:root {
    --bg-color: #0a0a0a;
    --text-color: #f0f0f0;
    --accent-color: #ffffff;
    --secondary-bg: #141414;
    --card-bg: #1a1a1a;
    --hover-color: #333;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header & Logo */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo-container {
    position: relative;
}

.text-logo {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 2rem;
    color: #fff;
    letter-spacing: -1px;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    transition: var(--transition);
    cursor: default;
}

.text-logo:hover {
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.8);
}

/* Navigation */
.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

/* Hero Section */
#hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: radial-gradient(circle at center, #1a1a1a 0%, #000000 100%);
    padding-top: 80px;
}

#hero h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -2px;
    background: linear-gradient(to right, #fff, #aaa);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 1.5rem;
    color: #888;
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--accent-color);
    color: #000;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.2);
}

/* Sections General */
section {
    padding: 6rem 0;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    font-weight: 600;
}

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

.card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.2);
}

.card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.card p {
    color: #aaa;
}

/* Services Grid */
.services-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-item {
    background-color: var(--secondary-bg);
    padding: 2rem;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: var(--transition);
    height: 100%;
}

.service-item:hover {
    background-color: var(--card-bg);
    transform: translateY(-5px);
}

.service-item h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.service-item p {
    color: #888;
    line-height: 1.6;
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background-color: var(--secondary-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-color);
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background-color: var(--card-bg);
}

.submit-button {
    padding: 1rem;
    background-color: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.submit-button:hover {
    background-color: var(--accent-color);
    color: #000;
}

/* Footer */
footer {
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 4rem;
    color: #666;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

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

    .nav-links {
        display: none;
    }

    .service-item {
        text-align: center;
    }

    .cards-grid,
    .services-list {
        grid-template-columns: 1fr;
    }
}