:root {
    --site-nav-ink: #102036;
    --site-nav-muted: #52647b;
    --site-nav-panel: rgba(255, 255, 255, 0.9);
    --site-nav-panel-strong: rgba(255, 255, 255, 0.98);
    --site-nav-stroke: rgba(15, 23, 42, 0.14);
    --site-nav-primary: #0f766e;
    --site-nav-primary-strong: #115e59;
    --site-nav-accent: #d97706;
}

.site-nav-shell {
    position: sticky;
    top: 0;
    z-index: 80;
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(8, 15, 30, 0.58);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(18px);
}

.site-nav {
    width: min(1180px, 100%);
    min-height: 4rem;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.site-nav-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    color: #ffffff;
    text-decoration: none;
    flex: 0 0 auto;
}

.site-nav-brand:hover {
    color: #ffffff;
}

.site-nav-logo {
    width: 2.55rem;
    height: 2.55rem;
    object-fit: contain;
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.14);
    padding: 0.42rem;
}

.site-nav-brand-text {
    display: grid;
    gap: 0.05rem;
    line-height: 1.1;
}

.site-nav-brand-name {
    color: #ffffff;
    font-size: 1rem;
    font-weight: 800;
}

.site-nav-brand-subtitle {
    color: rgba(226, 232, 240, 0.76);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
}

.site-nav-toggle {
    display: none;
    width: 2.75rem;
    height: 2.75rem;
    margin-left: auto;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    cursor: pointer;
}

.site-nav-toggle-lines,
.site-nav-toggle-lines::before,
.site-nav-toggle-lines::after {
    display: block;
    width: 1.1rem;
    height: 2px;
    margin: 0 auto;
    border-radius: 999px;
    background: currentColor;
    content: "";
}

.site-nav-toggle-lines::before {
    transform: translateY(-0.38rem);
}

.site-nav-toggle-lines::after {
    transform: translateY(0.26rem);
}

.site-nav-menu {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex: 1 1 auto;
    min-width: 0;
}

.site-nav-left,
.site-nav-right {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.site-nav-left {
    min-width: 0;
    flex-wrap: wrap;
}

.site-nav-right {
    justify-content: flex-end;
    flex: 0 0 auto;
}

.site-nav-link,
.site-nav-button {
    min-height: 2.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 0.5rem;
    padding: 0.62rem 0.86rem;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(248, 250, 252, 0.92);
    font-size: 0.9rem;
    font-weight: 800;
    line-height: 1;
    text-decoration: none;
    white-space: nowrap;
    transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease, transform 150ms ease;
}

.site-nav-link:hover,
.site-nav-button:hover {
    background: rgba(255, 255, 255, 0.16);
    border-color: rgba(255, 255, 255, 0.22);
    color: #ffffff;
    transform: translateY(-1px);
}

.site-nav-link.is-active {
    background: rgba(94, 234, 212, 0.18);
    border-color: rgba(94, 234, 212, 0.34);
    color: #ffffff;
}

.site-nav-coffee {
    background: linear-gradient(135deg, #f8d94f, #f59e0b);
    border-color: rgba(251, 191, 36, 0.5);
    color: #2b1a00;
    box-shadow: 0 10px 20px rgba(245, 158, 11, 0.2);
}

.site-nav-coffee:hover {
    background: linear-gradient(135deg, #fde68a, #f59e0b);
    color: #2b1a00;
}

.site-nav-admin {
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.28);
    color: rgba(252, 165, 165, 0.92);
}

.site-nav-admin:hover {
    background: rgba(239, 68, 68, 0.22);
    border-color: rgba(239, 68, 68, 0.42);
    color: #fca5a5;
}

.site-nav-button {
    border: 0;
    cursor: pointer;
}

.site-nav-signin {
    min-width: 8.5rem;
}

.site-nav-google-slot {
    min-width: 8.5rem;
    min-height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.site-nav-google-slot iframe {
    max-width: 100%;
}

.site-nav-auth-status {
    color: rgba(226, 232, 240, 0.76);
    font-size: 0.82rem;
    font-weight: 700;
    white-space: nowrap;
}

.site-nav-profile {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    min-width: 0;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 0.5rem;
    padding: 0.35rem 0.45rem 0.35rem 0.35rem;
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
    text-decoration: none;
}

.site-nav-profile:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.17);
}

.site-nav-avatar,
.site-nav-avatar-fallback {
    width: 2.15rem;
    height: 2.15rem;
    flex: 0 0 auto;
    border-radius: 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.22);
    background: #ffffff;
    object-fit: cover;
}

.site-nav-avatar-fallback {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f766e, #2563eb);
    color: #ffffff;
    font-size: 0.78rem;
    font-weight: 900;
}

.site-nav-profile-copy {
    display: grid;
    gap: 0.05rem;
    min-width: 0;
}

.site-nav-profile-label {
    color: rgba(226, 232, 240, 0.76);
    font-size: 0.64rem;
    font-weight: 800;
    text-transform: uppercase;
}

.site-nav-profile-name {
    max-width: 9rem;
    overflow: hidden;
    color: #ffffff;
    font-size: 0.88rem;
    font-weight: 800;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.site-nav-signout {
    background: rgba(255, 255, 255, 0.92);
    color: var(--site-nav-ink);
}

.site-nav-signout:hover {
    background: #ffffff;
    color: var(--site-nav-ink);
}

.site-nav-error {
    color: #fecdd3;
}

.site-nav-link:focus-visible,
.site-nav-button:focus-visible,
.site-nav-profile:focus-visible,
.site-nav-toggle:focus-visible {
    outline: 3px solid rgba(94, 234, 212, 0.7);
    outline-offset: 3px;
}

@media (max-width: 880px) {
    .site-nav {
        flex-wrap: wrap;
    }

    .site-nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .site-nav-menu {
        display: none;
        width: 100%;
        flex-basis: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 0.85rem;
        padding-top: 0.35rem;
    }

    .site-nav.is-open .site-nav-menu {
        display: flex;
    }

    .site-nav-left,
    .site-nav-right {
        width: 100%;
        align-items: stretch;
        justify-content: stretch;
        display: grid;
        grid-template-columns: 1fr;
        gap: 0.45rem;
    }

    .site-nav-link,
    .site-nav-button,
    .site-nav-profile,
    .site-nav-google-slot {
        width: 100%;
        justify-content: center;
    }

    .site-nav-profile {
        justify-content: flex-start;
        padding: 0.45rem;
    }

    .site-nav-profile-name {
        max-width: none;
    }
}

@media (max-width: 430px) {
    .site-nav-shell {
        padding: 0.65rem 0.75rem;
    }

    .site-nav-brand-subtitle {
        display: none;
    }
}