.page-contact {
  --contact-gap: clamp(48px, 8vw, 112px);
  --contact-radius: 18px;
  --contact-line: rgba(138, 147, 166, 0.22);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(48px, 9vw, 128px) 0 clamp(36px, 6vw, 88px);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: clamp(160px, 42vw, 580px);
  background: linear-gradient(112deg, transparent 0%, rgba(34, 224, 255, 0.05) 38%, rgba(122, 77, 255, 0.08) 100%);
  clip-path: polygon(42% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: 18%;
  right: clamp(18px, 5vw, 110px);
  width: clamp(2px, 0.25vw, 3px);
  height: 52%;
  background: var(--grad-pass);
  transform: skewX(-16deg);
  border-radius: 2px;
  opacity: 0.82;
  pointer-events: none;
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 860px;
}

.page-contact .contact-kicker {
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 22px;
}

.page-contact .contact-title {
  font-size: clamp(52px, 11vw, 128px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 0.98;
  color: var(--white);
  margin: 0 0 30px;
}

.page-contact .contact-lede {
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.9;
  color: var(--grey);
  max-width: 62ch;
  margin: 0 0 26px;
}

.page-contact .contact-meta {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--grey);
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
  margin: 0;
}

/* ---------- 图像 ---------- */
.page-contact .contact-media {
  margin: 0 auto var(--contact-gap);
  padding: 0 0;
}

.page-contact .contact-media .media {
  border-radius: var(--contact-radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--panel);
}

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

.page-contact .contact-media--narrow {
  max-width: 860px;
}

/* ---------- 渠道 ---------- */
.page-contact .contact-channels {
  padding: var(--contact-gap) 0;
}

.page-contact .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 38px;
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(24px, 3.4vw, 36px);
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--contact-radius);
  transition: border-color 240ms var(--ease);
}

.page-contact .contact-card:hover {
  border-color: rgba(34, 224, 255, 0.34);
}

.page-contact .contact-card--primary {
  background: linear-gradient(160deg, rgba(34, 224, 255, 0.09) 0%, rgba(11, 18, 32, 1) 46%);
  border-color: rgba(34, 224, 255, 0.24);
}

.page-contact .contact-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 6px;
}

.page-contact .contact-index {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-contact .contact-channel-tag {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--grey);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 11px;
  white-space: nowrap;
}

.page-contact .contact-card-label {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--grey);
  margin: 0;
}

.page-contact .contact-card-value {
  font-size: clamp(19px, 2.3vw, 26px);
  font-weight: 600;
  line-height: 1.38;
  color: var(--white);
  margin: 0;
  word-break: break-word;
}

.page-contact .contact-card-note {
  font-size: 15px;
  line-height: 1.82;
  color: var(--grey);
  margin: 0;
}

/* ---------- 联系前准备 ---------- */
.page-contact .contact-brief {
  padding: var(--contact-gap) 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-brief-grid {
  display: grid;
  gap: 32px;
}

.page-contact .contact-brief-note {
  font-size: 16px;
  line-height: 1.85;
  color: var(--grey);
  max-width: 46ch;
  margin: 14px 0 0;
}

.page-contact .brief-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-contact .brief-item {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 18px;
  align-items: baseline;
  padding: 17px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .brief-item:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-contact .brief-key {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  white-space: nowrap;
}

.page-contact .brief-desc {
  font-size: 15px;
  line-height: 1.82;
  color: var(--white);
}

.page-contact .contact-brief-tail {
  margin: 22px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--grey);
}

/* ---------- 范围 ---------- */
.page-contact .contact-scope {
  padding: var(--contact-gap) 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .scope-list {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
}

.page-contact .scope-item {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .scope-item:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-contact .scope-mark {
  font-size: 15px;
  color: var(--grey);
}

.page-contact .scope-text {
  font-size: 16px;
  line-height: 1.85;
  color: var(--white);
}

/* ---------- 落点 ---------- */
.page-contact .contact-cta {
  padding: var(--contact-gap) 0 clamp(56px, 8vw, 112px);
}

.page-contact .contact-cta-inner {
  display: grid;
  gap: 26px;
  align-items: end;
  padding: clamp(26px, 4vw, 48px);
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
}

.page-contact .contact-cta-note {
  font-size: 16px;
  line-height: 1.85;
  color: var(--grey);
  margin: 14px 0 0;
  max-width: 54ch;
}

/* ---------- 平板 ---------- */
@media (min-width: 768px) {
  .page-contact .contact-grid {
    grid-template-columns: 1fr 1fr;
    gap: 22px;
  }

  .page-contact .contact-card--primary {
    grid-column: 1 / -1;
  }

  .page-contact .contact-brief-grid {
    grid-template-columns: minmax(220px, 0.75fr) 1.25fr;
    gap: 54px;
    align-items: start;
  }

  .page-contact .contact-cta-inner {
    grid-template-columns: 1fr auto;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1120px) {
  .page-contact .contact-grid {
    grid-template-columns: 1.2fr 0.9fr 0.9fr;
  }

  .page-contact .contact-card--primary {
    grid-column: auto;
  }
}

/* ---------- 减少动态偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card {
    transition: none;
  }
}