@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #f8f9fc 0%, #e6f0fa 100%);
    color: #1a2a44;
    line-height: 1.7;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 20%, rgba(180,200,255,0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(180,220,255,0.12) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* ==================== HEADER CON IMAGEN TECNOLÓGICA ==================== */
header {
    height: 90px;
    background: linear-gradient(rgba(26, 42, 68, 0.85), rgba(26, 42, 68, 0.9)),
                url('https://images.unsplash.com/photo-1558494949-ef0d38d3d8f4?ixlib=rb-4.0.3&auto=format&fit=crop&q=80') center/cover no-repeat;
    background-attachment: fixed;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 80, 160, 0.15);
    border-bottom: 2px solid #6aa8ff;
}

nav {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 25px;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.4rem;
    font-weight: 700;
    letter-spacing: 1px;
    background: linear-gradient(90deg, #ffffff, #a8c0ff, #ffffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    text-shadow: 0 2px 10px rgba(90, 140, 255, 0.6);
}

.logo span {
    color: #6aa8ff;
}

.menu a {
    color: #ffffff;
    text-decoration: none;
    margin-left: 35px;
    font-weight: 500;
    transition: all 0.3s;
}

.menu a:hover {
    color: #a8c0ff;
    text-shadow: 0 0 10px rgba(168, 192, 255, 0.8);
}

/* Resto de estilos (hero, secciones, etc.) - sin cambios */

.hero {
    height: 100vh;
    min-height: 680px;
    background: linear-gradient(135deg, #e6f0fa 0%, #d0e0f5 100%),
                url('https://images.unsplash.com/photo-1581091226825-a6a035833173?ixlib=rb-4.0.3&auto=format&fit=crop&q=80') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.75), rgba(180,210,255,0.65));
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 950px;
    padding: 0 20px;
}

.hero h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 4.8rem;
    font-weight: 700;
    letter-spacing: 3px;
    margin-bottom: 20px;
    color: #1a2a44;
    text-shadow: 0 4px 15px rgba(90, 140, 255, 0.25);
}

.hero p {
    font-size: 1.45rem;
    margin-bottom: 45px;
    color: #2a3a5a;
    font-weight: 400;
}

.btn {
    display: inline-block;
    background: linear-gradient(90deg, #3a7cff, #6aa8ff);
    color: white;
    padding: 16px 45px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 1.5px;
    font-size: 1.1rem;
    box-shadow: 0 8px 25px rgba(58, 124, 255, 0.35);
    transition: all 0.4s;
}

.btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(58, 124, 255, 0.5);
}

section {
    padding: 110px 25px;
    max-width: 1300px;
    margin: 0 auto;
}

h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 3.2rem;
    text-align: center;
    margin-bottom: 80px;
    background: linear-gradient(90deg, #2a4a7a, #5a8cff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 35px;
}

.service-card {
    background: white;
    border: 1px solid #c0d0f0;
    border-radius: 18px;
    padding: 45px 35px;
    text-align: center;
    transition: all 0.4s;
    box-shadow: 0 10px 30px rgba(90, 140, 255, 0.08);
}

.service-card:hover {
    border-color: #5a8cff;
    box-shadow: 0 20px 45px rgba(90, 140, 255, 0.18);
    transform: translateY(-12px);
}

.service-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.65rem;
    margin: 25px 0 15px;
    color: #2a4a7a;
}

.contact {
    background: linear-gradient(135deg, #1a2a44, #2a4a7a);
    color: white;
    border-top: 4px solid #6aa8ff;
    text-align: center;
}

.contact h2 {
    color: white;
    background: none;
    -webkit-text-fill-color: white;
    margin-bottom: 20px;
}

.contact p {
    font-size: 1.35rem;
    max-width: 800px;
    margin: 0 auto 40px;
}

.contact-info {
    font-size: 1.35rem;
    line-height: 2.2;
}

.contact-info a {
    color: #6aa8ff;
    text-decoration: none;
}

footer {
    background: #0f1c33;
    color: #a0b8e0;
    text-align: center;
    padding: 45px 20px;
    font-size: 0.95rem;
}

.whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(45deg, #00cc88, #00aa66);
    color: white;
    width: 68px;
    height: 68px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
    box-shadow: 0 8px 25px rgba(0, 204, 136, 0.4);
    z-index: 1000;
    text-decoration: none;
    transition: all 0.3s;
}

.whatsapp:hover {
    transform: scale(1.12);
    box-shadow: 0 12px 35px rgba(0, 204, 136, 0.6);
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 3.5rem;
    }
    .menu a {
        margin-left: 15px;
        font-size: 0.95rem;
    }
    nav {
        padding: 0 15px;
    }
}