/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* Color Variables */
:root {
    --primary: #0A4D8C;      /* Dark Blue */
    --primary-light: #206ab1; /* Lighter Blue */
    --secondary: #ffc107;    /* Warning/Accent (Gold/Yellow looks good with Dark blue) */
    --text-dark: #333333;
    --text-light: #f5f5f5;
    --bg-light: #f9f9f9;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 10px 20px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 15px 30px rgba(10, 77, 140, 0.15);
    --transition: all 0.3s ease-in-out;
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

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

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
}

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

.section-padding {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--bg-light);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.2rem;
    color: var(--primary);
    font-weight: 700;
}

.section-title p {
    color: #666;
    margin-top: 10px;
}

.title-underline {
    width: 60px;
    height: 4px;
    background-color: var(--secondary);
    margin: 10px auto 0;
    border-radius: 2px;
}

/* Animations */
.fade-in-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-onload {
    animation: fadeIn 1s ease-in forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-light);
    border-color: var(--text-light);
}

.btn-secondary:hover {
    background-color: var(--text-light);
    color: var(--primary);
    transform: translateY(-3px) scale(1.05);
}

.btn-block {
    display: block;
    width: 100%;
}

/* Header & Navbar */
.header {
    background-color: var(--bg-white);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo span {
    color: var(--text-dark);
}

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

.nav-link {
    font-weight: 500;
    position: relative;
    padding-bottom: 5px;
    color: var(--text-dark);
    transition: var(--transition);
}

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

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

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

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--primary);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    background: url('https://images.unsplash.com/photo-1571260899304-42507011d670?auto=format&fit=crop&q=80&w=1920') center/cover no-repeat;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 77, 140, 0.8) 0%, rgba(0, 0, 0, 0.6) 100%);
}

.hero-content {
    position: relative;
    text-align: center;
    color: var(--text-light);
    z-index: 2;
    padding-top: 80px; /* Offset for fixed header */
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 40px;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.about-box {
    margin-bottom: 30px;
    padding: 20px;
    background-color: var(--bg-white);
    border-radius: 10px;
    box-shadow: var(--shadow-light);
    border-left: 4px solid var(--primary);
    transition: var(--transition);
}

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

.about-box h3 {
    color: var(--primary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.team-heading {
    margin-bottom: 20px;
    color: var(--primary);
    font-size: 1.5rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.team-card {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
}

.team-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.team-info {
    position: absolute;
    bottom: -50px;
    left: 0;
    width: 100%;
    background: rgba(10, 77, 140, 0.9);
    color: white;
    padding: 15px;
    text-align: center;
    transition: var(--transition);
    opacity: 0;
}

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

.team-card:hover .team-info {
    bottom: 0;
    opacity: 1;
}

/* Programs Section */
.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 20px;
    border: 2px solid var(--primary);
    background: transparent;
    color: var(--primary);
    border-radius: 25px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.filter-btn.active, .filter-btn:hover {
    background: var(--primary);
    color: white;
}

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

.program-card {
    background: var(--bg-white);
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border-bottom: 4px solid transparent;
}

.program-card.hidden {
    display: none;
}

.program-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-heavy);
    border-color: var(--primary);
}

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

.program-card h3 {
    margin-bottom: 10px;
    color: var(--text-dark);
}

.program-card .duration {
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

/* Admissions Section */
.admissions-content {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 50px;
    align-items: center;
}

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

.step-number {
    background: var(--primary);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    font-weight: bold;
    flex-shrink: 0;
}

.step-info h3 {
    color: var(--primary);
    margin-bottom: 5px;
}

.admissions-card {
    background: var(--bg-light);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
    border-top: 5px solid var(--primary);
}

.admissions-card h3 {
    margin-bottom: 25px;
    text-align: center;
    color: var(--primary);
}

.dates-list {
    margin-bottom: 30px;
}

.date-item {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    align-items: center;
}

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

/* Gallery Section */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    height: 250px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 77, 140, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-size: 2rem;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    padding-top: 100px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.9);
    animation: fadeIn 0.3s ease;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 80%;
    max-height: 80vh;
    border-radius: 5px;
}

.close-lightbox {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
}

.close-lightbox:hover {
    color: #bbb;
}

/* Testimonials */
.testimonial-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    overflow: hidden;
}

.testimonial-slide {
    display: none;
    padding: 30px;
    animation: fadeSlide 0.5s ease-in-out;
}

.testimonial-slide.active {
    display: block;
}

@keyframes fadeSlide {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

.quote-icon {
    font-size: 2.5rem;
    color: rgba(10, 77, 140, 0.2);
    margin-bottom: 20px;
}

.quote-text {
    font-size: 1.2rem;
    font-style: italic;
    margin-bottom: 30px;
    color: #555;
}

.student-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.student-info img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary);
}

.student-info h4 {
    color: var(--primary);
    margin: 0;
}

.student-info span {
    font-size: 0.9rem;
    color: #888;
}

.slider-dots {
    margin-top: 20px;
}

.dot {
    cursor: pointer;
    height: 12px;
    width: 12px;
    margin: 0 5px;
    background-color: #bbb;
    border-radius: 50%;
    display: inline-block;
    transition: background-color 0.3s ease;
}

.dot.active, .dot:hover {
    background-color: var(--primary);
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    background: var(--bg-white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-medium);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    transition: border-color 0.3s;
}

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

.submit-btn {
    width: 100%;
    border: none;
    padding: 15px;
    font-size: 1.1rem;
    position: relative;
    overflow: hidden;
}

.submit-btn:hover {
    box-shadow: 0 0 15px rgba(10, 77, 140, 0.6);
}

.form-success {
    text-align: center;
    padding: 40px 20px;
    background: #e8f5e9;
    border-radius: 8px;
    border: 1px solid #c8e6c9;
    color: #2e7d32;
    animation: fadeIn 0.5s ease;
}

.form-success i {
    font-size: 3rem;
    margin-bottom: 15px;
}

.form-success.hidden {
    display: none;
}

.contact-map iframe {
    border-radius: 12px;
    width: 100%;
    height: 100%;
    min-height: 350px;
}

/* Footer */
.footer {
    background-color: var(--primary);
    color: var(--text-light);
    padding: 60px 0 20px;
}

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

.footer h3 {
    margin-bottom: 20px;
    font-size: 1.3rem;
    position: relative;
    padding-bottom: 10px;
}

.footer h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background: var(--secondary);
}

.footer-about p {
    margin-bottom: 20px;
    color: #d1e4f3;
}

.social-links a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    margin-right: 10px;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--secondary);
    color: var(--primary);
    transform: translateY(-3px);
}

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

.footer-links ul li a {
    color: #d1e4f3;
    transition: var(--transition);
}

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

.footer-contact ul li {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    color: #d1e4f3;
}

.footer-contact ul li i {
    color: var(--secondary);
    margin-top: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #a4c8e7;
}

/* Scroll to Top */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--secondary);
    color: var(--primary);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: var(--shadow-medium);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

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

.scroll-to-top:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-5px);
}

/* Media Queries */
@media (max-width: 992px) {
    .about-grid, .admissions-content, .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hamburger {
        display: block;
    }
    
    .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-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        gap: 0;
        flex-direction: column;
        background-color: var(--bg-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 10px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-item {
        margin: 16px 0;
    }
}