/* CSS Variables for Navbar */
:root {
    /* Color Palette */
    --primary-color: #00f5ff;
    --secondary-color: #ff006e;
    --accent-color: #8338ec;
    --gradient-tech: linear-gradient(135deg, #00f5ff 0%, #8338ec 50%, #ff006e 100%);
    
    /* Dark Tech Theme */
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #151515;
    --bg-card: #0f0f0f;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #555555;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.8s ease;
}

/* Navigation Styles */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 0;
    background: rgba(0, 0, 0, 0.98);
    backdrop-filter: blur(30px);
    border-bottom: 1px solid rgba(0, 245, 255, 0.15);
    z-index: 1000;
    transition: all var(--transition-medium);
    /* Enhanced tech shadow design */
    box-shadow: 
        0 4px 30px rgba(0, 0, 0, 0.8),
        0 8px 60px rgba(0, 245, 255, 0.08),
        0 12px 100px rgba(131, 56, 236, 0.06),
        inset 0 -1px 0 rgba(0, 245, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

.navbar.scrolled {
    padding: 1rem 0;
    background: rgba(0, 0, 0, 0.99);
    border-bottom: 1px solid rgba(0, 245, 255, 0.2);
    /* Enhanced scrolled shadow */
    box-shadow: 
        0 6px 40px rgba(0, 0, 0, 0.9),
        0 12px 80px rgba(0, 245, 255, 0.12),
        0 18px 140px rgba(131, 56, 236, 0.08),
        0 25px 200px rgba(255, 0, 110, 0.05),
        inset 0 -1px 0 rgba(0, 245, 255, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

/* Add subtle glow line at bottom of navbar */
.nav-container::after {
    content: '';
    position: absolute;
    bottom: -1.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(0, 245, 255, 0.3) 20%, 
        rgba(131, 56, 236, 0.5) 50%, 
        rgba(255, 0, 110, 0.3) 80%, 
        transparent 100%);
    border-radius: 2px;
    opacity: 0.6;
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { 
        opacity: 0.3; 
        transform: translateX(-50%) scaleX(0.8);
    }
    50% { 
        opacity: 0.8; 
        transform: translateX(-50%) scaleX(1.1);
    }
}

.nav-logo .logo-3d {
    position: relative;
    perspective: 1000px;
}

.logo-text {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    font-weight: 900;
    background: var(--gradient-tech);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(0, 245, 255, 0.5);
    transform: rotateY(0deg);
    transition: all var(--transition-medium);
    display: inline-block;
}

.logo-3d:hover .logo-text {
    transform: rotateY(15deg) scale(1.05);
    text-shadow: 0 0 40px rgba(0, 245, 255, 0.8);
}

.logo-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-tech);
    border-radius: 10px;
    filter: blur(20px);
    opacity: 0;
    transition: opacity var(--transition-medium);
    z-index: -1;
}

.logo-3d:hover .logo-glow {
    opacity: 0.3;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    position: relative;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    transition: all var(--transition-medium);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 500;
    font-size: 1rem;
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-link i {
    font-size: 1.1rem;
    transition: all var(--transition-medium);
}

.nav-link:hover {
    color: var(--primary-color);
    transform: translateY(-3px);
    background: rgba(0, 245, 255, 0.12);
    border-color: rgba(0, 245, 255, 0.3);
    box-shadow: 
        0 8px 25px rgba(0, 245, 255, 0.15),
        0 4px 15px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.nav-link:hover i {
    transform: scale(1.1) rotate(5deg);
    color: var(--primary-color);
}

.nav-link.active {
    color: var(--primary-color);
    background: rgba(0, 245, 255, 0.18);
    border-color: rgba(0, 245, 255, 0.4);
    box-shadow: 
        0 6px 20px rgba(0, 245, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.nav-line {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-tech);
    transition: all var(--transition-medium);
    transform: translateX(-50%);
}

.nav-link:hover .nav-line,
.nav-link.active .nav-line {
    width: 80%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    padding: 0.8rem;
    border-radius: 10px;
    background: rgba(0, 245, 255, 0.05);
    border: 1px solid rgba(0, 245, 255, 0.2);
    transition: all var(--transition-medium);
}

.nav-toggle:hover {
    background: rgba(0, 245, 255, 0.1);
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(0, 245, 255, 0.2);
}

.nav-toggle .bar {
    width: 28px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), rgba(131, 56, 236, 0.8));
    transition: all var(--transition-medium);
    border-radius: 3px;
    box-shadow: 0 0 8px rgba(0, 245, 255, 0.3);
}

/* Members Area Dropdown Styles */
.members-area {
    position: relative;
}

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    background: rgba(0, 245, 255, 0.1);
    border: 1px solid rgba(0, 245, 255, 0.3);
    color: var(--text-primary);
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1rem;
    font-weight: 500;
    transition: all var(--transition-medium);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(0, 245, 255, 0.1);
}

.dropdown-toggle:hover {
    background: rgba(0, 245, 255, 0.15);
    border-color: rgba(0, 245, 255, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 245, 255, 0.2);
}

.dropdown-arrow {
    transition: transform var(--transition-medium);
    font-size: 0.8rem;
}

.dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 120%;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    border: 1px solid rgba(0, 245, 255, 0.3);
    border-radius: 12px;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-medium);
    backdrop-filter: blur(20px);
    box-shadow: 
        0 10px 40px rgba(0, 0, 0, 0.5),
        0 4px 20px rgba(0, 245, 255, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    z-index: 1001;
}

.dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-medium);
    border-radius: 8px;
    margin: 0.25rem;
}

.dropdown-item:hover {
    background: rgba(0, 245, 255, 0.12);
    color: var(--primary-color);
    transform: translateX(5px);
}

.dropdown-item i {
    font-size: 1rem;
    width: 18px;
    transition: all var(--transition-medium);
}

.dropdown-item:hover i {
    transform: scale(1.1);
    color: var(--primary-color);
}

/* AI Hub Specific Styles */
.container {
    padding-top: 2rem !important;
    margin-top: 140px !important;
    min-height: calc(100vh - 140px);
    position: relative;
    z-index: 1;
}

/* Ensure navbar is always on top */
.navbar {
    z-index: 1000 !important;
}

.animated-background {
    z-index: -1;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(30px);
        border-top: 1px solid rgba(0, 245, 255, 0.3);
        flex-direction: column;
        gap: 0;
        padding: 2rem 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-medium);
        box-shadow: 
            0 10px 40px rgba(0, 0, 0, 0.8),
            0 4px 20px rgba(0, 245, 255, 0.1);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        width: 90%;
        margin: 0 auto;
        padding: 1rem 1.5rem;
        border-radius: 12px;
        margin-bottom: 0.5rem;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active .bar:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active .bar:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .logo-text {
        font-size: 1.5rem;
    }
    
    .dropdown-toggle {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
    
    .dropdown-item {
        padding: 0.8rem 1.2rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 0.5rem;
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
    
    .nav-link {
        padding: 0.8rem 1rem;
        font-size: 0.9rem;
    }
    
    .dropdown-toggle {
        padding: 0.5rem 0.8rem;
        font-size: 0.8rem;
    }
    
    .dropdown-item {
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
    }
}