/* VARIABLES */
:root {
    --primary-color: #003366;
    --secondary-color: #d4af37;
    --accent-color: #f1f1f1;
    --text-color: #333;
    --light-color: #ffffff;
    --dark-blue: #002244;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-color);
}

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

/* NAVEGACIÓN */
header {
    background: var(--light-color);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
}

.logo img {
    height: 60px;
}

.site-nav ul {
    display: flex;
    list-style: none;
}

.site-nav ul li {
    margin-left: 25px;
}

.site-nav ul li a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition);
    text-transform: uppercase;
    font-size: 0.9rem;
}

.site-nav ul li a:hover, .site-nav ul li a.active {
    color: var(--secondary-color);
}

/* HERO SECTION */
.hero {
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--light-color);
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-btn {
    display: inline-block;
    padding: 15px 35px;
    background: var(--secondary-color);
    color: var(--dark-blue);
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: var(--transition);
    margin: 10px;
    text-transform: uppercase;
}

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

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

.cta-btn--outline:hover {
    background: var(--secondary-color);
    color: var(--dark-blue);
}

/* GRID SECTIONS */
section {
    padding: 80px 0;
}

h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 50px;
    position: relative;
}

h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--secondary-color);
    margin: 15px auto 0;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--accent-color);
    padding: 40px;
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
    border-bottom: 4px solid transparent;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    border-bottom-color: var(--secondary-color);
}

.card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.card h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

/* FOOTER */
footer {
    background: var(--dark-blue);
    color: var(--light-color);
    padding: 40px 0;
    text-align: center;
}

footer p {
    margin-bottom: 10px;
}

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

/* RESPONSIVE */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .nav-container {
        flex-direction: column;
    }
    .site-nav ul {
        margin-top: 20px;
    }
    .site-nav ul li {
        margin: 0 10px;
    }
}


/* SERVICES PAGE */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background: white;
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.service-card i {
    font-size: 3.5rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* MODALIDADES */
.modalidades-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.modalidad {
    padding: 30px;
    background: white;
    border-radius: 8px;
    transition: var(--transition);
}

.modalidad:hover {
    transform: scale(1.05);
}

.modalidad i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    display: block;
}

/* PROGRAMS PAGE */
.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.program-card {
    background: white;
    padding: 35px 25px;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.program-card:hover {
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.program-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.program-icon i {
    font-size: 2rem;
    color: white;
}

.program-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    text-align: center;
}

.program-card p {
    margin-bottom: 20px;
    text-align: center;
}

/* BLOG PAGE */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.blog-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.blog-img {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

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

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

.blog-body {
    padding: 25px;
}

.blog-tag {
    display: inline-block;
    background: var(--secondary-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 15px;
}

.blog-body h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.blog-body p {
    color: #666;
    margin-bottom: 20px;
}

.read-more {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.read-more:hover {
    color: var(--secondary-color);
}

.read-more i {
    margin-left: 5px;
}

/* CONTACT PAGE */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    margin-top: 40px;
}

.contact-info h2,
.contact-form h2 {
    color: var(--primary-color);
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-item i {
    font-size: 2rem;
    color: var(--secondary-color);
    flex-shrink: 0;
}

.contact-item h4 {
    color: var(--primary-color);
    margin-bottom: 8px;
}

.contact-item a {
    color: var(--text-color);
    text-decoration: none;
}

.contact-item a:hover {
    color: var(--secondary-color);
}

.contact-certifications {
    background: var(--accent-color);
    padding: 25px;
    border-radius: 8px;
    margin-top: 30px;
    text-align: center;
}

.cert-logos {
    display: flex;
    justify-content: space-around;
    margin-top: 15px;
}

.cert-logos span {
    font-weight: bold;
    color: var(--primary-color);
    font-size: 1.1rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--primary-color);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

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

/* CTA SECTION */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
    color: white;
}

.cta-section h2 {
    color: white;
    margin-bottom: 15px;
}

.cta-section p {
    margin-bottom: 25px;
    font-size: 1.1rem;
}

/* BUTTONS */
.btn-outline {
    display: inline-block;
    padding: 10px 25px;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 5px;
    transition: var(--transition);
}

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

.btn-whatsapp {
    background: #25D366;
    color: white;
    padding: 15px 35px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
}

.btn-whatsapp:hover {
    background: #1da851;
    transform: scale(1.05);
}

/* RESPONSIVE - CONTACT */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

/* HERO SUB TEXT WHITE */
.hero-sub h1,
.hero-sub p {
    color: white;
}
}