:root{--bg:#f6f7f5;--card:#fff;--ink:#1d2a22;--mut:#6b776f;--line:#dfe4de;--pri:#2e4a3a;--prif:#fff;--acc:#e8efe9;--warn:#b3341f;--warnbg:#fdf0ec;--c1:#2e6e4a;--c2:#b8402f;--band:#e3eee6}
@media(prefers-color-scheme:dark){:root{--bg:#141815;--card:#1c221e;--ink:#e6ece7;--mut:#8f9b93;--line:#2f3832;--pri:#6fae88;--prif:#0f1511;--acc:#25302a;--warn:#ff8a73;--warnbg:#2c1c18;--c1:#6fc08c;--c2:#ff8a73;--band:#233028}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.4 system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans Thai","Sarabun",sans-serif;padding-bottom:64px}
#top{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
#top .brand{display:flex;align-items:center;gap:8px;cursor:pointer;color:var(--ink)}
.logo{height:28px;width:28px;object-fit:contain}.biglogo{max-height:90px;max-width:100%;display:block;margin:0 auto 8px}
.grow{flex:1 1 auto;min-width:0}
#main{max-width:760px;margin:0 auto;padding:12px}
.view>*+*{margin-top:12px}
h1,h2,h3,h4{margin:0}h2{font-size:1.25rem}h3{font-size:1rem;margin-top:4px}h4{font-size:.9rem;color:var(--mut)}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px;display:flex;flex-direction:column;gap:10px}
.card.sub{background:var(--acc)}
.card.alert{background:var(--warnbg);border-color:var(--warn)}
.login{max-width:360px;margin:8vh auto 0}.login h1{text-align:center}
.row{display:flex;gap:8px;align-items:flex-end;flex-wrap:wrap}
.row>.f{flex:1 1 120px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.f{display:flex;flex-direction:column;gap:3px;min-width:0}
.fl{font-size:.8rem;color:var(--mut)}
small{color:var(--mut)}
input,select,textarea,button{font:inherit;color:inherit}
input[type=text],input[type=number],input[type=password],input[type=date],input[type=datetime-local],input[type=search],input[type=tel],input[type=email],select,textarea{width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--bg);min-height:44px}
textarea{resize:vertical}
.btn,.tabs button,#nav button,.lang,.who{border:1px solid var(--line);background:var(--card);border-radius:8px;padding:10px 14px;min-height:44px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.btn.pri{background:var(--pri);color:var(--prif);border-color:var(--pri)}
.btn.sm{min-height:36px;padding:6px 10px}
.btn:disabled{opacity:.5}
.who,.lang{padding:6px 10px;min-height:36px}
.lnk{color:var(--pri);cursor:pointer;text-decoration:underline}
.linkbtn{background:none;border:0;text-align:left;padding:6px 0;cursor:pointer}
.tabs{display:flex;gap:6px;overflow-x:auto}.tabs button{white-space:nowrap;min-height:38px;padding:6px 12px}.tabs .on,#nav .on{background:var(--pri);color:var(--prif);border-color:var(--pri)}
#nav{position:fixed;bottom:0;left:0;right:0;display:flex;background:var(--card);border-top:1px solid var(--line);z-index:5}
#nav button{flex:1;border:0;border-radius:0;min-height:52px}
.list{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.item{padding:10px 12px;border:0;border-bottom:1px solid var(--line);background:none;text-align:left;width:100%;cursor:pointer;align-items:center;flex-wrap:nowrap}
.item:last-child{border-bottom:0}.off{opacity:.5}
.tag{font-weight:600}.tagx{font-size:.75rem;padding:2px 6px;border-radius:6px;background:var(--acc)}
.muted{color:var(--mut)}.warn,.warnt{color:var(--warn)}.err{color:var(--warn);padding:12px}
.ev{display:block;width:100%;text-align:left;padding:8px 0;border:0;border-bottom:1px solid var(--line);background:none}
.ev.link{cursor:pointer}.ev small{display:block}
.stats{display:flex;gap:16px;flex-wrap:wrap}.stats>div{display:flex;flex-direction:column}.stats b{font-size:1.2rem}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{position:relative;display:inline-flex;cursor:pointer}
.chip input{position:absolute;opacity:0;width:100%;height:100%;margin:0;cursor:pointer}
.chip span{padding:8px 12px;border:1px solid var(--line);border-radius:18px;background:var(--bg);min-height:38px;display:inline-flex;align-items:center}
.chip input:checked+span{background:var(--pri);color:var(--prif);border-color:var(--pri)}
.chip input:focus-visible+span{outline:2px solid var(--pri);outline-offset:2px}
.chipfilter{margin-bottom:6px}
.photos{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.ph{display:flex;flex-direction:column;gap:3px;align-items:stretch;cursor:pointer}
.pic{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:6px;background:var(--acc);display:block}
.blank{aspect-ratio:4/3;border:1px dashed var(--line);border-radius:6px}
.mgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:8px}
.mi{position:relative;display:flex;flex-direction:column;gap:2px;cursor:pointer}
.mi input{position:absolute;top:6px;left:6px;width:22px;height:22px;z-index:1}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.88);display:flex;align-items:center;justify-content:center;z-index:20}
.overlay .big{max-width:96vw;max-height:92vh;width:auto;aspect-ratio:auto;object-fit:contain;background:none}
.overlay .x{position:absolute;top:10px;right:14px;font-size:2rem;background:none;border:0;color:#fff}
.formula{font-variant-numeric:tabular-nums;background:var(--acc);padding:10px;border-radius:8px}
.draw{font-size:1.4rem;padding:6px 0}
.chart{display:flex;flex-direction:column;gap:6px}
.svg{width:100%;height:190px;touch-action:none;background:var(--card)}
.svg .grid{stroke:var(--line);stroke-width:.5}.svg .ax{fill:var(--mut);font-size:9px}
.svg .ln{fill:none;stroke-width:1.6}.svg .band{fill:var(--band)}
.svg .ev{stroke-width:.8;stroke-dasharray:2 2;stroke:var(--mut)}
.svg .cursor{stroke:var(--ink);stroke-width:.6}.svg .curdot{fill:none;stroke:var(--ink);stroke-width:1.5}
.ev-t{stroke:#c9892f;border-color:#c9892f}.ev-s{stroke:#b3341f;border-color:#b3341f}.ev-v{stroke:#4a7fb5;border-color:#4a7fb5}.ev-a{stroke:#8a5aa8;border-color:#8a5aa8}.ev-u{stroke:#2e8b8b;border-color:#2e8b8b}.ev-c{stroke:#6b8e23;border-color:#6b8e23}
.readout{min-height:38px;font-size:.9rem}
.evl{display:flex;gap:4px;flex-wrap:wrap;margin-top:2px}
.legend{display:flex;gap:6px;flex-wrap:wrap}
span.tag.ev-t,span.tag.ev-s,span.tag.ev-v,span.tag.ev-a,span.tag.ev-u,span.tag.ev-c{font-size:.75rem;font-weight:400;border:1px solid;border-radius:10px;padding:1px 8px;stroke:none}
.step{align-items:center}.step>*{flex:1 1 90px}.step .btn{flex:0 0 auto}
#toast{position:fixed;left:50%;transform:translateX(-50%);bottom:76px;background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:8px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:30;max-width:90vw}
#toast.show{opacity:1}#toast.bad{background:var(--warn);color:#fff}
@media(min-width:700px){#nav{position:static;border:0;max-width:760px;margin:0 auto;gap:6px;background:none;padding:0 12px}#nav button{border:1px solid var(--line);border-radius:8px;min-height:40px}body{padding-bottom:20px}#toast{bottom:20px}}