:root{--g:#2f7d32;--g2:#1f5e22;--gold:#c99a2e;--bg:#f4f6f3;--card:#fff;--tx:#1e2a1f;--mu:#6b766c;--bd:#dfe5df;--red:#c62828;--blue:#1565c0;--r:10px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Sarabun","Noto Sans Thai",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-size:15px;color:var(--tx);background:var(--bg);line-height:1.45}
a{color:var(--g);text-decoration:none}h1,h2,h3{margin:0 0 .6em;font-weight:700}h1{font-size:1.5rem}h2{font-size:1.2rem}h3{font-size:1.05rem}
.muted{color:var(--mu)}.right{text-align:right}.center{text-align:center}.nowrap{white-space:nowrap}.hidden{display:none!important}
.ok{color:var(--g2);background:#e8f5e9;padding:8px 12px;border-radius:8px}.err{color:var(--red);background:#fdecea;padding:8px 12px;border-radius:8px}.warn{background:#fff8e1;color:#7a5a00;padding:8px 12px;border-radius:8px}
.card{background:var(--card);border:1px solid var(--bd);border-radius:var(--r);padding:18px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
label{display:block;margin:8px 0;font-size:.92rem;color:#334}label input,label select,label textarea{margin-top:4px}
input,select,textarea,button{font:inherit}
input:not([type=checkbox]):not([type=radio]),select,textarea{width:100%;padding:9px 11px;border:1px solid #c9d1c9;border-radius:8px;background:#fff;color:var(--tx)}
input:focus,select:focus,textarea:focus{outline:2px solid #a5d6a7;border-color:var(--g)}
.btn{display:inline-block;padding:9px 16px;background:var(--g);color:#fff;border:0;border-radius:8px;cursor:pointer;font-weight:600;text-align:center}
.btn:hover{background:var(--g2)}.btn.secondary{background:#e7ebe7;color:var(--tx)}.btn.secondary:hover{background:#d8ded8}.btn.danger{background:var(--red)}.btn.gold{background:var(--gold)}.btn.blue{background:var(--blue)}
.btn.block{display:block;width:100%}.btn.sm{padding:5px 10px;font-size:.88rem}.btn.lg{padding:14px 22px;font-size:1.1rem}.btn:disabled{opacity:.5;cursor:not-allowed}
table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:8px 10px;border-bottom:1px solid var(--bd);text-align:left;vertical-align:top}th{background:#eef3ee;font-weight:700;font-size:.9rem}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}.table-wrap{overflow-x:auto;border:1px solid var(--bd);border-radius:var(--r)}
.grid{display:grid;gap:14px}.g2{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.g3{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.g4{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.row.between{justify-content:space-between}
.badge{display:inline-block;padding:2px 8px;border-radius:99px;font-size:.78rem;font-weight:600;background:#e7ebe7}.badge.g{background:#e8f5e9;color:var(--g2)}.badge.r{background:#fdecea;color:var(--red)}.badge.y{background:#fff8e1;color:#7a5a00}.badge.b{background:#e3f2fd;color:var(--blue)}
.stat{padding:14px 16px}.stat .v{font-size:1.5rem;font-weight:700;font-variant-numeric:tabular-nums}.stat .l{color:var(--mu);font-size:.85rem}
/* auth */
body.auth{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:16px}.card.login{width:100%;max-width:380px;text-align:center}.card.login form{text-align:left}.logo{font-size:2.6rem}
/* admin layout */
.layout{display:flex;min-height:100vh}.side{width:230px;background:var(--g2);color:#fff;padding:16px 12px;flex-shrink:0}.side .brand{font-weight:700;font-size:1.15rem;padding:6px 10px 14px}.side a{display:block;color:#dfe9df;padding:9px 12px;border-radius:8px;margin:2px 0}.side a:hover,.side a.on{background:rgba(255,255,255,.14);color:#fff}
.side .sec{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:#9fbf9f;padding:12px 12px 4px}
.main{flex:1;min-width:0;padding:18px 22px}.topbar{display:none;background:var(--g2);color:#fff;padding:10px 14px;align-items:center;justify-content:space-between}.topbar button{background:none;border:0;color:#fff;font-size:1.5rem}
@media(max-width:900px){.layout{display:block}.side{display:none;width:100%}.side.open{display:block}.topbar{display:flex}.main{padding:14px}}
.flash{margin-bottom:14px}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:end;margin-bottom:14px}.toolbar label{margin:0;min-width:140px}
.pagehead{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:14px}
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;padding:14px;z-index:50}.modal{background:#fff;border-radius:12px;padding:18px;width:100%;max-width:520px;max-height:92vh;overflow:auto}
@media print{.side,.topbar,.no-print,.toolbar,.btn{display:none!important}.main{padding:0}body{background:#fff}}