:root{
  --navy:#0b1a35; --navy-2:#13294f;
  --text:#1d2939; --muted:#667085; --line:#e4e8ef; --bg:#f5f7fb; --surface:#fff;
  --brand:#1d4ed8; --brand-hover:#1e40af; --brand-soft:#eaf0ff;
  --ok:#067647; --ok-bg:#ecfdf3; --ok-line:#abefc6;
  --warn:#93370d; --warn-bg:#fffaeb; --warn-line:#fedf89; --warn-icon:#b54708;
  --danger:#b42318; --danger-bg:#fef3f2;
  --focus:#2563eb;
  --font:"IBM Plex Sans Thai","Leelawadee UI","Segoe UI",Tahoma,system-ui,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;font-family:var(--font);font-size:15px;color:var(--text);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
h1,h2,h3,p,dl,dd,ul{margin:0}
h1{font-size:1.6rem;font-weight:600;line-height:1.3;color:#101828}
h2{font-size:1.2rem;font-weight:600;line-height:1.35;color:#101828}
h3{font-size:1rem;font-weight:600;color:#101828}
.muted{color:var(--muted);font-size:.9rem}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
svg{flex:none}

/* ---------- buttons & fields ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font:inherit;font-weight:500;height:2.5rem;padding:0 1rem;border:1px solid #d0d5dd;background:var(--surface);color:var(--text);border-radius:8px;cursor:pointer;box-shadow:0 1px 2px rgba(16,24,40,.05)}
.btn:hover:not(:disabled){background:#f9fafb;border-color:#98a2b3}
.btn:disabled{opacity:.5;cursor:default}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover:not(:disabled){background:var(--brand-hover);border-color:var(--brand-hover)}
.btn.block{width:100%}
.btn.sm{height:2.1rem;padding:0 .8rem;font-size:.9rem}
.icon{font:inherit;font-size:1.5rem;line-height:1;width:2.25rem;height:2.25rem;border:0;background:none;border-radius:8px;cursor:pointer;color:var(--muted);flex:none}
.icon:hover{background:#f2f4f7;color:var(--text)}
.field{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem}
.field>span{font-size:.88rem;font-weight:500;color:#344054}
.field input,.field select,.field textarea{font:inherit;height:2.6rem;padding:0 .8rem;border:1px solid #d0d5dd;border-radius:8px;background:#fff;color:var(--text);width:100%;box-shadow:0 1px 2px rgba(16,24,40,.05)}
.field textarea{height:auto;min-height:5.5rem;padding:.6rem .8rem;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--focus);box-shadow:0 0 0 4px rgba(37,99,235,.15)}
.hint{font-weight:400;color:var(--muted)}
.err{color:var(--danger);margin:0 0 1rem;min-height:1.5rem;font-size:.92rem}

/* ---------- avatar, pills ---------- */
.av{display:inline-grid;place-items:center;width:2.4rem;height:2.4rem;border-radius:50%;font-weight:600;font-size:1rem;flex:none;background:#e0e7ff;color:#3730a3}
.av.lg{width:3.25rem;height:3.25rem;font-size:1.35rem}
.av.sm{width:2rem;height:2rem;font-size:.9rem}
.av1{background:#dbeafe;color:#1e40af}.av2{background:#ccfbf1;color:#115e59}.av3{background:#fce7f3;color:#9d174d}
.av4{background:#fef3c7;color:#92400e}.av5{background:#e5e7eb;color:#374151}
.pill{display:inline-flex;align-items:center;gap:.4rem;padding:.1rem .65rem;border-radius:99px;font-size:.84rem;font-weight:500;border:1px solid var(--line);background:#f9fafb;color:#344054}
.pill::before{content:"";width:.5rem;height:.5rem;border-radius:50%;background:#98a2b3}
.pill.active{background:var(--ok-bg);border-color:var(--ok-line);color:var(--ok)}
.pill.active::before{background:#12b76a}
.pill.suspended{background:var(--warn-bg);border-color:var(--warn-line);color:var(--warn)}
.pill.suspended::before{background:#f79009}

/* ---------- login ---------- */
.auth{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);min-height:100vh}
.auth-side{background-color:var(--navy);background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:44px 44px;color:#fff;padding:3rem 3.5rem;display:flex;flex-direction:column;justify-content:space-between;gap:2rem}
.auth-side h1{color:#fff;font-size:2.4rem;line-height:1.35;margin-bottom:2rem}
.points{list-style:none;padding:0;display:grid;gap:1.25rem;max-width:30rem}
.points li{display:flex;gap:1rem}
.pt-ic{display:grid;place-items:center;width:2.5rem;height:2.5rem;border-radius:10px;background:rgba(255,255,255,.1);flex:none}
.points strong{display:block;font-weight:600}
.points p{color:#b8c4db;font-size:.92rem}
.fine{color:#8d9bb8;font-size:.85rem}
.auth-main{display:grid;place-items:center;padding:2rem;background:var(--surface)}
.auth-form{width:100%;max-width:22rem}
.auth-form h2{font-size:1.5rem;margin-bottom:.25rem}
.auth-form>.muted{margin-bottom:1.75rem}
.auth-brand-m{display:none;align-items:center;gap:.75rem;margin-bottom:2rem}
.brand{display:flex;align-items:center;gap:.75rem}
.brand strong{display:block;font-weight:600;line-height:1.3}
.brand span{display:block;font-size:.8rem;color:#9fb0cf}
.logo{display:grid;place-items:center;width:2.4rem;height:2.4rem;border-radius:10px;background:var(--brand);color:#fff;flex:none}

/* ---------- shell ---------- */
.shell{display:grid;grid-template-columns:16.5rem minmax(0,1fr);min-height:100vh}
.side{background:var(--navy);color:#fff;padding:1.25rem .9rem;display:flex;flex-direction:column;gap:1.75rem;position:sticky;top:0;height:100vh;overflow-y:auto}
.side .brand{padding:0 .5rem}
.nav{display:flex;flex-direction:column;gap:.2rem;flex:1}
.nav a{display:flex;align-items:center;gap:.75rem;color:#b8c4db;text-decoration:none;padding:.6rem .75rem;border-radius:8px;font-weight:500}
.nav a:hover{background:rgba(255,255,255,.07);color:#fff}
.nav a[aria-current=page]{background:rgba(255,255,255,.11);color:#fff;box-shadow:inset 3px 0 0 #7aa2ff}
.who{display:flex;align-items:center;gap:.7rem;border-top:1px solid rgba(255,255,255,.14);padding:1rem .5rem 0}
.who .av{background:rgba(255,255,255,.14);color:#fff}
.who-t{min-width:0;flex:1;line-height:1.35}
.who-t div{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.88rem}
.who-t .r{color:#9fb0cf;font-size:.8rem}
.who .icon{color:#b8c4db}
.who .icon:hover{background:rgba(255,255,255,.1);color:#fff}
.main{padding:2rem 2.5rem 3rem;min-width:0}
.page{max-width:76rem;margin:0 auto}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:1rem;margin-bottom:1.5rem;flex-wrap:wrap}
.page-head .muted{margin-top:.25rem;font-size:.95rem}

/* ---------- cards, tables ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 1px 2px rgba(16,24,40,.04)}
.card-pad{padding:1.5rem}
.card-head{padding:1rem 1.25rem;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:1rem}
.toolbar{padding:1rem 1.25rem;border-bottom:1px solid var(--line)}
.search{position:relative;max-width:26rem}
.search svg{position:absolute;left:.8rem;top:50%;transform:translateY(-50%);color:#98a2b3;pointer-events:none}
.search input{font:inherit;width:100%;height:2.6rem;padding:0 .8rem 0 2.5rem;border:1px solid #d0d5dd;border-radius:8px;background:#fff;color:var(--text)}
.search input:focus{outline:none;border-color:var(--focus);box-shadow:0 0 0 4px rgba(37,99,235,.15)}
.tablewrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;min-width:44rem}
th,td{padding:.8rem 1.25rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:.82rem;color:var(--muted);font-weight:600;background:#f9fafc;white-space:nowrap}
tbody tr{cursor:pointer}
tbody tr:hover{background:#f7f9ff}
tbody tr:last-child td{border-bottom:0}
.person{display:flex;align-items:center;gap:.8rem;min-width:0}
.person .sub{font-size:.85rem;color:var(--muted);line-height:1.4}
.name{font:inherit;font-weight:600;color:#101828;background:none;border:0;padding:0;cursor:pointer;text-align:left}
.name:hover{color:var(--brand)}
.empty{text-align:center;color:var(--muted);padding:3rem 1rem}
.empty svg{display:block;margin:0 auto .75rem;color:#98a2b3}
.empty .btn{margin-top:1rem}
tbody tr.empty-row{cursor:default}
tbody tr.empty-row:hover{background:transparent}
.pager{display:flex;gap:.75rem;align-items:center;justify-content:flex-end;padding:.9rem 1.25rem;border-top:1px solid var(--line)}

/* ---------- detail ---------- */
.info{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem 1.5rem}
.info dt{font-size:.82rem;color:var(--muted)}
.info dd{font-weight:500;word-break:break-word}
.sec-title{font-size:.95rem;margin:0 0 .9rem}
.secret{margin-top:1.75rem;padding:1.1rem 1.25rem;background:var(--warn-bg);border:1px solid var(--warn-line);border-radius:12px}
.secret-head{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:.35rem}
.secret-head h3{display:flex;align-items:center;gap:.5rem;color:var(--warn)}
.secret-head h3 svg{color:var(--warn-icon)}
.secret>.muted{margin-bottom:1rem;color:#7a4a1c}
.masked{letter-spacing:.08em;color:var(--muted)}

/* ---------- dialog ---------- */
dialog{border:0;border-radius:16px;padding:0;width:min(46rem,calc(100vw - 2rem));max-height:calc(100vh - 2rem);color:var(--text);box-shadow:0 24px 64px rgba(11,26,53,.35);background:#fff}
dialog[open]{display:flex;flex-direction:column}
dialog::backdrop{background:rgba(11,26,53,.55)}
.dlg-head{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1.1rem 1.5rem;border-bottom:1px solid var(--line)}
.dlg-head .person .sub{font-size:.9rem}
.dlg-head .title-row{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}
.dlg-body{padding:1.5rem;overflow-y:auto}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 1.25rem}
.form-grid .wide{grid-column:1/-1}
.form-sec{grid-column:1/-1;margin:.75rem 0 1rem;padding-top:1rem;border-top:1px solid var(--line)}
.form-sec:first-child{margin-top:0;padding-top:0;border-top:0}
.form-sec p{margin-top:.15rem}
.actions{display:flex;gap:.75rem;justify-content:flex-end;margin-top:1.25rem}

/* ---------- other views ---------- */
.cols{display:grid;grid-template-columns:minmax(0,1fr) 22rem;gap:1.25rem;align-items:start}
.rows{list-style:none;padding:0}
.rows li{display:flex;align-items:center;gap:.8rem;padding:.8rem 1.25rem;border-bottom:1px solid var(--line)}
.rows li:last-child{border-bottom:0}
.rows .ic{display:grid;place-items:center;width:2.2rem;height:2.2rem;border-radius:8px;background:var(--brand-soft);color:var(--brand)}
.narrow{max-width:30rem}
.role-hint{margin:-.5rem 0 1rem}

#toast{position:fixed;left:50%;bottom:1.5rem;transform:translateX(-50%);background:#101828;color:#fff;padding:.7rem 1.2rem;border-radius:10px;opacity:0;pointer-events:none;max-width:90vw;z-index:20;box-shadow:0 8px 24px rgba(16,24,40,.3)}
#toast.show{opacity:1}
#toast.bad{background:var(--danger)}
@media (prefers-reduced-motion:no-preference){#toast{transition:opacity .2s}}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .auth{grid-template-columns:1fr}
  .auth-side{display:none}
  .auth-brand-m{display:flex}
  .cols{grid-template-columns:1fr}
}
@media (max-width:800px){
  .shell{grid-template-columns:1fr}
  .side{position:static;height:auto;flex-direction:row;flex-wrap:wrap;align-items:center;gap:.75rem;padding:.75rem 1rem}
  .nav{flex-direction:row;flex-wrap:wrap;flex:1 1 100%;order:3}
  .who{border:0;padding:0;order:2;margin-left:auto}
  .main{padding:1.25rem 1rem 2rem}
  .form-grid,.info{grid-template-columns:1fr}
  .auth-side h1{font-size:2rem}
}

/* ---------- ตั้งค่า / ข้อมูลหลัก ---------- */
.tabs{display:flex;gap:.25rem;padding:0 1rem;border-bottom:1px solid var(--line);overflow-x:auto}
.tab{display:inline-flex;align-items:center;gap:.5rem;font:inherit;font-weight:500;color:var(--muted);background:none;border:0;border-bottom:3px solid transparent;padding:.9rem .9rem .75rem;cursor:pointer;white-space:nowrap}
.tab:hover{color:var(--text)}
.tab[aria-selected=true]{color:var(--brand);border-bottom-color:var(--brand)}
.pad{padding:1rem 1.25rem 0}
.add-row{display:flex;gap:.75rem;padding:1rem 1.25rem;flex-wrap:wrap}
.add-row input{flex:1;min-width:14rem;height:2.5rem;padding:0 .8rem;font:inherit;border:1px solid #d0d5dd;border-radius:8px;color:var(--text)}
.add-row input:focus,.edit-row input:focus{outline:none;border-color:var(--focus);box-shadow:0 0 0 4px rgba(37,99,235,.15)}
.grow{flex:1;min-width:0;word-break:break-word}
.edit-row{flex:1;display:flex;align-items:center;gap:.4rem}
.edit-row input{flex:1;min-width:0;height:2.3rem;padding:0 .7rem;font:inherit;border:1px solid #d0d5dd;border-radius:8px;color:var(--text)}
.icon.danger:hover{background:var(--danger-bg);color:var(--danger)}
.icon.ok{color:var(--ok)}
.icon.ok:hover{background:var(--ok-bg);color:var(--ok)}
.rows{border-top:1px solid var(--line)}
.rows .icon{width:2.1rem;height:2.1rem;display:grid;place-items:center}
.empty-li{justify-content:center;color:var(--muted);padding:2rem 1rem!important}

.field select:disabled{background:#f2f4f7;color:var(--muted)}
.add-row input[type=file]{padding:.45rem .6rem}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(11rem,1fr));gap:1rem;margin-bottom:1.25rem}
.stat{display:flex;flex-direction:column;gap:.25rem;padding:1.1rem 1.25rem;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 1px 2px rgba(16,24,40,.04);text-decoration:none;color:var(--text)}
.stat strong{font-size:1.9rem;font-weight:600;line-height:1.2;color:#101828}
a.stat:hover{border-color:var(--brand);background:#f7f9ff}
.bar{display:grid;grid-template-columns:10rem minmax(0,1fr) 2.5rem;align-items:center;gap:.8rem;padding:.35rem 0}
.bar>div{height:.7rem;background:#eef1f6;border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--brand);border-radius:99px}
.bar b{text-align:right;font-weight:600}
.pill.approved{background:var(--ok-bg);border-color:var(--ok-line);color:var(--ok)}.pill.approved::before{background:#12b76a}
.pill.pending{background:var(--warn-bg);border-color:var(--warn-line);color:var(--warn)}.pill.pending::before{background:#f79009}
.pill.rejected{background:var(--danger-bg);border-color:#fecdca;color:var(--danger)}.pill.rejected::before{background:#f04438}
.row-actions{display:flex;gap:.5rem;flex-wrap:wrap}