/* Variables */
:root {
    --primary: #0ea5e9;
    --primary-dark: #0369a1;
    --secondary: #d946ef;
    --secondary-dark: #a21caf;
    --background: #0f172a;
    --text: #f8fafc;
    --text-muted: #94a3b8;
    --border: #1e293b;
    --card-bg: #1e293b;
}

/* Reset y estilos base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--background);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header y Navegación */
header {
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

nav {
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

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

nav a {
    color: var(--text);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Botones CTA */
.cta-button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

.cta-button.primary {
    background: var(--primary);
    color: white;
}

.cta-button.primary:hover {
    background: var(--primary-dark);
}

.cta-button.secondary {
    border: 1px solid var(--border);
    color: var(--text);
}

.cta-button.secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Hero Section */
.hero {
    padding: 8rem 0 4rem;
    text-align: center;
    background: linear-gradient(to bottom right, rgba(14, 165, 233, 0.1), rgba(217, 70, 239, 0.1));
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero .subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Features Section */
.features {
    padding: 4rem 0;
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
}

.feature-card h3 {
    color: var(--primary);
    margin-bottom: 1rem;
}

/* How it Works Section */
.how-it-works {
    padding: 4rem 0;
    background: linear-gradient(to bottom left, rgba(14, 165, 233, 0.1), rgba(217, 70, 239, 0.1));
}

.how-it-works h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.step {
    text-align: center;
    padding: 2rem;
}

.step-number {
    width: 3rem;
    height: 3rem;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-weight: bold;
}

/* Pricing Section */
.pricing {
    padding: 4rem 0;
}

.pricing h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

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

.pricing-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    border: 1px solid var(--border);
}

.pricing-card.featured {
    border-color: var(--primary);
    transform: scale(1.05);
}

.pricing-card h3 {
    color: var(--primary);
    margin-bottom: 1rem;
}

.price {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
}

.price span {
    font-size: 1rem;
    color: var(--text-muted);
}

.pricing-card ul {
    list-style: none;
    margin: 1.5rem 0;
}

.pricing-card li {
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background: var(--card-bg);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--primary);
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
    nav ul {
        display: none;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .pricing-card.featured {
        transform: none;
    }
}