:root {
    --event-nav-accent: #7c3aed;
    --event-nav-accent-hover: #6d28d9;
    --event-mobile-nav-h: 60px;
}

.event-site-nav {
    position: sticky;
    top: 0;
    z-index: 1050;
    background: var(--surface, #fff);
    border-bottom: 1px solid var(--border, #e5e7eb);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.event-site-nav .event-nav-wrap {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 64px;
    gap: 8px;
}

.event-site-nav .event-nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--text, #1a1a1a);
    text-decoration: none;
    flex-shrink: 0;
}

.event-site-nav .event-nav-brand img {
    height: 36px;
    width: auto;
}

.event-site-nav .event-nav-brand:hover {
    color: var(--text, #1a1a1a);
}

.event-site-nav .event-nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid var(--border, #e5e7eb);
    border-radius: 8px;
    background: var(--surface, #fff);
    color: var(--text, #1a1a1a);
    cursor: pointer;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.event-site-nav .event-nav-toggle:hover {
    background: var(--border, #e5e7eb);
}

.event-site-nav .event-nav-toggle .event-nav-toggle-close {
    display: none;
}

.event-site-nav.event-nav-open .event-nav-toggle .event-nav-toggle-icon {
    display: none;
}

.event-site-nav.event-nav-open .event-nav-toggle .event-nav-toggle-close {
    display: block;
}

.event-site-nav .event-nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.event-site-nav .event-nav-links a {
    padding: 8px 12px;
    border-radius: 8px;
    color: var(--text-muted, #5c5c5c);
    font-weight: 500;
    font-size: 0.92rem;
    text-decoration: none;
    white-space: nowrap;
}

.event-site-nav .event-nav-links a:hover {
    background: var(--border, #e5e7eb);
    color: var(--text, #1a1a1a);
}

.event-site-nav .event-nav-links a.active {
    color: var(--event-nav-accent);
    font-weight: 600;
}

.event-site-nav .event-nav-links a.event-nav-cta {
    background: var(--event-nav-accent);
    color: #fff;
}

.event-site-nav .event-nav-links a.event-nav-cta:hover {
    background: var(--event-nav-accent-hover);
    color: #fff;
}

.event-site-nav .event-nav-util {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: 4px;
}

.event-site-nav .event-nav-lang {
    display: flex;
    align-items: center;
    border: 1px solid var(--border, #e5e7eb);
    border-radius: 8px;
    overflow: hidden;
    font-size: 0.85rem;
    font-weight: 600;
}

.event-site-nav .event-nav-lang button {
    padding: 5px 10px;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--text-muted, #5c5c5c);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
}

.event-site-nav .event-nav-lang button.active {
    background: var(--event-nav-accent);
    color: #fff;
}

.event-site-nav .event-nav-lang button:not(.active):hover {
    background: var(--border, #e5e7eb);
}

.event-site-nav .event-nav-theme {
    background: none;
    border: 1px solid var(--border, #e5e7eb);
    border-radius: 8px;
    width: 40px;
    height: 40px;
    cursor: pointer;
    color: var(--text-muted, #5c5c5c);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.event-site-nav .event-nav-theme:hover {
    background: var(--border, #e5e7eb);
    color: var(--text, #1a1a1a);
}

.event-site-nav .event-nav-logout {
    padding: 8px 14px;
    border-radius: 8px;
    border: none;
    background: var(--event-nav-accent);
    color: #fff;
    font-weight: 500;
    cursor: pointer;
    font-size: 0.92rem;
    font-family: inherit;
    white-space: nowrap;
}

.event-site-nav .event-nav-logout:hover {
    background: var(--event-nav-accent-hover);
}

.event-nav-admin-menu {
    position: relative;
    display: inline-flex;
}

.event-nav-admin-trigger {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 8px 12px;
    border-radius: 8px;
    border: none;
    font-weight: 500;
    font-size: 0.92rem;
    font-family: inherit;
    cursor: pointer;
    white-space: nowrap;
    background: var(--event-nav-accent);
    color: #fff;
}

.event-nav-admin-trigger:hover,
.event-nav-admin-menu.open .event-nav-admin-trigger {
    background: var(--event-nav-accent-hover);
    color: #fff;
}

.event-nav-admin-trigger.active {
    box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.35);
}

.event-nav-chevron {
    font-size: 0.75rem;
    line-height: 1;
}

.event-nav-admin-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    min-width: 210px;
    background: var(--surface, #fff);
    border: 1px solid var(--border, #e5e7eb);
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    padding: 6px;
    z-index: 1100;
}

.event-nav-admin-menu.open .event-nav-admin-dropdown {
    display: block;
}

.event-nav-admin-item {
    display: block;
    width: 100%;
    padding: 10px 12px;
    border: none;
    border-radius: 8px;
    background: none;
    color: var(--text, #1a1a1a);
    font-size: 0.92rem;
    font-weight: 500;
    font-family: inherit;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
    white-space: nowrap;
}

.event-nav-admin-item:hover {
    background: var(--border, #e5e7eb);
    color: var(--text, #1a1a1a);
}

.event-nav-admin-logout {
    color: #b91c1c;
}

[data-theme="dark"] .event-nav-admin-logout {
    color: #f87171;
}

.event-nav-admin-divider {
    height: 1px;
    margin: 6px 4px;
    background: var(--border, #e5e7eb);
}

.event-nav-admin-mobile {
    display: none;
    width: 100%;
    margin-top: 4px;
    padding-top: 8px;
    border-top: 1px solid var(--border, #e5e7eb);
}

.event-nav-admin-mobile-label {
    padding: 6px 12px 4px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted, #5c5c5c);
}

.event-nav-admin-mobile-link {
    display: block;
    width: 100%;
    padding: 8px 12px;
    border: none;
    border-radius: 8px;
    background: none;
    color: var(--text-muted, #5c5c5c);
    font-size: 0.92rem;
    font-weight: 500;
    font-family: inherit;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
}

.event-nav-admin-mobile-link:hover {
    background: var(--border, #e5e7eb);
    color: var(--text, #1a1a1a);
}

.event-nav-admin-mobile-logout {
    color: #b91c1c;
}

#eventMobileBottomNav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--event-mobile-nav-h);
    padding-bottom: env(safe-area-inset-bottom, 0);
    background: var(--surface, #fff);
    border-top: 1px solid var(--border, #e5e7eb);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
    z-index: 1040;
}

#eventMobileBottomNav .event-mobile-nav-inner {
    display: flex;
    height: 100%;
    min-height: 56px;
    justify-content: space-around;
    align-items: stretch;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 4px;
}

#eventMobileBottomNav a {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 6px 4px;
    color: var(--text-muted, #5c5c5c);
    font-size: 0.65rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    line-height: 1.2;
}

#eventMobileBottomNav a .event-mobile-nav-icon {
    font-size: 1.15rem;
    line-height: 1;
}

#eventMobileBottomNav a:hover {
    color: var(--event-nav-accent);
    background: var(--border, #e5e7eb);
}

#eventMobileBottomNav a.active {
    color: var(--event-nav-accent);
}

body.event-has-mobile-nav {
    padding-bottom: calc(var(--event-mobile-nav-h) + env(safe-area-inset-bottom, 0));
}

@media (max-width: 768px) {
    .event-site-nav .event-nav-wrap {
        flex-wrap: wrap;
        min-height: 56px;
    }

    .event-site-nav .event-nav-toggle {
        display: flex;
    }

    .event-site-nav .event-nav-links {
        display: none;
        flex-basis: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 0 0 10px;
        border-top: 1px solid var(--border, #e5e7eb);
        margin-top: 2px;
        padding-top: 8px;
    }

    .event-site-nav.event-nav-open .event-nav-links {
        display: flex;
    }

    .event-site-nav .event-nav-links a {
        white-space: normal;
    }

    .event-site-nav .event-nav-util {
        margin-left: 0;
        width: 100%;
        justify-content: flex-start;
        padding-top: 4px;
    }

    .event-nav-admin-menu {
        display: none;
    }

    .event-nav-admin-mobile {
        display: block;
    }

    #eventMobileBottomNav {
        display: block;
    }
}