/* ===============================
   CSS VARIABLES - COLORES OSCUROS
   =============================== */
:root {
    /* Colores principales */
    --bg-primary: #0a0f0a;
    --bg-secondary: #1a2e1a;
    --bg-card: rgba(26, 46, 26, 0.8);
    --accent-primary: #00ff77;
    --accent-secondary: #ff6b6b;
    --accent-tertiary: #a0f9ff;
    --text-primary: #ffffff;
    --text-secondary: #c0c0c0;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, #00ff77 0%, #00d466 100%);
    --gradient-secondary: linear-gradient(135deg, #4ef071 0%, #17b351 100%);
    --gradient-tertiary: linear-gradient(135deg, #00ff77 0%, #00d466 100%);
    
    /* Sombras */
    --shadow-neon: 0 0 20px rgba(0, 255, 119, 0.3);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-soft: 0 4px 15px rgba(0, 0, 0, 0.1);
    
    /* Espaciado */
    --container-padding: 1rem;
    --section-padding: 5rem 0;
    --border-radius: 0.75rem;
    --border-radius-lg: 1.5rem;
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ===============================
   RESET Y BASE STYLES
   =============================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    /* Evita el desborde horizontal */
    overflow-x: hidden;
}

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

/* ===============================
   UTILIDADES
   =============================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===============================
   LOADING SCREEN
   =============================== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    transition: opacity var(--transition-slow);
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(0, 255, 119, 0.2);
    border-top: 3px solid var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1.5rem;
}

.loading-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: var(--accent-primary);
    animation: pulse 1.5s ease-in-out infinite alternate;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0% { opacity: 0.6; }
    100% { opacity: 1; }
}

/* ===============================
   SCROLL PROGRESS BAR
   =============================== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 9999;
    transition: width 0.1s ease;
}

/* ===============================
   HEADER
   =============================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 15, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 255, 119, 0.1);
    transition: all var(--transition-normal);
}

.header.scrolled {
    background: rgba(10, 15, 10, 0.98);
    box-shadow: var(--shadow-card);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem var(--container-padding);
}

.logo-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.25rem;
    font-weight: 600;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar {
    display: flex;
    gap: 2rem;
        margin-left: auto; /* Nuevo: Esto empuja la navegación a la derecha */

}

.navbar a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition-normal);
}

.navbar a:hover,
.navbar a.active {
    color: var(--accent-primary);
}

.navbar a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width var(--transition-normal);
}

.navbar a:hover::after,
.navbar a.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* ===============================
   BOTÓN DEL MENÚ MÓVIL
   =============================== */
.mobile-menu-btn {
    display: none; /* Se oculta por defecto en desktop */
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.mobile-menu-btn span {
    width: 100%;
    height: 2px;
    background: var(--accent-primary);
    transition: all var(--transition-normal);
}

/* Animación del botón hamburguesa a X */
.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* ===============================
   MENÚ MÓVIL
   =============================== */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg-primary);
    z-index: 999;
    /* Inicia oculto fuera de la pantalla */
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
}

/* Muestra el menú móvil cuando tiene la clase 'active' */
.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    gap: 2rem;
}

.mobile-menu-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 500;
    transition: color var(--transition-normal);
}

.mobile-menu-link:hover {
    color: var(--accent-primary);
}

/* ===============================
   SECTIONS GENERALES
   =============================== */
section {
    padding: var(--section-padding);
    position: relative;
    overflow: hidden; /* Evita desbordes horizontales */
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===============================
   HERO SECTION
   =============================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 6rem;
    background: radial-gradient(ellipse at center, rgba(0, 255, 119, 0.05) 0%, transparent 70%);
}

.hero-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.greeting {
    display: block;
    font-size: 0.6em;
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.name {
    display: block;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ===============================
   BOTONES
   =============================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-neon);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-primary);
    border: 2px solid var(--accent-primary);
}

.btn-secondary:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--text-secondary);
}

.btn-outline:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

/* ===============================
   HERO VISUALS
   =============================== */
.hero-visual {
    display: flex;
    justify-content: center;
}

/* Dentro de la sección .hero-icons */
.hero-icons .enlarged-icon {
    font-size: 6rem; /* O el tamaño que prefieras, por ejemplo 8rem */
    /* Eliminar la transición si el único elemento es el icono y no quieres animación al pasar el ratón */
    transition: none; 
      color: var(--accent-primary); /* Establece el color verde */
}

/* Opcional: Si quieres que el contenedor .hero-icons no se vea tan vacío con un solo icono */
.hero-icons {
    padding: 4rem; /* Aumenta el padding para que el contenedor tenga más presencia */
    /* Asegura que el contenedor se centre bien si solo hay un elemento */
    display: flex;
    justify-content: center;
    align-items: center;
}



/* ===============================
   CODE BLOCK STYLES (for About & Skills)
   =============================== */
.code-block {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 119, 0.2);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    width: 100%;
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(0, 255, 119, 0.1);
}

.code-dots {
    display: flex;
    gap: 0.5rem;
}

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

.dot.red {
    background: #ff5f56;
}

.dot.yellow {
    background: #ffbd2e;
}

.dot.green {
    background: #27ca3f;
}

.code-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.code-content {
    padding: 1.5rem;
}

.code-content pre {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--text-primary);
}

.keyword {
    color: #ff7b72;
}

.variable {
    color: #7ee787;
}

.operator {
    color: #79c0ff;
}

.property {
    color: #ffa657;
}

.string {
    color: #a5d6ff;
}

.boolean {
    color: #ff7b72;
}

.function-name {
    color: #00ff77;
}

.comment {
    color: #6a737d;
}


/* ===============================
   ABOUT SECTION
   =============================== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    max-width: 600px;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.about-visual {
    /* Nuevo: Contenedor flexbox que alinea su contenido a la derecha */
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 1.5rem;
}

/* ===============================
   SKILLS SECTION
   =============================== */
.skills-section {
    background: rgba(26, 46, 26, 0.1);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}


/* ===============================
   PROJECTS SECTION
   =============================== */
.projects-grid {
    display: grid;
    /* Dos columnas en pantallas grandes */
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 119, 0.2);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    cursor: pointer;
    position: relative; /* Necesario para posicionar el ícono */
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-card);
    border-color: var(--accent-primary);
}

.project-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

/* Overlay y ícono para indicar que es clickable */
.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.play-icon {
    font-size: 3rem;
    color: var(--accent-primary);
    transition: transform var(--transition-normal);
}

.project-card:hover .play-icon {
    transform: scale(1.2);
}

.project-card h3 {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-primary);
    font-size: 1.2rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 15, 10, 0.9);
    backdrop-filter: blur(20px);
    justify-content: center;
    align-items: center;
    z-index: 10000;
    padding: 1rem;
}

.modal-content {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 119, 0.2);
    border-radius: var(--border-radius-lg);
    display: flex;
    flex-direction: column;
    max-width: 900px;
    width: 100%;
    overflow: hidden;
    animation: fadeIn 0.3s ease-in-out;
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-primary);
    cursor: pointer;
    transition: color var(--transition-normal);
    z-index: 10001;
}

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

.modal-video {
    width: 100%;
    position: relative;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
}

.modal-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.modal-info {
    padding: 2rem;
    color: var(--text-secondary);
}

.modal-info h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

.modal-info p {
    margin-bottom: 1rem;
}

.tech-tags {
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    display: inline-block;
    background: rgba(0, 255, 119, 0.1);
    color: var(--accent-primary);
    padding: 0.25rem 0.75rem;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    border-radius: 1rem;
    font-size: 0.8rem;
    font-weight: 500;
}

/* ===============================
   CONTACT SECTION
   =============================== */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: flex-start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 119, 0.2);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact-icon i {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

.contact-details h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.contact-details p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0;
}

/* ===============================
   CONTACT SECTION
   =============================== */
/* ... (El resto de esta sección se mantiene) ... */

.social-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem; /* Espacio para separarlo del formulario */
}

.social-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 119, 0.2);
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
}

.social-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 10px rgba(0, 255, 119, 0.5); /* Sombra al pasar el ratón */
}

.social-link {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1.5rem;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    transition: color var(--transition-normal);
}

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

.contact-form {
    background: var(--bg-card);
    border: 1px solid rgba(0, 255, 119, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    background: var(--bg-primary);
    border: 1px solid rgba(0, 255, 119, 0.2);
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 5px rgba(0, 255, 119, 0.5);
}

/* ===============================
   FOOTER
   =============================== */
.footer {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid rgba(0, 255, 119, 0.1);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-content p {
    margin-bottom: 0.5rem;
}

.footer .fas {
    color: var(--accent-secondary);
}

/* ===============================
   TOAST NOTIFICATION
   =============================== */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(26, 46, 26, 0.95);
    backdrop-filter: blur(10px);
    color: var(--accent-primary);
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-neon);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.toast.show {
    opacity: 1;
    visibility: visible;
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast-icon {
    font-size: 1.2rem;
}

/* ===============================
   MEDIA QUERIES - RESPONSIVE DESIGN
   =============================== */
@media (max-width: 992px) {
    html {
        font-size: 15px;
    }

    .hero-section .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        order: 1;
        text-align: center;
    }

    .hero-visual {
        order: -1;
        margin-bottom: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-visual {
        order: 1;
        margin-top: 2rem;
    }
    
    .about-text {
        order: -1;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }

    .contact-info {
        gap: 1.5rem;
    }
    
    .contact-info .social-links {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .navbar {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }

    .modal-content {
        flex-direction: column;
        max-width: 95%;
    }
    
    .modal-info {
        padding: 1.5rem;
    }
}

@media (max-width: 576px) {
    .hero-section {
        padding-top: 4rem;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .contact-form {
        padding: 1.5rem;
    }
}
  .btn-1 {
    display: inline-flex;       /* convierte el botón en un contenedor flexible */
    align-items: center;        /* centra verticalmente el texto y el icono */
    justify-content: center;    /* centra horizontalmente el contenido */
    gap: 8px;                   /* espacio entre texto e icono */
    padding: 10px 20px;
    border-radius: 5px;

}