:root{--bg:#f6f7f9;--panel:#fff;--text:#111827;--muted:#6b7280;--line:#e5e7eb;--brand:#1d4ed8;--brand-fg:#fff;
--ok:#047857;--warn:#b45309;--bad:#b91c1c;--okbg:#d1fae5;--warnbg:#fef3c7;--badbg:#fee2e2;--r:8px}
:root[data-theme="dark"]{--bg:#0f1115;--panel:#181b21;--text:#e5e7eb;--muted:#9ca3af;--line:#2a2f38;--brand:#60a5fa;--brand-fg:#0b1220;
--ok:#34d399;--warn:#fbbf24;--bad:#f87171;--okbg:#064e3b;--warnbg:#78350f;--badbg:#7f1d1d}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#0f1115;--panel:#181b21;--text:#e5e7eb;--muted:#9ca3af;--line:#2a2f38;--brand:#60a5fa;--brand-fg:#0b1220;--ok:#34d399;--warn:#fbbf24;--bad:#f87171;--okbg:#064e3b;--warnbg:#78350f;--badbg:#7f1d1d}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
a{color:var(--brand)}h1{font-size:1.5rem;margin:.2rem 0 1rem}h2{font-size:1.15rem}h3{font-size:1rem}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--panel);padding:8px;z-index:99}
.shell{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--panel);border-right:1px solid var(--line);padding:12px;position:sticky;top:0;height:100vh;overflow:auto;flex:none}
.brand{display:block;font-weight:700;font-size:1.2rem;text-decoration:none;margin-bottom:12px}
.nav-section{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:14px 6px 4px}
.nav-link{display:block;padding:6px 10px;border-radius:6px;color:var(--text);text-decoration:none}.nav-link:hover,.nav-link.active{background:var(--bg);font-weight:600}
.content{flex:1;min-width:0}.topbar{display:flex;justify-content:flex-end;gap:8px;padding:8px 20px;border-bottom:1px solid var(--line);background:var(--panel)}
.main{padding:20px;max-width:1280px}.public{max-width:960px;margin:0 auto;padding:16px}.public-head{padding:14px 16px;border-bottom:1px solid var(--line);background:var(--panel)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin-bottom:16px}.narrow{max-width:420px;margin:40px auto}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.spread{justify-content:space-between}
.stat{font-size:1.8rem;font-weight:700}.muted{color:var(--muted)}
table{width:100%;border-collapse:collapse;background:var(--panel)}th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r)}
tr.kbd-active{outline:2px solid var(--brand);outline-offset:-2px}
label{display:block;margin:10px 0;font-weight:500}input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--text);font:inherit}
input[type=checkbox],input[type=radio]{width:auto}textarea{min-height:90px}
.btn{display:inline-block;padding:7px 14px;border:1px solid var(--line);border-radius:6px;background:var(--panel);color:var(--text);cursor:pointer;text-decoration:none;font:inherit}
.btn.primary{background:var(--brand);color:var(--brand-fg);border-color:var(--brand)}.btn.danger{color:var(--bad);border-color:var(--bad)}.btn.ghost{border-color:transparent;background:transparent}
.btn:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.pill{display:inline-block;padding:1px 9px;border-radius:999px;font-size:.78rem;font-weight:600;background:var(--line);color:var(--text)}
.pill.ok{background:var(--okbg);color:var(--ok)}.pill.warn{background:var(--warnbg);color:var(--warn)}.pill.bad{background:var(--badbg);color:var(--bad)}
.alert{padding:10px 12px;border-radius:6px}.alert.error{background:var(--badbg);color:var(--bad)}.alert.ok{background:var(--okbg);color:var(--ok)}.alert.info{background:var(--line)}
.kanban{display:flex;gap:12px;overflow-x:auto;align-items:flex-start}.kcol{min-width:250px;width:250px;background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:8px}
.kcol h3{margin:0 0 8px;display:flex;justify-content:space-between}.kcard{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:8px;margin-bottom:8px}
.drawer{position:fixed;right:0;top:0;bottom:0;width:min(560px,100%);background:var(--panel);border-left:1px solid var(--line);padding:16px;overflow:auto;z-index:50;box-shadow:-4px 0 16px rgba(0,0,0,.15)}
.toasts{position:fixed;bottom:16px;right:16px;display:flex;flex-direction:column;gap:8px;z-index:100}.toast{background:var(--text);color:var(--bg);padding:10px 14px;border-radius:6px}
.bar{height:10px;border-radius:5px;background:var(--line);overflow:hidden}.bar>span{display:block;height:100%;background:var(--brand)}
.empty{text-align:center;padding:32px;color:var(--muted)}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:12px;flex-wrap:wrap}.tabs a{padding:8px 12px;text-decoration:none;color:var(--muted)}.tabs a.active{color:var(--text);border-bottom:2px solid var(--brand);font-weight:600}
@media (max-width:800px){.shell{flex-direction:column}.sidebar{width:100%;height:auto;position:static;display:flex;flex-wrap:wrap;gap:4px;align-items:center}.sidebar nav{display:flex;flex-wrap:wrap;gap:2px}.nav-section{display:none}.main{padding:12px}}
@media print{.sidebar,.topbar,.btn,.toasts{display:none!important}.main{max-width:none;padding:0}body{background:#fff;color:#000}}

/* ---- WS-H polish: a11y, utilities, dashboard, modal, undo toast, responsive, print ---- */
:root{color-scheme:light}:root[data-theme="dark"]{color-scheme:dark}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){color-scheme:dark}}
html{-webkit-text-size-adjust:100%}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0}.skip:focus{left:8px;top:8px;border:2px solid var(--brand);border-radius:6px;color:var(--text)}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
button:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.nav-link{min-height:32px}.nav-link.active{box-shadow:inset 3px 0 0 var(--brand)}
.nav-link[aria-current=page]{background:var(--bg);font-weight:600;box-shadow:inset 3px 0 0 var(--brand)}
th{color:var(--muted)}caption{text-align:left;font-weight:600;padding:4px 0}
.btn{min-height:34px}.btn:hover{border-color:var(--muted)}.btn.primary:hover{filter:brightness(1.1)}
.btn[disabled],button[disabled]{opacity:.55;cursor:not-allowed}
input::placeholder,textarea::placeholder{color:var(--muted);opacity:1}
.small{font-size:.8rem}.plain{list-style:none;margin:0;padding:0}.plain li{padding:6px 0;border-bottom:1px solid var(--line)}.plain li:last-child{border:0}
.stat-card{text-decoration:none;color:var(--text);margin-bottom:0;display:block}a.stat-card:hover{border-color:var(--brand)}
.grid.dash-2{grid-template-columns:repeat(auto-fit,minmax(min(100%,380px),1fr));margin-bottom:16px}.grid>.card{margin-bottom:0}
.funnel{list-style:none;margin:0;padding:0}.funnel li{display:grid;grid-template-columns:minmax(90px,30%) 1fr 56px;gap:10px;align-items:center;padding:5px 0}
.funnel-n{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}.funnel .bar{height:14px}
.pill{border:1px solid transparent}
.toast{display:flex;gap:12px;align-items:center;box-shadow:0 4px 14px rgba(0,0,0,.25)}.toast button{background:none;border:0;color:inherit;text-decoration:underline;cursor:pointer;font:inherit;padding:0 4px}
dialog.modal{border:1px solid var(--line);border-radius:var(--r);background:var(--panel);color:var(--text);padding:20px;max-width:min(520px,calc(100vw - 32px));width:100%}
dialog.modal::backdrop{background:rgba(0,0,0,.5)}
kbd{font:600 .8rem ui-monospace,monospace;background:var(--bg);border:1px solid var(--line);border-bottom-width:2px;border-radius:4px;padding:1px 6px}
.kbd-table td{border:0;padding:4px 8px}
.topbar{align-items:center}.topbar .grow{margin-right:auto}
.language-picker{margin:0}.language-picker select,.topbar select,.public-head select{width:auto;min-width:120px;padding:6px 28px 6px 8px}.sample-data-card{align-items:center;gap:18px}.sample-data-card form{flex:0 0 auto}
.sidebar{-webkit-overflow-scrolling:touch}
@media (max-width:800px){
  .topbar{padding:8px 12px}.sidebar nav{flex-direction:row;overflow-x:auto;max-width:100%}.nav-link{white-space:nowrap}
  .funnel li{grid-template-columns:90px 1fr 48px}.drawer{width:100%}.toasts{left:12px;right:12px;bottom:12px}
  table{font-size:.9rem}.main{padding:12px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media (forced-colors:active){.pill,.btn{border:1px solid ButtonText}.bar>span{background:Highlight}}
@media print{
  .skip,.sidebar,.topbar,.btn,.toasts,dialog{display:none!important}
  .shell{display:block}.main,.content{max-width:none;padding:0;margin:0}
  body{background:#fff;color:#000;font-size:11pt}.card,.table-wrap{border:1px solid #999;break-inside:avoid;box-shadow:none}
  a{color:#000;text-decoration:underline}a[href^="/"]:after{content:""}
  thead{display:table-header-group}tr{break-inside:avoid}.bar{border:1px solid #666;background:#fff}.bar>span{background:#444;print-color-adjust:exact;-webkit-print-color-adjust:exact}
}
.setup-banner{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:8px 20px;background:var(--warnbg);color:var(--warn);border-bottom:1px solid var(--line)}
.setup-banner a{color:inherit;font-weight:600}