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

:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #012351;
    --text-color: #06294d;
    --text-light: #7f8c8d;
    --bg-color: #ecf0f1;
    --white: #ffffff;
    --title: #012351;
    --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.18);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    /* background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); */
    background-attachment: fixed;
}

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

/* Glass Effect */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow);
}

/* Navigation */
.navbar {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgb(255, 255, 255) !important;
    backdrop-filter: blur(10px);
    /* box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1); */
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

/* Contenedor del logo e imagen */
.nav-content > img {
    height: 50px; /* Ajusta según tu logo */
    width: auto;
    margin-right: 10px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--accent-color);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
    background-image: url('../img/portada.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.hero-content {
    text-align: center;
    z-index: 2;
    position: relative;
}

.hero-title {
    font-size: 2.5rem; /* Reducido de 3.5rem */
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 1.1rem; /* Reducido de 1.3rem */
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem; /* Reducido de 2rem */
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.btn {
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

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

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

/* Hero Shapes */
.hero-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    overflow: hidden;
    z-index: 1;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    top: 60%;
    right: 15%;
    animation-delay: 5s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    left: 50%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(180deg);
    }
}

/* Courses Section */
.courses {
    padding: 100px 0;
    background: transparent;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--title);
    margin-bottom: 1rem;
    font-weight: 700;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--title);
    margin-bottom: 3rem;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.course-card {
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.course-image {
    position: relative;
}

.course-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

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

.course-category {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgb(255 255 255);
    padding: 0.5rem 1.2rem;
    border-radius: 25px;
    font-weight: 700;
    color: var(--accent-color);
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.course-content {
    padding: 1.5rem;
}

.course-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: var(--primary-color);
}

.course-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.course-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.course-meta span {
    font-size: 0.85rem;
    padding: 0.3rem 0.8rem;
    background: rgba(52, 152, 219, 0.1);
    border-radius: 15px;
    color: var(--accent-color);
}

.course-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.price {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-color);
}

.btn-enroll {
    padding: 0.6rem 1.5rem;
    background: var(--accent-color);
    color: var(--white);
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-enroll:hover {
    background: var(--primary-color);
    transform: scale(1.05);
}

/* Benefits Section */
.benefits {
    padding: 100px 0;
    background: transparent;
}

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

.benefit-card {
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease;
}

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

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.benefit-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: var(--primary-color);
}

.benefit-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* CTA Section */
.cta {
    padding: 100px 0;
}

.cta-content {
    text-align: center;
    padding: 4rem 2rem;
}

.cta-content h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

/* Footer */
.footer {
    background: rgba(44, 62, 80, 0.9);
    backdrop-filter: blur(10px);
    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 ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* WhatsApp Button */
.whatsapp-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all 0.3s ease;
    text-decoration: none;
    color: white;
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-btn svg {
    width: 32px;
    height: 32px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
        gap: 1rem;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    }

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

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

    .hero-subtitle {
        font-size: 1.1rem;
    }

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

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

    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .whatsapp-btn {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }

    .whatsapp-btn svg {
        width: 26px;
        height: 26px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .section-title {
        font-size: 1.8rem;
    }

    .course-content h3 {
        font-size: 1.1rem;
    }

    .cta-content h2 {
        font-size: 2rem;
    }

    .cta-content p {
        font-size: 1rem;
    }
}

/* Sección Nosotros */
.nosotros-section {
    padding: 80px 0;
    background: transparent;
}

.nosotros-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.nosotros-card {
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.nosotros-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

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

.nosotros-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.nosotros-card:hover .nosotros-image img {
    transform: scale(1.05);
}

.nosotros-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.95);
    padding: 0.5rem 1.2rem;
    border-radius: 25px;
    font-weight: 700;
    color: var(--accent-color);
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.nosotros-content {
    padding: 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.nosotros-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-weight: 700;
}

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

/* Features List */
.features-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    /* margin-top: auto; */
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-color);
}

.feature-item .icon {
    background: var(--accent-color);
    color: white;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
    flex-shrink: 0;
}

/* Cursos List */
.cursos-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.cursos-list li {
    padding: 0.8rem 0;
    color: var(--text-color);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    font-size: 0.95rem;
}

.cursos-list li:last-child {
    border-bottom: none;
}

.btn-ver-mas {
    margin-top: auto;
    padding: 0.8rem 1.5rem;
    background: var(--accent-color);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    text-align: center;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-ver-mas:hover {
    background: var(--primary-color);
    transform: scale(1.05);
}

/* Verificación Box */
.verificacion-box {
    background: rgba(52, 152, 219, 0.05);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    /* margin-top: auto; */
}

.verifica-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.verifica-text {
    color: var(--title);
    margin-bottom: 1.5rem;
}

.btn-verificar {
    padding: 0.8rem 2rem;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-verificar:hover {
    background: var(--primary-color);
    transform: scale(1.05);
}

/* Responsive */
@media (max-width: 768px) {
    .nosotros-section {
        padding: 50px 0;
    }
    
    .nosotros-grid {
        grid-template-columns: 1fr;
    }
    
    .nosotros-content h3 {
        font-size: 1.3rem;
    }
}


/* Payment Section */
.payment-section {
    padding: 80px 0;
    background: transparent;
}

.payment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.payment-card {
    padding: 2rem 1rem;
    text-align: center;
    transition: all 0.3s ease;
}

.payment-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.payment-icon {
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.payment-icon img {
    max-height: 50px;
    max-width: 80%;
    object-fit: contain;
}

.payment-icon svg {
    width: 60px;
    height: 60px;
}

.payment-card h4 {
    color: var(--primary-color);
    font-size: 1rem;
    font-weight: 600;
}

.payment-note {
    text-align: center;
    color: var(--white);
    font-size: 1rem;
    margin-top: 2rem;
    font-weight: 500;
}

@media (max-width: 768px) {
    .payment-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}