/* Reset y configuración base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Paleta de colores */
    --primary-blue: #1e3a8a;
    --secondary-blue: #3b82f6;
    --light-blue: #dbeafe;
    --white: #ffffff;
    --gold: #f59e0b;
    --light-gold: #fef3c7;
    --dark-gray: #374151;
    --light-gray: #f9fafb;
    --text-gray: #6b7280;
    
    /* Tipografía */
    --font-primary: 'Poppins', sans-serif;
    
    /* Espaciado */
    --section-padding: 80px 0;
    --container-padding: 0 20px;
    
    /* Transiciones */
    --transition: all 0.3s ease;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--dark-gray);
    overflow-x: hidden;
}

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

/* Navegación */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h2 {
    color: var(--primary-blue);
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-logo span {
    color: var(--gold);
    font-size: 0.9rem;
    font-weight: 400;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    margin: 3px 0;
    transition: var(--transition);
}

/* Sección Hero */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(30, 58, 138, 0.7), rgba(30, 58, 138, 0.5)),
                url('images/hero/hero_background.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    position: relative;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

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

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    font-size: 1rem;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: var(--gold);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-primary:hover {
    background: #d97706;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

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

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

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    padding: 10px 20px;
    font-size: 0.9rem;
}

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

.btn-full {
    width: 100%;
}

.btn-whatsapp {
    background: #25d366;
    color: var(--white);
    margin-top: 1rem;
}

.btn-whatsapp:hover {
    background: #128c7e;
    transform: translateY(-2px);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator i {
    font-size: 1.5rem;
    color: var(--white);
}

/* Secciones generales */
section {
    padding: var(--section-padding);
}

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

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-weight: 700;
}

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

/* Proyectos */
.proyectos {
    background: var(--light-gray);
}

.proyectos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.proyecto-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.proyecto-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.proyecto-image {
    position: relative;
    overflow: hidden;
}

.proyecto-image img {
    width: 100%;
    height: 100%;
    transition: var(--transition);
}

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

.proyecto-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 58, 138, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.proyecto-content {
    padding: 1.5rem;
}

.proyecto-content h3 {
    color: var(--primary-blue);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.proyecto-content p {
    color: var(--text-gray);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.proyecto-features {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--text-gray);
}

.proyecto-features span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.proyecto-features i {
    color: var(--gold);
}

/* Servicios */
.servicios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.servicio-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    border-top: 4px solid var(--gold);
}

.servicio-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.servicio-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.servicio-icon i {
    font-size: 2rem;
    color: var(--white);
}

.servicio-card h3 {
    color: var(--primary-blue);
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.servicio-card p {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.servicio-card ul {
    list-style: none;
    text-align: left;
}

.servicio-card li {
    color: var(--text-gray);
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.servicio-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--gold);
    font-weight: bold;
}

/* Sobre Nosotros */
.nosotros {
    background: var(--white);
}

.nosotros-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.nosotros-text h2 {
    color: var(--primary-blue);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.nosotros-intro {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.nosotros-features {
    margin-bottom: 2rem;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.feature i {
    color: var(--gold);
    font-size: 1.5rem;
    margin-top: 0.2rem;
}

.feature h4 {
    color: var(--primary-blue);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.feature p {
    color: var(--text-gray);
    line-height: 1.5;
}

.stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat h3 {
    color: var(--primary-blue);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat p {
    color: var(--text-gray);
    font-weight: 500;
}

.nosotros-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Contacto */
.contacto {
    background: var(--light-gray);
}

.contacto-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

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

.contacto-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contacto-item i {
    color: var(--gold);
    font-size: 1.5rem;
    margin-top: 0.2rem;
}

.contacto-item h4 {
    color: var(--primary-blue);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.contacto-item p {
    color: var(--text-gray);
    line-height: 1.5;
}

.contacto-form {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.contacto-redes {
    margin-top: 2rem;
    text-align: center;
}

.contacto-redes h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-weight: 600;
}

.redes-sociales {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.red-social {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--white);
    font-size: 1.2rem;
    transition: var(--transition);
}

.red-social.facebook {
    background: #1877f2;
}

.red-social.instagram {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.red-social.whatsapp {
    background: #25d366;
}

.red-social:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
    background: var(--primary-blue);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--gold);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.footer-section h4 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--gold);
}

.footer-redes {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-red {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--white);
    transition: var(--transition);
}

.footer-red:hover {
    background: var(--gold);
    transform: translateY(-2px);
}

.footer-contacto p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.footer-contacto i {
    color: var(--gold);
    width: 20px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 1rem 0;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .proyectos-grid {
        grid-template-columns: 1fr;
    }
    
    .servicios-grid {
        grid-template-columns: 1fr;
    }
    
    .nosotros-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .stats {
        justify-content: center;
        gap: 1rem;
    }
    
    .contacto-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .redes-sociales {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .proyecto-features {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }
    
    .stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .contacto-form {
        padding: 1.5rem;
    }
}

/* Efectos adicionales */
.proyecto-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.servicio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--light-blue), var(--light-gold));
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
    border-radius: 15px;
}

/* Scroll suave */
html {
    scroll-behavior: smooth;
}

/* Estilos para formulario */
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #9ca3af;
}

/* Mejoras visuales */
.proyecto-card,
.servicio-card,
.contacto-form {
    position: relative;
    z-index: 1;
}

/* Efecto de carga */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}