:root{--bg:#f1f5f9;--card:#fff;--ink:#0f172a;--mut:#64748b;--pri:#1d4ed8;--pri2:#1e40af;--line:#e2e8f0;--ok:#15803d;--err:#b91c1c;--warn:#b45309;--r:14px}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans Devanagari","Mangal",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;line-height:1.5;-webkit-text-size-adjust:100%}
.wrap{max-width:520px;margin:0 auto;padding:16px 14px 40px}.wrap.wide{max-width:980px}
.hero{text-align:center;position:relative;padding:18px 0 8px}.hero h1{margin:6px 0 2px;font-size:1.55rem}.hero p{margin:0;color:var(--mut)}
.logo{font-size:42px}.lang{position:absolute;right:0;top:6px;font-size:.85rem;color:var(--pri);text-decoration:none;border:1px solid var(--line);padding:4px 10px;border-radius:99px;background:#fff}
.card{background:var(--card);border-radius:var(--r);padding:18px;margin:14px 0;box-shadow:0 1px 3px #0f172a14,0 8px 24px #0f172a0a}
.card.center{text-align:center}
label{display:block;font-size:.9rem;color:var(--mut);margin:10px 0}
input,select{display:block;width:100%;margin-top:4px;padding:12px;font:inherit;color:var(--ink);border:1px solid #cbd5e1;border-radius:10px;background:#fff}
input:focus,select:focus{outline:2px solid #93b4ff;border-color:var(--pri)}
.btn{display:inline-block;padding:12px 18px;border:0;border-radius:10px;background:var(--pri);color:#fff;font:inherit;font-weight:600;text-align:center;text-decoration:none;cursor:pointer}
.btn:hover{background:var(--pri2)}.btn:disabled{opacity:.6}.btn.full{display:block;width:100%;margin-top:12px}
.btn.ghost{background:#fff;color:var(--pri);border:1px solid var(--pri)}.btn.wa{background:#16a34a}.btn.danger{background:var(--err)}
form>.btn{width:100%;margin-top:8px}
.tabs{display:flex;gap:6px;background:var(--bg);padding:4px;border-radius:10px;margin-bottom:6px}
.tab{flex:1;border:0;background:transparent;padding:9px;border-radius:8px;font:inherit;color:var(--mut);cursor:pointer}.tab.on{background:#fff;color:var(--pri);font-weight:700;box-shadow:0 1px 3px #0001}
.hint,.foot{font-size:.82rem;color:var(--mut)}.foot{text-align:center;margin-top:24px}
.alert{padding:11px 14px;border-radius:10px;margin:12px 0;font-size:.92rem}
.alert.err{background:#fee2e2;color:var(--err)}.alert.ok{background:#dcfce7;color:var(--ok)}.alert.warn{background:#fef3c7;color:var(--warn)}
.result{display:grid;grid-template-columns:84px 1fr;gap:6px 14px}.result img{border-radius:8px;object-fit:cover;border:1px solid var(--line)}
.result h3{margin:0 0 4px}.result p{margin:0;font-size:.88rem;color:#334155}.result .btn.full{grid-column:1/-1}
.ok-badge{text-align:center;color:var(--ok);font-weight:700;margin:6px 0}
.big{font-size:56px;line-height:1}.big.ok{color:var(--ok)}.big.bad{color:var(--err)}
.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}
/* ---------- slip ---------- */
.slip{background:#fff;border:2px solid #0f172a;border-radius:6px;padding:12px;width:100%;color:#000;position:relative}
.slip-head{text-align:center;border-bottom:2px solid #0f172a;padding-bottom:6px;margin-bottom:10px}
.slip-title{font-weight:800;font-size:1.1rem}.slip-title small{display:block;font-weight:500;font-size:.72rem;color:#334155}
.slip-const{font-size:.78rem;margin-top:2px}
.slip-body{display:flex;gap:10px;align-items:flex-start}
.slip-photo{width:92px;height:115px;object-fit:cover;border:1px solid #0f172a;flex:none}
.slip-table{border-collapse:collapse;font-size:.8rem;flex:1;width:100%}
.slip-table th{text-align:left;font-weight:500;color:#475569;padding:2px 6px 2px 0;white-space:nowrap;vertical-align:top;font-size:.7rem}
.slip-table td{padding:2px 0;vertical-align:top;word-break:break-word}
.slip-booth{margin-top:10px;border:1px solid #0f172a;padding:7px 9px;font-size:.82rem;display:grid;gap:1px}
.slip-booth span{font-size:.68rem;color:#475569}.slip-booth i{font-style:normal;font-size:.76rem;color:#334155}
.slip-foot{display:flex;gap:10px;align-items:center;margin-top:10px}
.qr{width:84px;height:84px;flex:none}.qr img{width:84px;height:84px;image-rendering:pixelated;display:block}
.slip-note{font-size:.66rem;color:#334155;line-height:1.35}
/* ---------- admin ---------- */
.topbar{background:#0f172a;color:#fff}.topbar-in{max-width:980px;margin:auto;padding:10px 14px;display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.topbar nav{display:flex;gap:4px;flex-wrap:wrap;margin-left:auto}.topbar a{color:#cbd5e1;text-decoration:none;padding:6px 10px;border-radius:8px;font-size:.88rem}.topbar a.on,.topbar a:hover{background:#1e293b;color:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.stat{background:#fff;border-radius:var(--r);padding:14px;box-shadow:0 1px 3px #0f172a14}.stat b{display:block;font-size:1.6rem}.stat span{color:var(--mut);font-size:.82rem}
table.t{width:100%;border-collapse:collapse;font-size:.86rem}table.t th,table.t td{padding:7px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}table.t th{color:var(--mut);font-weight:600}
.tscroll{overflow-x:auto}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:end}.row>*{flex:1;min-width:120px}
code{background:#e2e8f0;padding:1px 6px;border-radius:5px;font-size:.85em}
.radio{display:flex;gap:8px;align-items:flex-start;color:var(--ink);margin:8px 0}.radio input{width:auto;margin:5px 0 0}
/* ---------- batch grid / print ---------- */
.slip-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.slip-grid .slip{break-inside:avoid}
@media (max-width:700px){.slip-grid{grid-template-columns:1fr}}
@media print{
  body{background:#fff}.actions,.hero,.ok-badge,.topbar,.noprint,.foot{display:none!important}
  .wrap,.wrap.wide{max-width:none;padding:0}
  .slip-page .slip{max-width:140mm;margin:10mm auto}
  .slip-grid{grid-template-columns:1fr 1fr;gap:6mm}.slip{border-width:1.5px}
  @page{size:A4;margin:8mm}
}

/* ================= public theme (brand header, sign-in card, dark mode) ================= */
:root{--acc:#1b8a3a}
[data-theme=dark]{--bg:#0f1218;--card:#181c24;--ink:#eef2f7;--mut:#9aa7b8;--line:#2a303c}
[data-theme=dark] input,[data-theme=dark] select{background:#10141b;color:var(--ink);border-color:#2f3643}
[data-theme=dark] .tab.on,[data-theme=dark] .lang{background:#232936;color:var(--ink)}
[data-theme=dark] .result p{color:#c4cedb}
.brandbar{background:linear-gradient(180deg,var(--pri),var(--pri2));color:#fff;padding:14px 14px 10px}
.brandbar-in{max-width:520px;margin:0 auto;display:flex;align-items:center;gap:12px}
.brand-logo{width:54px;height:54px;border-radius:50%;object-fit:cover;background:#fff;flex:none;border:2px solid #fff5}
.brand-logo.emoji{display:grid;place-items:center;font-size:28px}
.brand-txt{flex:1;min-width:0}.brand-txt h1{margin:0;font-size:1.35rem;line-height:1.2}.brand-txt p{margin:2px 0 0;font-size:.82rem;opacity:.85;letter-spacing:.2px}
.brand-tools{display:flex;flex-direction:column;gap:6px;align-items:flex-end}
.brandbar .theme{border:0;background:#ffffff26;color:#fff;border-radius:50%;width:36px;height:36px;font-size:17px;cursor:pointer}
.brandbar .lang{position:static;font-size:.75rem;padding:3px 10px;color:#fff;background:#ffffff26;border:0}
.strip{max-width:520px;margin:12px auto 0;display:flex;gap:7px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
.strip::-webkit-scrollbar{display:none}
.strip img{width:46px;height:56px;object-fit:cover;border:2px solid #fff;border-radius:4px;background:#fff;flex:none}
.stripe{height:6px;background:var(--acc)}
.card.signin{margin-top:-2px;border-radius:0 0 16px 16px;box-shadow:0 10px 28px #0f172a1f}
.card-title{display:flex;align-items:center;gap:10px;margin:0;font-size:1.25rem}
.card-title .bar{width:4px;height:22px;background:var(--pri);border-radius:2px}
.card-sub{margin:2px 0 12px 14px;color:var(--mut);font-size:.85rem}
.tab.on{color:var(--pri)}
label .field{position:relative;display:block}
.field .ic{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--pri);pointer-events:none;margin-top:2px}
.field input{padding-left:40px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}@media(max-width:420px){.two{grid-template-columns:1fr}}
body.home .btn,body.slip-page .btn:not(.ghost):not(.wa){background:linear-gradient(180deg,var(--pri),var(--pri2));box-shadow:0 4px 12px #0003}
body.home .btn{display:flex;gap:8px;align-items:center;justify-content:center;border-radius:12px;padding:14px}
.badge{display:inline-block;font-size:.68rem;font-weight:600;background:#fef3c7;color:#92400e;padding:2px 8px;border-radius:99px;vertical-align:middle}
.gbar{background:var(--acc);color:#fff;text-align:center;font-size:.75rem;padding:10px;margin-top:30px;opacity:.95}
.slip-page .ok-badge{color:var(--acc)}
.slip .qr img{background:#fff}