/* 
   Eduardo Web Design - Agencia B2B 
   Estilos base y UI moderna (Glassmorphism & Gradients)
*/

:root {
    /* Paleta de Colores (Premium Dark Theme) */
    --bg-main: #0B0B0F;
    --bg-secondary: #13141C;
    --bg-card: rgba(255, 255, 255, 0.03);
    
    --text-primary: #FFFFFF;
    --text-secondary: #A1A1AA;
    
    /* Acentos basados en el logo (Azul a Morado) */
    --accent-primary: #00F0FF; /* Cyan */
    --accent-secondary: #6366F1; /* Indigo */
    --accent-tertiary: #8B5CF6; /* Violeta */
    
    --gradient-brand: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary), var(--accent-tertiary));
    
    /* Tipografía */
    --font-sans: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
    
    /* Espaciado */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
    
    /* Borders */
    --radius-md: 12px;
    --radius-lg: 24px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    font-family: var(--font-sans);
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--text-primary);
    text-decoration: none;
    transition: 0.3s ease;
}

/* Utils */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.text-center { text-align: center; }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.text-gradient {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Botones */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: var(--gradient-brand);
    color: #fff;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255,255,255,0.1);
    color: #fff;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.15);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--accent-secondary);
    color: #fff;
}

.btn-outline:hover {
    background: var(--accent-secondary);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 100;
    background: rgba(11, 11, 15, 0.8);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
}

.logo-highlight {
    color: var(--accent-primary);
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-secondary);
}

.nav-links a:hover {
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    position: relative;
    padding-top: 150px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 800;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(0, 240, 255, 0.1);
    color: var(--accent-primary);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
    border: 1px solid rgba(0, 240, 255, 0.2);
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

/* Decoraciones */
.bg-blur {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: 1;
}

.blur-1 {
    top: -10%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: rgba(0, 240, 255, 0.15);
}

.blur-2 {
    bottom: 10%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: rgba(139, 92, 246, 0.15);
}

/* Glass Panel Mockup */
.glass-panel {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 2rem;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.stat-bar {
    width: 100%;
    height: 8px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    margin: 1rem 0;
    overflow: hidden;
}

.stat-bar .fill {
    height: 100%;
    background: var(--gradient-brand);
}

/* Sections */
.section {
    padding: var(--spacing-xl) 0;
}

.dark-section {
    background-color: var(--bg-secondary);
}

.section-title {
    font-size: 2.5rem;
}

.section-subtitle {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem auto;
}

/* Grids */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(255,255,255,0.1);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.link-arrow {
    display: inline-block;
    margin-top: 1rem;
    color: var(--accent-primary);
    font-weight: 600;
}

/* Demos */
.demo-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.05);
}

.demo-image {
    height: 250px;
    position: relative;
    display: flex;
    align-items: flex-end;
    padding: 1rem;
}

.demo-badge {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(5px);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
}

.demo-info {
    padding: 2rem;
}

/* Footer */
.footer {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 4rem 0 2rem 0;
    background: var(--bg-secondary);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-secondary);
}

.footer-links a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-secondary);
}

/* Utilidades Extra */
.zoom-hover:hover {
    transform: scale(1.05) !important;
    cursor: pointer;
}

/* Lightbox (Zoom Imágenes) */
.lightbox {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
    position: relative;
    top: 50%;
    transform: translateY(-50%);
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    animation: zoomIn 0.3s ease;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 900;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -1px;
}
.logo-img {
    height: 45px;
    display: block;
}
.logo-text {
    display: block;
}
.logo-highlight {
    color: var(--primary-color);
}

.lightbox-close:hover {
    color: var(--primary-color);
}

@keyframes zoomIn {
    from {transform: translateY(-50%) scale(0.8)}
    to {transform: translateY(-50%) scale(1)}
}

/* =========================================
   Estilos Premium para Artículos del Blog
   ========================================= */
.blog-header {
    margin-top: 0;
    padding-top: 120px; /* Evita margin collapse con el header fijo */
    padding-bottom: 2rem;
}

.breadcrumbs {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.breadcrumbs a {
    color: var(--accent-primary);
    text-decoration: none;
}

.blog-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.blog-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.blog-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.blog-hero-img {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin-bottom: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.blog-content {
    max-width: 800px;
    margin: 0 auto;
}

.blog-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #e2e8f0;
    text-align: left; /* Mantenemos izquierda por legibilidad, con buen espaciado */
}

.blog-content h2 {
    font-size: 2rem;
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    color: #fff;
}

.blog-content ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.blog-content li {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 0.8rem;
    color: #e2e8f0;
}

/* Desktop Mobile Menu Hidden */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 8px 0; /* Reducimos drásticamente el padding vertical heredado */
    }
    
    .navbar .container {
        display: flex;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: 0 1rem; /* Quitamos padding vertical extra del contenedor */
        width: 100%;
        box-sizing: border-box;
    }
    
    .logo {
        order: 1;
        flex-shrink: 0;
    }
    
    .logo-text {
        display: none !important; 
    }
    
    #header-cta {
        display: inline-block;
        padding: 10px 16px; /* Mejoramos el área táctil */
        font-size: 0.95rem; /* Letra más legible */
        order: 2;
        margin: 0 auto; 
        white-space: nowrap;
    }
    
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        order: 3;
        flex-shrink: 0;
        min-width: 40px;
        min-height: 40px;
        margin: 0;
        background: transparent;
        flex-shrink: 0;
        min-width: 40px;
        min-height: 40px;
        background: rgba(255, 255, 255, 0.05); /* Fondo sutil para que resalte */
        border-radius: 8px;
    }
    
    .nav-links {
        display: none; /* Por defecto oculto */
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        height: 100vh; /* Ocupa toda la pantalla para inmersión */
        background: rgba(19, 20, 28, 0.98);
        backdrop-filter: blur(20px);
        padding: 2rem 1.5rem 6rem 1.5rem;
        border-bottom: 1px solid rgba(255,255,255,0.1);
        z-index: 100;
        box-shadow: 0 10px 20px rgba(0,0,0,0.5);
        overflow-y: auto;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links a {
        display: block;
        padding: 1rem 0; /* Touch Target de 44px+ */
        font-size: 1.2rem;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }

    /* Submenú Dropdown en Móvil (Acordeón) */
    .dropdown-menu {
        display: none; /* Oculto inicialmente */
        flex-direction: column;
        padding-left: 1rem;
        margin-top: 0.5rem;
        background: transparent;
        position: static;
        box-shadow: none;
        border: none;
        min-width: 100%;
    }

    .dropdown.mobile-open .dropdown-menu {
        display: flex;
    }

    .dropdown > a::after {
        content: ' ▼';
        font-size: 0.8rem;
        float: right;
    }
    .dropdown.mobile-open > a::after {
        content: ' ▲';
    }

    /* Hero Section */
    .hero {
        padding-top: 140px; /* Incrementado para que no lo tape el header fijo */
        padding-bottom: 60px;
        min-height: auto;
    }
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    .hero-content h1 {
        font-size: clamp(2.5rem, 8vw, 4rem); 
        line-height: 1.1;
    }
    .hero-content p {
        font-size: 1.1rem;
    }
    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        width: 100%;
    }
    .hero-actions .btn {
        width: 100%;
        max-width: 300px;
    }
    .glass-panel {
        margin-bottom: 30px; /* Margen debajo del panel para separar la siguiente sección */
    }

    /* Grillas - Restaurando a como estaban que funcionaban perfecto */
    .grid-3, .grid-2 {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Blog Responsive */
    .blog-header {
        margin-top: 0;
        padding-top: 80px; /* Usar padding evita el colapso de márgenes (el gap gigante) */
    }
    
    .blog-title {
        font-size: clamp(2rem, 6vw, 3.5rem); 
        line-height: 1.2;
        letter-spacing: -0.5px;
    }
    
    .blog-meta {
        font-size: 0.8rem;
        gap: 0.8rem;
    }
    
    .blog-hero-img {
        max-height: 250px;
        margin-bottom: 2rem;
        border-radius: var(--radius-md); /* Menos curva en pantallas pequeñas */
    }
    
    .blog-content p {
        font-size: 1.05rem;
        line-height: 1.7;
    }
    
    .blog-content h2 {
        font-size: 1.5rem;
        margin-top: 2rem;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-bottom {
        justify-content: center !important;
        text-align: center;
    }
    .footer-bottom div {
        justify-content: center;
        width: 100%;
    }
}