/* Preloader Enhanced */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}






.logo-section {
    display: flex;
    align-items: center;
}

.logo-section h1 {
    font-family: 'Playfair Display', serif;
    font-size: 32px;
    font-weight: 900;
    color: white;
    margin: 0;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.logo-section h1 i {
    color: var(--accent-color);
    margin-right: 10px;
}

.auth-buttons {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 15px;
}

.auth-buttons a {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 14px;
}





/* Main Navigation */
.main-navigation {
    background: white;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.main-navigation .navbar {
    padding: 0;
}

.main-navigation .navbar-nav {
    width: 100%;
    justify-content: center;
    align-items: center;  
    list-style: none;  /* <-- Add this line */
    padding: 0;        /* optional, for consistency */
    margin: 0;         /* optional */
}

.main-navigation .nav-item {
    margin: 0 5px;
}

.main-navigation .nav-link {
    color: var(--dark-color);
    font-weight: 600;
    padding: 10px 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 14px;
    position: relative;
    transition: all 0.3s;
}

.main-navigation .nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--gradient-1);
    transition: width 0.3s;
}

.main-navigation .nav-link:hover,
.main-navigation .nav-link.active {
    color: #667eea;
}

.main-navigation .nav-link:hover::before,
.main-navigation .nav-link.active::before {
    width: 80%;
}

/* Mobile Menu Toggle */
.navbar-toggler {
    border: none;
    padding: 10px;
}

.navbar-toggler:focus {
    outline: none;
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(26, 84, 144, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 20px;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s;
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 30px;
    opacity: 0.95;
    animation: fadeInUp 1s;
}

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}

/* Section Styles */
section {
    margin-bottom: 60px;
}

h2 {
    font-size: 2.2rem;
    color: #667eea;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

h3 {
    color: #764ba2;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

p, li {
    margin-bottom: 15px;
    color: #555;
}

/* Objectives List */
.objectives-list {
    list-style: none;
    padding-left: 0;
}

.objectives-list li {
    padding-left: 30px;
    position: relative;
    margin-bottom: 15px;
}

.objectives-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
    font-size: 1.2rem;
}

/* Topics Grid */
.topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.topic-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.topic-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.2);
}

.topic-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.feature-card {
    background: linear-gradient(135deg, #667eea15 0%, #764ba215 100%);
    padding: 25px;
    border-radius: 10px;
    text-align: center;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

/* Career Cards */
.career-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.career-card {
    background: white;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    border: 2px solid #667eea20;
    transition: all 0.3s;
}

.career-card:hover {
    border-color: #667eea;
    background: #667eea05;
}

/* Info Box */
.info-box {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px;
    border-radius: 12px;
    margin-top: 30px;
}

.info-box h3 {
    color: white;
    margin-bottom: 20px;
}

.info-box ul {
    list-style: none;
}

.info-box li {
    padding-left: 25px;
    position: relative;
    margin-bottom: 10px;
    color: white;
}

.info-box li::before {
    content: '•';
    position: absolute;
    left: 0;
    font-size: 1.5rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 60px 20px;
    text-align: center;
    margin-top: 60px;
}

.cta-section h2 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-section h2::after {
    display: none;
}

.cta-button {
    display: inline-block;
    background: white;
    color: #667eea;
    padding: 15px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: transform 0.3s, box-shadow 0.3s;
    margin-top: 20px;
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 20px;
    }

    nav ul {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    h2 {
        font-size: 1.8rem;
    }
}