/* Variables CSS */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --light-color: #ecf0f1;
    --dark-color: #2c3e50;
    --text-color: #333;
    --text-light: #7f8c8d;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --error-color: #e74c3c;
    --font-family: 'Roboto', sans-serif;
    --transition: all 0.3s ease;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--text-color);
    line-height: 1.6;
    background-color: #f9f9f9;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

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

ul {
    list-style: none;
}

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

section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    color: var(--primary-color);
}

.section-title::after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background-color: var(--secondary-color);
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.bg-light {
    background-color: var(--light-color);
}

/* Header */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

header.scrolled {
    padding: 10px 0;
    background-color: rgba(255, 255, 255, 0.95);
}

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

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    height: 50px;
    transition: var(--transition);
}

header.scrolled .logo {
    height: 40px;
}

.main-menu {
    display: flex;
    align-items: center;
}

.main-menu li {
    margin-left: 25px;
}

.main-menu a {
    color: var(--dark-color);
    font-weight: 500;
    padding: 5px 0;
    position: relative;
}

.main-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    bottom: 0;
    left: 0;
    transition: var(--transition);
}

.main-menu a:hover::after,
.main-menu a.active::after {
    width: 100%;
}

.login-btn {
    background-color: var(--secondary-color);
    color: white !important;
    padding: 8px 15px !important;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

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

.login-btn::after {
    display: none;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin: 2px 0;
    border-radius: 3px;
    transition: var(--transition);
}

/* Hero Slider */
#hero-slider {
    margin-top: 80px;
    position: relative;
    height: calc(100vh - 80px);
    min-height: 500px;
    overflow: hidden;
}

.slider-container {
    position: relative;
    height: 100%;
    width: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
    z-index: 1;
}

.slide.active {
    opacity: 1;
    z-index: 2;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: -1;
    filter: brightness(0.6);
}

.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 800px;
    text-align: center;
    color: white;
    padding: 0 20px;
    z-index: 3;
}

.slide-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease;
}

.slide-content p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    animation: fadeInUp 1s ease 0.2s;
    animation-fill-mode: both;
}

.slider-controls {
    position: absolute;
    bottom: 30px;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 5;
}

.prev-slide,
.next-slide {
    background-color: rgba(255, 255, 255, 0.3);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
    margin: 0 10px;
}

.prev-slide:hover,
.next-slide:hover {
    background-color: rgba(255, 255, 255, 0.5);
}

.slider-dots {
    display: flex;
    margin: 0 15px;
}

.dot {
    width: 12px;
    height: 12px;
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    margin: 0 5px;
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background-color: white;
    transform: scale(1.2);
}

.cta-button {
    display: inline-block;
    background-color: var(--secondary-color);
    color: white;
    padding: 15px 30px;
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 1.1rem;
    transition: var(--transition);
    animation: fadeInUp 1s ease 0.4s;
    animation-fill-mode: both;
}

.cta-button:hover {
    background-color: white;
    color: var(--secondary-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Cursos */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.course-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.course-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.course-card:hover .course-image img {
    transform: scale(1.1);
}

.course-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--accent-color);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.course-content {
    padding: 20px;
}

.course-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.course-info i {
    margin-right: 5px;
    color: var(--secondary-color);
}

.course-content h3 {
    margin-bottom: 10px;
    font-size: 1.2rem;
    color: var(--primary-color);
}

.course-content p {
    margin-bottom: 20px;
    color: var(--text-light);
    font-size: 0.95rem;
}

.course-btn {
    display: inline-block;
    color: var(--secondary-color);
    font-weight: 500;
    position: relative;
    padding-bottom: 2px;
}

.course-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: var(--transition);
}

.course-btn:hover::after {
    width: 100%;
}

.courses-cta {
    text-align: center;
    margin-top: 50px;
}

.btn-outline {
    display: inline-block;
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
    padding: 12px 25px;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
}

.btn-outline:hover {
    background-color: var(--secondary-color);
    color: white;
    transform: translateY(-3px);
}

.btn-outline i {
    margin-left: 5px;
    transition: var(--transition);
}

.btn-outline:hover i {
    transform: translateX(5px);
}

/* Noticias */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.news-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.news-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.news-card:hover .news-image img {
    transform: scale(1.1);
}

.news-date {
    position: absolute;
    bottom: 15px;
    left: 15px;
    background-color: var(--secondary-color);
    color: white;
    text-align: center;
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    justify-content: center;
    font-weight: 500;
}

.news-date .day {
    font-size: 1.3rem;
    line-height: 1;
}

.news-date .month {
    font-size: 0.8rem;
    text-transform: uppercase;
}

.news-content {
    padding: 25px;
}

.news-tag {
    display: inline-block;
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--secondary-color);
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.news-content h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
    color: var(--primary-color);
}

.news-content p {
    margin-bottom: 20px;
    color: var(--text-light);
}

.news-meta {
    display: flex;
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.news-meta span {
    margin-right: 20px;
}

.news-meta i {
    margin-right: 5px;
    color: var(--secondary-color);
}

.news-btn {
    display: inline-block;
    color: var(--secondary-color);
    font-weight: 500;
    position: relative;
    padding-bottom: 2px;
}

.news-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: var(--transition);
}

.news-btn:hover::after {
    width: 100%;
}

.news-cta {
    text-align: center;
    margin-top: 50px;
}

/* Estadísticas */
.stats-container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.stat-item {
    text-align: center;
    padding: 0 15px;
    margin-bottom: 30px;
    flex: 1 1 200px;
}

.stat-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
    line-height: 1;
}

.stat-text {
    color: var(--text-light);
    font-size: 1.1rem;
}

/* Testimonios */
.testimonials-slider {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    overflow: hidden;
    height: 300px;
}

.testimonial-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 1;
}

.testimonial-slide.active {
    opacity: 1;
    z-index: 2;
}

.testimonial-content {
    display: flex;
    align-items: center;
    background-color: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    height: 100%;
}

.testimonial-image {
    flex-shrink: 0;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 30px;
    border: 5px solid var(--light-color);
}

.testimonial-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-text {
    flex: 1;
}

.testimonial-text p {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--text-color);
    font-size: 1.1rem;
    position: relative;
}

.testimonial-text p::before {
    content: '\201C';
    font-size: 4rem;
    position: absolute;
    left: -20px;
    top: -20px;
    color: rgba(52, 152, 219, 0.1);
    font-family: serif;
}

.testimonial-author h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.testimonial-author span {
    font-size: 0.9rem;
    color: var(--text-light);
}

.testimonial-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 30px;
}

.prev-testimonial,
.next-testimonial {
    background-color: var(--light-color);
    color: var(--primary-color);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
    margin: 0 10px;
}

.prev-testimonial:hover,
.next-testimonial:hover {
    background-color: var(--secondary-color);
    color: white;
}

.testimonial-dots {
    display: flex;
    margin: 0 15px;
}

.testimonial-dots .dot {
    background-color: var(--light-color);
}

.testimonial-dots .dot.active {
    background-color: var(--secondary-color);
}

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

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

.about-content .section-title {
    text-align: left;
    margin-bottom: 30px;
}

.about-content .section-title::after {
    left: 0;
    transform: none;
}

.about-content p {
    margin-bottom: 20px;
    color: var(--text-light);
}

.about-features {
    margin: 30px 0;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.feature-item i {
    color: var(--success-color);
    margin-right: 10px;
    font-size: 1.2rem;
}

.about-btn {
    display: inline-block;
    background-color: var(--secondary-color);
    color: white;
    padding: 12px 25px;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
}

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

/* Contacto */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
}

.contact-info {
    background-color: var(--primary-color);
    padding: 40px;
    border-radius: var(--border-radius);
    color: white;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
}

.contact-item i {
    font-size: 1.5rem;
    margin-right: 15px;
    color: var(--secondary-color);
}

.contact-hours {
    margin: 30px 0;
}

.contact-hours h4 {
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.contact-hours p {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.contact-hours i {
    color: var(--secondary-color);
    margin-right: 10px;
}

.social-media {
    display: flex;
    margin-top: 40px;
}

.social-icon {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    color: white;
    transition: var(--transition);
}

.social-icon:hover {
    background-color: var(--secondary-color);
    transform: translateY(-5px);
}

.contact-form {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--box-shadow);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: var(--transition);
}

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

.form-group textarea {
    height: 150px;
    resize: vertical;
}

.submit-btn {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition);
}

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

/* Footer */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 80px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-logo img {
    height: 50px;
    margin-bottom: 20px;
}

.footer-logo p {
    color: var(--text-light);
}

.footer-links h4,
.footer-courses h4,
.footer-newsletter h4 {
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h4::after,
.footer-courses h4::after,
.footer-newsletter h4::after {
    content: '';
    position: absolute;
    width: 40px;
    height: 3px;
    background-color: var(--secondary-color);
    bottom: 0;
    left: 0;
}

.footer-links ul li,
.footer-courses ul li {
    margin-bottom: 10px;
}

.footer-links a,
.footer-courses a {
    color: var(--text-light);
    transition: var(--transition);
}

.footer-links a:hover,
.footer-courses a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.footer-newsletter p {
    color: var(--text-light);
    margin-bottom: 20px;
}

.footer-newsletter form {
    display: flex;
}

.footer-newsletter input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    font-family: var(--font-family);
}

.footer-newsletter button {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 0 20px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
    transition: var(--transition);
}

.footer-newsletter button:hover {
    background-color: var(--accent-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: var(--text-light);
}

/* Login Page */
.login-page {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 500px;
    overflow: hidden;
}

.login-header {
    text-align: center;
    padding: 30px;
    background-color: var(--light-color);
}

.login-logo {
    height: 60px;
    margin-bottom: 15px;
}

.login-header h1 {
    color: var(--primary-color);
    font-size: 1.8rem;
}

.login-form-container {
    padding: 30px;
}

.login-form .form-group {
    position: relative;
    margin-bottom: 25px;
}

.login-form .form-group label {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

.login-form .form-group input {
    width: 100%;
    padding: 15px 15px 15px 45px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.login-form .form-group input:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.toggle-password {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    cursor: pointer;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    font-size: 0.9rem;
}

.remember-me {
    display: flex;
    align-items: center;
}

.remember-me input {
    margin-right: 5px;
}

.forgot-password {
    color: var(--secondary-color);
}

.login-btn {
    width: 100%;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 15px;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

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

.login-footer {
    text-align: center;
    margin-top: 25px;
    color: var(--text-light);
}

.alert {
    padding: 15px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    font-weight: 500;
}

.alert-error {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--error-color);
    border-left: 4px solid var(--error-color);
}

.alert-success {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
}

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

/* Responsivo */
@media (max-width: 992px) {
    .section-title {
        font-size: 2rem;
    }
    
    .slide-content h1 {
        font-size: 2.5rem;
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
    }
    
    .testimonial-content {
        flex-direction: column;
        text-align: center;
    }
    
    .testimonial-image {
        margin-right: 0;
        margin-bottom: 20px;
    }
}

@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }
    
    .logo-container {
        margin-bottom: 15px;
    }
    
    .main-menu {
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 100%;
        left: 0;
        background-color: white;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: var(--transition);
    }
    
    .main-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .main-menu li {
        margin: 10px 0;
        width: 100%;
        text-align: center;
    }
    
    .mobile-menu-btn {
        display: flex;
        position: absolute;
        top: 20px;
        right: 20px;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-slider {
        height: 400px;
    }
    
    .stat-item {
        flex: 1 1 100%;
    }
}

@media (max-width: 576px) {
    .slide-content h1 {
        font-size: 2rem;
    }
    
    .slide-content p {
        font-size: 1rem;
    }
    
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}