:root {
    --bg-gradient-1: #0f0c29;
    --bg-gradient-2: #302b63;
    --bg-gradient-3: #24243e;
    --accent-1: #FF3CAC;
    --accent-2: #784BA0;
    --accent-3: #2B86C5;
    --text-primary: #ffffff;
    --text-secondary: #b8c1ec;
    --text-tertiary: #8892b0;
    --card-bg: rgba(22, 28, 36, 0.8);
    --card-border: rgba(255, 255, 255, 0.1);
    --card-hover: rgba(255, 255, 255, 0.05);
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --shadow-neon: 0 0 15px rgba(255, 60, 172, 0.5);
    --shadow-glow: 0 0 20px rgba(43, 134, 197, 0.5);
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(15, 12, 41, 0.8);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid var(--card-border);
    transition: var(--transition);
    padding: 1rem 0;
}

.navbar.scrolled {
    background: rgba(15, 12, 41, 0.95);
    padding: 0.5rem 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.logo {
    height: 5rem;
    width: auto;
    transition: var(--transition);
    z-index: 101;
}

.logo:hover {
    filter: brightness(0) invert(1) drop-shadow(0 0 5px rgba(255, 255, 255, 0.7));
}

/* Desktop Navigation */
.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-1), var(--accent-3));
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--accent-1);
}

.nav-links a:hover::before {
    width: 100%;
}

.nav-cta {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.cta-button {
    background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
    color: var(--text-primary);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
    display: inline-block;
    font-size: 0.9rem;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--accent-2), var(--accent-3));
    transition: var(--transition);
    z-index: -1;
}

.cta-button:hover {
    box-shadow: var(--shadow-neon);
    transform: translateY(-3px);
}

.cta-button:hover::before {
    width: 100%;
}

/* Mobile Navigation */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 101;
}

.mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(15, 12, 41, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: translateY(-100%);
    transition: transform 0.5s ease;
    padding-top: 5rem;
}

.mobile-nav.active {
    transform: translateY(0);
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    width: 100%;
    padding: 0 1.5rem;
}

.mobile-nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 500;
    transition: var(--transition);
    width: 100%;
    text-align: center;
    padding: 0.5rem 0;
    position: relative;
}

.mobile-nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-1), var(--accent-3));
    transition: var(--transition);
}

.mobile-nav-links a:hover {
    color: var(--accent-1);
}

.mobile-nav-links a:hover::after {
    width: 80%;
}

.mobile-nav-cta {
    margin-top: 3rem;
}

.close-btn {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.8rem;
    cursor: pointer;
}

/* Responsive */
@media (max-width: 992px) {
    .nav-links {
        gap: 1rem;
    }

    .cta-button {
        padding: 0.5rem 1.2rem;
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-cta {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .logo {
        height: 4rem;
    }

    .navbar.scrolled .logo {
        height: 3.5rem;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 1rem;
    }

    .logo {
        height: 3.5rem;
    }
}