/* Navigation refresh */

.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--color-border-accent);
    box-shadow: var(--shadow-md);
}

.nav-container {
    padding: var(--space-md) var(--space-lg);
    min-height: var(--navbar-height);
}

.nav-brand a,
.nav-brand-link {
    color: var(--color-text-primary);
    text-decoration: none;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: normal;
    letter-spacing: 0.02em;
    gap: 10px;
    display: inline-flex;
    align-items: center;
    transition: color var(--transition-base);
}

.nav-brand a:hover,
.nav-brand-link:hover {
    color: var(--color-accent-hover);
}

.nav-logo {
    height: 26px;
    width: auto;
    flex-shrink: 0;
    display: block;
    transition: opacity var(--transition-base), filter var(--transition-base);
    filter: drop-shadow(0 1px 3px rgba(196, 30, 58, 0.35));
}

.nav-brand a:hover .nav-logo,
.nav-brand-link:hover .nav-logo {
    opacity: 0.95;
    filter: drop-shadow(0 1px 5px rgba(224, 37, 69, 0.5));
}

.nav-brand-text {
    display: inline-block;
    white-space: nowrap;
}

.nav-link {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    font-weight: 500;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    transition: color var(--transition-base), background var(--transition-base);
}

.nav-link:hover,
.nav-link:focus-visible {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.06);
    outline: none;
}

.nav-link.btn-nav,
button.nav-link.btn-nav,
.nav-links a.nav-link.btn-nav {
    background: transparent !important;
    color: var(--color-text-secondary) !important;
    border: 1px solid transparent !important;
}

.nav-link.btn-nav:hover,
button.nav-link.btn-nav:hover,
.nav-links a.nav-link.btn-nav:hover {
    background: var(--color-accent-muted) !important;
    color: var(--color-text-primary) !important;
    border-color: var(--color-border-accent) !important;
}

.nav-user strong {
    color: var(--color-accent);
}

.nav-item-with-dropdown {
    position: relative;
}

.nav-link-with-dropdown {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.nav-link-with-dropdown i.fa-chevron-down {
    font-size: 10px;
    transition: transform var(--transition-base);
}

.nav-dropdown a {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    padding: var(--space-sm) var(--space-md);
    display: block;
    text-decoration: none;
    white-space: nowrap;
}

.nav-dropdown a:hover {
    background: var(--color-accent-muted);
    color: var(--color-text-primary);
}

@media (min-width: 769px) {
    .nav-dropdown {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        margin-top: 0;
        background: var(--color-surface-raised);
        border: 1px solid var(--color-border-strong);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-lg);
        padding: var(--space-sm) 0;
        min-width: 220px;
        z-index: 1001;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transform: none;
        transition: opacity var(--transition-fast), visibility var(--transition-fast);
    }

    .nav-dropdown::before {
        content: '';
        position: absolute;
        top: calc(-1 * var(--space-sm));
        left: 0;
        right: 0;
        height: var(--space-sm);
    }

    .nav-item-with-dropdown:hover .nav-dropdown,
    .nav-item-with-dropdown:focus-within .nav-dropdown {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .nav-item-with-dropdown:hover .nav-link-with-dropdown i.fa-chevron-down,
    .nav-item-with-dropdown:focus-within .nav-link-with-dropdown i.fa-chevron-down {
        transform: rotate(180deg);
    }
}

@media (max-width: 768px) {
    .nav-item-with-dropdown {
        width: 100%;
    }

    .nav-link-with-dropdown {
        width: 100%;
        justify-content: center;
    }

    .nav-dropdown {
        position: static;
        display: none;
        width: 100%;
        margin-top: 0;
        padding: 0;
        min-width: 0;
        border: none;
        border-radius: 0;
        box-shadow: none;
        background-color: rgba(255, 255, 255, 0.03);
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: none;
    }

    .nav-dropdown::before {
        display: none;
    }

    .nav-item-with-dropdown:hover .nav-dropdown,
    .nav-item-with-dropdown:focus-within .nav-dropdown {
        display: none;
    }

    .nav-item-with-dropdown.active .nav-dropdown {
        display: block;
    }

    .nav-item-with-dropdown.active .nav-link-with-dropdown i.fa-chevron-down {
        transform: rotate(180deg);
    }

    .nav-dropdown a {
        padding: 10px 24px;
        font-size: 14px;
        text-align: center;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        white-space: normal;
    }

    .nav-dropdown a:last-child {
        border-bottom: none;
    }
}

.nav-toggle span {
    background-color: var(--color-text-primary);
    border-radius: var(--radius-full);
}

@media (max-width: 768px) {
    .nav-links {
        background: var(--color-bg-secondary);
        border-top: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
    }

    .nav-logo {
        height: 20px;
    }

    .nav-brand a,
    .nav-brand-link {
        font-size: 1.25rem;
    }
}