/* Dropzone Tarzı Dosya Yükleme */
.dropzone-area {
    border: 3px dashed #0087F7;
    border-radius: 10px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.dropzone-area:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-color: #667eea;
    transform: scale(1.02);
}

.dropzone-area.dragover {
    background: linear-gradient(135deg, #5a67d8 0%, #6b46c1 100%);
    border-color: #5a67d8;
    border-style: solid;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.dropzone-area i {
    font-size: 64px;
    color: #0087F7;
    margin-bottom: 20px;
    transition: all 0.3s;
}

.dropzone-area:hover i,
.dropzone-area.dragover i {
    color: #fff;
    transform: scale(1.1);
}

.dropzone-area h4 {
    font-size: 24px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
    transition: all 0.3s;
}

.dropzone-area:hover h4,
.dropzone-area.dragover h4 {
    color: #fff;
}

.dropzone-area p {
    color: #666;
    font-size: 14px;
    margin: 0;
    transition: all 0.3s;
}

.dropzone-area:hover p,
.dropzone-area.dragover p {
    color: rgba(255,255,255,0.9);
}

.dropzone-area input[type="file"] {
    display: none;
}

/* Upload Progress */
.upload-progress {
    margin-top: 20px;
}

.upload-item {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: all 0.3s;
}

.upload-item:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.upload-item-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #e6f7ff;
    color: #0087F7;
    font-size: 20px;
}

.upload-item-info {
    flex-grow: 1;
    min-width: 0;
}

.upload-item-name {
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.upload-item-size {
    font-size: 12px;
    color: #999;
}

.upload-item-progress {
    width: 100%;
    height: 4px;
    background: #e2e8f0;
    border-radius: 2px;
    overflow: hidden;
    margin-top: 8px;
}

.upload-item-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #0087F7 0%, #00d4ff 100%);
    transition: width 0.3s ease;
    border-radius: 2px;
}

.upload-item-status {
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.upload-item-status.success {
    color: #52c41a;
}

.upload-item-status.error {
    color: #ff4d4f;
}

.upload-item-status.uploading {
    color: #0087F7;
}

/* Responsive */
@media (max-width: 768px) {
    .dropzone-area {
        padding: 30px 15px;
        min-height: 200px;
    }
    
    .dropzone-area i {
        font-size: 48px;
    }
    
    .dropzone-area h4 {
        font-size: 20px;
    }
}

/* Animation */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.upload-item-status.uploading i {
    animation: spin 1s linear infinite;
}