/* 大文件上传功能样式 */
.upload-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    backdrop-filter: blur(5px);
}

.upload-modal {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.upload-header {
    padding: 20px 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.upload-header h3 {
    color: white;
    font-size: 24px;
    margin: 0;
    font-weight: 600;
}

.close-upload {
    background: none;
    border: none;
    color: white;
    font-size: 30px;
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.close-upload:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.upload-body {
    padding: 30px;
}

/* 拖拽上传区域 */
.drag-drop-area {
    border: 3px dashed rgba(255, 255, 255, 0.5);
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.drag-drop-area:hover {
    border-color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.drag-drop-area.drag-over {
    border-color: #4CAF50;
    background: rgba(76, 175, 80, 0.2);
    transform: scale(1.02);
}

.upload-icon {
    font-size: 60px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 20px;
}

.drag-drop-area h4 {
    color: white;
    font-size: 20px;
    margin: 0 0 15px 0;
    font-weight: 500;
}

.drag-drop-area p {
    color: rgba(255, 255, 255, 0.8);
    margin: 10px 0;
    font-size: 16px;
}

.file-input-label {
    color: #FFD700;
    text-decoration: underline;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.file-input-label:hover {
    color: #FFF700;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.file-info {
    font-size: 14px !important;
    color: rgba(255, 255, 255, 0.6) !important;
    margin-top: 20px !important;
}

/* 上传进度区域 */
.upload-progress {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 30px;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.file-name {
    color: white;
    font-weight: 500;
    font-size: 16px;
    max-width: 70%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.progress-text {
    color: #4CAF50;
    font-weight: 600;
    font-size: 18px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 20px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #4CAF50, #81C784);
    border-radius: 10px;
    transition: width 0.3s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.upload-details {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.upload-details span {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    background: rgba(255, 255, 255, 0.1);
    padding: 5px 10px;
    border-radius: 5px;
}

.upload-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.pause-upload, .cancel-upload {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 14px;
}

.pause-upload {
    background: #FF9800;
    color: white;
}

.pause-upload:hover {
    background: #F57C00;
    transform: translateY(-2px);
}

.cancel-upload {
    background: #f44336;
    color: white;
}

.cancel-upload:hover {
    background: #d32f2f;
    transform: translateY(-2px);
}

/* 视频信息表单 */
.video-info-form {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 30px;
}

.video-info-form h4 {
    color: white;
    font-size: 20px;
    margin: 0 0 25px 0;
    font-weight: 600;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: white;
    font-weight: 500;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 14px;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4CAF50;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 10px rgba(76, 175, 80, 0.3);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

.confirm-upload, .cancel-info {
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 16px;
}

.confirm-upload {
    background: linear-gradient(45deg, #4CAF50, #81C784);
    color: white;
}

.confirm-upload:hover {
    background: linear-gradient(45deg, #45a049, #66bb6a);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.4);
}

.cancel-info {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.cancel-info:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .upload-modal {
        width: 95%;
        margin: 10px;
    }
    
    .upload-header {
        padding: 15px 20px;
    }
    
    .upload-body {
        padding: 20px;
    }
    
    .drag-drop-area {
        padding: 30px 20px;
    }
    
    .upload-icon {
        font-size: 40px;
    }
    
    .drag-drop-area h4 {
        font-size: 18px;
    }
    
    .upload-details {
        flex-direction: column;
        align-items: center;
    }
    
    .form-actions,
    .upload-actions {
        flex-direction: column;
    }
    
    .confirm-upload,
    .cancel-info,
    .pause-upload,
    .cancel-upload {
        width: 100%;
    }
}