/* ---------- Shell ---------- */
.shell { flex: 1; display: grid; grid-template-columns: 210px minmax(0, 1fr); min-height: 0; }
.shell.with-pane { grid-template-columns: 210px minmax(0, 1fr) 400px; }
.rail { border-right: 1px solid var(--rule); padding: 14px 10px; background: var(--surface); position: sticky; top: var(--bar-h); align-self: start; height: calc(100vh - var(--bar-h)); overflow-y: auto; display: flex; flex-direction: column; }
.rail a { display: flex; justify-content: space-between; align-items: center; padding: 8px 10px; border-radius: 7px; color: var(--ink-2); font-weight: 500; font-size: 13.5px; text-decoration: none; }
.rail a:hover { background: var(--surface-2); }
.rail a.on { background: var(--accent-soft); color: var(--accent); }
.rail a .n { font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.rail a .n.warn { color: var(--warn); font-weight: 700; }
.rail .sep { height: 1px; background: var(--rule); margin: 10px 6px; }
.rail .who { margin-top: auto; padding: 10px; font-size: 12px; color: var(--muted); display: grid; gap: 6px; }
.main { padding: 18px 22px 40px; min-width: 0; }
.pane { border-left: 1px solid var(--rule); background: var(--surface); position: sticky; top: var(--bar-h); height: calc(100vh - var(--bar-h)); overflow-y: auto; }

.page-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.page-head h1 { font-size: 19px; margin: 0 6px 0 0; letter-spacing: -0.01em; }
.filters { display: flex; gap: 6px; flex-wrap: wrap; }
.filter { border: 1px solid var(--rule-strong); background: var(--surface); border-radius: 999px; padding: 4px 12px; font-size: 12.5px; color: var(--ink-2); min-height: 30px; }
.filter.on { background: var(--ink); color: var(--surface); border-color: var(--ink); }
.filter.on .n { background: color-mix(in srgb, var(--surface) 22%, transparent); opacity: 1; }
.filter .n { opacity: 0.65; margin-left: 6px; font-variant-numeric: tabular-nums; font-size: 11px; padding: 1px 6px; border-radius: 999px; }
.filter.warn:not(.on) { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 45%, var(--rule)); background: var(--warn-soft); }
.filter.warn:not(.on) .n { opacity: 0.9; }
.search { max-width: 240px; }
.check { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--muted); }