/* ═══════════════════════════════════════════════
   联系我们页面样式
   ═══════════════════════════════════════════════ */

.contact-content {
  padding: 80px 0 120px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 48px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 24px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: all .3s;
}

.contact-item:hover {
  border-color: rgba(99,102,241,0.3);
}

.contact-item .ci-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(99,102,241,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.contact-item .ci-label {
  font-size: 13px;
  color: var(--text-dim);
}

.contact-item .ci-value {
  font-size: 15px;
  font-weight: 600;
  margin-top: 2px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-form input,
.contact-form textarea {
  padding: 14px 18px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
  outline: none;
  transition: border-color .2s;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form .btn {
  justify-content: center;
}

/* ── Social Section ── */
.social-section {
  padding: 80px 0;
}

.social-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 48px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.social-card {
  padding: 20px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  text-align: center;
  transition: all .3s;
}

.social-card:hover {
  border-color: rgba(99,102,241,0.3);
  transform: translateY(-2px);
}

.social-card .icon {
  font-size: 24px;
  margin-bottom: 8px;
}

.social-card .name {
  font-size: 13px;
  font-weight: 600;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .social-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}