.page-contact {
  --contact-ink-secondary: rgba(255, 255, 255, 0.74);
  --contact-ink-strong: rgba(255, 255, 255, 0.92);
  --contact-line: rgba(255, 255, 255, 0.14);
  --contact-line-strong: rgba(255, 255, 255, 0.28);
  --contact-radius-lg: 28px;
  --contact-radius-md: 18px;
  background: var(--fb-light);
  color: var(--fb-text-dark);
}

/* ===== 首屏 ===== */
.page-contact .contact-hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--fb-blue);
  color: var(--fb-text-light);
  isolation: isolate;
}
.page-contact .contact-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
  opacity: 0.42;
}
.page-contact .contact-hero__shade {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(110deg, rgba(11,29,58,0.98) 0%, rgba(16,35,74,0.88) 46%, rgba(24,52,92,0.5) 100%);
}
.page-contact .contact-hero__inner {
  width: 100%;
  padding-block: 56px 64px;
}
.page-contact .contact-hero h1 {
  font-family: var(--fb-font-heading);
  font-size: clamp(40px, 9vw, 64px);
  line-height: 1.05;
  margin: 0 0 18px;
  letter-spacing: -0.02em;
}
.page-contact .contact-hero__lede {
  max-width: 660px;
  color: var(--contact-ink-secondary);
  font-size: 16px;
  line-height: 1.72;
  margin: 0 0 30px;
}
.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ===== 面包屑 ===== */
.page-contact .contact-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 30px;
  font-size: 14px;
  color: var(--contact-ink-secondary);
}
.page-contact .contact-breadcrumb a {
  color: var(--fb-neon);
  text-decoration: none;
}
.page-contact .contact-breadcrumb a:hover {
  text-decoration: underline;
}
.page-contact .contact-breadcrumb__sep {
  color: rgba(255, 255, 255, 0.4);
}
.page-contact .contact-eyebrow {
  font-family: var(--fb-font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fb-neon);
  margin: 0 0 10px;
}

/* ===== 联系方式 ===== */
.page-contact .contact-channels {
  padding-block: 72px;
  background: linear-gradient(165deg, var(--fb-blue) 0%, var(--fb-blue-1) 48%, var(--fb-blue-2) 100%);
  color: var(--fb-text-light);
}
.page-contact .contact-channels__head {
  max-width: 760px;
  margin-bottom: 44px;
}
.page-contact .contact-channels__head h2 {
  font-family: var(--fb-font-heading);
  font-size: clamp(28px, 5vw, 40px);
  margin: 0 0 14px;
}
.page-contact .contact-channels__head p:not(.contact-eyebrow) {
  color: var(--contact-ink-secondary);
  line-height: 1.7;
  margin: 0;
}
.page-contact .contact-channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 720px) {
  .page-contact .contact-channel-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
  }
}
.page-contact .contact-channel-card {
  position: relative;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--fb-border);
  border-radius: var(--contact-radius-lg);
  padding: 28px 24px 24px;
  transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}
.page-contact .contact-channel-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: var(--fb-neon);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.3s ease;
}
.page-contact .contact-channel-card:hover,
.page-contact .contact-channel-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--fb-border-strong);
  background: rgba(255, 255, 255, 0.09);
}
.page-contact .contact-channel-card:hover::before,
.page-contact .contact-channel-card:focus-within::before {
  transform: scaleY(1);
}
.page-contact .contact-channel-card__index {
  display: block;
  font-family: var(--fb-font-mono);
  font-size: 18px;
  color: var(--fb-neon);
  margin-bottom: 22px;
}
.page-contact .contact-channel-card h3 {
  font-family: var(--fb-font-heading);
  font-size: 18px;
  color: var(--fb-text-light);
  margin: 0 0 12px;
}
.page-contact .contact-channel-card p {
  color: var(--contact-ink-secondary);
  font-size: 14px;
  line-height: 1.65;
  margin: 0 0 14px;
}
.page-contact .contact-channel-card__link {
  display: block;
  font-family: var(--fb-font-mono);
  font-size: 16px;
  color: var(--fb-neon);
  text-decoration: none;
  word-break: break-all;
  margin-bottom: 12px;
}
.page-contact .contact-channel-card__link:hover {
  text-decoration: underline;
}
.page-contact .contact-channel-card__address {
  font-family: var(--fb-font-heading) !important;
  color: var(--fb-text-light) !important;
  font-size: 15px !important;
  line-height: 1.55 !important;
}
.page-contact .contact-channel-card__quick {
  display: inline-block;
  margin-top: 4px;
  color: var(--fb-text-light);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid var(--fb-neon);
  padding-bottom: 2px;
  transition: color 0.2s ease;
}
.page-contact .contact-channel-card__quick:hover {
  color: var(--fb-neon);
}
.page-contact .contact-channels__foot {
  margin-top: 44px;
  padding-top: 24px;
  border-top: 1px solid var(--fb-border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
}
.page-contact .contact-channels__foot p {
  color: var(--contact-ink-secondary);
  margin: 0;
}
.page-contact .contact-channels__foot a {
  color: var(--fb-neon);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
}
.page-contact .contact-channels__foot a:hover {
  text-decoration: underline;
}

/* ===== 工作时间 ===== */
.page-contact .contact-hours {
  background: var(--fb-blue);
  color: var(--fb-text-light);
  border-top: 1px solid var(--fb-border);
  border-bottom: 1px solid var(--fb-border);
  padding-block: 52px;
}
.page-contact .contact-hours__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}
@media (min-width: 820px) {
  .page-contact .contact-hours__inner {
    grid-template-columns: auto 1fr 1.5fr;
    gap: 32px;
    align-items: center;
  }
}
.page-contact .contact-hours .fb-live-dot {
  width: 14px;
  height: 14px;
  margin-top: 8px;
}
.page-contact .contact-hours__text h2 {
  font-family: var(--fb-font-heading);
  font-size: clamp(24px, 4vw, 32px);
  margin: 0;
}
.page-contact .contact-hours__time {
  display: block;
  font-family: var(--fb-font-heading);
  font-size: clamp(20px, 5vw, 30px);
  color: var(--fb-neon);
  margin-bottom: 12px;
}
.page-contact .contact-hours__timeline p {
  color: var(--contact-ink-secondary);
  line-height: 1.7;
  margin: 0;
}

/* ===== 地址区 ===== */
.page-contact .contact-location {
  background: var(--fb-light);
  padding-block: 72px;
}
.page-contact .contact-location__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
@media (min-width: 960px) {
  .page-contact .contact-location__grid {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
  }
}
.page-contact .contact-location__copy h2 {
  font-family: var(--fb-font-heading);
  font-size: clamp(28px, 5vw, 40px);
  color: var(--fb-text-dark);
  margin: 0 0 18px;
}
.page-contact .contact-location__copy p {
  color: rgba(26, 26, 26, 0.72);
  line-height: 1.7;
}
.page-contact .contact-location__address {
  font-size: 20px;
  font-weight: 700;
  color: var(--fb-text-dark) !important;
  margin-bottom: 14px;
}
.page-contact .contact-location__contact {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(26, 26, 26, 0.14);
}
.page-contact .contact-location__contact span {
  font-weight: 700;
  color: var(--fb-text-dark);
}
.page-contact .contact-location__contact a {
  font-family: var(--fb-font-mono);
  color: var(--fb-blue);
  text-decoration: underline;
}
.page-contact .contact-location__frame {
  position: relative;
  border-radius: var(--contact-radius-lg);
  border: 1px solid rgba(11, 29, 58, 0.12);
  overflow: hidden;
  aspect-ratio: 2 / 1;
  box-shadow: var(--fb-shadow);
}
.page-contact .contact-location__frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-contact .contact-location__scanline {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 0%, rgba(0, 255, 163, 0) 42%, rgba(0, 255, 163, 0.14) 50%, rgba(0, 255, 163, 0) 58%, transparent 100%);
  background-size: 100% 260%;
  animation: fb-contact-scan 6s linear infinite;
}
@keyframes fb-contact-scan {
  0% {
    background-position: 0 -260%;
  }
  100% {
    background-position: 0 260%;
  }
}

/* ===== 反馈表单 ===== */
.page-contact .contact-feedback {
  background: linear-gradient(180deg, var(--fb-blue) 0%, var(--fb-blue-1) 100%);
  color: var(--fb-text-light);
  padding-block: 72px;
}
.page-contact .contact-feedback__intro {
  max-width: 780px;
  margin-bottom: 40px;
}
.page-contact .contact-feedback__intro h2 {
  font-family: var(--fb-font-heading);
  font-size: clamp(28px, 5vw, 40px);
  margin: 0 0 14px;
}
.page-contact .contact-feedback__intro p:not(.contact-eyebrow) {
  color: var(--contact-ink-secondary);
  line-height: 1.7;
  margin: 0;
}
.page-contact .contact-feedback__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--fb-border);
  border-radius: var(--contact-radius-lg);
  padding: 28px 24px;
}
@media (min-width: 900px) {
  .page-contact .contact-feedback__layout {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 48px;
    padding: 42px 44px;
  }
}
.page-contact .contact-feedback__brief h3,
.page-contact .contact-feedback__form h3 {
  font-family: var(--fb-font-heading);
  font-size: 18px;
  margin: 0 0 14px;
}
.page-contact .contact-feedback__brief ul {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-contact .contact-feedback__brief li {
  position: relative;
  padding-left: 22px;
  color: var(--contact-ink-secondary);
  font-size: 15px;
  line-height: 1.6;
}
.page-contact .contact-feedback__brief li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--fb-neon);
  box-shadow: 0 0 0 4px rgba(0, 255, 163, 0.14);
}
.page-contact .contact-feedback__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-contact .contact-feedback__tags .fb-tag {
  font-family: var(--fb-font-mono);
  font-size: 13px;
  padding: 8px 14px;
  border: 1px solid var(--fb-border-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--fb-text-light);
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.page-contact .contact-feedback__tags .fb-tag:hover {
  border-color: var(--fb-neon);
  color: var(--fb-neon);
}
.page-contact .contact-feedback__form {
  border-top: 1px solid var(--fb-border);
  padding-top: 28px;
}
@media (min-width: 900px) {
  .page-contact .contact-feedback__form {
    border-top: 0;
    padding-top: 0;
    border-left: 1px solid var(--fb-border);
    padding-left: 48px;
  }
}
.page-contact .contact-feedback__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-bottom: 16px;
}
.page-contact .contact-feedback__actions span {
  font-family: var(--fb-font-mono);
  font-size: 14px;
  color: var(--contact-ink-secondary);
  word-break: break-all;
}
.page-contact .contact-feedback__note {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--fb-border);
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  line-height: 1.7;
}

/* ===== 常见问题 ===== */
.page-contact .contact-faq {
  background: var(--fb-light);
  padding-block: 72px;
}
.page-contact .contact-faq__inner {
  max-width: 980px;
}
.page-contact .contact-faq__head {
  margin-bottom: 36px;
}
.page-contact .contact-faq__head h2 {
  font-family: var(--fb-font-heading);
  font-size: clamp(28px, 5vw, 40px);
  color: var(--fb-text-dark);
  margin: 0 0 12px;
}
.page-contact .contact-faq__head p:not(.contact-eyebrow) {
  color: rgba(26, 26, 26, 0.7);
  line-height: 1.7;
  margin: 0;
}
.page-contact .contact-faq__list {
  display: grid;
  gap: 14px;
}
.page-contact .contact-faq__item {
  background: #fff;
  border: 1px solid rgba(11, 29, 58, 0.1);
  border-radius: var(--fb-radius-sm);
  overflow: hidden;
}
.page-contact .contact-faq__item .fb-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  width: 100%;
  padding: 20px 22px;
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
  font-family: var(--fb-font-heading);
  font-size: 16px;
  color: var(--fb-text-dark);
}
.page-contact .contact-faq__item .fb-panel-header span {
  color: var(--fb-neon);
  font-size: 24px;
  line-height: 1;
}
.page-contact .contact-faq__item .fb-panel-body {
  display: block;
  padding: 0 22px 22px;
  color: rgba(26, 26, 26, 0.75);
  font-size: 15px;
  line-height: 1.7;
}
.page-contact .contact-faq__item .fb-panel-body a {
  display: inline-block;
  margin-top: 10px;
  color: var(--fb-blue);
  font-weight: 700;
  text-decoration: none;
}
.page-contact .contact-faq__item .fb-panel-body a:hover {
  text-decoration: underline;
}
.page-contact .contact-faq__more {
  margin-top: 32px;
  text-align: center;
}

/* ===== 窄屏适应 ===== */
@media (max-width: 640px) {
  .page-contact .contact-hero {
    min-height: 440px;
  }
  .page-contact .contact-hero__inner {
    padding-block: 40px 48px;
  }
  .page-contact .contact-channels,
  .page-contact .contact-feedback,
  .page-contact .contact-location,
  .page-contact .contact-faq {
    padding-block: 52px;
  }
  .page-contact .contact-feedback__layout {
    padding: 22px 18px;
  }
  .page-contact .contact-channel-card {
    padding: 24px 20px;
  }
}