.sidebar{width:var(--sidebar-width);background-color:var(--color-brand-dark);height:100vh;max-height:100vh;transition:width var(--duration-slow) var(--ease-standard);z-index:var(--z-sticky);flex-direction:column;display:flex;position:fixed;top:0;left:0;overflow:hidden}.sidebar--collapsed{width:var(--sidebar-collapsed)}.sidebar__brand{height:var(--header-height);padding:0 var(--space-4);border-bottom:1px solid #ffffff14;flex-shrink:0;justify-content:space-between;align-items:center;display:flex}.sidebar__brand-text{font-size:var(--text-h4);font-weight:var(--weight-bold);color:#fff;white-space:nowrap;overflow:hidden}.sidebar__toggle{border-radius:var(--radius-sm);width:32px;height:32px;color:var(--color-ink-muted);transition:background-color var(--duration-fast) var(--ease-standard), color var(--duration-fast) 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var(--ease-standard);display:flex}.header__dropdown-item:hover{background-color:var(--color-surface-sunken);color:var(--color-ink)}.header__dropdown-item--danger:hover{background-color:var(--color-danger-soft);color:var(--color-danger)}.toast-container{bottom:var(--space-6);right:var(--space-6);z-index:var(--z-toast);gap:var(--space-3);max-width:380px;width:calc(100vw - var(--space-8));pointer-events:none;flex-direction:column;display:flex;position:fixed}.toast{pointer-events:auto;align-items:flex-start;gap:var(--space-3);padding:var(--space-3) var(--space-4);background-color:var(--color-surface-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);animation:toast-slide-in var(--duration-slow) 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