:root {
    --primary: #0b132b;
    --secondary: #1c2541;
    --accent: #00b4d8;
    --accent-hover: #0096c7;
    --bg-light: #f8f9fa;
    --text-color: #333333;
    --text-muted: #6c757d;
    --white: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--white);
}

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

/* Header & Navbar */
header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

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

nav {
    display: flex;
    align-items: center;
    gap: 25px;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.3s;
}

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

.btn-cta {
    background: var(--accent);
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: 6px;
    transition: background 0.3s;
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary);
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    padding: 180px 20px 120px;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 18px;
    color: #cbd5e1;
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--accent);
    color: var(--white);
    padding: 12px 28px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: background 0.3s;
}

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

.btn-secondary {
    background: transparent;
    color: var(--white);
    padding: 12px 28px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    border: 2px solid var(--white);
    transition: background 0.3s, color 0.3s;
}

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

/* Services Section */
.services {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.services h2 {
    text-align: center;
    font-size: 32px;
    color: var(--primary);
    margin-bottom: 10px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 60px;
    font-size: 16px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 35px 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid #e2e8f0;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.service-card .icon {
    font-size: 36px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-muted);
    font-size: 15px;
}

/* Contact Section */
.contact {
    padding: 100px 0;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.contact-info h2 {
    font-size: 32px;
    color: var(--primary);
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--text-muted);
    margin-bottom: 15px;
}

.contact-form {
    background: var(--bg-light);
    padding: 40px;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 15px;
    outline: none;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
}

/* Footer */
footer {
    background: var(--primary);
    color: var(--white);
    text-align: center;
    padding: 30px 20px;
}

footer p {
    font-size: 14px;
    color: #94a3b8;
}

/* Responsivo para móviles */
@media (max-width: 768px) {
    nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }

    nav.active {
        display: flex;
    }

    .menu-toggle {
        display: flex;
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 32px;
    }
}