/* =======================================
   ACERCA DE - PÁGINA ESTÁTICA MODERNA
   Paleta PublikaYA: #667eea, #764ba2, #48bb78, #38a169
   ======================================= */

/* Variables CSS para colores consistentes */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --success-gradient: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    --accent-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --neutral-gradient: linear-gradient(135deg, #667eea 0%, #48bb78 100%);
    
    --primary-color: #667eea;
    --primary-dark: #764ba2;
    --success-color: #48bb78;
    --success-dark: #38a169;
    
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --bg-light: #f7fafc;
    --bg-white: #ffffff;
    --border-light: #e2e8f0;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 20px 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);
}

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

html {
    background-color: #ffffff;
    color-scheme: light;
}

body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    overflow-x: hidden;
    background-color: #ffffff;
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Hero Section Mejorado */
.hero-section {
    position: relative;
    background: var(--primary-gradient);
    color: white;
    padding: 120px 0;
    text-align: center;
    margin-bottom: 80px;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="white" opacity="0.1"><polygon points="0,0 1000,0 1000,100 0,80"/></svg>');
    background-size: cover;
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    color: white;
    text-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.hero-section p {
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.95;
    animation: fadeInUp 1s ease-out 0.2s both;
    line-height: 1.7;
}

/* Contenido principal */
.main-content {
    background-color: #ffffff;
    min-height: 100vh;
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
    background-color: #ffffff;
}

.content-section {
    margin-bottom: 80px;
}

/* Animaciones removidas para mejor performance */

.content-section h2 {
    color: var(--text-primary);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 30px;
    position: relative;
    padding-bottom: 15px;
}

.content-section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
    animation: scaleIn 0.6s ease-out 0.3s both;
}

.content-section p {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* Cards de valores */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.value-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    animation: scaleIn 0.6s ease-out;
    animation-fill-mode: both;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
    transition: left 0.6s ease;
}

.value-card:hover::before {
    left: 0;
}

.value-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.value-card:nth-child(1) { animation-delay: 0.1s; }
.value-card:nth-child(2) { animation-delay: 0.2s; }
.value-card:nth-child(3) { animation-delay: 0.3s; }
.value-card:nth-child(4) { animation-delay: 0.4s; }

.value-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    animation: float 3s ease-in-out infinite;
}

.value-card:nth-child(even) .value-icon {
    background: var(--success-gradient);
    animation-delay: 1.5s;
}

.value-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.value-card p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
}

/* Sección de estadísticas */
.stats-section {
    background: var(--bg-light);
    padding: 80px 0;
    margin: 80px 0;
    border-radius: 30px;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.05) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    position: relative;
    z-index: 2;
}

.stat-item {
    text-align: center;
    animation: fadeInUp 0.8s ease-out;
    animation-fill-mode: both;
}

.stat-item:nth-child(1) { animation-delay: 0.1s; }
.stat-item:nth-child(2) { animation-delay: 0.2s; }
.stat-item:nth-child(3) { animation-delay: 0.3s; }
.stat-item:nth-child(4) { animation-delay: 0.4s; }

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* CTA Section */
.cta-section {
    background: var(--success-gradient);
    color: white;
    padding: 80px 40px;
    border-radius: 25px;
    text-align: center;
    margin: 80px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" fill="white" opacity="0.1"><circle cx="50" cy="50" r="40"/></svg>');
    background-size: 100px 100px;
    animation: float 6s ease-in-out infinite;
}

.cta-section h3 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease-out;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    background: white;
    color: var(--success-color);
    padding: 18px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    animation: scaleIn 0.8s ease-out 0.4s both;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    color: var(--success-dark);
}

.cta-button i {
    margin-left: 10px;
    transition: transform 0.3s ease;
}

.cta-button:hover i {
    transform: translateX(5px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        padding: 100px 0 60px 0;
    }
    
    .hero-section h1 {
        font-size: 2.2rem;
    }
    
    .hero-section p {
        font-size: 1.1rem;
    }
    
    .content-section h2 {
        font-size: 2rem;
    }
    
    .content-section p {
        font-size: 1.1rem;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .value-card {
        padding: 30px 20px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .cta-section {
        padding: 60px 30px;
    }
    
    .cta-section h3 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .hero-section h1 {
        font-size: 1.8rem;
    }
    
    .content-section h2 {
        font-size: 1.8rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .value-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

/* Loading states */
body {
    opacity: 0;
    transition: opacity 0.5s ease;
    background-color: #ffffff;
}

.loaded {
    opacity: 1 !important;
}

/* Mejoras adicionales para la lista de características */
.features-list {
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    padding: 15px;
    background: var(--bg-light);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.feature-item i {
    color: var(--success-color);
    font-size: 1.5rem;
    margin-right: 15px;
    min-width: 30px;
}

.feature-item p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin: 0;
    font-weight: 500;
}

/* Scroll animations deshabilitadas */
@media (prefers-reduced-motion: no-preference) {
    .content-section {
        opacity: 1;
        transform: translateY(0);
    }
    
    .content-section.animate {
        opacity: 1;
        transform: translateY(0);
    }
    
    .value-card {
        opacity: 1;
        transform: translateY(0);
    }
    
    .value-card.animate {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading animation */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.loading-shimmer {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}


/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus states */
.cta-button:focus {
    outline: 3px solid rgba(72, 187, 120, 0.5);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .hero-section {
        background: none !important;
        color: black !important;
    }
    
    .value-card {
        box-shadow: none !important;
        border: 1px solid #ddd;
    }
    
    .cta-section {
        background: none !important;
        color: black !important;
        border: 2px solid #ddd;
    }
}