/* ============================================
   RESET Y CONFIGURACIÓN BASE
   ============================================ */
:root {
    /* Paleta de colores */
    --primary-dark: #009fb3;           /* Azul noche */
    --primary-accent: #FF5E19;         /* Naranja vibrante */
    --primary-accent-light: #FF7F50;   /* Coral suave */
    --light-color: #FFFFFF;
    --dark-color: #333333;
    --gray-light: #F5F5F7;
    --gray-medium: #E0E0E0;
    --gray-dark: #777777;
    
    /* Efectos y utilidades */
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
    --border-radius: 8px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px; /* Para compensar el header fijo */
}

body {
    font-family: 'Segoe UI', 'Open Sans', sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-color);
    overflow-x: hidden;
}

/* ============================================
   TIPOGRAFÍA Y ELEMENTOS BASE
   ============================================ */
h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { 
    font-size: 2.8rem; 
    font-size: clamp(2rem, 5vw, 2.8rem);
}

h2 { 
    font-size: 2.2rem; 
    font-size: clamp(1.8rem, 4vw, 2.2rem);
}

h3 { 
    font-size: 1.6rem; 
    font-size: clamp(1.4rem, 3vw, 1.6rem);
}

p { 
    margin-bottom: 1.5rem; 
    max-width: 65ch; /* Mejor legibilidad */
}

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

ul { 
    list-style: none; 
}

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

/* ============================================
   COMPONENTES REUTILIZABLES
   ============================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 3px;
    background-color: var(--primary-accent);
}

/* Botones */
.btn {
    display: inline-block;
    padding: 12px 28px;
    background-color: var(--primary-accent);
    color: var(--light-color);
    border-radius: var(--border-radius);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
    text-align: center;
}

.btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.btn:hover::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    100% {
        transform: scale(40, 40);
        opacity: 0;
    }
}

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

.btn-outline:hover {
    background-color: var(--primary-accent);
    color: var(--light-color);
}

/* ============================================
   PRELOADER
   ============================================ */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--light-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.loaded {
    opacity: 0;
    visibility: hidden;
}

.preloader-content {
    text-align: center;
}

.logo-loader {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 30px;
}

.logo-loader span {
    color: var(--primary-accent);
}

.loader-bar {
    width: 200px;
    height: 4px;
    background-color: var(--gray-light);
    border-radius: 2px;
    overflow: hidden;
}

.loader-progress {
    height: 100%;
    background-color: var(--primary-accent);
    width: 0;
    border-radius: 2px;
    animation: loading 2s ease-in-out forwards;
}

@keyframes loading {
    0% { width: 0; }
    50% { width: 70%; }
    100% { width: 100%; }
}


/* ============================================
   HEADER Y NAVEGACIÓN
   ============================================ */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

header.scrolled {
    padding: 5px 0;
    background-color: rgba(255, 255, 255, 0.98);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-dark);
}

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

.nav-menu {
    display: flex;
}

.nav-menu li {
    margin-left: 35px;
}

.nav-menu a {
    font-weight: 600;
    font-size: 1rem;
    position: relative;
    padding: 5px 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-accent);
    transition: width 0.3s ease;
}

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

.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    padding: 5px;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--primary-dark);
    transition: var(--transition);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    height: 100vh;
    max-height: 900px;
    background: 
        linear-gradient(rgba(10, 17, 40, 0.85), rgba(10, 17, 40, 0.9)), 
        url('img/hero.jpg') 
        no-repeat center center/cover;
    display: flex;
    align-items: center;
    color: var(--light-color);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1s ease-out 0.3s forwards;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 25px;
    line-height: 1.1;
    font-size: clamp(2.2rem, 6vw, 3.5rem);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 35px;
    opacity: 0.9;
    font-size: clamp(1rem, 2vw, 1.2rem);
}

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* ============================================
   SERVICIOS
   ============================================ */
.services {
    background-color: var(--gray-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px) rotateX(10deg);
}

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

.service-card.fade-in {
    opacity: 1;
    transform: translateY(0) rotateX(0);
}

.service-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 25px;
    background-color: rgba(255, 94, 25, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon i {
    font-size: 30px;
    color: var(--primary-accent);
}

.service-card h3 {
    margin-bottom: 15px;
}

/* ============================================
   PORTAFOLIO DINÁMICO
   ============================================ */
.portfolio-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 8px 20px;
    background-color: transparent;
    border: 1px solid var(--gray-medium);
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
    font-size: 1rem;
}

.filter-btn.active, .filter-btn:hover {
    background-color: var(--primary-accent);
    color: var(--light-color);
    border-color: var(--primary-accent);
}

.filter-count {
    display: inline-block;
    background: var(--primary-accent);
    color: white;
    font-size: 0.8rem;
    padding: 2px 8px;
    border-radius: 12px;
    margin-right: 5px;
    min-width: 24px;
    text-align: center;
}

.filter-btn.active .filter-count {
    background: white;
    color: var(--primary-accent);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    min-height: 300px;
}

.portfolio-item {
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
    height: 280px;
    box-shadow: var(--shadow);
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.portfolio-item.fade-in {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(10, 17, 40, 0.9), transparent);
    color: var(--light-color);
    padding: 25px;
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-item:hover .portfolio-img {
    transform: scale(1.05);
}

.view-details-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--primary-dark);
    opacity: 0;
    transform: scale(0.8);
    transition: var(--transition);
}

.portfolio-item:hover .view-details-btn {
    opacity: 1;
    transform: scale(1);
}

.view-details-btn:hover {
    background: var(--primary-accent);
    color: white;
    transform: scale(1.1);
}

/* Estados del portafolio */
.portfolio-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--gray-light);
    border-top: 5px solid var(--primary-accent);
    border-radius: 50%;
    margin: 0 auto 20px;
    animation: spin 1s linear infinite;
}

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

.portfolio-loading p {
    color: var(--gray-dark);
    font-size: 1.1rem;
}

.portfolio-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-dark);
}

.portfolio-empty i {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--gray-medium);
}

/* Botón cargar más */
.portfolio-load-more {
    text-align: center;
    margin-top: 40px;
}

/* ============================================
   MODAL DE PROYECTO
   ============================================ */
.project-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-modal.active {
    display: flex;
    opacity: 1;
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: white;
    border-radius: var(--border-radius);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(20px);
    animation: modalSlideUp 0.4s ease forwards;
}

@keyframes modalSlideUp {
    to { transform: translateY(0); }
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    font-size: 20px;
    transition: var(--transition);
    border: none;
}

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

.modal-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.modal-info {
    padding: 30px;
}

.modal-header {
    margin-bottom: 20px;
}

.modal-category {
    display: inline-block;
    background: var(--primary-accent-light);
    color: var(--primary-dark);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.modal-title {
    color: var(--primary-dark);
    margin-bottom: 10px;
    font-size: 1.8rem;
}

.modal-client {
    color: var(--gray-dark);
    font-style: italic;
    margin-bottom: 20px;
    font-size: 1rem;
}

.modal-description {
    margin-bottom: 30px;
    line-height: 1.7;
    font-size: 1.05rem;
}

.modal-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
}

.modal-features span {
    background: var(--gray-light);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--dark-color);
}

.modal-date {
    text-align: right;
    color: var(--gray-dark);
    font-size: 0.9rem;
    padding-top: 20px;
    border-top: 1px solid var(--gray-light);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
}

/* ============================================
   VENTAJAS / EXPERIENCIA
   ============================================ */
.advantages {
    background-color: var(--primary-dark);
    color: var(--light-color);
}

.advantages .section-title h2::after {
    background-color: var(--primary-accent-light);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.advantage-item {
    text-align: center;
    padding: 30px 20px;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
}

.advantage-item.fade-in {
    opacity: 1;
    transform: translateY(0);
}

.advantage-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--light-color);
    margin-bottom: 15px;
    line-height: 1;
    font-size: clamp(2.5rem, 4vw, 3rem);
}

/* ============================================
   SOBRE NOSOTROS
   ============================================ */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text h3 {
    color: var(--primary-dark);
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 25px;
}

.about-stats {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary-accent);
    display: block;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--gray-dark);
}

.about-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.about-image img:hover {
    transform: scale(1.02);
}

/* ============================================
   FOOTER
   ============================================ */
footer {
    background-color: var(--primary-dark);
    color: var(--light-color);
    padding: 70px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-logo {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 20px;
}

.footer-links h4, .footer-contact h4 {
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h4::after, .footer-contact h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--primary-accent);
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links a:hover {
    color: var(--primary-accent);
    padding-left: 5px;
}

.footer-contact p {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.footer-contact i {
    margin-right: 10px;
    color: var(--light-color);
    width: 20px;
    text-align: center;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-accent);
    transform: translateY(-5px);
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: var(--gray-medium);
}

/* ============================================
   COMPONENTES FLOTANTES
   ============================================ */

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
    z-index: 999;
    transition: all 0.3s ease;
    overflow: hidden;
}

.whatsapp-float:hover {
    width: 200px;
    border-radius: 30px;
    background-color: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

.whatsapp-text {
    opacity: 0;
    width: 0;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 600;
    margin-left: 0;
    white-space: nowrap;
}

.whatsapp-float:hover .whatsapp-text {
    opacity: 1;
    width: auto;
    margin-left: 10px;
}

/* Efecto de aparición para títulos */
.section-title h2 {
    overflow: hidden;
    position: relative;
}

.section-title h2::before {
    content: '';
    position: absolute;
    left: -100%;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media screen and (max-width: 1200px) {
    .container {
        max-width: 100%;
        padding: 0 40px;
    }
}

@media screen and (max-width: 992px) {
    h1 { 
        font-size: clamp(1.8rem, 4vw, 2.5rem); 
    }
    
    h2 { 
        font-size: clamp(1.6rem, 3.5vw, 2rem); 
    }
    
    .hero h1 { 
        font-size: clamp(2rem, 5vw, 3rem); 
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    
    .about-stats {
        justify-content: space-around;
        flex-wrap: wrap;
    }
    
    .section-padding {
        padding: 60px 0;
    }
}

@media screen and (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    .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);
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--light-color);
        flex-direction: column;
        align-items: center;
        padding-top: 50px;
        transition: 0.3s;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu li {
        margin: 15px 0;
    }
    
    .hero {
        height: auto;
        min-height: 100vh;
        padding: 100px 0;
    }
    
    .hero h1 { 
        font-size: clamp(1.8rem, 4vw, 2.5rem); 
    }
    
    .hero p { 
        font-size: clamp(0.9rem, 1.8vw, 1.1rem); 
    }
    
    .hero-btns {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }
    
    .modal-content {
        max-height: 95vh;
        width: 95%;
    }
    
    .modal-image {
        height: 250px;
    }
    
    .modal-info {
        padding: 20px;
    }
    
    .modal-features {
        gap: 8px;
    }
    
    .modal-features span {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    
    .whatsapp-float {
        bottom: 20px;
        left: 20px;
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .whatsapp-float:hover {
        width: 170px;
    }
}

@media screen and (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    .hero h1 { 
        font-size: clamp(1.6rem, 3.5vw, 2.2rem); 
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 25px;
    }
    
    .filter-count {
        display: none; /* Ocultar contadores en móvil para ahorrar espacio */
    }
    
    .section-title h2::before {
        animation: none; /* Desactivar animación en móvil para rendimiento */
    }
    
    .footer-content {
        gap: 30px;
    }
}

@media screen and (max-width: 400px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-filter {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 10px;
    }
    
    .portfolio-filter::-webkit-scrollbar {
        height: 4px;
    }
    
    .portfolio-filter::-webkit-scrollbar-thumb {
        background: var(--gray-medium);
        border-radius: 2px;
    }
}

/* ============================================
   ACCESIBILIDAD Y MEJORAS
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        --light-color: #1a1a1a;
        --dark-color: #f0f0f0;
        --gray-light: #2a2a2a;
        --gray-medium: #3a3a3a;
        --gray-dark: #999999;
    }
}

/* Focus styles para accesibilidad */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--primary-accent);
    outline-offset: 2px;
}

/* Estilos para impresión */
@media print {
    .preloader,
    .whatsapp-float,
    .project-modal,
    .portfolio-filter,
    .hero-btns .btn-outline {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    .container {
        max-width: 100%;
    }
    
    .section-padding {
        padding: 20px 0;
    }
}