.page-contact {
  display: block;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: clamp(14px, 3vw, 28px);
}

.page-contact h1 {
  font-family: var(--serif);
  font-size: clamp(27px, 4.6vw, 46px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.012em;
  color: var(--white);
  margin: 12px 0 0;
}

.page-contact .contact-hero-grid {
  display: grid;
  gap: 26px;
  align-items: start;
  margin-top: 16px;
}

.page-contact .contact-lead {
  margin: 16px 0 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-contact .contact-hero-facts {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .contact-hero-facts li {
  position: relative;
  padding: 2px 0 2px 16px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--white);
  border-left: 3px solid var(--home);
}

.page-contact .contact-hero-facts li:nth-child(2) {
  border-left-color: var(--away);
}

.page-contact .contact-hero-facts li:nth-child(3) {
  border-left-color: var(--glow);
}

.page-contact .contact-hero-visual {
  min-width: 0;
}

/* ---------- 画框 ---------- */
.page-contact .media-frame {
  margin: 0;
  border: 2px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: var(--panel);
  overflow: hidden;
  box-shadow: var(--shadow-hard);
}

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

.page-contact .media-caption {
  padding: 11px 16px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- 反馈类型分段控件 ---------- */
.page-contact .tabs {
  margin-top: 24px;
}

.page-contact .tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px;
  border: 2px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
}

.page-contact .tab {
  flex: 1 1 150px;
  min-width: 0;
  padding: 11px 14px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.4;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-contact .tab:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.05);
}

.page-contact .tab[aria-selected="true"] {
  background: var(--home);
  color: #0B0E11;
  font-weight: 700;
}

.page-contact .tab:focus-visible {
  outline: 2px solid var(--glow);
  outline-offset: 2px;
}

.page-contact .tab-panel {
  margin-top: 20px;
  padding: clamp(20px, 3vw, 34px);
  border: 2px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, var(--panel) 0%, var(--ink) 78%);
  box-shadow: var(--shadow-hard);
}

.page-contact .tab-panel[hidden] {
  display: none;
}

.page-contact .panel-head {
  max-width: 60ch;
}

.page-contact .panel-head h3 {
  margin: 12px 0 10px;
  font-family: var(--serif);
  font-size: clamp(20px, 2.4vw, 27px);
  font-weight: 700;
  line-height: 1.38;
  color: var(--white);
}

.page-contact .panel-head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .panel-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .panel-list li {
  position: relative;
  padding: 12px 14px 12px 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.022);
  font-size: 14.5px;
  line-height: 1.66;
  color: var(--white);
}

.page-contact .panel-list li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 19px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--away);
}

.page-contact #panel-fix .panel-list li::before {
  background: var(--home);
}

.page-contact #panel-partner .panel-list li::before {
  background: var(--glow);
}

.page-contact .panel-foot {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line-strong);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .panel-foot a {
  color: var(--away);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-contact .panel-foot a:hover {
  color: var(--glow);
}

/* ---------- 联系渠道 ---------- */
.page-contact .channel-grid {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  padding: 22px 20px 24px;
  border: 2px solid var(--line-strong);
  border-top-width: 5px;
  border-top-color: var(--home);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
  min-width: 0;
}

.page-contact .channel-card:nth-child(2) {
  border-top-color: var(--away);
}

.page-contact .channel-card:nth-child(3) {
  border-top-color: var(--glow);
}

.page-contact .channel-name {
  margin: 10px 0 0;
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .channel-value {
  display: block;
  margin: 12px 0 12px;
  color: var(--white);
  line-height: 1.35;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-value.is-num {
  font-family: var(--num);
  font-size: clamp(30px, 4vw, 40px);
  letter-spacing: 0.03em;
}

.page-contact .channel-value.is-text {
  font-family: var(--mono);
  font-size: 14.5px;
  letter-spacing: 0.01em;
}

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

/* ---------- 响应节奏 ---------- */
.page-contact .flow-grid {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-contact .flow-steps {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: flow;
}

.page-contact .flow-steps li {
  position: relative;
  padding: 14px 16px 14px 56px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel-2);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  counter-increment: flow;
}

.page-contact .flow-steps li::before {
  content: counter(flow, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 13px;
  font-family: var(--num);
  font-size: 24px;
  line-height: 1;
  letter-spacing: 0.03em;
  color: var(--glow);
}

.page-contact .flow-steps li strong {
  display: block;
  margin-bottom: 3px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .sla-strip {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-contact .sla-item {
  padding: 14px 16px 16px;
  border: 2px solid var(--line-strong);
  border-left: 4px solid var(--glow);
  border-radius: var(--radius-sm);
  background: var(--panel);
}

.page-contact .sla-num {
  font-family: var(--num);
  font-size: 40px;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--glow);
}

.page-contact .sla-unit {
  margin-left: 6px;
  font-family: var(--sans);
  font-size: 14px;
  color: var(--white);
}

.page-contact .sla-label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.62;
  color: var(--muted);
}

/* ---------- 运营与备案 ---------- */
.page-contact .ops-plate {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3vw, 38px);
  border: 2px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, var(--panel-2) 0%, var(--ink) 66%);
  box-shadow: var(--shadow-hard);
}

.page-contact .ops-plate::after {
  content: "";
  position: absolute;
  right: -90px;
  top: -90px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 44, 0.26), transparent 68%);
  pointer-events: none;
}

.page-contact .ops-plate > * {
  position: relative;
  z-index: 1;
}

.page-contact .ops-plate .section-sub {
  max-width: 62ch;
}

.page-contact .ops-stats {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .ops-stats li {
  padding-top: 12px;
  border-top: 2px solid var(--line-strong);
  min-width: 0;
}

.page-contact .ops-stats .stat-num {
  display: block;
  font-family: var(--num);
  font-size: 40px;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-contact .ops-stats li:nth-child(2) .stat-num {
  color: var(--home);
}

.page-contact .ops-stats li:nth-child(3) .stat-num {
  color: var(--away);
}

.page-contact .ops-stats li:nth-child(4) .stat-num {
  color: var(--glow);
}

.page-contact .ops-stats .stat-label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.62;
  color: var(--muted);
}

.page-contact .ops-legal {
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px dashed var(--line-strong);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
  overflow-wrap: anywhere;
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-contact .panel-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    gap: 44px;
    margin-top: 22px;
  }

  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .flow-grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    gap: 40px;
  }

  .page-contact .ops-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}