/* ─────────────────────────────────────────────────────────────────────────────
 * Scout — Sidebar styles (conforme first-design §1–10)
 * ───────────────────────────────────────────────────────────────────────────── */

.sidebar {
    position: fixed;
    top: var(--space-3);
    left: var(--space-3);
    bottom: var(--space-3);
    width: var(--sidebar-w-expanded);
    z-index: var(--z-sidebar);

    display: flex;
    flex-direction: column;
    padding: var(--space-4);
    transition: width var(--transition-slow);
}

.sidebar[data-collapsed="true"] {
    width: var(--sidebar-w-collapsed);
    padding: var(--space-4) var(--space-2);
}

/* ───── Toggle button (debord) ───── */
.sidebar__toggle {
    position: absolute;
    right: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-brand-primary);
    color: var(--text-on-accent);
    border: 1px solid rgba(99, 102, 241, 0.3);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    z-index: var(--z-sidebar-toggle);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-slow);
}
.sidebar__toggle:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: var(--shadow-md);
    filter: brightness(1.1);
}
.sidebar__toggle:focus-visible {
    outline: 2px solid var(--color-brand-primary);
    outline-offset: 2px;
}

/* ───── Header ───── */
.sidebar__header {
    display: grid;
    grid-template-columns: 44px 1fr auto auto;
    align-items: center;
    gap: var(--space-2);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-secondary);
    margin-bottom: var(--space-4);
}

.sidebar__logo {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--color-brand-primary);
    color: var(--text-on-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-accent);
    flex-shrink: 0;
}

.sidebar__brand-name {
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
}

.sidebar__brand-sub {
    font-size: 10px;
    color: var(--text-tertiary);
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.sidebar__theme-toggle,
.sidebar__incognito-toggle {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
}
.sidebar__theme-toggle:hover,
.sidebar__incognito-toggle:hover {
    background: var(--surface-secondary);
    transform: scale(1.08);
    color: var(--text-primary);
}

/* Collapsed: stack the logo + toggles vertically, hide brand. */
.sidebar[data-collapsed="true"] .sidebar__header {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    justify-items: center;
    gap: var(--space-3);
}
.sidebar[data-collapsed="true"] .sidebar__brand,
.sidebar[data-collapsed="true"] .sidebar__incognito-toggle {
    display: none;
}

/* ───── Navigation ───── */
.sidebar__nav {
    flex: 1 1 auto;
    overflow-y: auto;
    overflow-x: hidden;
    padding-right: var(--space-1);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.sidebar__group { display: flex; flex-direction: column; gap: var(--space-1); }

.sidebar__group-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0 var(--space-3);
    height: 28px;
    color: var(--text-tertiary);
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}
.sidebar__group-header:hover {
    background: var(--surface-secondary);
    color: var(--text-secondary);
}

.sidebar__group-chevron {
    display: inline-flex;
    transition: transform var(--transition-base);
}
.sidebar__group[data-collapsed="true"] .sidebar__group-chevron {
    transform: rotate(-90deg);
}

.sidebar__group-body {
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow: hidden;
    max-height: 600px;
    transition: max-height var(--transition-base);
}
.sidebar__group[data-collapsed="true"] .sidebar__group-body {
    max-height: 0;
}

/* Collapsed sidebar: hide group titles, show only items as separator-like */
.sidebar[data-collapsed="true"] .sidebar__group-header {
    visibility: hidden;
    height: 8px;
}
.sidebar[data-collapsed="true"] .sidebar__group-header::after {
    content: '';
    visibility: visible;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 32px;
    height: 1px;
    background: var(--border-secondary);
}
.sidebar[data-collapsed="true"] .sidebar__group { position: relative; }

/* ───── Nav items ───── */
.sidebar__item {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    height: 44px;
    padding: 0 var(--space-3);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-base);
}
.sidebar__item:hover {
    background: var(--color-brand-soft);
    color: var(--color-brand-primary);
}
.sidebar__item-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform var(--transition-base);
}
.sidebar__item:hover .sidebar__item-icon {
    transform: translateY(-1px) scale(1.05);
}

.sidebar__item-label {
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar__item--active {
    background: var(--color-brand-soft);
    color: var(--color-brand-primary);
    border: 1px solid rgba(99, 102, 241, 0.2);
}
.sidebar__item--active::before {
    content: '';
    position: absolute;
    left: -1px;
    top: 25%;
    height: 50%;
    width: 3px;
    border-radius: 0 3px 3px 0;
    background: var(--color-brand-primary);
}

/* Collapsed mode: center icons + tooltip */
.sidebar[data-collapsed="true"] .sidebar__item {
    justify-content: center;
    padding: 0;
}
.sidebar[data-collapsed="true"] .sidebar__item-label { display: none; }

.sidebar__item-tooltip {
    position: absolute;
    left: calc(100% + 8px);
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 150ms ease 300ms;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    z-index: 100;
}
.sidebar[data-collapsed="true"] .sidebar__item:hover .sidebar__item-tooltip {
    opacity: 1;
}
.sidebar:not([data-collapsed="true"]) .sidebar__item-tooltip { display: none; }

/* ───── User block ───── */
.sidebar__user {
    display: grid;
    grid-template-columns: 40px 1fr auto auto;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-md);
    background: var(--surface-secondary);
    margin-top: var(--space-3);
}
.sidebar__avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 13px;
    border: 1px solid var(--border-primary);
}
.sidebar__avatar img {
    width: 100%; height: 100%; object-fit: cover;
}
.sidebar__user-info { min-width: 0; }
.sidebar__user-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.sidebar__user-role {
    font-size: 11px;
    color: var(--text-tertiary);
}
.sidebar__user-link,
.sidebar__logout {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition-base);
    cursor: pointer;
}
.sidebar__user-link:hover {
    background: var(--surface-tertiary);
    color: var(--text-primary);
    transform: scale(1.05);
}
.sidebar__logout:hover {
    background: rgba(244, 63, 94, 0.10);
    color: var(--color-danger);
    transform: scale(1.05);
}

.sidebar[data-collapsed="true"] .sidebar__user {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    justify-items: center;
    gap: var(--space-2);
    padding: var(--space-2);
}
.sidebar[data-collapsed="true"] .sidebar__user-info,
.sidebar[data-collapsed="true"] .sidebar__user-link {
    display: none;
}

/* ───── Version block ───── */
.sidebar__version {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-3);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    background: rgba(16, 185, 129, 0.10);
    color: var(--color-success);
    font-size: 11px;
    font-weight: 500;
    align-self: center;
}
.sidebar__version-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-success);
    animation: pulse 2s ease-in-out infinite;
}
.sidebar[data-collapsed="true"] .sidebar__version-text {
    display: none;
}

/* Mobile: off-canvas (basic) */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(calc(-100% - var(--space-4)));
        transition: transform var(--transition-slow);
    }
    .sidebar[data-mobile-open="true"] {
        transform: translateX(0);
    }
}