/* Nkolo Pass - Main Styles */

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --success-color: #1cc88a;
    --info-color: #36b9cc;
    --warning-color: #f6c23e;
    --danger-color: #e74a3b;
    --dark-color: #2c3e50;
    --light-color: #f8f9fa;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border: none;
    border-radius: 25px;
    padding: 10px 25px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}

.card {
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.hero-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    height: 100%;
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h4 {
    color: var(--dark-color);
    margin-bottom: 1rem;
}

footer {
    background: var(--dark-color) !important;
}

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

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

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .hero-section {
        padding: 60px 0;
    }
}

/* Form styles */
.form-control {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 12px 15px;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 8px;
}

/* Alert styles */
.alert {
    border-radius: 10px;
    border: none;
    font-weight: 500;
}

.alert-success {
    background: linear-gradient(135deg, rgba(28, 200, 138, 0.1) 0%, rgba(28, 200, 138, 0.05) 100%);
    color: var(--success-color);
}

.alert-danger {
    background: linear-gradient(135deg, rgba(231, 74, 59, 0.1) 0%, rgba(231, 74, 59, 0.05) 100%);
    color: var(--danger-color);
}

.alert-warning {
    background: linear-gradient(135deg, rgba(246, 194, 62, 0.1) 0%, rgba(246, 194, 62, 0.05) 100%);
    color: #856404;
}

.alert-info {
    background: linear-gradient(135deg, rgba(54, 185, 204, 0.1) 0%, rgba(54, 185, 204, 0.05) 100%);
    color: var(--info-color);
}

/* Navigation Enhancements */
.navbar-brand {
    font-size: 1.5rem !important;
    font-weight: 700 !important;
    text-decoration: none;
    transition: all 0.3s ease;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.logo-container {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.navbar-brand:hover .logo-container {
    transform: rotate(360deg);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.brand-text {
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Mobile Language Switcher */
@media (max-width: 991.98px) {
    .navbar-toggler {
        border: none;
        padding: 0.25rem 0.5rem;
    }
    
    .navbar-toggler:focus {
        box-shadow: none;
    }
    
    .btn-group-sm .btn {
        padding: 0.25rem 0.75rem;
        font-size: 0.875rem;
        font-weight: 600;
    }
}

/* Desktop Navigation */
@media (min-width: 992px) {
    .nav-link {
        font-weight: 500;
        transition: all 0.3s ease;
        position: relative;
    }
    
    .nav-link::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        width: 0;
        height: 2px;
        background: linear-gradient(135deg, #667eea, #764ba2);
        transition: all 0.3s ease;
        transform: translateX(-50%);
    }
    
    .nav-link:hover::after {
        width: 80%;
    }
}

/* Button Enhancements */
.btn-outline-primary.active {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-color: transparent;
    color: white;
}

.btn-outline-secondary.active {
    background: linear-gradient(135deg, #6c757d, #495057);
    border-color: transparent;
    color: white;
}