/* COGNILAB - LAYOUT SIMPLIFICADO Y OPTIMIZADO */

/* Variables CSS - SISTEMA COHERENTE */
:root{
    --bg: #0a0a0f;
    --txt: #ffffff;
    --font: "Poppins", "Inter", system-ui, sans-serif;
    /* Texto secundario y terciario unificados (se evita gris notorio) */
    --txt2: #ffffff;
    --txt3: #ffffff;
    
    /* Espaciado */
    --s1: 0.25rem;
    --s2: 0.5rem;
    --s3: 0.75rem;
    --s4: 1rem;
    --s6: 1.5rem;
    --s8: 2rem;
    --s12: 3rem;
    --s16: 4rem;
    --s20: 5rem;
    --s24: 6rem;
    
    /* Bordes */
    --r2: 0.5rem;
    --r3: 0.75rem;
    --r5: 1.5rem;
    
    /* Layout */
    --mw: 1200px;
    --pad: 20px;
    --nh: 72px;
    
    /* Colores de planes (más diferenciados) */
    --plan-curioso: #22d3ee;               /* Cyan */
    --plan-curioso-secondary: #06b6d4;     /* Cyan más profundo */
    --plan-aprendiz: #3b82f6;              /* Azul (Sensato) */
    --plan-aprendiz-secondary: #2563eb;    /* Azul más profundo */
    --plan-estratega: #8b5cf6;             /* Violeta */
    --plan-estratega-secondary: #7c3aed;   /* Violeta intenso */
    --plan-visionario: #f59e0b;            /* Ámbar/dorado */
    --plan-visionario-secondary: #d97706;  /* Ámbar más profundo */

    /* Neomorfismo - sombras y parámetros globales */
    --neu-light: rgba(255,255,255,0.08);
    --neu-dark: rgba(0,0,0,0.55);
    --neu-blur: 24px;
    --neu-dist: 10px;

    /* Contenedores de vidrio y tarjetas base */
    --card: rgba(255,255,255,0.05);
    --vw-glass: rgba(255,255,255,0.05);

    /* Paleta de acentos coherente con preferencias */
    --vw-pink: #A21CAF;        /* Magenta oscuro */
    --vw-cyan: #06B6D4;        /* Cian medio (acento) */
    --vw-purple: #4F46E5;      /* Índigo */
    --grad: linear-gradient(135deg, var(--vw-purple), var(--vw-cyan));

    /* Tiempos por defecto para transiciones */
    --t1: 0.4s ease;
    --t2: 0.7s ease-in-out;
}

/* Reset y base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    line-height: 1.6;
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--nh) + 20px);
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--txt);
    overflow-x: hidden;
    min-height: 100vh;
}

/* Layout containers */
.container {
    max-width: var(--mw);
    margin: 0 auto;
    padding: 0 var(--pad);
    width: 100%;
}

.section {
    padding: 0;
    position: relative;
}

/* Espaciado uniforme para todas las páginas */
.main-content {
    padding-top: var(--nh);
    min-height: calc(100vh - var(--nh));
}

/* Grid system */
.grid {
    display: grid;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* Typography */
.title-section {
    font-family: "Poppins", sans-serif;
    font-weight: 700;
    font-size: clamp(2rem, 5vw, 3rem);
    color: #FFFFFF;
    text-align: center;
    margin-bottom: var(--s8);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.lead {
    font-size: 1.125rem;
    color: var(--txt);
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--s12);
    line-height: 1.6;
}

/* SECCIÓN DE SERVICIOS */
.servicios-premium {
    background: transparent;
    position: relative;
    overflow: hidden;
    padding-top: calc(var(--s24) + var(--s16));
}

.servicios-premium-header {
    text-align: center;
}

/* Título específico para servicios con color blanco */
.servicios-premium .title-section {
    color: #FFFFFF !important;
}

.servicios-premium-title {
    margin-bottom: var(--s4);
    color: #ec4899;
    background: linear-gradient(135deg, #ec4899, #f472b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.servicios-premium-subtitle {
    color: var(--txt);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.servicios-premium-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--s8);
    position: relative;
}

/* SECCIÓN DE PLANES */
.pricing {
    background: transparent;
    position: relative;
    overflow: hidden;
}

.pricing .title-section {
    color: #FFFFFF !important;
}

.planes-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--s8);
    position: relative;
    z-index: 2;
    align-items: stretch;
}

/* ESTILOS BASE PARA TODOS LOS PLANES */
.plan-card {
    background: linear-gradient(145deg, rgba(255,255,255,0.12), rgba(255,255,255,0.18));
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--r5);
    padding: var(--s2);
    position: relative;
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1), 
                box-shadow 0.45s ease,
                border-color 0.45s ease;
    backdrop-filter: blur(15px);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 18vh;
    opacity: 1;
    transform: translateY(0);
}

.plan-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    transform: scaleX(0);
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
    transform-origin: left;
}

/* IDENTIDADES ESPECÍFICAS DE PLANES */
.plan-curioso::before {
    background: linear-gradient(90deg, var(--plan-curioso), var(--plan-curioso-secondary));
}

.plan-sensato::before {
    background: linear-gradient(90deg, var(--plan-aprendiz), var(--plan-aprendiz-secondary));
}

.plan-estratega::before {
    background: linear-gradient(90deg, var(--plan-estratega), var(--plan-estratega-secondary));
}

.plan-visionario::before {
    background: linear-gradient(90deg, var(--plan-visionario), var(--plan-visionario-secondary));
}

/* Efecto hover unificado para planes */
.plan-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.05);
    opacity: 0;
    transition: opacity 0.45s ease-in-out;
    z-index: 1;
}

.plan-card:hover::after {
    opacity: 1;
}

.plan-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.25);
}

.plan-card:hover::before {
    transform: scaleX(1);
}

/* Contenido de planes sin efectos de movimiento de texto */
.plan-card .plan-title,
.plan-card .plan-subtitle {
    position: relative;
    z-index: 2;
}

/* ELEMENTOS INTERNOS DE PLANES */
.plan-header {
    text-align: center;
    margin-bottom: 0.1rem;
    min-height: 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 0.1rem;
}

.plan-title {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--txt);
    margin-bottom: 0;
    position: relative;
    min-height: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.plan-subtitle {
    color: var(--txt);
    font-size: 0.85rem;
    font-weight: 400;
    opacity: 0.9;
    min-height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    line-height: 1.1;
}

/* Estilos eliminados para diseño compacto */

.benefits-list {
    margin-bottom: var(--s1);
    flex-grow: 1;
    min-height: 45px;
    text-align: left;
}

.benefit-item {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--r3);
    margin-bottom: 0.1rem;
    padding: var(--s1);
    /* Sin transiciones */
    text-align: center;
    text-decoration: none; /* quitar subrayado en enlaces de beneficios */
}

.benefit-item:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
    /* Sin efectos hover */
    text-decoration: none; /* mantener sin subrayado al hover */
}

.benefit-text {
    color: var(--txt);
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.5;
    text-align: left;
}



/* Estilos eliminados para diseño compacto */

.plan-footer {
    text-align: center;
    padding-top: 0.1rem;
    border-top: 1px solid rgba(255,255,255,0.15);
    margin-top: auto;
    min-height: 16px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.plan-price {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--txt);
    margin-bottom: 0;
    min-height: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.plan-price .plan-period {
    font-size: 0.9rem;
    color: var(--txt);
    opacity: 0.7;
    font-weight: 400;
}

/* BOTONES */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--s2) var(--s4);
    border-radius: var(--r3);
    font-weight: 600;
    text-decoration: none;
    /* Sin transiciones */
    cursor: pointer;
    border: none;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #0b0f17, #121a26);
    color: var(--txt);
}

.btn-primary:hover {
    /* Sin efectos hover */
}

/* BOTONES ESPECÍFICOS DE PLANES - modo noche coherente con tarjeta */
.plan-curioso .btn {
    background: linear-gradient(135deg, color-mix(in oklab, var(--plan-curioso) 20%, #0b0f17), color-mix(in oklab, var(--plan-curioso-secondary) 14%, #0f1730));
    border: 1px solid color-mix(in oklab, var(--plan-curioso) 35%, rgba(255,255,255,0.12));
    color: white;
    font-weight: 600;
    transition: background .25s ease, box-shadow .25s ease, transform .25s ease;
}

.plan-curioso .btn:hover {
    background: linear-gradient(135deg, color-mix(in oklab, var(--plan-curioso-secondary) 28%, #0b0f17), color-mix(in oklab, var(--plan-curioso) 22%, #0f1730));
    box-shadow: 0 8px 28px color-mix(in oklab, var(--plan-curioso) 18%, transparent);
    transform: translateY(-1px);
}

.plan-sensato .btn {
    background: linear-gradient(135deg, color-mix(in oklab, var(--plan-aprendiz) 20%, #0b0f17), color-mix(in oklab, var(--plan-aprendiz-secondary) 14%, #0f1730));
    border: 1px solid color-mix(in oklab, var(--plan-aprendiz) 35%, rgba(255,255,255,0.12));
    color: white;
    font-weight: 600;
    transition: background .25s ease, box-shadow .25s ease, transform .25s ease;
}

.plan-sensato .btn:hover {
    background: linear-gradient(135deg, color-mix(in oklab, var(--plan-aprendiz-secondary) 28%, #0b0f17), color-mix(in oklab, var(--plan-aprendiz) 22%, #0f1730));
    box-shadow: 0 8px 28px color-mix(in oklab, var(--plan-aprendiz) 18%, transparent);
    transform: translateY(-1px);
}

.plan-estratega .btn {
    background: linear-gradient(135deg, color-mix(in oklab, var(--plan-estratega) 20%, #0b0f17), color-mix(in oklab, var(--plan-estratega-secondary) 14%, #0f1730));
    border: 1px solid color-mix(in oklab, var(--plan-estratega) 35%, rgba(255,255,255,0.12));
    color: white;
    font-weight: 600;
    transition: background .25s ease, box-shadow .25s ease, transform .25s ease;
}

.plan-estratega .btn:hover {
    background: linear-gradient(135deg, color-mix(in oklab, var(--plan-estratega-secondary) 28%, #0b0f17), color-mix(in oklab, var(--plan-estratega) 22%, #0f1730));
    box-shadow: 0 8px 28px color-mix(in oklab, var(--plan-estratega) 18%, transparent);
    transform: translateY(-1px);
}

.plan-visionario .btn {
    background: linear-gradient(135deg, color-mix(in oklab, var(--plan-visionario) 20%, #0b0f17), color-mix(in oklab, var(--plan-visionario-secondary) 14%, #0f1730));
    border: 1px solid color-mix(in oklab, var(--plan-visionario) 35%, rgba(255,255,255,0.12));
    color: white;
    font-weight: 600;
    transition: background .25s ease, box-shadow .25s ease, transform .25s ease;
}

.plan-visionario .btn:hover {
    background: linear-gradient(135deg, color-mix(in oklab, var(--plan-visionario-secondary) 28%, #0b0f17), color-mix(in oklab, var(--plan-visionario) 22%, #0f1730));
    box-shadow: 0 8px 28px color-mix(in oklab, var(--plan-visionario) 18%, transparent);
    transform: translateY(-1px);
}

/* RESPONSIVE */
@media (max-width: 1200px) {
    .planes-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--s4);
    }
}

/* Separador eliminado para fondo uniforme */

@media (max-width: 768px) {
    :root {
        --nh: 60px;
        --pad: 16px;
    }
    
    .section {
        padding: 0;
    }
    
    .planes-grid {
        grid-template-columns: 1fr;
        gap: var(--s3);
    }
    
    .servicios-premium-grid {
        grid-template-columns: 1fr;
        gap: var(--s8);
    }
    
    .plan-header {
        min-height: 25px;
        margin-bottom: var(--s1);
        padding: var(--s1);
    }
    
    .plan-footer {
        min-height: 30px;
        padding-top: var(--s1);
    }
    
    .plan-price {
        min-height: 18px;
        margin-bottom: 0.2rem;
    }
    
    .benefits-list {
        min-height: 35px;
        margin-bottom: var(--s1);
    }
    
    .benefit-item {
        padding: var(--s1);
        margin-bottom: 0.05rem;
    }
}

@media (max-width: 480px) {
    :root {
        --pad: 12px;
        --s8: 1.5rem;
        --s12: 2rem;
        --s16: 2.5rem;
        --s20: 3rem;
    }
    
    .planes-grid {
        gap: var(--s2);
    }
    
    .plan-card {
        min-height: 15vh;
        padding: var(--s1);
    }
    
    .plan-header {
        min-height: 20px;
    }
    
    .plan-footer {
        min-height: 25px;
    }
    
    .benefits-list {
        min-height: 30px;
    }
}