/* ===== TEMA HOME - OA Sistemas ===== */
/* Tema principal para el sistema empresarial */

:root {
    --primary-color: #1976D2;
    --primary-dark: #1565C0;
    --primary-light: #E3F2FD;
    --secondary-color: #FF6F00;
    --secondary-dark: #E65100;
    --accent-color: #388E3C;
    --text-primary: #263238;
    --text-secondary: #546E7A;
    --text-light: #FFFFFF;
    --background-primary: #FAFAFA;
    --background-secondary: #FFFFFF;
    --background-accent: #F5F5F5;
    --border-color: #E0E0E0;
    --shadow-light: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-medium: 0 2px 6px rgba(0,0,0,0.12);
    --shadow-heavy: 0 4px 12px rgba(0,0,0,0.16);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-primary);
    overflow-x: hidden;
}

/* Contenedor principal */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header con gradiente suave y efectos */
.header {
    background: linear-gradient(135deg, #E3F2FD, #BBDEFB, #90CAF9);
    background-size: 200% 200%;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    animation: gradientShift 8s ease-in-out infinite;
    z-index: 1;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: shimmer 3s infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

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

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

.logo h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    transition: var(--transition);
    cursor: pointer;
}

.logo h1:hover {
    transform: scale(1.05);
    text-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.logo h1 i {
    margin-right: 0.5rem;
    color: var(--secondary-color);
    transition: var(--transition);
    animation: rotate 4s linear infinite;
}

.logo h1:hover i {
    transform: rotate(360deg);
    color: var(--primary-color);
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.logo p {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Botón Dark/Light */
.theme-toggle {
    margin-left: auto;
    display: flex;
    align-items: center;
}

.theme-toggle-btn {
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
    border: 2px solid rgba(0, 0, 0, 0.1);
    padding: 10px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.theme-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(0, 0, 0, 0.2);
    transform: scale(1.1) rotate(180deg);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.theme-toggle-btn:active {
    transform: scale(0.95);
}

/* Transición suave para cambio de tema */
* {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Mejoras para el modo oscuro */
body.dark-mode {
    background-color: var(--background-primary);
    color: var(--text-primary);
}

body.dark-mode .main-content {
    background: transparent;
}

body.dark-mode .section {
    background: transparent;
}

/* Modo oscuro */
body.dark-mode {
    --background-primary: #1a1a1a;
    --background-secondary: #2d2d2d;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --border-color: #404040;
    --shadow-light: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-heavy: 0 8px 16px rgba(0, 0, 0, 0.5);
}

body.dark-mode {
    background-color: var(--background-primary);
    color: var(--text-primary);
}

body.dark-mode .header {
    background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
    z-index: 1;
    border-bottom-color: #404040;
}

body.dark-mode .logo h1 {
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

body.dark-mode .logo h1 i {
    color: #667eea;
}

body.dark-mode .logo h1:hover i {
    color: #8b9dc3;
}

body.dark-mode .logo p {
    color: #cccccc;
}

body.dark-mode .theme-toggle-btn {
    background: rgba(102, 126, 234, 0.2);
    color: #667eea;
    border-color: rgba(102, 126, 234, 0.3);
}

body.dark-mode .theme-toggle-btn:hover {
    background: rgba(102, 126, 234, 0.3);
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.3);
}

/* Estilos adicionales para modo oscuro */
body.dark-mode .section-title {
    color: #ffffff;
}

body.dark-mode .section-title::after {
    background: #667eea;
}

body.dark-mode .section::before {
    background: transparent;
}

body.dark-mode .hero {
    background: linear-gradient(135deg, #2d2d2d, #404040);
    border-color: #555555;
}

body.dark-mode .hero h2 {
    color: #ffffff;
}

body.dark-mode .hero p {
    color: #cccccc;
}

body.dark-mode .btn-primary {
    background: #667eea;
    color: #ffffff;
    border-color: #667eea;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

body.dark-mode .btn-primary:hover {
    background: #5a6fd8;
    border-color: #5a6fd8;
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.5);
}

body.dark-mode .btn-primary::before {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
}

body.dark-mode .btn-primary::after {
    background: rgba(255, 255, 255, 0.05);
}

body.dark-mode .feature-card,
body.dark-mode .system-card {
    background: #2d2d2d;
    border-color: #404040;
    color: #ffffff;
}

body.dark-mode .feature-card:hover,
body.dark-mode .system-card:hover {
    border-color: #667eea;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

body.dark-mode .feature-card h3,
body.dark-mode .system-card h3 {
    color: #ffffff;
}

body.dark-mode .feature-card p,
body.dark-mode .system-card p {
    color: #cccccc;
}

body.dark-mode .feature-tag {
    background: #404040;
    color: #ffffff;
    border-color: #555555;
}

body.dark-mode .feature-tag:hover {
    background: #667eea;
    border-color: #667eea;
}

body.dark-mode .contact-item {
    background: #2d2d2d;
    border-color: #404040;
    color: #ffffff;
}

body.dark-mode .contact-item:hover {
    border-color: #667eea;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
}

body.dark-mode .contact-item h4 {
    color: #ffffff;
}

body.dark-mode .contact-item p {
    color: #cccccc;
}

body.dark-mode .footer {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: #ffffff;
}

body.dark-mode .footer a {
    color: #cccccc;
}

body.dark-mode .footer a:hover {
    color: #ffffff;
}

/* Navegación en modo oscuro */
body.dark-mode .navigation {
    background: #2d2d2d;
    border-bottom-color: #404040;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

body.dark-mode .nav-link {
    color: #ffffff;
    border-bottom-color: transparent;
}

body.dark-mode .nav-link:hover,
body.dark-mode .nav-link.active {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    border-bottom-color: #667eea;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
}

body.dark-mode .nav-link::before {
    background: #667eea;
}

body.dark-mode .nav-link i {
    color: #667eea;
}

body.dark-mode .nav-link:hover i,
body.dark-mode .nav-link.active i {
    color: #667eea;
}

/* Indicadores de tema automático */
.theme-status-indicator {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    backdrop-filter: blur(10px);
}

.theme-notification {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    border-radius: 8px;
}

.theme-notification.success {
    background: linear-gradient(135deg, #4CAF50, #45a049);
}

.theme-notification.error {
    background: linear-gradient(135deg, #f44336, #da190b);
}

.theme-notification.info {
    background: linear-gradient(135deg, #2196F3, #1976D2);
}

/* Navegación clara */
.navigation {
    background: var(--background-secondary);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-light);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.nav-link:hover,
.nav-link.active {
    background: var(--primary-light);
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(25, 118, 210, 0.2);
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--secondary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

.nav-link i {
    font-size: 1.1rem;
}

/* Contenido principal */
.main-content {
    min-height: calc(100vh - 200px);
    background: transparent;
}

.section {
    display: none;
    padding: 3rem 0;
    position: relative;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: transparent;
    pointer-events: none;
    z-index: -1;
}



.section.active {
    display: block;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--secondary-color);
    border-radius: 2px;
}

/* Hero section con fondo claro y efectos */
.hero {
    text-align: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--background-secondary), var(--primary-light));
    border-radius: var(--border-radius);
    margin-bottom: 3rem;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}





.hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 10;
}

/* Botones con colores suaves */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    position: relative;
    z-index: 10;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--text-light);
    box-shadow: var(--shadow-light);
    position: relative;
    overflow: hidden;
    z-index: 10;
    pointer-events: auto;
    text-decoration: none;
    display: inline-block;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
}

.btn-primary:active {
    transform: translateY(2px) scale(0.98);
    transition: all 0.1s ease;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 30px rgba(25, 118, 210, 0.4);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.btn-primary:hover::after {
    width: 300px;
    height: 300px;
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--text-light);
    box-shadow: var(--shadow-light);
    position: relative;
    overflow: hidden;
}

.btn-secondary:hover {
    background: var(--secondary-dark);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(255, 111, 0, 0.3);
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

/* Cards con sombras suaves */
.feature-card {
    background: var(--background-secondary);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    border-color: var(--primary-color);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(25, 118, 210, 0.05) 0%, 
        rgba(255, 111, 0, 0.05) 100%);
    border-radius: var(--border-radius);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: var(--transition);
}

.feature-card:hover i {
    transform: scale(1.2) rotate(5deg);
    color: var(--secondary-color);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

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

/* Cards con sombras suaves */
.service-card {
    background: var(--background-secondary);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.service-icon {
    text-align: center;
    margin-bottom: 1.5rem;
}

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

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-align: center;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    text-align: center;
}

.service-card ul {
    list-style: none;
    padding-left: 0;
}

.service-card li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

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

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

/* Cards con sombras suaves */
.system-card {
    background: var(--background-secondary);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    text-align: center;
}

.system-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    border-color: var(--primary-color);
}

.system-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at top left, rgba(25, 118, 210, 0.08) 0%, transparent 50%),
        radial-gradient(circle at bottom right, rgba(255, 111, 0, 0.08) 0%, transparent 50%);
    border-radius: var(--border-radius);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.system-card:hover::before {
    opacity: 1;
}

.system-card h3 {
    transition: var(--transition);
}

.system-card:hover h3 {
    color: var(--secondary-color);
    transform: scale(1.05);
}

.system-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.system-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.system-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.feature-tag {
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    cursor: pointer;
}

.feature-tag:hover {
    background: var(--primary-color);
    color: var(--text-light);
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(25, 118, 210, 0.3);
}

/* Contact Section */
.contact-content {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.contact-info {
    max-width: 600px;
    width: 100%;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
    text-align: center;
}

/* Contact items claros */
.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: var(--background-secondary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
}

.contact-item i {
    transition: var(--transition);
}

.contact-item:hover i {
    transform: scale(1.2) rotate(5deg);
    color: var(--primary-color);
}

.contact-item i {
    font-size: 2rem;
    color: var(--secondary-color);
    min-width: 2rem;
    text-align: center;
}

.contact-item h4 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.contact-item p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin: 0;
}

.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.contact-item a:hover {
    text-decoration: underline;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* Formularios claros */
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--background-secondary);
    box-shadow: var(--shadow-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
}

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



/* Footer claro */
.footer {
    background: var(--background-secondary);
    color: var(--text-primary);
    padding: 3rem 0 1rem;
    margin-top: 3rem;
    border-top: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, 
            rgba(25, 118, 210, 0.03) 0%, 
            rgba(255, 111, 0, 0.03) 50%, 
            rgba(56, 142, 60, 0.03) 100%);
    opacity: 0.7;
    z-index: -1;
    animation: footerGlow 10s ease-in-out infinite;
}

@keyframes footerGlow {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

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

.footer-section h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

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

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

.footer-section a {
    color: var(--text-primary);
    text-decoration: none;
}

.footer-section a:hover {
    color: var(--secondary-color);
    transform: translateX(5px);
    transition: var(--transition);
}

.footer-section li {
    transition: var(--transition);
}

.footer-section li:hover {
    transform: translateX(5px);
    color: var(--secondary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #424242;
    color: #BDBDBD;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .nav-menu {
        flex-direction: column;
        width: 100%;
    }
    
    .nav-link {
        justify-content: center;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-content {
        padding: 0 1rem;
    }
    
    .contact-info {
        max-width: 100%;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
        padding: 1.5rem 1rem;
    }
    
    .contact-item i {
        font-size: 2.5rem;
        margin-bottom: 0.5rem;
    }
    
    .features,
    .services-grid,
    .systems-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero h2 {
        font-size: 1.75rem;
    }
    
    .section {
        padding: 2rem 0;
    }
    
    .feature-card,
    .service-card,
    .system-card {
        padding: 1.5rem;
    }
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.section.active {
    animation: fadeInUp 0.6s ease-out;
}

.feature-card:nth-child(odd) {
    animation: slideInLeft 0.8s ease-out;
}

.feature-card:nth-child(even) {
    animation: slideInRight 0.8s ease-out;
}

.system-card {
    animation: zoomIn 0.8s ease-out;
    animation-fill-mode: both;
}

.system-card:nth-child(1) { animation-delay: 0.1s; }
.system-card:nth-child(2) { animation-delay: 0.2s; }
.system-card:nth-child(3) { animation-delay: 0.3s; }
.system-card:nth-child(4) { animation-delay: 0.4s; }
.system-card:nth-child(5) { animation-delay: 0.5s; }
.system-card:nth-child(6) { animation-delay: 0.6s; }

/* Scrollbar clara */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Estados de carga */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

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

/* Cursor personalizado para elementos interactivos */
.btn,
.nav-link,
.feature-card,
.system-card,
.contact-item {
    cursor: pointer;
}

/* Efecto de focus mejorado */
.btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Efecto de selección de texto */
::selection {
    background: var(--primary-light);
    color: var(--primary-dark);
}

::-moz-selection {
    background: var(--primary-light);
    color: var(--primary-dark);
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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



/* Efectos de partículas flotantes */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(25, 118, 210, 0.015) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 111, 0, 0.015) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(56, 142, 60, 0.015) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
    animation: particleFloat 20s ease-in-out infinite;
}

/* Fondo principal con gradiente animado */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(45deg, 
            rgba(25, 118, 210, 0.01) 0%, 
            rgba(255, 111, 0, 0.01) 25%, 
            rgba(56, 142, 60, 0.01) 50%, 
            rgba(156, 39, 176, 0.01) 75%, 
            rgba(25, 118, 210, 0.01) 100%);
    background-size: 400% 400%;
    pointer-events: none;
    z-index: -2;
    animation: gradientMove 15s ease-in-out infinite;
}

/* Patrón de ondas en el fondo */
.wave-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 200px;
    background: 
        url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120' preserveAspectRatio='none'%3E%3Cpath d='M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z' opacity='.25' class='shape-fill' fill='%23E3F2FD'/%3E%3C/svg%3E") repeat-x;
    background-size: 1200px 120px;
    pointer-events: none;
    z-index: -3;
    animation: waveMove 20s linear infinite;
}

/* Patrón de puntos geométricos */
.geometric-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 300px;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(25, 118, 210, 0.05) 2px, transparent 2px),
        radial-gradient(circle at 75% 75%, rgba(255, 111, 0, 0.05) 2px, transparent 2px),
        radial-gradient(circle at 50% 10%, rgba(56, 142, 60, 0.05) 1px, transparent 1px),
        radial-gradient(circle at 10% 50%, rgba(156, 39, 176, 0.05) 1px, transparent 1px),
        radial-gradient(circle at 90% 50%, rgba(233, 30, 99, 0.05) 1px, transparent 1px);
    background-size: 100px 100px, 150px 150px, 80px 80px, 120px 120px, 90px 90px;
    pointer-events: none;
    z-index: -4;
    animation: geometricFloat 25s ease-in-out infinite;
}

@keyframes particleFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(1deg); }
    66% { transform: translateY(10px) rotate(-1deg); }
}

@keyframes gradientMove {
    0%, 100% { background-position: 0% 50%; }
    25% { background-position: 100% 50%; }
    50% { background-position: 100% 100%; }
    75% { background-position: 0% 100%; }
}

@keyframes waveMove {
    0% { transform: translateX(0); }
    100% { transform: translateX(-1200px); }
}

@keyframes geometricFloat {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg) scale(1); 
        opacity: 0.7;
    }
    25% { 
        transform: translateY(-15px) rotate(1deg) scale(1.05); 
        opacity: 0.9;
    }
    50% { 
        transform: translateY(10px) rotate(-1deg) scale(0.95); 
        opacity: 0.8;
    }
    75% { 
        transform: translateY(-5px) rotate(0.5deg) scale(1.02); 
        opacity: 0.6;
    }
}