:root{
  --bg:#f5f6f8; --card:#ffffff; --ink:#1d2330; --muted:#667085; --line:#e3e6eb;
  --brand:#c8102e; --brand-ink:#ffffff; --accent:#1f4e79;
  --ok-bg:#e6f4ea; --ok:#1e7b34; --pend-bg:#fff4dc; --pend:#9a6400;
  --bad-bg:#fde8e8; --bad:#b42318; --grey-bg:#eef0f3; --grey:#5b6472;
  --shadow:0 1px 3px rgba(16,24,40,.08);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#14171c; --card:#1d2128; --ink:#e7eaf0; --muted:#9aa3b2; --line:#2c323b;
    --accent:#7fb2e5; --ok-bg:#16301f; --ok:#7fd69a; --pend-bg:#352a12; --pend:#f2c46d;
    --bad-bg:#3a1a1a; --bad:#ff9b92; --grey-bg:#2a2f37; --grey:#aab2bf; --shadow:none;
  }
}
:root[data-theme="dark"]{
  --bg:#14171c; --card:#1d2128; --ink:#e7eaf0; --muted:#9aa3b2; --line:#2c323b;
  --accent:#7fb2e5; --ok-bg:#16301f; --ok:#7fd69a; --pend-bg:#352a12; --pend:#f2c46d;
  --bad-bg:#3a1a1a; --bad:#ff9b92; --grey-bg:#2a2f37; --grey:#aab2bf; --shadow:none;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.45 "Segoe UI",system-ui,-apple-system,sans-serif}
header{background:var(--brand);color:var(--brand-ink);padding:0 16px}
.bar{max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:16px;min-height:56px;flex-wrap:wrap}
.logo{font-weight:700;font-size:17px;letter-spacing:.2px}
.logo small{font-weight:400;opacity:.85;margin-left:6px}
nav.mods{display:flex;gap:4px;flex:1}
nav.mods a{color:var(--brand-ink);text-decoration:none;padding:6px 10px;border-radius:6px;opacity:.85}
nav.mods a.on{background:rgba(255,255,255,.18);opacity:1;font-weight:600}
nav.mods a.off{opacity:.55;cursor:default}
.who{display:flex;align-items:center;gap:8px;font-size:13px}
.who .btn{background:transparent;color:var(--brand-ink);border-color:rgba(255,255,255,.5)}
main{max-width:1200px;margin:0 auto;padding:16px}
.gate{display:flex;justify-content:center;padding:64px 16px}
.gatecard{max-width:420px;width:100%;text-align:center}
.gatecard .btn{margin-top:8px}
.tabs{display:flex;gap:4px;align-items:center;border-bottom:1px solid var(--line);margin-bottom:16px;overflow-x:auto}
.tabs button[data-tab]{background:none;border:0;border-bottom:3px solid transparent;padding:10px 14px;font:inherit;color:var(--muted);cursor:pointer;white-space:nowrap}
.tabs button.on{color:var(--ink);border-bottom-color:var(--brand);font-weight:600}
.badge{display:inline-block;min-width:18px;padding:0 5px;border-radius:9px;background:var(--brand);color:#fff;font-size:11px;text-align:center;margin-left:4px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:16px}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.spacer{flex:1}
.btn{font:inherit;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:7px;padding:7px 12px;cursor:pointer}
.btn.small{padding:4px 10px;font-size:13px}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.danger{color:var(--bad);border-color:var(--bad)}
button:disabled{opacity:.45;cursor:not-allowed}
h2{font-size:16px;margin:0}
.muted{color:var(--muted)}
.foot{margin:10px 0 0;font-size:12px}
.calwrap{overflow-x:auto;margin-top:12px}
table.cal{border-collapse:collapse;width:100%;min-width:820px;table-layout:fixed}
table.cal th,table.cal td{border:1px solid var(--line);padding:6px;vertical-align:top}
table.cal th{background:var(--grey-bg);font-weight:600;font-size:12px;text-align:left}
table.cal th.today{background:var(--accent);color:#fff}
table.cal td.pname{font-weight:600;background:var(--card)}
table.cal th:first-child{width:110px}
.chip{display:block;border-radius:6px;padding:3px 6px;margin-bottom:4px;font-size:12px;cursor:pointer;line-height:1.3}
.chip.Approved{background:var(--ok-bg);color:var(--ok)}
.chip.Pending{background:var(--pend-bg);color:var(--pend);border:1px dashed var(--pend)}
.chip b{font-weight:600;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:7px;overflow:hidden}
.seg button{font:inherit;border:0;background:var(--card);color:var(--muted);padding:7px 12px;cursor:pointer}
.seg button.on{background:var(--accent);color:#fff}
table.month{min-width:760px}
table.month th:first-child{width:auto}
table.month td{height:96px}
table.month td.out{background:var(--grey-bg);opacity:.6}
table.month td.today{outline:2px solid var(--accent);outline-offset:-2px}
.dnum{font-size:12px;font-weight:600;color:var(--muted);margin-bottom:4px}
.chip small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;opacity:.85}
.legend{display:flex;gap:12px;font-size:12px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:4px;vertical-align:-1px}
.lg-ok{background:var(--ok-bg);border:1px solid var(--ok)}
.lg-pend{background:var(--pend-bg);border:1px dashed var(--pend)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
label.f{display:flex;flex-direction:column;gap:4px;font-weight:600;font-size:13px}
label.f input,label.f select,label.f textarea,#askText{font:inherit;font-weight:400;padding:8px;border:1px solid var(--line);border-radius:7px;background:var(--card);color:var(--ink)}
.people{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:8px;margin-top:8px}
.person{display:flex;gap:8px;align-items:flex-start;border:1px solid var(--line);border-radius:8px;padding:8px}
.person.busy{background:var(--bad-bg);border-color:transparent}
.person.maybe{background:var(--pend-bg);border-color:transparent}
.person.free{background:var(--ok-bg);border-color:transparent}
.person small{display:block;font-size:12px}
.err{color:var(--bad);font-size:13px;margin-top:8px}
.item{border:1px solid var(--line);border-radius:10px;padding:12px;margin-bottom:10px;background:var(--card)}
.pill{display:inline-block;border-radius:10px;padding:1px 8px;font-size:12px;font-weight:600}
.pill.Approved{background:var(--ok-bg);color:var(--ok)}
.pill.Pending{background:var(--pend-bg);color:var(--pend)}
.pill.Rejected,.pill.Clashed{background:var(--bad-bg);color:var(--bad)}
.pill.Cancelled{background:var(--grey-bg);color:var(--grey)}
.warn{background:var(--bad-bg);color:var(--bad);border-radius:8px;padding:8px;margin-top:8px;font-size:13px}
.kv{display:grid;grid-template-columns:120px 1fr;gap:2px 8px;font-size:13px;margin-top:6px}
.kv div:nth-child(odd){color:var(--muted)}
.kv div{overflow-wrap:anywhere}
dialog{border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--ink);max-width:460px;width:calc(100% - 32px)}
dialog::backdrop{background:rgba(0,0,0,.35)}
#toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:8px;font-size:13px;opacity:0;transition:opacity .2s;pointer-events:none;max-width:calc(100% - 32px);z-index:20}
#toast.show{opacity:1}
#busy{position:fixed;inset:0;background:rgba(0,0,0,.25);display:flex;align-items:center;justify-content:center;gap:10px;color:#fff;font-weight:600;z-index:10}
.spin{width:22px;height:22px;border:3px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:sp 1s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
[hidden]{display:none!important}