/**
 * Universal Pictolang Voter - Styles accessibles WCAG AA
 * Focus sur l'accessibilité maximale
 */

:root {
    /* Couleurs avec contraste WCAG AA */
    --upv-primary: #0066cc;
    --upv-primary-dark: #004499;
    --upv-success: #008000;
    --upv-warning: #ff9900;
    --upv-danger: #cc0000;
    --upv-neutral: #666666;
    --upv-bg-light: #f5f5f5;
    --upv-border: #cccccc;
    --upv-text: #212121;
    --upv-text-light: #666666;
    
    /* Tailles pour l'accessibilité */
    --upv-font-base: 18px;
    --upv-font-large: 24px;
    --upv-font-xl: 32px;
    --upv-spacing: 1rem;
    --upv-radius: 8px;
}

/* Container principal */
.upv-voting-interface,
.upv-project-presentation {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--upv-spacing);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: var(--upv-font-base);
    line-height: 1.6;
    color: var(--upv-text);
}

/* Titres */
.upv-voting-interface h2,
.upv-project-presentation h1 {
    font-size: var(--upv-font-xl);
    font-weight: 700;
    margin-bottom: calc(var(--upv-spacing) * 2);
    color: var(--upv-text);
}

.upv-voting-interface h3,
.upv-project-presentation h2 {
    font-size: var(--upv-font-large);
    font-weight: 600;
    margin-bottom: var(--upv-spacing);
    color: var(--upv-text);
}

/* Sélecteur de profil */
.upv-profile-selector {
    background: var(--upv-bg-light);
    border: 2px solid var(--upv-border);
    border-radius: var(--upv-radius);
    padding: calc(var(--upv-spacing) * 2);
    margin-bottom: calc(var(--upv-spacing) * 2);
}

.upv-profile-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--upv-spacing);
    margin-top: var(--upv-spacing);
}

.upv-profile-btn {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(var(--upv-spacing) * 1.5);
    font-size: var(--upv-font-base);
    font-weight: 500;
    background: white;
    border: 3px solid var(--upv-border);
    border-radius: var(--upv-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 80px;
}

.upv-profile-btn:hover,
.upv-profile-btn:focus {
    border-color: var(--upv-primary);
    background: #f0f7ff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.2);
}

.upv-profile-btn:focus {
    outline: 3px solid var(--upv-primary);
    outline-offset: 2px;
}

.upv-profile-btn.active {
    background: var(--upv-primary);
    color: white;
    border-color: var(--upv-primary);
}

.upv-profile-btn .upv-weight {
    display: inline-block;
    padding: 4px 12px;
    background: var(--upv-primary);
    color: white;
    border-radius: 20px;
    font-weight: bold;
    margin-left: 10px;
}

.upv-profile-btn.active .upv-weight {
    background: white;
    color: var(--upv-primary);
}

/* Barre de progression */
.upv-progress-bar {
    position: relative;
    height: 40px;
    background: var(--upv-bg-light);
    border: 2px solid var(--upv-border);
    border-radius: 20px;
    margin-bottom: calc(var(--upv-spacing) * 2);
    overflow: hidden;
}

.upv-progress-fill {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--upv-success), #00aa00);
    transition: width 0.5s ease;
    border-radius: 18px;
}

.upv-progress-text {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-weight: bold;
    font-size: var(--upv-font-base);
    color: var(--upv-text);
    z-index: 1;
}

/* Grille des variantes d'icônes */
.upv-variants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: calc(var(--upv-spacing) * 2);
    margin: calc(var(--upv-spacing) * 2) 0;
}

.upv-variant-card {
    background: white;
    border: 3px solid var(--upv-border);
    border-radius: var(--upv-radius);
    padding: var(--upv-spacing);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
}

.upv-variant-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.upv-variant-card.voted-positive {
    border-color: var(--upv-success);
    background: #f0fff0;
}

.upv-variant-card.voted-negative {
    border-color: var(--upv-danger);
    background: #fff0f0;
}

.upv-variant-card.voted-neutral {
    border-color: var(--upv-warning);
    background: #fffaf0;
}

.upv-variant-icon {
    width: 128px;
    height: 128px;
    margin: 0 auto var(--upv-spacing);
    display: flex;
    align-items: center;
    justify-content: center;
}

.upv-variant-icon img,
.upv-variant-icon svg {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
}

.upv-variant-filename {
    font-size: 14px;
    color: var(--upv-text-light);
    margin-bottom: var(--upv-spacing);
    word-break: break-word;
}

/* Boutons de vote */
.upv-vote-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: var(--upv-spacing);
}

.upv-vote-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 3px solid;
    background: white;
    cursor: pointer;
    font-size: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.upv-vote-btn:focus {
    outline: 3px solid var(--upv-primary);
    outline-offset: 2px;
}

.upv-vote-positive {
    border-color: var(--upv-success);
}

.upv-vote-positive:hover,
.upv-vote-positive.active {
    background: var(--upv-success);
    color: white;
    transform: scale(1.1);
}

.upv-vote-neutral {
    border-color: var(--upv-warning);
}

.upv-vote-neutral:hover,
.upv-vote-neutral.active {
    background: var(--upv-warning);
    color: white;
    transform: scale(1.1);
}

.upv-vote-negative {
    border-color: var(--upv-danger);
}

.upv-vote-negative:hover,
.upv-vote-negative.active {
    background: var(--upv-danger);
    color: white;
    transform: scale(1.1);
}

/* Navigation */
.upv-navigation {
    display: flex;
    justify-content: space-between;
    gap: var(--upv-spacing);
    margin-top: calc(var(--upv-spacing) * 3);
}

.upv-nav-prev,
.upv-nav-next {
    flex: 1;
    padding: calc(var(--upv-spacing) * 1.5);
    font-size: var(--upv-font-base);
    font-weight: 600;
    background: var(--upv-primary);
    color: white;
    border: none;
    border-radius: var(--upv-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 60px;
}

.upv-nav-prev:hover,
.upv-nav-next:hover {
    background: var(--upv-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.upv-nav-prev:focus,
.upv-nav-next:focus {
    outline: 3px solid var(--upv-text);
    outline-offset: 2px;
}

.upv-nav-prev:disabled,
.upv-nav-next:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Widget de donation */
.upv-donation-widget {
    background: linear-gradient(135deg, #f0f7ff, #fff);
    border: 2px solid var(--upv-primary);
    border-radius: var(--upv-radius);
    padding: calc(var(--upv-spacing) * 2);
    margin: calc(var(--upv-spacing) * 2) 0;
}

.upv-donation-method {
    background: white;
    border: 1px solid var(--upv-border);
    border-radius: var(--upv-radius);
    padding: var(--upv-spacing);
    margin: var(--upv-spacing) 0;
}

.upv-donation-qr {
    text-align: center;
    margin: calc(var(--upv-spacing) * 2) 0;
}

.upv-donation-qr img {
    max-width: 200px;
    height: auto;
}

/* Boutons CTA */
.upv-cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--upv-spacing);
    margin-top: calc(var(--upv-spacing) * 3);
    justify-content: center;
}

.upv-cta-buttons .button {
    padding: calc(var(--upv-spacing) * 1.5) calc(var(--upv-spacing) * 3);
    font-size: var(--upv-font-large);
    font-weight: 600;
    border-radius: var(--upv-radius);
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    min-width: 250px;
    text-align: center;
}

.upv-cta-buttons .button-primary {
    background: var(--upv-primary);
    color: white;
    border: 3px solid var(--upv-primary);
}

.upv-cta-buttons .button-primary:hover {
    background: var(--upv-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.3);
}

.upv-cta-buttons .button-secondary {
    background: white;
    color: var(--upv-primary);
    border: 3px solid var(--upv-primary);
}

.upv-cta-buttons .button-secondary:hover {
    background: var(--upv-primary);
    color: white;
    transform: translateY(-3px);
}

/* Responsive */
@media (max-width: 768px) {
    .upv-profile-buttons {
        grid-template-columns: 1fr;
    }
    
    .upv-variants-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .upv-navigation {
        flex-direction: column;
    }
    
    .upv-cta-buttons {
        flex-direction: column;
    }
    
    .upv-cta-buttons .button {
        width: 100%;
    }
}

/* Mode sombre (optionnel) */
@media (prefers-color-scheme: dark) {
    :root {
        --upv-bg-light: #2a2a2a;
        --upv-text: #ffffff;
        --upv-text-light: #cccccc;
        --upv-border: #555555;
    }
    
    .upv-profile-btn,
    .upv-variant-card {
        background: #333333;
        color: white;
    }
    
    .upv-profile-btn:hover,
    .upv-variant-card:hover {
        background: #444444;
    }
}

/* Animations de chargement */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.upv-loading {
    animation: pulse 2s infinite;
}

/* Focus visible pour l'accessibilité clavier */
*:focus-visible {
    outline: 3px solid var(--upv-primary);
    outline-offset: 2px;
}

/* Messages et notifications */
.upv-message {
    padding: var(--upv-spacing);
    border-radius: var(--upv-radius);
    margin: var(--upv-spacing) 0;
    font-weight: 500;
}

.upv-message-success {
    background: #d4edda;
    color: #155724;
    border: 2px solid #c3e6cb;
}

.upv-message-error {
    background: #f8d7da;
    color: #721c24;
    border: 2px solid #f5c6cb;
}

.upv-message-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 2px solid #bee5eb;
}