/* Modern Navigation Bar - Complete Redesign */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800&display=swap');

/* CSS Variables */
:root {
    --primary-color: #00ff88;
    --accent-color: #00ff88;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --bg-primary: rgba(17, 17, 17, 0.95);
    --bg-secondary: rgba(0, 255, 136, 0.1);
    --border-color: rgba(0, 255, 136, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --primary-color: #8b5cf6;
    --accent-color: #8b5cf6;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --bg-primary: rgba(255, 255, 255, 0.95);
    --bg-secondary: rgba(139, 92, 246, 0.1);
    --border-color: rgba(139, 92, 246, 0.2);
}

/* Modern Navigation Bar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--bg-primary);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
    padding: 0.5rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.navbar.scrolled {
    background: rgba(17, 17, 17, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.navbar:hover {
    background: rgba(17, 17, 17, 0.98);
    border-bottom-color: rgba(0, 255, 136, 0.3);
}

[data-theme="light"] .navbar:hover {
    background: rgba(255, 255, 255, 0.98);
    border-bottom-color: rgba(139, 92, 246, 0.3);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

/* Modern Logo */
.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 255, 136, 0.3);
    transition: var(--transition);
    position: relative;
    cursor: pointer;
}

.nav-logo h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
    transition: width 0.3s ease;
}

.nav-logo h2:hover::after {
    width: 100%;
}

.nav-logo h2:hover {
    transform: scale(1.05);
    text-shadow: 0 0 40px rgba(0, 255, 136, 0.5);
}

[data-theme="light"] .nav-logo h2 {
    text-shadow: 0 0 30px rgba(139, 92, 246, 0.3);
}

[data-theme="light"] .nav-logo h2::after {
    background: linear-gradient(90deg, var(--primary-color), transparent);
}

[data-theme="light"] .nav-logo h2:hover {
    text-shadow: 0 0 40px rgba(139, 92, 246, 0.5);
}

/* Modern Navigation Menu */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 0;
    margin: 0;
    padding: 0;
    align-items: center;
    position: relative;
}

.nav-menu li {
    list-style: none;
    margin: 0;
    padding: 0;
}

.theme-toggle-container {
    display: flex;
    align-items: center;
    margin-left: 1rem;
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(0, 255, 136, 0.1);
    border: 2px solid rgba(0, 255, 136, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: var(--primary-color);
    font-size: 1.1rem;
}

.theme-toggle:hover {
    background: rgba(0, 255, 136, 0.2);
    border-color: var(--primary-color);
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.3);
}

[data-theme="light"] .theme-toggle {
    background: rgba(139, 92, 246, 0.1);
    border: 2px solid rgba(139, 92, 246, 0.3);
    color: var(--primary-color);
}

[data-theme="light"] .theme-toggle:hover {
    background: rgba(139, 92, 246, 0.2);
    border-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.nav-menu::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    transition: width 0.4s ease;
    opacity: 0;
}

.nav-menu:hover::before {
    width: 100%;
    opacity: 0.3;
}

/* Modern Navigation Links */
.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.75rem 1.25rem;
    border-radius: 12px;
    transition: var(--transition);
    position: relative;
    margin: 0 0.25rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    white-space: nowrap;
    background: transparent;
    border: 1px solid transparent;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.1), rgba(0, 255, 136, 0.05));
    border-radius: 12px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 1px;
}

.nav-link:hover::before {
    opacity: 1;
}

.nav-link:hover::after {
    width: 60%;
}

.nav-link:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.2);
}

.nav-link.active {
    color: var(--primary-color);
    font-weight: 600;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.15), rgba(0, 255, 136, 0.05));
    border: 1px solid rgba(0, 255, 136, 0.3);
    box-shadow: 0 4px 20px rgba(0, 255, 136, 0.3);
    transform: translateY(-2px);
}

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

[data-theme="light"] .nav-link::before {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(139, 92, 246, 0.05));
}

[data-theme="light"] .nav-link:hover {
    color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.2);
}

[data-theme="light"] .nav-link.active {
    color: var(--primary-color);
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(139, 92, 246, 0.05));
    border: 1px solid rgba(139, 92, 246, 0.3);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

/* Modern Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 48px;
    height: 48px;
    background: rgba(0, 255, 136, 0.1);
    border: 2px solid rgba(0, 255, 136, 0.3);
    border-radius: 12px;
    cursor: pointer;
    padding: 12px;
    transition: var(--transition);
    position: relative;
    backdrop-filter: blur(10px);
}

.hamburger::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.2), rgba(0, 255, 136, 0.1));
    border-radius: 12px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.hamburger:hover::before {
    opacity: 1;
}

.hamburger:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.3);
}

.hamburger .bar {
    width: 20px;
    height: 2px;
    background: var(--primary-color);
    margin: 2px 0;
    border-radius: 1px;
    transition: var(--transition);
    transform-origin: center;
}

.hamburger:hover .bar {
    background: #ffffff;
    transform: scaleX(1.1);
}

.hamburger.active {
    background: rgba(0, 255, 136, 0.2);
    border-color: var(--primary-color);
    box-shadow: 0 4px 20px rgba(0, 255, 136, 0.4);
}

.hamburger.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
    transform: translateX(-20px);
}

.hamburger.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

[data-theme="light"] .hamburger {
    background: rgba(139, 92, 246, 0.1);
    border: 2px solid rgba(139, 92, 246, 0.3);
}

[data-theme="light"] .hamburger::before {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(139, 92, 246, 0.1));
}

[data-theme="light"] .hamburger:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

[data-theme="light"] .hamburger .bar {
    background: var(--primary-color);
}

[data-theme="light"] .hamburger:hover .bar {
    background: #7c3aed;
}

[data-theme="light"] .hamburger.active {
    background: rgba(139, 92, 246, 0.2);
    border-color: var(--primary-color);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
    }
    
    .nav-logo h2 {
        font-size: 1.5rem;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(17, 17, 17, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
        padding: 2rem;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu .nav-link {
        font-size: 1.2rem;
        padding: 1rem 2rem;
        margin: 0.5rem 0;
        opacity: 0;
        transform: translateX(50px);
        transition: all 0.3s ease;
    }
    
    .nav-menu.active .nav-link {
        opacity: 1;
        transform: translateX(0);
    }
    
    .nav-menu .nav-link:nth-child(1) { transition-delay: 0.1s; }
    .nav-menu .nav-link:nth-child(2) { transition-delay: 0.2s; }
    .nav-menu .nav-link:nth-child(3) { transition-delay: 0.3s; }
    .nav-menu .nav-link:nth-child(4) { transition-delay: 0.4s; }
    
    [data-theme="light"] .nav-menu {
        background: rgba(255, 255, 255, 0.98);
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 0.75rem;
    }
    
    .nav-logo h2 {
        font-size: 1.3rem;
    }
    
    .hamburger {
        width: 44px;
        height: 44px;
        padding: 10px;
    }
    
    .hamburger .bar {
        width: 18px;
    }
}

/* Desktop menu visibility - ensure it's visible on desktop */
@media (min-width: 769px) {
    .nav-menu {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        position: relative !important;
        width: auto !important;
        height: auto !important;
        transform: none !important;
        background: transparent !important;
        backdrop-filter: none !important;
        padding: 0 !important;
        margin: 0 !important;
        overflow: visible !important;
    }
    
    .hamburger {
        display: none !important;
    }
}