:root {
    --bg-dark: #00020a;
    --bg-surface: #020a1c;
    --accent-blue: #00f0ff;
    --accent-purple: #0077ff;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Canvas */
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    background: radial-gradient(circle at center, #020d24 0%, #00020a 100%);
}

.brand-logo {
    height: 48px;
    width: auto;
    object-fit: contain;
    border-radius: 8px; /* Opcional por si la imagen es cuadrada */
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    transition: var(--transition);
    padding: 24px 0;
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 16px 0;
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: 2px;
}

.logo span {
    color: var(--accent-blue);
    font-weight: 300;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a:not(.btn) {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition);
    position: relative;
}

.nav-links a:not(.btn):hover {
    color: var(--accent-blue);
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -4px;
    left: 0;
    background-color: var(--accent-blue);
    transition: width 0.3s ease;
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 4px;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    outline: none;
}

.btn-primary {
    background: var(--text-primary);
    color: var(--bg-dark);
}

.btn-primary:hover {
    background: var(--accent-blue);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    position: relative;
    overflow: hidden;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--text-primary);
    transition: var(--transition);
}

.btn-secondary:hover::before {
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    border-color: var(--accent-blue);
    background: rgba(0, 240, 255, 0.05);
}

.btn-block {
    width: 100%;
}

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 40px;
}

/* Layout Containers */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px 24px;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 60px;
    letter-spacing: -1px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 0 24px;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    z-index: 10;
}

.hero-title {
    font-size: clamp(3.5rem, 8vw, 6.5rem);
    text-transform: uppercase;
    letter-spacing: -2px;
    margin-bottom: 24px;
    text-shadow: 0 0 40px rgba(0,0,0,0.5);
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 48px;
    font-weight: 300;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0.6;
    animation: bounce 2s infinite;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 1px solid var(--text-primary);
    border-radius: 20px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--text-primary);
    border-radius: 2px;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-10px) translateX(-50%); }
    60% { transform: translateY(-5px) translateX(-50%); }
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

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

.about-text em {
    color: var(--accent-blue);
    font-style: normal;
    font-weight: 500;
}

.about-image {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 119, 255, 0.15);
    border: 1px solid var(--glass-border);
    transition: var(--transition);
    display: block;
}

.about-image:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 240, 255, 0.25);
    border-color: rgba(0, 240, 255, 0.3);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 240, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.service-card:hover::before {
    transform: translateX(100%);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.service-card p {
    color: var(--text-secondary);
}

/* Contact Section */
.contact-wrapper {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contact-wrapper p {
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.contact-form {
    text-align: left;
}

.form-group {
    margin-bottom: 24px;
}

input, textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 4px;
    padding: 16px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.1);
}

/* Footer */
footer {
    border-top: 1px solid var(--glass-border);
    padding: 40px 24px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
}

.footer-logo {
    justify-self: start;
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.2rem;
}

.footer-logo span {
    color: var(--accent-blue);
    font-weight: 300;
}

.footer-socials {
    display: flex;
    gap: 20px;
    justify-self: center;
}

.footer-socials a {
    color: var(--text-secondary);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-socials a:hover {
    color: var(--accent-blue);
    transform: translateY(-3px) scale(1.1);
}

.social-icon {
    width: 20px;
    height: 20px;
}

.footer-copy {
    justify-self: end;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Fade In Animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Floating WhatsApp Button */
.float-whatsapp {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: rgba(37, 211, 102, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    border-radius: 50px;
    box-shadow: 0 0 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition);
}

.float-whatsapp:hover {
    transform: translateY(-5px) scale(1.05);
    background-color: rgba(37, 211, 102, 1);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.6);
}

.wa-icon {
    width: 32px;
    height: 32px;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* In a full build, add a hamburger menu */
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }
    
    .footer-container {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .footer-copy {
        width: 100%;
        text-align: left;
    }

    .float-whatsapp {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }

    .wa-icon {
        width: 26px;
        height: 26px;
    }
}