/*
 * Custom Bulma Theme for Pattern Math
 * An educational domino math game for children
 * 
 * Uses Bulma's built-in CSS variables and modifiers where possible.
 */

/* ============================================
   Override Bulma's Default Colors
   ============================================ */
:root {
    /* Dark: Navy blue for navbar (used with .is-dark) */
    --bulma-dark-h: 240;
    --bulma-dark-s: 100%;
    --bulma-dark-l: 25%;
    
    /* Primary: Student green */
    --bulma-primary-h: 122;
    --bulma-primary-s: 39%;
    --bulma-primary-l: 49%;
    
    /* Link/Info: Teacher blue */
    --bulma-link-h: 211;
    --bulma-link-s: 65%;
    --bulma-link-l: 57%;
    
    /* Success: Correct answer green */
    --bulma-success-h: 141;
    --bulma-success-s: 71%;
    --bulma-success-l: 48%;
    
    /* Warning: Hints orange */
    --bulma-warning-h: 44;
    --bulma-warning-s: 100%;
    --bulma-warning-l: 50%;
    
    /* Danger: Incorrect/logout red (bright red like original) */
    --bulma-danger-h: 0;
    --bulma-danger-s: 100%;
    --bulma-danger-l: 50%;
    
    /* Larger border radius for child-friendly feel */
    --bulma-radius: 8px;
    --bulma-radius-medium: 10px;
    --bulma-radius-large: 12px;
}

/* ============================================
   Navbar Login Button
   ============================================ */
.navbar .button.is-danger {
    color: #ffffff;
}

/* ============================================
   Role Selection Buttons (custom colors)
   ============================================ */
.button.is-student {
    background-color: #4CAF50;
    border-color: transparent;
    color: #ffffff;
}

.button.is-student:hover {
    background-color: #45a049;
}

.button.is-teacher {
    background-color: #4a93d8;
    border-color: transparent;
    color: #ffffff;
}

.button.is-teacher:hover {
    background-color: #3d7fc0;
}

/* Lift effect on hover for engagement */
.button.is-student:hover,
.button.is-teacher:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* ============================================
   Game Feedback (for game pages)
   ============================================ */
.is-correct {
    background-color: #d4edda !important;
    border-color: #28a745 !important;
}

.is-incorrect {
    background-color: #f8d7da !important;
    border-color: #dc3545 !important;
}

.tag.is-score {
    background-color: #ffd700;
    color: #333;
    font-weight: 700;
}

@keyframes pulse-success {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes shake-incorrect {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.animate-correct {
    animation: pulse-success 0.3s ease;
}

.animate-incorrect {
    animation: shake-incorrect 0.3s ease;
}

/* ============================================
   Tables (extends Bulma's .table)
   ============================================ */
.table thead th {
    background-color: hsl(var(--bulma-dark-h), var(--bulma-dark-s), var(--bulma-dark-l));
    color: #ffffff;
}

.table tbody tr.is-success {
    background-color: rgb(71, 255, 47);
}

/* ============================================
   Layout Utilities
   ============================================ */
.is-centered-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    text-align: center;
}

/* Use Bulma's .buttons with custom gap */
.role-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    margin-bottom: 2rem;
}

@media screen and (max-width: 768px) {
    .role-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .role-buttons .button {
        width: 100%;
        max-width: 280px;
    }
}

/* ============================================
   Footer (extends Bulma's .footer)
   ============================================ */
.footer.is-small {
    padding: 1.5rem;
}

.footer a.is-muted {
    color: #6c757d;
}

.footer a.is-muted:hover {
    color: #333;
}