/* Layout: dark navy top bar, blue gradient hero with the period controls, pill navigation, then one working area. Colours follow the PKF Tasks app; numbers and the txt file use a mono face. */
:root{
  --bg:#EFF3FA; --surface:#FFFFFF; --surface2:#F5F8FD; --ink:#0F1B3D; --muted:#5B6A8C; --line:#D8E0EE;
  --brand:#0A3CE6; --on-brand:#FFFFFF; --accent:#0B7FB8; --accent-soft:#E2F1FA;
  --bar:#FFFFFF; --bar-line:#D8E0EE; --bar-ink:#0F1B3D; --hero-a:#0C2E9C; --hero-b:#1496CF; --pill:#FFFFFF; --pill-line:#D8E0EE; --pill-ink:#0F1B3D;
  --good:#1D7A4B; --good-soft:#E3F3EA; --warn:#9A5200; --warn-soft:#FDF0DC; --bad:#B3261E; --bad-soft:#FBE7E5;
  --f-ui:'Arimo','Arial','Sarabun','IBM Plex Sans Thai','Noto Sans Thai',system-ui,sans-serif; --f-mono:'IBM Plex Mono',ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0A1230; --surface:#101B45; --surface2:#15235A; --ink:#E8EEFF; --muted:#9DB0E0; --line:#243574;
  --brand:#2F63FF; --on-brand:#FFFFFF; --accent:#4FC3F7; --accent-soft:#0F2C5C;
  --bar:#0C1747; --bar-line:#22337A; --bar-ink:#E8EEFF; --hero-a:#0A2E7A; --hero-b:#0E6FA3; --pill:#0F1C4A; --pill-line:#26387F; --pill-ink:#C9D6FF;
  --good:#5CCB8D; --good-soft:#0F3322; --warn:#F0B35C; --warn-soft:#3A2A10; --bad:#FF8F86; --bad-soft:#40181A; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0A1230; --surface:#101B45; --surface2:#15235A; --ink:#E8EEFF; --muted:#9DB0E0; --line:#243574;
  --brand:#2F63FF; --on-brand:#FFFFFF; --accent:#4FC3F7; --accent-soft:#0F2C5C;
  --bar:#0C1747; --bar-line:#22337A; --bar-ink:#E8EEFF; --hero-a:#0A2E7A; --hero-b:#0E6FA3; --pill:#0F1C4A; --pill-line:#26387F; --pill-ink:#C9D6FF;
  --good:#5CCB8D; --good-soft:#0F3322; --warn:#F0B35C; --warn-soft:#3A2A10; --bad:#FF8F86; --bad-soft:#40181A; color-scheme:dark}
*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font:14px/1.5 var(--f-ui);margin:0}
.in{max-width:1180px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{margin:0;font-weight:600;text-wrap:balance}
h2{font-size:18px} h3{font-size:14px}
button,input,select,textarea{font:inherit;color:inherit}
.bar{background:var(--bar);border-bottom:1px solid var(--bar-line);color:var(--bar-ink)}
.bar .in{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;padding-block:12px}
.ent{display:flex;align-items:center;gap:10px;border:1px solid var(--bar-line);border-radius:10px;padding:6px 14px 6px 8px;min-width:0}
.ent .bd{background:var(--brand);color:#fff;border-radius:7px;width:34px;height:34px;display:grid;place-items:center;font:700 11px var(--f-ui);flex:none}
.ent small{display:block;font-size:10px;letter-spacing:.1em;color:var(--muted);line-height:1.2} .ent b{display:block;font-size:14px;line-height:1.25;font-weight:600}
.tag{font-size:12px;padding:3px 9px;border-radius:99px;background:var(--warn-soft);color:var(--warn)}
.bar .seg{margin-left:auto;border-color:var(--bar-line)} .bar .seg button{color:var(--bar-ink);opacity:.75} .bar .seg button[aria-pressed="true"]{opacity:1;color:#fff}
.hero{background:linear-gradient(100deg,var(--hero-a),var(--hero-b));color:#fff}
.hero .in{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:14px 24px;padding-block:28px 26px}
.eyebrow{font-size:12px;letter-spacing:.12em;opacity:.85}
.hero h1{font-size:30px;line-height:1.2;margin:6px 0 4px}
.hero p{margin:0;opacity:.92}
.period{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.period label{font-size:12px;color:#fff;opacity:.85}
.hero select,.hero input{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.4);color:#fff}
.hero select option{color:#111;background:#fff}
.hero select:focus-visible,.hero input:focus-visible{outline-color:#fff}
nav{display:flex;flex-wrap:wrap;gap:10px;padding-block:18px 4px}
nav button{all:unset;cursor:pointer;display:inline-flex;align-items:center;gap:8px;padding:9px 20px;border-radius:99px;background:var(--pill);border:1px solid var(--pill-line);color:var(--pill-ink);font-weight:500}
nav button:hover{border-color:var(--brand)}
nav button[aria-current="page"]{background:var(--brand);border-color:var(--brand);color:#fff}
nav button:focus-visible,.btn:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
nav button[aria-current="page"] .n{background:#fff;color:var(--brand)}
nav .n{background:var(--accent-soft);color:var(--accent);border-radius:99px;font:700 11px var(--f-mono);min-width:20px;height:20px;display:inline-grid;place-items:center;padding:0 6px}
main{min-width:0;display:flex;flex-direction:column;gap:16px;padding-block:14px 48px}
.head{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;justify-content:space-between}
.head p{margin:2px 0 0;color:var(--muted);font-size:13px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:16px;min-width:0}
.panel.flat{padding:0;overflow:hidden}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.btn{white-space:nowrap;cursor:pointer;border:1px solid var(--line);background:var(--surface);padding:7px 13px;border-radius:6px;font-weight:500}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--brand);color:var(--on-brand);border-color:var(--brand)}
.btn.sm{padding:3px 9px;font-size:12px} .btn.danger{color:var(--bad)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
input,select,textarea{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:6px 9px;min-width:0;max-width:100%}
input[readonly]{background:var(--surface2);color:var(--muted)}
.num,td.num,th.num{text-align:right;font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.mono{font-family:var(--f-mono)}
.scroll{overflow-x:auto}
table{border-collapse:collapse;width:100%}
th,td{padding:8px 12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;font-weight:600;color:var(--muted);background:var(--surface2);white-space:nowrap}
tbody tr:hover{background:var(--surface2)}
tfoot td{font-weight:600;background:var(--surface2)}
.badge{display:inline-block;font:500 12px var(--f-mono);padding:1px 8px;border-radius:4px;background:var(--accent-soft);color:var(--accent)}
.badge.b3{background:var(--warn-soft);color:var(--warn)}
.st{font-size:12px;padding:2px 8px;border-radius:99px;white-space:nowrap}
.st.ok{background:var(--good-soft);color:var(--good)} .st.warn{background:var(--warn-soft);color:var(--warn)} .st.bad{background:var(--bad-soft);color:var(--bad)}
.kpis{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:12px}
.kpi small{display:block;color:var(--muted);font-size:12px} .kpi b{font:500 20px var(--f-mono);font-variant-numeric:tabular-nums}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.fields label,.lbl{display:flex;flex-direction:column;gap:3px;font-size:12px;color:var(--muted)}
.fields input,.fields select{color:var(--ink);font-size:14px}
.span2{grid-column:span 2} .span-all{grid-column:1/-1}
.lines{display:grid;gap:8px;margin-top:12px}
.line{display:grid;grid-template-columns:minmax(150px,2fr) 70px minmax(110px,1fr) minmax(100px,1fr) 150px 32px;gap:8px;align-items:end}
.hint{font-size:12px;color:var(--muted)} .err{color:var(--bad);font-size:12px}
.issues{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.issues li{display:flex;gap:8px;align-items:baseline;font-size:13px}
.pre{font:12.5px/1.6 var(--f-mono);white-space:pre;overflow-x:auto;background:var(--surface2);border:1px solid var(--line);border-radius:6px;padding:12px;max-height:340px;overflow-y:auto;margin:0}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:6px;overflow:hidden}
.seg button{all:unset;cursor:pointer;padding:6px 12px;font-weight:500;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--brand);color:var(--on-brand)}
.seg button:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
details summary{cursor:pointer;font-weight:600}
.empty{padding:28px 16px;text-align:center;color:var(--muted)}
.note{font-size:12px;color:var(--muted);margin:0}
/* certificate */
.cert{background:#fff;color:#111;border:1.5px solid #222;padding:18px 22px;font-size:13px;max-width:760px;margin:0 auto;line-height:1.55}
.cert .c-h{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-bottom:1px solid #222;padding-bottom:8px}
.cert .c-t{text-align:center;font-weight:600;font-size:15px}
.cert .box{border:1px solid #222;padding:8px 10px;margin-top:8px}
.cert table{border:1px solid #222} .cert th,.cert td{border:1px solid #222;background:#fff;color:#111;padding:5px 8px}
.cert th{text-align:center;font-weight:600}
.cert .ck{font-family:var(--f-mono)}
.cert .sig{display:flex;justify-content:flex-end;margin-top:16px;text-align:center}
.cert .sig div{width:240px;border-top:1px dotted #222;padding-top:4px}

/* certificate paper: always black on white, 560 x 794 px = half of an A4 landscape sheet */
.cp{position:relative;width:560px;height:794px;padding:18px 26px 10px;background:#fff;color:#000;font:9.6px/1.3 'Arimo','Sarabun','IBM Plex Sans Thai','Loma',sans-serif;overflow:hidden;box-sizing:border-box;text-align:left}
.cp b{font-weight:700}
.cp .n1{font-size:9.6px;line-height:1.4}
.cp .hd{position:relative;margin-top:4px;height:42px}
.cp .tt{text-align:center;font-weight:700;font-size:12.5px}
.cp .bk{position:absolute;right:0;top:6px;font-size:9.6px;line-height:1.5}
.cp .seq{position:absolute;right:26px;top:6px;font:500 9px 'IBM Plex Mono',monospace;border:1px solid #000;padding:0 5px}
.cp .pt{margin-top:2px}
.cp .rw{display:flex;justify-content:space-between;gap:8px}
.cp .fm{display:flex;gap:18px;margin-top:2px}
.cp .fg{display:grid;grid-template-columns:repeat(4,auto);gap:0 12px;justify-content:start}
.cp .bx{display:inline-block;width:8px;height:8px;border:1px solid #000;margin-right:3px;vertical-align:-1px;text-align:center;font-size:8px;line-height:7px}
.cp .tb{width:100%;border-collapse:collapse;border:1px solid #000;margin-top:6px;table-layout:fixed}
.cp .tb th{font-size:9px;font-weight:400;color:#000;background:#fff;text-align:center;border:1px solid #000;padding:3px 2px;line-height:1.2;white-space:normal}
.cp .tb td{padding:0.5px 4px;border:0;border-left:1px solid #000;border-right:1px solid #000;vertical-align:top;word-break:normal;overflow-wrap:anywhere;font-size:9.3px}
.cp .tb tbody tr:hover{background:transparent}
.cp .tb td.sm{padding-left:10px;font-size:9px}
.cp .tb .r{text-align:right} .cp .tb .c{text-align:center}
.cp .tb tr.fill td{height:6px}
.cp .tb tr.tot td{border-top:1px solid #000;border-bottom:1px solid #000;font-size:9.6px}
.cp .ft{margin-top:4px;font-size:8.6px;line-height:1.28}
.cp .fg2{display:flex;gap:16px;margin-top:2px}
.cp .sg{display:flex;justify-content:space-between;gap:10px;margin-top:3px;font-size:9px;line-height:1.35}
.cp .sgr{text-align:center;white-space:nowrap}
.cp .nt{display:flex;gap:10px;margin-top:6px;font-size:8.6px;line-height:1.35;align-items:flex-start}
.cp .stamp{flex:none;width:54px;height:54px;border:1px solid #000;border-radius:50%;display:flex;align-items:center;justify-content:center;text-align:center;font-size:8px;line-height:1.2}
.cp .wm{position:absolute;left:0;right:0;top:300px;text-align:center;font:400 88px/1 'Arimo','Sarabun',sans-serif;color:rgba(0,0,0,.11);letter-spacing:6px;pointer-events:none}
/* download dialog */
.ov{position:fixed;inset:0;background:rgba(10,20,30,.5);display:flex;align-items:center;justify-content:center;padding:16px;z-index:50}
.dlg{background:var(--surface);color:var(--ink);border-radius:12px;width:100%;max-width:440px;box-shadow:0 12px 40px rgba(0,0,0,.35)}
.dh{display:flex;justify-content:space-between;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line)}
.dh h3{font-size:17px} .dh p{margin:2px 0 0;color:var(--muted);font-size:12px}
.dh .x{all:unset;cursor:pointer;font-size:22px;line-height:1;color:var(--muted);padding:0 4px}
.dh .x:focus-visible{outline:2px solid var(--accent)}
.dbd{padding:16px 20px;display:flex;flex-direction:column;gap:2px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ck2{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;padding:10px 12px;cursor:pointer;font-weight:500}
.ck2.on{border-color:var(--brand);background:var(--accent-soft)}
.ck2 input{accent-color:var(--brand);width:16px;height:16px}
.sw{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0 0;cursor:pointer}
.sw b{display:block;font-weight:600} .sw small{display:block;color:var(--muted);font-size:12px}
.sw input{appearance:none;flex:none;width:44px;height:24px;border-radius:99px;background:var(--line);position:relative;cursor:pointer;border:0;padding:0}
.sw input::after{content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;border-radius:50%;background:var(--surface);box-shadow:0 1px 2px rgba(0,0,0,.3);transition:left .15s}
.sw input:checked{background:var(--brand)} .sw input:checked::after{left:23px}
.dfo{display:flex;align-items:center;justify-content:flex-end;gap:10px;padding:14px 20px;border-top:1px solid var(--line)}
.dfo .hint{margin-right:auto}
@media (max-width:860px){
  nav{flex-wrap:nowrap;overflow-x:auto}
  nav button{white-space:nowrap}
  .hero h1{font-size:24px}
  .line{grid-template-columns:1fr 1fr}
  .kpis{grid-template-columns:1fr}
  .span2{grid-column:auto}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
.ent select{background:transparent;border:0;font-weight:600;font-size:14px;max-width:min(320px,calc(62vw / var(--z,1)));padding:0;color:var(--bar-ink);cursor:pointer;text-overflow:ellipsis}
.ent select option{color:#111;background:#fff}
.who{display:inline-flex;align-items:center;gap:8px;font-weight:500}
.tag.role{background:var(--accent-soft);color:var(--accent)}
.chip{display:inline-block;font-size:11px;padding:1px 8px;border-radius:99px;background:var(--accent-soft);color:var(--accent);white-space:nowrap}
.muted{color:var(--muted)} #whName[hidden]{display:none!important}
.chk{display:inline-flex;flex-direction:row!important;align-items:center;gap:6px;font-size:13px!important;color:var(--ink)!important}
.gate .ent,.gate .who,.gate .tag,.gate .hero,.gate #nav{display:none}
.nohero .hero{display:none}
.gatebox{max-width:560px;margin:32px auto}
.ulist{display:grid;gap:8px}
.ubtn{all:unset;box-sizing:border-box;cursor:pointer;display:grid;grid-template-columns:1fr auto;gap:2px 10px;padding:10px 14px;border:1px solid var(--line);border-radius:8px;background:var(--surface2)}
.ubtn:hover{border-color:var(--brand)} .ubtn:focus-visible{outline:2px solid var(--accent)}
.ubtn small{grid-column:1;color:var(--muted)} .ubtn .chip{grid-column:2;grid-row:1/3;align-self:center}
.roles{display:grid;gap:8px;margin-top:10px} .roles div{display:grid;grid-template-columns:90px 1fr;gap:10px;font-size:13px} .roles span{color:var(--muted)}
@media (max-width:640px){.roles div{grid-template-columns:1fr}}
/* English forms: blue frame on white paper, like the Revenue Department originals */
.efprev{display:flex;flex-direction:column;gap:14px}
.efw{background:#fff;border:1px solid var(--line);flex:none;overflow:hidden}
.efw.p{width:calc(794px*.62);height:calc(1123px*.62)} .efw.l{width:calc(1123px*.62);height:calc(794px*.62)}
.efz{transform:scale(.62);transform-origin:0 0;width:max-content}
.ef{--c:#14298f;position:relative;background:#fff;color:#000;font:12px/1.35 'Arimo','Sarabun',sans-serif;box-sizing:border-box;overflow:hidden}
.ef.pt{width:794px;height:1123px;padding:48px 52px} .ef.ls{width:1123px;height:794px;padding:22px 28px}
.ef b{font-weight:700} .ef .sm{font-size:10.5px;color:var(--c)} .ef span,.ef .sm{color:var(--c)}
.ef .box{border:1px solid var(--c);height:100%;display:flex;flex-direction:column}
.ef .box>div{border-bottom:1px solid var(--c)} .ef .box>div:last-child{border-bottom:0;flex:1}
.ef .r1,.ef .r2{display:grid;grid-template-columns:1.35fr 1fr}
.ef .r1 .c1,.ef .r2 .c1{padding:8px 10px;border-right:1px solid var(--c)}
.ef .big{font-size:17px;color:var(--c);display:block} .ef .frm{color:var(--c);font-size:15px;margin-left:10px}
.ef .c2 .off{text-align:center;color:var(--c);padding:6px;border-bottom:1px solid var(--c)}
.ef .rc{display:grid;grid-template-columns:70px 1fr;color:var(--c);height:70px} .ef .rc>span{display:grid;place-items:center;border-right:1px solid var(--c)}
.ef .rc>div>div{height:35px;padding:6px 8px;border-bottom:1px solid var(--c);color:var(--c)} .ef .rc>div>div:last-child{border:0}
.ef .idl{margin:5px 0 0;color:var(--c);white-space:nowrap} .ef .idl .r{margin-left:14px}
.ef .bxs{display:inline-flex;vertical-align:middle} .ef .bxs i{display:inline-block;width:12px;height:16px;border:1px solid var(--c);font-style:normal;text-align:center;line-height:16px;font-size:11px;color:#000;margin-right:-1px}
.ef u{text-decoration:none;color:var(--c);margin:0 2px}
.ef .val{margin:6px 0 2px;font-weight:600;border-bottom:1px dotted var(--c);min-height:18px}
.ef .adr{margin-top:6px} .ef .adr>b{color:var(--c)}
.ef .ln{display:flex;gap:6px;align-items:baseline;margin-top:7px;color:var(--c)} .ef .ln b{flex:1;color:#000;font-weight:500;border-bottom:1px dotted var(--c);min-height:15px;padding:0 3px} .ef .ln b.s{flex:.5}
.ef .r2 .c2{display:grid;grid-template-rows:auto 1fr}
.ef .prx{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--c);min-height:120px;color:var(--c);font-size:11px}
.ef .prx>div{padding:6px;border-right:1px solid var(--c);min-width:0;word-break:break-word} .ef .prx>div:last-child{border:0}
.ef .fil{padding:10px 8px;color:var(--c)}
.ef .cb{display:inline-block;width:12px;height:12px;border:1px solid var(--c);text-align:center;line-height:11px;font-size:11px;font-weight:700;color:#000;margin-right:4px;vertical-align:-2px}
.ef .rcp{padding:12px 24px;color:var(--c);font-size:11px} .ef .rcp .b{display:flex;justify-content:space-between;margin-top:8px} .ef .rcp .c{text-align:right;margin-top:8px}
.ef .r4{display:grid;grid-template-columns:.8fr 1.6fr;padding:12px 20px;gap:14px;color:var(--c)}
.ef .rm>div{margin-top:7px} .ef .mg{display:grid;grid-template-columns:repeat(4,auto);gap:4px 14px;margin-top:8px;font-size:11px} .ef .mg>div>div{margin-top:7px}
.ef .yr{color:#000;text-decoration:underline}
.ef .r5{padding:10px 20px;display:flex;flex-direction:column;gap:6px;color:var(--c)} .ef .ctr{text-align:center} .ef .u{color:#000;text-decoration:underline}
.ef .sum{margin-top:8px} .ef .sr{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid var(--c);padding:7px 0;color:var(--c)} .ef .sr b{color:#000;font-weight:600;white-space:nowrap} .ef .sr.lt .w{white-space:normal;text-align:right;font-weight:500}
.ef .cert{margin-top:14px;text-align:center;font-size:11px} .ef .fd{text-align:center;margin-top:12px}
/* attachment */
.ef .ah{display:flex;justify-content:space-between;align-items:flex-start;color:var(--c)} .ef .at{font:700 20px 'Arimo','Sarabun',sans-serif;color:var(--c)}
.ef .ai{text-align:left;font-size:11.5px;color:var(--c)} .ef .ai>div{margin-bottom:2px}
.ef .idb{display:inline-block;min-width:150px;height:17px;border:1px solid var(--c);vertical-align:middle;padding:0 4px;color:#000;font-size:11px;line-height:16px;font-family:'IBM Plex Mono',monospace} .ef .idb.w1{min-width:260px} .ef .idb.w2{min-width:140px} .ef .idb.w3{min-width:60px}
.ef .at2{width:100%;border-collapse:collapse;table-layout:fixed;margin-top:6px;border:1px solid var(--c);color:var(--c)}
.ef .at2 th{white-space:normal;font-weight:400;font-size:10.5px;border:1px solid var(--c);padding:3px 4px;text-align:center;line-height:1.25;background:#fff;color:var(--c)} .ef .at2 th.l{text-align:left}
.ef .at2 td{border:1px solid var(--c);vertical-align:top;height:78px;padding:2px 4px;color:#000;font-size:11px}
.ef .at2 td.no{text-align:center;color:var(--c);font-size:12px;padding-top:24px} .ef .at2 td.c{text-align:center} .ef .at2 td.n{text-align:right}
.ef .at2 td>div{line-height:1.45} .ef .rcp2 .ids{display:flex;gap:30px;margin-bottom:2px} .ef .rcp2 .idb{min-width:170px;height:16px}
.ef .nmx{display:flex;gap:6px;align-items:baseline;color:var(--c);line-height:1.4} .ef .nmx b{flex:1;font-weight:500;color:#000;border-bottom:1px dotted var(--c);min-height:14px;white-space:normal;overflow:hidden;max-height:15px} .ef .nmx b.sa{font-size:10px}
.ef .at2 tfoot td{height:26px;font-size:10.5px;padding:3px 4px;border:1px solid var(--c)} .ef .at2 tfoot td.tl{border-right:1px solid var(--c);color:var(--c);text-align:left} .ef .at2 tfoot td.n{font-weight:600;text-align:right}
.ef .ft{display:grid;grid-template-columns:1.25fr 1fr;border:1px solid var(--c);border-top:0;color:var(--c);font-size:10.5px;line-height:1.5} .ef .nt,.ef .sg{padding:6px 10px} .ef .nt{border-right:1px solid var(--c)} .ef .gt{margin-top:6px;color:#000;font-size:10px}
.cp .sl{display:inline-block;position:relative;min-width:190px;height:12px;border-bottom:1px dotted #000;text-align:center;vertical-align:baseline;margin:0 4px;line-height:1.2;font-weight:600}
.cp .sl.img{height:26px}.cp .sgi{position:absolute;left:50%;transform:translateX(-50%);bottom:0;max-height:26px;max-width:170px;object-fit:contain}
.cp .stamp.pic{border:0;border-radius:0;width:56px;height:56px}.cp .sli{max-width:56px;max-height:56px;object-fit:contain}
.ef .sgbox{display:flex;gap:10px;align-items:flex-start}.ef .csl{flex:none;width:64px;height:64px;border:1px solid var(--c);border-radius:50%;display:grid;place-items:center;text-align:center;font-size:8px;line-height:1.2;color:var(--c)}
.ef .csl.pic{border:0;border-radius:0}.ef .sli{max-width:64px;max-height:64px;object-fit:contain}
.ef .sl{display:inline-block;position:relative;min-width:150px;height:14px;border-bottom:1px dotted var(--c);text-align:center;margin:0 4px;color:#000;font-weight:600;vertical-align:baseline}
.ef .sl2{color:#000;font-weight:600}
.ef .sl.img{height:28px}.ef .sgi{position:absolute;left:50%;transform:translateX(-50%);bottom:0;max-height:28px;max-width:140px;object-fit:contain}
.sigpv{display:flex;align-items:center;gap:10px;margin-top:8px}.sigpv img{max-height:70px;max-width:150px;object-fit:contain;background:repeating-conic-gradient(#e8e8e8 0 25%,#fff 0 50%) 0 0/12px 12px;border:1px solid var(--line);border-radius:6px}
.bar .in>*,.hero .in>*,#nav,#main,.dlg{zoom:var(--z,1)}
#fsz button{padding:3px 10px;line-height:1.4}
@media (max-width:640px){.grid2{grid-template-columns:1fr!important}.fields{grid-template-columns:1fr!important}.row{flex-wrap:wrap}}
#certSel{width:100%;min-width:0;max-width:100%}.row>.lbl{min-width:0;max-width:100%}.grid2>*{min-width:0}.lbl select,.lbl input{max-width:100%}
.um{position:relative}
.umb{all:unset;box-sizing:border-box;cursor:pointer;padding:7px 14px;border:1px solid var(--bar-line);border-radius:10px;font-weight:500;color:var(--bar-ink);white-space:nowrap}
.umb:hover{border-color:var(--muted)} .umb:focus-visible{outline:2px solid var(--accent)}
.umm{position:absolute;right:0;top:calc(100% + 8px);min-width:300px;background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.28);z-index:40;padding:6px;display:flex;flex-direction:column}
.umm .ume{padding:8px 12px;color:var(--muted);font-size:12px;border-bottom:1px solid var(--line);margin-bottom:4px}
.umm>button{all:unset;box-sizing:border-box;cursor:pointer;padding:9px 12px;border-radius:6px;color:var(--ink)}
.umm>button:hover,.umm>button:focus-visible{background:var(--surface2)} .umm>button:focus-visible{outline:2px solid var(--accent)}
.umf span{white-space:nowrap}.umf{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:6px 12px;color:var(--muted);font-size:13px}
.umm .seg button{color:var(--ink);padding:3px 9px} .umm .seg button[aria-pressed="true"]{color:var(--on-brand)}
.gate .um{display:none}
@media (max-width:640px){.umm{right:auto;left:0}}
.sumline{margin:4px 0 0;font-size:14px;color:var(--muted)} .sumline b{color:var(--ink);font-variant-numeric:tabular-nums}
tr.tot td{border-top:2px solid var(--line);background:var(--surface2)}
.sp{width:1123px;height:794px;box-sizing:border-box;padding:30px 36px;background:#fff;color:#000;font:13px/1.35 'Arimo','Sarabun','IBM Plex Sans Thai',sans-serif;position:relative;overflow:hidden}
.sph{display:flex;justify-content:space-between;align-items:flex-end;border-bottom:2px solid #14298f;padding-bottom:8px;margin-bottom:12px}
.sph b{font-size:17px;color:#14298f}.sps{font-size:12px;color:#444}.spr{text-align:right}
.spx{width:100%;border-collapse:collapse;table-layout:fixed;font-size:12px}
.spx th{background:#eef1fb;border:1px solid #9aa4cf;padding:5px 6px;text-align:left;font-weight:700}
.spx td{border:1px solid #c3c8de;padding:0 6px;height:28px;vertical-align:middle}
.spx.main th:nth-child(1){width:34px}.spx.main th:nth-child(2){width:96px}.spx.main th:nth-child(3){width:84px}.spx.main th:nth-child(4){width:270px}.spx.main th:nth-child(5){width:130px}.spx.main th:nth-child(6){width:40px}.spx.main th:nth-child(8){width:60px}.spx.main th:nth-child(9),.spx.main th:nth-child(10){width:104px}
.spx .n{text-align:right;font-variant-numeric:tabular-nums}.spx .c{text-align:center}.spx .nw{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.spx tr.tt td{font-weight:700;background:#f4f5fa}
.spt{font-weight:700;margin:18px 0 6px;color:#14298f;font-size:14px}
.spf{position:absolute;right:36px;bottom:16px;font-size:11px;color:#555}
.err{color:var(--bad)} .ok{color:var(--good)}
.notice{border:1px solid var(--good);background:var(--good-soft);color:var(--ink);border-radius:10px;padding:12px 14px;margin-bottom:14px}
.notice code{font:600 16px var(--f-mono);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:2px 8px;user-select:all}
.pend{color:var(--warn);font-size:12px}
.bar .seg+.seg{margin-left:8px}

/* Step 3: certificate paper and options */
/* certificate paper: always black on white, 560 x 794 px = half of an A4 landscape sheet */
.cp{position:relative;width:560px;height:794px;padding:18px 26px 10px;background:#fff;color:#000;font:9.6px/1.3 'Arimo','Sarabun','IBM Plex Sans Thai','Loma',sans-serif;overflow:hidden;box-sizing:border-box;text-align:left}
.cp b{font-weight:700}
.cp .n1{font-size:9.6px;line-height:1.4}
.cp .hd{position:relative;margin-top:4px;height:42px}
.cp .tt{text-align:center;font-weight:700;font-size:12.5px}
.cp .bk{position:absolute;right:0;top:6px;font-size:9.6px;line-height:1.5}
.cp .seq{position:absolute;right:26px;top:6px;font:500 9px 'IBM Plex Mono',monospace;border:1px solid #000;padding:0 5px}
.cp .pt{margin-top:2px}
.cp .rw{display:flex;justify-content:space-between;gap:8px}
.cp .fm{display:flex;gap:18px;margin-top:2px}
.cp .fg{display:grid;grid-template-columns:repeat(4,auto);gap:0 12px;justify-content:start}
.cp .bx{display:inline-block;width:8px;height:8px;border:1px solid #000;margin-right:3px;vertical-align:-1px;text-align:center;font-size:8px;line-height:7px}
.cp .tb{width:100%;border-collapse:collapse;border:1px solid #000;margin-top:6px;table-layout:fixed}
.cp .tb th{font-size:9px;font-weight:400;color:#000;background:#fff;text-align:center;border:1px solid #000;padding:3px 2px;line-height:1.2;white-space:normal}
.cp .tb td{padding:0.5px 4px;border:0;border-left:1px solid #000;border-right:1px solid #000;vertical-align:top;word-break:normal;overflow-wrap:anywhere;font-size:9.3px}
.cp .tb tbody tr:hover{background:transparent}
.cp .tb td.sm{padding-left:10px;font-size:9px}
.cp .tb .r{text-align:right} .cp .tb .c{text-align:center}
.cp .tb tr.fill td{height:6px}
.cp .tb tr.tot td{border-top:1px solid #000;border-bottom:1px solid #000;font-size:9.6px}
.cp .ft{margin-top:4px;font-size:8.6px;line-height:1.28}
.cp .fg2{display:flex;gap:16px;margin-top:2px}
.cp .sg{display:flex;justify-content:space-between;gap:10px;margin-top:3px;font-size:9px;line-height:1.35}
.cp .sgr{text-align:center;white-space:nowrap}
.cp .nt{display:flex;gap:10px;margin-top:6px;font-size:8.6px;line-height:1.35;align-items:flex-start}
.cp .stamp{flex:none;width:54px;height:54px;border:1px solid #000;border-radius:50%;display:flex;align-items:center;justify-content:center;text-align:center;font-size:8px;line-height:1.2}
.cp .wm{position:absolute;left:0;right:0;top:300px;text-align:center;font:400 88px/1 'Arimo','Sarabun',sans-serif;color:rgba(0,0,0,.11);letter-spacing:6px;pointer-events:none}

.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ck2{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:8px;padding:10px 12px;cursor:pointer;font-weight:500}
.ck2.on{border-color:var(--brand);background:var(--accent-soft)}
.ck2 input{accent-color:var(--brand);width:16px;height:16px}
.sw{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0 0;cursor:pointer}
.sw b{display:block;font-weight:600} .sw small{display:block;color:var(--muted);font-size:12px}
.sw input{appearance:none;flex:none;width:44px;height:24px;border-radius:99px;background:var(--line);position:relative;cursor:pointer;border:0;padding:0}
.sw input::after{content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;border-radius:50%;background:var(--surface);box-shadow:0 1px 2px rgba(0,0,0,.3);transition:left .15s}
.sw input:checked{background:var(--brand)} .sw input:checked::after{left:23px}
.cp .sl.img{height:26px}.cp .sgi{position:absolute;left:50%;transform:translateX(-50%);bottom:0;max-height:26px;max-width:170px;object-fit:contain}
.cp .stamp.pic{border:0;border-radius:0;width:56px;height:56px}.cp .sli{max-width:56px;max-height:56px;object-fit:contain}
.sigpv{display:flex;align-items:center;gap:10px;margin-top:8px}.sigpv img{max-height:70px;max-width:150px;object-fit:contain;background:repeating-conic-gradient(#e8e8e8 0 25%,#fff 0 50%) 0 0/12px 12px;border:1px solid var(--line);border-radius:6px}
.cp .sl{display:inline-block;position:relative;min-width:190px;height:12px;border-bottom:1px dotted #000;text-align:center;vertical-align:baseline;margin:0 4px;line-height:1.2;font-weight:600}
.efprev{display:flex;flex-direction:column;gap:14px}
.efw{background:#fff;border:1px solid var(--line);flex:none;overflow:hidden}
.efw.p{width:calc(794px*.62);height:calc(1123px*.62)} .efw.l{width:calc(1123px*.62);height:calc(794px*.62)}
.efz{transform:scale(.62);transform-origin:0 0;width:max-content}
.ef{--c:#14298f;position:relative;background:#fff;color:#000;font:12px/1.35 'Arimo','Sarabun',sans-serif;box-sizing:border-box;overflow:hidden}
.ef.pt{width:794px;height:1123px;padding:48px 52px} .ef.ls{width:1123px;height:794px;padding:22px 28px}
.ef b{font-weight:700} .ef .sm{font-size:10.5px;color:var(--c)} .ef span,.ef .sm{color:var(--c)}
.ef .box{border:1px solid var(--c);height:100%;display:flex;flex-direction:column}
.ef .box>div{border-bottom:1px solid var(--c)} .ef .box>div:last-child{border-bottom:0;flex:1}
.ef .r1,.ef .r2{display:grid;grid-template-columns:1.35fr 1fr}
.ef .r1 .c1,.ef .r2 .c1{padding:8px 10px;border-right:1px solid var(--c)}
.ef .big{font-size:17px;color:var(--c);display:block} .ef .frm{color:var(--c);font-size:15px;margin-left:10px}
.ef .c2 .off{text-align:center;color:var(--c);padding:6px;border-bottom:1px solid var(--c)}
.ef .rc{display:grid;grid-template-columns:70px 1fr;color:var(--c);height:70px} .ef .rc>span{display:grid;place-items:center;border-right:1px solid var(--c)}
.ef .rc>div>div{height:35px;padding:6px 8px;border-bottom:1px solid var(--c);color:var(--c)} .ef .rc>div>div:last-child{border:0}
.ef .idl{margin:5px 0 0;color:var(--c);white-space:nowrap} .ef .idl .r{margin-left:14px}
.ef .bxs{display:inline-flex;vertical-align:middle} .ef .bxs i{display:inline-block;width:12px;height:16px;border:1px solid var(--c);font-style:normal;text-align:center;line-height:16px;font-size:11px;color:#000;margin-right:-1px}
.ef u{text-decoration:none;color:var(--c);margin:0 2px}
.ef .val{margin:6px 0 2px;font-weight:600;border-bottom:1px dotted var(--c);min-height:18px}
.ef .adr{margin-top:6px} .ef .adr>b{color:var(--c)}
.ef .ln{display:flex;gap:6px;align-items:baseline;margin-top:7px;color:var(--c)} .ef .ln b{flex:1;color:#000;font-weight:500;border-bottom:1px dotted var(--c);min-height:15px;padding:0 3px} .ef .ln b.s{flex:.5}
.ef .r2 .c2{display:grid;grid-template-rows:auto 1fr}
.ef .prx{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--c);min-height:120px;color:var(--c);font-size:11px}
.ef .prx>div{padding:6px;border-right:1px solid var(--c);min-width:0;word-break:break-word} .ef .prx>div:last-child{border:0}
.ef .fil{padding:10px 8px;color:var(--c)}
.ef .cb{display:inline-block;width:12px;height:12px;border:1px solid var(--c);text-align:center;line-height:11px;font-size:11px;font-weight:700;color:#000;margin-right:4px;vertical-align:-2px}
.ef .rcp{padding:12px 24px;color:var(--c);font-size:11px} .ef .rcp .b{display:flex;justify-content:space-between;margin-top:8px} .ef .rcp .c{text-align:right;margin-top:8px}
.ef .r4{display:grid;grid-template-columns:.8fr 1.6fr;padding:12px 20px;gap:14px;color:var(--c)}
.ef .rm>div{margin-top:7px} .ef .mg{display:grid;grid-template-columns:repeat(4,auto);gap:4px 14px;margin-top:8px;font-size:11px} .ef .mg>div>div{margin-top:7px}
.ef .yr{color:#000;text-decoration:underline}
.ef .r5{padding:10px 20px;display:flex;flex-direction:column;gap:6px;color:var(--c)} .ef .ctr{text-align:center} .ef .u{color:#000;text-decoration:underline}
.ef .sum{margin-top:8px} .ef .sr{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid var(--c);padding:7px 0;color:var(--c)} .ef .sr b{color:#000;font-weight:600;white-space:nowrap} .ef .sr.lt .w{white-space:normal;text-align:right;font-weight:500}
.ef .cert{margin-top:14px;text-align:center;font-size:11px} .ef .fd{text-align:center;margin-top:12px}
.ef .ah{display:flex;justify-content:space-between;align-items:flex-start;color:var(--c)} .ef .at{font:700 20px 'Arimo','Sarabun',sans-serif;color:var(--c)}
.ef .ai{text-align:left;font-size:11.5px;color:var(--c)} .ef .ai>div{margin-bottom:2px}
.ef .idb{display:inline-block;min-width:150px;height:17px;border:1px solid var(--c);vertical-align:middle;padding:0 4px;color:#000;font-size:11px;line-height:16px;font-family:'IBM Plex Mono',monospace} .ef .idb.w1{min-width:260px} .ef .idb.w2{min-width:140px} .ef .idb.w3{min-width:60px}
.ef .at2{width:100%;border-collapse:collapse;table-layout:fixed;margin-top:6px;border:1px solid var(--c);color:var(--c)}
.ef .at2 th{white-space:normal;font-weight:400;font-size:10.5px;border:1px solid var(--c);padding:3px 4px;text-align:center;line-height:1.25;background:#fff;color:var(--c)} .ef .at2 th.l{text-align:left}
.ef .at2 td{border:1px solid var(--c);vertical-align:top;height:78px;padding:2px 4px;color:#000;font-size:11px}
.ef .at2 td.no{text-align:center;color:var(--c);font-size:12px;padding-top:24px} .ef .at2 td.c{text-align:center} .ef .at2 td.n{text-align:right}
.ef .at2 td>div{line-height:1.45} .ef .rcp2 .ids{display:flex;gap:30px;margin-bottom:2px} .ef .rcp2 .idb{min-width:170px;height:16px}
.ef .nmx{display:flex;gap:6px;align-items:baseline;color:var(--c);line-height:1.4} .ef .nmx b{flex:1;font-weight:500;color:#000;border-bottom:1px dotted var(--c);min-height:14px;white-space:normal;overflow:hidden;max-height:15px} .ef .nmx b.sa{font-size:10px}
.ef .at2 tfoot td{height:26px;font-size:10.5px;padding:3px 4px;border:1px solid var(--c)} .ef .at2 tfoot td.tl{border-right:1px solid var(--c);color:var(--c);text-align:left} .ef .at2 tfoot td.n{font-weight:600;text-align:right}
.ef .ft{display:grid;grid-template-columns:1.25fr 1fr;border:1px solid var(--c);border-top:0;color:var(--c);font-size:10.5px;line-height:1.5} .ef .nt,.ef .sg{padding:6px 10px} .ef .nt{border-right:1px solid var(--c)} .ef .gt{margin-top:6px;color:#000;font-size:10px}
.ef .sgbox{display:flex;gap:10px;align-items:flex-start}.ef .csl{flex:none;width:64px;height:64px;border:1px solid var(--c);border-radius:50%;display:grid;place-items:center;text-align:center;font-size:8px;line-height:1.2;color:var(--c)}
.ef .csl.pic{border:0;border-radius:0}.ef .sli{max-width:64px;max-height:64px;object-fit:contain}
.ef .sl{display:inline-block;position:relative;min-width:150px;height:14px;border-bottom:1px dotted var(--c);text-align:center;margin:0 4px;color:#000;font-weight:600;vertical-align:baseline}
.ef .sl2{color:#000;font-weight:600}
.ef .sl.img{height:28px}.ef .sgi{position:absolute;left:50%;transform:translateX(-50%);bottom:0;max-height:28px;max-width:140px;object-fit:contain}
/* PKF logo chip in the header and login box */
.ent .logo{display:inline-flex;align-items:center;gap:8px;background:#fff;border-radius:8px;padding:5px 10px;flex:none}
.ent .logo img{height:24px;width:auto;display:block}
.ent .logo b{background:#0f377f;color:#fff;border-radius:5px;padding:2px 7px;font:700 13px/1.2 Arial,sans-serif;letter-spacing:.5px}
.gatelogo{display:flex;justify-content:center;margin:0 0 14px}.gatelogo img{height:54px;width:auto}
.gatelogo .wht{align-self:center;margin-left:10px;background:#0f377f;color:#fff;border-radius:7px;padding:4px 12px;font:700 22px/1.2 Arial,sans-serif;letter-spacing:1px}

/* paper never inherits the dark theme: print-safe white background, black text */
.cp table,.cp thead,.cp tbody,.cp tfoot,.cp tr,.cp th,.cp td,.ef table,.ef tr,.ef th,.ef td{background:#fff !important;color:#000 !important}
.ef span,.ef .sm,.ef .big,.ef .frm,.ef u,.ef .at{color:var(--c) !important}
.cp tr.tot td,.cp tr.tot th{background:#fff !important;color:#000 !important;font-weight:700}
@media print{.cp,.ef{-webkit-print-color-adjust:exact;print-color-adjust:exact}}