/* 平板 (768px - 1024px) */
@media screen and (max-width: 1024px) {
    .main-content {
        flex-direction: column;
    }
    
    .left-panel {
        width: 100%;
    }
    
    .right-panel {
        max-width: 100%;
    }
}

/* 手机 (小于768px) */
@media screen and (max-width: 768px) {
    .main-content {
        flex-direction: column !important;
        overflow-y: auto !important;
        height: auto !important;
        min-height: 100% !important;
        padding: 0 12px 12px 12px !important;
        gap: 16px !important;
    }
    
    .header {
        padding: 16px 16px !important;
    }
    
    .header h1 {
        font-size: 20px !important;
    }
    
    .header-sub {
        font-size: 12px !important;
    }
    
    .left-panel {
        width: 100% !important;
        height: auto !important;
        overflow-y: visible !important;
        padding: 20px !important;
        margin-bottom: 0 !important;
    }
    
    .right-panel {
        width: 100% !important;
        max-width: 100% !important;
        height: auto !important;
        min-height: auto !important;
        overflow: visible !important;
        padding: 20px !important;
        margin-top: 0 !important;
        display: flex !important;
        flex-direction: column !important;
        background-color: #ffffff !important;
        border-radius: 20px !important;
    }
    
    .video-examples {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 12px !important;
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
    }
    
    .video-example {
        width: 100% !important;
        height: auto !important;
        aspect-ratio: 16/9 !important;
        display: block !important;
        border-radius: 12px !important;
        overflow: hidden !important;
        position: relative !important;
        background-color: #f0f0f0 !important;
    }
    
    .video-thumbnail {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
        display: block !important;
    }
    
    .video-player {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
    }
    
    /* 确保所有视频卡片正常显示 */
    .video-example:nth-child(1),
    .video-example:nth-child(2),
    .video-example:nth-child(3),
    .video-example:nth-child(4) {
        grid-column: auto !important;
        grid-row: auto !important;
    }
    
    .tab-nav {
        gap: 12px !important;
        overflow-x: auto !important;
        white-space: nowrap !important;
        flex-wrap: nowrap !important;
        padding-bottom: 4px !important;
    }
    
    .tab-nav button {
        padding: 8px 16px !important;
        font-size: 14px !important;
        flex-shrink: 0 !important;
    }
    
    .tab-content {
        width: 100% !important;
        overflow-x: hidden !important;
    }
    
    .tab-content.active {
        width: 100% !important;
        max-width: 100% !important;
        overflow-x: hidden !important;
        padding: 0 !important;
    }
    
    .upload-area {
        height: 240px !important;
        padding: 16px !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .upload-text {
        font-size: 14px !important;
    }
    
    .upload-info {
        font-size: 11px !important;
    }
    
    .example-images {
        gap: 8px !important;
        overflow-x: auto !important;
        padding-bottom: 4px !important;
    }
    
    .example-image {
        width: 60px !important;
        height: 60px !important;
        flex-shrink: 0 !important;
    }
    
    .example-prompts {
        gap: 8px !important;
        flex-wrap: wrap !important;
    }
    
    .example-prompt {
        padding: 5px 12px !important;
        font-size: 12px !important;
        white-space: nowrap !important;
    }
    
    .prompt-section {
        width: 100% !important;
    }
    
    .prompt-input {
        padding: 12px !important;
        font-size: 14px !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    
    .resolution-section {
        width: 100% !important;
        padding: 16px !important;
        box-sizing: border-box !important;
    }
    
    .resolution-options {
        gap: 8px !important;
        flex-wrap: wrap !important;
    }
    
    .resolution-btn {
        padding: 8px 16px !important;
        font-size: 13px !important;
        flex: 1 1 auto !important;
        min-width: 80px !important;
        white-space: nowrap !important;
    }
    
    .resolution-sizes {
        gap: 8px !important;
        flex-wrap: wrap !important;
    }
    
    .resolution-size {
        padding: 6px 12px !important;
        font-size: 12px !important;
        flex: 1 1 auto !important;
        min-width: 70px !important;
        white-space: nowrap !important;
        text-align: center !important;
    }
    
    .duration-section {
        width: 100% !important;
        padding: 16px !important;
        box-sizing: border-box !important;
    }
    
    .duration-options {
        gap: 8px !important;
        flex-wrap: wrap !important;
    }
    
    .duration-btn {
        padding: 8px 16px !important;
        font-size: 13px !important;
        flex: 1 1 auto !important;
        min-width: 60px !important;
        white-space: nowrap !important;
    }
    
    /* 生成按钮 - 确保手机端完整显示 */
    .generate-btn {
        width: 100% !important;
        padding: 14px 16px !important;
        font-size: 16px !important;
        white-space: nowrap !important;
        box-sizing: border-box !important;
        margin: 16px 0 !important;
        border-radius: 12px !important;
        min-width: 200px !important;
        display: block !important;
        text-align: center !important;
    }
    
    .note {
        font-size: 11px !important;
        word-break: break-word !important;
        text-align: center !important;
        width: 100% !important;
    }
}

/* 超小屏 (小于480px) */
@media screen and (max-width: 480px) {
    .example-images {
        gap: 6px !important;
    }
    
    .example-image {
        width: 50px !important;
        height: 50px !important;
    }
    
    .example-prompts {
        flex-wrap: wrap !important;
    }
    
    .example-prompt {
        width: calc(50% - 4px) !important;
        text-align: center !important;
        white-space: normal !important;
        word-break: break-word !important;
    }
    
    .video-examples {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }
    
    .right-panel {
        padding: 16px !important;
    }
    
    .resolution-options {
        flex-direction: column !important;
        width: 100% !important;
    }
    
    .resolution-btn {
        width: 100% !important;
    }
    
    .resolution-sizes {
        flex-direction: column !important;
        width: 100% !important;
    }
    
    .resolution-size {
        width: 100% !important;
        text-align: center !important;
    }
    
    .duration-options {
        flex-direction: column !important;
        width: 100% !important;
    }
    
    .duration-btn {
        width: 100% !important;
    }
    
    /* 超小屏按钮保证完整显示 */
    .generate-btn {
        min-width: 100% !important;
        font-size: 15px !important;
        padding: 12px 16px !important;
    }
}