/* contact.css — 联系我们页 (C4全信息型) */

.contact-banner {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-secondary) 100%);
  color: var(--color-white); padding: 100px 0 60px; text-align: center;
}
.contact-banner h1 { font-size: 2.5rem; margin-bottom: 12px; }
.contact-banner p { font-size: 1.1rem; opacity: 0.9; }

/* 联系信息 */
.contact-info { padding: 60px 0; }
.contact-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.contact-card {
  text-align: center; padding: 36px 24px;
  background: var(--color-white); border-radius: 14px;
  border: 1px solid var(--color-border); transition: var(--transition);
}
.contact-card:hover {
  border-color: var(--color-secondary);
  box-shadow: 0 8px 25px rgba(149,117,205,0.1);
  transform: translateY(-4px);
}
.contact-icon {
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--color-light-bg); color: var(--color-secondary);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 16px;
}
.contact-card h4 { font-size: 1.1rem; color: var(--color-dark); margin-bottom: 8px; }
.contact-card p { font-size: 0.9rem; color: var(--color-text-secondary); line-height: 1.6; }

/* 留言表单 */
.contact-form-section { padding: 60px 0; background: var(--color-light-bg); }
.contact-form-section .section-title { margin-bottom: 40px; }
.contact-form {
  max-width: 700px; margin: 0 auto;
  background: var(--color-white); padding: 40px;
  border-radius: 16px; border: 1px solid var(--color-border);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; margin-bottom: 8px; font-size: 0.9rem;
  color: var(--color-text-main); font-weight: 500;
}
.form-group input,
.form-group textarea {
  width: 100%; padding: 12px 16px; border: 1px solid var(--color-border);
  border-radius: 10px; font-size: 0.95rem; transition: var(--transition);
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--color-secondary); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-submit {
  width: 100%; padding: 14px; background: var(--color-secondary);
  color: var(--color-white); font-size: 1rem; font-weight: 500;
  border-radius: 10px; border: none; cursor: pointer; transition: var(--transition);
}
.form-submit:hover { background: var(--color-dark); }

/* 地图占位 */
.map-section { padding: 40px 0; }
.map-placeholder {
  width: 100%; height: 400px; background: var(--color-light-bg);
  border-radius: 16px; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--color-border); color: var(--color-text-secondary);
  font-size: 1.1rem;
}

/* 成功页 */
.success-page {
  min-height: 80vh; display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 40px 20px;
}
.success-box { max-width: 500px; }
.success-icon {
  width: 80px; height: 80px; border-radius: 50%;
  background: var(--color-secondary); color: var(--color-white);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 2.5rem; margin-bottom: 24px;
}
.success-box h1 { font-size: 1.8rem; color: var(--color-dark); margin-bottom: 12px; }
.success-box p { color: var(--color-text-secondary); margin-bottom: 24px; }

@media (max-width: 768px) {
  .contact-banner h1 { font-size: 1.8rem; }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 24px; }
}
@media (max-width: 480px) {
  .contact-grid { grid-template-columns: 1fr; }
}