image: linear-gradient(90deg, #000 12%, transparent 100%);
}

.page-contact .contact-hero__plate {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__title {
  position: relative;
  z-index: 1;
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6.2vw, 66px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .contact-hero__title::after {
  content: "";
  display: block;
  width: 104px;
  height: 5px;
  margin-top: 22px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--cyan), var(--cyan-dim));
}

.page-contact .contact-hero__lede {
  position: relative;
  z-index: 1;
  max-width: 46ch;
  margin: 22px 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: rgba(244, 247, 245, 0.8);
}

.page-contact .contact-hero__actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .contact-hero__hint {
  position: relative;
  z-index: 1;
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: 16px 16px 0 0 rgba(0, 140, 122, 0.24);
}

.page-contact .contact-hero__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 通用图片说明 ---------- */
.page-contact .img-frame {
  position: relative;
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--ink-2);
}

.page-contact .img-frame__caption {
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

/* ---------- 联络渠道卡 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 28px;
}

.page-contact .channel-card {
  position: relative;
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--contact-card-bg);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: clamp(22px, 3vw, 32px);
  width: 46px;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: var(--cyan);
}

.page-contact .channel-card--phone::before {
  background: var(--cyan-soft);
}

.page-contact .channel-card--addr::before {
  background: var(--warn);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1px rgba(0, 229, 195, 0.22), 0 22px 46px -30px rgba(0, 229, 195, 0.6);
}

.page-contact .channel-card__value {
  display: block;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(19px, 2.6vw, 27px);
  letter-spacing: -0.01em;
  color: var(--cyan);
  text-decoration: none;
  word-break: break-all;
  transition: color 0.2s var(--ease);
}

.page-contact a.channel-card__value:hover,
.page-contact a.channel-card__value:focus-visible {
  color: var(--cyan-soft);
}

.page-contact .channel-card__value--addr {
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.5;
  color: var(--paper);
  word-break: keep-all;
}

.page-contact .channel-card__desc {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(244, 247, 245, 0.76);
}

/* ---------- 回复时段 ---------- */
.page-contact .contact-hours {
  border-top: 1px solid var(--line);
  padding-top: clamp(28px, 4vw, 48px);
}

.page-contact .hours-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-contact .hours-svg {
  display: block;
  width: 100%;
  height: auto;
  margin: 26px 0 22px;
}

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

.page-contact .hours-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 14px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(13, 48, 41, 0.55);
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-contact .hours-item__time {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan);
}

.page-contact .hours-item__label {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--paper);
}

.page-contact .hours-item__scope {
  grid-column: 1 / -1;
  margin-top: 6px;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--muted);
}

.page-contact .hours-item:hover,
.page-contact .hours-item:focus-visible,
.page-contact .hours-item:focus-within {
  border-color: var(--cyan-dim);
  background: rgba(0, 140, 122, 0.18);
}

.page-contact .hours-item:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .hours-media img {
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 来信指引 ---------- */
.page-contact .guide-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 28px;
}

.page-contact .guide-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 2.6vw, 30px);
  background: rgba(13, 48, 41, 0.45);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-contact .guide-card:hover,
.page-contact .guide-card:focus-within {
  border-color: var(--cyan-dim);
  background: rgba(13, 48, 41, 0.72);
}

.page-contact .guide-card__tag {
  display: inline-block;
  margin: 0 0 16px;
  padding: 5px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--cyan-soft);
}

.page-contact .guide-card--column .guide-card__tag {
  color: var(--warn);
}

.page-contact .guide-card--mobile .guide-card__tag {
  color: var(--cyan);
}

.page-contact .guide-card h3 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.2vw, 26px);
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.page-contact .guide-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .guide-card li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.72;
  color: rgba(244, 247, 245, 0.78);
}

.page-contact .guide-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-contact .guide-card--column li::before {
  background: var(--warn);
}

.page-contact .guide-card--mobile li::before {
  background: var(--cyan-soft);
}

.page-contact .guide-card__link {
  display: inline-block;
  margin-top: 22px;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(0, 229, 195, 0.42);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .guide-card__link:hover,
.page-contact .guide-card__link:focus-visible {
  color: var(--cyan-soft);
  border-color: var(--cyan-soft);
}

/* ---------- 广东运营与备案 ---------- */
.page-contact .contact-region {
  border-top: 1px solid var(--line);
  padding-top: clamp(28px, 4vw, 48px);
}

.page-contact .region-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.5vw, 40px);
  align-items: start;
}

.page-contact .region-copy__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 2.8vw, 32px);
  letter-spacing: -0.01em;
}

.page-contact .region-copy__text {
  margin: 16px 0 0;
  max-width: 52ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(244, 247, 245, 0.78);
}

.page-contact .region-copy__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 195, 0.4);
}

.page-contact .region-copy__text a:hover,
.page-contact .region-copy__text a:focus-visible {
  color: var(--cyan-soft);
  border-color: var(--cyan-soft);
}

.page-contact .region-facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0;
}

.page-contact .region-fact {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(13, 48, 41, 0.5);
}

.page-contact .region-fact dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-contact .region-fact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--paper);
}

/* ---------- 继续了解 ---------- */
.page-contact .contact-next {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 24px;
  padding: 22px clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--ink-2);
}

.page-contact .contact-next__lead {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--cyan-soft);
}

.page-contact .contact-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-next__links a {
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-size: 13.5px;
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .contact-next__links a:hover,
.page-contact .contact-next__links a:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(0, 229, 195, 0.08);
}

/* ---------- 平板 ---------- */
@media (min-width: 760px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .channel-card--addr {
    grid-column: 1 / -1;
  }

  .page-contact .region-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .hours-item__scope {
    max-height: 0;
    margin-top: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.3s var(--ease), opacity 0.3s var(--ease), margin-top 0.3s var(--ease);
  }

  .page-contact .hours-item:hover .hours-item__scope,
  .page-contact .hours-item:focus-visible .hours-item__scope {
    max-height: 160px;
    margin-top: 6px;
    opacity: 1;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: start;
  }

  .page-contact .hours-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  }

  .page-contact .guide-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .region-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }
}

@media (min-width: 1040px) {
  .page-contact .channel-grid {
    grid-template-columns: 1.32fr 1fr 1.06fr;
    align-items: start;
  }

  .page-contact .channel-card--addr {
    grid-column: auto;
  }

  .page-contact .channel-card--phone {
    transform: translateY(18px);
  }

  .page-contact .channel-card--addr {
    transform: translateY(36px);
  }

  .page-contact .channel-card--phone:hover,
  .page-contact .channel-card--phone:focus-within {
    transform: translateY(12px);
  }

  .page-contact .channel-card--addr:hover,
  .page-contact .channel-card--addr:focus-within {
    transform: translateY(30px);
  }

  .page-contact .guide-grid {
    grid-template-columns: 1.12fr 1fr 1fr;
    align-items: start;
  }

  .page-contact .guide-card--column {
    margin-top: 22px;
  }

  .page-contact .guide-card--mobile {
    margin-top: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact * {
    transition-duration: 0.01ms !important;
  }
}