/* --- Variables y Reset --- */
:root {
    --bg-color: #080808;
    --bg-card: #121212;
    --bg-code: #1a1a1a;
    --text-color: #e0e0e0;
    --text-muted: #a0a0a0;
    --primary-color: #ff1f4b; /* Rojo Neón */
    --primary-hover: #e01b42;
    --border-color: #333;
    --font-main: 'Roboto Mono', monospace;
    --shadow-neon: 0 0 15px rgba(255, 31, 75, 0.5);
    
    --container-width: 1100px;
    --header-height: 70px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* --- Utilidades --- */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.grid {
    display: grid;
    gap: 30px;
}

.section {
    padding: 80px 0;
}

.highlight {
    color: var(--primary-color);
}

/* --- Títulos de Sección --- */
.section-title-wrapper {
    text-align: center;
    margin-bottom: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.section-title {
    font-size: 2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.title-decor {
    color: var(--border-color);
    font-size: 1.5rem;
}

/* --- Botones --- */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: 2px solid transparent;
    cursor: pointer;
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: var(--shadow-neon);
}

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

.btn-secondary {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-color);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--text-color);
}

.btn.full-width {
    width: 100%;
}

/* --- Navegación --- */
.header {
    height: var(--header-height);
    background-color: rgba(8, 8, 8, 0.95);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.logo::after {
    content: '_';
    color: var(--primary-color);
    animation: blink 1s infinite;
}

.nav-list {
    display: flex;
    gap: 30px;
}

.nav-link {
    font-size: 0.9rem;
    text-transform: uppercase;
    color: var(--text-muted);
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color);
}

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

.nav-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--text-color);
}

/* --- Hero --- */
.hero {
    min-height: 100vh;
    padding-top: calc(var(--header-height) + 40px);
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
}

.hero-greeting {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 10px;
    display: block;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 15px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 20px;
}

.hero-description {
    color: var(--text-muted);
    max-width: 500px;
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

.hero-social {
    display: flex;
    gap: 20px;
    color: var(--text-muted);
}

.social-icon:hover {
    color: var(--primary-color);
}

.hero-image-wrapper {
    position: relative;
    justify-self: center;
}

.hero-img {
    border: 5px solid var(--primary-color);
    border-radius: 10px;
    box-shadow: var(--shadow-neon);
    max-width: 350px;
}

.neon-icon-floating {
    position: absolute;
    top: -30px;
    right: -30px;
    width: 80px;
    height: 80px;
    background-color: rgba(255, 31, 75, 0.1);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-neon);
    animation: float 3s ease-in-out infinite;
}

/* --- Sobre Mí --- */
.sobre-mi-container {
    grid-template-columns: 1fr 1fr;
    align-items: center;
}

.about-code-window {
    background-color: var(--bg-code);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.code-header {
    background-color: #222;
    padding: 10px;
    display: flex;
    gap: 8px;
    border-bottom: 1px solid var(--border-color);
}

.code-header .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background-color: #ff5f56; }
.dot.yellow { background-color: #ffbd2e; }
.dot.green { background-color: #27c93f; }

.code-content {
    padding: 20px;
    font-size: 0.9rem;
    color: #f8f8f2;
}

/* Sintaxis Highlighting */
.keyword { color: #ff79c6; }
.class-name { color: #50fa7b; }
.variable { color: #f8f8f2; }
.string { color: #f1fa8c; }
.function { color: #8be9fd; }

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 25px;
}

.about-info {
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 30px;
    font-size: 0.9rem;
}

.info-item span {
    color: var(--text-muted);
}

/* --- Habilidades --- */
.habilidades-container {
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
}

.skills-category {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.skills-subtitle {
    font-size: 1.3rem;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.skills-subtitle .icon {
    color: var(--primary-color);
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.skill-item {
    font-size: 0.9rem;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.skill-bar {
    height: 4px;
    background-color: var(--primary-color);
    box-shadow: 0 0 5px rgba(255, 31, 75, 0.7);
    border-radius: 2px;
}

.skills-central-img .neon-frame {
    border: 3px solid var(--primary-color);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--shadow-neon);
}

.angular-logo {
    max-width: 120px;
}

/* --- Proyectos --- */
.proyecto-card {
    background-color: var(--bg-card);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: 0.3s;
}

.proyecto-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.proyecto-card.grande {
    grid-template-columns: 1fr 1fr;
    align-items: center;
}

.proyecto-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.proyecto-info {
    padding: 30px;
}

.proyecto-title {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #fff;
}

.proyecto-description {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.proyecto-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.proyecto-tags span {
    font-size: 0.8rem;
    background-color: var(--bg-code);
    padding: 4px 10px;
    border-radius: 4px;
    color: var(--text-muted);
}

.proyecto-links {
    display: flex;
    gap: 15px;
    font-size: 0.9rem;
}

.link-icon:hover {
    color: var(--primary-color);
}

.proyectos-pequenos-grid {
    grid-template-columns: repeat(4, 1fr);
}

.proyecto-card.pequeno .proyecto-info {
    padding: 15px;
}

.proyecto-card.pequeno .proyecto-title {
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* --- Contacto --- */
.contacto-container {
    grid-template-columns: 1fr 1.2fr;
    align-items: start;
}

.contacto-info h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.contacto-info p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.contacto-directo p {
    color: var(--text-color);
    margin-bottom: 10px;
}

.contacto-directo strong {
    color: var(--text-muted);
    font-weight: 400;
}

.contacto-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-input {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    font-family: var(--font-main);
    padding: 15px;
    font-size: 0.9rem;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* --- Footer --- */
.footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.8rem;
}

.footer-decor {
    margin-top: 10px;
    color: #222;
}

/* --- Animaciones --- */
@keyframes blink {
    50% { opacity: 0; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* --- Responsive --- */
@media (max-width: 992px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: calc(var(--header-height) + 60px);
    }
    
    .hero-content {
        order: 2;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-image-wrapper {
        order: 1;
        margin-bottom: 40px;
    }
    
    .hero-img {
        max-width: 280px;
    }
    
    .sobre-mi-container, .habilidades-container, .proyecto-card.grande, .contacto-container {
        grid-template-columns: 1fr;
    }
    
    .habilidades-container {
        justify-items: center;
    }
    
    .skills-central-img {
        order: -1;
        margin-bottom: 30px;
    }
    
    .proyectos-pequenos-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-list {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background-color: var(--bg-color);
        flex-direction: column;
        padding: 30px;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-list.active {
        display: flex;
    }
    
    .nav-toggle {
        display: flex;
    }
}