:root{--b:#006887;--bl:#006887;--bg:#f0f2f5;--c:#fff;--t:#1c1e21;--m:#65676b;--l:#dadde1;--h:#f0f2f5;--r:#c0392b}
@media(prefers-color-scheme:dark){:root{--bl:#4db8d6;--bg:#18191a;--c:#242526;--t:#e4e6eb;--m:#b0b3b8;--l:#3e4042;--h:#3a3b3c;--r:#e8685a}}
*{box-sizing:border-box;margin:0}
body{font:15px/1.5 'Sarabun','Noto Sans Thai',system-ui,sans-serif;background:var(--bg);color:var(--t)}
a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}
.ic{width:20px;height:20px;flex:none}.ic.sm{width:15px;height:15px;margin-right:4px;vertical-align:-2px}
#top{position:sticky;top:0;z-index:10;height:56px;background:var(--c);border-bottom:1px solid var(--l);display:flex;align-items:center;gap:12px;padding:0 16px}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:20px;color:var(--bl)}.logo{height:34px;width:auto;border-radius:6px}
.sbar{flex:1;max-width:340px;display:flex;align-items:center;gap:8px;background:var(--h);border-radius:99px;padding:0 14px;color:var(--m)}
.sbar input{border:0;background:none;padding:9px 0;flex:1;min-width:0;color:var(--t);outline:0;font:inherit}
.tr{display:flex;gap:8px;align-items:center;margin-left:auto}
.ib{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--h);border:0}
#wrap{display:grid;grid-template-columns:230px minmax(0,640px);justify-content:center;gap:24px;max-width:960px;margin:0 auto;padding:16px}
#side{position:sticky;top:72px;align-self:start;display:flex;flex-direction:column;gap:2px}
#side h4{font-size:13px;color:var(--m);margin:16px 12px 4px;font-weight:600}
.si{display:flex;align-items:center;gap:12px;padding:9px 12px;border-radius:8px;background:none;border:0;text-align:left;width:100%}
.si:hover{background:var(--c)}.si.on{background:var(--c);color:var(--bl);font-weight:600}
.card{background:var(--c);border:1px solid var(--l);border-radius:10px;padding:14px 16px;margin-bottom:12px}
.btn{background:var(--b);color:#fff;border:0;border-radius:8px;padding:8px 16px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.btn.ghost{background:var(--h);color:var(--t)}.btn.red{background:var(--r)}.btn.sm{padding:5px 10px;font-size:13px}
input,textarea,select{width:100%;padding:10px 12px;border:1px solid var(--l);border-radius:8px;background:var(--c);color:var(--t);font:inherit;outline:0}
input:focus,textarea:focus,select:focus{border-color:var(--b)}textarea{min-height:120px;resize:vertical}
form.f{display:flex;flex-direction:column;gap:10px}
.av{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:50%;color:#fff;font-weight:700;flex:none}.av.sm{width:32px;height:32px;font-size:13px}.av.lg{width:80px;height:80px;font-size:32px}
.mute{color:var(--m)}.pad{padding:12px}small{color:var(--m);font-size:13px;display:block}
.comp{display:flex;align-items:center;gap:12px;color:var(--m)}.comp span{flex:1;background:var(--h);border-radius:99px;padding:9px 16px}
.cta{display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.chips{display:flex;gap:8px;overflow-x:auto;margin-bottom:12px;scrollbar-width:none}.chips a{white-space:nowrap;padding:6px 14px;border-radius:99px;background:var(--c);border:1px solid var(--l);font-size:14px}.chips a.on{background:var(--b);border-color:var(--b);color:#fff}
.post{cursor:pointer}.ph{display:flex;gap:10px;align-items:center;margin-bottom:10px}.an{font-weight:600}.an:hover{text-decoration:underline}
.post h3{font-size:17px;margin-bottom:4px}.pv{color:var(--t);display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;white-space:pre-wrap;word-break:break-word}
.pa{display:flex;gap:4px;border-top:1px solid var(--l);margin-top:12px;padding-top:6px;flex-wrap:wrap}
.pa button,.cm{display:inline-flex;align-items:center;gap:6px;background:none;border:0;border-radius:6px;padding:6px 12px;color:var(--m);font-size:14px}
.pa button:hover{background:var(--h)}.pa button.on{color:var(--bl);font-weight:600}.pa button.dg:hover{color:var(--r)}
.tx{white-space:pre-wrap;word-break:break-word}.full h2{margin-bottom:8px;font-size:21px}
.full .tx{font-size:16px}
.back{display:inline-flex;align-items:center;gap:6px;color:var(--m);margin-bottom:10px}
.cmt{display:flex;gap:8px;margin-top:14px}.cmt .bub{background:var(--h);border-radius:14px;padding:8px 12px;min-width:0}.cmt .pa{border:0;margin:0;padding:0 0 0 4px}.cmt .pa button{padding:2px 8px;font-size:13px}
.cform{position:sticky;bottom:0;display:flex;gap:8px;align-items:center;background:var(--c);border:1px solid var(--l);border-radius:10px;padding:10px}.cform input{border-radius:99px;background:var(--h);border-color:transparent}
.chat{display:grid;grid-template-columns:260px 1fr;gap:12px;min-height:60vh}.chat .card{margin:0}
.cv{display:flex;align-items:center;gap:10px;padding:8px;border-radius:8px}.cv:hover,.cv.on{background:var(--h)}.gr{flex:1;min-width:0}.gr small{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bd{background:var(--r);color:#fff;border-radius:99px;font-style:normal;font-size:12px;padding:0 7px}
.cp{display:flex;flex-direction:column}.cp.empty{align-items:center;justify-content:center}.ch{display:flex;align-items:center;gap:8px;padding-bottom:10px;border-bottom:1px solid var(--l)}.bk{display:none}
#msgs{flex:1;height:50vh;overflow-y:auto;display:flex;flex-direction:column;gap:6px;padding:12px 0}
.msg{max-width:75%;padding:7px 12px;border-radius:18px;background:var(--h);word-break:break-word;align-self:flex-start}.msg.me{align-self:flex-end;background:var(--b);color:#fff}.msg.me small{color:#ffffffb0}
.mf{display:flex;gap:8px}.mf input{border-radius:99px}
.tabs{display:flex;gap:6px;margin-bottom:12px;border-bottom:1px solid var(--l)}.tabs a{padding:10px 16px;color:var(--m);border-bottom:3px solid transparent;font-weight:600}.tabs a.on{color:var(--bl);border-color:var(--b)}.tabs i{font-style:normal;background:var(--h);border-radius:99px;padding:0 8px;margin-left:6px;font-size:12px}
.pt{margin-bottom:12px}.pill{display:inline-block;font-size:12px;font-weight:600;padding:2px 10px;border-radius:99px;background:var(--h);color:var(--m)}.pill.warn{background:#fdecc8;color:#7a5200}.pill.ok{background:#d6f0dd;color:#1b6b33}.pill.adm{background:var(--b);color:#fff}
.rh{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:8px}blockquote{background:var(--h);border-left:3px solid var(--b);padding:8px 12px;border-radius:4px;margin:8px 0;color:var(--m)}
.ra{display:flex;gap:8px;flex-wrap:wrap;border-top:1px solid var(--l);margin-top:10px;padding-top:10px}
.urow{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--l)}.urow:last-child{border:0}
.prof{text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px}
.auth{max-width:400px;margin:24px auto}.auth img{height:56px;margin:0 auto}
#modal{position:fixed;inset:0;background:#0008;display:grid;place-items:center;z-index:30;padding:16px}#modal[hidden]{display:none}
.mb{background:var(--c);border-radius:12px;padding:18px;width:100%;max-width:440px;display:flex;flex-direction:column;gap:12px}.mr{display:flex;gap:8px;justify-content:flex-end}
.toast{position:fixed;bottom:80px;left:50%;transform:translateX(-50%);background:#222;color:#fff;padding:10px 18px;border-radius:8px;z-index:40}
.doc{max-width:760px;margin:20px auto;line-height:1.8}.doc h1{margin-bottom:12px}.doc h3{margin-top:16px}
#tabs{display:none}
@media(max-width:820px){#wrap{grid-template-columns:minmax(0,1fr);padding:10px 10px 76px}#side{display:none}.sbar{max-width:none}.brand span{display:none}
#tabs{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:10;background:var(--c);border-top:1px solid var(--l);height:56px}#tabs a{flex:1;display:grid;place-items:center;color:var(--m)}#tabs a.on{color:var(--bl)}
.cform{bottom:64px}.chat{grid-template-columns:1fr}.chat.has .cl{display:none}.chat:not(.has) .cp{display:none}.bk{display:grid}#msgs{height:55vh}}