.page-contact {
  --ct-gap: 22px;
  --ct-surface: #F3EEE4;
  --ct-surface-ink: #0B0F0D;
  --ct-surface-muted: #3A4741;
  background: var(--ink);
  color: var(--bone);
  overflow-x: hidden;
}

.page-contact h2 {
  font-size: clamp(1.45rem, 5.6vw, 2.2rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.015em;
  margin: 12px 0 14px;
}

.page-contact h3 {
  letter-spacing: -0.01em;
}

.page-contact .lead {
  max-width: 62ch;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 26px 0 54px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(130% 100% at 92% -12%, rgba(34, 223, 210, 0.16), transparent 58%),
    linear-gradient(158deg, var(--pitch) 0%, var(--ink) 66%);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -52px;
  right: -28%;
  width: min(540px, 82vw);
  height: 340px;
  background: linear-gradient(118deg, rgba(178, 86, 58, 0.36), rgba(47, 74, 56, 0) 74%);
  clip-path: polygon(28% 0, 100% 0, 100% 100%, 0 84%);
  pointer-events: none;
}

.page-contact .contact-hero-grid {
  display: grid;
  gap: 30px;
  margin-top: 24px;
}

.page-contact .contact-hero h1 {
  font-size: clamp(2.25rem, 8.6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin: 12px 0 16px;
}

.page-contact .contact-hero .lead {
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(243, 238, 228, 0.82);
  margin: 0;
}

.page-contact .contact-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-contact .contact-hero-panel {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--line);
}

.page-contact .hero-panel-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 14px 16px;
  background: rgba(16, 38, 28, 0.88);
}

.page-contact .hero-panel-key {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 1.42rem;
  font-weight: 700;
  color: var(--gold);
  white-space: nowrap;
  letter-spacing: -0.01em;
}

.page-contact .hero-panel-unit {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--stone);
  margin-left: 3px;
}

.page-contact .hero-panel-text {
  font-size: 0.85rem;
  line-height: 1.55;
  color: rgba(243, 238, 228, 0.76);
}

/* ---------- 联系渠道 ---------- */

.page-contact .contact-channels {
  background: var(--ink);
}

.page-contact .contact-channels-grid {
  display: grid;
  gap: 30px;
  margin-top: 26px;
}

.page-contact .channel-col {
  display: grid;
  gap: 14px;
}

.page-contact .channel-card {
  position: relative;
  padding: 20px 18px 18px 22px;
  background: var(--ct-surface);
  color: var(--ct-surface-ink);
  border-radius: var(--radius-md);
  border: 1px solid rgba(124, 133, 127, 0.55);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 3px;
  background: var(--signal);
}

.page-contact .channel-head {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.page-contact .channel-index {
  flex: 0 0 auto;
  padding-top: 4px;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--clay);
}

.page-contact .channel-head-text {
  min-width: 0;
}

.page-contact .channel-name {
  margin: 0 0 6px;
  font-size: 1.14rem;
  font-weight: 700;
  color: var(--ct-surface-ink);
}

.page-contact .channel-desc {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--ct-surface-muted);
}

.page-contact .channel-value-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed rgba(124, 133, 127, 0.55);
}

.page-contact .channel-value {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ct-surface-ink);
  background: rgba(227, 183, 91, 0.3);
  border-radius: var(--radius-sm);
  padding: 5px 9px;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-card .copy-chip {
  flex: 0 0 auto;
}

.page-contact .channel-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 12px 0 0;
  font-size: 0.79rem;
  color: #4E5B55;
}

.page-contact .channel-media {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .channel-media .media-frame {
  margin: 0;
}

.page-contact .channel-media-note {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: rgba(243, 238, 228, 0.68);
}

.page-contact .channel-media-note a {
  color: var(--electric);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 提交前准备 ---------- */

.page-contact .contact-prep {
  background: linear-gradient(180deg, var(--ink) 0%, #0C1512 100%);
  border-top: 1px solid var(--line);
}

.page-contact .prep-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-contact .prep-grid {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-contact .prep-card {
  padding: 20px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: linear-gradient(165deg, rgba(47, 74, 56, 0.44), rgba(11, 15, 13, 0.92));
  scroll-margin-top: 92px;
}

.page-contact .prep-card h3 {
  margin: 12px 0 12px;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--bone);
}

.page-contact .prep-card > p {
  margin: 14px 0 0;
  font-size: 0.86rem;
  line-height: 1.76;
  color: rgba(243, 238, 228, 0.7);
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .prep-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.9rem;
  line-height: 1.66;
  color: rgba(243, 238, 228, 0.9);
}

.page-contact .prep-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--electric);
  opacity: 0.85;
}

/* ---------- 合作沟通 ---------- */

.page-contact .contact-coop {
  background: var(--pitch);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .coop-grid {
  display: grid;
  gap: 26px;
}

.page-contact .coop-head .lead {
  margin-bottom: 20px;
}

.page-contact .coop-list {
  display: grid;
  gap: 12px;
}

.page-contact .coop-card {
  padding: 18px 18px 18px 20px;
  border-radius: var(--radius-md);
  background: rgba(11, 15, 13, 0.6);
  border: 1px solid var(--line);
  border-left: 3px solid var(--clay);
}

.page-contact .coop-card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--bone);
}

.page-contact .coop-card p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.74;
  color: rgba(243, 238, 228, 0.74);
}

/* ---------- 吉林本地支持 ---------- */

.page-contact .contact-jilin {
  background: var(--ink);
}

.page-contact .jilin-grid {
  display: grid;
  gap: 26px;
}

.page-contact .jilin-copy > p {
  margin: 0 0 18px;
  font-size: 0.94rem;
  line-height: 1.8;
  color: rgba(243, 238, 228, 0.82);
}

.page-contact .jilin-points {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .jilin-points li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.9rem;
  line-height: 1.66;
  color: rgba(243, 238, 228, 0.88);
}

.page-contact .jilin-points .status-dot {
  flex: 0 0 auto;
  margin-top: 9px;
}

.page-contact .jilin-copy .jilin-note {
  margin: 0;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(34, 223, 210, 0.32);
  background: rgba(34, 223, 210, 0.07);
  font-size: 0.84rem;
  line-height: 1.7;
  color: rgba(34, 223, 210, 0.92);
}

.page-contact .jilin-media {
  margin: 0;
}

/* ---------- 海外与移动端 ---------- */

.page-contact .contact-oversea {
  background: linear-gradient(180deg, #0C1512, var(--ink));
  border-top: 1px solid var(--line);
}

.page-contact .oversea-grid {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .oversea-card {
  padding: 20px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(16, 38, 28, 0.72);
}

.page-contact .oversea-card h3 {
  margin: 0 0 10px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold);
}

.page-contact .oversea-card p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.76;
  color: rgba(243, 238, 228, 0.78);
}

.page-contact .oversea-card a {
  color: var(--electric);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应时段刻度带 ---------- */

.page-contact .contact-strip {
  background: var(--ink);
  border-top: 1px solid var(--line);
  padding-bottom: 58px;
}

.page-contact .strip-head h2 {
  margin-bottom: 0;
}

.page-contact .strip {
  margin-top: 28px;
}

.page-contact .strip-track {
  position: relative;
  height: 46px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(47, 74, 56, 0.42);
  overflow: hidden;
}

.page-contact .strip-band {
  position: absolute;
  inset: 0;
  opacity: 0.52;
  background: linear-gradient(90deg,
    rgba(34, 223, 210, 0.5) 0%,
    rgba(227, 183, 91, 0.5) 48%,
    rgba(255, 106, 26, 0.62) 100%);
}

.page-contact .strip-flag {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  max-width: calc(100% - 16px);
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--signal);
  color: var(--ink);
  font-size: 0.68rem;
  font-weight: 700;
  white-space: nowrap;
}

.page-contact .strip-flag-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink);
  animation: ct-pulse 1.6s var(--ease) infinite;
}

@keyframes ct-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.68); }
}

.page-contact .strip-scale {
  display: flex;
  justify-content: space-between;
  list-style: none;
  margin: 12px 0 0;
  padding: 0 2px;
  font-size: 0.72rem;
  color: var(--stone);
}

.page-contact .strip-foot {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.page-contact .strip-foot .stat {
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(16, 38, 28, 0.62);
}

.page-contact .strip-note {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.72;
  color: var(--stone);
}

/* ---------- 平板及以上 ---------- */

@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding: 34px 0 66px;
  }

  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
    gap: 40px;
  }

  .page-contact .contact-channels-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: start;
    gap: 34px;
  }

  .page-contact .prep-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-contact .coop-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
    gap: 36px;
  }

  .page-contact .jilin-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: start;
    gap: 36px;
  }

  .page-contact .oversea-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .strip-foot {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-contact .strip-note {
    grid-column: 1 / -1;
    max-width: 76ch;
  }
}

/* ---------- 桌面 ---------- */

@media (min-width: 1080px) {
  .page-contact .contact-hero {
    padding: 40px 0 80px;
  }

  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 56px;
  }

  .page-contact .contact-channels-grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 0.72fr);
    gap: 44px;
  }

  .page-contact .channel-card {
    padding: 24px 24px 20px 26px;
  }

  .page-contact .prep-grid {
    gap: 18px;
  }

  .page-contact .jilin-grid {
    gap: 48px;
  }

  .page-contact .strip-track {
    height: 52px;
  }

  .page-contact .strip-flag {
    right: 14px;
    font-size: 0.74rem;
  }
}