/* ===== 联系我们页 · 专属样式 ===== */
.page-contact {
  --contact-line: 2px solid var(--c-line);
  --contact-shadow: 3px 3px 0 rgba(57, 255, 20, 0.14);
  --contact-shadow-hover: 6px 6px 0 rgba(57, 255, 20, 0.26);
  --contact-radius: 10px;
  background: linear-gradient(180deg, var(--c-bg-void) 0%, var(--c-bg-main) 420px);
  color: var(--c-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* --- 面包屑 --- */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 28px 0 0;
  font-size: 14px;
  color: var(--c-text-sub);
}
.page-contact .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--c-line);
}
.page-contact .breadcrumb a {
  color: var(--c-neon);
  text-decoration: none;
  transition: color 0.2s;
}
.page-contact .breadcrumb a:hover {
  text-decoration: underline;
}
.page-contact .breadcrumb [aria-current="page"] {
  color: var(--c-text-sub);
}

/* --- 首屏 Hero --- */
.page-contact .contact-hero {
  position: relative;
  padding: 48px 0 64px;
}
.page-contact .contact-hero::before {
  content: "联络";
  position: absolute;
  right: -20px;
  top: 12px;
  font-family: var(--font-display);
  font-size: 120px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(230, 241, 255, 0.08);
  letter-spacing: 0.05em;
  z-index: 0;
  pointer-events: none;
  user-select: none;
}
.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
.page-contact .contact-hero__main {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}
.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-size: clamp(44px, 9vw, 88px);
  line-height: 0.95;
  letter-spacing: 0.01em;
  margin: 0;
  text-transform: uppercase;
  position: relative;
}
.page-contact .contact-hero__title::after {
  content: "";
  display: block;
  width: 72px;
  height: 6px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--c-neon) 0%, var(--c-lava) 100%);
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
}
.page-contact .contact-hero__lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-text-sub);
  max-width: 460px;
  margin: 0;
  padding: 14px 18px;
  border-left: 3px solid var(--c-neon);
  background: rgba(17, 34, 64, 0.4);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 100%, 16px 100%);
}
.page-contact .contact-hero__aside {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding-left: 2px;
}
.page-contact .contact-hero__quick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.page-contact .contact-hero__quick a {
  color: var(--c-text);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  padding: 6px 0;
  border-bottom: 1px solid var(--c-line);
  display: inline-block;
  transition: color 0.2s, border-color 0.2s, padding-left 0.2s;
}
.page-contact .contact-hero__quick a:hover {
  color: var(--c-neon);
  border-color: var(--c-neon);
  padding-left: 6px;
}

/* --- 客服渠道 --- */
.page-contact .channels-block {
  background: var(--c-bg-main);
  padding: 64px 0 72px;
  position: relative;
}
.page-contact .channels-block::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--c-neon) 0%, var(--c-lava) 100%);
}
.page-contact .channels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
.page-contact .channels-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.page-contact .channels-list .section-label {
  margin-bottom: 0;
}
.page-contact .channels-list h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 44px);
  margin: 0 0 8px;
}
.page-contact .channel-card {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--c-bg-card);
  border: var(--contact-line);
  box-shadow: var(--contact-shadow);
  padding: 22px 20px;
  transition: box-shadow 0.25s, border-color 0.25s, transform 0.25s;
}
.page-contact .channel-card:hover {
  box-shadow: var(--contact-shadow-hover);
  border-color: var(--c-neon);
  transform: translate(-2px, -2px);
}
.page-contact .channel-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  background: var(--c-bg-void);
  border: 1px solid var(--c-line);
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--c-neon);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
}
.page-contact .channel-card__body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.page-contact .channel-card__body h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.page-contact .channel-card__body p {
  margin: 0;
  font-size: 14px;
  color: var(--c-text-sub);
  line-height: 1.6;
}
.page-contact .channel-card__action {
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--c-neon);
  text-decoration: none;
  letter-spacing: 0.02em;
  word-break: break-all;
  transition: color 0.2s, text-shadow 0.2s;
}
.page-contact .channel-card__action:hover {
  text-decoration: underline;
  text-shadow: 0 0 12px rgba(57, 255, 20, 0.4);
}
.page-contact .channel-card--time {
  border-left: 4px solid var(--c-lava);
}
.page-contact .channel-card--time .channel-card__icon {
  color: var(--c-lava);
}

/* --- 渠道视觉区 --- */
.page-contact .channels-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.page-contact .channels-visual__frame {
  border: 2px solid var(--c-line);
  box-shadow: var(--contact-shadow);
  background: var(--c-bg-card);
  overflow: hidden;
  position: relative;
}
.page-contact .channels-visual__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent 0 10px,
    rgba(230, 241, 255, 0.03) 10px 12px
  );
  pointer-events: none;
}
.page-contact .channels-visual__frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-contact .channels-visual p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
  margin: 0;
  padding: 0 4px;
  border-left: 2px solid var(--c-lava);
  padding-left: 14px;
}

/* --- 办公地址 --- */
.page-contact .address-block {
  background: var(--c-bg-void);
  padding: 64px 0 72px;
  position: relative;
}
.page-contact .address-block::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--c-lava) 0%, var(--c-neon) 100%);
}
.page-contact .address-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
.page-contact .address-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}
.page-contact .address-info h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 44px);
  margin: 0;
}
.page-contact .address-text {
  font-style: normal;
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.35;
  color: var(--c-text);
  background: var(--c-bg-card);
  border-left: 4px solid var(--c-lava);
  padding: 18px 22px;
  box-shadow: 4px 4px 0 rgba(255, 107, 53, 0.14);
}
.page-contact .address-note {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-sub);
  margin: 0;
  max-width: 440px;
}
.page-contact .address-meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.page-contact .address-meta li {
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-text);
  padding-left: 20px;
  position: relative;
}
.page-contact .address-meta li::before {
  content: "◆";
  position: absolute;
  left: 0;
  top: 3px;
  color: var(--c-neon);
  font-size: 10px;
  transform: rotate(45deg);
}

/* --- 地图展开 --- */
.page-contact .address-map {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.page-contact .address-map__details {
  border: 2px solid var(--c-line);
  background: var(--c-bg-card);
  box-shadow: 3px 3px 0 rgba(2, 12, 27, 0.5);
}
.page-contact .address-map__details summary {
  cursor: pointer;
  padding: 16px 18px;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-text);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color 0.2s, background-color 0.2s;
  user-select: none;
}
.page-contact .address-map__details summary::-webkit-details-marker {
  display: none;
}
.page-contact .address-map__details summary::after {
  content: "+";
  font-family: var(--font-display);
  font-size: 24px;
  line-height: 1;
  color: var(--c-neon);
  transition: transform 0.25s;
}
.page-contact .address-map__details[open] summary::after {
  transform: rotate(45deg);
}
.page-contact .address-map__details summary:hover {
  background: rgba(57, 255, 20, 0.05);
  color: var(--c-neon);
}
.page-contact .address-map__frame {
  margin: 0 12px 12px;
  border: 1px solid var(--c-line);
  overflow: hidden;
}
.page-contact .address-map__frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-contact .address-map__hint {
  font-size: 13px;
  color: var(--c-text-sub);
  margin: 0;
  text-align: right;
  letter-spacing: 0.02em;
}

/* --- 服务支持 --- */
.page-contact .service-block {
  padding: 64px 0 80px;
}
.page-contact .service-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 36px;
}
.page-contact .service-head h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 44px);
  margin: 0;
}
.page-contact .service-head__desc {
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-text-sub);
  margin: 0;
  max-width: 680px;
  padding-left: 16px;
  border-left: 3px solid var(--c-lava);
}
.page-contact .service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.page-contact .service-card {
  background: var(--c-bg-card);
  border: 2px solid var(--c-line);
  box-shadow: var(--contact-shadow);
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  transition: box-shadow 0.25s, border-color 0.25s, transform 0.25s;
}
.page-contact .service-card:hover {
  box-shadow: var(--contact-shadow-hover);
  border-color: var(--c-lava);
  transform: translate(-2px, -2px);
}
.page-contact .service-card__num {
  position: absolute;
  top: 14px;
  right: 16px;
  font-family: var(--font-display);
  font-size: 40px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(230, 241, 255, 0.14);
  pointer-events: none;
  user-select: none;
}
.page-contact .service-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.02em;
}
.page-contact .service-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-text-sub);
}
.page-contact .service-card a {
  margin-top: auto;
  color: var(--c-lava);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: color 0.2s, padding-left 0.2s;
}
.page-contact .service-card a:hover {
  color: var(--c-neon);
  padding-left: 6px;
}

/* --- 响应式：平板 --- */
@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding: 64px 0 88px;
  }
  .page-contact .channels-block,
  .page-contact .address-block,
  .page-contact .service-block {
    padding: 72px 0 84px;
  }
  .page-contact .channels-visual__frame img {
    max-height: 460px;
    object-fit: cover;
  }
  .page-contact .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-contact .service-card:last-child {
    grid-column: span 2;
  }
  .page-contact .contact-hero__quick {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 18px;
  }
}

/* --- 响应式：桌面 --- */
@media (min-width: 1024px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: 1fr 260px;
    align-items: start;
    gap: 40px;
  }
  .page-contact .contact-hero {
    padding: 88px 0 112px;
  }
  .page-contact .contact-hero::before {
    font-size: 220px;
    right: 6%;
    top: 16px;
  }
  .page-contact .contact-hero__aside {
    flex-direction: column;
    border-left: 1px solid var(--c-line);
    padding-left: 28px;
    margin-top: 16px;
  }
  .page-contact .contact-hero__quick {
    flex-direction: column;
    align-items: flex-start;
  }
  .page-contact .channels-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 64px;
    align-items: center;
  }
  .page-contact .address-grid {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    min-height: 440px;
  }
  .page-contact .service-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-contact .service-card:last-child {
    grid-column: auto;
  }
}