:root {
    --navbar-height: 72px;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    width: 100%;
    height: var(--navbar-height);
    background-color: rgba(var(--color-primary-rgb), 0.92);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.14);
    backdrop-filter: blur(12px) saturate(160%);
    -webkit-backdrop-filter: blur(12px) saturate(160%);
}

[data-theme="light"] .navbar {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 20px rgba(10, 10, 46, 0.08);
}

.navbar-container {
    width: 100%;
    max-width: var(--container-max);
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--space-4);
    flex-wrap: nowrap;
}

.navbar-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    flex: 0 0 auto;
    min-width: 0;
    color: var(--text-primary);
    text-decoration: none;
    font-size: var(--text-lg);
    font-weight: 700;
}

.navbar-brand:hover {
    color: var(--color-accent);
}

.navbar-brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 28px;
    height: 28px;
    color: currentColor;
}

.navbar-brand-icon svg {
    width: 24px;
    height: 24px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    object-fit: contain;
    vertical-align: middle;
}

.navbar-brand-text {
    white-space: nowrap;
}

.navbar-links {
    display: flex;
    flex: 0 1 auto;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    gap: var(--space-1);
    min-width: 0;
    margin: 0;
    padding: 0;
    list-style: none;
    overflow: visible;
}

.navbar.is-open .navbar-links {
    display: flex;
}

.navbar-links li {
    display: inline-flex;
    flex: 0 0 auto;
    margin: 0;
    padding: 0;
    list-style: none;
}

.navbar-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    padding: 0 var(--space-3);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
    transition:
        color var(--transition-fast) var(--ease-in-out),
        background-color var(--transition-fast) var(--ease-in-out);
}

.navbar-link:hover,
.navbar-link.active {
    color: var(--color-accent);
    background-color: rgba(var(--color-accent-rgb), 0.08);
}

.navbar-actions {
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    flex: 0 0 auto;
    gap: var(--space-2);
    margin-left: auto;
}

.navbar-action-btn,
.navbar-hamburger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
    padding: 0;
    color: var(--text-secondary);
    background-color: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition:
        color var(--transition-fast) var(--ease-in-out),
        background-color var(--transition-fast) var(--ease-in-out),
        border-color var(--transition-fast) var(--ease-in-out);
}

.navbar-action-btn:hover,
.navbar-hamburger:hover {
    color: var(--color-accent);
    background-color: var(--bg-surface);
    border-color: var(--border-color);
}

.navbar-action-btn svg {
    width: 20px;
    height: 20px;
}

.theme-toggle-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

[data-theme="light"] .theme-toggle-icon .moon {
    display: none;
}

[data-theme="dark"] .theme-toggle-icon .sun {
    display: none;
}

.navbar-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
}

.navbar-hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background-color: currentColor;
    border-radius: var(--radius-full);
    transition:
        opacity var(--transition-fast) var(--ease-in-out),
        transform var(--transition-fast) var(--ease-in-out);
}

.navbar.is-open .navbar-hamburger span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.navbar.is-open .navbar-hamburger span:nth-child(2) {
    opacity: 0;
}

.navbar.is-open .navbar-hamburger span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 1100px) {
    .navbar-container {
        gap: var(--space-3);
    }

    .navbar-link {
        padding: 0 var(--space-2);
        font-size: var(--text-xs);
    }
}

@media (max-width: 900px) {
    .navbar-brand {
        font-size: var(--text-base);
    }

    .navbar-brand-icon {
        width: 24px;
        height: 24px;
    }

    .navbar-link {
        padding: 0 var(--space-1);
    }
}

@media (max-width: 768px) {
    .navbar-container {
        padding: 0 var(--space-4);
        gap: var(--space-2);
    }

    .navbar-links {
        display: flex;
        flex: 1 1 auto;
        flex-direction: row;
        align-items: center;
        justify-content: flex-start;
        gap: 2px;
        width: auto;
        max-width: none;
        min-width: 0;
        margin: 0;
        padding: 0;
        overflow-x: auto;
        scrollbar-width: none;
    }

    .navbar-links::-webkit-scrollbar {
        display: none;
    }

    .navbar-link {
        justify-content: center;
        width: auto;
        height: 40px;
        padding: 0 var(--space-1);
        font-size: 0.72rem;
    }

    .navbar-hamburger {
        display: none;
    }
}

@media (max-width: 420px) {
    .navbar-brand-text {
        max-width: 84px;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .navbar-action-btn {
        width: 34px;
        height: 34px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .navbar-link,
    .navbar-action-btn,
    .navbar-hamburger,
    .navbar-hamburger span {
        transition-duration: 0.01ms;
    }
}