.page-contact {
  --contact-card-bg: #FFFFFF;
  --contact-border: #D3D0C8;
  --contact-muted: #6B6B62;
  --contact-dark: #1A2A3A;
  --contact-dark-2: #223448;
  --contact-moss: #6B8E23;
  --contact-clay: #C4572C;
  --contact-volt: #C6FF00;
  --contact-alert: #FF6B35;
  --contact-ink: #2E2E2E;
  --contact-bg: #F5F0E8;
  background: var(--contact-bg);
  color: var(--contact-ink);
}

.contact-shell {
  width: 100%;
}

.contact-layout {
  display: flex;
  flex-direction: column;
}

/* 侧栏区域 */
.contact-aside {
  background: var(--contact-dark);
  color: var(--white);
  padding: 2rem 1.5rem 1.5rem;
  position: relative;
  overflow: hidden;
}

.contact-aside::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, transparent 75%, rgba(198,255,0,.12) 75%);
}

.contact-aside::after {
  content: "CONNECT";
  position: absolute;
  bottom: -12px;
  right: -8px;
  font-family: var(--font-data);
  font-size: 3.6rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: rgba(255,255,255,.045);
  line-height: 1;
  pointer-events: none;
}

.contact-aside-inner {
  position: relative;
  z-index: 1;
  max-width: 480px;
}

.contact-aside .eyebrow {
  color: var(--contact-volt);
  font-family: var(--font-data);
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: 1rem;
}

.contact-aside .eyebrow::before {
  content: "";
  width: 1.2rem;
  height: 1px;
  background: var(--contact-volt);
  display: inline-block;
}

.contact-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--white);
  margin: 0 0 1rem;
}

.contact-lede {
  font-family: var(--font-body);
  font-size: .95rem;
  line-height: 1.7;
  color: rgba(255,255,255,.82);
  margin: 0 0 1.5rem;
}

.contact-aside-rule {
  width: 100%;
  height: 1px;
  background: rgba(255,255,255,.14);
  margin: 1.5rem 0;
}

.contact-aside-points {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
}

.contact-aside-points li {
  display: flex;
  align-items: baseline;
  gap: .8rem;
  padding: .5rem 0;
  font-family: var(--font-body);
  font-size: .88rem;
  color: rgba(255,255,255,.76);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.contact-point-index {
  font-family: var(--font-data);
  font-size: .72rem;
  color: var(--contact-volt);
  min-width: 1.4rem;
}

.contact-aside-status {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-family: var(--font-data);
  font-size: .76rem;
  color: rgba(255,255,255,.88);
  padding: .5rem .8rem;
  background: rgba(255,255,255,.06);
  border-left: 2px solid var(--contact-volt);
}

/* 主内容区 */
.contact-main {
  padding: 2rem 1.25rem 3rem;
}

.contact-section {
  margin-bottom: 3.5rem;
  position: relative;
}

.section-heading-row {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  margin-bottom: 1.5rem;
}

.contact-section .eyebrow {
  color: var(--contact-moss);
  font-family: var(--font-data);
  font-size: .76rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  margin-bottom: .5rem;
}

.contact-section-title {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -.015em;
  color: var(--contact-ink);
  margin: 0;
  line-height: 1.2;
}

.contact-section-note {
  font-family: var(--font-body);
  font-size: .86rem;
  color: var(--contact-muted);
  margin: 0;
}

/* 联系渠道卡片 */
.contact-channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.contact-channel-card {
  background: var(--contact-card-bg);
  border: 1px solid var(--contact-border);
  padding: 1.5rem 1.25rem;
  transition: border-color .2s ease, transform .2s ease;
  position: relative;
  display: flex;
  gap: 1rem;
}

.contact-channel-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--contact-moss);
  opacity: 0;
  transition: opacity .2s ease;
}

.contact-channel-card:hover {
  border-color: var(--contact-ink);
  transform: translateY(-2px);
}

.contact-channel-card:hover::before {
  opacity: 1;
}

.contact-channel-card:nth-child(2)::before {
  background: var(--contact-clay);
}

.contact-channel-card-wide::before {
  background: var(--contact-dark);
}

.contact-channel-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--contact-border);
  color: var(--contact-moss);
  transition: transform .2s ease, background .2s ease;
}

.contact-channel-card:nth-child(2) .contact-channel-icon {
  color: var(--contact-clay);
}

.contact-channel-card:hover .contact-channel-icon {
  transform: rotate(-4deg);
  background: var(--white);
}

.contact-channel-body {
  min-width: 0;
}

.contact-channel-label {
  font-family: var(--font-data);
  font-size: .74rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--contact-muted);
  margin-bottom: .3rem;
}

.contact-channel-desc {
  font-family: var(--font-body);
  font-size: .86rem;
  color: var(--contact-muted);
  margin: 0 0 .6rem;
  line-height: 1.5;
}

.contact-channel-value {
  font-family: var(--font-data);
  font-size: 1rem;
  font-weight: 600;
  color: var(--contact-ink);
  text-decoration: none;
  display: inline-block;
  word-break: break-all;
  border-bottom: 2px solid transparent;
  transition: border-color .2s ease, color .2s ease;
}

a.contact-channel-value:hover {
  border-bottom-color: currentColor;
  color: var(--contact-moss);
}

.contact-channel-address {
  word-break: break-word;
  line-height: 1.55;
  font-size: .95rem;
}

.contact-channel-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  margin-top: .8rem;
  padding-top: .7rem;
  border-top: 1px dashed var(--contact-border);
  font-family: var(--font-body);
  font-size: .78rem;
  color: var(--contact-muted);
}

.contact-copy-btn {
  font-family: var(--font-data);
  font-size: .72rem;
  padding: .3rem .6rem;
  background: var(--contact-bg);
  border: 1px solid var(--contact-border);
  color: var(--contact-ink);
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.contact-copy-btn:hover {
  background: var(--contact-moss);
  border-color: var(--contact-moss);
  color: var(--white);
}

.contact-channel-arrow {
  color: var(--contact-clay);
  font-family: var(--font-data);
  font-size: .76rem;
}

/* 地图区块 */
.contact-section-map {
  background: var(--contact-dark);
  padding: 2rem 1.25rem;
  margin-left: -1.25rem;
  margin-right: -1.25rem;
}

.contact-map-layout {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-map-content .eyebrow {
  color: var(--contact-volt);
}

.contact-map-content .contact-section-title {
  color: var(--white);
}

.contact-map-text {
  font-family: var(--font-body);
  font-size: .92rem;
  line-height: 1.7;
  color: rgba(255,255,255,.76);
  margin: 1rem 0 1.5rem;
}

.contact-map-list {
  margin: 0;
  padding: 0;
}

.contact-map-row {
  display: flex;
  gap: 1rem;
  padding: .6rem 0;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.contact-map-row dt {
  font-family: var(--font-data);
  font-size: .76rem;
  color: var(--contact-volt);
  min-width: 4rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.contact-map-row dd {
  margin: 0;
  font-family: var(--font-body);
  font-size: .88rem;
  color: rgba(255,255,255,.85);
}

.contact-map-figure {
  margin: 0;
  position: relative;
}

.contact-map-img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--contact-dark-2);
  object-fit: cover;
}

/* 响应时间区块 */
.contact-response-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-response-panels {
  display: grid;
  grid-template-columns: 1fr;
  gap: .9rem;
}

.contact-response-card {
  background: var(--white);
  border: 1px solid var(--contact-border);
  padding: 1.25rem 1.2rem;
  position: relative;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.contact-response-card:hover {
  border-color: var(--contact-ink);
  box-shadow: 4px 4px 0 rgba(45,62,80,.08);
}

.contact-response-card-head {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: .6rem;
}

.contact-response-card-head h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--contact-ink);
  margin: 0;
}

.contact-response-icon {
  font-family: var(--font-data);
  font-size: 1.1rem;
  color: var(--contact-moss);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.8rem;
  height: 1.8rem;
  border: 1px solid var(--contact-border);
}

.contact-response-card:nth-child(2) .contact-response-icon {
  color: var(--contact-clay);
}

.contact-response-card:nth-child(3) .contact-response-icon {
  color: var(--contact-dark);
}

.contact-response-card-text {
  font-family: var(--font-body);
  font-size: .86rem;
  line-height: 1.65;
  color: var(--contact-ink);
  margin: 0;
}

.contact-response-em {
  font-family: var(--font-data);
  font-weight: 600;
  color: var(--contact-dark);
}

/* 邮件说明 */
.contact-email-info-layout {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-email-info-lede {
  font-family: var(--font-body);
  font-size: .92rem;
  line-height: 1.7;
  color: var(--contact-muted);
  margin: .6rem 0 1.25rem;
}

.contact-email-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--contact-border);
  background: var(--white);
}

.contact-email-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 480px;
}

.contact-email-table th {
  background: var(--contact-dark);
  color: var(--white);
  font-family: var(--font-data);
  font-size: .74rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .8rem 1rem;
  text-align: left;
  border-right: 1px solid rgba(255,255,255,.08);
}

.contact-email-table td {
  padding: .9rem 1rem;
  font-family: var(--font-body);
  font-size: .86rem;
  color: var(--contact-ink);
  border-bottom: 1px solid var(--contact-border);
  border-right: 1px solid var(--contact-border);
  vertical-align: top;
  line-height: 1.5;
}

.contact-email-table tbody tr:last-child td {
  border-bottom: none;
}

.contact-email-cell-main {
  font-family: var(--font-data);
  font-size: .82rem;
  font-weight: 600;
  color: var(--contact-dark);
  word-break: break-all;
}

.contact-email-info-note {
  font-family: var(--font-body);
  font-size: .82rem;
  line-height: 1.6;
  color: var(--contact-muted);
  background: var(--tag);
  padding: .8rem 1rem;
  border-left: 3px solid var(--contact-clay);
  margin: 1rem 0 0;
}

.contact-email-figure {
  margin: 0;
  position: relative;
}

.contact-email-img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--contact-border);
  object-fit: cover;
}

.contact-email-figcaption {
  display: flex;
  justify-content: space-between;
  gap: .5rem;
  padding: .6rem .2rem;
  font-family: var(--font-data);
  font-size: .72rem;
  color: var(--contact-muted);
  border-bottom: 1px solid var(--contact-border);
}

/* 快捷帮助 */
.contact-faq-head {
  margin-bottom: 1.25rem;
}

.contact-faq-intro {
  font-family: var(--font-body);
  font-size: .88rem;
  color: var(--contact-muted);
  margin: .5rem 0 0;
}

.contact-faq-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: .8rem;
}

.contact-faq-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.2rem;
  background: var(--white);
  border: 1px solid var(--contact-border);
  text-decoration: none;
  color: var(--contact-ink);
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.contact-faq-link:hover {
  border-color: var(--contact-ink);
  transform: translateX(4px);
}

.contact-faq-link-index {
  font-family: var(--font-data);
  font-size: .78rem;
  color: var(--contact-moss);
  min-width: 1.6rem;
}

.contact-faq-link-text {
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 500;
  flex: 1;
  line-height: 1.4;
}

.contact-faq-link-arrow {
  font-family: var(--font-data);
  color: var(--contact-clay);
  font-size: 1rem;
}

/* 滚动显现 */
.page-contact [data-reveal] {
  opacity: 1;
  transform: none;
  transition: opacity .45s ease, transform .45s ease;
}

@media (prefers-reduced-motion: no-preference) {
  .page-contact [data-reveal] {
    opacity: 0;
    transform: translateY(14px);
  }

  .page-contact [data-reveal][data-revealed] {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 平板 */
@media (min-width: 600px) {
  .contact-aside {
    padding: 3rem 2rem 2rem;
  }

  .contact-main {
    padding: 2.5rem 2rem 4rem;
  }

  .contact-channel-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-channel-card-wide {
    grid-column: 1 / -1;
  }

  .contact-response-panels {
    grid-template-columns: 1fr 1fr;
  }

  .contact-faq-links {
    grid-template-columns: 1fr;
  }

  .contact-map-layout {
    flex-direction: row;
    align-items: stretch;
  }

  .contact-map-content {
    flex: 1;
  }

  .contact-map-figure {
    flex: 1;
  }

  .contact-map-img {
    height: 100%;
    min-height: 280px;
    object-fit: cover;
  }

  .contact-email-info-layout {
    flex-direction: row;
    align-items: flex-start;
  }

  .contact-email-info-main {
    flex: 1.25;
  }

  .contact-email-figure {
    flex: .75;
  }
}

/* 桌面 */
@media (min-width: 960px) {
  .contact-layout {
    flex-direction: row;
  }

  .contact-aside {
    width: 320px;
    flex-shrink: 0;
    padding: 3.5rem 2rem 4rem;
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  .contact-aside-inner {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
  }

  .contact-main {
    flex: 1;
    padding: 3.5rem 3rem 5rem;
    max-width: 1000px;
  }

  .contact-sections-stack {
    display: flex;
    flex-direction: column;
    gap: 4rem;
  }

  .contact-section {
    margin-bottom: 4.5rem;
  }

  .contact-section-map {
    margin-left: calc(-1 * (100vw - 100% + 3rem) / 2);
    margin-right: calc(-1 * (100vw - 100% + 3rem) / 2);
    padding-left: 3rem;
    padding-right: 3rem;
  }

  .section-heading-row {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }

  .contact-channel-grid {
    gap: 1.25rem;
  }

  .contact-channel-card {
    padding: 1.75rem 1.5rem;
  }

  .contact-map-layout {
    gap: 3rem;
  }

  .contact-map-figure {
    max-width: 500px;
  }

  .contact-map-img {
    height: 100%;
  }

  .contact-email-info-layout {
    gap: 3rem;
  }

  .contact-response-grid {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }

  .contact-response-copy {
    width: 30%;
    flex-shrink: 0;
  }

  .contact-response-panels {
    flex: 1;
    grid-template-columns: 1fr 1fr;
  }

  .contact-response-card:last-child {
    grid-column: 1 / -1;
  }

  .contact-faq-links {
    grid-template-columns: 1fr;
    max-width: 720px;
  }
}

/* 超宽屏 */
@media (min-width: 1400px) {
  .contact-main {
    max-width: 1100px;
  }

  .contact-channel-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact-channel-card-wide {
    grid-column: span 1;
  }

  .contact-aside {
    width: 360px;
  }
}

/* 防止移动端横向溢出 */
.page-contact {
  overflow-x: hidden;
}

.page-contact img {
  max-width: 100%;
  height: auto;
}