/* تنسيقات حقل تحميل الملف التفاعلي */

.interactive-file-upload {
    margin: 15px 0;
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.interactive-file-upload:hover {
    border-color: #007cba;
    box-shadow: 0 4px 15px rgba(0, 123, 186, 0.1);
}

/* منطقة رفع الملف */
.file-upload-zone {
    margin-bottom: 20px;
}

.upload-area {
    border: 2px dashed #cbd5e0;
    border-radius: 12px;
    padding: 40px 20px;
    text-align: center;
    background: #f8f9fa;
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-area:hover {
    border-color: #007cba;
    background: #e3f2fd;
}

.upload-area.drag-over {
    border-color: #28a745;
    background: #d4edda;
    transform: scale(1.02);
}

.file-upload-zone.has-files .upload-area {
    border-color: #28a745;
    background: #d4edda;
}

.upload-icon {
    font-size: 3rem;
    color: #6c757d;
    margin-bottom: 15px;
}

.upload-area:hover .upload-icon {
    color: #007cba;
    transform: scale(1.1);
}

.upload-text h4 {
    margin: 0 0 8px 0;
    color: #495057;
    font-size: 1.2rem;
    font-weight: 600;
}

.upload-text p {
    margin: 0;
    color: #6c757d;
    font-size: 0.9rem;
}

/* متطلبات الملف */
.file-requirements {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 12px 15px;
    margin-bottom: 20px;
    border-left: 3px solid #007cba;
}

.req-title {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    font-weight: 500 !important;
    color: #495057;
    font-size: 0.85rem !important;
}

.req-title i {
    color: #007cba;
    margin-left: 6px;
    font-size: 0.8rem !important;
}

.req-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.req-item {
    display: flex;
    align-items: center;
    font-size: 0.75rem !important;
    color: #6c757d;
    line-height: 1.3;
    opacity: 0.9;
}

.req-item i {
    color: #6c757d;
    margin-left: 6px;
    width: 14px;
    font-size: 0.7rem !important;
    opacity: 0.8;
}

.req-item:hover {
    opacity: 1;
}

/* الملفات المختارة */
.selected-files {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
    border: 1px solid #e9ecef;
}

.files-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-weight: 600;
    color: #28a745;
}

.files-header i {
    margin-left: 8px;
}

.files-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: white;
    border-radius: 8px;
    padding: 12px 15px;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
}

.file-item.valid {
    border-left: 4px solid #28a745;
}

.file-item.invalid {
    border-left: 4px solid #dc3545;
    background: #fff5f5;
}

.file-info {
    display: flex;
    align-items: center;
    flex: 1;
}

.file-icon {
    font-size: 1.5rem;
    margin-left: 12px;
    width: 30px;
    text-align: center;
}

.file-icon .fa-file-pdf { color: #dc3545; }
.file-icon .fa-file-word { color: #2b579a; }
.file-icon .fa-file-excel { color: #217346; }
.file-icon .fa-file-powerpoint { color: #d24726; }
.file-icon .fa-file-image { color: #f39c12; }
.file-icon .fa-file-archive { color: #6c757d; }
.file-icon .fa-file-alt { color: #495057; }
.file-icon .fa-file { color: #6c757d; }

.file-details {
    flex: 1;
}

.file-name {
    font-weight: 600;
    color: #495057;
    margin-bottom: 2px;
    font-size: 0.95rem;
}

.file-size {
    color: #6c757d;
    font-size: 0.8rem;
}

.file-status {
    margin: 0 15px;
}

.valid-icon {
    color: #28a745;
    font-size: 1.2rem;
}

.invalid-icon {
    color: #dc3545;
    font-size: 1.2rem;
}

.remove-file {
    background: #dc3545;
    border: none;
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.remove-file:hover {
    background: #c82333;
    transform: scale(1.1);
}

/* رسائل الملف */
.file-messages {
    margin-top: 15px;
}

.file-message {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    border-radius: 8px;
    margin-bottom: 10px;
    animation: slideIn 0.3s ease;
}

.file-message i {
    margin-left: 10px;
    font-size: 1.1rem;
}

.file-message-success {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
}

.file-message-error {
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    color: #721c24;
}

.file-message-info {
    background: #d1ecf1;
    border: 1px solid #bee5eb;
    color: #0c5460;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* تحسينات للشاشات الصغيرة */
@media (max-width: 768px) {
    .interactive-file-upload {
        padding: 15px;
    }
    
    .upload-area {
        padding: 30px 15px;
    }
    
    .upload-icon {
        font-size: 2.5rem;
    }
    
    .upload-text h4 {
        font-size: 1.1rem;
    }
    
    .upload-text p {
        font-size: 0.85rem;
    }
    
    .file-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .file-info {
        width: 100%;
    }
    
    .file-status {
        margin: 0;
    }
    
    .req-list {
        gap: 6px;
    }
    
    .req-item {
        font-size: 0.7rem;
    }
    
    .req-title {
        font-size: 0.8rem;
    }
    
    .file-requirements {
        padding: 10px 12px;
    }
}

/* تأثيرات إضافية */
.file-item:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transform: translateY(-1px);
}

.upload-area.drag-over .upload-icon {
    animation: bounce 0.6s ease infinite alternate;
}

@keyframes bounce {
    from { transform: scale(1.1); }
    to { transform: scale(1.2); }
}

/* تحسين للطباعة */
@media print {
    .interactive-file-upload {
        border: 1px solid #000;
        box-shadow: none;
    }
    
    .upload-area, .file-messages {
        display: none;
    }
    
    .file-requirements {
        background: transparent;
        border: 1px solid #000;
    }
}