/* ESTILOS RETRO COMUNES PARA TODAS LAS PÁGINAS */

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

:root {
    --bg-color: #0a0a0f;
    --primary-color: #00aaff;
    --secondary-color: #0066cc;
    --accent-color: #33bbff;
    --text-color: #ffffff;
    --border-color: #333;
}

body {
    font-family: 'Press Start 2P', monospace;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* HEADER COMÚN */
.retro-header {
    text-align: center;
    padding: 2rem 0;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 3rem;
}

.retro-title {
    font-size: 2rem;
    color: var(--accent-color);
    text-shadow: 0 0 20px var(--accent-color);
    margin-bottom: 1rem;
}

.retro-subtitle {
    font-family: 'VT323', monospace;
    font-size: 1.2rem;
    color: var(--primary-color);
}

/* NAVEGACIÓN */
.retro-nav {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.retro-nav-link {
    padding: 0.8rem 1.5rem;
    background: transparent;
    border: 2px solid var(--accent-color);
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.retro-nav-link:hover,
.retro-nav-link.active {
    background: var(--accent-color);
    color: var(--bg-color);
}

/* CONTENIDO */
.retro-content {
    margin-bottom: 4rem;
    padding: 2rem;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.02);
}

.retro-section-title {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 2rem;
    text-align: center;
}

.retro-text {
    font-family: 'VT323', monospace;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* GRID DE ELEMENTOS */
.retro-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.retro-card {
    border: 2px solid var(--border-color);
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.retro-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 0 20px rgba(51, 187, 255, 0.3);
}

.retro-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
}

.retro-card-title {
    font-size: 1rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.retro-card-desc {
    font-family: 'VT323', monospace;
    font-size: 1rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.retro-btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: transparent;
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.retro-btn:hover {
    background: var(--secondary-color);
    color: var(--bg-color);
}

/* BOTÓN VOLVER */
.retro-back-btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.retro-back-btn:hover {
    background: var(--accent-color);
    color: var(--bg-color);
}

/* BOTÓN IR A ABOUT ME */
.back-to-about-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
    transition: all 0.3s ease;
}

.back-to-about-btn img {
    width: 60px;
    height: 60px;
    cursor: pointer;
    transition: all 0.3s ease;
    filter: drop-shadow(0 0 10px var(--accent-color));
}

.back-to-about-btn:hover img {
    transform: scale(1.1);
    filter: drop-shadow(0 0 20px var(--accent-color));
}

/* FOOTER */
.retro-footer {
    text-align: center;
    padding: 2rem;
    border-top: 2px solid var(--border-color);
    margin-top: 3rem;
    font-family: 'VT323', monospace;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

/* RESPONSIVE */
@media (max-width: 768px) {
    body { padding: 1rem; }
    .retro-title { font-size: 1.5rem; }
    .retro-nav { flex-direction: column; align-items: center; }
    .retro-grid { grid-template-columns: 1fr; }
}