/* ===================================
   Pratham Foundation Nashik - Styles
   Modern, Responsive CSS with Tricolor Theme
   =================================== */

/* ========== CSS VARIABLES ========== */
:root {
    /* Tricolor Theme */
    --saffron: #FF9933;
    --white: #FFFFFF;
    --green: #138808;
    --saffron-dark: #E67700;
    --green-dark: #0D5E05;
    
    /* Additional Colors */
    --primary: #FF9933;
    --secondary: #138808;
    --dark: #1A1A1A;
    --dark-gray: #2D2D2D;
    --medium-gray: #757575;
    --light-gray: #F5F5F5;
    --border-color: #E0E0E0;
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Poppins', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* ========== RESET & BASE STYLES ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--dark);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========== NAVIGATION BAR ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
    background-color: rgba(255, 255, 255, 1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

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

.logo-text {
    font-family: var(--font-secondary);
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--saffron), var(--green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    position: relative;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--saffron), var(--green));
    transition: var(--transition);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.nav-toggle span {
    width: 28px;
    height: 3px;
    background: linear-gradient(90deg, var(--saffron), var(--green));
    border-radius: 2px;
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ========== HERO SECTION ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #FF9933 0%, #FFFFFF 50%, #138808 100%);
    padding-top: 80px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 153, 51, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(19, 136, 8, 0.1) 0%, transparent 50%);
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
}

.hero-content {
    text-align: center;
    animation: fadeInUp 1s ease-out;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.95);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-md);
    animation: slideInDown 0.8s ease-out;
}

.hero-badge span {
    font-size: 0.9rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--saffron), var(--green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title {
    font-family: var(--font-secondary);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    color: var(--dark-gray);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.hero-marathi {
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    color: var(--medium-gray);
    margin-bottom: var(--spacing-xl);
    font-weight: 500;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.hero-quote {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.hero-quote i {
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.hero-quote p {
    font-style: italic;
    color: var(--dark-gray);
    font-size: 0.95rem;
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--dark);
    animation: bounce 2s infinite;
    z-index: 2;
}

.hero-scroll span {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.hero-scroll i {
    font-size: 1.2rem;
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--saffron), var(--saffron-dark));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--saffron-dark), var(--saffron));
}

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

.btn-secondary:hover {
    background: var(--dark);
    color: var(--white);
    transform: translateY(-3px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ========== SECTION COMMON STYLES ========== */
section {
    padding: var(--spacing-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(255, 153, 51, 0.1);
    border-radius: var(--radius-xl);
}

.section-title {
    font-family: var(--font-secondary);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--medium-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ========== ABOUT SECTION ========== */
.about {
    background: var(--light-gray);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image-wrapper img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.about-image-wrapper:hover img {
    transform: scale(1.05);
}

.about-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--saffron), var(--green));
    color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-badge span {
    display: block;
    font-size: 2rem;
    font-weight: 800;
}

.about-badge p {
    font-size: 0.85rem;
    margin-top: 5px;
}

.about-text h3 {
    font-family: var(--font-secondary);
    font-size: 1.8rem;
    color: var(--dark);
    margin-bottom: var(--spacing-md);
}

.about-description {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.about-features {
    margin: var(--spacing-xl) 0;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.feature-item i {
    font-size: 1.8rem;
    color: var(--primary);
    margin-top: 5px;
}

.feature-item h4 {
    font-size: 1.1rem;
    color: var(--dark);
    margin-bottom: 5px;
}

.feature-item p {
    color: var(--medium-gray);
    font-size: 0.95rem;
}

/* ========== COURSES SECTION ========== */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.course-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.course-card.featured {
    border: 2px solid var(--primary);
    background: linear-gradient(135deg, rgba(255, 153, 51, 0.05), rgba(19, 136, 8, 0.05));
}

.featured-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: linear-gradient(135deg, var(--saffron), var(--green));
    color: var(--white);
    padding: 5px 15px;
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.course-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--saffron), var(--green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.course-icon i {
    font-size: 2rem;
    color: var(--white);
}

.course-card h3 {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.course-card p {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.course-features {
    margin: var(--spacing-md) 0;
}

.course-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--dark-gray);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.course-features i {
    color: var(--secondary);
    font-size: 0.85rem;
}

.course-btn {
    display: inline-block;
    width: 100%;
    text-align: center;
    padding: var(--spacing-sm);
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    border-radius: var(--radius-md);
    font-weight: 600;
    margin-top: var(--spacing-md);
    transition: var(--transition);
}

.course-btn:hover {
    background: linear-gradient(135deg, var(--saffron), var(--green));
    color: var(--white);
    border-color: transparent;
}

.courses-quote {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(255, 153, 51, 0.1), rgba(19, 136, 8, 0.1));
    border-radius: var(--radius-lg);
    position: relative;
}

.courses-quote i {
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.courses-quote p {
    font-style: italic;
    color: var(--dark);
    font-size: 1.1rem;
    font-weight: 500;
}

/* ========== WHY US SECTION ========== */
.why-us {
    background: var(--light-gray);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.why-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
}

.why-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.why-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(255, 153, 51, 0.1), rgba(19, 136, 8, 0.1));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    transition: var(--transition);
}

.why-card:hover .why-icon {
    background: linear-gradient(135deg, var(--saffron), var(--green));
}

.why-icon i {
    font-size: 2.5rem;
    color: var(--primary);
    transition: var(--transition);
}

.why-card:hover .why-icon i {
    color: var(--white);
}

.why-card h3 {
    font-family: var(--font-secondary);
    font-size: 1.3rem;
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.why-card p {
    color: var(--medium-gray);
    line-height: 1.6;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--saffron), var(--green));
    border-radius: var(--radius-lg);
}

.stat-item {
    text-align: center;
    color: var(--white);
}

.stat-number {
    font-family: var(--font-secondary);
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: var(--spacing-xs);
}

.stat-item p {
    font-size: 1rem;
    opacity: 0.95;
}

/* ========== CONTACT SECTION ========== */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.contact-info h3 {
    font-family: var(--font-secondary);
    font-size: 1.8rem;
    color: var(--dark);
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.contact-details {
    margin-bottom: var(--spacing-xl);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(255, 153, 51, 0.1), rgba(19, 136, 8, 0.1));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.3rem;
    color: var(--primary);
}

.contact-item h4 {
    font-size: 1rem;
    color: var(--dark);
    margin-bottom: 5px;
}

.contact-item a {
    color: var(--primary);
    font-weight: 600;
}

.contact-item a:hover {
    text-decoration: underline;
}

.contact-item p {
    color: var(--medium-gray);
}

.social-media {
    margin-bottom: var(--spacing-xl);
}

.social-media h4 {
    font-size: 1.1rem;
    color: var(--dark);
    margin-bottom: var(--spacing-md);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.3rem;
    transition: var(--transition);
}

.social-btn.instagram {
    background: linear-gradient(135deg, #833AB4, #FD1D1D, #F77737);
}

.social-btn.facebook {
    background: #1877F2;
}

.social-btn:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: var(--shadow-lg);
}

.motivational-quote {
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(255, 153, 51, 0.1), rgba(19, 136, 8, 0.1));
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary);
}

.motivational-quote i {
    color: var(--primary);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
}

.motivational-quote p {
    font-style: italic;
    color: var(--dark);
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.motivational-quote span {
    display: block;
    color: var(--medium-gray);
    font-size: 0.9rem;
    text-align: right;
}

.contact-form-container {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--dark);
    background: var(--light-gray);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.error-message {
    display: block;
    color: #E53E3E;
    font-size: 0.85rem;
    margin-top: 5px;
    min-height: 20px;
}

.success-message {
    display: none;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: #C6F6D5;
    color: #22543D;
    border-radius: var(--radius-md);
    margin-top: var(--spacing-md);
}

.success-message.show {
    display: flex;
}

.success-message i {
    font-size: 1.3rem;
}

/* ========== FOOTER ========== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-bottom: var(--spacing-sm);
}

.footer-logo h3 {
    font-family: var(--font-secondary);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xs);
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.footer-links ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

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

.footer-contact ul li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact i {
    color: var(--primary);
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.footer-marathi {
    font-size: 0.85rem !important;
}

/* ========== WHATSAPP & SCROLL TO TOP ========== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

.scroll-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--saffron), var(--green));
    color: var(--white);
    border: none;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    z-index: 998;
    transition: var(--transition);
}

.scroll-top.show {
    display: flex;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

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

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

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    50% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
}

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 992px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        flex-direction: column;
        background: var(--white);
        padding: 100px 30px 30px;
        box-shadow: var(--shadow-xl);
        transition: var(--transition);
    }
    .nav-menu.active { right: 0; }
    .nav-toggle { display: flex; }
    .about-content, .contact-content { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; text-align: center; }
    .footer-logo img { margin: 0 auto var(--spacing-sm); }
    .footer-contact ul li { justify-content: center; }
    .social-links { justify-content: center; }
    .stats-container { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 576px) {
    :root { --spacing-xl: 2rem; --spacing-2xl: 3rem; }
    .hero { min-height: 90vh; }
    .hero-buttons { flex-direction: column; width: 100%; }
    .hero-buttons .btn { width: 100%; }
    .courses-grid, .why-us-grid { grid-template-columns: 1fr; }
    .stats-container { grid-template-columns: 1fr; gap: var(--spacing-md); }
    .about-image-wrapper img { height: 300px; }
    .contact-form-container { padding: var(--spacing-lg); }
    .whatsapp-float { width: 50px; height: 50px; font-size: 1.7rem; bottom: 20px; right: 20px; }
    .scroll-top { bottom: 80px; right: 20px; }
}

@media (max-width: 360px) {
    .logo-text { font-size: 1rem; }
    .logo img { width: 40px; height: 40px; }
}