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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Variables CSS */
:root {
    --primary-color: #8B5CF6;
    --secondary-color: #A78BFA;
    --accent-color: #F3E8FF;
    --text-dark: #1F2937;
    --text-light: #6B7280;
    --white: #FFFFFF;
    --gradient: linear-gradient(135deg, #8B5CF6 0%, #A78BFA 100%);
    --shadow: 0 10px 30px rgba(139, 92, 246, 0.1);
    --shadow-hover: 0 20px 40px rgba(139, 92, 246, 0.2);
}

/* Header y Navegación */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-logo .logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.nav-logo h2 {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: width 0.3s ease;
}

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

/* Dropdown Menu */
.nav-item {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    padding: 0.5rem 0;
}

.nav-item:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-dark);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

.dropdown-item:hover {
    background: var(--primary-color);
    color: var(--white);
}

.nav-link i {
    margin-left: 0.5rem;
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

.nav-item:hover .nav-link i {
    transform: rotate(180deg);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.6) 0%, rgba(109, 40, 217, 0.6) 50%, rgba(76, 29, 149, 0.6) 100%), url('images/hero.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--white);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255,255,255,0.05) 0%, transparent 50%);
    opacity: 0.4;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--white);
    color: var(--primary-color);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-placeholder {
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-logo {
    width: 180px;
    height: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

/* Section Titles */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--text-dark);
    position: relative;
}

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

/* About Section */
.about {
    padding: 80px 0;
    background: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--text-light);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: var(--accent-color);
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.stat:hover {
    transform: translateY(-5px);
}

.stat h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat p {
    color: var(--text-light);
    font-weight: 500;
}

.about-image {
    display: flex;
    justify-content: center;
}

.about-placeholder {
    width: 300px;
    height: 300px;
    background: transparent;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.about-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* Services Section - DISEÑO HORIZONTAL */
.services {
    padding: 80px 0;
    background: #F8FAFC;
}

.services-grid {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.service-card {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    display: flex;
    align-items: flex-start;
    gap: 3rem;
    text-align: left;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.service-icon {
    flex-shrink: 0;
    width: 120px;
    height: 120px;
    background: transparent;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.service-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.service-content {
    flex: 1;
}

.service-card h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.service-subtitle {
    font-style: italic;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-card h4 {
    color: var(--text-dark);
    margin: 1.5rem 0 1rem;
    font-size: 1.2rem;
}

.service-result {
    background: var(--accent-color);
    padding: 1.5rem;
    border-radius: 10px;
    margin: 1.5rem 0;
    font-style: italic;
    color: var(--text-dark);
    font-weight: 500;
}

.service-duration {
    background: var(--gradient);
    color: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    margin-top: 1.5rem;
}

.service-duration strong {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    color: var(--white);
}

.service-duration p {
    color: var(--white);
    opacity: 0.9;
}

.service-features {
    list-style: none;
    text-align: left;
}

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

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

/* Courses Section */
.courses {
    padding: 80px 0;
    background: var(--white);
}

.courses-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.course-info h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.course-info p {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.course-details {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--accent-color);
    border-radius: 10px;
}

.detail-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.detail-item h4 {
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.detail-item p {
    color: var(--text-light);
    margin: 0;
    font-size: 0.9rem;
}

.course-modules {
    margin-top: 2rem;
}

.course-modules h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.course-modules ul,
.course-modules ol {
    list-style: none;
    padding-left: 0;
}

.course-modules ol {
    counter-reset: item;
}

.course-modules ol li {
    counter-increment: item;
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 2rem;
}

.course-modules ol li::before {
    content: counter(item) '.';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Evitar que el contador afecte a la lista de aprendizaje */
.course-learning-list li::before {
    content: none !important;
}

.course-image {
    display: flex;
    justify-content: center;
}

.course-placeholder {
    width: 250px;
    height: 250px;
    background: transparent;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.course-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
}

.course-intro {
    margin-bottom: 2rem;
}

.course-intro p {
    margin-bottom: 1rem;
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.6;
}

.course-cta {
    margin-top: 2rem;
}

.coming-soon {
    opacity: 0.7;
}

.coming-soon-badge {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.coming-soon .course-placeholder {
    background: var(--accent-color);
    border: 2px dashed var(--primary-color);
}

.coming-soon .course-placeholder i {
    font-size: 3rem;
    color: var(--primary-color);
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: #F8FAFC;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.contact-info p {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.contact-methods {
    margin-bottom: 2rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.contact-method i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.contact-method h4 {
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.contact-method p {
    color: var(--text-light);
    margin: 0;
}

.social-links h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-icon:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* Contact Form */
.contact-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #E5E7EB;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

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

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

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-section p {
    color: #D1D5DB;
    line-height: 1.6;
}

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

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

.footer-section ul li a {
    color: #D1D5DB;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 1rem;
    text-align: center;
    color: #9CA3AF;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .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-logo .logo-img {
        height: 40px;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }

    .services-grid {
        gap: 2rem;
    }

    .service-card {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }

    .service-icon {
        margin: 0 auto;
    }

    .courses-content {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-placeholder,
    .about-placeholder {
        width: 250px;
        height: 250px;
    }

    .about-photo {
        width: 100%;
        height: 100%;
    }

    .hero-logo {
        width: 150px;
    }

    .course-placeholder {
        width: 200px;
        height: 200px;
    }

    .course-photo {
        width: 100%;
        height: 100%;
    }

    .coming-soon .course-placeholder i {
        font-size: 3rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .service-card {
        padding: 2rem;
    }

    .contact-form {
        padding: 2rem;
    }

    .social-icons {
        justify-content: center;
    }

    .nav-logo .logo-img {
        height: 35px;
    }

    .nav-logo h2 {
        font-size: 1.2rem;
    }
}

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

.service-card,
.course-card,
.contact-item {
    animation: fadeInUp 0.6s ease-out;
}

/* Mejoras de accesibilidad */
html {
    scroll-behavior: smooth;
}

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

/* Focus styles para accesibilidad */
.btn:focus,
.cta-button:focus,
.submit-button:focus,
.course-button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Course Learning List Styles - SOLUCIÓN DEFINITIVA */
.course-learning-list {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.course-learning-list li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: #f8fafc;
    border-radius: 8px;
    border-left: 4px solid #8b5cf6;
    transition: all 0.3s ease;
}

.course-learning-list .checkmark {
    display: none !important;
}

.course-learning-list .checkmark::before {
    display: none !important;
}

/* Fallback si el símbolo Unicode no funciona */
@supports not (content: "✓") {
    .course-learning-list .checkmark::before {
        display: none !important;
    }
}

.course-learning-list li:hover {
    background: #f1f5f9;
    transform: translateX(5px);
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.1);
}