/* ============================================
   Sidebar (десктоп: колонка слева, мобилка: выезжающая панель)
   ============================================ */

:root {
    --size-sidebar-width: 264px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: var(--size-spacing-sm);
    text-decoration: none;
    color: var(--color-text);
    font-weight: var(--font-weight-extrabold);
    letter-spacing: 0.2px;
}

.logo-img {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-medium);
    background: linear-gradient(135deg, var(--color-accent), rgba(34, 197, 94, 0.85));
    box-shadow: 0 14px 30px rgba(139, 124, 246, 0.20);
}

[data-theme="dark"] .logo-img {
    box-shadow: 0 12px 30px rgba(139, 124, 246, 0.30);
    background: linear-gradient(135deg, var(--color-accent), color-mix(in oklab, var(--color-accent-secondary) 70%, white 30%));
}

.logo-text {
    font-weight: var(--font-weight-extrabold);
    font-size: var(--font-size-xl);
    letter-spacing: 0.2px;
}

.mobile-topbar {
    display: none;
}

.sidebar-backdrop {
    display: none;
}

.page {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.sidebar {
    width: var(--size-sidebar-width);
    flex-shrink: 0;
    position: sticky;
    top: 0;
    align-self: flex-start;
    height: 100vh;
    height: 100dvh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--size-spacing-lg);
    padding: var(--size-spacing-lg) var(--size-spacing-md);
    border-right: 1px solid var(--color-border);
    background: color-mix(in oklab, var(--color-bg) 72%, transparent);
    backdrop-filter: blur(14px);
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--size-spacing-sm);
    padding-bottom: var(--size-spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.sidebar-logo {
    padding: 0 var(--size-spacing-sm);
}

.sidebar-close {
    display: none;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sidebar-spacer {
    flex: 1;
}

.sidebar-footer {
    display: flex;
    flex-direction: column;
    gap: 4px;
    border-top: 1px solid var(--color-border);
    padding-top: var(--size-spacing-sm);
}

/* Пункты меню сайдбара (ссылки-разделы + кнопки внизу для гостя) */
.sidebar-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--size-spacing-sm);
    width: 100%;
    padding: 10px 12px;
    border: 1px solid transparent;
    border-radius: var(--radius-medium);
    background: transparent;
    color: var(--color-text-muted);
    font-size: inherit;
    font-family: inherit;
    text-align: left;
    cursor: pointer;
    transition: all 0.15s ease;
}

.sidebar-link:hover {
    background: color-mix(in oklab, var(--color-panel) 65%, transparent);
    color: var(--color-text);
}

.sidebar-link.active {
    background: color-mix(in oklab, var(--color-accent) 15%, transparent);
    color: var(--color-accent);
}

[data-theme="light"] .sidebar-link:hover {
    background: rgba(15, 23, 42, 0.04);
}

/* ===== Выпадающее меню пользователя (открывается вверх, т.к. живёт внизу сайдбара) ===== */

.user-menu {
    position: relative;
}

.user-menu-trigger {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--size-spacing-sm);
    width: 100%;
    padding: 10px 12px;
    border-radius: var(--radius-medium);
    border: none;
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
    font-size: inherit;
    font-family: inherit;
}

.user-menu-trigger::-webkit-details-marker {
    display: none;
}

.user-menu-trigger:hover {
    background: color-mix(in oklab, var(--color-panel) 65%, transparent);
    color: var(--color-text);
}

[data-theme="light"] .user-menu-trigger:hover {
    background: rgba(15, 23, 42, 0.04);
}

.user-menu-email-short {
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-menu-arrow::before {
    content: '▾';
    font-size: 12px;
    display: inline-block;
    transition: transform 0.15s ease;
}

.user-menu[open] .user-menu-arrow::before {
    transform: rotate(180deg);
}

.user-menu-dropdown {
    position: absolute;
    bottom: calc(100% + 8px);
    top: auto;
    left: 0;
    right: 0;
    width: auto;
    padding: 8px;
    border-radius: var(--radius-large);
    border: 1px solid var(--color-border);
    background: var(--color-bg);
    box-shadow: var(--shadow-default);
    backdrop-filter: blur(10px);
    z-index: 20;
}

.user-menu-dropdown-email {
    padding: 8px 12px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.menu-item {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-medium);
    color: var(--color-text);
    text-decoration: none;
    border: 1px solid transparent;
    background: transparent;
    cursor: pointer;
    font-size: inherit;
    font-family: inherit;
}

.menu-item:hover {
    background: color-mix(in oklab, var(--color-panel-secondary) 75%, transparent);
    border-color: color-mix(in oklab, var(--color-border) 90%, transparent);
}

[data-theme="light"] .menu-item:hover {
    background: rgba(15, 23, 42, 0.04);
}

.menu-item:focus-visible {
    outline: 2px solid color-mix(in oklab, var(--color-accent) 40%, transparent);
    outline-offset: 2px;
}

.menu-divider {
    height: 1px;
    margin: 6px 6px;
    background: var(--color-border);
}

.menu-theme-icon::before { content: '☀️'; }
[data-theme="dark"] .menu-theme-icon::before { content: '🌙'; }

/* ============================================
   Мобилка: сайдбар превращается в выезжающую панель
   ============================================ */

@media (max-width: 750px) {
    body {
        flex-direction: column;
    }

    body.sidebar-open {
        overflow: hidden;
    }

    .mobile-topbar {
        display: flex;
        align-items: center;
        gap: var(--size-spacing-sm);
        position: sticky;
        top: 0;
        z-index: 20;
        padding: var(--size-spacing-sm) var(--size-spacing-md);
        background: color-mix(in oklab, var(--color-bg) 72%, transparent);
        backdrop-filter: blur(14px);
        border-bottom: 1px solid var(--color-border);
    }

    .mobile-topbar-spacer {
        flex: 1;
    }

    .mobile-topbar-login {
        padding: 8px var(--size-spacing-sm);
        border-radius: var(--radius-small);
        font-weight: var(--font-weight-semibold);
        color: var(--color-text);
    }

    .sidebar-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 42px;
        height: 42px;
        flex-shrink: 0;
        border-radius: var(--radius-medium);
        border: 1px solid var(--color-border);
        background: color-mix(in oklab, var(--color-panel) 85%, transparent);
        cursor: pointer;
    }

    .sidebar-toggle-icon,
    .sidebar-toggle-icon::before,
    .sidebar-toggle-icon::after {
        display: block;
        width: 18px;
        height: 2px;
        border-radius: 999px;
        background: var(--color-text);
        position: relative;
        content: "";
    }

    .sidebar-toggle-icon::before {
        position: absolute;
        top: -6px;
    }

    .sidebar-toggle-icon::after {
        position: absolute;
        top: 6px;
    }

    .sidebar-close {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 42px;
        height: 42px;
        flex-shrink: 0;
        border-radius: var(--radius-medium);
        border: 1px solid var(--color-border);
        background: transparent;
        cursor: pointer;
    }

    .sidebar-close-icon,
    .sidebar-close-icon::before,
    .sidebar-close-icon::after {
        display: block;
        width: 18px;
        height: 2px;
        border-radius: 999px;
        background: var(--color-text);
        position: relative;
        content: "";
    }

    .sidebar-close-icon::before,
    .sidebar-close-icon::after {
        position: absolute;
        top: 0;
    }

    .sidebar-close-icon::before {
        transform: rotate(45deg);
    }

    .sidebar-close-icon::after {
        transform: rotate(-45deg);
    }

    .sidebar-close-icon {
        background: transparent;
    }

    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        height: 100dvh;
        background: var(--color-bg);
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        z-index: 50;
    }

    .sidebar.is-open {
        transform: translateX(0);
    }

    .sidebar-backdrop {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(2, 6, 23, 0.45);
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.2s ease;
        z-index: 40;
    }

    .sidebar-backdrop.is-open {
        opacity: 1;
        pointer-events: auto;
    }
}