/* Shared mobile burger navigation */

:root {
    --site-nav-h: var(--dash-header-h, var(--comp-header-h, 58px));
    --site-nav-border: var(--dash-border, var(--comp-border, #e4e9f2));
    --site-nav-text: var(--dash-text, var(--comp-text, #1a2233));
    --site-nav-muted: var(--dash-muted, var(--comp-muted, #6b7a90));
    --site-nav-accent: var(--dash-accent, var(--comp-accent, #6d5ef7));
    --site-nav-accent-soft: var(--dash-accent-soft, var(--comp-accent-soft, #f0edff));
    --site-nav-surface-2: var(--dash-card-2, #f8fafc);
}

.dash-burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 9px 8px;
    border: 1px solid var(--site-nav-border);
    border-radius: 10px;
    background: #fff;
    cursor: pointer;
    flex-shrink: 0;
}

.dash-burger__bar {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--site-nav-text);
    border-radius: 1px;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.dash-burger[aria-expanded="true"] .dash-burger__bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.dash-burger[aria-expanded="true"] .dash-burger__bar:nth-child(2) {
    opacity: 0;
}

.dash-burger[aria-expanded="true"] .dash-burger__bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.dash-mobile-menu-backdrop {
    position: fixed;
    inset: 0;
    z-index: 250;
    background: rgba(26, 34, 51, 0.4);
}

.dash-mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 260;
    width: min(300px, 88vw);
    padding: calc(var(--site-nav-h) + 12px) 12px 20px;
    background: #fff;
    border-left: 1px solid var(--site-nav-border);
    box-shadow: -12px 0 40px rgba(26, 34, 51, 0.12);
    display: flex;
    flex-direction: column;
    gap: 6px;
    overflow-y: auto;
}

.dash-mobile-menu[hidden],
.dash-mobile-menu-backdrop[hidden] {
    display: none !important;
}

.dash-mobile-menu__item {
    display: block;
    width: 100%;
    padding: 12px 14px;
    border: none;
    border-radius: 10px;
    background: transparent;
    color: var(--site-nav-text);
    font-size: 15px;
    font-weight: 600;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
}

.dash-mobile-menu__item:hover,
.dash-mobile-menu__item:focus-visible {
    background: var(--site-nav-surface-2);
    color: var(--site-nav-text);
    outline: none;
}

.dash-mobile-menu__item--accent {
    color: var(--site-nav-accent);
    background: var(--site-nav-accent-soft);
}

.dash-mobile-menu__item--accent:hover,
.dash-mobile-menu__item--accent:focus-visible {
    background: #e8e4ff;
    color: var(--site-nav-accent);
}

.dash-mobile-menu__item--current {
    color: var(--site-nav-accent);
    background: var(--site-nav-accent-soft);
}

body.dash-menu-open {
    overflow: hidden;
}

/* Unified desktop top navigation */
.site-topnav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    flex: 1;
    min-width: 0;
}

.site-topnav__item {
    padding: 8px 14px;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--site-nav-muted);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    transition: color 0.15s ease, background 0.15s ease;
}

.site-topnav__item:hover {
    color: var(--site-nav-text);
    background: var(--site-nav-surface-2);
}

.site-topnav__item.active {
    color: var(--site-nav-accent);
    background: var(--site-nav-accent-soft);
    cursor: default;
}

@media (max-width: 1100px) {
    .site-topnav {
        display: none;
    }

    body.dashboard-app .dash-burger,
    body.competition-app .dash-burger,
    body.sandbox-app .dash-burger,
    body.api-app .dash-burger,
    body.index-page .dash-burger,
    body.thanks-page .dash-burger {
        display: flex;
        margin-left: auto;
    }
}