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

:root {
    --primary-blue: #0056b3;
    --secondary-blue: #1e88e5;
    --light-blue: #e3f2fd;
    --dark-blue: #0d47a1;
    --white: #ffffff;
    --black: #333333;
    --gray: #666666;
    --light-gray: #f5f5f5;
    --border-gray: #e0e0e0;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
    --radius: 10px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--black);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--white);
}

h1, h2, h3, h4 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.3;
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

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

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

.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title .highlight {
    color: var(--primary-blue);
    position: relative;
}

.section-title .highlight::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--secondary-blue);
    border-radius: 3px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

.text-center {
    text-align: center;
}

.highlight {
    color: var(--primary-blue);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    gap: 8px;
}

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

.btn-primary:hover {
    background-color: var(--dark-blue);
    border-color: var(--dark-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

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

.btn-secondary:hover {
    background-color: var(--light-blue);
    transform: translateY(-2px);
}

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

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

.btn-large {
    padding: 16px 36px;
    font-size: 1.1rem;
}

.btn-small {
    padding: 8px 20px;
    font-size: 0.9rem;
}

/* Top Bar */
.top-bar {
    background-color: var(--dark-blue);
    color: var(--white);
    padding: 10px 0;
    font-size: 0.9rem;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.contact-info {
    display: flex;
    gap: 20px;
}

.contact-info span {
    display: flex;
    align-items: center;
    gap: 5px;
}

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

.social-icons a {
    color: var(--white);
    font-size: 0.9rem;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

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

/* Navbar */
.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

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

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

.logo-icon {
    background-color: var(--primary-blue);
    color: var(--white);
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-main {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--black);
}

.logo-sub {
    font-size: 0.8rem;
    color: var(--gray);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    font-weight: 500;
    color: var(--black);
    position: relative;
    padding: 5px 0;
}

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

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

.dropdown {
    position: relative;
}

.dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--white);
    min-width: 200px;
    box-shadow: var(--shadow-hover);
    border-radius: var(--radius);
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 100;
}

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

.dropdown-content a {
    display: block;
    padding: 10px 20px;
    color: var(--black);
}

.dropdown-content a:hover {
    background-color: var(--light-blue);
    color: var(--primary-blue);
}

.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background-color: var(--white);
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    z-index: 2000;
    padding: 30px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.mobile-close {
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray);
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mobile-menu-links a {
    font-size: 1.1rem;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-gray);
}

.mobile-menu-links a.active {
    color: var(--primary-blue);
    font-weight: 500;
}

/* Hero Section */
.hero {
    padding: 100px 0 80px;
    background: linear-gradient(135deg, #f8fbff 0%, #e3f2fd 100%);
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.hero-content {
    flex: 1;
}

.hero-title {
    margin-bottom: 20px;
    font-size: 3.2rem;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray);
    margin-bottom: 30px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--gray);
    margin-top: 5px;
}

.hero-image {
    flex: 1;
}

.image-frame {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-hover);
    transform: perspective(1000px) rotateY(-10deg);
    transition: var(--transition);
}

.image-frame:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.image-frame video {
    width: 100%;
    height: auto;
    display: block;
}

/* Why Choose Us */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background-color: var(--light-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--primary-blue);
    font-size: 1.8rem;
}

.feature-card h3 {
    margin-bottom: 15px;
}

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

.course-card {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-gray);
    display: flex;
    flex-direction: column;
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-blue);
}

.course-card.highlight-card {
    border-color: var(--primary-blue);
    position: relative;
    overflow: hidden;
}

.course-card.highlight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background-color: var(--primary-blue);
}

.course-badge {
    display: inline-block;
    background-color: var(--light-blue);
    color: var(--primary-blue);
    padding: 5px 15px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 15px;
    align-self: flex-start;
}

.course-card h3 {
    margin-bottom: 15px;
}

.course-features {
    list-style: none;
    margin: 20px 0;
    flex-grow: 1;
}

.course-features li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray);
}

.course-features i {
    color: var(--primary-blue);
}

.course-card .btn {
    align-self: flex-start;
    margin-top: auto;
}

/* Results Section */
.results {
    background-color: var(--light-gray);
}

.results-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.results-text {
    flex: 1;
}

.results-text .section-title {
    text-align: left;
    margin-bottom: 20px;
}

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

.achievements {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 30px;
}

.achievement {
    display: flex;
    align-items: center;
    gap: 15px;
}

.achievement i {
    font-size: 2rem;
    color: var(--primary-blue);
}

.achievement h4 {
    font-size: 1.8rem;
    color: var(--black);
    line-height: 1;
}

.achievement p {
    font-size: 0.9rem;
    color: var(--gray);
    margin: 0;
}

.results-image {
    flex: 1;
}

.results-carousel {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-hover);
    position: relative;
}

.results-carousel img {
    width: 100%;
    height: auto;
    display: block;
}

.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--white);
    padding: 30px 20px 20px;
}

.carousel-caption h4 {
    margin-bottom: 5px;
}

/* Faculty */
.faculty-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

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

.faculty-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.faculty-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

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

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

.faculty-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(0, 86, 179, 0.9);
    color: var(--white);
    padding: 15px;
    transform: translateY(100%);
    transition: var(--transition);
}

.faculty-card:hover .faculty-overlay {
    transform: translateY(0);
}

.faculty-card h3 {
    margin: 20px 0 5px;
}

.faculty-subject {
    color: var(--primary-blue);
    font-weight: 500;
    margin-bottom: 10px;
}

.faculty-qualification {
    color: var(--gray);
    font-size: 0.9rem;
    padding: 0 20px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* Testimonials */
.testimonials {
    background-color: var(--light-blue);
}

.testimonial-slider {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.testimonial-slide {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow);
    display: none;
}

.testimonial-slide.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.quote-icon {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.testimonial-content p {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 30px;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author h4 {
    margin-bottom: 5px;
}

.testimonial-author p {
    margin: 0;
    color: var(--gray);
    font-size: 0.9rem;
    font-style: normal;
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 30px;
    gap: 20px;
}

.slider-prev, .slider-next {
    background-color: var(--white);
    border: 1px solid var(--border-gray);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: var(--black);
}

.slider-prev:hover, .slider-next:hover {
    background-color: var(--primary-blue);
    color: var(--white);
    border-color: var(--primary-blue);
}

.slider-dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #ddd;
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background-color: var(--primary-blue);
    transform: scale(1.2);
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    margin-bottom: 15px;
    font-size: 2.5rem;
}

.cta-content p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

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

.cta .btn-primary:hover {
    background-color: var(--light-gray);
}

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

.cta .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Footer */
.footer {
    background-color: #1a1a1a;
    color: #bbb;
    padding: 70px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-col h3 {
    color: var(--white);
    margin-bottom: 25px;
    font-size: 1.3rem;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--primary-blue);
}

.footer-logo .logo-main {
    color: var(--white);
}

.footer-logo .logo-sub {
    color: #bbb;
}

.footer-col p {
    margin: 15px 0 20px;
    line-height: 1.7;
}

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

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: #333;
    color: #bbb;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--primary-blue);
    color: var(--white);
    transform: translateY(-3px);
}

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

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 15px;
}

.contact-info i {
    color: var(--primary-blue);
    margin-top: 3px;
}

.newsletter h4 {
    color: var(--white);
    margin-bottom: 15px;
    font-size: 1rem;
}

.newsletter-form {
    display: flex;
}

.newsletter-form input {
    flex-grow: 1;
    padding: 12px 15px;
    border: none;
    border-radius: 50px 0 0 50px;
    background-color: #333;
    color: var(--white);
}

.newsletter-form button {
    background-color: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 0 50px 50px 0;
    padding: 0 20px;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background-color: var(--dark-blue);
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 20px;
    text-align: center;
    font-size: 0.9rem;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.footer-bottom a {
    color: #bbb;
}

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

/* Floating Action Buttons */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
    z-index: 100;
    transition: var(--transition);
}

.whatsapp-float:hover {
    background-color: #128c7e;
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(37, 211, 102, 0.4);
}

.scroll-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
}

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

.scroll-top:hover {
    background-color: var(--dark-blue);
    transform: translateY(-3px);
}

/* Responsive Styles */
@media (max-width: 992px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero .container {
        flex-direction: column;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .results-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 768px) {
    .top-bar-content {
        justify-content: center;
        gap: 10px;
    }
    
    .contact-info {
        justify-content: center;
    }
    
    .nav-menu {
        display: none;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .scroll-top {
        bottom: 80px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 576px) {
    .section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 80px 0 60px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid,
    .courses-grid,
    .faculty-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonial-slide {
        padding: 30px 20px;
    }
}