/* ============================================
   KENSOFT - HOJA DE ESTILOS PRINCIPAL
   Estilo: Professional Tech (Azul corporativo, Turquesa, Blanco)
   ============================================ */

/* ============================================
   VARIABLES CSS (PALETA PROFESIONAL)
   ============================================ */
:root {
    /* Colores principales - Paleta Profesional Empresarial */
    --color-bg-primary: #0B1120;        /* Azul noche profundo (fondo) */
    --color-bg-secondary: #151E32;      /* Azul grisáceo (tarjetas) */
    --color-bg-tertiary: #1E2942;       /* Azul medio (elementos) */
    --color-bg-card: #1A2336;           /* Color de tarjetas */
    
    /* Colores de acento - Más profesionales */
    --color-accent-primary: #0EA5E9;    /* Azul cielo profesional */
    --color-accent-secondary: #14B8A6;  /* Turquesa empresarial */
    --color-accent-tertiary: #6366F1;   /* Índigo sofisticado */
    --color-accent-success: #10B981;    /* Verde éxito */
    --color-accent-warning: #F59E0B;    /* Ámbar atención */
    
    /* Colores de texto */
    --color-text-primary: #F8FAFC;      /* Blanco puro */
    --color-text-secondary: #94A3B8;    /* Gris azulado */
    --color-text-muted: #64748B;        /* Gris medio */
    --color-text-inverse: #0F172A;      /* Texto oscuro para fondos claros */
    
    /* Gradientes profesionales */
    --gradient-primary: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-tertiary));
    --gradient-secondary: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
    --gradient-text: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary));
    --gradient-hero: linear-gradient(180deg, rgba(14, 165, 233, 0.15) 0%, transparent 100%);
    
    /* Efectos de sombra - Más sutiles y profesionales */
    --shadow-glow-primary: 0 0 40px rgba(14, 165, 233, 0.4);
    --shadow-glow-secondary: 0 0 40px rgba(20, 184, 166, 0.4);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-card-hover: 0 8px 32px rgba(14, 165, 233, 0.3);
    --shadow-header: 0 4px 30px rgba(0, 0, 0, 0.5);
    
    /* Glassmorphism - Más sólido para legibilidad */
    --glass-bg: rgba(21, 30, 50, 0.95);
    --glass-bg-solid: rgba(11, 17, 32, 0.98);
    --glass-border: rgba(148, 163, 184, 0.15);
    --glass-blur: blur(16px);
    
    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
    --spacing-3xl: 7rem;
    
    /* Bordes */
    --radius-sm: 0.375rem;
    --radius-md: 0.625rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;
    
    /* Transiciones */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-index */
    --z-header: 1000;
    --z-whatsapp: 999;
    --z-modal: 2000;
    --z-tooltip: 3000;
}

/* ============================================
   RESET Y ESTILOS BASE
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Scrollbar personalizado profesional */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-primary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--color-accent-primary), var(--color-accent-secondary));
    border-radius: var(--radius-full);
    border: 2px solid var(--color-bg-primary);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--color-accent-secondary), var(--color-accent-primary));
}

/* Selección de texto */
::selection {
    background: var(--color-accent-primary);
    color: var(--color-text-primary);
}

/* ============================================
   UTILIDADES
   ============================================ */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

/* ============================================
   BOTONES (MEJORADOS)
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.btn:hover::before {
    transform: translateX(100%);
}

.btn-primary {
    background: var(--gradient-secondary);
    color: var(--color-text-primary);
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.5);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-accent-primary);
}

.btn-secondary:hover {
    background: var(--color-accent-primary);
    color: var(--color-text-primary);
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.4);
}

.btn-full {
    width: 100%;
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.0625rem;
}

.btn i {
    font-size: 1.125rem;
}

/* ============================================
   HEADER / NAVEGACIÓN (FONDO SÓLIDO)
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-header);
    padding: var(--spacing-md) 0;
    transition: all var(--transition-normal);
    background: var(--glass-bg-solid);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
}

.header.scrolled {
    padding: var(--spacing-sm) 0;
    box-shadow: var(--shadow-header);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--color-text-primary);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo-icon {
    width: 45px;
    height: 45px;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    list-style: none;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-accent-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-text);
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-cta {
    margin-left: var(--spacing-lg);
    padding: var(--spacing-sm) var(--spacing-lg);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    z-index: calc(var(--z-header) + 1);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    position: relative;
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.hamburger::before {
    top: -7px;
}

.hamburger::after {
    top: 7px;
}

/* ============================================
   HERO SECTION (MEJORADA)
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.hero-bg-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(14, 165, 233, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(20, 184, 166, 0.12) 0%, transparent 50%);
    z-index: -1;
}

/* Grid de fondo sutil */
.hero-bg-animation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(148, 163, 184, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-logo-container {
    margin-bottom: var(--spacing-lg);
    animation: float 4s ease-in-out infinite;
}

.hero-logo {
    width: 140px;
    height: 140px;
    object-fit: contain;
    filter: drop-shadow(var(--shadow-glow-primary));
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.0625rem, 2vw, 1.3125rem);
    color: var(--color-text-secondary);
    max-width: 680px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-2xl);
    justify-content: center;
    flex-wrap: wrap;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--glass-border);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--color-accent-primary);
    font-family: var(--font-mono);
    letter-spacing: -0.02em;
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
    font-weight: 500;
}

/* ============================================
   SECCIONES GENERALES
   ============================================ */
section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ============================================
   SERVICIOS (TARJETAS PROFESIONALES)
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-secondary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

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

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(14, 165, 233, 0.4);
    box-shadow: var(--shadow-card-hover);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-secondary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.75rem;
    color: var(--color-text-primary);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.service-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-features {
    list-style: none;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.service-features li {
    padding: var(--spacing-xs) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.service-features i {
    color: var(--color-accent-secondary);
    font-size: 1rem;
}

/* ============================================
   SOBRE NOSOTROS
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-text {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.about-text strong {
    color: var(--color-accent-primary);
}

.about-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.about-stat {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-lg);
    min-width: 120px;
}

.about-stat-number {
    display: block;
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--color-accent-primary);
    font-family: var(--font-mono);
}

.about-stat-label {
    display: block;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
    font-weight: 500;
}

/* Dashboard Preview */
.about-dashboard {
    display: flex;
    justify-content: center;
}

.dashboard-preview {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-card);
}

.dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--glass-border);
}

.dashboard-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.dashboard-status {
    color: var(--color-accent-success);
    font-size: 0.8125rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.dashboard-status i {
    font-size: 0.5rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.dashboard-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.metric-card {
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    text-align: center;
    border: 1px solid var(--glass-border);
}

.metric-label {
    display: block;
    font-size: 0.6875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metric-value {
    display: block;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-accent-primary);
    font-family: var(--font-mono);
}

.dashboard-chart {
    display: flex;
    align-items: flex-end;
    gap: var(--spacing-xs);
    height: 100px;
    padding: var(--spacing-sm);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
}

.chart-bar {
    flex: 1;
    background: var(--gradient-secondary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    animation: chartGrow 1.2s ease-out forwards;
    opacity: 0.9;
}

.chart-bar:nth-child(odd) {
    opacity: 0.7;
}

@keyframes chartGrow {
    from { height: 0; }
}

/* ============================================
   CONTACTO (MEJORADO)
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-2xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 1px solid var(--glass-border);
}

.contact-icon i {
    font-size: 1.5rem;
    color: var(--color-accent-primary);
}

.contact-details h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.contact-details p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

/* Redes sociales en contacto */
.contact-social {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--glass-border);
}

.contact-social h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.social-links-inline {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link-inline {
    width: 44px;
    height: 44px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    border: 1px solid var(--glass-border);
    font-size: 1.25rem;
}

.social-link-inline:hover {
    background: var(--color-accent-primary);
    color: var(--color-text-primary);
    border-color: var(--color-accent-primary);
    transform: translateY(-3px);
}

/* Formulario */
.contact-form {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-card);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-secondary);
}

.form-label i {
    color: var(--color-accent-primary);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
    background: var(--color-bg-secondary);
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

.form-textarea {
    min-height: 160px;
    resize: vertical;
    font-family: var(--font-primary);
}

.form-message {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    display: none;
    font-weight: 500;
}

.form-message.success {
    display: block;
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-accent-success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.form-message.error {
    display: block;
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* ============================================
   CTA FINAL
   ============================================ */
.cta-final {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
    border-top: 1px solid var(--glass-border);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.cta-content p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   FOOTER (PROFESIONAL)
   ============================================ */
.footer {
    background: var(--color-bg-secondary);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    border-top: 1px solid var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--color-text-primary);
    font-weight: 700;
    font-size: 1.375rem;
    margin-bottom: var(--spacing-md);
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.footer-description {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.8;
    max-width: 300px;
}

.footer-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

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

.footer-list li {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-list a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
}

.footer-list a:hover {
    color: var(--color-accent-primary);
    padding-left: 5px;
}

.footer-list i {
    color: var(--color-accent-primary);
    font-size: 1rem;
}

.footer-contact li {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--glass-border);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-legal a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

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

/* ============================================
   BOTÓN FLOTANTE DE WHATSAPP
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 65px;
    height: 65px;
    background: #25D366;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    z-index: var(--z-whatsapp);
    transition: all var(--transition-normal);
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.7);
    background: #20BA5A;
}

.whatsapp-float i {
    font-size: 2.25rem;
}

/* Animación de pulso para WhatsApp */
.whatsapp-float::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: #25D366;
    border-radius: var(--radius-full);
    z-index: -1;
    animation: whatsappPulse 2s ease-in-out infinite;
}

@keyframes whatsappPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.7;
    }
    50% {
        transform: scale(1.3);
        opacity: 0;
    }
}

/* ============================================
   RESPONSIVE / MEDIA QUERIES
   ============================================ */
@media (max-width: 1024px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero-stats {
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 400px;
        height: 100vh;
        background: var(--color-bg-secondary);
        flex-direction: column;
        justify-content: center;
        padding: var(--spacing-xl);
        transition: right var(--transition-normal);
        border-left: 1px solid var(--glass-border);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .nav-cta {
        display: none;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .stat-number {
        font-size: 2.25rem;
    }
    
    .about-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .about-stat {
        min-width: 100%;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-logo,
    .social-links-inline,
    .footer-bottom-content {
        justify-content: center;
    }
    
    .footer-legal {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .whatsapp-float {
        width: 60px;
        height: 60px;
        bottom: 20px;
        right: 20px;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   ANIMACIONES ADICIONALES
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-on-scroll {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

/* Loading animation para el logo */
@keyframes glow {
    0%, 100% {
        filter: drop-shadow(var(--shadow-glow-primary));
    }
    50% {
        filter: drop-shadow(0 0 50px rgba(14, 165, 233, 0.6));
    }
}

.hero-logo {
    animation: float 4s ease-in-out infinite, glow 3s ease-in-out infinite;
}

/* Overlay para menú móvil */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 17, 32, 0.8);
    backdrop-filter: blur(4px);
    z-index: calc(var(--z-header) - 1);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}