/* ===== page-contact 专属样式 ===== */
.page-contact {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: var(--color-text);
  font-family: var(--font-body);
  overflow-x: hidden;
  background-color: var(--color-bg);
}

/* ---------- 面包屑 ---------- */
.page-contact .contact-breadcrumb {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 24px 0;
  font-size: 13px;
  color: var(--color-secondary);
  letter-spacing: 0.3px;
}

.page-contact .contact-breadcrumb a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

.page-contact .contact-breadcrumb a:hover,
.page-contact .contact-breadcrumb a:focus-visible {
  color: var(--color-highlight);
  outline: none;
}

.page-contact .bc-sep {
  color: var(--color-secondary);
  opacity: 0.5;
}

/* ---------- 地图背景 ---------- */
.page-contact .contact-map-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.page-contact .map-svg {
  width: 100%;
  height: 100%;
  display: block;
  opacity: 0.4;
}

.page-contact .map-outline {
  stroke-dasharray: 1200;
  stroke-dashoffset: 1200;
  animation: drawOutline 4s ease-out forwards;
}

@keyframes drawOutline {
  to {
    stroke-dashoffset: 0;
  }
}

.page-contact .map-outline-glow {
  animation: pulseGlow 6s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.10; }
  50% { opacity: 0.25; }
}

.page-contact .map-mountain {
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
  animation: drawMountain 6s ease-out 1.5s forwards;
}

@keyframes drawMountain {
  to {
    stroke-dashoffset: 0;
  }
}

.page-contact .data-stream {
  animation: flowStream 8s linear infinite;
}

@keyframes flowStream {
  0% { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -200; }
}

/* ---------- SVG粒子 ---------- */
.page-contact .particle {
  animation: particleFloat 5s ease-in-out infinite, particleBlink 2.8s ease-in-out infinite;
  transform-origin: center;
}

.page-contact .p1 { animation-delay: 0s, 0.1s; }
.page-contact .p2 { animation-delay: 0.7s, 0.8s; }
.page-contact .p3 { animation-delay: 1.4s, 1.5s; }
.page-contact .p4 { animation-delay: 0.3s, 0.4s; }
.page-contact .p5 { animation-delay: 2.1s, 2.2s; }
.page-contact .p6 { animation-delay: 1.1s, 1.2s; }
.page-contact .p7 { animation-delay: 0.9s, 1.0s; }
.page-contact .p8 { animation-delay: 1.8s, 1.9s; }
.page-contact .p9 { animation-delay: 0.5s, 0.6s; }
.page-contact .p10 { animation-delay: 2.5s, 2.6s; }
.page-contact .p11 { animation-delay: 1.6s, 1.7s; }
.page-contact .p12 { animation-delay: 0.2s, 0.3s; }
.page-contact .p13 { animation-delay: 2.3s, 2.4s; }
.page-contact .p14 { animation-delay: 1.3s, 1.4s; }
.page-contact .p15 { animation-delay: 0.8s, 0.9s; }

@keyframes particleFloat {
  0%, 100% {
    transform: translate(0, 0);
    opacity: 1;
  }
  25% {
    transform: translate(4px, -6px);
    opacity: 0.9;
  }
  50% {
    transform: translate(-3px, 4px);
    opacity: 0.7;
  }
  75% {
    transform: translate(5px, 2px);
    opacity: 0.85;
  }
}

@keyframes particleBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.page-contact .grid-dot {
  animation: dotPulse 4s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { r: 4; opacity: 0.6; }
  50% { r: 6; opacity: 1; }
}

/* ---------- CSS浮动粒子层 ---------- */
.page-contact .float-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.page-contact .fp {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-highlight);
  box-shadow: 0 0 8px var(--color-highlight), 0 0 20px var(--color-accent);
  left: var(--fp-x);
  top: var(--fp-y);
  animation: fpFloat 7s ease-in-out infinite;
  animation-delay: var(--fp-d);
  opacity: 0.6;
}

@keyframes fpFloat {
  0%, 100% {
    transform: translate(0, 0) scale(1);
    opacity: 0.6;
  }
  25% {
    transform: translate(10px, -14px) scale(1.3);
    opacity: 1;
  }
  50% {
    transform: translate(-8px, 8px) scale(0.8);
    opacity: 0.4;
  }
  75% {
    transform: translate(12px, 6px) scale(1.1);
    opacity: 0.8;
  }
}

/* ---------- 内容层 ---------- */
.page-contact .contact-layer {
  position: relative;
  z-index: 5;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px 24px 60px;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

.page-contact .contact-intro {
  margin-bottom: 40px;
  position: relative;
}

.page-contact .contact-label {
  display: block;
  font-size: 12px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 8px;
  font-weight: 500;
}

.page-contact .contact-title {
  font-family: var(--font-title);
  font-size: 48px;
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-text);
  margin: 0 0 8px;
}

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

.page-contact .contact-sub {
  font-size: 16px;
  color: var(--color-secondary);
  margin: 0 0 4px;
  font-weight: 300;
}

.page-contact .contact-annotation {
  position: absolute;
  right: 0;
  top: 0;
  writing-mode: vertical-rl;
  font-size: 12px;
  letter-spacing: 6px;
  color: var(--color-accent);
  opacity: 0.4;
  font-family: var(--font-title);
  font-weight: 300;
  pointer-events: none;
}

/* ---------- 联系卡片 ---------- */
.page-contact .contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

.page-contact .contact-card {
  padding: 28px 24px 24px;
  border-radius: var(--radius);
  background: var(--color-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(138, 43, 226, 0.15);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  cursor: default;
  display: flex;
  flex-direction: column;
}

.page-contact .contact-card:hover,
.page-contact .contact-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: 0 8px 40px rgba(138, 43, 226, 0.2), inset 0 0 30px rgba(138, 43, 226, 0.05);
  outline: none;
}

.page-contact .card-icon-wrap {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-contact .card-img,
.page-contact .card-svg-icon {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  border-radius: 8px;
}

.page-contact .card-svg-icon {
  filter: drop-shadow(0 0 6px rgba(138, 43, 226, 0.4));
}

.page-contact .card-title {
  font-family: var(--font-title);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text-accent);
  margin: 0 0 12px;
  letter-spacing: 0.5px;
}

.page-contact .card-detail {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
  margin: 0;
  word-break: break-all;
}

.page-contact .phone-num {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 1px;
  color: var(--color-highlight);
}

.page-contact .card-label {
  font-size: 12px;
  color: var(--color-secondary);
  margin: 8px 0 0;
  letter-spacing: 1px;
  opacity: 0.7;
}

/* ---------- 动作区 ---------- */
.page-contact .contact-action {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.page-contact .contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-title);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  box-shadow: 0 0 20px rgba(138, 43, 226, 0.25);
}

.page-contact .contact-btn:hover,
.page-contact .contact-btn:focus-visible {
  background: #9b3cf5;
  box-shadow: 0 0 40px rgba(138, 43, 226, 0.45), 0 0 80px rgba(138, 43, 226, 0.1);
  transform: translateY(-2px);
  outline: none;
}

.page-contact .btn-arrow {
  transition: transform var(--transition);
  display: inline-block;
}

.page-contact .contact-btn:hover .btn-arrow {
  transform: translateX(4px);
}

.page-contact .action-note {
  font-size: 13px;
  color: var(--color-secondary);
  margin: 0;
  line-height: 1.5;
  max-width: 440px;
}

/* ---------- 额外链接 ---------- */
.page-contact .contact-extra {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(192, 192, 192, 0.1);
}

.page-contact .contact-extra p {
  font-size: 13px;
  color: var(--color-secondary);
  margin: 0;
}

.page-contact .inline-link {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition), text-shadow var(--transition);
}

.page-contact .inline-link:hover,
.page-contact .inline-link:focus-visible {
  color: var(--color-highlight);
  text-shadow: 0 0 12px rgba(0, 255, 255, 0.3);
  outline: none;
}

/* ===== 响应式 ===== */

/* ≥ 640px 平板 */
@media screen and (min-width: 640px) {
  .page-contact .contact-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .contact-card:last-child {
    grid-column: span 2;
  }

  .page-contact .contact-title {
    font-size: 56px;
  }

  .page-contact .contact-layer {
    padding: 60px 36px 80px;
  }

  .page-contact .contact-annotation {
    font-size: 14px;
    opacity: 0.5;
  }
}

/* ≥ 960px 桌面 */
@media screen and (min-width: 960px) {
  .page-contact .contact-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .contact-card:last-child {
    grid-column: span 1;
  }

  .page-contact .contact-title {
    font-size: 64px;
  }

  .page-contact .contact-layer {
    padding: 80px 48px 100px;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .page-contact .contact-intro {
    flex: 0 0 100%;
    margin-bottom: 48px;
  }

  .page-contact .contact-cards {
    flex: 0 0 100%;
  }

  .page-contact .contact-action {
    flex: 0 0 50%;
    margin-top: 16px;
  }

  .page-contact .contact-extra {
    flex: 0 0 100%;
    margin-top: 32px;
  }

  .page-contact .map-svg {
    opacity: 0.5;
  }

  .page-contact .contact-breadcrumb {
    padding: 20px 48px 0;
  }

  .page-contact .contact-card {
    padding: 32px 28px 28px;
  }
}

/* ≥ 1200px 大屏 */
@media screen and (min-width: 1200px) {
  .page-contact .contact-layer {
    padding: 100px 60px 120px;
  }

  .page-contact .contact-breadcrumb {
    padding: 24px 60px 0;
  }

  .page-contact .contact-title {
    font-size: 72px;
  }

  .page-contact .contact-intro {
    margin-bottom: 56px;
  }

  .page-contact .contact-annotation {
    font-size: 16px;
    opacity: 0.55;
    right: 20px;
  }

  .page-contact .contact-card {
    padding: 40px 32px 32px;
  }

  .page-contact .card-title {
    font-size: 20px;
  }
}

/* 窄屏安全 */
@media screen and (max-width: 400px) {
  .page-contact .contact-layer {
    padding: 24px 16px 40px;
  }

  .page-contact .contact-title {
    font-size: 36px;
  }

  .page-contact .contact-card {
    padding: 20px 16px 18px;
  }

  .page-contact .card-detail {
    font-size: 13px;
  }

  .page-contact .phone-num {
    font-size: 15px;
  }

  .page-contact .contact-btn {
    width: 100%;
    justify-content: center;
    padding: 14px 24px;
  }

  .page-contact .contact-breadcrumb {
    padding: 12px 16px 0;
    font-size: 12px;
  }

  .page-contact .contact-annotation {
    position: static;
    writing-mode: horizontal-tb;
    margin-top: 6px;
    font-size: 11px;
    opacity: 0.4;
  }
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-contact .map-outline,
  .page-contact .map-mountain {
    stroke-dashoffset: 0;
    animation: none;
  }

  .page-contact .particle,
  .page-contact .fp,
  .page-contact .grid-dot,
  .page-contact .data-stream {
    animation: none;
  }

  .page-contact .contact-card:hover {
    transform: none;
  }

  .page-contact .contact-btn:hover {
    transform: none;
  }
}

.page-contact {
  --fp-d: inherit;
  --fp-x: inherit;
  --fp-y: inherit;
}