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

:root {
    --primary-dark: #0a0a0a;
    --secondary-dark: #1a1a1a;
    --accent-blue: #00d4ff;
    --accent-blue-dark: #0099cc;
    --text-light: #ffffff;
    --text-gray: #b0b0b0;
    --gradient: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--primary-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: 'Orbitron', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-blue);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue);
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: var(--accent-blue);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-light);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: var(--gradient);
    overflow: hidden;
}

.hero-content {
    text-align: center;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    font-family: 'Orbitron', monospace;
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--accent-blue), #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from { text-shadow: 0 0 20px var(--accent-blue); }
    to { text-shadow: 0 0 30px var(--accent-blue), 0 0 40px var(--accent-blue); }
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    color: var(--primary-dark);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.4);
}

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

.btn-secondary:hover {
    background: var(--accent-blue);
    color: var(--primary-dark);
}

/* Secciones */
section {
    padding: 100px 0;
}

.section-title {
    font-family: 'Orbitron', monospace;
    font-size: 3rem;
    text-align: center;
    margin-bottom: 4rem;
    background: linear-gradient(135deg, var(--accent-blue), #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Servicios */
.servicios {
    background: var(--secondary-dark);
}

.servicios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.servicio-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 3rem 2rem;
    border-radius: 20px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.servicio-card:hover {
    transform: translateY(-10px);
    background: rgba(0, 212, 255, 0.1);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
}

.servicio-icon {
    font-size: 4rem;
    color: var(--accent-blue);
    margin-bottom: 1.5rem;
}

.servicio-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

/* Nosotros */
.nosotros-content {
    max-width: 800px;
    margin: 0 auto;
}

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

.nosotros-text p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

/* Redes */
.redes {
    background:
        radial-gradient(circle at top, rgba(0, 212, 255, 0.18), transparent 35%),
        linear-gradient(180deg, #111111 0%, #181818 100%);
}

.redes-intro {
    max-width: 680px;
    margin: 0 auto 3rem;
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-gray);
}

.redes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.red-social-card {
    padding: 2.5rem 2rem;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.red-social-card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 212, 255, 0.35);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.25);
}

.red-social-icon {
    width: 82px;
    height: 82px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 2.4rem;
    color: var(--text-light);
}

.red-social-icon.whatsapp {
    background: linear-gradient(135deg, #1bd741, #0f8b2d);
    box-shadow: 0 0 30px rgba(27, 215, 65, 0.3);
}

.red-social-icon.instagram {
    background: linear-gradient(135deg, #f58529, #dd2a7b 45%, #8134af 75%, #515bd4);
    box-shadow: 0 0 30px rgba(221, 42, 123, 0.28);
}

.red-social-card h3 {
    font-size: 1.6rem;
    margin-bottom: 0.8rem;
}

.red-social-card p {
    color: var(--text-gray);
    margin-bottom: 1.8rem;
}

.social-btn {
    min-width: 210px;
}

/* Contacto */
.contacto {
    background: var(--secondary-dark);
}

.contacto-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    color: var(--text-light);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-gray);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
    background: rgba(255, 255, 255, 0.08);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.hidden-field {
    position: absolute;
    left: -9999px;
}

.form-status {
    min-height: 1.5rem;
    margin-top: 1rem;
    text-align: center;
    font-size: 0.95rem;
}

.form-status.is-loading {
    color: var(--text-gray);
}

.form-status.is-success {
    color: var(--accent-blue);
}

.form-status.is-error {
    color: #ff8a8a;
}

/* WhatsApp flotante */
.whatsapp-float {
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #25d366, #128c4a);
    color: #ffffff;
    font-size: 2rem;
    text-decoration: none;
    box-shadow: 0 16px 35px rgba(18, 140, 74, 0.35);
    z-index: 1100;
    transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
    animation: whatsappPulse 2.2s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 20px 40px rgba(18, 140, 74, 0.45);
    filter: brightness(1.05);
}

.whatsapp-float:focus-visible {
    outline: 3px solid rgba(255, 255, 255, 0.75);
    outline-offset: 4px;
}

@keyframes whatsappPulse {
    0%, 100% {
        box-shadow: 0 16px 35px rgba(18, 140, 74, 0.35), 0 0 0 0 rgba(37, 211, 102, 0.35);
    }
    50% {
        box-shadow: 0 16px 35px rgba(18, 140, 74, 0.35), 0 0 0 12px rgba(37, 211, 102, 0);
    }
}

/* Footer */
.footer {
    background: var(--primary-dark);
    padding: 3rem 0 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-brand i {
    font-size: 2rem;
    color: var(--accent-blue);
}

.footer-brand h3 {
    font-family: 'Orbitron', monospace;
    color: var(--accent-blue);
}

.footer-contact p {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.footer-contact a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-contact a:hover {
    color: var(--accent-blue);
}

.footer-contact i {
    color: var(--accent-blue);
    margin-right: 0.5rem;
    width: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(10, 10, 10, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .servicios-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .social-btn {
        width: 100%;
        min-width: 0;
    }

    .whatsapp-float {
        right: 18px;
        bottom: 18px;
        width: 58px;
        height: 58px;
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .hero-subtitle {
        font-size: 1.2rem;
    }
}