.page-contact {
  overflow-x: hidden;
}

/* ===== Hero 首屏 ===== */
.page-contact .contact-hero {
  position: relative;
  background: var(--gradient-page);
  color: var(--color-white);
  padding: var(--space-6) 0 var(--space-7);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 10px;
  background: var(--color-accent);
  clip-path: polygon(0 0, 100% 0, calc(100% - 80px) 100%, 0 100%);
  z-index: 2;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -60px;
  width: 320px;
  height: 380px;
  background: var(--color-accent);
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
  opacity: 0.1;
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-5);
}

/* Hero 媒体 */
.page-contact .contact-hero__media {
  position: relative;
  max-width: 520px;
}

.page-contact .contact-hero__frame {
  position: relative;
  border: var(--border-med) solid var(--color-silver);
  box-shadow: var(--shadow-hard);
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%);
  line-height: 0;
}

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

.page-contact .contact-hero__stamp {
  position: absolute;
  left: -8px;
  top: 38px;
  margin: 0;
  background: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.1;
  padding: var(--space-3) var(--space-4);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.35);
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  z-index: 2;
}

.page-contact .contact-hero__stamp-en {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  opacity: 0.9;
}

.page-contact .contact-hero__stamp-cn {
  display: block;
  font-size: 1.3rem;
}

/* Hero 文本 */
.page-contact .contact-hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

.page-contact .contact-hero__kicker {
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-neon);
  margin: 0;
}

.page-contact .contact-hero__title {
  font-family: var(--font-heading);
  font-size: var(--size-h1);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  margin: 0;
}

.page-contact .contact-hero__lead {
  color: var(--color-mist);
  font-size: 1rem;
  line-height: 1.75;
  max-width: 42em;
  margin: 0;
}

.page-contact .contact-hero__foot {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
  margin-top: var(--space-2);
}

.page-contact .contact-hero__live {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-data);
  font-size: 0.78rem;
  color: var(--color-neon);
  border: var(--border-thin) solid rgba(57, 255, 20, 0.4);
  padding: 6px 12px;
}

.page-contact .contact-hero__live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-neon);
  animation: contact-pulse 1.6s infinite;
}

.page-contact .contact-hero__action {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* ===== 区块通用标题 ===== */
.page-contact .contact-sectionhead {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 720px;
  margin-bottom: var(--space-5);
}

.page-contact .contact-sectionhead__kicker {
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0;
}

.page-contact .contact-sectionhead__title {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  font-weight: 700;
  line-height: 1.15;
  margin: 0;
  color: var(--color-primary);
}

.page-contact .contact-sectionhead__desc {
  color: var(--color-charcoal);
  line-height: 1.7;
  margin: 0;
}

/* ===== 联系渠道 ===== */
.page-contact .contact-channels {
  background: var(--color-white);
  padding: var(--space-7) 0;
}

.page-contact .contact-channels__grid {
  display: grid;
  gap: var(--space-4);
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-5);
  background: var(--color-white);
  border: var(--border-med) solid var(--color-charcoal);
  box-shadow: var(--shadow-card);
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: -4px;
  left: var(--space-4);
  width: 48px;
  height: 8px;
  background: var(--color-accent);
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-contact .contact-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  margin-bottom: var(--space-2);
  background: var(--color-primary);
  color: var(--color-neon);
  border: var(--border-thin) solid var(--color-charcoal);
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-contact .contact-card__label {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0;
  color: var(--color-charcoal);
}

.page-contact .contact-card__value {
  font-family: var(--font-data);
  font-size: 0.92rem;
  line-height: 1.45;
  color: var(--color-primary);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.page-contact .contact-card__value--static {
  margin: 0;
}

.page-contact .contact-card__note {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-charcoal);
  margin: var(--space-2) 0 0;
}

.page-contact .contact-card__idx {
  position: absolute;
  right: var(--space-3);
  top: var(--space-3);
  font-family: var(--font-data);
  font-size: 0.72rem;
  color: var(--color-silver);
  background: var(--color-primary);
  padding: 3px 10px;
}

/* ===== 24小时响应横幅 ===== */
.page-contact .contact-promise {
  position: relative;
  min-height: 280px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-charcoal);
}

.page-contact .contact-promise__media {
  position: absolute;
  inset: 0;
}

.page-contact .contact-promise__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.page-contact .contact-promise__content {
  position: relative;
  z-index: 1;
  padding: var(--space-6) var(--space-4);
  max-width: 720px;
  color: var(--color-white);
}

.page-contact .contact-promise__label {
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-neon);
  margin: 0 0 var(--space-2);
}

.page-contact .contact-promise__title {
  font-family: var(--font-heading);
  font-size: var(--size-h3);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 var(--space-3);
}

.page-contact .contact-promise__text {
  color: var(--color-mist);
  line-height: 1.7;
  margin: 0;
}

/* ===== 数据疑问处理流程 ===== */
.page-contact .contact-flow {
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-7) 0;
}

.page-contact .contact-flow__layout {
  display: grid;
  gap: var(--space-6);
}

.page-contact .contact-sectionhead--narrow {
  max-width: 480px;
}

.page-contact .contact-flow .contact-sectionhead__title {
  color: var(--color-white);
}

.page-contact .contact-flow .contact-sectionhead__desc {
  color: var(--color-mist);
}

.page-contact .contact-flow__link {
  margin-top: var(--space-3);
}

.page-contact .contact-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
}

.page-contact .contact-steps__item {
  position: relative;
  display: flex;
  gap: var(--space-4);
  padding: var(--space-4);
  background: rgba(255, 255, 255, 0.04);
  border: var(--border-thin) solid rgba(192, 192, 192, 0.25);
  box-shadow: inset 5px 0 0 var(--color-accent);
}

.page-contact .contact-steps__num {
  font-family: var(--font-heading);
  font-size: var(--size-h3);
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
  flex-shrink: 0;
  min-width: 1.8em;
}

.page-contact .contact-steps__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.page-contact .contact-steps__title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0;
  color: var(--color-white);
}

.page-contact .contact-steps__text {
  color: var(--color-mist);
  font-size: 0.875rem;
  line-height: 1.7;
  margin: 0;
}

/* ===== 支持时间 ===== */
.page-contact .contact-hours {
  background: var(--color-white);
  padding: var(--space-7) 0;
}

.page-contact .contact-hours__panel {
  position: relative;
  background: var(--color-white);
  border: var(--border-thick) solid var(--color-charcoal);
  box-shadow: var(--shadow-hard);
  padding: var(--space-5);
}

.page-contact .contact-hours__header {
  margin-bottom: var(--space-5);
}

.page-contact .contact-hours__title {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  font-weight: 700;
  line-height: 1.15;
  margin: var(--space-2) 0;
  color: var(--color-primary);
}

.page-contact .contact-hours__desc {
  color: var(--color-charcoal);
  line-height: 1.7;
  margin: 0;
}

.page-contact .contact-hours__grid {
  display: grid;
  gap: var(--space-3);
}

.page-contact .contact-hours__slot {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--color-charcoal);
  color: var(--color-white);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.page-contact .contact-hours__slot-label {
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-mist);
}

.page-contact .contact-hours__slot-value {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.4;
}

.page-contact .contact-hours__slot-range {
  font-family: var(--font-data);
  font-size: calc(var(--size-data) * 0.55);
  color: var(--color-neon);
  line-height: 1.2;
}

/* ===== 商务合作 ===== */
.page-contact .contact-partner {
  background: var(--color-white);
  padding: var(--space-7) 0 var(--space-8);
}

.page-contact .contact-partner__grid {
  display: grid;
  gap: var(--space-4);
}

.page-contact .contact-partner__card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2) var(--space-3);
  padding: var(--space-5);
  background: var(--color-white);
  border: var(--border-med) solid var(--color-primary);
  box-shadow: 4px 4px 0 var(--color-primary);
}

.page-contact .contact-partner__index {
  grid-row: 1 / span 2;
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
}

.page-contact .contact-partner__title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0;
  color: var(--color-primary);
}

.page-contact .contact-partner__text {
  grid-column: 1 / -1;
  color: var(--color-charcoal);
  line-height: 1.7;
  margin: var(--space-1) 0 0;
}

/* ===== 位置示意 ===== */
.page-contact .contact-location {
  background: var(--gradient-page);
  color: var(--color-white);
  padding: var(--space-7) 0;
}

.page-contact .contact-location__inner {
  display: grid;
  gap: var(--space-5);
}

.page-contact .contact-location__mapwrap {
  position: relative;
  background: var(--color-charcoal);
  border: var(--border-med) solid var(--color-silver);
  box-shadow: var(--shadow-hard);
  min-height: 220px;
}

.page-contact .contact-location__map {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .contact-location__pin {
  position: absolute;
  left: 67.5%;
  top: 28%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-data);
  font-size: 0.8rem;
  white-space: nowrap;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.35);
}

.page-contact .contact-location__aside {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

.page-contact .contact-location__title {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  font-weight: 700;
  line-height: 1.15;
  margin: 0;
}

.page-contact .contact-location__text {
  color: var(--color-mist);
  line-height: 1.7;
  margin: 0;
}

/* ===== CTA 帮助入口 ===== */
.page-contact .contact-cta {
  background: var(--color-accent);
  padding: var(--space-7) 0;
}

.page-contact .contact-cta__inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
}

.page-contact .contact-cta__title {
  font-family: var(--font-heading);
  font-size: var(--size-h2);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-white);
  margin: 0;
}

.page-contact .contact-cta__text {
  color: var(--color-white);
  line-height: 1.7;
  max-width: 620px;
  margin: 0;
}

/* ===== 信任声明 ===== */
.page-contact .contact-trust {
  background: var(--color-charcoal);
  color: var(--color-white);
  padding: var(--space-6) 0;
}

.page-contact .contact-trust__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.page-contact .contact-trust__text {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  line-height: 1.6;
  max-width: 660px;
  margin: 0;
}

.page-contact .contact-trust__meta {
  color: var(--color-mist);
  margin: 0;
}

.page-contact .contact-trust__meta a {
  color: var(--color-ice);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ===== 键盘动画 ===== */
@keyframes contact-pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-hero__live-dot {
    animation: none;
  }
}

/* ===== 平板及以上 ===== */
@media (min-width: 768px) {
  .page-contact .contact-hours__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .contact-promise__content {
    padding-left: var(--space-5);
  }
}

/* ===== 桌面端 ===== */
@media (min-width: 992px) {
  .page-contact .contact-hero {
    padding: var(--space-8) 0;
  }

  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: var(--space-7);
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: 5fr 6fr;
    grid-auto-rows: minmax(190px, auto);
    align-items: stretch;
  }

  .page-contact .contact-card--mail {
    grid-row: span 2;
  }

  .page-contact .contact-flow__layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
    gap: var(--space-7);
  }

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

  .page-contact .contact-partner__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .contact-location__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: var(--space-7);
  }
}