:root{
  --bg:#f1f5f9; --card:#fff; --ink:#0f172a; --muted:#64748b; --line:#e2e8f0;
  --brand:#0f172a; --accent:#f59e0b; --ok:#16a34a; --danger:#dc2626;
  --r:14px; --sh:0 1px 2px rgba(15,23,42,.06),0 8px 24px -12px rgba(15,23,42,.18);
}
@media (prefers-color-scheme:dark){
  :root{--bg:#0b1220;--card:#111c2e;--ink:#e8eef7;--muted:#94a3b8;--line:#1e2c44;--brand:#0b1220;}
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html,body{margin:0;padding:0}
body{
  background:var(--bg);color:var(--ink);
  font-family:"Noto Sans Thai","Sarabun",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.5;padding-bottom:env(safe-area-inset-bottom);
}
.topbar{
  position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding:12px 16px;background:var(--brand);color:#fff;
  padding-top:calc(12px + env(safe-area-inset-top));
}
.brand{display:flex;align-items:center;gap:10px}
.brand svg{width:30px;height:30px;fill:var(--accent);flex:none}
.brand h1{margin:0;font-size:1.05rem;letter-spacing:.2px}
.brand p{margin:0;font-size:.72rem;opacity:.7}
.netpill{font-size:.7rem;padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.14)}
.netpill.off{background:#7f1d1d}

.tabs{display:flex;gap:6px;padding:10px 12px;position:sticky;top:56px;z-index:19;background:var(--bg);
  padding-top:calc(10px);border-bottom:1px solid var(--line);overflow-x:auto}
.tab{flex:1;white-space:nowrap;border:1px solid var(--line);background:var(--card);color:var(--muted);
  padding:9px 10px;border-radius:999px;font:inherit;font-size:.86rem;cursor:pointer}
.tab.active{background:var(--ink);color:var(--card);border-color:var(--ink);font-weight:600}
.badge{display:inline-block;min-width:18px;padding:0 5px;border-radius:9px;background:var(--accent);color:#3b2500;font-size:.72rem;font-weight:700}

main{max-width:820px;margin:0 auto;padding:12px}
.view{display:none}.view.active{display:block}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px;margin-bottom:12px;box-shadow:var(--sh)}
.card-h{font-weight:700;margin-bottom:10px;font-size:.95rem}
.hint{font-weight:400;color:var(--muted);font-size:.75rem}
.muted{color:var(--muted);font-size:.85rem}
.tips{padding-left:1.1em;margin:0}.tips li{margin:.35em 0}

label{display:block;font-size:.76rem;color:var(--muted);margin-bottom:4px}
input,select,textarea{
  width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:10px;
  background:var(--bg);color:var(--ink);font:inherit;font-size:.95rem
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:-1px}
input[readonly]{opacity:.75}
textarea{resize:vertical}

.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.grid .col2{grid-column:span 2}.grid .col4{grid-column:span 4}
@media(max-width:640px){.grid{grid-template-columns:repeat(2,1fr)}.grid .col4{grid-column:span 2}}

.gpsbox{display:grid;gap:10px}
.gpsval{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.gpsmeta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;justify-content:space-between}
.acc{font-size:.78rem;color:var(--muted)}
.acc.good{color:var(--ok);font-weight:600}
.acc.warn{color:var(--accent);font-weight:600}
.gpsbtns{display:flex;gap:8px;flex-wrap:wrap}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;cursor:pointer;
  border:1px solid var(--line);background:var(--card);color:var(--ink);
  padding:11px 14px;border-radius:11px;font:inherit;font-size:.9rem;font-weight:600;text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--ink);color:var(--card);border-color:var(--ink)}
.btn.ghost{background:transparent}
.btn.sm{padding:7px 11px;font-size:.8rem}
.btn.big{flex:1;padding:14px}
.btn.danger{color:var(--danger);border-color:var(--danger)}
.actions{display:flex;gap:10px;margin:4px 0 24px}
.photobtns{display:flex;gap:10px;flex-wrap:wrap}
.exp{display:flex;flex-wrap:wrap;gap:10px}

.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:8px;margin-top:10px}
.thumb{position:relative;aspect-ratio:1;border-radius:10px;overflow:hidden;border:1px solid var(--line);background:var(--bg)}
.thumb img{width:100%;height:100%;object-fit:cover;display:block}
.thumb button{position:absolute;top:4px;right:4px;border:0;border-radius:50%;width:24px;height:24px;
  background:rgba(15,23,42,.72);color:#fff;font-size:14px;line-height:1;cursor:pointer}

.filters{display:grid;grid-template-columns:1fr auto;gap:8px}
.row{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px;margin-bottom:10px;
  display:grid;grid-template-columns:76px 1fr;gap:12px;box-shadow:var(--sh)}
.row .ph{width:76px;height:76px;border-radius:10px;object-fit:cover;background:var(--bg);border:1px solid var(--line)}
.row h3{margin:0 0 2px;font-size:.95rem}
.row .meta{font-size:.78rem;color:var(--muted);margin:1px 0}
.row .ops{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.sev{display:inline-block;font-size:.7rem;font-weight:700;padding:2px 8px;border-radius:999px;color:#fff}
.sev.s1{background:#65a30d}.sev.s2{background:#ca8a04}.sev.s3{background:#ea580c}.sev.s4{background:#dc2626}
.empty{text-align:center;color:var(--muted);padding:40px 10px}

.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);opacity:0;pointer-events:none;
  background:var(--ink);color:var(--card);padding:11px 18px;border-radius:999px;font-size:.88rem;
  box-shadow:var(--sh);transition:.25s;z-index:50;max-width:90vw;text-align:center}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* ---- ซิงก์ขึ้นระบบส่วนกลาง ---- */
.loginrow{display:grid;grid-template-columns:1fr 1fr auto;gap:10px;align-items:end;margin-top:10px}
@media(max-width:640px){.loginrow{grid-template-columns:1fr 1fr}.loginrow button{grid-column:1/-1}}
.err{color:var(--danger);font-size:.82rem;margin:8px 0 0;min-height:1em}
.cloud{display:inline-block;font-size:.68rem;font-weight:700;padding:2px 7px;border-radius:999px;background:#0284c7;color:#fff}
.cloud.no{background:#94a3b8}