:root {
    --primary-dark: #0a2540;
    --secondary-dark: #1a4870;
    --accent-cyan: #00d9ff;
    --accent-teal: #00bcd4;
    --light-text: #e0f2fe;
    --bright-white: #ffffff;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--light-text);
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary-dark) 100%);
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

/* Navbar Styles */
.navbar {
    background: rgba(10, 37, 64, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(0, 217, 255, 0.1);
}

.navbar-brand {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--accent-cyan) !important;
    text-shadow: 0 0 20px rgba(0, 217, 255, 0.5);
}

.nav-link {
    color: var(--light-text) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--accent-cyan) !important;
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-cyan);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.navbar-toggler {
    border-color: var(--accent-cyan);
}

.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(0, 217, 255, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 4rem 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(0, 217, 255, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

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

.hero h1 {
    font-size: 3.5rem;
    color: var(--bright-white);
    margin-bottom: 1.5rem;
    text-shadow: 0 0 30px rgba(0, 217, 255, 0.3);
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.25rem;
    color: var(--light-text);
    margin-bottom: 2rem;
    font-weight: 300;
    animation: fadeInUp 1s ease 0.2s backwards;
}

.btn-primary-custom {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-teal));
    border: none;
    padding: 1rem 2.5rem;
    font-weight: 600;
    border-radius: 50px;
    color: var(--primary-dark);
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0, 217, 255, 0.3);
    animation: fadeInUp 1s ease 0.4s backwards;
}

.btn-primary-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 217, 255, 0.5);
    color: var(--primary-dark);
}

/* Features Section */
.features {
    padding: 5rem 0;
    background: rgba(255, 255, 255, 0.02);
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 217, 255, 0.2);
    border-radius: 15px;
    padding: 2.5rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-cyan);
    box-shadow: 0 10px 40px rgba(0, 217, 255, 0.2);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-teal));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.feature-card h3 {
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--light-text);
    font-weight: 300;
    line-height: 1.7;
}

/* CTA Section */
.cta {
    padding: 5rem 0;
    text-align: center;
    position: relative;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 70% 50%, rgba(0, 217, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.cta h2 {
    font-size: 2.5rem;
    color: var(--bright-white);
    margin-bottom: 1.5rem;
}

.cta p {
    font-size: 1.2rem;
    color: var(--light-text);
    margin-bottom: 2rem;
    font-weight: 300;
}

/* Footer */
footer {
    background: rgba(10, 37, 64, 0.95);
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
    border-top: 1px solid rgba(0, 217, 255, 0.2);
}

footer h5 {
    color: var(--accent-cyan);
    margin-bottom: 1.5rem;
}

footer p, footer a {
    color: var(--light-text);
    text-decoration: none;
    font-weight: 300;
    transition: color 0.3s ease;
}

footer a:hover {
    color: var(--accent-cyan);
}

.copyright {
    border-top: 1px solid rgba(0, 217, 255, 0.1);
    margin-top: 2rem;
    padding-top: 1.5rem;
    text-align: center;
    color: var(--light-text);
    font-weight: 300;
}

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

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .cta h2 {
        font-size: 2rem;
    }

    .hero {
        background-image: none !important;
    }
}