.page-contact {
  --contact-line: rgba(61, 245, 200, 0.24);
  --contact-soft: rgba(244, 241, 228, 0.84);
  background: var(--pitch-night);
  color: var(--cream);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact img {
  max-width: 100%;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 22px 0 48px;
  background:
    radial-gradient(120% 95% at 10% 0%, rgba(14, 91, 60, 0.9) 0%, rgba(6, 35, 24, 0) 62%),
    var(--pitch-night);
}

.page-contact .crumbs {
  margin-bottom: 18px;
}

.page-contact .contact-frame {
  position: relative;
  padding: 30px 20px 34px;
  overflow: hidden;
}

.page-contact .contact-frame .h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 7.4vw, 56px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 12px 0 14px;
  color: var(--cream);
}

.page-contact .contact-frame .lede {
  max-width: 44ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--contact-soft);
  margin: 0 0 22px;
}

.page-contact .contact-hero-actions {
  gap: 12px;
  margin-bottom: 26px;
}

.page-contact .contact-hero-facts {
  list-style: none;
  margin: 0;
  padding: 18px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  border-top: 1px solid var(--contact-line);
}

.page-contact .contact-hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding-left: 10px;
  border-left: 2px solid var(--point);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--mist);
}

.page-contact .contact-hero-facts .num {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0;
}

/* ---------- 问题分流 ---------- */
.page-contact .contact-desk {
  padding-top: 46px;
}

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

.page-contact .desk-index-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sage);
  margin: 0 0 12px;
}

.page-contact .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .index-link {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num label"
    "num hint";
  gap: 2px 12px;
  padding: 12px 14px;
  background: rgba(10, 59, 39, 0.6);
  border: var(--border-hard);
  border-left: 4px solid rgba(61, 245, 200, 0.35);
  color: var(--cream);
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease,
    background 0.18s ease;
}

.page-contact .index-link:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hard);
  border-left-color: var(--mint);
}

.page-contact .index-link.is-active {
  border-left-color: var(--amber);
  background: rgba(255, 176, 32, 0.12);
}

.page-contact .index-num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--point);
  padding-top: 2px;
}

.page-contact .index-link.is-active .index-num {
  color: var(--amber);
}

.page-contact .index-label {
  grid-area: label;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
}

.page-contact .index-hint {
  grid-area: hint;
  font-size: 12px;
  color: var(--sage);
}

.page-contact .desk-main {
  display: grid;
  gap: 16px;
}

.page-contact .desk-block {
  padding: 20px;
  background: linear-gradient(180deg, rgba(10, 59, 39, 0.92), rgba(6, 35, 24, 0.92));
  border: 2px solid var(--contact-line);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-contact .desk-block:target {
  border-color: var(--amber);
  box-shadow: 6px 6px 0 rgba(255, 176, 32, 0.35);
}

.page-contact .desk-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pitch-night);
  background: var(--mint);
  padding: 4px 8px;
  margin-bottom: 12px;
}

.page-contact .desk-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.3;
  margin: 0 0 10px;
  color: var(--cream);
}

.page-contact .desk-text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--contact-soft);
  margin: 0 0 10px;
  max-width: 46ch;
}

.page-contact .desk-action {
  margin: 12px 0 0;
}

.page-contact .desk-link {
  color: var(--mint);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 245, 200, 0.5);
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-contact .desk-link:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 联系渠道 ---------- */
.page-contact .contact-channels {
  padding-top: 48px;
  padding-bottom: 48px;
}

.page-contact .channel-grid {
  display: grid;
  gap: 18px;
  margin-bottom: 30px;
}

.page-contact .channel-card {
  position: relative;
  padding: 22px 20px 24px;
  background: var(--pitch-mid);
  color: var(--cream);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-hard);
}

.page-contact .channel-card--amber {
  background: linear-gradient(160deg, #0A3B27 0%, #062318 100%);
  border-color: var(--amber);
}

.page-contact .channel-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--pitch-night);
  background: var(--mint);
  padding: 4px 9px;
  margin-bottom: 14px;
}

.page-contact .channel-card--amber .channel-badge {
  background: var(--amber);
}

.page-contact .channel-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  margin: 0 0 8px;
  color: var(--mist);
  letter-spacing: 0.02em;
}

.page-contact .channel-value {
  font-family: var(--font-mono);
  font-size: clamp(16px, 4vw, 21px);
  font-weight: 700;
  color: var(--mint);
  margin: 0 0 12px;
  overflow-wrap: anywhere;
  letter-spacing: 0.01em;
}

.page-contact .channel-card--amber .channel-value {
  color: var(--amber);
}

.page-contact .channel-text {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(205, 237, 226, 0.85);
  margin: 0;
}

.page-contact .contact-shot {
  margin: 0;
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-hard);
  background: var(--pitch-mid);
}

/* ---------- 数据反馈 ---------- */
.page-contact .contact-data-grid {
  gap: 26px;
}

.page-contact .check-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: check;
}

.page-contact .check-list li {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 12px;
  align-items: start;
  padding-bottom: 10px;
  border-bottom: 1px dashed rgba(126, 154, 140, 0.35);
  font-size: 15px;
  line-height: 1.7;
  color: var(--contact-soft);
}

.page-contact .check-list li::before {
  content: "";
  display: block;
  width: 14px;
  height: 14px;
  margin-top: 5px;
  border: 2px solid var(--mint);
  background: rgba(61, 245, 200, 0.1);
}

.page-contact .contact-data-note {
  align-self: start;
  padding: 20px;
  background: rgba(10, 59, 39, 0.7);
  border: 2px solid var(--contact-line);
  border-top: 4px solid var(--point);
}

.page-contact .note-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--amber);
  margin: 0 0 12px;
}

.page-contact .contact-data-note p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  margin: 0 0 10px;
}

.page-contact .contact-data-note p:last-child {
  margin-bottom: 0;
}

/* ---------- 合作 ---------- */
.page-contact .contact-partner {
  padding-top: 48px;
  padding-bottom: 48px;
}

.page-contact .contact-partner .section-title {
  color: var(--cream);
}

.page-contact .contact-partner .section-lede {
  color: rgba(244, 241, 228, 0.85);
}

.page-contact .contact-partner .eyebrow {
  color: var(--amber);
}

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

.page-contact .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .step-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 14px 16px;
  background: rgba(6, 35, 24, 0.55);
  border-left: 3px solid var(--mint);
}

.page-contact .step-num {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--amber);
  padding-top: 3px;
}

.page-contact .step-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  margin: 0 0 6px;
  color: var(--cream);
}

.page-contact .step-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(205, 237, 226, 0.85);
}

.page-contact .partner-types {
  display: grid;
  gap: 14px;
  align-self: start;
}

.page-contact .partner-type {
  padding: 16px 18px;
  background: var(--cream);
  color: var(--ink);
  border: 2px solid var(--ink);
  box-shadow: 5px 5px 0 rgba(26, 17, 8, 0.55);
}

.page-contact .partner-type .desk-tag {
  background: var(--pitch-turf);
  color: var(--cream);
  margin-bottom: 10px;
}

.page-contact .partner-type p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: #2A2115;
}

/* ---------- 办公与备案 ---------- */
.page-contact .contact-office {
  padding-top: 44px;
  padding-bottom: 46px;
}

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

.page-contact .office-list {
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(26, 17, 8, 0.18);
}

.page-contact .office-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(26, 17, 8, 0.18);
}

.page-contact .office-row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #7A6A52;
}

.page-contact .office-row dd {
  margin: 0;
  font-size: 15px;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .office-row dd.num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
}

.page-contact .office-note {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: #4A3F2C;
  max-width: 48ch;
}

.page-contact .contact-office .desk-link {
  color: var(--pitch-turf);
  border-bottom-color: rgba(14, 91, 60, 0.45);
}

.page-contact .contact-office .desk-link:hover {
  color: var(--point);
  border-bottom-color: var(--point);
}

.page-contact .contact-city {
  margin: 0;
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-hard);
  background: var(--pitch-mid);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-hero {
    padding: 32px 0 62px;
  }

  .page-contact .contact-frame {
    padding: 40px 36px 44px;
  }

  .page-contact .desk-block {
    padding: 26px 28px;
  }
}

@media (min-width: 900px) {
  .page-contact .desk-grid {
    grid-template-columns: minmax(220px, 290px) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .desk-index {
    position: sticky;
    top: 92px;
  }

  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 34px;
    align-items: start;
  }

  .page-contact .contact-data-grid {
    gap: 40px;
  }

  .page-contact .office-row {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }

  .page-contact .contact-office-grid {
    gap: 40px;
    align-items: center;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-frame .h1 {
    max-width: 16ch;
  }

  .page-contact .contact-hero-facts {
    gap: 14px 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .index-link,
  .page-contact .desk-link,
  .page-contact .desk-block {
    transition: none;
  }

  .page-contact .index-link:hover {
    transform: none;
  }
}