@keyframes contact-scan-move {
  from { transform: translateX(-8%) skewX(-4deg); }
  to { transform: translateX(8%) skewX(-4deg); }
}

@keyframes contact-marker-pulse {
  0% { transform: scale(0.45); opacity: 0.7; }
  100% { transform: scale(2); opacity: 0; }
}

@keyframes contact-live-blip {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.55); }
  50% { opacity: 0.55; box-shadow: 0 0 0 8px rgba(0, 229, 255, 0); }
}

.page-contact {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(58% 42% at 84% 4%, rgba(10, 108, 255, 0.14), transparent 62%),
    radial-gradient(50% 36% at 6% 62%, rgba(255, 107, 0, 0.09), transparent 55%),
    var(--color-bg-deep);
  color: var(--color-text);
}

.page-contact .breadcrumb {
  max-width: var(--container-w);
  margin-inline: auto;
  padding: var(--sp-5) var(--sp-5) 0;
  position: relative;
  z-index: 3;
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-1);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.page-contact .breadcrumb__item {
  display: inline-flex;
  align-items: center;
}

.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "";
  width: 14px;
  height: 2px;
  margin-right: var(--sp-2);
  background: var(--gradient-scan);
  border-radius: 2px;
  opacity: 0.7;
}

.page-contact .breadcrumb__link {
  color: var(--color-muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-contact .breadcrumb__link:hover {
  color: var(--color-cyan);
}

.page-contact .breadcrumb__item[aria-current="page"] {
  color: var(--color-text);
  font-weight: 500;
  letter-spacing: 0.04em;
}

/* ===== Hero ===== */
.page-contact .contact-hero {
  position: relative;
  max-width: var(--container-w);
  margin-inline: auto;
  padding: var(--sp-7) var(--sp-5) var(--sp-8);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  animation: contact-scan-move 9s ease-in-out infinite alternate;
  background:
    linear-gradient(115deg,
      rgba(10, 108, 255, 0.12) 0%,
      rgba(0, 0, 0, 0) 28%,
      rgba(0, 229, 255, 0.08) 48%,
      rgba(0, 0, 0, 0) 68%,
      rgba(255, 107, 0, 0.10) 100%);
}

.page-contact .contact-hero__bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(62% 62% at 70% 24%, #000, transparent 82%);
  mask-image: radial-gradient(62% 62% at 70% 24%, #000, transparent 82%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--sp-6);
}

.page-contact .contact-hero__kicker {
  margin: 0 0 var(--sp-2);
  font-family: var(--font-code);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-cyan);
}

.page-contact .contact-hero__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(2rem, 7vw, 3.75rem);
  line-height: 1.12;
  letter-spacing: 0.01em;
}

.page-contact .contact-hero__lead {
  margin: var(--sp-2) 0 0;
  font-family: var(--font-heading);
  font-size: clamp(1.15rem, 3vw, 1.75rem);
  color: var(--color-gold);
  letter-spacing: 0.06em;
  transform: skewX(-6deg);
  transform-origin: left bottom;
}

.page-contact .contact-hero__desc {
  margin: var(--sp-5) 0 0;
  max-width: 34em;
  font-size: var(--text-lg);
  line-height: 1.9;
  color: var(--color-muted);
}

.page-contact .contact-hero__desc strong {
  color: var(--color-text);
  font-weight: 600;
  border-bottom: 1px solid rgba(0, 229, 255, 0.4);
}

.page-contact .contact-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-5);
}

.page-contact .contact-hero__helper {
  margin: var(--sp-5) 0 0;
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.page-contact .contact-hero__helper a {
  color: var(--color-muted);
  text-decoration: none;
  border-bottom: 1px dotted rgba(160, 164, 176, 0.5);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-hero__helper a:hover {
  color: var(--color-cyan);
  border-color: var(--color-cyan);
}

.page-contact .contact-hero__media {
  position: relative;
  margin: 0;
  transform: rotate(0deg);
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: auto 14px -14px 14px;
  height: 3px;
  background: var(--gradient-scan);
  border-radius: 4px;
  opacity: 0.8;
  filter: blur(0.4px);
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.42);
}

.page-contact .contact-hero__status {
  position: absolute;
  top: var(--sp-4);
  left: var(--sp-4);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  border-radius: 999px;
  background: rgba(11, 12, 16, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  font-size: var(--text-xs);
  font-family: var(--font-code);
  letter-spacing: 0.08em;
  color: var(--color-text);
}

.page-contact .contact-hero__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-cyan);
  animation: contact-live-blip 2s ease-in-out infinite;
}

/* ===== 官方服务渠道 ===== */
.page-contact .contact-channels {
  padding: 0 var(--sp-5) var(--sp-8);
}

.page-contact .contact-channels .section-heading {
  margin-bottom: var(--sp-5);
}

.page-contact .contact-channels__grid {
  display: grid;
  gap: var(--sp-5);
}

.page-contact .contact-channel {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-6) var(--sp-5);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--color-text);
  background:
    linear-gradient(148deg, var(--color-surface-2) 0%, var(--color-bg) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
  transition:
    transform var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.page-contact .contact-channel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-scan);
  transform: scaleX(0.35);
  opacity: 0.65;
  transform-origin: left;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-contact .contact-channel:hover {
  transform: translateY(-4px);
  border-color: rgba(10, 108, 255, 0.45);
  box-shadow: 0 22px 55px rgba(10, 108, 255, 0.14);
}

.page-contact .contact-channel:hover::before {
  transform: scaleX(1);
  opacity: 1;
}

.page-contact .contact-channel--email:hover {
  border-color: rgba(255, 107, 0, 0.45);
  box-shadow: 0 22px 55px rgba(255, 107, 0, 0.14);
}

.page-contact .contact-channel--email::before {
  background: var(--gradient-orange);
}

.page-contact .contact-channel__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  background: rgba(0, 229, 255, 0.08);
  color: var(--color-cyan);
  border: 1px solid rgba(0, 229, 255, 0.18);
}

.page-contact .contact-channel--email .contact-channel__icon {
  background: rgba(255, 107, 0, 0.08);
  color: var(--color-accent);
  border-color: rgba(255, 107, 0, 0.2);
}

.page-contact .contact-channel__content {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  min-width: 0;
}

.page-contact .contact-channel__label {
  font-size: var(--text-sm);
  color: var(--color-muted);
  letter-spacing: 0.12em;
}

.page-contact .contact-channel__value {
  font-family: var(--font-code);
  font-size: clamp(1.15rem, 4vw, 1.9rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-text);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .contact-channel--phone .contact-channel__value {
  font-size: clamp(1.5rem, 5vw, 2.4rem);
  letter-spacing: 0.04em;
  color: var(--color-cyan);
}

.page-contact .contact-channel--email .contact-channel__value {
  color: var(--color-text);
}

.page-contact .contact-channel__meta {
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.page-contact .contact-channel--phone .contact-channel__meta {
  color: rgba(0, 229, 255, 0.65);
}

.page-contact .contact-channel__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: var(--color-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition:
    background var(--dur) var(--ease),
    color var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.page-contact .contact-channel:hover .contact-channel__arrow {
  background: rgba(0, 229, 255, 0.12);
  color: var(--color-cyan);
  transform: translateX(4px);
}

.page-contact .contact-channel--email:hover .contact-channel__arrow {
  background: rgba(255, 107, 0, 0.12);
  color: var(--color-accent);
}

/* ===== 回复时间 ===== */
.page-contact .contact-response {
  padding: 0 var(--sp-5) var(--sp-8);
}

.page-contact .contact-response__panel {
  position: relative;
  border-radius: var(--radius);
  padding: var(--sp-6) var(--sp-5);
  border: 1px solid rgba(255, 255, 255, 0.07);
  background:
    linear-gradient(135deg, rgba(10, 108, 255, 0.1) 0%, transparent 38%),
    linear-gradient(315deg, rgba(255, 107, 0, 0.06) 0%, transparent 42%),
    var(--color-surface);
  overflow: hidden;
}

.page-contact .contact-response__panel::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-scan);
  opacity: 0.5;
}

.page-contact .contact-response__panel .section-heading {
  margin-bottom: var(--sp-5);
}

.page-contact .contact-response__grid {
  display: grid;
  gap: var(--sp-4);
}

.page-contact .contact-response__item {
  position: relative;
  padding: var(--sp-4);
  border-radius: var(--radius-sm);
  background: rgba(18, 19, 24, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.page-contact .contact-response__index {
  margin: 0 0 var(--sp-2);
  font-family: var(--font-code);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.page-contact .contact-response__name {
  margin: 0 0 var(--sp-1);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
}

.page-contact .contact-response__value {
  margin: 0 0 var(--sp-2);
  font-family: var(--font-code);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-cyan);
}

.page-contact .contact-response__tip {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.6;
}

/* ===== 常见联络事项 ===== */
.page-contact .contact-topics {
  padding: 0 var(--sp-5) var(--sp-8);
}

.page-contact .contact-topics .section-heading {
  margin-bottom: var(--sp-5);
}

.page-contact .contact-topics__hint {
  margin: var(--sp-1) 0 0;
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.page-contact .contact-topics__grid {
  display: grid;
  gap: var(--sp-4);
}

.page-contact .contact-topic {
  position: relative;
  padding: var(--sp-5);
  border-radius: var(--radius);
  background: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
  transition:
    transform var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.page-contact .contact-topic::after {
  content: "";
  position: absolute;
  right: -24px;
  top: -24px;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(10, 108, 255, 0.15), transparent 72%);
  transition: transform var(--dur) var(--ease);
}

.page-contact .contact-topic:hover {
  transform: translateY(-3px);
  border-color: rgba(10, 108, 255, 0.28);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.page-contact .contact-topic:hover::after {
  transform: scale(1.4);
}

.page-contact .contact-topic__code {
  display: inline-block;
  margin-bottom: var(--sp-3);
  font-family: var(--font-code);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-cyan);
  background: rgba(0, 229, 255, 0.07);
  border: 1px solid rgba(0, 229, 255, 0.14);
  border-radius: 4px;
  padding: var(--sp-1) var(--sp-2);
}

.page-contact .contact-topic__title {
  margin: 0 0 var(--sp-2);
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
}

.page-contact .contact-topic__text {
  margin: 0 0 var(--sp-4);
  font-size: var(--text-base);
  line-height: 1.85;
  color: var(--color-muted);
}

.page-contact .contact-topic__tag {
  margin: 0;
  font-size: var(--text-sm);
  font-family: var(--font-code);
  letter-spacing: 0.02em;
  color: var(--color-gold);
}

/* ===== 地址与方向 ===== */
.page-contact .contact-address {
  padding: 0 var(--sp-5) var(--sp-8);
}

.page-contact .contact-address__panel {
  display: grid;
  gap: var(--sp-5);
}

.page-contact .contact-address__map {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: var(--color-surface-2);
  min-height: 280px;
}

.page-contact .contact-address__map img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
  opacity: 0.72;
}

.page-contact .contact-address__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.08) 1px, transparent 1px);
  background-size: 36px 36px;
}

.page-contact .contact-address__marker {
  position: absolute;
  top: 42%;
  left: 52%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100px;
  height: 100px;
}

.page-contact .contact-address__pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(0, 229, 255, 0.2);
  animation: contact-marker-pulse 2.2s ease-out infinite;
}

.page-contact .contact-address__core {
  position: relative;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0A6CFF, #FF6B00);
  border: 3px solid #fff;
  box-shadow: 0 0 24px rgba(10, 108, 255, 0.55);
}

.page-contact .contact-address__coord {
  position: absolute;
  left: var(--sp-4);
  bottom: var(--sp-4);
  padding: var(--sp-1) var(--sp-3);
  border-radius: 6px;
  background: rgba(11, 12, 16, 0.78);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-family: var(--font-code);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-cyan);
}

.page-contact .contact-address__info .section-heading {
  margin-bottom: var(--sp-4);
}

.page-contact .contact-address__intro {
  margin: 0 0 var(--sp-3);
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-muted);
}

.page-contact .contact-address__line {
  display: block;
  margin-bottom: var(--sp-4);
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 3vw, 1.55rem);
  font-weight: 700;
  font-style: normal;
  line-height: 1.55;
  color: var(--color-text);
  padding-left: var(--sp-4);
  border-left: 4px solid var(--gradient-brand);
  border-image: linear-gradient(180deg, #0A6CFF, #FF6B00) 1;
}

.page-contact .contact-address__note {
  margin: 0 0 var(--sp-4);
  font-size: var(--text-sm);
  line-height: 1.85;
  color: var(--color-muted);
  background: rgba(255, 107, 0, 0.05);
  border: 1px solid rgba(255, 107, 0, 0.12);
  border-radius: var(--radius-sm);
  padding: var(--sp-3) var(--sp-4);
}

.page-contact .contact-address__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}

.page-contact .contact-address__links {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.page-contact .contact-address__links a {
  color: var(--color-muted);
  text-decoration: none;
  border-bottom: 1px dotted rgba(160, 164, 176, 0.5);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .contact-address__links a:hover {
  color: var(--color-cyan);
  border-color: var(--color-cyan);
}

/* ===== 桌面布局 ===== */
@media (min-width: 900px) {
  .page-contact .breadcrumb {
    padding-top: var(--sp-6);
  }

  .page-contact .contact-hero {
    padding: var(--sp-8) var(--sp-5) var(--sp-8);
  }

  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: var(--sp-7);
    align-items: center;
  }

  .page-contact .contact-hero__title {
    font-size: clamp(2.5rem, 5vw, 4rem);
  }

  .page-contact .contact-hero__desc {
    margin-top: var(--sp-6);
  }

  .page-contact .contact-hero__media {
    transform: rotate(1.5deg) translateY(8px);
  }

  .page-contact .contact-hero__media::after {
    inset: auto 24px -18px 24px;
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-5);
  }

  .page-contact .contact-channel {
    min-height: 220px;
    padding: var(--sp-6);
    gap: var(--sp-5);
  }

  .page-contact .contact-response__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-4);
  }

  .page-contact .contact-response__panel {
    padding: var(--sp-7) var(--sp-6);
  }

  .page-contact .contact-topics__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-5);
  }

  .page-contact .contact-address__panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: var(--sp-7);
    align-items: center;
  }

  .page-contact .contact-address__map {
    min-height: 360px;
  }

  .page-contact .contact-address__line {
    font-size: 1.4rem;
  }
}