:root{
  --bg:#0E1116; --panel:#161B22; --panel2:#1B212B; --line:#28303B;
  --text:#E7EBF1; --muted:#8A94A4; --faint:#5A6472;
  --accent:#F5B33C; --accent-soft:rgba(245,179,60,.14);
  --ok:#3ECf8e; --info:#5B9CFF; --bad:#F26D6D;
  --track:rgba(255,255,255,.07);
  --shadow:0 1px 0 rgba(255,255,255,.02), 0 10px 30px rgba(0,0,0,.35);
  --radius:14px;
  --mono:"SF Mono","Cascadia Code",ui-monospace,monospace;
  --sans:"Segoe UI Variable","Segoe UI",system-ui,-apple-system,Inter,sans-serif;
}
@media (prefers-color-scheme:light){:root{
  --bg:#F5F4F0; --panel:#FFFFFF; --panel2:#FAF9F5; --line:#E5E2DA;
  --text:#1B2027; --muted:#5E6673; --faint:#98A0AC;
  --accent:#B9770A; --accent-soft:rgba(185,119,10,.10);
  --ok:#1F9D6A; --info:#2E6FE0; --bad:#C0392B;
  --track:rgba(0,0,0,.07);
  --shadow:0 1px 0 rgba(255,255,255,.6), 0 12px 30px rgba(20,24,32,.10);
}}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:var(--sans); color:var(--text);
  background:radial-gradient(1200px 500px at 85% -10%, var(--accent-soft), transparent 60%), var(--bg);
  -webkit-font-smoothing:antialiased; line-height:1.45; font-size:14px}
.hidden{display:none !important}
.mono{font-family:var(--mono); font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}
.small{font-size:12px}

/* top bar */
.topbar{display:flex; align-items:center; gap:14px; padding:12px 18px; border-bottom:1px solid var(--line); background:var(--panel); box-shadow:var(--shadow); position:sticky; top:0; z-index:5}
.brand{display:flex; flex-direction:column; line-height:1.1}
.brand .k{font-size:10px; letter-spacing:.18em; text-transform:uppercase; color:var(--muted); font-weight:700}
.brand .n{font-size:16px; font-weight:800; letter-spacing:-.01em}
.spacer{flex:1}
select,.f,input[type=date],input[type=datetime-local]{appearance:none; background:var(--panel2); border:1px solid var(--line); color:var(--text); font-family:var(--sans); font-size:13.5px; padding:8px 11px; border-radius:10px}
.who{font-size:12px; color:var(--muted)}

/* buttons */
.btn{appearance:none; border:1px solid var(--line); background:var(--panel2); color:var(--text); font-family:var(--sans); font-size:13.5px; font-weight:650; padding:8px 14px; border-radius:10px; cursor:pointer; text-decoration:none; display:inline-block}
.btn:hover{border-color:color-mix(in srgb,var(--accent) 45%,var(--line))}
.btn.primary{background:var(--accent); color:#1a1305; border-color:transparent}
.btn.ghost{background:transparent}
.btn.danger{color:var(--bad); border-color:color-mix(in srgb,var(--bad) 40%,var(--line))}
.btn.sm{font-size:12px; padding:5px 10px; border-radius:8px}
.btn:disabled{opacity:.5; cursor:not-allowed}

/* login */
.login-wrap{min-height:100vh; display:grid; place-items:center; padding:24px}
.login{width:min(380px,92vw); background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); padding:24px}
.login h1{margin:0 0 2px; font-size:20px; font-weight:800; letter-spacing:-.02em}
.login .sub{font-size:12.5px; color:var(--muted); margin-bottom:18px}
.field{margin-bottom:12px}
.field label{display:block; font-size:11px; color:var(--muted); font-weight:600; margin-bottom:5px}
.field input,.field select{width:100%; background:var(--panel2); border:1px solid var(--line); color:var(--text); font-family:var(--sans); font-size:14px; padding:10px 12px; border-radius:10px}
.field input:focus,.field select:focus{outline:none; border-color:color-mix(in srgb,var(--accent) 55%,var(--line))}
.err{color:var(--bad); font-size:12.5px; margin-top:10px; min-height:16px}
.hint{font-size:11px; color:var(--faint); margin-top:8px}
.hint code{font-family:var(--mono); background:var(--track); padding:1px 5px; border-radius:5px}

/* app frame: sidebar + content */
.frame{display:grid; grid-template-columns:212px minmax(0,1fr); min-height:calc(100vh - 58px)}
@media (max-width:860px){.frame{grid-template-columns:1fr}.nav{flex-direction:row; overflow-x:auto; border-right:none; border-bottom:1px solid var(--line)}.nav a{white-space:nowrap}}
.nav{display:flex; flex-direction:column; gap:2px; padding:14px 10px; border-right:1px solid var(--line); background:color-mix(in srgb,var(--panel) 55%,transparent)}
.nav a{display:flex; align-items:center; gap:9px; padding:9px 12px; border-radius:10px; color:var(--muted); text-decoration:none; font-size:13.5px; font-weight:600}
.nav a .ico{width:18px; text-align:center; opacity:.9}
.nav a:hover{color:var(--text); background:var(--track)}
.nav a.active{color:var(--text); background:var(--accent-soft); box-shadow:inset 2px 0 0 var(--accent)}
.nav .navsep{margin:8px 12px 4px; font-size:10px; letter-spacing:.14em; text-transform:uppercase; color:var(--faint); font-weight:700}

.content{padding:18px 20px 40px; max-width:1160px}
.pagehead{display:flex; align-items:center; gap:12px; flex-wrap:wrap; margin-bottom:14px}
.pagehead h2{margin:0; font-size:19px; font-weight:800; letter-spacing:-.01em}
.pagehead .sub{font-size:12px; color:var(--muted)}
.pagehead .spacer{flex:1}

/* cards & KPI */
.card{background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); padding:16px 18px; margin-bottom:14px}
.card h3{margin:0 0 10px; font-size:13px; font-weight:750; letter-spacing:.02em; color:var(--muted); text-transform:uppercase}
.kpis{display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:10px; margin-bottom:14px}
.kpi{background:var(--panel); border:1px solid var(--line); border-radius:12px; padding:12px 14px; box-shadow:var(--shadow)}
.kpi .v{font-family:var(--mono); font-size:21px; font-weight:700; letter-spacing:-.01em}
.kpi .v.ok{color:var(--ok)} .kpi .v.bad{color:var(--bad)}
.kpi .k{font-size:11px; color:var(--muted); margin-top:2px}

/* tables */
.tblwrap{overflow-x:auto}
table.tbl{width:100%; border-collapse:collapse; font-size:13px}
.tbl th{font-size:10.5px; letter-spacing:.06em; text-transform:uppercase; color:var(--faint); font-weight:700; text-align:left; padding:7px 10px; border-bottom:1px solid var(--line)}
.tbl td{padding:8px 10px; border-bottom:1px solid color-mix(in srgb,var(--line) 55%,transparent); vertical-align:middle}
.tbl tr:hover td{background:var(--track)}
.tbl td.num,.tbl th.num{text-align:right; font-family:var(--mono); font-variant-numeric:tabular-nums}
.tbl .rowact{display:flex; gap:6px; justify-content:flex-end}

/* badges */
.badge{display:inline-flex; align-items:center; gap:5px; font-size:11px; font-weight:700; padding:2px 9px; border-radius:999px; border:1px solid var(--line); color:var(--muted)}
.badge.ok{color:var(--ok); border-color:color-mix(in srgb,var(--ok) 45%,transparent); background:color-mix(in srgb,var(--ok) 10%,transparent)}
.badge.bad{color:var(--bad); border-color:color-mix(in srgb,var(--bad) 45%,transparent); background:color-mix(in srgb,var(--bad) 10%,transparent)}
.badge.info{color:var(--info); border-color:color-mix(in srgb,var(--info) 45%,transparent); background:color-mix(in srgb,var(--info) 10%,transparent)}
.badge.warn{color:var(--accent); border-color:color-mix(in srgb,var(--accent) 45%,transparent); background:var(--accent-soft)}
.chip{display:inline-block; font-family:var(--mono); font-size:11px; padding:1px 7px; border-radius:6px; background:var(--track); margin:1px 2px}

/* forms / modal */
.formgrid{display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:10px}
.formrow{display:flex; gap:8px; flex-wrap:wrap; align-items:flex-end}
.checks{display:flex; gap:12px; flex-wrap:wrap; padding:6px 0}
.checks label{display:inline-flex; align-items:center; gap:6px; font-size:13px; cursor:pointer}
.modal-back{position:fixed; inset:0; background:rgba(0,0,0,.55); display:grid; place-items:center; z-index:50; padding:20px}
.modal{width:min(560px,94vw); max-height:88vh; overflow:auto; background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); padding:20px 22px}
.modal h3{margin:0 0 14px; font-size:16px; font-weight:800}
.modal .actions{display:flex; gap:8px; justify-content:flex-end; margin-top:16px}

/* misc */
.empty{color:var(--faint); font-size:13px; padding:14px 4px}
.forbidden{color:var(--muted); font-size:13.5px; padding:20px; text-align:center}
#toast{position:fixed; left:50%; bottom:22px; transform:translateX(-50%) translateY(20px); background:var(--panel); border:1px solid var(--line); border-radius:12px; box-shadow:var(--shadow); padding:11px 18px; font-size:13.5px; opacity:0; pointer-events:none; transition:.25s; z-index:99; max-width:82vw}
#toast.show{opacity:1; transform:translateX(-50%) translateY(0)}
.two{display:grid; grid-template-columns:1fr 1fr; gap:14px}
@media (max-width:980px){.two{grid-template-columns:1fr}}
.varc{font-family:var(--mono); font-weight:700}
.varc.neg{color:var(--bad)} .varc.pos{color:var(--ok)}

/* ===== Hall-plan editor (D-061) ===== */
.he-screen{margin:0 auto 16px; width:min(70%,520px); text-align:center; font-size:11px; letter-spacing:.35em;
  color:var(--muted); border:1px solid var(--line); border-bottom:none; border-radius:14px 14px 4px 4px;
  padding:6px 0; background:linear-gradient(180deg, var(--accent-soft), transparent)}
.he-grid{display:grid; gap:4px; justify-content:center; user-select:none}
.he-rowlab{display:grid; place-items:center; font:700 11px var(--mono); color:var(--faint)}
.he-seat{width:30px; height:30px; border-radius:7px 7px 4px 4px; border:1px solid color-mix(in srgb, var(--cat) 70%, #000 12%);
  background:var(--cat); color:#fff; font:600 10px var(--mono); cursor:pointer; padding:0}
.he-seat:hover{filter:brightness(1.15)}
.he-gap{width:30px; height:30px; border-radius:7px; border:1px dashed color-mix(in srgb, var(--line) 80%, transparent);
  background:transparent; cursor:pointer; padding:0}
.he-gap:hover{border-color:var(--accent)}
.he-swatch{display:inline-block; width:11px; height:11px; border-radius:3px; vertical-align:-1px; margin-right:2px}
.he-tool{display:inline-flex; align-items:center; gap:6px}
.rowlink{cursor:pointer}
.pager{display:flex; gap:10px; align-items:center; justify-content:flex-end; margin-top:10px}

/* D-116: inline checkbox row in the settings forms */
.chk{display:flex; align-items:center; gap:8px; margin:6px 0; cursor:pointer}
.chk input{width:auto; margin:0}