/* ===================
   Quiz personnalisé (desktop + mobile)
   =================== */

/* -------------------
   Desktop (≥769px)
   ------------------- */
@media (min-width: 769px) {
    .tt4-quiz {
        background: var(--color-border-dark);
        border: 1px solid var(--color-border-medium);
        border-radius: 12px;
        padding: 24px;
        max-width: 800px;
        margin: 0 auto;
        box-shadow: 0 4px 20px var(--color-shadow-default);
        backdrop-filter: blur(10px);
        color: var(--color-text-medium-light);
    }

    .tt4-quiz h2 {
        text-align: center;
        margin-bottom: 20px;
        color: var(--color-text-light);
        font-family: 'Playfair Display', serif;
    }

    .tt4-quiz-steps {
        display: flex;
        justify-content: center;
        gap: 10px;
        margin-bottom: 20px;
    }

    .tt4-step-dot {
        width: 12px;
        height: 12px;
        border-radius: 50%;
        background: var(--color-border-secondary);
        opacity: 0.6;
        transition: all 0.3s ease;
    }

    .tt4-step-dot.is-active {
        background: var(--color-accent-blue);
        opacity: 1;
    }

    .tt4-step {
        display: none;
        margin-bottom: 20px;
        padding: 16px;
        border-radius: 8px;
        background: var(--color-background-semi-transparent-light);
    }

    .tt4-step.is-active { display: block; }

    .tt4-step legend {
        font-weight: 600;
        color: var(--color-text-light);
        margin-bottom: 12px;
    }

    .tt4-option {
        display: block;
        background: var(--color-background-semi-transparent-light);
        border: 1px solid var(--color-border-secondary);
        border-radius: 8px;
        padding: 12px 16px;
        margin-bottom: 12px;
        cursor: pointer;
        color: var(--color-text-medium-light);
        transition: all 0.3s ease;
    }

    .tt4-option:hover {
        background: var(--color-background-semi-transparent-lighter);
        border-color: var(--color-accent-blue);
    }

    .tt4-option input {
        margin-right: 8px;
    }

    .tt4-nav {
        display: flex;
        justify-content: space-between;
        margin-top: 20px;
    }

    .tt4-btn {
        background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent));
        color: var(--color-text-light);
        border: none;
        border-radius: 8px;
        padding: 12px 24px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
    }

    .tt4-btn:hover {
        background: linear-gradient(135deg, var(--color-accent-blue-darker), var(--color-accent-blue-darkest));
        transform: translateY(-2px);
        box-shadow: 0 4px 12px var(--color-shadow-carousel-secondary);
    }

    .tt4-btn:active { transform: translateY(0); }

    .tt4-btn[disabled] { opacity: 0.5; cursor: not-allowed; }

    .tt4-error {
        margin-top: 16px;
        color: var(--color-accent-price);
        font-weight: 500;
        text-align: center;
    }
}

/* -------------------
   Mobile (≤768px)
   ------------------- */
@media (max-width: 768px) {
    .tt4-quiz {
        background: var(--color-border-dark);
        border: 1px solid var(--color-border-medium);
        border-radius: 10px;
        padding: 16px;
        width: calc(100% - 24px);
        margin: 16px auto;
        box-shadow: 0 6px 24px rgba(0,0,0,0.45);
        backdrop-filter: blur(8px);
        color: var(--color-text-light);
        font-size: 0.95rem;
    }

    .tt4-quiz h2 {
        font-size: 1.25rem;
        margin-bottom: 12px;
        color: var(--color-text-light);
    }

    /* Masque les points et affiche un compteur texte simple au sein de l'étape active */
    .tt4-quiz-steps { display: none; }

    .tt4-step {
        display: none;
        background: transparent;
        padding: 12px 8px;
        border-radius: 8px;
        border: 0;
    }

    .tt4-step.is-active {
        display: block;
    }

    /* Ajoute un compteur lisible en haut de chaque étape active */
    .tt4-step[data-step="0"].is-active::before { content: "Étape 1 / 3"; display:block; color:var(--color-text-medium-light); margin-bottom:8px; font-weight:600; }
    .tt4-step[data-step="1"].is-active::before { content: "Étape 2 / 3"; display:block; color:var(--color-text-medium-light); margin-bottom:8px; font-weight:600; }
    .tt4-step[data-step="2"].is-active::before { content: "Étape 3 / 3"; display:block; color:var(--color-text-medium-light); margin-bottom:8px; font-weight:600; }

    .tt4-step legend {
        font-weight: 600;
        color: var(--color-text-light);
        margin-bottom: 10px;
        font-size: 1rem;
    }

    /* Options plus grandes pour le tactile */
    .tt4-option {
        display: block;
        width: 100%;
        box-sizing: border-box;
        padding: 14px 14px;
        border-radius: 10px;
        margin-bottom: 12px;
        background: var(--color-background-semi-transparent-light);
        border: 1px solid var(--color-border-secondary);
        color: var(--color-text-light);
        transition: transform 0.12s ease, box-shadow 0.12s ease;
        font-size: 1rem;
    }

    .tt4-option:hover,
    .tt4-option:active {
        transform: translateY(-2px);
        box-shadow: 0 6px 18px rgba(0,0,0,0.45);
        border-color: var(--color-accent-blue);
    }

    /* Amélioration de la visibilité du radio (touch target) */
    .tt4-option input[type="radio"] {
        width: 18px;
        height: 18px;
        margin-right: 12px;
        accent-color: var(--color-accent-blue);
    }

    /* Navigation sur mobile : boutons empilés (Prev + Next) */
    .tt4-nav {
        display: flex;
        gap: 10px;
        flex-direction: column-reverse; /* Next en bas */
        margin-top: 14px;
    }

    .tt4-btn {
        width: 100%;
        padding: 14px 16px;
        border-radius: 10px;
        font-size: 1rem;
    }

    .tt4-btn.tt4-btn-prev {
        background: transparent;
        border: 1px solid var(--color-border-secondary);
        color: var(--color-text-medium-light);
    }

    .tt4-btn.tt4-btn-prev:hover {
        border-color: var(--color-accent-blue);
        color: var(--color-text-light);
        transform: none;
    }

    .tt4-error {
        margin-top: 10px;
        color: var(--color-accent-price);
        font-weight: 600;
        text-align: center;
        font-size: 0.95rem;
    }

    /* Focus pour accessibilité (keyboard) */
    .tt4-option:focus-within,
    .tt4-btn:focus {
        outline: none;
        box-shadow: 0 0 0 4px rgba(var(--color-accent-r),var(--color-accent-g),var(--color-accent-b),0.12);
    }
}

/* -------------------
   Règles communes (desktop + mobile)
   ------------------- */
.tt4-option input {
    vertical-align: middle;
}

/* Small screens: ensure good tap area on selects / forms if later added */
@media (max-width: 480px) {
    .tt4-quiz { padding: 12px; width: calc(100% - 16px); margin: 12px auto; }
    .tt4-option { padding: 12px; font-size: 0.98rem; }
    .tt4-btn { padding: 12px; font-size: 0.98rem; }
}