/* ========== 联系页面专属样式 ========== */
.page-contact {
  --contact-card-max: 580px;
  --contact-gap: 3rem;

  background: var(--color-bg);
  color: var(--color-text);
  padding: 0 0 4rem;
}

.page-contact .container {
  padding-top: 2.5rem;
}

.page-contact .contact-layout {
  display: flex;
  flex-direction: column;
  gap: var(--contact-gap);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.page-contact .breadcrumb a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease);
}

.page-contact .breadcrumb a:hover {
  color: var(--color-accent);
}

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

.page-contact .breadcrumb-current {
  color: var(--color-text);
  font-weight: 600;
}

/* ---------- 左栏叙事 ---------- */
.page-contact .contact-narrative {
  min-width: 0;
}

.page-contact .contact-version-badge {
  margin-bottom: 1.25rem;
}

.page-contact .section-kicker {
  color: var(--color-support-dark);
  font-weight: 700;
  letter-spacing: 0.16em;
  font-size: 0.75rem;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.page-contact .contact-narrative h1 {
  margin: 0 0 1.25rem;
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  line-height: 1.15;
  color: var(--color-primary);
}

.page-contact .contact-narrative .lead {
  margin: 0 0 2rem;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--color-text-secondary);
  max-width: 30em;
}

/* ---------- 数据事实 ---------- */
.page-contact .contact-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.page-contact .contact-fact {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1rem 0.75rem;
  text-align: center;
  transition: border-color var(--duration-fast) var(--ease), box-shadow var(--duration-fast) var(--ease);
}

.page-contact .contact-fact:hover {
  border-color: var(--color-primary);
  box-shadow: 0 6px 20px rgba(10, 31, 68, 0.08);
}

.page-contact .fact-value {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.15rem;
}

.page-contact .fact-num {
  font-family: var(--font-numeric);
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1.1;
}

.page-contact .fact-suffix {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-primary);
}

.page-contact .fact-unit {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.72rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.08em;
}

/* ---------- 左栏视觉与信任 ---------- */
.page-contact .contact-visual {
  margin: 0 0 2rem;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-primary-light);
}

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

.page-contact .contact-trust {
  margin: 0;
  padding-left: 1rem;
  border-left: 4px solid var(--color-support);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* ---------- 右栏 ---------- */
.page-contact .contact-channels {
  min-width: 0;
}

.page-contact .contact-channels-inner {
  width: 100%;
  max-width: var(--contact-card-max);
  margin: 0 auto;
}

.page-contact .channels-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.page-contact .channels-header .section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.3;
  color: var(--color-primary);
}

.page-contact .block-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-pill);
  background: var(--color-primary);
  color: #ffffff;
  font-family: var(--font-numeric);
  font-size: 0.875rem;
  font-weight: 700;
  flex-shrink: 0;
  transform: rotate(-6deg);
  box-shadow: 3px 3px 0 var(--color-accent);
}

/* ---------- 联系方式卡 ---------- */
.page-contact .contact-card {
  position: relative;
  overflow: hidden;
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-xl);
  padding: 1.75rem 1.75rem 1.25rem;
  box-shadow: 0 8px 32px rgba(10, 31, 68, 0.08);
  transition: border-color var(--duration-fast) var(--ease), box-shadow var(--duration-fast) var(--ease);
  margin-bottom: 2.5rem;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--color-primary) 0 52%, var(--color-accent) 52% 100%);
}

.page-contact .contact-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 16px 40px rgba(10, 31, 68, 0.14);
}

.page-contact .contact-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1rem;
  margin-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

.page-contact .contact-card-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

/* ---------- 联系项目 ---------- */
.page-contact .contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.25rem 0;
  border-bottom: 1px dashed var(--color-border);
  transition: background-color var(--duration-fast) var(--ease);
  border-radius: var(--radius-sm);
}

.page-contact .contact-item:first-of-type {
  padding-top: 1rem;
}

.page-contact .contact-item:last-of-type {
  border-bottom: 0;
  padding-bottom: 0.75rem;
}

.page-contact .contact-item:hover {
  background-color: rgba(247, 242, 233, 0.55);
}

.page-contact .contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: #ffffff;
}

.page-contact .contact-icon svg {
  width: 20px;
  height: 20px;
  display: block;
}

.page-contact .contact-item--address .contact-icon {
  background: var(--color-support);
}

.page-contact .contact-item-body {
  min-width: 0;
  padding-top: 0.125rem;
}

.page-contact .contact-label {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.page-contact .contact-email {
  display: inline-block;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color var(--duration-fast) var(--ease), color var(--duration-fast) var(--ease);
  word-break: break-all;
}

.page-contact .contact-email:hover {
  border-bottom-color: var(--color-accent);
}

.page-contact .contact-phone {
  display: inline-block;
  font-family: var(--font-numeric);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color var(--duration-fast) var(--ease), border-color var(--duration-fast) var(--ease);
}

.page-contact .contact-phone:hover {
  color: var(--color-support-dark);
  border-bottom-color: var(--color-support);
}

.page-contact .contact-address {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text);
}

.page-contact .contact-address span {
  padding-right: 0.625rem;
  border-right: 1px solid var(--color-border);
}

.page-contact .contact-address span + span {
  padding-left: 0.625rem;
}

.page-contact .contact-address span:last-child {
  border-right: 0;
  padding-right: 0;
}

/* ---------- 客服支持面板 ---------- */
.page-contact .support-panel {
  background: rgba(0, 194, 168, 0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  margin-top: 0.5rem;
}

.page-contact .support-lead {
  margin: 0 0 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--color-text);
}

.page-contact .support-email {
  color: var(--color-accent);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid rgba(255, 107, 53, 0.4);
  transition: border-color var(--duration-fast) var(--ease), background-color var(--duration-fast) var(--ease);
  word-break: break-all;
}

.page-contact .support-email:hover {
  border-bottom-color: var(--color-accent);
  background-color: rgba(255, 107, 53, 0.08);
}

.page-contact .support-topics {
  margin-top: 1.5rem;
}

.page-contact .support-topics-title {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.page-contact .support-topics ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .support-topics li {
  display: grid;
  grid-template-columns: 1.5rem 1fr;
  align-items: start;
  gap: 0.5rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--color-border);
}

.page-contact .support-topics li:last-child {
  border-bottom: 0;
}

.page-contact .support-topics li::before {
  content: "";
  display: block;
  width: 8px;
  height: 8px;
  margin-top: 0.6rem;
  border-radius: 50%;
  background: var(--color-support);
  justify-self: start;
}

.page-contact .support-topics strong {
  display: block;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.875rem;
  line-height: 1.45;
}

.page-contact .support-topics span {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
}

.page-contact .support-visual {
  margin: 1.5rem 0 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-primary-light);
}

.page-contact .support-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 相关链接 ---------- */
.page-contact .contact-related {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.25rem;
}

.page-contact .contact-related .btn {
  font-size: 0.875rem;
  padding: 0.6rem 1.25rem;
}

/* ---------- 桌面端布局 ---------- */
@media (min-width: 900px) {
  .page-contact .contact-layout {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 3.5rem;
    align-items: start;
  }

  .page-contact .contact-narrative {
    position: sticky;
    top: 2rem;
  }

  .page-contact .contact-channels-inner {
    padding-top: 2.25rem;
  }
}