/* ==========================================================================
   DAMAR LMS - ESTILOS FRONTEND ESTILO APPLE DASHBOARD
   ========================================================================== */

:root {
    --apple-blue: #0071e3;
    --apple-green: #34c759;
    --apple-red: #ff3b30;
    --apple-gray-bg: #f5f5f7;
    --apple-text-dark: #1c1c1e;
    --apple-text-muted: #8e8e93;
    --apple-glass: rgba(255, 255, 255, 0.75);
    --apple-border: rgba(255, 255, 255, 0.4);
}

.glm-wrapper-dashboard {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px;
    background-color: var(--apple-gray-bg);
    min-height: 100vh;
}

/* --- Grid de Métricas Superiores --- */
.glm-metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 35px;
}

.glm-widget-card {
    background: var(--apple-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.04);
    border: 1px solid var(--apple-border);
    transition: transform 0.2s ease;
}

.glm-widget-card:hover {
    transform: translateY(-2px);
}

.glm-widget-card h3 {
    margin: 0 0 8px 0;
    font-size: 13px;
    font-weight: 600;
    color: var(--apple-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.glm-metric-value {
    margin: 0;
    font-size: 34px;
    font-weight: 700;
    color: var(--apple-text-dark);
    letter-spacing: -0.5px;
}

/* --- Grid de Módulos Instructivos --- */
.glm-modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

/* --- Clases Auxiliares de Navegación del Modal --- */
.glm-pdf-tab-btn {
    width: 100%;
    text-align: left;
    background: rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.05);
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 13px;
    cursor: pointer;
    color: var(--apple-text-dark);
    transition: all 0.2s ease;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.glm-pdf-tab-btn:hover {
    background: rgba(0, 0, 0, 0.06);
}

.glm-tab-active {
    background: var(--apple-blue) !important;
    color: #fff !important;
    border-color: var(--apple-blue) !important;
    box-shadow: 0 4px 12px rgba(0, 113, 227, 0.3);
}

/* --- Responsive Layout --- */
@media (max-width: 768px) {
    #glm-lesson-modal > div {
        flex-direction: column !important;
        height: 95vh !important;
    }
    #glm-lesson-modal > div > div:first-child {
        width: 100% !important;
        border-right: none !important;
        border-bottom: 1px solid rgba(0,0,0,0.05) !important;
        max-height: 40% !important;
    }
    #glm-lesson-modal > div > div:last-child {
        width: 100% !important;
        height: 60% !important;
    }
}