/* ========================================
   BarNow - Estilos Principales
   ======================================== */

/* Variables CSS */
:root {
    /* Colores principales - Negro y Dorado */
    --primary: #d4a853;
    --primary-dark: #b8943f;
    --primary-light: #e6c478;
    --secondary: #1a1a1a;
    --secondary-dark: #0d0d0d;
    --secondary-light: #333333;
    
    /* Colores neutros */
    --white: #ffffff;
    --light: #f8f9fa;
    --gray-100: #f1f3f5;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --dark: #212529;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    --gradient-hero: linear-gradient(135deg, rgba(26, 26, 26, 0.95) 0%, rgba(13, 13, 13, 0.98) 100%);
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.2);
    
    /* Tipografía */
    --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Espaciado */
    --section-padding: 100px 0;
    --container-padding: 0 20px;
    
    /* Transiciones */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Border radius */
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
}

/* Reset y Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    line-height: 1.7;
    color: var(--gray-700);
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

/* Listas */
ul {
    list-style: none;
}

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

/* ========================================
   Header / Navegación
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    padding: 20px 0;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    padding: 15px 0;
    box-shadow: var(--shadow);
}

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

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.logo-img {
    height: 45px;
    width: auto;
    transition: var(--transition);
}

.header.scrolled .logo-img {
    height: 38px;
}

.logo-bar {
    color: var(--white);
    transition: var(--transition);
}

.logo-now {
    color: var(--primary);
}

.header.scrolled .logo-bar {
    color: var(--secondary);
}

/* Menú de navegación */
.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 5px 0;
}

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

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

.header.scrolled .nav-link {
    color: var(--gray-700);
}

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

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: var(--transition);
}

.header.scrolled .hamburger .bar {
    background: var(--secondary);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: url('https://images.unsplash.com/photo-1514933651103-005eec06c04b?ixlib=rb-4.0.3&auto=format&fit=crop&w=1974&q=80') center/cover no-repeat;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 0 20px;
}

.hero-logo {
    width: 150px;
    height: auto;
    margin: 0 auto 30px;
    animation: fadeInUp 1s ease-out, float 4s ease-in-out 1s infinite;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.3));
}

@media (max-width: 768px) {
    .hero-logo {
        width: 120px;
        margin-bottom: 20px;
    }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: rgba(255, 255, 255, 0.85);
    font-weight: 300;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease-out 0.2s both;
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    animation: fadeInUp 1s ease-out 0.4s both;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(212, 168, 83, 0.4);
}

.btn-primary i {
    animation: bounce 2s infinite;
}

/* Scroll indicator */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.wheel {
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

/* ========================================
   Secciones Generales
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 20px;
}

.section-title.light {
    color: var(--white);
}

.section-divider {
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    margin: 0 auto;
    border-radius: 2px;
}

.section-divider.light {
    background: var(--white);
}

/* ========================================
   Sobre Nosotros
   ======================================== */
.about {
    padding: var(--section-padding);
    background: var(--light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image-wrapper {
    background: var(--gradient-secondary);
    border-radius: var(--radius-lg);
    padding: 60px;
    position: relative;
    overflow: hidden;
}

.about-image-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(212, 168, 83, 0.2) 0%, transparent 70%);
}

.about-icon-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    position: relative;
    z-index: 1;
}

.icon-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    transition: var(--transition);
}

.icon-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.icon-item i {
    font-size: 3rem;
    color: var(--white);
}

.about-text h3 {
    font-size: 1.8rem;
    color: var(--secondary);
    margin-bottom: 20px;
    line-height: 1.3;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--gray-600);
    margin-bottom: 30px;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray-700);
    font-weight: 500;
}

.feature-item i {
    color: var(--primary);
    font-size: 1.2rem;
}

/* ========================================
   Lista de Servicios
   ======================================== */
.services-list {
    padding: var(--section-padding);
    background: var(--white);
}

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

.service-item {
    background: var(--light);
    border-radius: var(--radius);
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-item:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    transition: var(--transition);
}

.service-item:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

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

.service-item h4 {
    font-size: 1.1rem;
    color: var(--secondary);
    font-weight: 600;
}

/* ========================================
   Servicios Cards
   ======================================== */
.services {
    padding: var(--section-padding);
    background: var(--gradient-secondary);
    position: relative;
    overflow: hidden;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.services-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    position: relative;
    z-index: 1;
}

.service-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    padding: 50px 40px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    position: relative;
}

.service-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-10px);
}

.service-card.featured {
    background: var(--white);
    transform: scale(1.05);
}

.service-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.card-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--white);
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.card-icon {
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.service-card.featured .card-icon {
    background: var(--gradient-secondary);
}

.card-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.4rem;
    color: var(--white);
    margin-bottom: 15px;
    font-weight: 600;
}

.service-card.featured h3 {
    color: var(--secondary);
}

.service-card p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    line-height: 1.6;
}

.service-card.featured p {
    color: var(--gray-600);
}

.btn-card {
    background: var(--primary);
    color: var(--white);
    padding: 12px 28px;
    margin-top: 20px;
    font-size: 0.95rem;
}

.btn-card:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* ========================================
   Contacto
   ======================================== */
.contact {
    padding: var(--section-padding);
    background: var(--light);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.4rem;
    color: var(--white);
}

.contact-text h4 {
    font-size: 1.1rem;
    color: var(--secondary);
    margin-bottom: 5px;
    font-weight: 600;
}

.contact-text p {
    color: var(--gray-600);
    margin: 0;
}

.contact-text a {
    color: var(--gray-600);
}

.contact-text a:hover {
    color: var(--primary);
}

/* Formulario */
.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 50px;
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    font-size: 1.5rem;
    color: var(--secondary);
    margin-bottom: 30px;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 18px;
    font-size: 1.1rem;
    justify-content: center;
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(212, 168, 83, 0.4);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--secondary-dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    font-size: 1.8rem;
    font-weight: 800;
}

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

.footer-nav a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-nav a:hover {
    color: var(--primary);
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-social i {
    font-size: 1.1rem;
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* ========================================
   Footer Legal Buttons
   ======================================== */
.footer-legal {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 30px 0;
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.legal-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    color: rgba(255, 255, 255, 0.8);
    font-family: var(--font-family);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

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

.legal-btn i {
    font-size: 1.1rem;
}

@media (max-width: 600px) {
    .footer-legal {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .legal-btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
}

/* ========================================
   Modales
   ======================================== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 800px;
    max-height: 85vh;
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transform: translateY(30px) scale(0.95);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.modal.active .modal-content {
    transform: translateY(0) scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 25px 30px;
    background: var(--gradient-secondary);
    color: var(--white);
    flex-shrink: 0;
}

.modal-header h2 {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 600;
    margin: 0;
}

.modal-header h2 i {
    color: var(--primary);
}

.modal-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--primary);
    transform: rotate(90deg);
}

.modal-body {
    padding: 30px;
    overflow-y: auto;
    flex: 1;
}

.modal-body .modal-update {
    display: inline-block;
    background: var(--gray-100);
    color: var(--gray-600);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 20px;
}

.modal-body h3 {
    font-size: 1.2rem;
    color: var(--secondary);
    margin: 30px 0 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary);
}

.modal-body h3:first-of-type {
    margin-top: 20px;
}

.modal-body h4 {
    font-size: 1.05rem;
    color: var(--gray-700);
    margin: 20px 0 10px;
}

.modal-body p {
    color: var(--gray-600);
    margin-bottom: 12px;
    line-height: 1.7;
}

.modal-body ul {
    margin: 10px 0 15px 20px;
    list-style: disc;
}

.modal-body ul li {
    color: var(--gray-600);
    margin-bottom: 8px;
    line-height: 1.6;
}

.modal-body strong {
    color: var(--secondary);
}

/* Modal Scrollbar */
.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: var(--gray-100);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

@media (max-width: 768px) {
    .modal-content {
        max-height: 90vh;
    }
    
    .modal-header {
        padding: 20px;
    }
    
    .modal-header h2 {
        font-size: 1.1rem;
    }
    
    .modal-body {
        padding: 20px;
    }
    
    .modal-body h3 {
        font-size: 1.1rem;
    }
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(5px);
    }
    60% {
        transform: translateY(3px);
    }
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(10px);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Animaciones de entrada */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-cards {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .service-card.featured {
        transform: none;
    }
    
    .service-card.featured:hover {
        transform: translateY(-10px);
    }
}

@media (max-width: 900px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image {
        order: -1;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    /* Header Mobile */
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background: var(--secondary-dark);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 30px;
        transition: var(--transition);
        box-shadow: var(--shadow-xl);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu .nav-link {
        color: var(--white);
        font-size: 1.2rem;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    /* Servicios Grid */
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    /* About features */
    .about-features {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    /* Contact form */
    .contact-form-wrapper {
        padding: 30px;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 70px 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .about-icon-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .icon-item {
        padding: 30px;
    }
    
    .btn {
        padding: 14px 28px;
        font-size: 0.95rem;
    }
}

/* ========================================
   Utilidades
   ======================================== */
.text-center {
    text-align: center;
}

.mb-0 {
    margin-bottom: 0;
}

/* Overlay para menú móvil */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}