.page-contact {
  --c-line: #2B3670;
  --c-glow: rgba(49, 225, 210, 0.16);
  --c-warm: rgba(255, 138, 61, 0.14);
  position: relative;
  overflow-x: hidden;
}

.page-contact .wrap {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: 20px;
}

.page-contact .contact-head {
  padding: 6px 0 0;
}

.page-contact .head-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--c-line);
}

.page-contact .jump a {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px dashed transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

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

.page-contact .section {
  padding: 52px 0;
}

.page-contact .section--slice {
  padding: 0;
}

.page-contact .section-head {
  margin-bottom: 26px;
}

.page-contact .grid-dots {
  position: relative;
  isolation: isolate;
}

.page-contact .grid-dots::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--c-glow) 1px, transparent 1px);
  background-size: 18px 18px;
  opacity: 0.55;
  pointer-events: none;
  z-index: -1;
}

/* A1 咨询范围 */
.page-contact .scope-grid {
  display: grid;
  gap: 22px;
}

.page-contact .tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .tab {
  font: inherit;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--c-line);
  padding: 10px 16px;
  cursor: pointer;
  transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.page-contact .tab:hover {
  color: var(--white);
  border-color: var(--cyan);
}

.page-contact .tab[aria-selected="true"] {
  color: var(--deep);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .tab-panel {
  margin-top: 18px;
  padding: 22px 20px;
  border: 1px solid var(--c-line);
  background:
    linear-gradient(180deg, rgba(27, 42, 107, 0.55), rgba(11, 16, 48, 0) 72%),
    var(--ink-2);
}

.page-contact .tab-panel .card-title {
  margin: 0 0 12px;
}

.page-contact .tab-panel .card-text {
  margin: 0 0 16px;
  color: var(--muted);
}

.page-contact .panel-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--c-line);
  padding-top: 16px;
}

.page-contact .panel-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  color: var(--white);
}

.page-contact .panel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.page-contact .scope-aside {
  padding: 26px 22px;
  border: 1px solid var(--c-line);
  background:
    linear-gradient(160deg, rgba(49, 225, 210, 0.1), rgba(11, 16, 48, 0) 60%),
    var(--ink);
}

.page-contact .aside-kicker {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .aside-facts {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.page-contact .aside-facts li {
  display: grid;
  grid-template-columns: 64px 1fr;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--c-line);
}

.page-contact .aside-facts li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .aside-num {
  font-size: 26px;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-contact .aside-text {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

.page-contact .aside-foot {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--c-line);
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
}

/* A2 联系渠道 */
.page-contact .contact-figure {
  margin: 0 0 30px;
}

.page-contact .figure-media {
  border: 1px solid var(--c-line);
  background: var(--ink-2);
  overflow: hidden;
}

.page-contact .figure-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-contact .figure-cap {
  margin-top: 12px;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.02em;
}

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

.page-contact .channel {
  position: relative;
  padding: 30px 22px 22px;
  border: 1px solid var(--c-line);
  background: var(--ink-2);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  border-color: var(--cyan);
  transform: translateY(-4px);
}

.page-contact .channel-tag {
  position: absolute;
  top: -11px;
  left: 18px;
  padding: 4px 10px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border: 1px solid var(--c-line);
  background: var(--ink);
  color: var(--muted);
}

.page-contact .channel-tag.tag--cyan {
  color: var(--deep);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .channel-tag.tag--orange {
  color: var(--deep);
  background: var(--orange);
  border-color: var(--orange);
}

.page-contact .channel-tag.tag--green {
  color: var(--deep);
  background: var(--green);
  border-color: var(--green);
}

.page-contact .channel-title {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 600;
  color: var(--white);
}

.page-contact .channel-value {
  margin: 0 0 12px;
  font-size: 16px;
  color: var(--white);
  word-break: break-word;
  letter-spacing: 0.01em;
}

.page-contact .channel-note {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .channel-actions {
  margin: 0;
}

.page-contact .copy-btn {
  font: inherit;
  font-size: 13px;
  letter-spacing: 0.06em;
  padding: 9px 16px;
  cursor: pointer;
  color: var(--white);
  background: transparent;
  border: 1px solid var(--c-line);
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-contact .copy-btn:hover {
  color: var(--deep);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* B1 沟通准备 */
.page-contact .prep-flow {
  display: grid;
  gap: 16px;
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 16px;
  padding: 22px 20px;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--cyan);
  background: var(--ink-2);
}

.page-contact .prep-index {
  font-size: 22px;
  color: var(--cyan);
  line-height: 1.2;
}

.page-contact .prep-title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  color: var(--white);
}

.page-contact .prep-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .prep-aside {
  padding: 26px 22px;
  border: 1px solid var(--c-line);
  background:
    linear-gradient(200deg, rgba(255, 138, 61, 0.12), rgba(11, 16, 48, 0) 62%),
    var(--ink);
}

.page-contact .prep-quote {
  margin: 0 0 16px;
  padding: 16px 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--white);
  border-left: 3px solid var(--orange);
  background: rgba(255, 138, 61, 0.08);
}

.page-contact .prep-note {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .prep-links {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .prep-links a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(49, 225, 210, 0.4);
}

.page-contact .prep-links a:hover {
  border-bottom-color: var(--cyan);
}

/* B2 回复节奏 */
.page-contact .rhythm-grid {
  display: grid;
  gap: 22px;
}

.page-contact .status-bar {
  height: 6px;
  margin-bottom: 24px;
  background: linear-gradient(90deg, var(--rise), var(--cyan), var(--orange), var(--rise));
  background-size: 300% 100%;
  animation: contact-flow 8s linear infinite;
}

@keyframes contact-flow {
  0% { background-position: 0% 50%; }
  100% { background-position: 300% 50%; }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .status-bar { animation: none; }
}

.page-contact .timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 4px;
}

.page-contact .timeline-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 0 18px 18px;
  border-left: 2px solid var(--c-line);
}

.page-contact .timeline-item:first-child {
  border-left-color: var(--cyan);
}

.page-contact .timeline-time {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .timeline-title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  color: var(--white);
}

.page-contact .timeline-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .rhythm-aside {
  padding: 26px 22px;
  border: 1px solid var(--c-line);
  background:
    linear-gradient(180deg, rgba(27, 42, 107, 0.6), rgba(11, 16, 48, 0) 70%),
    var(--ink-2);
}

.page-contact .ring-wrap {
  position: relative;
  width: 168px;
  max-width: 100%;
  margin: 6px auto 18px;
}

.page-contact .ring {
  display: block;
  width: 100%;
  height: auto;
  transform: rotate(-90deg);
}

.page-contact .ring-track {
  fill: none;
  stroke: var(--c-line);
  stroke-width: 8;
}

.page-contact .ring-value {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 8;
  stroke-linecap: butt;
  stroke-dasharray: 122.5 204.2;
}

.page-contact .ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  margin: 0;
}

.page-contact .ring-num {
  font-size: 30px;
  color: var(--white);
  line-height: 1;
}

.page-contact .ring-unit {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .worktime-line {
  margin: 0 0 14px;
  padding: 12px 14px;
  font-size: 13px;
  color: var(--muted);
  border: 1px dashed var(--c-line);
}

.page-contact .worktime-line .mono {
  color: var(--green);
}

.page-contact .rhythm-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* C1 覆盖与本地支持 */
.page-contact .coverage-grid {
  align-items: start;
}

.page-contact .coverage-text .prose {
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .coverage-stats {
  display: grid;
  gap: 14px;
  margin-bottom: 22px;
}

.page-contact .coverage-stats .stat {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  background: var(--ink-2);
}

.page-contact .coverage-stats .stat-value {
  font-size: 24px;
  color: var(--cyan);
  min-width: 72px;
}

.page-contact .coverage-stats .stat-label {
  font-size: 14px;
  color: var(--muted);
}

.page-contact .coverage-note {
  margin: 0;
  padding-left: 16px;
  border-left: 3px solid var(--orange);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .coverage-figure {
  margin: 0;
}

/* 底部信息带 */
.page-contact .contact-band {
  margin-top: 12px;
  background:
    linear-gradient(120deg, rgba(27, 42, 107, 0.9), rgba(11, 16, 48, 0.6) 60%),
    var(--ink);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.page-contact .band-inner {
  display: grid;
  gap: 22px;
  padding: 44px 0;
}

.page-contact .band-kicker {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-contact .band-title {
  margin: 0 0 14px;
  font-size: 26px;
  font-weight: 600;
  color: var(--white);
}

.page-contact .band-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .band-desc a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(49, 225, 210, 0.4);
}

.page-contact .band-desc a:hover {
  border-bottom-color: var(--cyan);
}

.page-contact .band-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.page-contact .band-actions .btn {
  text-decoration: none;
}

@media (min-width: 720px) {
  .page-contact .wrap {
    padding-inline: 32px;
  }

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

  .page-contact .coverage-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
  }

  .page-contact .coverage-stats .stat {
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
  }

  .page-contact .coverage-stats .stat-value {
    min-width: 0;
  }

  .page-contact .timeline-item {
    grid-template-columns: 120px 1fr;
    gap: 18px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-contact .section {
    padding: 68px 0;
  }

  .page-contact .scope-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    gap: 26px;
    align-items: start;
  }

  .page-contact .scope-aside {
    position: sticky;
    top: 108px;
  }

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

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

  .page-contact .rhythm-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.5fr);
    gap: 30px;
    align-items: start;
  }

  .page-contact .coverage-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 34px;
  }

  .page-contact .band-inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.4fr);
    align-items: center;
    padding: 56px 0;
  }

  .page-contact .band-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .page-contact .band-actions .btn {
    text-align: center;
  }
}