:root{--bg:#f4f5f7;--surface:#fff;--border:#dfe3e8;--text:#1f2733;--muted:#67707c;--accent:#1f5eda;--accent-soft:#e8effc;--ok:#197a3d;--ok-soft:#e4f4ea;--warn:#b3261e;--warn-soft:#fdebea;--booked:#a35a00;--booked-soft:#fdf1e0;--radius:10px;--shadow:0 1px 2px #1018280f, 0 1px 3px #1018281a}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:Sarabun,Noto Sans Thai,-apple-system,Segoe UI,Roboto,Helvetica Neue,sans-serif;font-size:15px;line-height:1.5}button{font:inherit;cursor:pointer}a{color:var(--accent)}.topbar{background:var(--surface);border-bottom:1px solid var(--border);z-index:20;align-items:center;gap:1.5rem;padding:0 1.25rem;display:flex;position:sticky;top:0}.topbar .brand{white-space:nowrap;padding:.8rem 0;font-weight:700}.topbar nav{flex:1;gap:.25rem;display:flex}.topbar nav a{color:var(--muted);border-bottom:3px solid #0000;padding:.8rem .9rem;font-weight:500;text-decoration:none}.topbar nav a.active{color:var(--accent);border-bottom-color:var(--accent)}.topbar .admin-link{color:var(--muted);font-size:.85rem;text-decoration:none}.topbar .admin-link:hover{color:var(--accent)}.page{max-width:1180px;margin:0 auto;padding:1.25rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1rem 1.25rem}.card h3{margin:0 0 .35rem;font-size:1.05rem}.card .subtitle{color:var(--muted);margin:0 0 .75rem;font-size:.85rem}.two-col{grid-template-columns:1fr 1fr;align-items:start;gap:1.25rem;display:grid}@media (width<=860px){.two-col{grid-template-columns:1fr}}.stack{flex-direction:column;gap:1.25rem;display:flex}.row{flex-wrap:wrap;align-items:center;gap:.6rem;display:flex}.btn{border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:8px;padding:.45rem .9rem;font-weight:500}.btn:hover{background:#f0f2f5}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{background:#1a4fb8}.btn:disabled{opacity:.55;cursor:default}.btn.small{padding:.25rem .6rem;font-size:.85rem}.sheet-link{border-radius:8px;align-items:center;gap:.35rem;padding:.4rem .8rem;font-size:.9rem;font-weight:500;text-decoration:none;display:inline-flex}.sheet-link.work{background:var(--accent-soft);color:var(--accent);border:1px solid #0000}.sheet-link.template{color:var(--muted);border:1px dashed var(--border);background:0 0}.sheet-link:hover{filter:brightness(.96)}.kpi-row{grid-template-columns:repeat(3,1fr);gap:1rem;display:grid}@media (width<=640px){.kpi-row{grid-template-columns:1fr}}.kpi{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);padding:.75rem 1rem}.kpi .label{color:var(--muted);font-size:.82rem}.kpi .value{font-size:1.7rem;font-weight:700;line-height:1.2}.kpi.available .value{color:var(--ok)}.kpi.booked .value{color:var(--booked)}.table-wrap{overflow-x:auto}table.data{border-collapse:collapse;width:100%;font-size:.92rem}table.data th{text-align:left;color:var(--muted);border-bottom:2px solid var(--border);white-space:nowrap;padding:.5rem .7rem;font-size:.8rem;font-weight:600}table.data td{border-bottom:1px solid var(--border);vertical-align:top;padding:.55rem .7rem}table.data td.num,table.data th.num{text-align:right}tr.model-row{cursor:pointer}tr.model-row:hover td{background:#f7f9fc}tr.model-row.selected td{background:var(--accent-soft)}tr.color-row{cursor:pointer;background:#fafbfc}tr.color-row:hover td{background:#f2f5fa}tr.color-row.selected td{background:var(--accent-soft)}tr.color-row td:first-child{padding-left:2.4rem}.caret{width:1.1rem;color:var(--muted);transition:transform .15s;display:inline-block}.caret.open{transform:rotate(90deg)}.badge{white-space:nowrap;border-radius:999px;padding:.1rem .55rem;font-size:.78rem;font-weight:600;display:inline-block}.badge.ok{background:var(--ok-soft);color:var(--ok)}.badge.warn{background:var(--warn-soft);color:var(--warn)}.badge.booked{background:var(--booked-soft);color:var(--booked)}.badge.neutral{color:var(--muted);background:#eef0f3}.blocking-alert{border:2px solid var(--warn);background:var(--warn-soft);color:var(--warn);border-radius:var(--radius);align-items:flex-start;gap:.8rem;padding:.8rem 1.1rem;font-weight:500;display:flex}.blocking-alert .detail{color:#7a1a15;font-size:.9rem;font-weight:400}.segmented{border:1px solid var(--border);border-radius:8px;display:inline-flex;overflow:hidden}.segmented button{background:var(--surface);color:var(--muted);border:none;border-right:1px solid var(--border);padding:.35rem .8rem;font-size:.85rem}.segmented button:last-child{border-right:none}.segmented button.active{background:var(--accent);color:#fff}input[type=text],input[type=password],input[type=search],textarea,select{font:inherit;border:1px solid var(--border);background:var(--surface);width:100%;color:var(--text);border-radius:8px;padding:.5rem .7rem}input:focus,textarea:focus,select:focus{outline:2px solid var(--accent-soft);border-color:var(--accent)}label.field{margin-bottom:.75rem;font-size:.88rem;font-weight:500;display:block}label.field>span{margin-bottom:.25rem;display:block}.login-wrap{justify-content:center;align-items:center;min-height:calc(100vh - 60px);padding:1rem;display:flex}.login-card{width:340px}.log-entry{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:.9rem;overflow:hidden}.log-meta{border-bottom:1px solid var(--border);background:#f7f8fa;flex-wrap:wrap;justify-content:space-between;gap:1rem;padding:.45rem .8rem;font-size:.85rem;font-weight:600;display:flex}.log-boxes{grid-template-columns:1fr 1fr;display:grid}@media (width<=760px){.log-boxes{grid-template-columns:1fr}}.log-box{min-width:0}.log-box+.log-box{border-left:1px solid var(--border)}.log-box .box-title{color:var(--muted);border-bottom:1px solid var(--border);background:#fbfbfc;padding:.35rem .8rem;font-size:.78rem;font-weight:600}.log-box pre{white-space:pre-wrap;word-break:break-word;background:var(--surface);max-height:260px;margin:0;padding:.6rem .8rem;font-size:.78rem;overflow:auto}.muted{color:var(--muted)}.small{font-size:.84rem}.empty{color:var(--muted);padding:1rem 0;font-style:italic}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85em}.section-title{margin:0 0 .6rem;font-size:1rem}.spin{animation:.9s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.tabs{border-bottom:1px solid var(--border);gap:.25rem;margin-bottom:1rem;display:flex}.tabs button{color:var(--muted);background:0 0;border:none;border-bottom:3px solid #0000;margin-bottom:-1px;padding:.55rem .9rem;font-weight:500}.tabs button.active{color:var(--accent);border-bottom-color:var(--accent)}.tabs a{color:var(--muted);border-bottom:3px solid #0000}.tabs a.active{color:var(--accent);border-bottom-color:var(--accent)}