:root {
    /* Colores Principales */
    --color-primary: #1F2A4A;      /* Azul Institucional */
    --color-primary-dark: #151e36;
    --color-primary-light: #2B3A6A;
    
    /* Colores Acento */
    --color-gold: #CBB173;         /* Dorado Medio */
    --color-gold-light: #E3C98F;
    --color-gold-dark: #B69B5A;

    /* Fondos y Textos */
    --color-bg-white: #FFFFFF;
    --color-bg-offwhite: #FAFAFA;  
    --color-bg-dark: #1a1a1a;
    --color-text-main: #333333;    
    --color-text-secondary: #666666;
    --color-text-light: #f4f4f4;

    /* Tipografías */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lato', sans-serif;

    /* Espaciado */
    --section-padding: 100px 0;
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-offwhite);
    color: var(--color-text-main);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    font-weight: 700;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 15px;
}

.section-padding {
    padding: var(--section-padding);
}

.white-text { color: #fff !important; }
.highlight-gold { color: var(--color-gold); font-style: italic;}
.bg-dark { background-color: var(--color-primary-dark); color: #fff; }

/* --- Botones y Efectos --- */
.btn {
    display: inline-block;
    padding: 14px 35px;
    font-family: var(--font-body);
    font-weight: 700;
    border-radius: 50px; /* Botones redondeados más modernos */
    transition: var(--transition);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1.5px;
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-gold {
    background-color: var(--color-gold);
    color: var(--color-primary-dark);
    box-shadow: 0 4px 15px rgba(203, 177, 115, 0.4);
}

.btn-gold:hover {
    background-color: var(--color-gold-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(203, 177, 115, 0.6);
}

.btn-outline {
    border: 2px solid rgba(255,255,255,0.3);
    color: #fff;
    background: transparent;
}

.btn-outline:hover {
    border-color: #fff;
    background-color: #fff;
    color: var(--color-primary);
}

.btn-outline-dark {
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

.btn-outline-dark:hover {
    background-color: var(--color-primary);
    color: #fff;
}

.btn-block {
    display: block;
    width: 100%;
}

.pulse-btn {
    animation: pulse-animation 2s infinite;
}

@keyframes pulse-animation {
    0% { box-shadow: 0 0 0 0 rgba(203, 177, 115, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(203, 177, 115, 0); }
    100% { box-shadow: 0 0 0 0 rgba(203, 177, 115, 0); }
}

.hover-lift:hover {
    transform: translateY(-5px);
}

/* --- Header --- */
.header {
    background-color: rgba(31, 42, 74, 0.95); /* Semi transparete de entrada */
    color: #fff;
    padding: 8px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
    backdrop-filter: blur(10px); /* Efecto cristal */
}

.header.scrolled {
    padding: 10px 0;
    background-color: rgba(31, 42, 74, 1);
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo img {
    height: 50px;
    width: auto;
    border-radius: 50%;
    border: 2px solid var(--color-gold);
    transition: var(--transition);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    line-height: 1.2;
    letter-spacing: 1px;
}

.logo-text small {
    font-family: var(--font-body);
    font-size: 0.7rem;
    color: var(--color-gold);
    display: block;
    letter-spacing: 3px;
    font-weight: 700;
}

.nav-list {
    display: flex;
    gap: 35px;
    align-items: center;
}

.nav-list a {
    color: rgba(255,255,255,0.8);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding-bottom: 5px;
}

.nav-list a:not(.btn-nav)::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--color-gold);
    transition: width 0.3s;
}

.nav-list a:not(.btn-nav):hover::after {
    width: 100%;
}

.nav-list a:hover {
    color: #fff;
}

.btn-nav {
    border: 1px solid var(--color-gold);
    padding: 10px 25px;
    border-radius: 50px;
    color: var(--color-gold) !important;
}

.btn-nav:hover {
    background-color: var(--color-gold);
    color: var(--color-primary) !important;
    box-shadow: 0 0 15px rgba(203, 177, 115, 0.3);
}

.menu-toggle {
    display: none;
    cursor: pointer;
}

/* --- Hero Section --- */
.hero {
    height: 100vh;
    position: sticky; /* Efecto Sticky Curtain */
    top: 0;
    z-index: 0; /* Se queda atrás */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    overflow: hidden;
}

/* IMPORTANTE: Asegurar que el contenido siguiente cubra el Hero */
.stats-section, 
.services, 
.quote-banner, 
.about-container, 
#perfil, /* Sección Sobre Mí */
.contact-wrapper, 
.footer {
    position: relative;
    z-index: 10;
    background-color: var(--color-bg-offwhite); /* Opacidad necesaria */
}

/* Ajustes específicos de fondo para mantener diseño */
.stats-section { background-color: #fff; }
.contact-wrapper { background-color: #fff; }
.footer { background-color: var(--color-bg-dark); }
.quote-banner { z-index: 10; } /* Asegurar que el banner también cubra */

.hero-bg-video-wrapper {
    position: absolute;

    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-bg-image {
    width: 100%;
    height: 100%;
    /* Imagen de stock legal de alta calidad con gradiente negro */
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.8)), url(images/hero.jpg);
    background-size: cover;
    background-position: center;
    /* background-attachment: fixed; ELIMINADO para permitir movimiento fluido con JS */
}

@media (max-width: 768px) {
    .hero-bg-image {
        background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.8)), url(images/herocelu.jpg);
        background-size: cover;
        background-position: center; 
    }
}

@keyframes zoomEffect {
    0% { transform: scale(1); }
    100% { transform: scale(1.3); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(31, 42, 74, 0.9) 0%, rgba(31, 42, 74, 0.7) 100%);
    z-index: -1;
}

.hero-content {
    max-width: 900px;
    z-index: 1;
    margin-top: 60px;
}

.hero-subtitle {
    display: inline-block;
    color: var(--color-gold);
    font-size: 1rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--color-gold);
    padding-bottom: 5px;
}

.hero h1 {
    font-size: 4rem;
    color: #fff;
    margin-bottom: 25px;
    line-height: 1.1;
}

.hero p {
    font-size: 1.4rem;
    margin-bottom: 50px;
    color: rgba(255,255,255,0.9);
    font-weight: 300;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 25px;
    justify-content: center;
}

/* Scroll Down Mouse Animation */
.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: rgba(255,255,255,0.7);
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.8;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid rgba(255,255,255,0.7);
    border-radius: 20px;
    margin-bottom: 10px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: #fff;
    border-radius: 2px;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.5s infinite;
}

@keyframes scrollWheel {
    0% { top: 10px; opacity: 1; }
    100% { top: 30px; opacity: 0; }
}

/* --- Stats Banner --- */
.stats-section {
    background-color: #fff;
    padding: 60px 0;
    margin-top: -60px; /* Overlap hero */
    position: relative;
    z-index: 2;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    border-right: 1px solid #eee;
}

.stat-item:last-child { border-right: none; }

.stat-icon-wrap {
    font-size: 2.5rem;
    color: var(--color-gold);
    margin-bottom: 15px;
}

.stat-item h3 {
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.stat-item p {
    color: var(--color-text-secondary);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 2px;
}

/* --- Servicios --- */
.section-title {
    text-align: center;
    margin-bottom: 70px;
}

.section-title h2 {
    font-size: 3rem;
    margin-bottom: 15px;
}

.divider {
    width: 80px;
    height: 4px;
    background-color: var(--color-gold);
    margin: 0 auto 20px;
    border-radius: 2px;
}
.container-services{
    width: 100%;
    padding: 20px 0;
    margin: 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    align-items: flex-start;
}


.card-inner {
    background: var(--color-bg-white);
    padding: 0;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08); /* Sombra más suave y difusa */
    transition: var(--transition);
    border-bottom: 5px solid transparent;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.card-image {
    height: 300px;
    width: 100%;
    overflow: hidden;
    position: relative;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.service-card:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    padding: 40px 35px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.service-card:hover .card-inner {
    transform: translateY(-15px);
    border-bottom: 5px solid var(--color-gold);
    box-shadow: 0 20px 50px rgba(0,0,0,0.12);
}

.icon-box {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 25px;
    transition: var(--transition);
}

.service-card:hover .icon-box {
    color: var(--color-gold);
    transform: scale(1.1);
}

.service-card h3 {
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.service-card p {
    color: var(--color-text-secondary);
    margin-bottom: 25px;
    font-size: 1rem;
}

/* Ocultar lista y mostrar en hover */
.service-list {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: all 0.5s ease-in-out;
    margin-top: 0;
}

.service-card:hover .service-list {
    max-height: 500px; /* Altura suficiente para el contenido */
    opacity: 1;
    margin-top: 15px;
}

.service-list li {
    padding-left: 25px;
    position: relative;
    margin-bottom: 12px;
    color: var(--color-text-main);
    font-size: 0.95rem;
    border-bottom: 1px dotted #eee; /* Línea separadora sutil */
    padding-bottom: 8px;
}

.service-list li:last-child { border-bottom: none; }

.service-list li::before {
    content: "\f00c"; /* Check icon de fontawesome */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--color-gold);
    position: absolute;
    left: 0;
    top: 2px;
    font-size: 0.8rem;
}

/* --- Proceso --- */
.process-steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-top: 50px;
}

.step {
    text-align: center;
    flex: 1;
    position: relative;
    padding: 0 20px;
}

.step-icon {
    width: 60px;
    height: 60px;
    background-color: var(--color-gold);
    color: var(--color-primary-dark);
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    box-shadow: 0 0 0 10px rgba(203, 177, 115, 0.2);
    transition: var(--transition);
}

.step:hover .step-icon {
    transform: rotate(360deg);
    background-color: #fff;
    color: var(--color-gold);
}

.step-connector {
    flex: 0 0 auto;
    width: 100px;
    height: 2px;
    background-color: rgba(255,255,255,0.2);
    margin-top: 30px;
}

.step h3 {
    color: var(--color-gold);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.step p {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
}

/* --- FAQ (Acordeón) --- */
.faq {
    background-color: #fff;
}

.accordion {
    max-width: 800px;
    margin: 0 auto;
}

.accordion-item {
    border-bottom: 1px solid #ddd;
    margin-bottom: 10px;
}

.accordion-header {
    width: 100%;
    padding: 20px;
    text-align: left;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.accordion-header:hover {
    color: var(--color-gold-dark);
    background-color: #f9f9f9;
}

.accordion-header i {
    font-size: 0.9rem;
    color: var(--color-gold);
    transition: var(--transition);
}

.accordion-header.active i {
    transform: rotate(45deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
    padding: 0 20px;
}

.accordion-content p {
    padding-bottom: 20px;
    color: var(--color-text-secondary);
}

/* --- Quote Parallax --- */
.quote-banner {
    background: url('https://images.unsplash.com/photo-1453928582365-b6ad33cbcf64?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-attachment: fixed;
    padding: 120px 0;
    text-align: center;
    color: #fff;
    position: relative;
}

.overlay-dark {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
}

.quote-banner blockquote {
    position: relative;
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-style: italic;
    max-width: 900px;
    margin: 0 auto 30px;
    line-height: 1.4;
}

.quote-banner cite {
    position: relative;
    font-family: var(--font-body);
    font-weight: 700;
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 3px;
}

/* --- About (Mejorado) --- */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 70px;
    align-items: center;
}

.image-wrapper {
    position: relative;
}

.image-wrapper img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 20px 20px 0 var(--color-gold-light); /* Offset border effect */
}

.image-wrapper::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    width: 50%;
    height: 50%;
    border-top: 5px solid var(--color-primary);
    border-left: 5px solid var(--color-primary);
    z-index: -1;
}

.about-text h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.lead-text {
    font-size: 1.2rem;
    color: var(--color-text-main);
    font-weight: 600;
    margin-bottom: 25px;
}

.about-action {
    margin-top: 30px;
}

/* --- Contacto --- */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 0;
    box-shadow: 0 20px 60px rgba(0,0,0,0.1);
    background: #fff;
    overflow: hidden;
    border-radius: 15px;
}

.contact-info {
    background-color: var(--color-primary);
    color: #fff;
    padding: 60px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* Decorative circle */
.contact-info::after {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
}

.info-item {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}

.icon-circle {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-link {
    color: #fff;
    font-size: 1.1rem;
    border-bottom: 1px solid transparent;
}

.contact-link:hover {
    color: var(--color-gold);
    border-bottom-color: var(--color-gold);
}

.social-links-contact {
    margin-top: auto;
    display: flex;
    gap: 20px;
}

.social-links-contact a {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    transition: var(--transition);
}

.social-links-contact a:hover {
    background: var(--color-gold);
    border-color: var(--color-gold);
    color: var(--color-primary);
}

.contact-form {
    padding: 70px 50px;
    background: #fff;
}

.contact-form h3 {
    margin-bottom: 30px;
    font-size: 2rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 10px;
    border: none;
    background-color: #f4f4f4;
    border-bottom: 2px solid transparent;
    border-radius: 4px; /* Slight radius */
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    background-color: #f0f0f0;
    border-bottom-color: var(--color-gold);
}

.focus-border {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-gold);
    transition: 0.4s;
}

.form-group input:focus ~ .focus-border,
.form-group textarea:focus ~ .focus-border {
    width: 100%;
}

/* --- Footer --- */
.footer {
    background-color: var(--color-bg-dark);
    color: #ccc;
    padding: 80px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 50px;
    border-bottom: 1px solid #333;
    padding-bottom: 50px;
    margin-bottom: 30px;
}

.footer-logo {
    color: #fff;
    font-size: 1.8rem;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.footer-socials {
    margin-top: 25px;
    display: flex;
    gap: 15px;
}

.footer-socials a {
    color: #fff;
    font-size: 1.2rem;
}

.footer-socials a:hover { color: var(--color-gold); }

.footer-links ul li { margin-bottom: 12px; }
.footer-links ul li a:hover { color: var(--color-gold); padding-left: 5px; }

.footer-legal p { font-size: 0.85rem; color: #666; }
.footer-legal .developer-credit { margin-top: 10px; font-size: 0.75rem; }
.footer-legal .developer-credit a { color: #888; text-decoration: none; transition: color 0.3s; }
.footer-legal .developer-credit a:hover { color: var(--color-gold); }

/* --- Responsive --- */
@media (max-width: 992px) {
    .hero h1 { font-size: 3rem; }
    .about-container { grid-template-columns: 1fr; text-align: center; }
    .image-wrapper { margin-bottom: 40px; }
    .image-wrapper img { width: 80%; }
    .about-text { text-align: left; }
    .stats-grid { grid-template-columns: 1fr; gap: 0; }
    .stat-item { border-right: none; border-bottom: 1px solid #eee; }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
        position: relative;
        z-index: 1001;
    }
    
    .bar {
        display: block;
        width: 25px;
        height: 3px;
        margin: 5px auto;
        background-color: #fff;
        transition: 0.3s;
    }
    
    .menu-toggle.is-active .bar:nth-child(2) { opacity: 0; }
    .menu-toggle.is-active .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .menu-toggle.is-active .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

    .nav-list {
        position: fixed;
        left: -100%;
        top: 0;
        flex-direction: column;
        background-color: var(--color-primary-dark);
        width: 100%;
        height: 100vh;
        justify-content: center;
        transition: 0.3s;
    }

    .nav-list.active { left: 0; }
    
    .header-container { padding: 0 20px; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .process-steps { flex-direction: column; align-items: center; }
    .step-connector { width: 2px; height: 50px; margin: 10px 0; }
    .step { padding: 20px 0; }
    .hero { margin-top: 0; }
    .footer-content { grid-template-columns: 1fr; text-align: center; }
    .footer-socials { justify-content: center; }
}