:root {
    --bg: #0A0A0A;
    --accent: #00FF94;
    --text-high: #FFFFFF;
    --text-mid: #888888;
    --text-low: #333333;
    --font-main: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg);
    color: var(--text-high);
    font-family: var(--font-main);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Efecto de grano sutil */
.grain {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-image: url('https://grainy-gradients.vercel.app/noise.svg');
    opacity: 0.05; pointer-events: none; z-index: 9999;
}

.mono { font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 2px; font-size: 0.75rem; }

/* Navegación */
nav {
    display: flex; justify-content: space-between; align-items: center;
    padding: 2rem 5%; position: fixed; width: 100%; top: 0; z-index: 100;
    background: linear-gradient(to bottom, var(--bg), transparent);
}

.logo { font-family: var(--font-mono); font-weight: 500; font-size: 1.1rem; }
.blink { animation: blink 1s infinite; color: var(--accent); }

.nav-links a {
    color: var(--text-mid); text-decoration: none; font-size: 0.8rem;
    margin-left: 2rem; transition: 0.3s; font-family: var(--font-mono);
}

.nav-links a:hover, .nav-links .nav-cta { color: var(--accent); }

/* Hero */
.hero {
    height: 100vh; display: flex; align-items: center; padding: 0 8%;
    border-bottom: 1px solid var(--text-low);
}

.tagline { color: var(--accent); margin-bottom: 1.5rem; display: block; }

h1 {
    font-size: clamp(3rem, 8vw, 7rem); font-weight: 900; line-height: 0.9;
    letter-spacing: -3px; margin-bottom: 2rem; max-width: 1200px;
}

.hero-subtext {
    font-size: clamp(1rem, 2vw, 1.25rem); color: var(--text-mid);
    max-width: 800px; margin-bottom: 3rem; font-weight: 300;
}

.divider { color: var(--text-low); margin: 0 10px; }

/* Botones */
.cta-group { display: flex; gap: 2rem; }

.btn-primary {
    background: var(--accent); color: var(--bg); padding: 1.2rem 2.5rem;
    text-decoration: none; font-weight: 700; font-family: var(--font-mono);
    transition: 0.4s; font-size: 0.9rem;
}

.btn-secondary {
    border: 1px solid var(--text-low); color: var(--text-high);
    padding: 1.2rem 2.5rem; text-decoration: none; font-family: var(--font-mono);
    transition: 0.4s; font-size: 0.9rem;
}

.btn-primary:hover { transform: scale(1.05); box-shadow: 0 0 30px rgba(0, 255, 148, 0.3); }

/* Grid Section */
.grid-section { padding: 10rem 8%; border-bottom: 1px solid var(--text-low); }
.section-label { color: var(--text-low); margin-bottom: 4rem; }

.cards-container {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1px;
    background-color: var(--text-low); /* Crea las líneas divisorias */
}

.card {
    background-color: var(--bg); padding: 4rem 2rem; transition: 0.5s;
}

.card:hover { background-color: #111; }
.card-num { color: var(--accent); margin-bottom: 2rem; display: block; }
.card h3 { font-size: 1.8rem; margin-bottom: 1.5rem; font-weight: 700; }
.card p { color: var(--text-mid); line-height: 1.6; font-size: 1rem; }

/* Footer */
footer { padding: 4rem 8%; }
.footer-wrap { display: flex; justify-content: space-between; align-items: flex-end; }
.footer-info p { margin-top: 0.5rem; }
.location { color: var(--text-low); font-size: 0.8rem; }
.footer-socials a { color: var(--text-mid); text-decoration: none; margin-left: 2rem; transition: 0.3s; }
.footer-socials a:hover { color: var(--accent); }

@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* Responsive */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .cta-group { flex-direction: column; width: 100%; }
    h1 { letter-spacing: -1px; }
}