:root {
    --primary-color: #1fcebd;
    --secondary-color: #e7b451;
    --dark-color: #2d3748;
    --light-color: #f8f9fa;
    --text-dark: #2d3748;
    --text-light: #718096;
}

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

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

/* Navigation Styles */
.custom-navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.logo-container {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo-subtext {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--secondary-color);
    letter-spacing: 2px;
}

.navbar-nav .nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    background: var(--primary-color);
    color: white !important;
}

.btn-enroll {
    background: var(--secondary-color) !important;
    color: white !important;
    border-radius: 25px;
    padding: 0.5rem 1.5rem !important;
    font-weight: 600;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.text-highlight {
    color: var(--primary-color);
    position: relative;
}

.text-highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--secondary-color);
    opacity: 0.3;
    z-index: -1;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.btn-primary {
    background: var(--primary-color);
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: #1ab8a8;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(31, 206, 189, 0.3);
}

.btn-outline-secondary {
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
    padding: 0.75rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

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

.stat-item h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: var(--text-light);
    font-weight: 500;
}

/* Hero Image Styles */
.hero-image {
    position: relative;
    height: 500px;
}

.main-hero-img {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.placeholder-image {
    font-size: 8rem;
    color: white;
    opacity: 0.8;
}

.floating-card {
    position: absolute;
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    animation: float 3s ease-in-out infinite;
}

.floating-card i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.card-1 {
    top: 10%;
    left: -10%;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    right: -10%;
    animation-delay: 1s;
}

.card-3 {
    bottom: 10%;
    left: 20%;
    animation-delay: 2s;
}

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

/* Features Section */
.features-section {
    padding: 5rem 0;
    background: white;
}

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

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

.feature-card {
    text-align: center;
    padding: 2rem 1rem;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-card h4 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .floating-card {
        position: relative;
        margin: 1rem 0;
        left: 0 !important;
        right: 0 !important;
    }
    
    .hero-image {
        height: 300px;
        margin-top: 2rem;
    }
}
/* Contact & Social Section */
.contact-social-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: 2rem;
}

/* Company Info */
.company-info .logo-container {
    display: inline-flex;
    flex-direction: column;
    line-height: 1;
}

.company-info .logo-text {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.company-info .logo-subtext {
    font-size: 1rem;
    font-weight: 600;
    color: var(--secondary-color);
    letter-spacing: 2px;
}

.company-description {
    color: #cbd5e1;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #cbd5e1;
    transition: color 0.3s ease;
}

.contact-item:hover {
    color: var(--primary-color);
}

.contact-item i {
    width: 20px;
    color: var(--secondary-color);
}

/* Quick Links & Courses Links */
.quick-links h5,
.courses-links h5,
.social-media h5 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.quick-links ul,
.courses-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.quick-links li,
.courses-links li {
    margin-bottom: 0.5rem;
}

.quick-links a,
.courses-links a {
    color: #cbd5e1;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 0;
}

.quick-links a:hover,
.courses-links a:hover {
    color: var(--primary-color);
    padding-left: 8px;
}

.quick-links a::before,
.courses-links a::before {
    content: '▸';
    position: absolute;
    left: -12px;
    opacity: 0;
    transition: all 0.3s ease;
    color: var(--secondary-color);
}

.quick-links a:hover::before,
.courses-links a:hover::before {
    opacity: 1;
    left: -8px;
}

/* Social Media */
.social-media p {
    color: #cbd5e1;
    margin-bottom: 1.5rem;
}

.social-icons {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: #334155;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.social-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.social-icon:hover::before {
    left: 100%;
}

.social-icon:hover {
    transform: translateY(-3px);
}

/* Social Platform Specific Colors */
.social-icon.linkedin:hover { background: #0077b5; }
.social-icon.instagram:hover { 
    background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
}
.social-icon.twitter:hover { background: #1da1f2; }
.social-icon.facebook:hover { background: #1877f2; }
.social-icon.youtube:hover { background: #ff0000; }

/* Newsletter */
.newsletter h6 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.newsletter p {
    color: #cbd5e1;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.newsletter-form .form-control {
    background: #334155;
    border: 1px solid #475569;
    color: white;
    border-radius: 8px;
    padding: 0.75rem;
}

.newsletter-form .form-control:focus {
    background: #475569;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(31, 206, 189, 0.2);
    color: white;
}

.newsletter-form .form-control::placeholder {
    color: #94a3b8;
}

.newsletter-form .btn {
    width: 100%;
    border-radius: 8px;
    font-weight: 600;
}

/* Copyright */
.copyright {
    border-top: 1px solid #334155;
    padding-top: 2rem;
    color: #94a3b8;
    font-size: 0.9rem;
}

.copyright a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s ease;
}

.copyright a:hover {
    color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .contact-social-section {
        padding: 3rem 0 1.5rem;
    }
    
    .company-info,
    .quick-links,
    .courses-links,
    .social-media {
        margin-bottom: 2rem;
        text-align: center;
    }
    
    .contact-details {
        align-items: center;
    }
    
    .social-icons {
        justify-content: center;
    }
    
    .company-info .logo-container {
        justify-content: center;
    }
}