.page-contact {
  background-color: var(--color-bg);
  background-image:
    radial-gradient(circle at 12% 8%, rgba(0, 255, 106, 0.08) 0, transparent 26rem),
    linear-gradient(rgba(27, 42, 74, 0.25) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27, 42, 74, 0.25) 1px, transparent 1px),
    repeating-linear-gradient(45deg, rgba(27, 42, 74, 0.16) 0 1px, transparent 1px 12px);
  background-size: auto, 3rem 3rem, 3rem 3rem, auto;
  color: var(--color-cloud);
}

.page-contact .breadcrumb {
  padding-top: var(--space-5);
  margin-bottom: var(--space-5);
}

/* ===== 首屏联系卡 ===== */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: var(--space-8) 0;
  background: linear-gradient(135deg, rgba(6, 13, 31, 0.92) 0%, rgba(16, 27, 60, 0.82) 100%);
  border-top: 2px solid var(--color-steel);
  border-bottom: 2px solid var(--color-steel);
  margin-bottom: var(--space-6);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -6rem;
  bottom: -4rem;
  width: 20rem;
  height: 6rem;
  background: var(--color-neon);
  opacity: 0.12;
  transform: rotate(-18deg);
  z-index: 0;
}

.page-contact .contact-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  z-index: 0;
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-neon);
  margin-bottom: var(--space-4);
}

.page-contact .contact-hero-kicker::before {
  content: "";
  width: 2.5rem;
  height: 2px;
  background: var(--color-neon);
}

.page-contact .contact-hero-title {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(1.9rem, 7vw, 4.2rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-3);
  max-width: 16em;
}

.page-contact .contact-hero-lead {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(1rem, 2.4vw, 1.4rem);
  letter-spacing: 0.06em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin: 0 0 var(--space-4);
}

.page-contact .contact-hero-desc {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 42rem;
  margin: 0;
}

/* ===== 页内快捷导航 ===== */
.page-contact .contact-quicknav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  margin: 0 0 var(--space-7);
}

.page-contact .contact-quicknav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-panel);
  border: 1px solid var(--color-steel);
  color: var(--color-cloud);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.875rem;
  text-decoration: none;
  transition: border-color 0.2s ease;
}

.page-contact .contact-quicknav-item:hover {
  border-color: var(--color-neon-weak);
}

.page-contact .contact-quicknav-num {
  color: var(--color-neon);
  font-weight: 700;
}

/* ===== 章节通用 ===== */
.page-contact .contact-section {
  margin-bottom: var(--space-8);
}

.page-contact .contact-chapter {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.page-contact .contact-chapter .chapter-number {
  flex: 0 0 auto;
  font-size: clamp(2.5rem, 6vw, 4rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 2px var(--color-neon);
}

.page-contact .contact-chapter-copy {
  padding-top: var(--space-1);
}

.page-contact .contact-chapter-title {
  margin: 0 0 var(--space-2);
  font-size: 1.375rem;
}

.page-contact .contact-chapter-desc {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.6;
}

.page-contact .contact-chapter-desc a {
  color: var(--color-neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ===== 01 服务渠道 / 联系卡 ===== */
.page-contact .contact-channel-grid {
  row-gap: var(--space-5);
}

.page-contact .contact-card {
  position: relative;
  padding: var(--space-5);
  background: var(--color-bg-panel);
  border: 1px solid var(--color-steel);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.22);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.page-contact .contact-card:hover {
  border-color: var(--color-neon-weak);
}

.page-contact .contact-card-stripe {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-neon);
}

.page-contact .contact-card-stripe-gold {
  background: var(--color-gold);
}

.page-contact .contact-card-stripe-orange {
  background: var(--color-orange);
}

.page-contact .contact-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.page-contact .contact-card-code {
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--color-muted);
  letter-spacing: 0.12em;
}

.page-contact .contact-card-label {
  margin: 0 0 var(--space-2);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.page-contact .contact-card-mail {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(1rem, 2.6vw, 1.55rem);
  line-height: 1.2;
  color: var(--color-neon);
  text-decoration: none;
  word-break: break-all;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--color-neon-weak);
  margin-bottom: var(--space-3);
}

.page-contact .contact-card-mail-sm {
  font-size: clamp(0.95rem, 2.2vw, 1.2rem);
}

.page-contact .contact-card-mail:hover {
  color: var(--color-cloud);
  border-bottom-color: var(--color-neon);
}

.page-contact .contact-card-note {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.8125rem;
  line-height: 1.5;
}

.page-contact .contact-card-btn {
  margin-top: var(--space-4);
  display: inline-flex;
  width: 100%;
  justify-content: center;
}

.page-contact .contact-card-tel {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(1.4rem, 4vw, 2rem);
  color: var(--color-orange);
  background: rgba(255, 109, 0, 0.12);
  border: 1px solid var(--color-orange);
  padding: 0.2em 0.4em;
  text-decoration: none;
  margin-bottom: var(--space-3);
  word-break: break-all;
}

.page-contact .contact-card-tel:hover {
  background: var(--color-orange);
  color: var(--color-bg);
}

/* ===== 02 工作时间 ===== */
.page-contact .contact-hours-card {
  padding: var(--space-5);
  background: var(--color-bg-panel);
  border: 1px solid var(--color-steel);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.22);
}

.page-contact .contact-hours-week {
  margin: 0 0 var(--space-4);
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(1.2rem, 3vw, 1.7rem);
  color: var(--color-cloud);
}

.page-contact .contact-hours-axis {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--color-muted);
  margin-bottom: var(--space-2);
}

.page-contact .contact-hours-track {
  position: relative;
  height: 14px;
  background: var(--color-bg-deep);
  border: 1px solid var(--color-steel);
  overflow: hidden;
  margin-bottom: var(--space-5);
}

.page-contact .contact-hours-track::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(90deg, var(--color-neon), var(--color-neon-weak));
  opacity: 0.4;
}

.page-contact .contact-hours-track::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(90deg, transparent 0 9.9%, var(--color-steel) 9.9% 10%);
  opacity: 0.8;
}

.page-contact .contact-hours-days {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.page-contact .contact-hours-off {
  background: var(--color-bg-deep);
  color: var(--color-muted);
  border: 1px solid var(--color-steel);
}

.page-contact .contact-hours-note {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* ===== 03 联系地址 ===== */
.page-contact .contact-address-grid {
  row-gap: var(--space-5);
}

.page-contact .contact-address-card {
  position: relative;
  padding: var(--space-6);
  background: var(--color-bg-panel);
  border: 1px solid var(--color-steel);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.22);
  overflow: hidden;
}

.page-contact .contact-address-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--color-neon);
}

.page-contact .contact-address-label {
  margin: 0 0 var(--space-2);
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.page-contact .contact-address-line {
  margin: 0 0 var(--space-3);
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(1.4rem, 4vw, 2rem);
  line-height: 1.3;
  color: var(--color-cloud);
}

.page-contact .contact-address-note {
  margin: 0 0 var(--space-4);
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.6;
  max-width: 30rem;
}

.page-contact .contact-address-more {
  display: inline-flex;
  color: var(--color-neon);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.875rem;
  text-decoration: none;
  border-bottom: 1px solid var(--color-neon-weak);
  padding-bottom: 2px;
}

.page-contact .contact-address-rel {
  margin: var(--space-4) 0 0;
}

.page-contact .contact-address-rel a {
  display: inline-flex;
  color: var(--color-gold);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.8125rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 215, 0, 0.4);
  padding-bottom: 2px;
}

.page-contact .contact-address-frame {
  margin: 0;
  background: var(--color-bg-panel);
  border: 1px solid var(--color-steel);
}

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

/* ===== 04 留言反馈 ===== */
.page-contact .contact-filter {
  margin-bottom: var(--space-5);
}

.page-contact .contact-message-grid {
  row-gap: var(--space-5);
}

.page-contact .contact-message-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  background: var(--color-bg-panel);
  border: 1px solid var(--color-steel);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.22);
}

.page-contact .contact-message-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
}

.page-contact .contact-message-card-route {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-muted);
  letter-spacing: 0.06em;
}

.page-contact .contact-message-card-title {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.25rem;
  line-height: 1.3;
  margin: 0;
  color: var(--color-cloud);
}

.page-contact .contact-message-card-text {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-contact .contact-message-btn {
  margin-top: auto;
  width: 100%;
  justify-content: center;
  text-align: center;
  font-size: 0.8125rem;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

.page-contact .contact-message-note {
  margin: var(--space-5) 0 0;
  padding: var(--space-4);
  border-left: 3px solid var(--color-orange);
  background: rgba(255, 109, 0, 0.08);
  color: var(--color-muted);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* ===== 桌面增强 ===== */
@media (min-width: 720px) {
  .page-contact .contact-quicknav {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-contact .contact-hero {
    padding: var(--space-9) 0;
  }

  .page-contact .contact-hero-title {
    max-width: 13em;
  }

  .page-contact .contact-card {
    padding: var(--space-6);
  }

  .page-contact .contact-hours-card {
    padding: var(--space-7);
  }

  .page-contact .contact-address-card {
    padding: var(--space-8);
  }
}

@media (min-width: 960px) {
  .page-contact .contact-section {
    margin-bottom: var(--space-9);
  }

  .page-contact .contact-chapter {
    margin-bottom: var(--space-6);
  }

  .page-contact .contact-message-btn {
    font-size: 0.875rem;
  }

  .page-contact .contact-address-frame img {
    min-height: 360px;
    object-fit: cover;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .contact-quicknav-item {
    transition: none;
  }
}