:root {
    /* Paleta Hacker / Terminal */
    --bg-color: #030508; /* Negro profundo */
    --bg-darker: #010204;
    --accent-color: #00ff41; /* Verde Neón <JV/> */
    --accent-glow: rgba(0, 255, 65, 0.4);
    --card-bg: rgba(10, 15, 20, 0.6);
    --text-main: #e6edf3;
    --text-muted: #8b949e;
    
    /* Tipografía Monoespaciada obligatoria */
    --font-terminal: 'Courier New', Courier, 'Lucida Sans Typewriter', monospace;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-terminal);
    scroll-behavior: smooth;
    overflow-x: hidden;
}

/* Textos Especiales */
.terminal-text {
    color: var(--accent-color);
}

/* Barra de progreso superior */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--accent-color);
    z-index: 10000;
    box-shadow: 0 0 15px var(--accent-color);
}

/* Navbar */
.navbar { 
    background: rgba(3, 5, 8, 0.9) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 255, 65, 0.2);
}

.logo-neon {
    color: var(--accent-color) !important;
    font-size: 2rem;
    letter-spacing: 2px;
    text-shadow: 0 0 10px var(--accent-glow);
    transition: 0.3s;
}

.logo-neon:hover {
    text-shadow: 0 0 20px var(--accent-color);
}

/* Hero Section */
.hero-section {
    min-height: 90vh;
    background: radial-gradient(circle at 50% 50%, #0a1118 0%, var(--bg-color) 100%);
}

.neon-title {
    color: var(--text-main);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.type-cursor {
    color: var(--accent-color);
    font-weight: bold;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* Título estilo Pixel/Hacker Unificado */
.section-title-pixel {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent-color);
    text-shadow: 0 0 15px var(--accent-glow);
    text-transform: uppercase;
}

/* Botones Neon Generales */
.btn-outline-neon {
    background: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    border-radius: 4px; /* Cuadrado estilo terminal */
    text-transform: uppercase;
    font-weight: bold;
    transition: all 0.3s;
}

.btn-outline-neon:hover {
    background: var(--accent-color);
    color: #000;
    box-shadow: 0 0 15px var(--accent-color);
}

/* Tarjetas de Proyectos */
.project-card {
    background: var(--card-bg);
    border: 1px solid rgba(0, 255, 65, 0.1);
    padding: 3rem 2rem;
    border-radius: 8px; /* Menos redondeado */
    transition: all 0.4s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    height: 100%;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8), 0 0 15px var(--accent-glow);
}

/* El contenedor del icono en Proyectos */
.icon-box {
    width: 70px;
    height: 70px;
    background: rgba(0, 255, 65, 0.05);
    border: 1px solid rgba(0, 255, 65, 0.3);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
    font-size: 2rem;
    transition: 0.4s;
}

.project-card:hover .icon-box {
    background: var(--accent-color);
    color: #000;
    box-shadow: 0 0 20px var(--accent-color);
}

.project-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

/* Badges / Etiquetas */
.badge-tech {
    background: rgba(0, 255, 65, 0.05);
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    text-transform: uppercase;
    margin: 0 3px 10px;
    display: inline-block;
}

/* Botón de Proyecto */
.btn-project {
    width: 100%;
    background: rgba(0, 255, 65, 0.1);
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 10px;
    border-radius: 4px;
    font-weight: bold;
    text-transform: uppercase;
    transition: 0.3s;
    margin-top: auto;
    text-decoration: none;
}

.btn-project:hover {
    background: var(--accent-color);
    color: #000;
    box-shadow: 0 0 15px var(--accent-color);
}

/* Contenedor principal de Skills */
.skills-wrapper {
    background: rgba(0, 255, 65, 0.02);
    border: 1px solid rgba(0, 255, 65, 0.2);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
}

/* Tarjetas de Habilidades */
.skill-card {
    background: rgba(10, 15, 20, 0.8); 
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    height: 130px;
}

.skill-card i {
    font-size: 2.5rem;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.spring-icon {
    width: 45px;
    height: 45px;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.skill-card span {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Efectos al pasar el mouse en Skills (Glow Verde) */
.skill-card:hover {
    background: rgba(0, 255, 65, 0.05);
    border-color: var(--accent-color);
    transform: scale(1.05);
    box-shadow: 0 0 15px var(--accent-glow);
}

.skill-card:hover i, .skill-card:hover .spring-icon {
    transform: translateY(-5px);
    filter: drop-shadow(0 0 8px var(--accent-color));
}

.skill-card:hover span {
    color: var(--accent-color);
}

/* Colores Base de íconos (antes del hover) */
.text-html { color: #f06529; }
.text-css { color: #0d6efd; }
.text-js { color: #f7df1e; } 
.text-bootstrap { color: #7952b3; }
.text-java { color: #ed1d25; } 
.text-python { color: #4b8bbe; }
.text-mysql { color: #00758f; } 
.text-git { color: #f05032; } 
.text-aws { color: #ff9900; } 
.text-linux { color: #e6edf3; } 
.text-cyber { color: var(--accent-color); text-shadow: 0 0 8px var(--accent-glow); }

/* Animación de Foto de Perfil */
.profile-img-container {
    width: 220px;
    height: 220px;
    border: 2px solid var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 65, 0.05);
    box-shadow: 0 0 20px var(--accent-glow);
    border-radius: 10px; /* Estilo más cuadrado/tech */
}

/* Formulario Contacto */
.border-neon {
    border: 1px solid var(--accent-color) !important;
}
.shadow-neon {
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.1);
}
.input-neon {
    background: rgba(10, 15, 20, 0.8) !important;
    border: 1px solid rgba(0, 255, 65, 0.3) !important;
    color: var(--accent-color) !important;
    font-family: var(--font-terminal);
}
.input-neon:focus {
    box-shadow: 0 0 10px var(--accent-glow) !important;
    border-color: var(--accent-color) !important;
}

/* Personaje en la esquina */
.skills-character {
    position: absolute;
    bottom: -10px;
    right: 20px;
    font-size: 8rem;
    opacity: 0.15;
    pointer-events: none;
    transform: rotate(-10deg);
}