/**
 * menu.css — шапка, .cab-nav, .cab-sidebar, aside.stick, layout-app-stick.
 * Порядок: greed → demo → button → master.prod.css → menu.css
 * Мобильная шторка .header-nav: html.header-nav-drawer-ready (components.js).
 */

/* --- Шапка, cab-nav, cab-sidebar --- */
.header-row {
    padding-block: var(--space-4);
    display: grid;
    gap: var(--space-3);
    grid-template-areas: "logo controls";
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    position: relative;
    z-index: 2;
}

.brand {
    grid-area: logo;
    font-weight: 700;
    font-size: 22px;
    text-decoration: none;
    color: var(--primary);
}

.brand:hover {
    color: var(--primary-active);
}

.header-nav {
    grid-area: menu;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-4);
}

/* Топ-рівень горизонтального меню: UPPERCASE + іконка зліва */
.header-nav > a,
.header-nav > .nav-dropdown > summary {
    text-transform: uppercase;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.045em;
    gap: 0.5rem;
}

.header-nav > a {
    display: inline-flex;
    align-items: center;
}

.header-nav > a > i.icon:first-child,
.header-nav > .nav-dropdown > summary > i.icon:first-child {
    flex: 0 0 1.1em;
    width: 1.1em;
    text-align: center;
    opacity: 0.92;
}

.header-nav > a .icon,
.header-nav > .nav-dropdown > summary .icon {
    color: currentColor;
}

@media (max-width: 991.98px) {
    .site-header {
        position: relative;
        z-index: 1050;
    }

    .header-nav {
        grid-area: unset;
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        width: min(18.5rem, 88vw);
        margin: 0;
        padding: calc(var(--space-4) + 3.25rem) var(--space-4) var(--space-4);
        flex-direction: column;
        flex-wrap: nowrap;
        align-items: stretch;
        gap: var(--space-1);
        background: var(--base-bg);
        color: var(--color-text);
        box-shadow: 4px 0 24px color-mix(in srgb, var(--base-text) 18%, transparent);
        z-index: 1;
        overflow-y: auto;
        transform: translateX(-100%);
        visibility: hidden;
        transition: none;
    }

    html.header-nav-drawer-ready .site-header .header-nav {
        transition: transform 0.22s ease, visibility 0.22s ease;
    }

    @media (prefers-reduced-motion: reduce) {
        .header-nav,
        html.header-nav-drawer-ready .site-header .header-nav {
            transition: none;
        }
    }

    body.is-header-nav-open .site-header .header-nav {
        transform: translateX(0);
        visibility: visible;
    }

    .header-nav > a {
        color: var(--primary);
        border-radius: var(--radius-sm);
        padding-inline: var(--space-2);
    }

    .header-nav > a:hover {
        color: var(--primary-active);
        background: color-mix(in srgb, var(--primary) 8%, var(--base-bg));
        text-decoration: none;
    }

    .header-nav .nav-dropdown {
        border-bottom: 1px solid var(--color-border);
        padding-bottom: var(--space-2);
    }

    /* Як у cab-nav-branch: рядок на всю ширину + стрілка справа (.cab-nav-branch__caret) */
    .header-nav .nav-dropdown > summary {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        min-width: 0;
        color: var(--primary);
        width: 100%;
        padding-inline: var(--space-2);
        border-radius: var(--radius-sm);
    }

    .header-nav .nav-dropdown > summary:hover {
        color: var(--primary-active);
        background: color-mix(in srgb, var(--primary) 8%, var(--base-bg));
    }

    @media (prefers-reduced-motion: reduce) {
        .header-nav .nav-dropdown > summary .cab-nav-branch__caret {
            transition: none;
        }
    }

    .header-nav .nav-dropdown__menu {
        position: static;
        display: none;
        margin-top: var(--space-2);
        border: 0;
        border-radius: var(--radius-sm);
        background: var(--surface-soft);
        padding: var(--space-2);
        box-shadow: none;
    }

    .header-nav .nav-dropdown[open] .nav-dropdown__menu {
        display: grid;
    }

    .header-nav .nav-dropdown__menu a {
        color: var(--color-text);
    }

    body.is-header-nav-open {
        overflow: hidden;
    }
}

.header-nav-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1040;
    margin: 0;
    padding: 0;
    border: 0;
    background: color-mix(in srgb, var(--base-text) 42%, transparent);
    cursor: pointer;
}

.header-nav-backdrop.is-visible {
    display: block;
}

.header-nav a {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.header-nav .nav-dropdown__menu a {
    text-transform: none;
    font-weight: 400;
    font-size: 0.9375rem;
    letter-spacing: normal;
}

.nav-dropdown {
    position: relative;
}

.nav-dropdown summary {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    list-style: none;
    color: var(--primary);
}

.nav-dropdown summary::-webkit-details-marker {
    display: none;
}

.nav-dropdown__menu {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 190px;
    padding: var(--space-2);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--white);
    z-index: 20;
}

.nav-dropdown[open] .nav-dropdown__menu {
    display: grid;
    gap: 2px;
}

.nav-dropdown__menu a {
    min-height: 36px;
    padding-inline: var(--space-2);
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--color-text);
}

.nav-dropdown__menu a:hover {
    background: var(--surface-soft);
    color: var(--color-text);
}

.header-controls {
    grid-area: controls;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-2);
}

@media (min-width: 992px) {
    .site-header .header-menu-toggle.btn.btn-circle {
        display: none;
    }

    .header-row {
        grid-template-areas: "logo menu controls";
        grid-template-columns: auto minmax(0, 1fr) auto;
    }

    .header-nav {
        grid-area: menu;
        position: static;
        transform: none;
        visibility: visible;
        width: auto;
        height: auto;
        inset: auto;
        padding: 0;
        margin: 0;
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
        background: transparent;
        color: inherit;
        box-shadow: none;
        overflow: visible;
        justify-content: center;
    }

    .header-nav > a {
        padding-inline: 0;
        color: var(--primary);
    }

    .header-nav > a:hover {
        color: var(--primary-active);
        background: transparent;
        text-decoration: none;
    }

    .header-nav .nav-dropdown {
        border-bottom: none;
        padding-bottom: 0;
    }

    .header-nav .nav-dropdown summary {
        color: var(--primary);
        width: auto;
        padding-inline: 0;
    }

    .header-nav .nav-dropdown summary:hover {
        color: var(--primary-active);
        background: transparent;
    }

    .header-nav .nav-dropdown > summary {
        display: inline-grid;
        grid-template-columns: auto 1fr auto;
        align-items: center;
        column-gap: 0.5rem;
        min-width: 0;
    }

    .header-nav .nav-dropdown > summary > i.icon:first-child {
        flex: unset;
        grid-column: 1;
    }

    .header-nav .nav-dropdown > summary .cab-nav-branch__caret {
        grid-column: 3;
        margin-left: 0;
        justify-self: end;
    }

    .header-nav .nav-dropdown__menu {
        position: absolute;
        display: none;
        margin-top: 0;
        border: 1px solid var(--border-color);
        border-radius: 8px;
        background: var(--white);
        box-shadow: none;
    }

    .header-nav .nav-dropdown[open] .nav-dropdown__menu {
        display: grid;
    }
}

/* Кнопки в білій шапці (мова, вхід, бургер) */
.site-header .btn-segment--on-accent {
    --btn-segment-border: var(--color-border);
    --btn-segment-track: color-mix(in srgb, var(--base-text) 5%, var(--base-bg));
    --btn-segment-fg: var(--primary);
    --btn-segment-divider: var(--color-border);
    --btn-segment-active-bg: color-mix(in srgb, var(--primary) 12%, var(--base-bg));
    --btn-segment-active-fg: var(--primary-active);
}

.site-header .btn-segment--on-accent button:hover:not(.is-active):not([aria-pressed="true"]) {
    color: var(--primary-active);
    background: color-mix(in srgb, var(--primary) 8%, var(--base-bg));
}

.site-header .btn.btn--chip-on-accent {
    --btn-color: transparent;
    --btn-bg: transparent;
    --btn-fg: var(--primary);
    --btn-border: var(--color-border);
}

@media (hover: hover) {
    .site-header .btn.btn--chip-on-accent:hover:not(:disabled, [disabled], .btn-disabled) {
        --btn-fg: var(--primary-active);
        --btn-bg: color-mix(in srgb, var(--primary) 8%, var(--base-bg));
        --btn-border: color-mix(in srgb, var(--primary) 35%, var(--color-border));
    }
}

.cab-user {
    text-align: center;
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-4);
}

.cab-avatar {
    width: 7rem;
    height: 7rem;
    margin: 0 auto var(--space-3);
    border-radius: 50%;
    background: linear-gradient(140deg, #ded9f2 0%, #f5f2ff 100%);
    display: grid;
    place-items: center;
    font-weight: 700;
    font-size: 1.75rem;
    color: var(--base-text);
    border: 4px solid var(--base-bg);
    overflow: hidden;
}

.cab-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Компактний круг з відсотком (промо в .aside-box сайдбара, schedule.html) */
.cab-avatar.cab-avatar--pct {
    width: 2.75rem;
    height: 2.75rem;
    margin: 0;
    font-size: 0.6875rem;
    line-height: 1;
    border-width: 2px;
    border-color: color-mix(in srgb, var(--base-text) 14%, var(--base-bg));
}

.cab-promo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.cab-promo .form-hint {
    flex: 1;
    min-width: 0;
}

.cab-user h3 {
    margin: 0;
    font-size: 1.25rem;
}

.cab-user p {
    margin: var(--space-1) 0 0;
    color: var(--text-muted);
}

.cab-nav {
    display: grid;
    gap: var(--space-1);
}

.cab-nav a {
    display: block;
    text-decoration: none;
    padding: 0.625rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--base-text);
}

.cab-nav a:hover {
    background: var(--color-neutral-bg);
}

.cab-nav a.is-active {
    background: color-mix(in srgb, var(--primary) 13%, var(--base-bg));
    color: var(--primary-active);
}

.cab-nav a:focus-visible {
    outline: 2px solid var(--primary-hover);
    outline-offset: 2px;
}

/* Опційний підпис у вертикальному меню (рейка aside.stick: при згортанні до іконок ховається) */
.cab-nav__label {
    min-width: 0;
}

.cab-nav > a:has(> i.icon:first-child),
.cab-nav > .btn-label-wrap > a:has(> i.icon:first-child) {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.cab-nav > a > i.icon:first-child,
.cab-nav > .btn-label-wrap > a > i.icon:first-child {
    flex: 0 0 1.35em;
    width: 1.35em;
    min-width: 1.35em;
    margin: 0;
    text-align: center;
}

/* Fontello ::before має margin у master.prod.css — у flex-пунктах меню це зсуває текст на іконку */
.cab-nav > a > i.icon:first-child::before,
.cab-nav > .btn-label-wrap > a > i.icon:first-child::before,
.cab-nav-branch > summary > i.icon:first-child:not(.cab-nav-branch__caret)::before {
    margin-left: 0;
    margin-right: 0;
}

.cab-nav > a > .cab-nav__label,
.cab-nav > .btn-label-wrap > a > .cab-nav__label {
    flex: 1 1 auto;
    min-width: 0;
}

.cab-nav a .icon,
.cab-nav-branch > summary .icon {
    color: currentColor;
}

.cab-nav-branch {
    min-width: 0;
    border-radius: var(--radius-sm);
}

.cab-nav-branch > summary {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.625rem 0.75rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: inherit;
    font: inherit;
    font-weight: 500;
}

.cab-nav-branch > summary::-webkit-details-marker {
    display: none;
}

.cab-nav-branch > summary > i.icon:first-child {
    flex: 0 0 1.35em;
    width: 1.35em;
    min-width: 1.35em;
    margin: 0;
    text-align: center;
}

.cab-nav-branch__caret {
    flex: 0 0 auto;
    margin-left: auto;
    width: 1em;
    opacity: 0.88;
    transition: transform 0.15s ease;
}

.cab-nav-branch[open] > summary .cab-nav-branch__caret,
.header-nav .nav-dropdown[open] > summary .cab-nav-branch__caret {
    transform: rotate(-180deg);
}

.cab-nav-branch > a {
    display: block;
    text-decoration: none;
    padding: 0.5rem 0.75rem 0.5rem calc(0.75rem + 1.25em + 0.5rem);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    color: inherit;
}

.cab-nav-branch > summary:hover,
.cab-nav-branch > a:hover {
    background: var(--color-neutral-bg);
}

.cab-nav-branch > summary:focus-visible,
.cab-nav-branch > a:focus-visible {
    outline: 2px solid var(--primary-hover);
    outline-offset: 2px;
}


.cab-sidebar--primary {
    background: linear-gradient(
        165deg,
        var(--primary) 0%,
        color-mix(in srgb, var(--primary) 35%, var(--primary-active)) 42%,
        var(--primary-active) 100%
    );
    color: #fff;
    border-color: color-mix(in srgb, #fff 12%, var(--primary-active));
}

.cab-sidebar--primary .cab-user {
    border-bottom-color: color-mix(in srgb, #fff 18%, var(--primary-active));
}

.cab-sidebar--primary .cab-user h3 {
    color: #fff;
}

.cab-sidebar--primary .cab-user p {
    color: rgb(255 255 255 / 0.78);
}

.cab-sidebar--primary .cab-avatar {
    background: color-mix(in srgb, #fff 12%, var(--primary-active));
    color: #fff;
    border-color: color-mix(in srgb, #fff 28%, var(--primary-active));
}

.cab-sidebar--primary .cab-nav a {
    color: rgb(255 255 255 / 0.92);
    font-weight: 500;
}

.cab-sidebar--primary .cab-nav a:hover {
    background: rgb(255 255 255 / 0.1);
}

.cab-sidebar--primary .cab-nav a.is-active {
    background: rgb(255 255 255 / 0.2);
    color: #fff;
}

.cab-sidebar--primary .cab-nav a:focus-visible {
    outline-color: #fff;
}

.cab-sidebar--primary .cab-nav-branch > summary {
    color: rgb(255 255 255 / 0.92);
}

.cab-sidebar--primary .cab-nav-branch > summary:hover,
.cab-sidebar--primary .cab-nav-branch > a:hover {
    background: rgb(255 255 255 / 0.1);
}

.cab-sidebar--primary .cab-nav-branch[open] > summary {
    background: rgb(255 255 255 / 0.08);
}

.cab-sidebar--primary .cab-nav-branch > a {
    color: rgb(255 255 255 / 0.88);
}

.cab-sidebar--primary .cab-nav-branch > summary:focus-visible,
.cab-sidebar--primary .cab-nav-branch > a:focus-visible {
    outline-color: #fff;
}
.cab-sidebar--surface {
    background: var(--base-bg);
}

.cab-sidebar--surface .cab-nav a {
    color: var(--base-text);
}

.cab-sidebar--surface .cab-nav a:hover {
    background: var(--color-neutral-bg);
}

.cab-sidebar--surface .cab-nav a.is-active {
    background: color-mix(in srgb, var(--primary) 12%, var(--base-bg));
    color: var(--primary-active);
}

.cab-sidebar--surface .cab-nav-branch > summary,
.cab-sidebar--surface .cab-nav-branch > a {
    color: var(--base-text);
}

.cab-sidebar--surface .cab-nav-branch > summary:hover,
.cab-sidebar--surface .cab-nav-branch > a:hover {
    background: var(--color-neutral-bg);
}

.cab-sidebar--surface .cab-nav-branch > a.is-active {
    background: color-mix(in srgb, var(--primary) 12%, var(--base-bg));
    color: var(--primary-active);
}

.menu-rail-heading {
    margin: 0 0 var(--space-3);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.layout-trio-menu-demo {
    display: grid;
    gap: var(--space-4);
    align-items: stretch;
    grid-template-columns: 1fr;
    min-width: 0;
}

@media (min-width: 62rem) {
    .layout-trio-menu-demo {
        grid-template-columns: repeat(2, var(--layout-cab-aside)) minmax(0, 1fr);
    }
}

.menu-demo-slot {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: min(18rem, 40vh);
    text-align: center;
    background: color-mix(in srgb, var(--base-text) 2.5%, var(--base-bg));
    border-style: dashed;
    border-color: color-mix(in srgb, var(--base-muted) 35%, var(--color-border));
}

.menu-demo-slot__note {
    margin: 0;
    max-width: 16rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.45;
}


/* cab-nav: бейдж непрочитанных (chat-unread.js оборачивает ссылку в .btn-label-wrap) */
:is(.cab-nav, aside.stick .cab-nav) > .btn-label-wrap {
    display: block;
    width: 100%;
    min-width: 0;
    position: relative;
}

:is(.cab-nav, aside.stick .cab-nav) > .btn-label-wrap > a {
    width: 100%;
    box-sizing: border-box;
}

/* --- aside.stick, layout-app-stick --- */
/* Светлая рейка */
aside.stick > .stick__inner,
aside.stick > nav.cab-nav:only-child,
.stick-menu__body {
    background: var(--base-bg);
    color: var(--base-text);
    border-color: var(--color-border);
    box-shadow: 1px 0 0 var(--color-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

:is(aside.stick, .stick-menu) .cab-nav a {
    color: var(--primary);
    font-weight: 500;
}

:is(aside.stick, .stick-menu) .cab-nav a:hover {
    color: var(--primary-active);
    background: color-mix(in srgb, var(--primary) 8%, var(--base-bg));
}

:is(aside.stick, .stick-menu) .cab-nav a.is-active {
    background: color-mix(in srgb, var(--primary) 12%, var(--base-bg));
    color: var(--primary-active);
}

:is(aside.stick, .stick-menu) .cab-nav a:focus-visible {
    outline-color: var(--primary-hover);
}

:is(aside.stick, .stick-menu) .cab-nav-branch > summary {
    color: var(--primary);
}

:is(aside.stick, .stick-menu) .cab-nav-branch > summary:hover,
:is(aside.stick, .stick-menu) .cab-nav-branch > a:hover {
    color: var(--primary-active);
    background: color-mix(in srgb, var(--primary) 8%, var(--base-bg));
}

:is(aside.stick, .stick-menu) .cab-nav-branch[open] > summary {
    color: var(--primary-active);
    background: color-mix(in srgb, var(--primary) 10%, var(--base-bg));
}

:is(aside.stick, .stick-menu) .cab-nav-branch > a {
    color: var(--primary);
}

:is(aside.stick, .stick-menu) .cab-nav-branch > summary:focus-visible,
:is(aside.stick, .stick-menu) .cab-nav-branch > a:focus-visible {
    outline-color: var(--primary-hover);
}

aside.stick:not(:has(> *)) {
    display: none !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    width: 0 !important;
    max-width: 0 !important;
    height: 0 !important;
    min-height: 0 !important;
    overflow: hidden !important;
    visibility: hidden !important;
}

.stick-menu:not(:has(.stick-menu__body > *)) {
    display: none;
}

.layout-stick {
    display: grid;
    gap: var(--space-4);
    align-items: start;
    min-width: 0;
    grid-template-columns: 1fr;
}

@media (min-width: 992px) {
    .layout-stick:has(aside.stick > *),
    .layout-stick:has(.stick-menu .stick-menu__body > *) {
        grid-template-columns: minmax(10.5rem, 13.5rem) minmax(0, 1fr);
    }

    .layout-stick.layout-stick--rail-collapsed:has(aside.stick > *),
    .layout-stick.layout-stick--rail-collapsed:has(.stick-menu .stick-menu__body > *) {
        grid-template-columns: minmax(3.25rem, 3.75rem) minmax(0, 1fr);
    }

    /* Згорнута рейка в .layout-stick: тимчасово широка колонка (клас .stick--peek / .stick-menu--peek з components.js) */
    .layout-stick.layout-stick--rail-collapsed:has(aside.stick.stick--collapsed.stick--peek),
    .layout-stick.layout-stick--rail-collapsed:has(.stick-menu.stick-menu--collapsed.stick-menu--peek) {
        grid-template-columns: minmax(10.5rem, 13.5rem) minmax(0, 1fr);
    }
}

aside.stick,
.stick-menu {
    min-width: 0;
}

aside.stick.stick--viewport > .stick__inner,
aside.stick.stick--viewport > .stick-menu__body {
    border-radius: 0;
}

aside.stick.stick--viewport > nav.cab-nav:only-child {
    border-radius: 0;
}

.stick__head,
.stick-menu__head {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: var(--space-2) var(--space-2) var(--space-1);
    border-bottom: 1px solid rgb(255 255 255 / 0.14);
}

.stick__collapse-btn,
.stick-menu__collapse-btn {
    box-sizing: border-box;
    width: 2.75rem;
    height: 2.75rem;
    margin: 0;
    padding: 0;
    border-radius: 50%;
    border: 1px solid rgb(255 255 255 / 0.45);
    background: rgb(255 255 255 / 0.08);
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: background 0.15s ease;
}

.stick__collapse-btn .stick__collapse-icon,
.stick-menu__collapse-btn .stick__collapse-icon {
    font-size: 1.125rem;
}

.stick__collapse-btn:hover,
.stick-menu__collapse-btn:hover {
    background: rgb(255 255 255 / 0.18);
}

.stick__collapse-btn:focus-visible,
.stick-menu__collapse-btn:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

/* Sticky у секції: лише без viewport; legacy .stick-menu без .stick--viewport */
@media (min-width: 992px) {
    aside.stick:not(.stick--viewport):has(> *),
    .stick-menu:not(.stick-menu--viewport):has(.stick-menu__body > *) {
        position: sticky;
        top: var(--space-4);
        align-self: start;
        max-height: calc(100dvh - var(--space-4) * 2);
        overflow-y: auto;
    }
}

:is(aside.stick, .stick-menu) .cab-nav {
    margin: 0;
    padding: var(--space-3);
    background: transparent;
    align-content: start;
}

aside.stick.stick--collapsed .cab-nav__label,
.stick-menu--collapsed .cab-nav__label,
.stick-menu--collapsed .stick-nav__label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

aside.stick.stick--collapsed:not(.stick--peek) .cab-nav-branch__caret,
.stick-menu--collapsed:not(.stick-menu--peek) .cab-nav-branch__caret {
    display: none;
}

aside.stick.stick--collapsed .cab-nav > a,
aside.stick.stick--collapsed .cab-nav > .cab-nav-branch > summary,
.stick-menu--collapsed .cab-nav > a,
.stick-menu--collapsed .cab-nav > .cab-nav-branch > summary,
.stick-menu--collapsed .stick-nav > a {
    justify-content: center;
    gap: 0;
    padding-inline: 0.375rem;
    position: relative;
}

aside.stick.stick--collapsed .stick__head,
.stick-menu--collapsed .stick-menu__head {
    justify-content: center;
    padding-inline: var(--space-1);
}

.layout-stick__main {
    min-width: 0;
}

.layout-app-stick {
    --stick-rail-expanded: min(15.75rem, 42vw);
    --stick-rail-collapsed: 3.75rem;
    margin: 0;
    min-height: 100dvh;
}

.layout-app-stick .app-stick-shell {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    margin-left: 0;
    min-width: 0;
    min-height: 100dvh;
}

.layout-app-stick .app-stick-shell > main {
    flex: 1 1 auto;
    min-width: 0;
}

@media (max-width: 991.98px) {
    .layout-app-stick aside.stick.stick--viewport,
    .layout-app-stick .stick-menu.stick-menu--viewport {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        min-height: 100dvh;
        width: var(--stick-rail-collapsed) !important;
        max-width: var(--stick-rail-collapsed);
        max-height: none;
        z-index: 100;
        display: flex;
        flex-direction: column;
        box-sizing: border-box;
    }

    .layout-app-stick aside.stick.stick--viewport > .stick__inner,
    .layout-app-stick .stick-menu.stick-menu--viewport > .stick-menu__body {
        flex: 1 1 auto;
        display: flex;
        flex-direction: column;
        min-height: 0;
        align-self: stretch;
    }

    .layout-app-stick aside.stick.stick--viewport .cab-nav,
    .layout-app-stick .stick-menu.stick-menu--viewport .cab-nav,
    .layout-app-stick .stick-menu.stick-menu--viewport .stick-nav {
        flex: 1 1 auto;
        min-height: 0;
        overflow-y: auto;
    }

    .layout-app-stick aside.stick.stick--viewport > nav.cab-nav:only-child {
        flex: 1 1 auto;
        min-height: 0;
        overflow-y: auto;
    }

    .layout-app-stick .app-stick-shell {
        margin-left: 0 !important;
        padding-left: var(--stick-rail-collapsed);
        box-sizing: border-box;
    }

    .layout-app-stick.layout-app-stick--rail-collapsed .app-stick-shell {
        margin-left: 0 !important;
    }

    .layout-app-stick aside.stick.stick--viewport .cab-nav__label,
    .layout-app-stick .stick-menu.stick-menu--viewport .cab-nav__label,
    .layout-app-stick .stick-menu.stick-menu--viewport .stick-nav__label {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
        border: 0;
    }

    .layout-app-stick aside.stick.stick--viewport .cab-nav-branch__caret,
    .layout-app-stick .stick-menu.stick-menu--viewport .cab-nav-branch__caret {
        display: none;
    }

    .layout-app-stick aside.stick.stick--viewport .cab-nav > a,
    .layout-app-stick aside.stick.stick--viewport .cab-nav > .cab-nav-branch > summary,
    .layout-app-stick .stick-menu.stick-menu--viewport .cab-nav > a,
    .layout-app-stick .stick-menu.stick-menu--viewport .cab-nav > .cab-nav-branch > summary,
    .layout-app-stick .stick-menu.stick-menu--viewport .stick-nav > a {
        justify-content: center;
        gap: 0;
        padding-inline: 0.375rem;
        position: relative;
    }

    .layout-app-stick aside.stick.stick--viewport .stick__head,
    .layout-app-stick .stick-menu.stick-menu--viewport .stick-menu__head {
        justify-content: center;
        padding-inline: var(--space-1);
    }

    .layout-app-stick aside.stick.stick--viewport .cab-nav > a,
    .layout-app-stick aside.stick.stick--viewport .cab-nav > .cab-nav-branch > summary,
    .layout-app-stick .stick-menu.stick-menu--viewport .cab-nav > a,
    .layout-app-stick .stick-menu.stick-menu--viewport .cab-nav > .cab-nav-branch > summary,
    .layout-app-stick .stick-menu.stick-menu--viewport .stick-nav > a {
        min-height: 2.75rem;
    }

    /* Тимчасове розгортання по tap (клас .stick--peek з components.js) */
    .layout-app-stick aside.stick.stick--viewport.stick--peek,
    .layout-app-stick .stick-menu.stick-menu--viewport.stick-menu--peek {
        width: var(--stick-rail-expanded) !important;
        max-width: var(--stick-rail-expanded);
        z-index: 150;
        box-shadow: 4px 0 20px color-mix(in srgb, var(--base-text) 22%, transparent);
    }

    .layout-app-stick:has(aside.stick.stick--viewport.stick--peek) .app-stick-shell,
    .layout-app-stick:has(.stick-menu.stick-menu--viewport.stick-menu--peek) .app-stick-shell {
        padding-left: var(--stick-rail-expanded);
    }

    .layout-app-stick aside.stick.stick--viewport.stick--peek .cab-nav__label,
    .layout-app-stick .stick-menu.stick-menu--viewport.stick-menu--peek .cab-nav__label,
    .layout-app-stick .stick-menu.stick-menu--viewport.stick-menu--peek .stick-nav__label {
        position: static;
        width: auto;
        height: auto;
        padding: 0;
        margin: 0;
        overflow: visible;
        clip: auto;
        clip-path: none;
        white-space: normal;
        border: 0;
    }

    .layout-app-stick aside.stick.stick--viewport.stick--peek .cab-nav-branch__caret,
    .layout-app-stick .stick-menu.stick-menu--viewport.stick-menu--peek .cab-nav-branch__caret {
        display: inline-block;
    }

    .layout-app-stick aside.stick.stick--viewport.stick--peek .cab-nav > a,
    .layout-app-stick aside.stick.stick--viewport.stick--peek .cab-nav > .cab-nav-branch > summary,
    .layout-app-stick .stick-menu.stick-menu--viewport.stick-menu--peek .cab-nav > a,
    .layout-app-stick .stick-menu.stick-menu--viewport.stick-menu--peek .cab-nav > .cab-nav-branch > summary,
    .layout-app-stick .stick-menu.stick-menu--viewport.stick-menu--peek .stick-nav > a {
        justify-content: flex-start;
        gap: 0.625rem;
        padding-inline: 0.75rem;
    }

    .layout-app-stick aside.stick.stick--viewport.stick--peek .stick__head,
    .layout-app-stick .stick-menu.stick-menu--viewport.stick-menu--peek .stick-menu__head {
        justify-content: flex-end;
        padding-inline: var(--space-2);
    }
}

@media (min-width: 992px) {
    aside.stick.stick--collapsed:not(.stick--peek) .cab-nav > a[title],
    aside.stick.stick--collapsed:not(.stick--peek) .cab-nav > .cab-nav-branch > summary[title],
    .stick-menu--collapsed:not(.stick-menu--peek) .cab-nav > a[title],
    .stick-menu--collapsed:not(.stick-menu--peek) .cab-nav > .cab-nav-branch > summary[title] {
        position: relative;
    }

    aside.stick.stick--collapsed:not(.stick--peek) .cab-nav > a[title]:hover::after,
    aside.stick.stick--collapsed:not(.stick--peek) .cab-nav > a[title]:focus-visible::after,
    aside.stick.stick--collapsed:not(.stick--peek) .cab-nav > .cab-nav-branch > summary[title]:hover::after,
    aside.stick.stick--collapsed:not(.stick--peek) .cab-nav > .cab-nav-branch > summary[title]:focus-visible::after,
    .stick-menu--collapsed:not(.stick-menu--peek) .cab-nav > a[title]:hover::after,
    .stick-menu--collapsed:not(.stick-menu--peek) .cab-nav > a[title]:focus-visible::after,
    .stick-menu--collapsed:not(.stick-menu--peek) .cab-nav > .cab-nav-branch > summary[title]:hover::after,
    .stick-menu--collapsed:not(.stick-menu--peek) .cab-nav > .cab-nav-branch > summary[title]:focus-visible::after {
        content: attr(title);
        position: absolute;
        left: calc(100% + 0.5rem);
        top: 50%;
        transform: translateY(-50%);
        z-index: 200;
        padding: 0.35rem 0.6rem;
        border-radius: var(--radius-sm);
        background: var(--base-text);
        color: var(--base-bg);
        font-size: 0.8125rem;
        font-weight: 500;
        line-height: 1.3;
        white-space: nowrap;
        pointer-events: none;
        box-shadow: 0 2px 10px color-mix(in srgb, var(--base-text) 25%, transparent);
    }
}

@media (min-width: 992px) {
    .layout-app-stick:has(aside.stick.stick--viewport > *) .app-stick-shell,
    .layout-app-stick:has(.stick-menu--viewport .stick-menu__body > *) .app-stick-shell {
        margin-left: var(--stick-rail-expanded);
        transition: margin-left 0.2s ease;
    }

    .layout-app-stick.layout-app-stick--rail-collapsed:has(aside.stick.stick--viewport > *) .app-stick-shell,
    .layout-app-stick.layout-app-stick--rail-collapsed:has(.stick-menu--viewport .stick-menu__body > *) .app-stick-shell {
        margin-left: var(--stick-rail-collapsed);
    }

    /* Згорнута рейка: тимчасово відсуваємо контент (.stick--peek / .stick-menu--peek з initStickRailPeek) */
    .layout-app-stick.layout-app-stick--rail-collapsed:has(aside.stick.stick--viewport.stick--collapsed.stick--peek) .app-stick-shell,
    .layout-app-stick.layout-app-stick--rail-collapsed:has(.stick-menu.stick-menu--viewport.stick-menu--collapsed.stick-menu--peek) .app-stick-shell {
        margin-left: var(--stick-rail-expanded);
    }

    aside.stick.stick--viewport:has(> *),
    .stick-menu.stick-menu--viewport:has(.stick-menu__body > *) {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        z-index: 100;
        display: flex;
        flex-direction: column;
        width: var(--stick-rail-expanded);
        box-sizing: border-box;
        transition: width 0.2s ease;
    }

    aside.stick.stick--viewport.stick--collapsed:has(> *),
    .stick-menu.stick-menu--viewport.stick-menu--collapsed:has(.stick-menu__body > *) {
        width: var(--stick-rail-collapsed);
    }

    /* Тимчасове розгортання вузької рейки: .stick--peek / .stick-menu--peek (initStickRailPeek у components.js) */
    aside.stick.stick--viewport.stick--collapsed.stick--peek,
    .stick-menu.stick-menu--viewport.stick-menu--collapsed.stick-menu--peek {
        width: var(--stick-rail-expanded);
        z-index: 150;
        box-shadow: 4px 0 20px color-mix(in srgb, var(--base-text) 22%, transparent);
    }

    aside.stick.stick--viewport.stick--collapsed.stick--peek .cab-nav__label,
    .stick-menu.stick-menu--viewport.stick-menu--collapsed.stick-menu--peek .cab-nav__label,
    .stick-menu.stick-menu--viewport.stick-menu--collapsed.stick-menu--peek .stick-nav__label {
        position: static;
        width: auto;
        height: auto;
        padding: 0;
        margin: 0;
        overflow: visible;
        clip: auto;
        clip-path: none;
        white-space: normal;
        border: 0;
    }

    aside.stick.stick--viewport.stick--collapsed.stick--peek .cab-nav > a,
    aside.stick.stick--viewport.stick--collapsed.stick--peek .cab-nav > .cab-nav-branch > summary,
    .stick-menu.stick-menu--viewport.stick-menu--collapsed.stick-menu--peek .cab-nav > a,
    .stick-menu.stick-menu--viewport.stick-menu--collapsed.stick-menu--peek .cab-nav > .cab-nav-branch > summary,
    .stick-menu.stick-menu--viewport.stick-menu--collapsed.stick-menu--peek .stick-nav > a {
        justify-content: flex-start;
        gap: 0.625rem;
        padding-inline: 0.75rem;
    }

    aside.stick.stick--viewport.stick--collapsed.stick--peek .stick__head,
    .stick-menu.stick-menu--viewport.stick-menu--collapsed.stick-menu--peek .stick-menu__head {
        justify-content: flex-end;
        padding-inline: var(--space-2);
    }

    aside.stick.stick--viewport > .stick__inner,
    aside.stick.stick--viewport > .stick-menu__body,
    .stick-menu.stick-menu--viewport .stick-menu__body {
        flex: 1;
        display: flex;
        flex-direction: column;
        min-height: 0;
        border-radius: 0;
    }

    aside.stick.stick--viewport > nav.cab-nav:only-child {
        flex: 1;
        min-height: 0;
        overflow-y: auto;
    }

    aside.stick.stick--viewport .cab-nav,
    .stick-menu.stick-menu--viewport .cab-nav,
    .stick-menu.stick-menu--viewport .stick-nav {
        flex: 1;
        min-height: 0;
        overflow-y: auto;
        align-content: start;
    }
}

@media (min-width: 992px) {
    .layout-app-stick:has(aside.stick.stick--viewport > *),
    .layout-app-stick:has(.stick-menu--viewport .stick-menu__body > *) {
        --stick-shell-offset: var(--stick-rail-expanded);
    }

    .layout-app-stick.layout-app-stick--rail-collapsed:has(aside.stick.stick--viewport > *),
    .layout-app-stick.layout-app-stick--rail-collapsed:has(.stick-menu--viewport .stick-menu__body > *) {
        --stick-shell-offset: var(--stick-rail-collapsed);
    }

    .layout-app-stick.layout-app-stick--rail-collapsed:has(aside.stick.stick--viewport.stick--collapsed.stick--peek),
    .layout-app-stick.layout-app-stick--rail-collapsed:has(.stick-menu.stick-menu--viewport.stick-menu--collapsed.stick-menu--peek) {
        --stick-shell-offset: var(--stick-rail-expanded);
    }

    .layout-app-stick:has(aside.stick.stick--viewport > *) .app-stick-shell,
    .layout-app-stick:has(.stick-menu--viewport .stick-menu__body > *) .app-stick-shell {
        width: calc(100% - var(--stick-shell-offset));
        max-width: calc(100% - var(--stick-shell-offset));
        transition: margin-left 0.2s ease, width 0.2s ease, max-width 0.2s ease;
    }
}