/* ===== VARIABLES CSS / TEMA OSCURO (POR DEFECTO) ===== */
:root {
    /* Colores principales */
    --primary-color: #142D58; 
    --primary-darker: #0F2244;
    --accent-color: #3B82F6;
    --accent-gradient-stop: #2DD4BF;
    
    /* Tema Oscuro (por defecto) */
    --text-color: #F9FAFB;
    --text-muted: #9CA3AF;
    --bg-primary: #111827;
    --bg-secondary: #1F2937;
    --border-color: #374151;
    --logo-fill: white;
    --icon-bg-1: rgba(59, 130, 246, 0.2); 
    --icon-color-1: #60A5FA;
    --icon-bg-2: rgba(34, 211, 238, 0.2); 
    --icon-color-2: #22D3EE;
    --icon-bg-3: rgba(139, 92, 246, 0.2); 
    --icon-color-3: #A78BFA;
    --badge-bg: var(--accent-color);
    --nav-link-hover: white;
}

/* ===== TEMA CLARO ===== */
.light-theme {
    /* Sobrescribir variables para tema claro */
    --text-color: #1F2937;
    --text-muted: #4B5563;
    --bg-primary: #F9FAFB;
    --bg-secondary: #FFFFFF;
    --border-color: #E5E7EB;
    --logo-fill: #142D58;
    --icon-bg-1: #DBEAFE; 
    --icon-color-1: #3B82F6;
    --icon-bg-2: #CFFAFE; 
    --icon-color-2: #0891B2;
    --icon-bg-3: #E0E7FF; 
    --icon-color-3: #6366F1;
    --badge-bg: var(--primary-color);
    --nav-link-hover: var(--primary-color);
}

/* ===== ESTILOS BASE ===== */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* ===== COMPONENTES REUTILIZABLES ===== */

/* Gradientes de texto */
.text-gradient {
    background: linear-gradient(to right, var(--accent-color), var(--accent-gradient-stop));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Botones */
.button-primary {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 4px 14px 0 rgba(20, 45, 88, 0.4);
}

.button-primary:hover {
    background-color: #1E40AF;
    transform: translateY(-2px);
}

.button-secondary {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    font-weight: 600;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.button-secondary:hover {
    background-color: rgba(128, 128, 128, 0.1);
}

/* Títulos y secciones */
.section-title {
    font-size: 2.25rem; /* 36px */
    font-weight: 800;
    line-height: 2.5rem; /* 40px */
    letter-spacing: -0.025em;
}

.section-subtitle {
    font-size: 1.125rem; /* 18px */
    color: var(--text-muted);
    margin-top: 1rem;
}

/* Tarjetas */
.card {
    background-color: var(--bg-secondary);
    border-radius: 0.75rem;
    padding: 2rem;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.pricing-card.recommended {
    border-color: var(--accent-color);
}

@media (min-width: 1024px) {
    .pricing-card.recommended {
        transform: scale(1.05);
    }
     .pricing-card.recommended:hover {
        transform: scale(1.08) translateY(-5px);
    }
}

/* Logo */
.logo-path {
    fill: var(--logo-fill);
    transition: fill 0.3s ease;
}

/* Header */
.header-bg {
    background-color: rgba(17, 24, 39, 0.8);
}

.light-theme .header-bg {
    background-color: rgba(255, 255, 255, 0.8);
}

/* Navegación */
.nav-link {
    color: var(--text-muted);
    transition: color 0.3s ease;
}

.light-theme .nav-link:hover {
    color: var(--nav-link-hover);
}

.dark-theme .nav-link:hover {
     color: white;
}

/* ===== CONTENIDO LEGAL ===== */
.legal-content {
    background-color: var(--bg-secondary);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
}

.legal-content h1 {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 2.5rem;
    margin-bottom: 1.5rem;
}

.legal-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.legal-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.legal-content p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.legal-content ul, .legal-content ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.legal-content strong {
    font-weight: 600;
}

.legal-content em {
    font-style: italic;
}

.legal-content blockquote {
    border-left: 4px solid var(--accent-color);
    padding-left: 1rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: var(--text-muted);
}

.legal-meta {
    background-color: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--accent-color);
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 2rem;
}

.legal-meta p {
    margin-bottom: 0.25rem;
    line-height: 1.4;
}

.legal-meta p:last-child {
    margin-bottom: 0;
}

/* ===== ACCESIBILIDAD - ESTILOS DE FOCO ===== */
a:focus-visible, button:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
    border-radius: 0.375rem;
}

a:focus, button:focus {
    outline: none;
}