/**
 * EsculEasy - Custom CSS
 * Estilos personalizados para el sitio web de EsculEasy
 */

/* Variables CSS personalizadas */
:root {
    --esculeasy-primary: #2563eb;
    --esculeasy-secondary: #1e40af;
    --esculeasy-accent: #f59e0b;
    --esculeasy-success: #10b981;
    --esculeasy-danger: #ef4444;
    --esculeasy-dark: #1f2937;
    --esculeasy-light: #f8fafc;
    --esculeasy-gray: #6b7280;
    --esculeasy-border: #e5e7eb;
    --esculeasy-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --esculeasy-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --esculeasy-radius: 8px;
    --esculeasy-transition: all 0.3s ease;
}

/* Estilos base personalizados */
body {
    font-family: 'DM Sans', sans-serif;
    line-height: 1.6;
    color: var(--esculeasy-dark);
}

/* Tipografía personalizada */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3rem;
    font-weight: 800;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

/* Botones personalizados */
.btn-primary {
    background-color: var(--esculeasy-primary);
    border-color: var(--esculeasy-primary);
    color: white;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: var(--esculeasy-radius);
    transition: var(--esculeasy-transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:hover {
    background-color: var(--esculeasy-secondary);
    border-color: var(--esculeasy-secondary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--esculeasy-shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--esculeasy-primary);
    color: var(--esculeasy-primary);
    font-weight: 600;
    padding: 12px 24px;
    border-radius: var(--esculeasy-radius);
    transition: var(--esculeasy-transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.btn-demo {
    background: linear-gradient(135deg, var(--esculeasy-accent), #f97316);
    border: none;
    color: white;
    font-weight: 700;
    padding: 14px 28px;
    border-radius: var(--esculeasy-radius);
    transition: var(--esculeasy-transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--esculeasy-shadow);
}

.btn-demo:hover {
    transform: translateY(-2px);
    box-shadow: var(--esculeasy-shadow-lg);
    color: white;
}

/* Sección Hero personalizada */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
    overflow: hidden;
    z-index: 1;
    padding-top: 120px;
    min-height: 400px;
}

.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 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content-wrap {
    position: relative;
    z-index: 2;
    margin-top: 0;
}

.hero-content-wrap h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-content-wrap .lead {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Formularios personalizados */
.form-control {
    border: 2px solid var(--esculeasy-border);
    border-radius: var(--esculeasy-radius);
    padding: 12px 16px;
    font-size: 1rem;
    transition: var(--esculeasy-transition);
}

.form-control:focus {
    border-color: var(--esculeasy-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    outline: none;
}

.form-control::placeholder {
    color: var(--esculeasy-gray);
}

/* Cards personalizadas */
.card {
    border: none;
    border-radius: var(--esculeasy-radius);
    box-shadow: var(--esculeasy-shadow);
    transition: var(--esculeasy-transition);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--esculeasy-shadow-lg);
}

.card-header {
    background-color: var(--esculeasy-light);
    border-bottom: 1px solid var(--esculeasy-border);
    padding: 1.5rem;
}

.card-body {
    padding: 1.5rem;
}

/* Secciones personalizadas */
.section-heading {
    text-align: center;
    margin-bottom: 3rem;
}

.section-heading h2 {
    color: var(--esculeasy-dark);
    margin-bottom: 1rem;
}

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

/* Features personalizados */
.feature-item {
    text-align: center;
    padding: 2rem;
    border-radius: var(--esculeasy-radius);
    transition: var(--esculeasy-transition);
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--esculeasy-shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--esculeasy-primary), var(--esculeasy-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
}

/* Testimonios personalizados */
.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: var(--esculeasy-radius);
    box-shadow: var(--esculeasy-shadow);
    position: relative;
    margin-bottom: 2rem;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: var(--esculeasy-primary);
    opacity: 0.2;
}

.testimonial-content {
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--esculeasy-dark);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-info h5 {
    margin: 0;
    color: var(--esculeasy-dark);
    font-weight: 600;
}

.testimonial-info p {
    margin: 0;
    color: var(--esculeasy-gray);
    font-size: 0.9rem;
}

/* CTA personalizado */
.cta-section {
    background: linear-gradient(135deg, var(--esculeasy-dark), #374151);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.cta-section h2 {
    color: white;
    margin-bottom: 1rem;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

/* Footer personalizado */
.footer-section {
    background-color: var(--esculeasy-dark);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-section h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
}

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

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    margin-top: 2rem;
}

/* Navbar personalizado */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--esculeasy-shadow);
    z-index: 9;
    position: relative;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--esculeasy-primary);
}

.navbar-nav .nav-link {
    color: var(--esculeasy-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: var(--esculeasy-transition);
}

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

/* Sticky navbar z-index fix */
.navbar.sticky-header.affix {
    z-index: 9;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content-wrap h1 {
        font-size: 2.5rem;
    }
    
    .hero-content-wrap .lead {
        font-size: 1.1rem;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    .btn-primary,
    .btn-secondary,
    .btn-demo {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .feature-item {
        padding: 1.5rem;
    }
    
    .testimonial-card {
        padding: 1.5rem;
    }
}

@media (max-width: 576px) {
    .hero-content-wrap h1 {
        font-size: 2rem;
    }
    
    .section-heading h2 {
        font-size: 1.75rem;
    }
    
    .btn-primary,
    .btn-secondary,
    .btn-demo {
        width: 100%;
        justify-content: center;
        margin-bottom: 0.5rem;
    }
}

/* Utilidades personalizadas */
.text-gradient {
    background: linear-gradient(135deg, var(--esculeasy-primary), var(--esculeasy-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--esculeasy-primary), var(--esculeasy-secondary));
}

.bg-gradient-accent {
    background: linear-gradient(135deg, var(--esculeasy-accent), #f97316);
}

.shadow-custom {
    box-shadow: var(--esculeasy-shadow);
}

.shadow-custom-lg {
    box-shadow: var(--esculeasy-shadow-lg);
}

.rounded-custom {
    border-radius: var(--esculeasy-radius);
}

.transition-custom {
    transition: var(--esculeasy-transition);
}

/* Animaciones personalizadas */
@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);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

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

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

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

/* AOS Fix - Keep elements visible after animation */
[data-aos] {
    opacity: 1 !important;
    visibility: visible !important;
}

[data-aos].aos-animate {
    opacity: 1 !important;
    visibility: visible !important;
}

/* Mejoras de accesibilidad */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus visible para mejor accesibilidad */
.btn:focus-visible,
.form-control:focus-visible,
.nav-link:focus-visible {
    outline: 2px solid var(--esculeasy-primary);
    outline-offset: 2px;
}

/* Reducir movimiento para usuarios que lo prefieren */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}