/* SmartThink LMS - Ultra-Modern Stylesheet */
:root {
    /* Brand Colors */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #ec4899;
    --accent-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Neutral Colors */
    --dark-color: #0f172a;
    --gray-900: #1e293b;
    --gray-800: #334155;
    --gray-700: #475569;
    --gray-600: #64748b;
    --gray-500: #94a3b8;
    --gray-400: #cbd5e1;
    --gray-300: #e2e8f0;
    --gray-200: #f1f5f9;
    --gray-100: #f8fafc;
    --white: #ffffff;
    
    /* Typography */
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Typography Scale */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
}

/* Modern Header Styles */
.modern-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 45px;
    border-radius: 8px;
}

.modern-header .navbar-nav .nav-link {
    color: var(--text-color);
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
}

.modern-header .navbar-nav .nav-link:hover {
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.1);
}

.modern-header .navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.modern-header .navbar-nav .nav-link:hover::after {
    width: 80%;
}

/* Modern Hero Section */
.modern-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #6366f1 100%);
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="10" cy="50" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="90" cy="30" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
    z-index: -1;
}

.hero-content-modern {
    color: white;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 8px 16px;
    border-radius: 25px;
    margin-bottom: 24px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.badge-text {
    color: #fbbf24;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title-modern {
    font-family: 'Playfair Display', serif;
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle-modern {
    font-size: 1.3rem;
    line-height: 1.6;
    margin-bottom: 32px;
    opacity: 0.9;
    max-width: 600px;
}

.hero-actions-modern {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.btn-modern {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary-modern {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #1e293b;
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.3);
}

.btn-primary-modern:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(251, 191, 36, 0.4);
}

.btn-outline-modern {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-outline-modern:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.hero-stats-modern {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
}

.stat-item-modern {
    text-align: center;
}

.stat-number-modern {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: #fbbf24;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label-modern {
    font-size: 0.9rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-image-modern {
    position: relative;
}

.image-frame {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

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

.image-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.decoration-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #fbbf24;
    box-shadow: 0 0 20px rgba(251, 191, 36, 0.6);
}

.dot-1 {
    top: 20%;
    right: -10px;
    animation: float 3s ease-in-out infinite;
}

.dot-2 {
    bottom: 30%;
    left: -10px;
    animation: float 3s ease-in-out infinite 1s;
}

.dot-3 {
    top: 60%;
    right: 15%;
    animation: float 3s ease-in-out infinite 2s;
}

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

/* Learn More Section */
.learn-more-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.section-header-modern {
    text-align: center;
    margin-bottom: 64px;
}

.section-title-modern {
    font-family: 'Playfair Display', serif;
    font-size: 3rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 16px;
}

.section-subtitle-modern {
    font-size: 1.2rem;
    color: var(--text-color);
    max-width: 600px;
    margin: 0 auto;
}

.team-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

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

.team-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.team-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.team-card:hover .team-overlay {
    opacity: 1;
}

.social-links {
    display: flex;
    gap: 12px;
    padding-bottom: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.team-content {
    padding: 24px;
}

.team-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 8px;
}

.team-position {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 12px;
}

.team-description {
    color: var(--text-color);
    line-height: 1.6;
    font-size: 0.9rem;
}

/* Modern Services Section */
.modern-services {
    padding: 100px 0;
    background: white;
}

.service-card-modern {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.service-card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #3b82f6 0%, #6366f1 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-card-modern:hover::before {
    opacity: 1;
}

.service-card-modern:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.3);
}

.service-icon-modern {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 2rem;
    position: relative;
    z-index: 2;
}

.service-title-modern {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    position: relative;
    z-index: 2;
}

.service-description-modern {
    line-height: 1.6;
    margin-bottom: 24px;
    opacity: 0.9;
    position: relative;
    z-index: 2;
}

.service-link-modern {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #fbbf24;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.service-link-modern:hover {
    color: white;
    transform: translateX(5px);
}

/* Modern Features Section */
.features-section-modern {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.feature-card-modern {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.feature-card-modern:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon-modern {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3b82f6 0%, #6366f1 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: white;
    font-size: 2rem;
}

.feature-title-modern {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 16px;
}

.feature-description-modern {
    color: var(--text-color);
    line-height: 1.6;
}

/* Modern Courses Section */
.courses-preview-modern {
    padding: 100px 0;
    background: white;
}

/* Modern Contact Section */
.contact-section-modern {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.contact-form-modern {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.form-group-modern {
    margin-bottom: 24px;
}

.form-control-modern {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8fafc;
}

.form-control-modern:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    background: white;
}

.contact-info-modern {
    padding-left: 40px;
}

.info-item-modern {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 32px;
}

.info-icon-modern {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3b82f6 0%, #6366f1 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.info-content-modern h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark-color);
}

.info-content-modern p {
    color: var(--text-color);
    margin: 0;
}

/* Modern WhatsApp Widget */
.whatsapp-widget-modern {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.whatsapp-button-modern {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.3);
    transition: all 0.3s ease;
}

.whatsapp-button-modern:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 40px rgba(37, 211, 102, 0.4);
}

.whatsapp-chat-modern {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    display: none;
    overflow: hidden;
}

.whatsapp-chat-modern.active {
    display: block;
}

.chat-header-modern {
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: white;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header-modern h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.status {
    font-size: 0.8rem;
    opacity: 0.8;
}

.chat-messages-modern {
    height: 300px;
    padding: 16px;
    overflow-y: auto;
    background: #f8fafc;
}

.message-modern {
    margin-bottom: 12px;
    padding: 8px 12px;
    border-radius: 12px;
    max-width: 80%;
}

.message-modern.bot {
    background: #e5e5ea;
    color: #000;
}

.message-modern.user {
    background: #25d366;
    color: white;
    margin-left: auto;
}

.chat-input-modern {
    display: flex;
    padding: 16px;
    background: white;
    border-top: 1px solid #e5e7eb;
}

.chat-input-modern input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid #e5e7eb;
    border-radius: 20px;
    outline: none;
}

.chat-input-modern button {
    background: #25d366;
    color: white;
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    margin-left: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.chat-input-modern button:hover {
    background: #128c7e;
}

/* Modern Footer */
.modern-footer {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
    padding: 80px 0 20px;
}

.footer-brand-modern {
    margin-bottom: 32px;
}

.footer-logo-modern {
    height: 50px;
    margin-bottom: 16px;
    border-radius: 8px;
}

.footer-brand-modern p {
    margin-bottom: 24px;
    opacity: 0.8;
    line-height: 1.6;
}

.social-links-modern {
    display: flex;
    gap: 12px;
}

.social-links-modern a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.footer-links-modern h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fbbf24;
}

.footer-links-modern ul {
    list-style: none;
    padding: 0;
}

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

.footer-links-modern ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links-modern ul li a:hover {
    color: white;
}

.footer-newsletter-modern h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: #fbbf24;
}

.footer-newsletter-modern p {
    margin-bottom: 20px;
    opacity: 0.8;
}

.newsletter-form-modern {
    display: flex;
    gap: 8px;
}

.newsletter-form-modern input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: white;
    outline: none;
}

.newsletter-form-modern input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.newsletter-form-modern button {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.newsletter-form-modern button:hover {
    background: var(--secondary-color);
}

.footer-bottom-modern {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom-links-modern {
    display: flex;
    gap: 24px;
    justify-content: flex-end;
}

.footer-bottom-links-modern a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom-links-modern a:hover {
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title-modern {
        font-size: 2.5rem;
    }
    
    .hero-subtitle-modern {
        font-size: 1.1rem;
    }
    
    .section-title-modern {
        font-size: 2rem;
    }
    
    .hero-actions-modern {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .hero-stats-modern {
        gap: 24px;
    }
    
    .whatsapp-chat-modern {
        width: 300px;
        right: -50px;
    }
    
    .footer-bottom-links-modern {
        justify-content: center;
        margin-top: 16px;
    }
    
    .contact-info-modern {
        padding-left: 0;
        margin-top: 32px;
    }
    
    .learn-more-section,
    .modern-services,
    .features-section-modern,
    .courses-preview-modern,
    .contact-section-modern {
        padding: 60px 0;
    }
}

@media (max-width: 576px) {
    .regional-selector {
        flex-direction: column;
        gap: 10px;
    }
    
    .modern-hero {
        margin-top: 120px;
    }
    
    .section-title-modern {
        font-size: 1.8rem;
    }
    
    .service-card-modern,
    .feature-card-modern,
    .contact-form-modern {
        padding: 24px;
    }
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-color);
}

/* Regional Banner */
.regional-banner {
    background: var(--dark-color);
    color: white;
    padding: 8px 0;
    font-size: 14px;
}

.region-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.region-label {
    font-weight: 500;
}

.region-options {
    display: flex;
    gap: 5px;
}

.region-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 12px;
}

.region-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

.region-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* Original Styles (keeping for compatibility) */
.main-header {
    background: white;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.navbar-brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo {
    height: 40px;
    margin-right: 10px;
}

.brand-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-nav .nav-link {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

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

.login-btn {
    color: var(--primary-color) !important;
    border: 1px solid var(--primary-color);
    border-radius: 25px;
    padding: 0.4rem 1.2rem !important;
    margin-right: 10px;
}

.login-btn:hover {
    background: var(--primary-color);
    color: white !important;
}

.register-btn {
    background: var(--primary-color) !important;
    color: white !important;
    border-radius: 25px;
    padding: 0.4rem 1.2rem !important;
}

.register-btn:hover {
    background: var(--secondary-color) !important;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--light-color);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* WhatsApp Widget Styles */
.whatsapp-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.whatsapp-button {
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

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

.whatsapp-chat {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    display: none;
    overflow: hidden;
}

.whatsapp-chat.active {
    display: block;
}

.chat-header {
    background: #25d366;
    color: white;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header h4 {
    margin: 0;
    font-size: 1.1rem;
}

.status {
    font-size: 0.8rem;
    opacity: 0.8;
}

.chat-messages {
    height: 300px;
    padding: 1rem;
    overflow-y: auto;
    background: #f5f5f5;
}

.message {
    margin-bottom: 1rem;
    padding: 8px 12px;
    border-radius: 12px;
    max-width: 80%;
}

.message.bot {
    background: #e5e5ea;
    color: #000;
}

.message.user {
    background: #25d366;
    color: white;
    margin-left: auto;
}

.chat-input {
    display: flex;
    padding: 1rem;
    background: white;
    border-top: 1px solid var(--border-color);
}

.chat-input input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    outline: none;
}

.chat-input button {
    background: #25d366;
    color: white;
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    margin-left: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Footer Styles */
.main-footer {
    background: var(--dark-color);
    color: white;
    padding: 60px 0 20px;
}

.footer-brand {
    margin-bottom: 2rem;
}

.footer-logo {
    height: 40px;
    margin-bottom: 1rem;
}

.footer-brand p {
    margin-bottom: 1.5rem;
    opacity: 0.8;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.footer-links h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

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

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: white;
}

.footer-newsletter h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-newsletter p {
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: white;
    outline: none;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.newsletter-form button {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

.footer-bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
    justify-content: flex-end;
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: white;
}

/* Additional utility styles */
.logo {
    height: 40px;
    margin-right: 10px;
}

.brand-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.login-btn {
    color: var(--primary-color) !important;
    border: 1px solid var(--primary-color);
    border-radius: 25px;
    padding: 0.4rem 1.2rem !important;
    margin-right: 10px;
}

.login-btn:hover {
    background: var(--primary-color);
    color: white !important;
}

.register-btn {
    background: var(--primary-color) !important;
    color: white !important;
    border-radius: 25px;
    padding: 0.4rem 1.2rem !important;
}

.register-btn:hover {
    background: var(--secondary-color) !important;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="10" cy="50" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="90" cy="30" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #fbbf24;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.hero-image img {
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

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

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

.btn-outline-light {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-color);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features-section {
    padding: 80px 0;
    background: white;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    border-radius: 16px;
    background: white;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.feature-card p {
    color: var(--text-color);
    line-height: 1.6;
}

/* Courses Preview */
.courses-preview {
    padding: 80px 0;
    background: var(--light-color);
}

.course-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
}

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

.course-image {
    height: 200px;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.course-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-color);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.course-content {
    padding: 1.5rem;
}

.course-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.course-instructor {
    color: var(--text-color);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.course-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--text-color);
}

.course-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* About Section */
.about-section {
    padding: 80px 0;
    background: white;
}

.about-image img {
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.about-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.about-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.about-points {
    margin-bottom: 2rem;
}

.point-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.point-item i {
    color: var(--accent-color);
    font-size: 1.2rem;
}

/* Services Section */
.services-section {
    padding: 80px 0;
    background: var(--light-color);
}

.service-card {
    text-align: center;
    padding: 2.5rem 2rem;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
}

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

.service-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.service-card p {
    color: var(--text-color);
    line-height: 1.6;
    font-size: 1.1rem;
}

/* Contact Section */
.contact-section {
    padding: 80px 0;
    background: white;
}

.contact-form {
    background: var(--light-color);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.contact-info {
    padding-left: 2rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 2rem;
}

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

.info-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.info-content p {
    color: var(--text-color);
    margin: 0;
}

/* WhatsApp Widget */
.whatsapp-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.whatsapp-button {
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

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

.whatsapp-chat {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    display: none;
    overflow: hidden;
}

.whatsapp-chat.active {
    display: block;
}

.chat-header {
    background: #25d366;
    color: white;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header h4 {
    margin: 0;
    font-size: 1.1rem;
}

.status {
    font-size: 0.8rem;
    opacity: 0.8;
}

.chat-messages {
    height: 300px;
    padding: 1rem;
    overflow-y: auto;
    background: #f5f5f5;
}

.message {
    margin-bottom: 1rem;
    padding: 8px 12px;
    border-radius: 12px;
    max-width: 80%;
}

.message.bot {
    background: #e5e5ea;
    color: #000;
}

.message.user {
    background: #25d366;
    color: white;
    margin-left: auto;
}

.chat-input {
    display: flex;
    padding: 1rem;
    background: white;
    border-top: 1px solid var(--border-color);
}

.chat-input input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    outline: none;
}

.chat-input button {
    background: #25d366;
    color: white;
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    margin-left: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Footer */
.main-footer {
    background: var(--dark-color);
    color: white;
    padding: 60px 0 20px;
}

.footer-brand {
    margin-bottom: 2rem;
}

.footer-logo {
    height: 40px;
    margin-bottom: 1rem;
}

.footer-brand p {
    margin-bottom: 1.5rem;
    opacity: 0.8;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.footer-links h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

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

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: white;
}

.footer-newsletter h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-newsletter p {
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: white;
    outline: none;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.newsletter-form button {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s ease;
}

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

.footer-bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
    justify-content: flex-end;
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .hero-stats {
        gap: 1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .whatsapp-chat {
        width: 300px;
        right: -50px;
    }
    
    .footer-bottom-links {
        justify-content: center;
        margin-top: 1rem;
    }
    
    .contact-info {
        padding-left: 0;
        margin-top: 2rem;
    }
}

@media (max-width: 576px) {
    .region-selector {
        flex-direction: column;
        gap: 10px;
    }
    
    .hero-section {
        padding: 60px 0;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .features-section,
    .courses-preview,
    .about-section,
    .services-section,
    .contact-section {
        padding: 60px 0;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--light-color);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}
