/* Custom styles for NALA Certification Website */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Custom gradient backgrounds */
.gradient-bg {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.gradient-blue {
    background: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
}

/* Card hover effects */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Custom buttons */
.btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
    border: none;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(59, 130, 246, 0.4);
    color: white;
    text-decoration: none;
}

.btn-secondary {
    background: white;
    border: 2px solid #3b82f6;
    color: #3b82f6;
    padding: 10px 22px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-secondary:hover {
    background: #3b82f6;
    color: white;
    text-decoration: none;
}

/* Domain cards */
.domain-card {
    background: white;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
}

.domain-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.domain-card.people { border-left-color: #3b82f6; }
.domain-card.place { border-left-color: #10b981; }
.domain-card.products { border-left-color: #8b5cf6; }
.domain-card.protocols { border-left-color: #f59e0b; }
.domain-card.performance { border-left-color: #ef4444; }
.domain-card.protection { border-left-color: #6366f1; }

/* Evidence quality bars */
.evidence-bar {
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    background: #e5e7eb;
}

.evidence-bar .grade-a { background: #10b981; }
.evidence-bar .grade-b { background: #f59e0b; }
.evidence-bar .grade-c { background: #ef4444; }

/* Form styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #d1d5db;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #d1d5db;
    border-radius: 8px;
    font-size: 16px;
    background: white;
    transition: border-color 0.3s ease;
}

.form-select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #d1d5db;
    border-radius: 8px;
    font-size: 16px;
    resize: vertical;
    min-height: 120px;
    transition: border-color 0.3s ease;
}

.form-textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* File upload styles */
.file-upload {
    border: 2px dashed #d1d5db;
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.file-upload:hover {
    border-color: #3b82f6;
    background: #f8fafc;
}

.file-upload.dragover {
    border-color: #3b82f6;
    background: #eff6ff;
}

/* Tab styles */
.tab-nav {
    display: flex;
    border-bottom: 2px solid #e5e7eb;
    margin-bottom: 2rem;
}

.tab-button {
    padding: 12px 24px;
    border: none;
    background: none;
    color: #6b7280;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

.tab-button.active {
    color: #3b82f6;
    border-bottom-color: #3b82f6;
}

.tab-button:hover {
    color: #3b82f6;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Responsive design */
@media (max-width: 768px) {
    .domain-card {
        padding: 16px;
    }
    
    .tab-nav {
        flex-wrap: wrap;
    }
    
    .tab-button {
        flex: 1;
        min-width: 120px;
        padding: 8px 12px;
        font-size: 14px;
    }
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner {
    border: 2px solid #f3f4f6;
    border-top: 2px solid #3b82f6;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    display: inline-block;
    margin-right: 8px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Success/Error messages */
.alert {
    padding: 16px;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-weight: 600;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.alert-warning {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fcd34d;
}

.alert-info {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
}