/* Estilos Específicos para Lectura en Marquesina */

.marquee-game-layout {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
    width: 100%;
}

.ruler-speed-box {
    width: 100%;
    max-width: 700px;
    background-color: var(--bg-surface);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow-soft);
    box-sizing: border-box;
}

.ruler-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
}

.ruler-value {
    color: var(--accent-blue);
    font-size: 1.15rem;
}

.ruler-slider-container input[type="range"] {
    width: 100%;
    accent-color: var(--accent-blue);
    cursor: pointer;
}

.ruler-scale {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 700;
    margin-top: 0.25rem;
}

/* VISOR OPTOCINÉTICO DE MARQUESINA DESLIZANTE */
.marquee-viewport {
    position: relative;
    width: 100%;
    max-width: 750px;
    height: 140px;
    background-color: var(--bg-surface);
    border: 4px solid var(--accent-blue);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    align-items: center;
    box-shadow: 0 0 35px rgba(52, 152, 219, 0.3);
    box-sizing: border-box;
}

.marquee-text-track {
    position: absolute;
    white-space: nowrap;
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-primary);
    will-change: transform;
    display: inline-block;
}

/* 4 OPCIONES DE SELECCIÓN MÚLTIPLE (REORDENAMIENTO DE PALABRAS) */
.options-panel-container {
    width: 100%;
    max-width: 750px;
    background-color: var(--bg-surface);
    border: 2px solid var(--accent-amber);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: 0 0 25px rgba(241, 196, 15, 0.2);
    box-sizing: border-box;
}

.options-title-label {
    font-size: 1.1rem;
    font-weight: 900;
    color: var(--accent-amber);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    text-align: center;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    width: 100%;
}

.option-btn {
    background-color: var(--bg-card);
    border: 2px solid var(--border-color);
    border-left: 6px solid var(--accent-blue);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    text-align: center;
    transition: transform 0.15s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    user-select: none;
    box-shadow: var(--shadow-soft);
    line-height: 1.3;
}

.option-btn:hover {
    background-color: var(--bg-card-hover);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

.option-btn.correct-selected {
    background-color: hsla(145, 75%, 45%, 0.3) !important;
    border-color: var(--accent-green) !important;
    box-shadow: 0 0 20px var(--accent-green) !important;
}

.option-btn.wrong-selected {
    background-color: hsla(355, 85%, 58%, 0.3) !important;
    border-color: var(--accent-red) !important;
    animation: shakeError 0.4s ease;
}

@media (max-width: 650px) {
    .options-grid {
        grid-template-columns: 1fr;
    }
}