/* --- 1. Variables de Color (Tu Paleta) --- */
:root {
    --navy-dark: #1B263B;    /* Verdad, Estabilidad */
    --navy-light: #415A77;   /* Fidelidad, Compromiso */
    --gold: #C19A6B;         /* Prestigio, Riqueza, Valor */
    --white: #FFFFFF;        /* Calma, Perfección */
    --gray-bg: #F9F9F9;      /* Fondo gris suave */
    --text-dark: #1B263B;
}

/* --- 2. Reset Global --- */
* { margin: 0; padding: 0; box-sizing: border-box; }

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

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

/* --- 3. Utilidades --- */
.container { width: 90%; max-width: 1200px; margin: 0 auto; }
.text-gold { color: var(--gold); }
.text-white { color: var(--white); }
.text-dark { color: var(--text-dark); }
.text-muted { color: #666; }
.bg-dark { background-color: var(--navy-dark); }
.bg-light { background-color: var(--gray-bg); }
.section-padding { padding: 80px 0; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }

/* --- 4. Navegación --- */
.navbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 15px 5%; background-color: var(--navy-dark); color: var(--white);
    position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.logo-container { display: flex; align-items: center; font-size: 1.3rem; font-weight: 700; }
.logo-img { height: 50px; width: auto; margin-right: 12px; }

.nav-links { display: flex; align-items: center; gap: 20px; }
.nav-links a { font-size: 0.95rem; font-weight: 500; }
.nav-links a:hover { color: var(--gold); }
.btn-nav { border: 1px solid var(--gold); padding: 8px 20px; border-radius: 4px; color: var(--gold); }
.btn-nav:hover { background-color: var(--gold); color: var(--white); }

/* Switch de Idioma */
.switch-container { display: flex; align-items: center; gap: 8px; font-size: 0.8rem; font-weight: bold; margin-left: 10px; }
.switch { position: relative; display: inline-block; width: 40px; height: 20px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: var(--navy-light); transition: .4s; border-radius: 34px; }
.slider:before { position: absolute; content: ""; height: 14px; width: 14px; left: 3px; bottom: 3px; background-color: white; transition: .4s; border-radius: 50%; }
input:checked + .slider { background-color: var(--gold); }
input:checked + .slider:before { transform: translateX(20px); }

/* --- 5. Hero Section (Parallax) --- */
.hero-section {
    position: relative; height: 90vh;
    display: flex; align-items: center; justify-content: center;
    text-align: center; color: var(--white);
    background: linear-gradient(rgba(27, 38, 59, 0.92), rgba(27, 38, 59, 0.88)), url('img/CodeWallpaper.jpg'); 
    background-size: cover; background-position: center; background-attachment: fixed;
}
.hero-content { z-index: 2; animation: fadeInUp 1.5s ease-out; max-width: 800px; padding: 0 20px; }
.hero-content h1 { font-size: 3rem; letter-spacing: 2px; line-height: 1.2; }
.hero-subtitle { font-size: 1.1rem; letter-spacing: 5px; color: var(--gold); margin-bottom: 20px; font-weight: 500; }
.cta-group { margin-top: 30px; }
.btn { padding: 12px 30px; border-radius: 5px; font-weight: bold; margin: 0 10px; cursor: pointer; display: inline-block; }
.btn-gold { background-color: var(--gold); color: var(--white); }
.btn-gold:hover { background-color: #a37f55; transform: translateY(-3px); }
.btn-outline { border: 2px solid var(--white); color: var(--white); }
.btn-outline:hover { background-color: var(--white); color: var(--navy-dark); }

.hero-logo {
    max-width: 600px; width: 60%; height: auto; margin-bottom: 20px; 
    animation: fadeInUp 1.5s ease-out; filter: drop-shadow(0 5px 15px rgba(0,0,0,0.3));
}

@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }

/* --- 6. Servicios (Tarjetas Generales) --- */
.section-header { text-align: center; margin-bottom: 50px; }
.section-header h2 { font-size: 2.2rem; color: var(--navy-dark); }
.divider-gold { height: 4px; width: 60px; background-color: var(--gold); margin: 10px auto; }

.card {
    background: var(--white); padding: 40px 30px; border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05); border-bottom: 5px solid var(--gold);
    transition: transform 0.3s; text-align: center;
    display: flex; flex-direction: column; align-items: center; 
}
.card:hover { transform: translateY(-10px); }
.icon-box { font-size: 3rem; color: var(--navy-dark); margin-bottom: 20px; }
.card h3 { color: var(--navy-dark); margin-bottom: 15px; }

.link-arrow { display: inline-block; margin-top: 15px; color: var(--gold); font-weight: bold; font-size: 0.9rem; cursor: pointer; }
.link-arrow:hover { transform: translateX(5px); color: var(--navy-dark); }
.link-arrow i { margin-left: 5px; }

/* --- 7. ESTILOS ESPECIALES PARA DETALLES --- */
.support-card {
    border-bottom: none; 
    border-top: 5px solid transparent; 
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}

.support-card:hover {
    border-top-color: var(--gold); 
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.support-icon-wrapper {
    width: 70px; height: 70px;
    background-color: rgba(193, 154, 107, 0.1); 
    border-radius: 50%; display: flex; align-items: center;
    justify-content: center; margin-bottom: 20px;
    color: var(--navy-dark); font-size: 1.8rem; transition: all 0.4s ease;
}

.support-card:hover .support-icon-wrapper {
    background-color: var(--navy-dark); color: var(--gold);
    transform: rotate(10deg) scale(1.1);
}

.support-list {
    text-align: left; margin-top: 20px; width: 100%;
    border-top: 1px solid #eee; padding-top: 15px;
}

.support-list li {
    font-size: 0.9rem; margin-bottom: 8px; color: #555;
    display: flex; align-items: center; gap: 10px;
}

/* --- 8. Valores --- */
.values-list li { display: flex; gap: 15px; margin-bottom: 25px; align-items: flex-start; }
.values-list i { font-size: 1.5rem; margin-top: 5px; }
.small { font-size: 0.9rem; opacity: 0.9; }

/* --- 9. Tech Stack --- */
.skills-panel {
    background: rgba(255, 255, 255, 0.03); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    padding: 35px; border-radius: 20px; border: 1px solid rgba(193, 154, 107, 0.3);
    box-shadow: 0 15px 35px rgba(0,0,0,0.4); position: relative;
}
.panel-header { display: flex; justify-content: center; align-items: center; gap: 10px; }
.status-dot { width: 10px; height: 10px; background-color: #00ff88; border-radius: 50%; box-shadow: 0 0 10px #00ff88; animation: pulse 2s infinite; }
@keyframes pulse { 0% { opacity: 1; } 50% { opacity: 0.5; } 100% { opacity: 1; } }

.tech-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(90px, 1fr)); gap: 15px; }
.tech-card {
    background: rgba(27, 38, 59, 0.6); border: 1px solid rgba(255,255,255,0.1);
    padding: 15px 5px; border-radius: 12px; display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 10px; color: var(--white);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.tech-card span { font-size: 0.75rem; font-weight: 500; }
.tech-icon { font-size: 1.8rem; color: var(--gold); transition: transform 0.5s ease; }
.tech-card:hover { transform: translateY(-5px) scale(1.05); background: var(--navy-dark); border-color: var(--gold); box-shadow: 0 0 15px rgba(193, 154, 107, 0.4); }
.tech-card:hover .tech-icon { transform: rotate(360deg); color: #fff; }

/* --- 10. Galería --- */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 15px; }
.gallery-item { position: relative; cursor: pointer; overflow: hidden; border-radius: 8px; height: 200px; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.gallery-item:hover img { transform: scale(1.1); }
.overlay {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(27, 38, 59, 0.6); display: flex; justify-content: center; align-items: center;
    opacity: 0; transition: opacity 0.3s;
}
.gallery-item:hover .overlay { opacity: 1; }
.overlay i { color: var(--gold); font-size: 2rem; }

/* --- 11. Lightbox --- */
.lightbox {
    display: none; position: fixed; z-index: 2000; padding-top: 60px; left: 0; top: 0;
    width: 100%; height: 100%; background-color: rgba(0,0,0,0.9);
}
.lightbox-content { margin: auto; display: block; width: 80%; max-width: 800px; max-height: 80vh; border: 2px solid var(--gold); border-radius: 4px; object-fit: contain; }
.close-btn { position: absolute; top: 20px; right: 35px; color: #fff; font-size: 40px; font-weight: bold; cursor: pointer; }

/* --- 12. Footer --- */
.footer { background-color: var(--navy-dark); color: var(--white); padding: 40px 0; border-top: 1px solid var(--navy-light); }
.footer-content { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; }
.brand-col h3 { font-size: 1.5rem; margin-bottom: 5px; }
.social-col a { color: var(--white); font-size: 1.5rem; margin-left: 15px; }
.social-col a:hover { color: var(--gold); }

/* --- 13. SECCIÓN METODOLOGÍA (PROCESS) --- */
.process-container {
    display: flex; justify-content: space-between; align-items: flex-start;
    position: relative; margin-top: 40px; flex-wrap: wrap;
}
.process-step { flex: 1; text-align: center; padding: 20px; position: relative; z-index: 2; min-width: 200px; }
.step-number {
    font-size: 4rem; font-weight: 700; color: rgba(193, 154, 107, 0.15);
    position: absolute; top: -20px; left: 50%; transform: translateX(-50%); z-index: -1;
}
.step-icon {
    width: 60px; height: 60px; background: var(--navy-dark); color: var(--white);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px; border: 3px solid var(--gold); font-size: 1.5rem; transition: transform 0.3s;
}
.process-step:hover .step-icon { transform: scale(1.1) rotate(360deg); background: var(--gold); }
.process-step h3 { color: var(--navy-dark); font-size: 1.1rem; margin-bottom: 10px; }
.process-step p { font-size: 0.9rem; color: #666; }
.process-line { flex-grow: 1; height: 2px; background: #ddd; margin-top: 30px; position: relative; top: 15px; }

/* --- 14. BARRA LATERAL SOCIAL (STICKY SIDEBAR) --- */
.social-sidebar {
    position: fixed; top: 50%; left: 0; transform: translateY(-50%); z-index: 9999; 
}
.social-sidebar ul { list-style: none; padding: 0; margin: 0; }
.social-item {
    width: 50px; height: 50px; margin-bottom: 5px; background-color: var(--navy-dark); 
    border-radius: 0 5px 5px 0; transition: all 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55); 
    overflow: hidden; position: relative; box-shadow: 2px 2px 5px rgba(0,0,0,0.2);
}
.social-item a { display: flex; align-items: center; width: 100%; height: 100%; text-decoration: none; color: var(--white); white-space: nowrap; }
.social-icon { min-width: 50px; height: 50px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; transition: transform 0.3s; }
.social-text { padding-left: 10px; font-weight: 600; font-size: 0.9rem; opacity: 0; transition: opacity 0.3s ease-in; text-transform: uppercase; letter-spacing: 1px; }

.social-item:hover { width: 160px; }
.social-item:hover .social-text { opacity: 1; }
.social-item:hover .social-icon { transform: rotate(360deg); }

.social-item.email:hover { background-color: var(--gold); } 
.social-item.linkedin:hover { background-color: #0077b5; }
.social-item.whatsapp:hover { background-color: #25D366; }
.social-item.github:hover { background-color: #333333; }
.social-item.instagram:hover { background: linear-gradient(45deg, #f09433 0%,#e6683c 25%,#dc2743 50%,#cc2366 75%,#bc1888 100%); }
.social-item.tiktok:hover { background-color: #000000; border: 1px solid #333; }
.social-item.telegram:hover { background-color: #0088cc; }
.social-item.youtube:hover { background-color: #FF0000; }

/* --- 15. SECCIÓN ESTADÍSTICAS (STATS) --- */
.stats-section {
    background: linear-gradient(rgba(27, 38, 59, 0.9), rgba(27, 38, 59, 0.9)), url('img/CodeWallpaper.jpg'); 
    background-attachment: fixed; background-size: cover; padding: 60px 0; color: var(--white);
    text-align: center; margin: 40px 0;
}
.stats-grid { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 30px; }
.stat-number { font-size: 3.5rem; font-weight: 700; color: var(--gold); margin-bottom: 10px; }
.stat-number::after { content: '+'; font-size: 2rem; vertical-align: super; }
.stat-label { font-size: 1.1rem; text-transform: uppercase; letter-spacing: 1px; font-weight: 500; }

/* --- 16. FORMULARIO DE CONTACTO MODERNO --- */
.contact-wrapper { display: grid; grid-template-columns: 1fr 1.5fr; gap: 50px; align-items: center; }
.contact-info p { margin-bottom: 30px; font-size: 1.1rem; color: #555; }
.info-item { display: flex; align-items: center; gap: 15px; margin-bottom: 15px; font-weight: 500; }

.contact-form-ui {
    background: var(--white); padding: 40px; border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1); border-top: 5px solid var(--navy-dark);
}
.form-group { position: relative; margin-bottom: 25px; }
.form-group input, .form-group textarea, .form-group select {
    width: 100%; padding: 15px; border: 1px solid #ddd; border-radius: 5px; outline: none;
    font-family: inherit; font-size: 1rem; background: transparent; transition: 0.3s;
}
.form-group label {
    position: absolute; left: 15px; top: 15px; color: #999; pointer-events: none;
    transition: 0.3s; background: var(--white); padding: 0 5px;
}
.form-group input:focus, .form-group textarea:focus,
.form-group input:not(:placeholder-shown), .form-group textarea:not(:placeholder-shown) {
    border-color: var(--gold);
}
.form-group input:focus ~ label, .form-group textarea:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label, .form-group textarea:not(:placeholder-shown) ~ label {
    top: -10px; font-size: 0.8rem; color: var(--gold); font-weight: 600;
}

/* --- 17. CURSOS EN YOUTUBE --- */
.course-status-title {
    font-size: 1.5rem; color: var(--navy-dark); margin-bottom: 20px;
    display: flex; align-items: center; gap: 10px; border-bottom: 2px solid #eee; padding-bottom: 10px;
}
.courses-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; }
.course-card {
    background: var(--white); border-radius: 10px; overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08); transition: transform 0.3s; border: 1px solid #eee;
}
.course-card:hover { transform: translateY(-5px); }
.video-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; }
.video-container iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
.course-info { padding: 25px; }

.badge { display: inline-block; padding: 5px 12px; border-radius: 20px; font-size: 0.8rem; font-weight: bold; margin-bottom: 15px; }
.badge-ongoing { background-color: rgba(255, 59, 48, 0.1); color: #ff3b30; border: 1px solid #ff3b30; animation: pulse-red 2s infinite; }
@keyframes pulse-red {
    0% { box-shadow: 0 0 0 0 rgba(255, 59, 48, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(255, 59, 48, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 59, 48, 0); }
}

.course-info h4 { color: var(--navy-dark); font-size: 1.3rem; margin-bottom: 10px; }
.course-info p { color: #666; font-size: 0.95rem; margin-bottom: 20px; }

.btn-outline-gold {
    border: 2px solid var(--gold); color: var(--navy-dark); padding: 8px 20px;
    border-radius: 5px; font-weight: bold; display: inline-block; transition: 0.3s;
}
.btn-outline-gold:hover { background: var(--gold); color: var(--white); }
.btn-outline-gold .fa-youtube { color: #ff0000; transition: 0.3s; font-size: 1.2rem; vertical-align: middle; }
.btn-outline-gold:hover .fa-youtube { color: #fff; }

/* --- 18. SECCIÓN DE PROYECTOS DESTACADOS --- */
.projects-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px;
}
.project-card {
    background: var(--white); border-radius: 12px; overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08); transition: transform 0.3s ease; border: 1px solid #eee;
}
.project-card:hover { transform: translateY(-8px); box-shadow: 0 15px 40px rgba(0,0,0,0.12); }

/* --- ANIMACIÓN DE CARRUSEL EN LA TARJETA --- */
/* --- ANIMACIÓN DE CARRUSEL EN LA TARJETA --- */
.slides-container {
    position: relative;
    background-color: var(--navy-dark);
    /* 1. Aumentamos la altura para que quepa una app de escritorio */
    height: 350px; 
    overflow: hidden;
}

.slides-container .slide {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    /* 2. Cambiamos 'cover' por 'contain' para no recortar la imagen */
    object-fit: contain; 
    opacity: 0;
    animation: autoSlider 15s infinite ease-in-out;
}

.slides-container .slide:nth-of-type(1) { animation-delay: 0s; }
.slides-container .slide:nth-of-type(2) { animation-delay: 3s; }
.slides-container .slide:nth-of-type(3) { animation-delay: 6s; }
.slides-container .slide:nth-of-type(4) { animation-delay: 9s; }
.slides-container .slide:nth-of-type(5) { animation-delay: 12s; }

@keyframes autoSlider {
    0%   { opacity: 0; z-index: 1; }
    5%   { opacity: 1; z-index: 2; } 
    20%  { opacity: 1; z-index: 2; } 
    25%  { opacity: 0; z-index: 1; } 
    100% { opacity: 0; z-index: 1; } 
}

.project-card:hover .slides-container .slide { transform: scale(1.1); }

.project-overlay {
    position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(27, 38, 59, 0.7); display: flex; align-items: center; justify-content: center;
    opacity: 0; transition: opacity 0.3s ease; z-index: 10;
}
.project-card:hover .project-overlay { opacity: 1; }

.btn-github-circle {
    width: 55px; height: 55px; background: var(--gold); color: var(--white);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem; transform: translateY(20px); transition: all 0.3s ease;
}
.project-card:hover .btn-github-circle { transform: translateY(0); }
.btn-github-circle:hover { background: var(--white); color: var(--navy-dark); }

.project-content { padding: 25px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 15px; }
.tech-tag { background: rgba(65, 90, 119, 0.1); color: var(--navy-light); padding: 4px 10px; border-radius: 4px; font-size: 0.75rem; font-weight: 700; }
.status-tag { padding: 4px 10px; border-radius: 4px; font-size: 0.75rem; font-weight: 700; }
.status-tag.ongoing { background: rgba(193, 154, 107, 0.15); color: var(--gold); border: 1px solid var(--gold); }
.project-content h3 { color: var(--navy-dark); font-size: 1.3rem; margin-bottom: 10px; }
.project-content p { color: #666; font-size: 0.95rem; margin-bottom: 20px; line-height: 1.5; }

/* --- 19. RESPONSIVO PARA TODO EL SITIO (DEBE IR ESTRICTAMENTE AL FINAL) --- */
@media (max-width: 768px) {
    body { overflow-x: hidden; }

    .nav-links {
        position: absolute; right: -100%; top: 80px; 
        background-color: var(--navy-dark); display: flex; flex-direction: column;
        align-items: center; width: 100%; padding: 30px 0;
        transition: right 0.4s ease-in-out; box-shadow: 0 10px 15px rgba(0,0,0,0.5); z-index: 999;
    }

    .nav-links.nav-active { right: 0; }
    .nav-links li { margin: 15px 0; }

    .burger { display: block; cursor: pointer; z-index: 1000; }
    .burger div { width: 25px; height: 3px; background-color: white; margin: 5px; transition: all 0.3s ease; }

    .toggle .line1 { transform: rotate(-45deg) translate(-5px, 6px); }
    .toggle .line2 { opacity: 0; }
    .toggle .line3 { transform: rotate(45deg) translate(-5px, -6px); }

    .hero-content h1 { font-size: 2rem; }
    .grid-2 { grid-template-columns: 1fr; }
    .footer-content { flex-direction: column; gap: 20px; text-align: center; }
    .tech-grid { grid-template-columns: repeat(3, 1fr); }
    .social-sidebar { display: none; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .process-container { flex-direction: column; }
    .process-line { display: none; }
    .process-step { width: 100%; margin-bottom: 30px; }
}