.page-contact {
  --contact-accent: #FF6B00;
  --contact-accent-2: #00E5FF;
  --contact-panel: #131A2A;
  --contact-border: #1E293B;
  --contact-dim: #94A3B8;
  --contact-deep: #0B0F19;
  --contact-card-radius: 1rem;
  --contact-gap: 2rem;
  position: relative;
  background:
    linear-gradient(135deg, rgba(0, 229, 255, 0.022) 25%, transparent 25.5%) 0 0 / 2.5rem 2.5rem,
    linear-gradient(315deg, rgba(255, 107, 0, 0.018) 25%, transparent 25.5%) 0 0 / 2.5rem 2.5rem,
    var(--bg-deep);
  color: var(--text);
  padding-bottom: 4.5rem;
}

.page-contact .container {
  width: min(100% - 2.5rem, var(--content-max));
  margin-inline: auto;
}

.page-contact .section-head__kicker {
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--contact-accent);
  margin-bottom: 0.5rem;
}

/* ===== 页头 ===== */
.contact-hero {
  position: relative;
  padding: 2rem 0 0.5rem;
  overflow: hidden;
}

.contact-hero::after {
  content: "✉";
  position: absolute;
  right: -0.75rem;
  bottom: -2.5rem;
  font-size: 13rem;
  line-height: 1;
  font-family: var(--font-data);
  color: rgba(0, 229, 255, 0.03);
  transform: rotate(15deg);
  pointer-events: none;
  z-index: 0;
}

.contact-hero .container {
  position: relative;
  z-index: 1;
}

.contact-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--contact-dim);
  margin-bottom: 2rem;
}

.contact-hero .breadcrumb a {
  color: var(--contact-accent-2);
  text-decoration: none;
  transition: color 0.2s ease;
}

.contact-hero .breadcrumb a:hover {
  color: var(--contact-accent);
}

.contact-hero .section-head__kicker {
  margin-bottom: 0.6rem;
}

.contact-hero h1 {
  font-family: var(--font-head);
  font-style: italic;
  font-size: var(--heading-scale);
  line-height: 1.14;
  color: var(--text);
  margin: 0 0 1.1rem;
  max-width: 100%;
  letter-spacing: 0.01em;
}

.contact-hero__lead {
  max-width: 40rem;
  color: var(--contact-dim);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0;
}

/* ===== 联系渠道 ===== */
.contact-channel {
  margin-top: 2.5rem;
}

.contact-card {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--contact-panel);
  border: 1px solid var(--contact-border);
  border-radius: var(--contact-card-radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.contact-card__accent {
  position: relative;
  padding: 2rem 1.5rem 2.75rem;
  background: var(--contact-accent);
  color: var(--contact-deep);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 2rem), 0 100%);
  transition: clip-path 0.3s ease;
}

.contact-card:hover .contact-card__accent {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 2.5rem), 0 100%);
}

.contact-card__badge {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(11, 15, 25, 0.88);
  color: var(--contact-accent-2);
  padding: 0.4rem 0.8rem;
  border-radius: 3px;
  margin-bottom: 1.25rem;
}

.contact-card__accent h2 {
  font-family: var(--font-head);
  font-style: italic;
  font-size: 1.75rem;
  margin: 0 0 0.5rem;
  color: var(--contact-deep);
  line-height: 1.2;
}

.contact-card__scope {
  font-size: 0.9rem;
  color: rgba(11, 15, 25, 0.72);
  margin: 0 0 1.5rem;
  line-height: 1.6;
}

.contact-card__link {
  display: flex;
  align-items: center;
  gap: 1rem;
  width: 100%;
  background: rgba(11, 15, 25, 0.88);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
  text-decoration: none;
  color: var(--text);
  transition: background 0.25s ease, transform 0.25s ease;
}

.contact-card__link:hover {
  background: var(--contact-deep);
  transform: translateX(4px);
}

.contact-card__icon {
  width: 1.4rem;
  height: 1.4rem;
  flex: 0 0 auto;
  color: var(--contact-accent-2);
}

.contact-card__link-meta {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.contact-card__link-label {
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--contact-dim);
}

.contact-card__link-value {
  font-family: var(--font-data);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  word-break: break-all;
}

.contact-card__note {
  margin: 1.25rem 0 0;
  font-size: 0.8rem;
  line-height: 1.6;
  color: rgba(11, 15, 25, 0.7);
}

.contact-card__visual {
  position: relative;
  padding: 2rem 1.5rem 1.75rem;
  min-height: 16rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  background:
    linear-gradient(45deg, rgba(255, 255, 255, 0.02) 25%, transparent 25%) 0 0 / 1.25rem 1.25rem,
    linear-gradient(-45deg, rgba(255, 255, 255, 0.02) 25%, transparent 25%) 0 0 / 1.25rem 1.25rem,
    rgba(11, 15, 25, 0.45);
}

.contact-card__img {
  position: absolute;
  right: -0.75rem;
  top: -0.75rem;
  width: 10rem;
  height: 10rem;
  object-fit: cover;
  opacity: 0.2;
  border-radius: 1.25rem;
  transform: rotate(12deg);
  box-shadow: 0 0 0 1px rgba(0, 229, 255, 0.2), 0 12px 32px rgba(0, 0, 0, 0.4);
  pointer-events: none;
}

.contact-card__desc {
  position: relative;
  z-index: 2;
  margin: 0;
  color: var(--contact-dim);
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 22rem;
}

.contact-card__desc a {
  color: var(--contact-accent-2);
  text-decoration: none;
  border-bottom: 1px dashed rgba(0, 229, 255, 0.4);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.contact-card__desc a:hover {
  color: var(--text);
  border-color: var(--text);
}

/* ===== 办公信息 ===== */
.contact-office {
  padding: 3.5rem 0 0;
}

.contact-office__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  align-items: center;
}

.contact-office__info .section-head__kicker {
  color: var(--contact-accent-2);
}

.contact-office__info h2 {
  font-family: var(--font-head);
  font-style: italic;
  font-size: 1.75rem;
  margin: 0 0 0.75rem;
  color: var(--text);
  line-height: 1.2;
}

.contact-office__desc {
  color: var(--contact-dim);
  line-height: 1.7;
  font-size: 0.95rem;
  margin: 0 0 1.25rem;
  max-width: 30rem;
}

.contact-office__address {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1.1rem 1.25rem;
  background: rgba(0, 229, 255, 0.03);
  border: 1px solid rgba(0, 229, 255, 0.18);
  border-left: 3px solid var(--contact-accent-2);
  font-family: var(--font-data);
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--text);
  max-width: 28rem;
}

.contact-office__address-icon {
  color: var(--contact-accent-2);
  line-height: 1.2;
  font-size: 0.8rem;
  flex: 0 0 auto;
}

.contact-office__note {
  margin: 0.8rem 0 0;
  font-size: 0.8rem;
  color: var(--contact-dim);
  line-height: 1.6;
}

.contact-office__map .media-frame--wide {
  aspect-ratio: 2 / 1;
  max-height: 19rem;
  border: 1px solid var(--contact-border);
  border-radius: 10px;
  overflow: hidden;
  background: var(--contact-panel);
}

.contact-office__map .media-frame--wide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.contact-office__map-caption {
  margin: 0.75rem 0 0;
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--contact-dim);
  text-align: center;
}

/* ===== 响应时间 ===== */
.contact-response {
  padding: 3.5rem 0 0;
}

.contact-response__panel {
  position: relative;
  background: var(--contact-panel);
  border: 1px solid var(--contact-border);
  border-top: 3px solid var(--contact-accent);
  border-radius: 12px;
  padding: 2rem 1.5rem;
  overflow: hidden;
}

.contact-response__panel::before {
  content: "";
  position: absolute;
  right: -2rem;
  top: -2rem;
  width: 10rem;
  height: 10rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.08), transparent 70%);
  pointer-events: none;
}

.contact-response__head .section-head__kicker {
  color: var(--contact-accent);
}

.contact-response__head h2 {
  font-family: var(--font-head);
  font-style: italic;
  font-size: 1.6rem;
  margin: 0 0 1.25rem;
  color: var(--text);
  line-height: 1.2;
}

.contact-response__body {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
  position: relative;
  z-index: 1;
}

.contact-response__metric {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 0.6rem;
  align-items: baseline;
  flex: 0 0 auto;
}

.contact-response__number {
  grid-row: 1 / span 2;
  font-family: var(--font-data);
  font-size: clamp(3rem, 8vw, 4.25rem);
  line-height: 1;
  font-weight: 700;
  color: var(--contact-accent);
  letter-spacing: -0.02em;
}

.contact-response__unit {
  font-family: var(--font-data);
  font-size: 1rem;
  color: var(--text);
}

.contact-response__label {
  font-family: var(--font-data);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--contact-dim);
}

.contact-response__text {
  flex: 1 1 16rem;
  min-width: 13rem;
  color: var(--contact-dim);
  line-height: 1.7;
  margin: 0;
}

.contact-response__text strong {
  color: var(--contact-accent);
  font-weight: 600;
}

.contact-response__time {
  font-family: var(--font-data);
  color: var(--contact-accent-2);
}

/* ===== 相关帮助入口 ===== */
.contact-help {
  padding: 3.5rem 0 0;
}

.contact-help__inner {
  position: relative;
  background:
    linear-gradient(135deg, rgba(255, 107, 0, 0.08), transparent 55%),
    var(--contact-panel);
  border: 1px solid var(--contact-border);
  border-radius: 12px;
  padding: 2rem 1.5rem;
  overflow: hidden;
}

.contact-help__inner::after {
  content: "?";
  position: absolute;
  right: 1.25rem;
  bottom: -1.5rem;
  font-family: var(--font-head);
  font-style: italic;
  font-size: 7rem;
  line-height: 1;
  color: rgba(0, 229, 255, 0.04);
  pointer-events: none;
  transform: rotate(8deg);
}

.contact-help__inner .section-head__kicker {
  color: var(--contact-accent-2);
}

.contact-help__inner h2 {
  font-family: var(--font-head);
  font-style: italic;
  font-size: 1.6rem;
  margin: 0 0 0.75rem;
  color: var(--text);
  line-height: 1.2;
  position: relative;
  z-index: 1;
}

.contact-help__lead {
  color: var(--contact-dim);
  margin-bottom: 1.5rem;
  line-height: 1.7;
  font-size: 0.95rem;
  max-width: 30rem;
  position: relative;
  z-index: 1;
}

.contact-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  position: relative;
  z-index: 1;
}

.contact-help__actions .btn {
  font-family: var(--font-data);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.85rem 1.5rem;
  border-radius: 8px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.contact-help__actions .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.contact-help__actions .btn--primary {
  background: var(--contact-accent);
  color: var(--contact-deep);
  border: 1px solid var(--contact-accent);
}

.contact-help__actions .btn--ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--contact-border);
}

.contact-help__actions .btn--ghost:hover {
  border-color: var(--contact-accent-2);
  color: var(--contact-accent-2);
  box-shadow: none;
}

/* ===== 桌面端适配 ===== */
@media (min-width: 768px) {
  .page-contact {
    padding-bottom: 6rem;
  }

  .page-contact .container {
    width: min(100% - 4rem, var(--content-max));
  }

  .contact-hero {
    padding: 3rem 0 1rem;
  }

  .contact-hero h1 {
    max-width: 80%;
  }

  .contact-hero__lead {
    font-size: 1rem;
    max-width: 44rem;
  }

  .contact-channel {
    margin-top: 3.5rem;
  }

  .contact-card {
    grid-template-columns: 45fr 55fr;
  }

  .contact-card__accent {
    padding: 2.75rem 2.5rem 3.5rem;
    clip-path: polygon(0 0, 100% 0, calc(100% - 2rem) 100%, 0 100%);
  }

  .contact-card:hover .contact-card__accent {
    clip-path: polygon(0 0, 100% 0, calc(100% - 2.75rem) 100%, 0 100%);
  }

  .contact-card__visual {
    padding: 2.5rem 2.5rem 2.25rem;
    min-height: 22rem;
  }

  .contact-card__img {
    width: 14rem;
    height: 14rem;
  }

  .contact-card__desc {
    font-size: 0.95rem;
    max-width: 26rem;
  }

  .contact-office {
    padding: 4.5rem 0 0;
  }

  .contact-office__grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .contact-office__info h2,
  .contact-response__head h2,
  .contact-help__inner h2 {
    font-size: 1.9rem;
  }

  .contact-office__map .media-frame--wide {
    max-height: 21rem;
  }

  .contact-response {
    padding: 4.5rem 0 0;
  }

  .contact-response__panel {
    padding: 3rem 2.5rem;
  }

  .contact-help {
    padding: 4.5rem 0 0;
  }

  .contact-help__inner {
    padding: 3rem 2.5rem;
  }
}