/* Fuentes profesionales de Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@500;600;700&display=swap');

/* Variables - Paleta Premium */
:root {
    /* Colores principales */
    --primary-dark: #2C3E50;
    --primary-darker: #1a252f;
    --accent-neon: #10B981;
    --accent-neon-glow: rgba(16, 185, 129, 0.25);

    /* Escala de grises profesional */
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;

    /* Colores de estado */
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --info: #3B82F6;

    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', sans-serif;

    /* Espaciado y sizing */
    --header-height: 80px;
    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;

    /* Sombras premium */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-neon: 0 0 20px var(--accent-neon-glow), 0 0 40px rgba(16, 185, 129, 0.15);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset mejorado */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-800);
    background-color: #ffffff;
    overflow-x: hidden;
}

/* Header Premium */
header {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 var(--gray-200);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
    transition: all var(--transition-base);
}

header.scrolled {
    box-shadow: var(--shadow-lg);
    background-color: rgba(255, 255, 255, 0.95);
}

nav {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo Premium */
.logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-dark);
    text-decoration: none;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: transform var(--transition-base);
}

.logo:hover {
    transform: translateY(-1px);
}

.logo span {
    color: var(--accent-neon);
    text-shadow: 0 0 10px var(--accent-neon-glow);
}

/* Navegación mejorada */
.nav-links {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    font-size: 0.9375rem;
    letter-spacing: -0.01em;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-base);
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-dark);
    background-color: var(--gray-50);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-neon), transparent);
    transform: translateX(-50%);
    transition: width var(--transition-base);
}

.nav-links a:hover::after {
    width: 80%;
}

/* CTA Button Premium */
.cta-button {
    background: linear-gradient(135deg, var(--accent-neon) 0%, #059669 100%);
    color: white;
    padding: 0.75rem 1.75rem;
    border-radius: var(--border-radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    letter-spacing: -0.01em;
    transition: all var(--transition-base);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left var(--transition-slow);
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-neon);
}

.cta-button:active {
    transform: translateY(0);
}

/* Hero Section Premium */
.hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-darker) 50%, #0f1923 100%);
    color: white;
    padding: calc(var(--header-height) + 100px) 3rem 120px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(16, 185, 129, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-subtitle {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 300;
    margin-bottom: 2rem;
    color: var(--gray-200);
    letter-spacing: -0.01em;
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.1s backwards;
}

.hero p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    max-width: 800px;
    margin: 0 auto 2.5rem;
    color: var(--gray-300);
    line-height: 1.8;
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s backwards;
}

.accent-text {
    color: var(--accent-neon);
    font-weight: 600;
    text-shadow: 0 0 20px var(--accent-neon-glow);
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 5rem 3rem;
}

/* Sección de Servicios */
.services {
    background: linear-gradient(180deg, #ffffff 0%, var(--gray-50) 100%);
    position: relative;
}

.section-title {
    font-family: var(--font-display);
    text-align: center;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-dark);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.section-subtitle {
    text-align: center;
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--gray-600);
    max-width: 700px;
    margin: 0 auto 4rem;
    line-height: 1.7;
}

/* Service Cards Premium */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    text-decoration: none;
    color: var(--gray-800);
    display: block;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--gray-200);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-neon), #059669);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

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

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-neon);
}

.service-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    display: block;
    filter: grayscale(0.3);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    filter: grayscale(0);
    transform: scale(1.1);
}

.service-card h3 {
    font-family: var(--font-display);
    color: var(--primary-dark);
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.service-card p {
    color: var(--gray-600);
    line-height: 1.7;
    font-size: 0.9375rem;
}

/* Página de Servicio Individual */
.service-hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-darker) 100%);
    color: white;
    padding: calc(var(--header-height) + 80px) 3rem 100px;
    text-align: center;
    margin-top: 0;
    position: relative;
    overflow: hidden;
}

.service-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(16, 185, 129, 0.1) 0%, transparent 70%);
}

.service-hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.25rem, 4vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
}

.service-hero p {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--gray-200);
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.service-content {
    padding: 5rem 3rem;
    background: white;
}

/* Feature Grid Premium */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.feature-box {
    background: white;
    padding: 2.25rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-box::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--accent-neon), #059669);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform var(--transition-base);
}

.feature-box:hover::before {
    transform: scaleY(1);
    transform-origin: top;
}

.feature-box:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-neon);
    transform: translateX(4px);
}

.feature-box h3 {
    font-family: var(--font-display);
    color: var(--primary-dark);
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.feature-box p {
    color: var(--gray-600);
    line-height: 1.7;
    font-size: 0.9375rem;
}

/* Benefits List Premium */
.benefits-list {
    list-style: none;
    margin-top: 3rem;
    display: grid;
    gap: 0.75rem;
}

.benefits-list li {
    padding: 1.25rem 1.5rem 1.25rem 3.5rem;
    background: white;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--gray-200);
    position: relative;
    transition: all var(--transition-base);
    color: var(--gray-700);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.benefits-list li:hover {
    border-color: var(--accent-neon);
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.benefits-list li::before {
    content: "✓";
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent-neon);
    font-weight: 700;
    font-size: 1.25rem;
    width: 28px;
    height: 28px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* CTA Box Premium */
.cta-box {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-darker) 100%);
    color: white;
    padding: 4rem 3rem;
    border-radius: var(--border-radius-xl);
    text-align: center;
    margin-top: 5rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.12) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

.cta-box h3 {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
    letter-spacing: -0.02em;
}

.cta-box p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: 2rem;
    color: var(--gray-200);
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-box .cta-button {
    font-size: 1.0625rem;
    padding: 1rem 2.5rem;
    position: relative;
    z-index: 1;
}

/* Footer Premium */
footer {
    background-color: var(--primary-darker);
    color: var(--gray-300);
    padding: 4rem 3rem 2rem;
    border-top: 1px solid rgba(16, 185, 129, 0.15);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    font-family: var(--font-display);
    color: white;
    margin-bottom: 1.25rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.footer-section p,
.footer-section a {
    color: var(--gray-400);
    text-decoration: none;
    display: block;
    margin-bottom: 0.75rem;
    font-size: 0.9375rem;
    transition: all var(--transition-base);
    line-height: 1.6;
}

.footer-section a:hover {
    color: var(--accent-neon);
    transform: translateX(4px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-500);
    font-size: 0.875rem;
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

/* Responsive Premium */
@media (max-width: 1024px) {
    nav {
        padding: 0 2rem;
    }

    .container,
    .service-content {
        padding-left: 2rem;
        padding-right: 2rem;
    }

    .hero {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }

    .nav-links {
        display: none;
    }

    nav {
        padding: 0 1.5rem;
    }

    .services-grid,
    .feature-grid {
        grid-template-columns: 1fr;
    }

    .container,
    .service-content {
        padding: 3rem 1.5rem;
    }

    .hero {
        padding: calc(var(--header-height) + 60px) 1.5rem 80px;
    }

    .cta-box {
        padding: 3rem 2rem;
        margin-top: 3rem;
    }

    .footer-content {
        gap: 2rem;
    }
}

/* Utilidades */
.text-gradient {
    background: linear-gradient(135deg, var(--accent-neon), #059669);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}