.page-contact {
  --pc-card-bg: #FFFFFF;
  --pc-on-dark: rgba(255, 255, 255, 0.78);
  --pc-on-dark-strong: #FFFFFF;
}

.page-contact .contact-hero {
  padding-top: clamp(20px, 3vw, 40px);
}

.page-contact .contact-hero__head {
  max-width: 46rem;
}

.page-contact .contact-hero__title {
  font-family: var(--lf-font-display);
  font-weight: 900;
  font-size: clamp(1.95rem, 5.4vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--lf-text);
  margin: 14px 0 0;
}

.page-contact .contact-hero__lede {
  font-family: var(--lf-font-body);
  font-size: clamp(0.98rem, 1.5vw, 1.08rem);
  line-height: 1.8;
  color: var(--lf-muted);
  max-width: 34em;
  margin: 18px 0 0;
}

/* ---------- 分支卡 ---------- */
.page-contact .branch-grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(30px, 4.5vw, 52px);
}

.page-contact .branch {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: clamp(22px, 3vw, 30px);
  border-radius: var(--lf-radius);
  border: 1px solid var(--lf-line);
  background: var(--pc-card-bg);
}

.page-contact .branch__num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--lf-brand);
  margin: 0 0 14px;
}

.page-contact .branch__title {
  font-family: var(--lf-font-display);
  font-weight: 900;
  font-size: clamp(1.22rem, 2.4vw, 1.5rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--lf-text);
  margin: 0;
}

.page-contact .branch__desc {
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--lf-muted);
  margin: 12px 0 0;
}

.page-contact .branch__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .branch__list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--lf-muted);
}

.page-contact .branch__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 2px;
  background: var(--lf-brand);
}

.page-contact .branch__cta {
  margin-top: 24px;
  align-self: flex-start;
}

/* 主分支：橙红描边 */
.page-contact .branch--biz {
  border: 2px solid var(--lf-brand);
  box-shadow: 0 18px 40px -30px rgba(201, 51, 26, 0.55);
}

/* 工单分支：实色深墨蓝 */
.page-contact .branch--ticket {
  background: var(--lf-ink);
  border-color: var(--lf-ink);
}

.page-contact .branch--ticket .branch__num {
  color: var(--lf-spark);
}

.page-contact .branch--ticket .branch__title {
  color: var(--pc-on-dark-strong);
}

.page-contact .branch--ticket .branch__desc,
.page-contact .branch--ticket .branch__list li {
  color: var(--pc-on-dark);
}

.page-contact .branch--ticket .branch__list li::before {
  background: var(--lf-spark);
}

.page-contact .branch--ticket .btn {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.42);
  color: var(--pc-on-dark-strong);
}

.page-contact .branch--ticket .btn:hover,
.page-contact .branch--ticket .btn:focus-visible {
  background: var(--lf-brand);
  border-color: var(--lf-brand);
  color: #FFFFFF;
}

/* ---------- 图版 ---------- */
.page-contact .contact-flow {
  margin-top: clamp(30px, 4.5vw, 54px);
}

.page-contact .contact-timeline {
  margin: clamp(26px, 3.6vw, 40px) 0;
}

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

/* ---------- 通用标题 ---------- */
.page-contact .contact-h2 {
  font-family: var(--lf-font-display);
  font-weight: 900;
  font-size: clamp(1.55rem, 3.6vw, 2.5rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--lf-text);
  margin: 12px 0 0;
}

.page-contact .contact-lede {
  font-size: clamp(0.95rem, 1.4vw, 1.02rem);
  line-height: 1.8;
  color: var(--lf-muted);
  max-width: 36em;
  margin: 16px 0 0;
}

/* ---------- 合作范围 ---------- */
.page-contact .contact-scope {
  background: linear-gradient(180deg, rgba(227, 218, 205, 0.28), rgba(250, 246, 240, 0));
}

.page-contact .scope-list {
  list-style: none;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
}

.page-contact .scope-item {
  display: grid;
  gap: 8px;
  padding: clamp(20px, 3vw, 28px) 0;
  border-top: 1px solid var(--lf-line);
  min-width: 0;
}

.page-contact .scope-item:last-child {
  border-bottom: 1px solid var(--lf-line);
}

.page-contact .scope-num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--lf-brand);
}

.page-contact .scope-title {
  font-family: var(--lf-font-display);
  font-weight: 800;
  font-size: clamp(1.08rem, 1.9vw, 1.28rem);
  line-height: 1.35;
  color: var(--lf-text);
  margin: 0;
}

.page-contact .scope-desc {
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--lf-muted);
  margin: 8px 0 0;
  max-width: 40em;
}

.page-contact .scope-meta {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--lf-ink-2);
  margin: 0;
}

.page-contact .scope-tip {
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--lf-muted);
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--lf-brand);
}

.page-contact .scope-tip a,
.page-contact .prepare-note a,
.page-contact .info-note a {
  color: var(--lf-brand);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 提交准备 ---------- */
.page-contact .prepare-grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  min-width: 0;
}

.page-contact .prepare-main {
  min-width: 0;
}

.page-contact .checklist {
  list-style: none;
  margin: clamp(24px, 3.4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .check-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 15px 0;
  border-bottom: 1px dashed var(--lf-line);
}

.page-contact .check-item:first-child {
  border-top: 1px dashed var(--lf-line);
}

.page-contact .check-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1.5px solid var(--lf-ink-2);
  border-radius: 5px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--lf-ink-2);
  background: rgba(255, 255, 255, 0.7);
}

.page-contact .check-title {
  font-family: var(--lf-font-display);
  font-weight: 800;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--lf-text);
  margin: 3px 0 0;
}

.page-contact .check-desc {
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--lf-muted);
  margin: 6px 0 0;
}

.page-contact .check-desc .mono {
  color: var(--lf-brand);
}

.page-contact .prepare-note {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--lf-muted);
  margin: 22px 0 0;
}

.page-contact .prepare-template {
  align-self: start;
  border: 1px solid var(--lf-line);
  border-radius: var(--lf-radius);
  background: var(--pc-card-bg);
  padding: clamp(18px, 2.6vw, 26px);
  min-width: 0;
}

.page-contact .template-cap {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lf-muted);
  margin: 0 0 12px;
}

.page-contact .ticket-template {
  margin: 0;
  padding: 18px;
  background: var(--lf-ink);
  color: rgba(255, 255, 255, 0.88);
  border-left: 4px solid var(--lf-brand);
  border-radius: 10px;
  font-family: var(--lf-font-mono);
  font-size: 12.5px;
  line-height: 1.95;
  letter-spacing: 0.02em;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.page-contact .template-foot {
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--lf-muted);
  margin: 14px 0 0;
}

/* ---------- 渠道与响应 ---------- */
.page-contact .contact-respond {
  background: linear-gradient(180deg, rgba(15, 36, 56, 0.04), rgba(250, 246, 240, 0));
}

.page-contact .channel-list {
  display: grid;
  min-width: 0;
}

.page-contact .channel {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-top: 1px solid var(--lf-line);
  min-width: 0;
}

.page-contact .channel:last-child {
  border-bottom: 1px solid var(--lf-line);
}

.page-contact .channel-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--lf-font-display);
  font-weight: 800;
  font-size: 1.02rem;
  color: var(--lf-text);
  margin: 0;
}

.page-contact .channel-scene,
.page-contact .channel-time {
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--lf-muted);
  margin: 0;
}

.page-contact .channel-time {
  font-family: var(--lf-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--lf-ink-2);
}

.page-contact .support-stats {
  display: grid;
  gap: 14px;
  margin-top: clamp(26px, 3.6vw, 38px);
}

.page-contact .stat {
  padding: 20px;
  border-radius: var(--lf-radius);
  background: var(--lf-ink-2);
  color: var(--pc-on-dark-strong);
  min-width: 0;
}

.page-contact .stat-num {
  font-family: var(--lf-font-mono);
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--lf-spark);
  margin: 0;
  display: inline-block;
}

.page-contact .stat-unit {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--pc-on-dark);
  margin: 0 0 0 8px;
}

.page-contact .stat-label {
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--pc-on-dark);
  margin: 10px 0 0;
}

/* ---------- 联系方式 ---------- */
.page-contact .contact-panel {
  margin-top: clamp(24px, 3.6vw, 36px);
  padding: clamp(20px, 3.4vw, 42px);
  border-radius: var(--lf-radius);
  background: var(--lf-ink);
  color: var(--pc-on-dark-strong);
}

.page-contact .contact-row {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  min-width: 0;
}

.page-contact .contact-row:first-child {
  padding-top: 0;
}

.page-contact .contact-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .contact-key {
  font-family: var(--lf-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
}

.page-contact .contact-val {
  font-family: var(--lf-font-mono);
  font-size: clamp(0.92rem, 1.7vw, 1.1rem);
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--pc-on-dark-strong);
  margin: 0;
  word-break: break-word;
}

.page-contact .info-note {
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--lf-muted);
  margin: 18px 0 0;
}

/* ---------- 下一步 ---------- */
.page-contact .next-band {
  display: grid;
  gap: 22px;
  padding: clamp(24px, 3.6vw, 40px);
  border: 1px solid var(--lf-line);
  border-left: 6px solid var(--lf-brand);
  border-radius: var(--lf-radius);
  background: var(--pc-card-bg);
  min-width: 0;
}

.page-contact .next-band__title {
  font-family: var(--lf-font-display);
  font-weight: 900;
  font-size: clamp(1.2rem, 2.4vw, 1.55rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--lf-text);
  margin: 0;
}

.page-contact .next-band__desc {
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--lf-muted);
  margin: 10px 0 0;
  max-width: 34em;
}

.page-contact .next-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
    align-items: flex-start;
}

/* ---------- 断点 ---------- */
@media (min-width: 768px) {
  .page-contact .scope-item {
    grid-template-columns: 56px minmax(0, 1fr) 180px;
    gap: 24px;
    align-items: start;
  }

  .page-contact .scope-meta {
    text-align: right;
    padding-top: 4px;
  }

  .page-contact .channel {
    grid-template-columns: 168px minmax(0, 1fr) minmax(0, 0.9fr);
    gap: 24px;
    align-items: baseline;
  }

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

  .page-contact .contact-row {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-contact .next-band {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
}

@media (min-width: 900px) {
  .page-contact .branch-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    align-items: start;
  }

  .page-contact .branch:nth-child(1) {
    margin-top: 34px;
  }

  .page-contact .branch:nth-child(2) {
    margin-top: 0;
  }

  .page-contact .branch:nth-child(3) {
    margin-top: 60px;
  }

  .page-contact .prepare-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .prepare-template {
    position: sticky;
    top: calc(var(--lf-topbar-h) + 24px);
  }
}

@media (min-width: 1100px) {
  .page-contact .support-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .contact-flow {
    width: 78%;
    margin-left: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .branch,
  .page-contact .figure,
  .page-contact .stat {
    transition: none;
  }
}

</main>