/* 移动端优化样式 */

/* 基础移动端适配 */
@media (max-width: 480px) {
  /* 头部导航优化 */
  .header {
    padding: 0 16px;
    height: 56px;
    position: sticky;
    top: 0;
    z-index: 1000;
  }

  .logo {
    font-size: 18px;
    gap: 8px;
  }

  .nav-menu {
    display: none; /* 在小屏幕上隐藏导航菜单 */
  }

  /* 移动端汉堡菜单 */
  .mobile-menu-toggle {
    display: block;
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    padding: 8px;
  }

  .mobile-nav {
    display: none;
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 999;
    padding: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  }

  .mobile-nav.active {
    display: block;
    animation: slideDown 0.3s ease;
  }

  .mobile-nav-item {
    display: block;
    padding: 16px;
    color: #333;
    text-decoration: none;
    border-radius: 8px;
    margin-bottom: 8px;
    transition: background 0.3s ease;
  }

  .mobile-nav-item:hover,
  .mobile-nav-item.active {
    background: rgba(79, 172, 254, 0.1);
    color: #4facfe;
  }

  /* 主内容区优化 */
  .main-content {
    padding: 12px;
  }

  .page-header {
    padding: 20px 16px;
    margin-bottom: 16px;
    border-radius: 12px;
  }

  .page-header h1 {
    font-size: 1.8rem;
    margin-bottom: 8px;
  }

  .page-header p {
    font-size: 1rem;
  }

  /* 卡片优化 */
  .card {
    margin-bottom: 16px;
    border-radius: 12px;
  }

  .card-header {
    padding: 16px 20px 0;
    margin-bottom: 16px;
  }

  .card-header h3 {
    font-size: 1.3rem;
  }

  .card-body {
    padding: 0 20px 20px;
  }

  /* 表单优化 */
  .form-group {
    margin-bottom: 20px;
  }

  .form-input,
  .form-select,
  .form-textarea {
    padding: 14px 16px;
    font-size: 16px; /* 防止iOS缩放 */
    border-radius: 8px;
  }

  .form-textarea {
    min-height: 100px;
  }

  /* 按钮优化 */
  .btn {
    padding: 14px 20px;
    font-size: 16px;
    border-radius: 8px;
    min-height: 48px; /* 触摸友好 */
  }

  .btn-large {
    padding: 18px 24px;
    font-size: 18px;
    min-height: 56px;
  }

  .btn-small {
    padding: 10px 16px;
    font-size: 14px;
    min-height: 40px;
  }

  /* 网格布局优化 */
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .media-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* 历史记录和创意卡片优化 */
  .history-card,
  .creative-card {
    border-radius: 12px;
  }

  .card-cover {
    height: 160px;
  }

  .card-content {
    padding: 16px;
  }

  .card-title {
    font-size: 1rem;
    line-height: 1.3;
  }

  .card-description {
    font-size: 13px;
    line-height: 1.4;
  }

  .card-actions {
    gap: 8px;
    flex-wrap: wrap;
  }

  /* Toast优化 */
  .toast {
    top: 16px;
    right: 16px;
    left: 16px;
    padding: 16px;
    font-size: 14px;
    border-radius: 8px;
  }

  /* 任务状态卡片优化 */
  .task-card {
    padding: 24px 20px;
    border-radius: 12px;
  }

  .task-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
  }

  .task-id {
    padding: 12px 16px;
    font-size: 13px;
    word-break: break-all;
    border-radius: 8px;
  }

  /* 成功结果卡片优化 */
  .success-card {
    padding: 24px 20px;
    border-radius: 12px;
  }

  .media-item img,
  .media-item video {
    border-radius: 8px;
  }

  /* 空状态优化 */
  .empty-state {
    padding: 40px 20px;
  }

  .empty-icon {
    font-size: 3rem;
    margin-bottom: 12px;
  }

  .empty-title {
    font-size: 1.1rem;
  }

  /* API Key信息优化 */
  .api-key-info {
    padding: 16px;
    margin-top: 12px;
    border-radius: 8px;
  }

  .info-item {
    font-size: 12px;
    margin-bottom: 8px;
  }

  .contact-info {
    padding: 12px 16px;
    border-radius: 8px;
    flex-direction: column;
    gap: 4px;
  }

  .contact-label {
    font-size: 11px;
  }

  .contact-id {
    font-size: 13px;
  }

  /* 复选框组优化 */
  .checkbox-item {
    padding: 16px;
    border-radius: 8px;
  }

  .checkbox-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
  }

  /* 进度条优化 */
  .progress {
    height: 6px;
    margin: 12px 0;
  }

  /* 错误消息优化 */
  .error-message {
    padding: 16px;
    border-radius: 8px;
    margin: 12px 0;
    font-size: 14px;
  }
}

/* 超小屏幕优化 (iPhone SE等) */
@media (max-width: 375px) {
  .header {
    padding: 0 12px;
  }

  .main-content {
    padding: 8px;
  }

  .page-header {
    padding: 16px 12px;
  }

  .page-header h1 {
    font-size: 1.6rem;
  }

  .card-body {
    padding: 0 16px 16px;
  }

  .card-header {
    padding: 12px 16px 0;
  }

  .form-input,
  .form-select,
  .form-textarea {
    padding: 12px 14px;
  }

  .btn {
    padding: 12px 16px;
    font-size: 15px;
  }

  .btn-large {
    padding: 16px 20px;
    font-size: 17px;
  }
}

/* 横屏模式优化 */
@media (max-width: 768px) and (orientation: landscape) {
  .header {
    height: 48px;
  }

  .page-header {
    padding: 16px;
  }

  .page-header h1 {
    font-size: 1.6rem;
  }

  .main-content {
    padding: 12px;
  }
}

/* 触摸优化 */
@media (hover: none) and (pointer: coarse) {
  /* 移除hover效果，使用active状态 */
  .btn:hover {
    transform: none;
    box-shadow: inherit;
  }

  .btn:active {
    transform: scale(0.98);
  }

  .card:hover {
    transform: none;
    box-shadow: inherit;
  }

  .nav-item:hover {
    background: inherit;
  }

  .nav-item:active {
    background: rgba(255, 255, 255, 0.2);
  }

  /* 增大可点击区域 */
  .card-actions .btn {
    min-height: 44px;
    padding: 12px 20px;
  }
}

/* 动画优化 */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 滚动优化 */
@media (max-width: 768px) {
  .main-content {
    -webkit-overflow-scrolling: touch;
  }

  /* 隐藏滚动条但保持功能 */
  .main-content::-webkit-scrollbar {
    display: none;
  }
}

/* 安全区域适配 (iPhone X等) */
@supports (padding: max(0px)) {
  .header {
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
  }

  .main-content {
    padding-left: max(12px, env(safe-area-inset-left));
    padding-right: max(12px, env(safe-area-inset-right));
    padding-bottom: max(12px, env(safe-area-inset-bottom));
  }

  .toast {
    left: max(16px, env(safe-area-inset-left));
    right: max(16px, env(safe-area-inset-right));
  }
}