.page-contact {
  background: var(--color-warm);
  color: var(--text-main);
}

/* 面包屑 */
.page-contact .breadcrumb {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 22px var(--container-pad) 0;
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .breadcrumb a {
  color: var(--color-teal-dark);
  text-decoration: none;
  border-radius: var(--radius-sm);
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus {
  text-decoration: underline;
  outline: none;
}

.page-contact .breadcrumb-sep {
  color: var(--border-color);
}

/* 首屏联系区 */
.page-contact .contact-kick {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 28px var(--container-pad) 52px;
}

.page-contact .contact-head {
  margin-bottom: 30px;
  border-left: 4px solid var(--color-orange);
  padding-left: 18px;
}

.page-contact .contact-kicker {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-blue-dark);
}

.page-contact .contact-kicker .mono {
  color: var(--color-orange);
  font-size: 16px;
}

.page-contact h1 {
  margin: 0;
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

.page-contact .contact-lead {
  margin: 14px 0 0;
  max-width: 780px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-muted);
}

/* 联系卡片网格 */
.page-contact .contact-cardgrid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .contact-card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 26px 22px 24px;
  box-shadow: var(--shadow-md);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  overflow: hidden;
}

.page-contact .contact-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.page-contact .contact-card:focus-within {
  outline: 2px solid var(--color-blue);
  outline-offset: 3px;
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 5px;
  background: rgba(0, 0, 0, 0.14);
}

.page-contact .contact-card.is-orange-card {
  background: linear-gradient(155deg, var(--color-orange) 0%, var(--color-orange-dark) 100%);
  color: #FFFFFF;
}

.page-contact .contact-card.is-yellow-card {
  background: linear-gradient(155deg, #F5D500 0%, var(--color-yellow) 100%);
  color: var(--text-main);
}

.page-contact .contact-card.is-teal-card {
  background: linear-gradient(155deg, var(--color-teal) 0%, var(--color-teal-dark) 100%);
  color: #FFFFFF;
}

.page-contact .contact-icon {
  display: block;
  width: 60px;
  height: 60px;
  margin-bottom: 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.22);
  padding: 8px;
  box-sizing: border-box;
  object-fit: cover;
}

.page-contact .contact-card.is-yellow-card .contact-icon {
  background: rgba(44, 62, 80, 0.1);
}

.page-contact .contact-card-title {
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-contact .contact-card-desc {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.6;
  opacity: 0.85;
}

.page-contact .contact-card-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  word-break: break-all;
  color: inherit;
  text-decoration: none;
}

.page-contact .contact-card.is-orange-card .contact-card-value,
.page-contact .contact-card.is-teal-card .contact-card-value {
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.4);
  text-underline-offset: 4px;
}

.page-contact .contact-card.is-orange-card .contact-card-value:hover,
.page-contact .contact-card.is-teal-card .contact-card-value:hover {
  text-decoration-color: rgba(255, 255, 255, 0.9);
  text-decoration-thickness: 2px;
}

/* 反馈流程区 */
.page-contact .feedback-flow {
  background-color: var(--color-deep);
  color: var(--text-invert);
}

.page-contact .flow-edge {
  display: flex;
  height: 5px;
}

.page-contact .flow-edge-seg {
  flex: 1;
  display: block;
}

.page-contact .flow-edge-seg:nth-child(1) {
  background-color: var(--color-orange);
}

.page-contact .flow-edge-seg:nth-child(2) {
  background-color: var(--color-yellow);
}

.page-contact .flow-edge-seg:nth-child(3) {
  background-color: var(--color-teal);
}

.page-contact .flow-edge-seg:nth-child(4) {
  background-color: var(--color-blue);
}

.page-contact .flow-edge-seg:nth-child(5) {
  background-color: var(--color-rose);
}

.page-contact .flow-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 44px var(--container-pad) 56px;
}

.page-contact .flow-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 28px;
}

.page-contact .flow-section-num {
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-teal);
  margin: 0;
}

.page-contact .flow-head h2 {
  margin: 0;
  font-size: 26px;
  font-weight: 700;
}

.page-contact .flow-timeline {
  margin: 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 6px 14px;
  border-radius: 999px;
}

.page-contact .flow-timeline .mono {
  color: var(--color-yellow);
  font-weight: 700;
}

/* 步骤列表 */
.page-contact .flow-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-contact .flow-step {
  position: relative;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 18px 18px 16px;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.page-contact .flow-step:hover,
.page-contact .flow-step:focus,
.page-contact .flow-step:focus-within {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(26, 188, 156, 0.45);
  outline: none;
}

.page-contact .flow-step:focus {
  box-shadow: 0 0 0 2px var(--color-yellow);
}

.page-contact .flow-step-num {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-yellow);
  display: block;
  margin-bottom: 6px;
}

.page-contact .flow-step h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
}

.page-contact .flow-step-short {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.75);
}

.page-contact .flow-step-detail {
  opacity: 0;
  visibility: hidden;
  max-height: 0;
  overflow: hidden;
  transition: opacity 0.22s ease, visibility 0.22s ease, max-height 0.3s ease;
}

.page-contact .flow-step-detail p {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px dashed rgba(255, 255, 255, 0.22);
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
}

.page-contact .flow-step:hover .flow-step-detail,
.page-contact .flow-step:focus-within .flow-step-detail {
  opacity: 1;
  visibility: visible;
  max-height: 90px;
}

/* 步骤箭头 */
.page-contact .flow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px 0;
  height: 36px;
}

.page-contact .flow-arrow img {
  display: none;
}

.page-contact .flow-arrow::after {
  content: "↓";
  font-size: 20px;
  color: var(--color-teal);
  line-height: 1;
}

/* 辅助通道区 */
.page-contact .contact-assist-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 48px var(--container-pad) 56px;
}

.page-contact .contact-assist h2 {
  margin: 0 0 10px;
  font-size: 22px;
  font-weight: 700;
}

.page-contact .assist-lead {
  margin: 0 0 22px;
  max-width: 640px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-contact .assist-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .assist-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background-color: var(--color-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  text-decoration: none;
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.page-contact .assist-card:hover,
.page-contact .assist-card:focus {
  border-color: var(--color-teal);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  outline: none;
}

.page-contact .assist-num {
  flex: 0 0 auto;
  font-size: 16px;
  font-weight: 800;
  border-radius: 8px;
  padding: 8px 12px;
}

.page-contact .assist-card:nth-child(1) .assist-num {
  background: rgba(230, 126, 34, 0.14);
  color: var(--color-orange-dark);
}

.page-contact .assist-card:nth-child(2) .assist-num {
  background: rgba(52, 152, 219, 0.14);
  color: var(--color-blue-dark);
}

.page-contact .assist-text {
  font-weight: 600;
  font-size: 15px;
}

.page-contact .assist-arrow {
  margin-left: auto;
  font-size: 20px;
  color: var(--color-teal);
  font-weight: 600;
}

.page-contact .contact-icp {
  margin: 28px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
  font-size: 13px;
  color: var(--text-muted);
}

/* 桌面端 */
@media (min-width: 768px) {
  .page-contact .breadcrumb {
    padding-top: 26px;
  }

  .page-contact .contact-kick {
    padding: 36px var(--container-pad) 64px;
  }

  .page-contact .contact-head {
    display: flex;
    gap: 28px;
    align-items: flex-start;
    border-left: none;
    padding-left: 0;
  }

  .page-contact .contact-kicker {
    flex: 0 0 120px;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    align-self: stretch;
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    font-size: 13px;
    letter-spacing: 0.14em;
    border-left: 2px solid var(--color-orange);
    padding-left: 12px;
  }

  .page-contact .contact-kicker .mono {
    font-size: 18px;
  }

  .page-contact .contact-head-main {
    flex: 1;
  }

  .page-contact h1 {
    font-size: 44px;
  }

  .page-contact .contact-cardgrid {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }

  .page-contact .flow-container {
    padding: 56px var(--container-pad) 72px;
  }

  .page-contact .flow-head {
    align-items: center;
    gap: 18px;
  }

  .page-contact .flow-section-num {
    font-size: 52px;
  }

  .page-contact .flow-steps {
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    align-items: stretch;
    gap: 0;
  }

  .page-contact .flow-step {
    min-height: 150px;
    display: flex;
    flex-direction: column;
  }

  .page-contact .flow-arrow {
    padding: 0 14px;
    align-self: center;
    height: auto;
  }

  .page-contact .flow-arrow::after {
    display: none;
  }

  .page-contact .flow-arrow img {
    display: block;
    width: 40px;
    height: 20px;
    object-fit: cover;
    opacity: 0.45;
  }

  .page-contact .contact-assist-inner {
    padding: 56px var(--container-pad) 64px;
  }

  .page-contact .assist-links {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .assist-card,
  .page-contact .flow-step,
  .page-contact .flow-step-detail {
    transition: none;
  }
}