:root {
    --primary: #2563eb;
    --dark: #1e293b;
    --light: #f8fafc;
    --text: #475569;
    --bg: #ffffff;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    scroll-behavior: smooth;
}

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

/* Navegación */
nav {
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    z-index: 100;
}

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

.logo {
    font-weight: 600;
    font-size: 1.5rem;
    color: var(--dark);
}

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

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

nav a {
    text-decoration: none;
    color: var(--text);
    font-weight: 400;
    transition: var(--transition);
}

nav a:hover { color: var(--primary); }

/* Hero Section */
header {
    padding: 10rem 0 6rem;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--dark);
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.text-gradient {
    background: linear-gradient(90deg, #2563eb, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

/* Botones */
.btn {
    padding: 0.8rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
}

.primary { background: var(--dark); color: white; }
.primary:hover { background: var(--primary); transform: translateY(-2px); }

.secondary { border: 1px solid #e2e8f0; color: var(--dark); margin-left: 1rem; }
.secondary:hover { background: var(--light); }

/* Secciones y Grillas */
.section-title {
    font-size: 2rem;
    color: var(--dark);
    margin-bottom: 3rem;
    text-align: center;
}

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

.card, .project-card {
    background: white;
    padding: 2.5rem;
    border: 1px solid #f1f5f9;
    border-radius: 12px;
    transition: var(--transition);
}

.card:hover, .project-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border-color: var(--primary);
}

.bg-light { background-color: var(--light); padding: 6rem 0; }

.tag {
    font-size: 0.8rem;
    background: #eff6ff;
    color: var(--primary);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    margin-right: 0.5rem;
}

footer {
    padding: 4rem 0;
    text-align: center;
    border-top: 1px solid #f1f5f9;
}

/* Espaciado general para secciones */
.section-padding {
    padding: 8rem 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: start;
}

/* Estilos del Formulario */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.form-group input, 
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.full-width {
    width: 100%;
    cursor: pointer;
}

/* Información de contacto */
.contact-info h3 {
    margin-bottom: 1rem;
    color: var(--dark);
}

.info-item {
    margin-bottom: 1.5rem;
}

.info-item strong {
    display: block;
    color: var(--dark);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.social-links {
    margin-top: 2rem;
    display: flex;
    gap: 1.5rem;
}

.social-links a {
    text-decoration: none;
    font-weight: 600;
    color: var(--primary);
    font-size: 0.9rem;
}

/* Adaptación para móviles */
@media (max-width: 768px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    nav ul { display: none; } /* Podrías añadir un menú hamburguesa aquí */
}