.page-contact {
  --page-gutter: clamp(1rem, 4vw, 3rem);
  --contact-radius: 18px;
  --contact-thin: 1px solid var(--c-border);
  padding: clamp(1.5rem, 3vw, 3rem) var(--page-gutter) 4rem;
  overflow: hidden;
}

/* ── 面包屑 ─────────────────────────────── */
.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: clamp(2.25rem, 5vw, 4rem);
  font-family: var(--font-data);
  font-size: 0.82rem;
  color: var(--c-muted);
}
.page-contact .breadcrumb__link {
  color: var(--c-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}
.page-contact .breadcrumb__link:hover {
  color: var(--c-green);
}
.page-contact .breadcrumb__sep {
  color: var(--c-border);
}
.page-contact .breadcrumb__current {
  color: var(--c-text);
}
.page-contact .breadcrumb__meta {
  margin-left: auto;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--c-muted);
  opacity: 0.7;
}
@media (max-width: 540px) {
  .page-contact .breadcrumb__meta {
    display: none;
  }
}

/* ── 首屏标题区 ──────────────────────────── */
.page-contact .contact-lead {
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
}
.page-contact .contact-lead__meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--c-muted);
}
.page-contact .contact-lead__code {
  text-transform: uppercase;
}
.page-contact .contact-lead h1 {
  margin: 0 0 1rem;
  font-family: var(--font-head);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--c-text);
}
.page-contact .contact-lead__text {
  max-width: 48rem;
  margin: 0 0 1.25rem;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-muted);
}
.page-contact .contact-lead__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.page-contact .league-chip {
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  background: rgba(0, 255, 135, 0.06);
  font-family: var(--font-data);
  font-size: 0.74rem;
  color: var(--c-text);
}

/* ── 联系方式区 ──────────────────────────── */
.page-contact .contact-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem;
  margin-bottom: clamp(3rem, 6vw, 5rem);
  border: var(--contact-thin);
  border-radius: var(--contact-radius);
  background-color: rgba(20, 26, 35, 0.48);
  background-image:
    linear-gradient(rgba(0, 255, 135, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 135, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* 联系卡片 */
.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1.35rem 1.45rem;
  border: var(--contact-thin);
  border-radius: 12px;
  background: rgba(10, 14, 20, 0.9);
  overflow: hidden;
}
.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--c-green);
}
.page-contact .contact-card--phone::before {
  background: var(--c-blue);
}
.page-contact .contact-card--address::before {
  background: var(--c-red);
}
.page-contact .contact-card__no {
  position: absolute;
  top: 1.05rem;
  right: 1.1rem;
  font-family: var(--font-data);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--c-muted);
  opacity: 0.65;
}
.page-contact .contact-card__icon {
  margin-bottom: 0.85rem;
  font-size: 2rem;
  line-height: 1;
  color: var(--c-green);
}
.page-contact .contact-card--phone .contact-card__icon {
  color: var(--c-blue);
}
.page-contact .contact-card--address .contact-card__icon {
  color: var(--c-red);
}
.page-contact .contact-card__label {
  margin: 0 0 0.5rem;
  font-family: var(--font-head);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-muted);
}
.page-contact .contact-card__value {
  margin: 0 0 0.55rem;
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--c-text);
  word-break: break-all;
}
.page-contact .contact-card__value--digits {
  font-family: var(--font-data);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--c-blue);
}
.page-contact .contact-card__note {
  margin: 0 0 0.9rem;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--c-muted);
}
.page-contact .contact-card__action {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  margin-top: auto;
  padding: 0.4rem 0.85rem;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
  font-family: var(--font-data);
  font-size: 0.72rem;
  white-space: nowrap;
  color: var(--c-muted);
  cursor: default;
}
.page-contact .contact-card--email .contact-card__action {
  color: var(--c-green);
  border-color: rgba(0, 255, 135, 0.25);
}
.page-contact .contact-card--phone .contact-card__action {
  color: var(--c-blue);
  border-color: rgba(0, 212, 255, 0.25);
}
.page-contact .contact-card--address .contact-card__action {
  color: var(--c-red);
  border-color: rgba(255, 59, 48, 0.25);
}

/* 地图示意 */
.page-contact .contact-map {
  margin: 0;
  border: var(--contact-thin);
  border-radius: 12px;
  background: var(--c-surface);
  overflow: hidden;
}
.page-contact .contact-map img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 280px;
  object-fit: cover;
}
.page-contact .contact-map figcaption {
  padding: 0.7rem 1rem;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--c-muted);
  border-top: var(--contact-thin);
}

/* ── 响应时间 ────────────────────────────── */
.page-contact .contact-response {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  margin-bottom: clamp(3rem, 6vw, 5rem);
  padding: clamp(1rem, 3vw, 2rem);
  border: var(--contact-thin);
  border-radius: var(--contact-radius);
  background: linear-gradient(135deg, rgba(0, 255, 135, 0.04), rgba(0, 212, 255, 0.03));
}
.page-contact .contact-response__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 220px;
  object-fit: cover;
  border: var(--contact-thin);
  border-radius: 12px;
}
.page-contact .contact-response__content h2 {
  margin: 0.55rem 0 0.8rem;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--c-text);
}
.page-contact .contact-response__content > p {
  margin: 0 0 1.2rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--c-muted);
}
.page-contact .contact-response__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.7rem;
  margin: 0;
}
.page-contact .response-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 1rem;
  border: var(--contact-thin);
  border-radius: 8px;
  background: rgba(10, 14, 20, 0.55);
}
.page-contact .response-item dt {
  font-size: 0.84rem;
  color: var(--c-muted);
}
.page-contact .response-item dd {
  margin: 0;
  font-family: var(--font-data);
  font-size: 0.9rem;
  font-weight: 700;
  text-align: right;
  color: var(--c-text);
}

/* ── 联系表单示意 ────────────────────────── */
.page-contact .contact-demo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  padding: clamp(1rem, 3vw, 2rem);
  border: var(--contact-thin);
  border-radius: var(--contact-radius);
}
.page-contact .contact-demo__copy h2 {
  margin: 0.55rem 0 0.8rem;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--c-text);
}
.page-contact .contact-demo__copy p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--c-muted);
}
.page-contact .contact-demo__copy strong {
  font-family: var(--font-data);
  font-weight: 500;
  color: var(--c-green);
  word-break: break-all;
}
.page-contact .contact-demo__panel {
  display: grid;
  gap: 0.75rem;
  padding: 1.25rem;
  border: 1px dashed var(--c-blue);
  border-radius: 12px;
  background: rgba(0, 212, 255, 0.03);
}
.page-contact .demo-row {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 0.75rem;
  align-items: center;
}
.page-contact .demo-row__label {
  font-family: var(--font-data);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}
.page-contact .demo-row__control {
  display: block;
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: var(--contact-thin);
  border-radius: 6px;
  background: var(--c-surface);
  font-size: 0.86rem;
  color: var(--c-muted);
  box-sizing: border-box;
}
.page-contact .demo-row__control--area {
  min-height: 90px;
}
.page-contact .demo-row--submit {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.25rem;
}
.page-contact .demo-submit {
  display: inline-block;
  padding: 0.55rem 1.2rem;
  border-radius: 6px;
  background: var(--c-green);
  font-family: var(--font-data);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #08120b;
}
.page-contact .demo-note {
  font-size: 0.75rem;
  color: var(--c-muted);
}

/* ── 底部辅助入口 ────────────────────────── */
.page-contact .contact-aux {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
}
.page-contact .contact-aux__item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.1rem;
  border: var(--contact-thin);
  border-radius: 12px;
  background: var(--c-surface);
  text-decoration: none;
  color: var(--c-text);
  transition: border-color 0.2s ease, background 0.2s ease;
}
.page-contact .contact-aux__item:hover,
.page-contact .contact-aux__item:focus-visible {
  border-color: var(--c-green);
  background: rgba(0, 255, 135, 0.06);
}
.page-contact .contact-aux__no {
  font-family: var(--font-data);
  font-size: 0.85rem;
  color: var(--c-green);
}
.page-contact .contact-aux__text {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.page-contact .contact-aux__arrow {
  margin-left: auto;
  font-family: var(--font-data);
  color: var(--c-muted);
}

/* ── 断点 ────────────────────────────────── */
@media (min-width: 600px) {
  .page-contact .contact-aux {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .contact-response__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .response-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.3rem;
  }
  .page-contact .response-item dd {
    text-align: left;
  }
}

@media (min-width: 860px) {
  .page-contact .contact-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
    padding: 1.5rem;
  }
  .page-contact .contact-map {
    grid-column: 1 / -1;
  }
  .page-contact .contact-card--phone {
    transform: translateY(24px);
  }
  .page-contact .contact-map {
    margin-top: 24px;
  }

  .page-contact .contact-response {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: center;
  }
  .page-contact .contact-demo {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-aux__item,
  .page-contact .breadcrumb__link {
    transition: none;
  }
}