/* DigiTaidot Kuntoon! - Mukautetut tyylit */

/* Yleiset tyylit */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background-color: #f8f9fa;
}

/* Hero-osio */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 75vh;
}

.min-vh-75 {
    min-height: 75vh;
}

/* Korttien tyylit */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

.course-card {
    border-left: 4px solid #007bff;
}

.course-card:hover {
    border-left-color: #0056b3;
}

.quiz-card {
    border-left: 4px solid #28a745;
}

.quiz-card:hover {
    border-left-color: #1e7e34;
}

/* Navigaatio */
.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.navbar-nav .nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: #ffc107 !important;
}

/* Painikkeet */
.btn {
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background: linear-gradient(45deg, #007bff, #0056b3);
    border: none;
}

.btn-success {
    background: linear-gradient(45deg, #28a745, #1e7e34);
    border: none;
}

.btn-warning {
    background: linear-gradient(45deg, #ffc107, #e0a800);
    border: none;
    color: #212529;
}

/* Hero-osio tyylit */
.welcome-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
}

.hero-image {
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.stat-item {
    padding: 1rem;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

/* Kurssin metatiedot */
.course-meta .badge {
    font-size: 0.8rem;
    margin-right: 0.5rem;
    margin-bottom: 0.25rem;
}

/* Tilastokortit */
.feature-icon {
    transition: transform 0.3s ease;
}

.feature-icon:hover {
    transform: scale(1.1);
}

/* Admin-paneeli */
.admin-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Taulukot */
.table {
    border-radius: 10px;
    overflow: hidden;
}

.table thead th {
    background-color: #f8f9fa;
    border-bottom: 2px solid #dee2e6;
    font-weight: 600;
}

.table tbody tr:hover {
    background-color: rgba(0, 123, 255, 0.05);
}

/* Modaali */
.modal-content {
    border-radius: 15px;
    border: none;
}

.modal-header {
    border-bottom: 1px solid #e9ecef;
    border-radius: 15px 15px 0 0;
}

.modal-footer {
    border-top: 1px solid #e9ecef;
    border-radius: 0 0 15px 15px;
}

/* Accordion */
.accordion-button {
    border-radius: 8px;
    font-weight: 500;
}

.accordion-button:not(.collapsed) {
    background-color: #e3f2fd;
    color: #1976d2;
}

.accordion-item {
    border-radius: 8px;
    margin-bottom: 0.5rem;
    border: 1px solid #dee2e6;
}

/* Progress bar */
.progress {
    border-radius: 10px;
    background-color: #e9ecef;
}

.progress-bar {
    border-radius: 10px;
    background: linear-gradient(45deg, #28a745, #20c997);
}

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

.alert-success {
    background: linear-gradient(45deg, #d4edda, #c3e6cb);
    color: #155724;
}

.alert-danger {
    background: linear-gradient(45deg, #f8d7da, #f5c6cb);
    color: #721c24;
}

.alert-warning {
    background: linear-gradient(45deg, #fff3cd, #ffeaa7);
    color: #856404;
}

.alert-info {
    background: linear-gradient(45deg, #d1ecf1, #bee5eb);
    color: #0c5460;
}

/* Breadcrumb */
.breadcrumb {
    background-color: transparent;
    padding: 0;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    color: #6c757d;
}

/* Pricing card */
.pricing-card {
    border: 2px solid #e9ecef;
    border-radius: 15px;
}

.price-display {
    font-size: 2rem;
    font-weight: 700;
}

/* Footer */
footer {
    margin-top: auto;
}

/* Responsiivisuus */
@media (max-width: 768px) {
    .hero-section {
        min-height: 60vh;
        text-align: center;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .btn-lg {
        font-size: 1rem;
        padding: 0.75rem 1.5rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
    
    /* Mobiili pikavalinnat */
    .btn-outline-primary,
    .btn-outline-info,
    .btn-outline-warning,
    .btn-outline-secondary {
        min-height: 80px;
        font-size: 0.9rem;
    }
    
    .btn-outline-primary .display-6,
    .btn-outline-info .display-6,
    .btn-outline-warning .display-6,
    .btn-outline-secondary .display-6 {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .btn-group {
        flex-direction: column;
    }
    
    .btn-group .btn {
        margin-bottom: 0.5rem;
    }
}

/* Animaatiot */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-in-left {
    animation: slideInLeft 0.5s ease-out;
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

.slide-in-right {
    animation: slideInRight 0.5s ease-out;
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Focus states */
.form-control:focus,
.form-select:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.btn:focus {
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Utility classes */
.text-gradient {
    background: linear-gradient(45deg, #007bff, #0056b3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.shadow-soft {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.rounded-soft {
    border-radius: 15px;
}

/* Print styles */
@media print {
    .navbar,
    .btn,
    footer {
        display: none !important;
    }
    
    .card {
        border: 1px solid #000;
        box-shadow: none;
    }
}