/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

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

/* Color Variables */
:root {
    --primary-blue: #003366;
    --secondary-yellow: #FFD700;
    --white: #FFFFFF;
    --light-gray: #f8f9fa;
    --dark-gray: #666;
    --text-dark: #333;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: var(--primary-blue);
}

h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
    color: var(--dark-gray);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: #004080;
    transform: translateY(-2px);
}

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

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

.btn-yellow {
    background-color: var(--secondary-yellow);
    color: var(--primary-blue);
    font-weight: 700;
}

.btn-yellow:hover {
    background-color: #e6c200;
    transform: translateY(-2px);
}

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

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

/* Navigation */
.navbar {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-logo img {
    height: 40px;
    width: auto;
}

.nav-logo span {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.5 rem;
    color: var(--primary-blue);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--primary-blue);
    font-weight: 600;
    transition: color 0.3s ease;
}

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

.nav-link.active {
    color: var(--secondary-yellow);
    position: relative;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--secondary-yellow);
    border-radius: 1px;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 10px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.hamburger:hover {
    background-color: var(--light-gray);
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-blue);
    margin: 3px 0;
    transition: all 0.3s ease;
    transform-origin: center;
}

/* Hamburger animation when active */
.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
    background-color: var(--secondary-yellow);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
    background-color: var(--secondary-yellow);
}

.hamburger.active {
    background-color: var(--primary-blue);
}

/* Subtle pulse animation for hamburger when not active */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.hamburger:not(.active):hover {
    animation: pulse 0.6s ease-in-out;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--white) 0%, var(--light-gray) 100%);
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: var(--dark-gray);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* What We Do Section */
.what-we-do {
    padding: 80px 0;
    background-color: var(--light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.service-item {
    background-color: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.service-item i {
    font-size: 3rem;
    color: var(--secondary-yellow);
    margin-bottom: 20px;
}

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

/* Trusted Globally Section */
.trusted-globally {
    padding: 80px 0;
    background-color: var(--white);
}

.trusted-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.trusted-text h2 {
    text-align: left;
    margin-bottom: 20px;
}

.trusted-text p {
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.cta-section {
    background-color: var(--light-gray);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
}

.cta-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.trusted-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Services Section */
.services {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--light-gray) 0%, #f0f4f8 100%);
    position: relative;
    overflow: hidden;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23003366" stroke-width="0.5" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.services .container {
    position: relative;
    z-index: 1;
}

.services h2 {
    position: relative;
    margin-bottom: 20px;
}

.services h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    width: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-yellow), var(--primary-blue));
    transition: all 0.8s ease;
    transform: translateX(-50%);
    border-radius: 2px;
}

.services.section-visible h2::after {
    width: 120px;
}

.services-detailed {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 35px;
    margin-top: 60px;
}

.service-card {
    background-color: var(--white);
    padding: 45px 35px;
    border-radius: 20px;
    box-shadow: 0 8px 25px rgba(0, 51, 102, 0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
    transition: left 0.6s ease;
}

.service-card:hover::before {
    left: 100%;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-yellow));
    transform: scaleX(0);
    transition: transform 0.4s ease;
    border-radius: 0 0 10px 10px;
}

.service-card:hover::after {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 51, 102, 0.2);
    border-color: var(--secondary-yellow);
}

.service-card .service-icon {
    font-size: 3.5rem;
    color: var(--secondary-yellow);
    margin-bottom: 25px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: inline-block;
}

.service-card:hover .service-icon {
    transform: scale(1.2) rotate(10deg);
    color: var(--primary-blue);
}

.service-card .service-title {
    margin-bottom: 20px;
    color: var(--primary-blue);
    font-size: 1.4rem;
    font-weight: 700;
    transition: all 0.3s ease;
}

.service-card:hover .service-title {
    color: var(--primary-blue);
    transform: translateY(-2px);
}

.service-card .service-description {
    color: var(--dark-gray);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 25px;
    transition: all 0.3s ease;
}

.service-card:hover .service-description {
    color: var(--text-dark);
}

.service-card ul {
    list-style: none;
    margin-top: 25px;
}

.service-card ul li {
    padding: 8px 0;
    color: var(--dark-gray);
    position: relative;
    padding-left: 30px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.service-card ul li:before {
    content: "✓";
    color: var(--secondary-yellow);
    font-weight: bold;
    position: absolute;
    left: 0;
    width: 20px;
    height: 20px;
    background-color: rgba(255, 215, 0, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.service-card:hover ul li:before {
    background-color: var(--secondary-yellow);
    color: var(--white);
    transform: scale(1.1);
}

.service-card:hover ul li {
    color: var(--text-dark);
    transform: translateX(5px);
}

/* Service card animate-in state with floating animation */
.service-card.animate-in {
    animation: serviceCardFloat 8s ease-in-out infinite;
}

.service-card.animate-in:nth-child(1) { animation-delay: 0s; }
.service-card.animate-in:nth-child(2) { animation-delay: 2s; }
.service-card.animate-in:nth-child(3) { animation-delay: 4s; }
.service-card.animate-in:nth-child(4) { animation-delay: 6s; }

/* Floating animation for service cards */
@keyframes serviceCardFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    25% { transform: translateY(-8px) rotate(0.5deg); }
    50% { transform: translateY(0px) rotate(0deg); }
    75% { transform: translateY(-5px) rotate(-0.5deg); }
}

/* Add a subtle pulse to service icons */
.service-card .service-icon {
    animation: iconPulse 3s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.service-card:hover .service-icon {
    animation: none; /* Stop pulse on hover */
}

/* Enhanced service card number indicators */
.service-card {
    counter-increment: service-counter;
}

.service-card::before {
    counter-increment: none;
}

.services-detailed {
    counter-reset: service-counter;
}

.service-card .service-icon::after {
    content: counter(service-counter, decimal-leading-zero);
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--primary-blue);
    color: var(--white);
    width: 25px;
    height: 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
    font-family: 'Poppins', sans-serif;
    opacity: 0;
    transform: scale(0);
    transition: all 0.3s ease;
}

.service-card:hover .service-icon::after {
    opacity: 1;
    transform: scale(1);
}

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

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin-bottom: 50px;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.course-card {
    background-color: var(--light-gray);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 3px solid transparent;
    position: relative;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
    transition: left 0.6s ease;
}

.course-card:hover::before {
    left: 100%;
}

.course-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: var(--secondary-yellow);
    box-shadow: 0 20px 40px rgba(0, 51, 102, 0.15);
    background-color: var(--white);
}

.course-card:hover .course-icon {
    transform: scale(1.2) rotate(5deg);
    color: var(--secondary-yellow);
}

.course-card:hover .course-title {
    color: var(--primary-blue);
}

.course-card .course-icon {
    font-size: 3.5rem;
    color: var(--primary-blue);
    margin-bottom: 25px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: inline-block;
}

.course-card .course-title {
    margin-bottom: 20px;
    color: var(--primary-blue);
    transition: all 0.3s ease;
    font-size: 1.4rem;
    font-weight: 700;
}

.course-details {
    background-color: var(--white);
    padding: 20px;
    border-radius: 10px;
    margin: 25px 0;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.course-card:hover .course-details {
    border-color: var(--secondary-yellow);
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.2);
    transform: translateY(-2px);
}

.course-details::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-yellow), var(--primary-blue));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.course-card:hover .course-details::before {
    transform: scaleX(1);
}

.course-details p {
    margin-bottom: 8px;
    font-size: 0.95rem;
    color: var(--primary-blue);
    font-weight: 500;
}

/* Enhanced Enroll Button */
.course-card .btn-outline {
    margin-top: 20px;
    padding: 12px 25px;
    font-weight: 600;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.course-card .btn-outline::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.3), transparent);
    transition: left 0.5s ease;
}

.course-card:hover .btn-outline::before {
    left: 100%;
}

.course-card:hover .btn-outline {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 51, 102, 0.2);
}

/* Course card animate-in state */
.course-card.animate-in {
    animation: courseCardFloat 6s ease-in-out infinite;
}

.course-card.animate-in:nth-child(1) { animation-delay: 0s; }
.course-card.animate-in:nth-child(2) { animation-delay: 1.5s; }
.course-card.animate-in:nth-child(3) { animation-delay: 3s; }
.course-card.animate-in:nth-child(4) { animation-delay: 4.5s; }

/* Floating animation for course cards */
@keyframes courseCardFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    25% { transform: translateY(-5px) rotate(0.5deg); }
    50% { transform: translateY(0px) rotate(0deg); }
    75% { transform: translateY(-3px) rotate(-0.5deg); }
}

/* Enhanced course section title animation */
.courses h2 {
    position: relative;
    overflow: hidden;
}

.courses h2::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-yellow), var(--primary-blue));
    transition: all 0.8s ease;
    transform: translateX(-50%);
}

.courses.section-visible h2::after {
    width: 100px;
}

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

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 60px;
}

.about-text h2 {
    text-align: left;
    margin-bottom: 30px;
}

.about-mission, .about-vision, .about-values {
    margin-bottom: 30px;
}

.about-mission h3, .about-vision h3, .about-values h3 {
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.values-grid {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: var(--white);
    padding: 15px 20px;
    border-radius: 25px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.value-item i {
    color: var(--secondary-yellow);
    font-size: 1.2rem;
}

.value-item span {
    font-weight: 600;
    color: var(--primary-blue);
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item {
    background-color: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--secondary-yellow);
    margin-bottom: 10px;
}

.stat-item p {
    color: var(--primary-blue);
    font-weight: 600;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background-color: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 50px;
}

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

.contact-item i {
    font-size: 2rem;
    color: var(--secondary-yellow);
    width: 50px;
}

.contact-item h3 {
    margin-bottom: 5px;
    color: var(--primary-blue);
}

.contact-item p {
    color: var(--dark-gray);
    margin: 0;
}

.social-links {
    margin-top: 30px;
}

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

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--primary-blue);
    color: var(--white);
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background-color: var(--secondary-yellow);
    color: var(--primary-blue);
    transform: translateY(-2px);
}

/* Contact Form */
.contact-form {
    background-color: var(--light-gray);
    padding: 40px;
    border-radius: 10px;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: var(--primary-blue);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-logo img {
    height: 40px;
    width: auto;
}

.footer-logo span {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
}

.footer-links h4,
.footer-contact h4,
.footer-social h4 {
    color: var(--secondary-yellow);
    margin-bottom: 15px;
}

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

.footer-links ul li {
    margin-bottom: 8px;
}

.footer-links ul li a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: var(--secondary-yellow);
}

.footer-contact p {
    margin-bottom: 10px;
    color: var(--white);
}

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

.footer-social .social-icons a {
    background-color: var(--secondary-yellow);
    color: var(--primary-blue);
}

.footer-social .social-icons a:hover {
    background-color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #004080;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
        opacity: 0;
        transform: translateX(-20px);
        backdrop-filter: blur(10px);
        background-color: rgba(255, 255, 255, 0.95);
    }
    
    .nav-menu.active {
        left: 0;
        opacity: 1;
        transform: translateX(0);
    }
    
    .nav-menu li {
        margin: 15px 0;
        opacity: 0;
        transform: translateY(20px);
        transition: all 0.3s ease;
    }
    
    .nav-menu.active li {
        opacity: 1;
        transform: translateY(0);
    }
    
    /* Staggered animation for menu items */
    .nav-menu.active li:nth-child(1) { transition-delay: 0.1s; }
    .nav-menu.active li:nth-child(2) { transition-delay: 0.2s; }
    .nav-menu.active li:nth-child(3) { transition-delay: 0.3s; }
    .nav-menu.active li:nth-child(4) { transition-delay: 0.4s; }
    .nav-menu.active li:nth-child(5) { transition-delay: 0.5s; }
    
    /* Mobile navigation link styling */
    .nav-menu .nav-link {
        display: block;
        padding: 12px 25px;
        margin: 5px 20px;
        border-radius: 8px;
        transition: all 0.3s ease;
        font-weight: 600;
        position: relative;
        overflow: hidden;
    }
    
    .nav-menu .nav-link:hover {
        background-color: var(--light-gray);
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0, 51, 102, 0.1);
    }
    
    /* Mobile active link styling */
    .nav-menu .nav-link.active::after {
        display: none;
    }
    
    .nav-menu .nav-link.active {
        background-color: var(--primary-blue);
        color: var(--white);
        box-shadow: 0 4px 15px rgba(0, 51, 102, 0.3);
    }
    
    .nav-menu .nav-link.active:hover {
        background-color: var(--primary-blue);
        color: var(--white);
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .trusted-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .services-detailed {
        grid-template-columns: 1fr;
    }
    
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .values-grid {
        justify-content: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 250px;
    }
    
    .service-item,
    .service-card,
    .course-card {
        padding: 25px 20px;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
}

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

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

/* Scroll to top button */
.scroll-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--secondary-yellow);
    color: var(--primary-blue);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background-color: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
}

/* WhatsApp button */
.whatsapp-btn {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background-color: #25D366;
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    font-size: 1.5rem;
}

.whatsapp-btn.show {
    opacity: 1;
    visibility: visible;
}

.whatsapp-btn:hover {
    background-color: #128C7E;
    transform: translateY(-2px) scale(1.1);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    animation: modalFadeIn 0.3s ease;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--white);
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlideIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    font-weight: bold;
    color: var(--dark-gray);
    cursor: pointer;
    transition: all 0.3s ease;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close-modal:hover {
    color: var(--primary-blue);
    background-color: var(--light-gray);
    transform: rotate(90deg);
}

.modal-header {
    padding: 30px 30px 20px;
    text-align: center;
    border-bottom: 2px solid var(--light-gray);
}

.modal-header i {
    font-size: 3rem;
    color: var(--secondary-yellow);
    margin-bottom: 15px;
    display: block;
}

.modal-header h3 {
    color: var(--primary-blue);
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.modal-body {
    padding: 30px;
    text-align: center;
}

.modal-body p {
    font-size: 1.1rem;
    color: var(--dark-gray);
    margin-bottom: 30px;
    line-height: 1.6;
}

.modal-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.modal-btn {
    min-width: 120px;
    padding: 12px 25px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
}

/* Modal Animations */
@keyframes modalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes modalSlideOut {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
}

.modal.closing .modal-content {
    animation: modalSlideOut 0.3s ease forwards;
}

/* Responsive Modal */
@media (max-width: 480px) {
    .modal-content {
        width: 95%;
        margin: 10px;
    }
    
    .modal-header,
    .modal-body {
        padding: 20px;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .modal-btn {
        width: 100%;
    }
}