.main-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--card-bg);
    border-bottom: 1px solid var(--card-border);
    box-shadow: 0 2px 15px var(--shadow-color);
    z-index: 1000;
    backdrop-filter: blur(10px);
}


.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}




.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}


.nav-logo img {
    width: 36px;
    height: 36px;
}


.nav-logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 1px;
}




.nav-menu {
    display: flex;
    gap: 2px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 4px;
    position: relative;
    overflow: hidden;
}


.nav-menu::after {
    content: '';
    position: absolute;
    top: 4px;
    left: var(--slider-left, 4px);
    width: var(--slider-width, 60px);
    height: calc(100% - 8px);
    background: var(--primary);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
    z-index: 0;
    transition: all 0.3s ease;
}


.nav-menu::before {
    content: '';
    position: absolute;
    top: 4px;
    left: var(--hover-slider-left, var(--slider-left, 4px));
    width: var(--hover-slider-width, var(--slider-width, 60px));
    height: calc(100% - 8px);
    background: rgba(59, 130, 246, 0.1);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.1);
    transition: all 0.3s ease;
    z-index: 0;
}


[data-theme="light"] .nav-menu::after {
    box-shadow: none;
}


[data-theme="light"] .nav-menu::before {
    background: rgba(255, 152, 0, 0.1);
    box-shadow: 0 2px 8px rgba(255, 152, 0, 0.1);
}




.nav-link {
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-color);
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}


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


.nav-link.active {
    color: white;
    background: transparent;
    box-shadow: none;
}


.nav-link i {
    font-size: 1rem;
}




.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px;
}



@media (max-width: 900px) {
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--card-bg);
        border: 1px solid var(--card-border);
        border-radius: 0 0 12px 12px;
        padding: 10px;
        flex-direction: column;
        display: none;
        box-shadow: 0 5px 20px var(--shadow-color);
        z-index: 999;
    }
    
    
    .nav-menu.show {
        display: flex;
    }
    
    
    .nav-link {
        padding: 12px 20px;
        border-radius: 6px;
        margin-bottom: 5px;
    }
    
    
    .nav-toggle {
        display: block;
    }
}



@media (max-width: 768px) {
    
    .nav-container {
        padding: 0 15px;
    }
    
    
    .nav-menu {
        padding: 8px;
    }
    
    
    .nav-link {
        padding: 10px 16px;
        margin-bottom: 4px;
    }
}



@media (max-width: 480px) {
    
    .nav-container {
        padding: 0 10px;
        height: 60px;
    }
    
    
    .nav-logo img {
        width: 32px;
        height: 32px;
    }
    
    
    .nav-logo-text {
        font-size: 1rem;
    }
    
    
    .nav-menu {
        top: 60px;
        padding: 6px;
    }
    
    
    .nav-link {
        padding: 8px 14px;
        font-size: 0.85rem;
    }
    
    
    .nav-toggle {
        font-size: 1.3rem;
    }
}