:root {
    --primary: #007bff;
    --dark: #0f172a;
    --light: #f8fafc;
    --accent: #00f2fe;
    --text-gray: #64748b;
}

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

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

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navbar */
nav {
    padding: 1.5rem 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -1px;
}

.logo span { color: var(--primary); }

nav ul { display: flex; list-style: none; align-items: center; }
nav ul li { margin-left: 2rem; }
nav ul li a { text-decoration: none; color: var(--dark); font-weight: 500; }

/* Hero */
.hero {
    padding: 8rem 0;
    background: radial-gradient(circle at top right, #e2e8f0, #f8fafc);
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.highlight {
    background: linear-gradient(to right, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* Botones */
.btn-primary {
    background: var(--dark);
    color: white;
    padding: 1rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    transition: 0.3s;
}

.btn-primary:hover { background: var(--primary); }

/* Grid de Servicios */
.services { padding: 6rem 0; }
.section-title { text-align: center; margin-bottom: 4rem; font-size: 2.5rem; }

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: white;
    padding: 3rem 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s;
    text-align: center;
}

.card:hover { transform: translateY(-10px); }
.card i { font-size: 3rem; color: var(--primary); margin-bottom: 1.5rem; }

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
}