:root {
    --primary-color: #2563eb;
    --secondary-color: #475569;
    --accent-color: #f59e0b;
    --bg-light: #f8fafc;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-light);
    color: #1e293b;
}

/* Navbar */
.navbar {
    background-color: white !important;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    padding: 1rem 0;
    z-index: 1050;
    /* Ensure navbar is above all content */
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: #0f172a !important;
}

.navbar-brand span {
    color: var(--primary-color);
}

.nav-link {
    font-weight: 500;
    color: #64748b !important;
    margin-left: 1rem;
    transition: color 0.3s;
}

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

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    color: white;
    padding: 100px 0;
    margin-bottom: 50px;
    border-radius: 0 0 50px 50px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://www.transparenttextures.com/patterns/cubes.png');
    opacity: 0.1;
}

/* Navbar Animations */
.navbar-brand {
    transition: all 0.3s;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.nav-link {
    position: relative;
}

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

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

/* Card Hover Effects */
.card {
    border: none;
    border-radius: 15px;
    background: white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    /* Bouncy effect */
    overflow: hidden;
}

.card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 30px -10px rgba(37, 99, 235, 0.2);
}

.event-card:hover {
    /* Handled by .card:hover above */
}

/* Card Ultra (Premium) */
.card-ultra {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 2;
}

.card-ultra:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px -5px rgba(0, 0, 0, 0.2);
    border-color: var(--primary-color);
}

/* Modern Primary Button */
.btn-primary-modern {
    background: linear-gradient(135deg, var(--primary-color) 0%, #3b82f6 100%);
    color: white !important;
    border: none;
    box-shadow: 0 4px 15px -3px rgba(37, 99, 235, 0.4);
}

.btn-primary-modern:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(37, 99, 235, 0.5);
}

/* Button Animations */
.btn {
    border-radius: 50px;
    /* Pill shape is more modern */
    padding: 10px 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px -10px rgba(0, 0, 0, 0.3);
}

.btn:active {
    transform: translateY(-1px);
}

/* Hero Animation */
.hero-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e40af 100%);
    color: white;
    padding: 120px 0 100px;
    margin-bottom: 60px;
    border-radius: 0 0 50% 10%/20px;
    /* Curve effect */
    position: relative;
    overflow: hidden;
    animation: gradientBG 15s ease infinite;
    background-size: 200% 200%;
}

@keyframes gradientBG {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

/* Buttons */
.btn {
    border-radius: 8px;
    padding: 10px 20px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-primary {
    background-color: var(--primary-color);
    border: none;
    box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background-color: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 6px 8px -1px rgba(37, 99, 235, 0.4);
}

.footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 60px 0;
    margin-top: 80px;
}

.footer h5 {
    color: white;
}