.main-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: 0 2px 12px var(--black-05);
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    direction: ltr;
}

.main-navbar::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, 
        var(--transparent) 0%, 
        var(--accent-gold) 25%, 
        var(--primary-gold) 50%, 
        var(--accent-gold) 75%, 
        var(--transparent) 100%);
    background-size: 200% 100%;
    animation: borderFlow 3s linear infinite;
}

.main-navbar.scrolled {
    box-shadow: 0 4px 24px var(--black-08);
    background: var(--white-97);
    backdrop-filter: blur(12px);
}

.main-navbar.scrolled::after {
    background: linear-gradient(90deg, 
        var(--transparent) 0%, 
        var(--primary-gold) 20%, 
        var(--dark-gold) 40%, 
        var(--accent-gold) 60%, 
        var(--primary-gold) 80%, 
        var(--transparent) 100%);
    background-size: 200% 100%;
    animation: borderFlow 2.5s linear infinite;
    height: 3px;
    box-shadow: 0 0 8px var(--warning-shadow);
}

.navbar-content {
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-xl);
    max-width: 1600px;
    margin: 0 auto;
    height: 90px;
    position: relative;
    direction: ltr;
}

.navbar-left-logo {
    display: flex;
    align-items: center;
    z-index: 5;
    direction: ltr;
}

.aau-logo-img {
    height: 130px;
    width: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.navbar-left-logo:hover .aau-logo-img {
    transform: scale(1.05);
}

.navbar-logo {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    direction: ltr;
}

.navbar-logo a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
}

.logo-image {
    height: 45px;
    width: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.navbar-logo:hover .logo-image {
    transform: scale(1.05);
}

.logo-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.logo-title {
    font-size: 14px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-gold) 0%, var(--dark-gold) 50%, var(--accent-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.3;
    letter-spacing: -0.02em;
    white-space: nowrap;
    text-align: center;
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    z-index: 5;
    margin-left: auto;
    padding-right: 0;
    direction: ltr;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 2px;
    direction: ltr;
}

.navbar-link {
    position: relative;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 14px;
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-md);
    transition: all 0.2s ease;
    text-align: left;
    direction: ltr;
}

.navbar-link::after {
    content: '';
    position: absolute;
    bottom: 6px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-gold), var(--dark-gold));
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateX(-50%);
    border-radius: 2px;
}

.navbar-link:hover {
    color: var(--primary-gold);
    background: var(--warning-light);
}

.navbar-link:hover::after {
    width: calc(100% - 24px);
}

.navbar-link.active {
    color: var(--primary-gold);
    background: var(--warning-light);
}

.navbar-link.active::after {
    width: calc(100% - 24px);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.navbar-actions .btn {
    font-size: 14px;
    font-weight: 600;
    padding: 10px 24px;
    border-radius: var(--border-radius-lg);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
}

.navbar-actions .btn-primary {
    background: linear-gradient(135deg, var(--primary-gold) 0%, var(--dark-gold) 100%);
    color: var(--white);
    box-shadow: 0 4px 12px var(--warning-shadow);
}

.navbar-actions .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--warning-hover);
}

.navbar-actions .btn-primary:active {
    transform: translateY(0);
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 32px;
    height: 24px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 10;
}

.navbar-toggle span {
    width: 100%;
    height: 3px;
    background: var(--primary-gold);
    border-radius: 3px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

.navbar-toggle:hover span {
    background: var(--dark-gold);
}

.navbar-toggle.active span:nth-child(1) {
    transform: translateY(10.5px) rotate(45deg);
}

.navbar-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.navbar-toggle.active span:nth-child(3) {
    transform: translateY(-10.5px) rotate(-45deg);
}

.main-content {
    padding-top: 90px;
}

@media (max-width: 1024px) {
    .navbar-content {
        padding: 0 var(--spacing-lg);
    }
    
    .navbar-menu {
        gap: var(--spacing-xs);
    }
    
    .navbar-link {
        font-size: 14px;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .logo-title {
        font-size: 13px;
    }
    
    .aau-logo-img {
        height: 50px;
    }
    
    .logo-image {
        height: 45px;
    }
}

@media (max-width: 768px) {
    .navbar-content {
        display: flex;
        justify-content: space-between;
        height: 70px;
        padding: 0 var(--spacing-md);
    }
    
    .navbar-left-logo {
        order: 1;
    }
    
    .navbar-logo {
        order: 2;
        position: static;
        transform: none;
        margin: 0 auto;
    }
    
    .navbar-right {
        order: 3;
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .navbar-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: var(--spacing-lg);
        box-shadow: 0 8px 32px var(--black-15);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }
    
    .navbar-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .navbar-link {
        padding: var(--spacing-md);
        border-radius: var(--border-radius-lg);
        font-size: 16px;
        text-align: left;
    }
    
    .navbar-link::after {
        display: none;
    }
    
    .navbar-link:hover {
        background: var(--warning-light);
        transform: translateX(8px);
    }
    
    .navbar-actions {
        flex-direction: column;
        padding-top: var(--spacing-md);
        border-top: 1px solid var(--border-light);
        margin-top: var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    .navbar-actions .btn {
        width: 100%;
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 16px;
    }
    
    .logo-image {
        height: 40px;
    }
    
    .logo-title {
        font-size: 11px;
    }
    
    .aau-logo-img {
        height: 45px;
    }
    
    .main-content {
        padding-top: 70px;
    }
}

@media (max-width: 480px) {
    .navbar-content {
        padding: 0 var(--spacing-sm);
    }
    
    .logo-image {
        height: 35px;
    }
    
    .logo-title {
        font-size: 10px;
    }
    
    .aau-logo-img {
        height: 40px;
    }
    
    .navbar-menu {
        padding: var(--spacing-md);
    }
    
    .navbar-link {
        font-size: 15px;
    }
}

@keyframes borderFlow {
    0% {
        background-position: 0% 0%;
    }
    100% {
        background-position: 200% 0%;
    }
}