:root{--navy:#273478;--navy-d:#1b2557;--orange:#F1592A;--ink:#1f2430;--muted:#6b7280;
 --line:#e3e6ec;--bg:#f6f7fa;--ok:#16a34a;--ok-bg:#e8f6ec;--warn:#b45309;--warn-bg:#fef6e7;
 --bad:#b91c1c;--bad-bg:#fdecec;--card:#fff}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Sarabun","TH Sarabun New",system-ui,sans-serif;background:var(--bg);color:var(--ink);font-size:15.5px;line-height:1.6}
a{color:var(--navy);text-decoration:none}
header{background:var(--navy);color:#fff;padding:9px 18px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
header img{height:38px;background:#fff;padding:5px 11px;border-radius:5px}
header .sp{flex:1}
header .who{font-size:13.5px;opacity:.92}
header .who b{background:rgba(255,255,255,.16);padding:2px 9px;border-radius:11px;font-weight:600}
nav{background:var(--navy-d);padding:0 18px;display:flex;gap:2px;overflow-x:auto}
nav a{color:#c9d2ea;padding:9px 14px;font-size:14px;white-space:nowrap;border-bottom:3px solid transparent}
nav a.on{color:#fff;border-bottom-color:var(--orange);background:rgba(255,255,255,.06)}
nav a:hover{color:#fff}
main{max-width:1240px;margin:18px auto;padding:0 18px}
h1{font-size:22px;color:var(--navy);margin-bottom:3px}
h2{font-size:17px;color:var(--navy);margin:18px 0 9px}
.sub{color:var(--muted);font-size:14px;margin-bottom:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:7px;padding:15px 17px;margin-bottom:14px}
.grid{display:grid;gap:13px}.g2{grid-template-columns:1.55fr 1fr}.g3{grid-template-columns:repeat(3,1fr)}
.g6{grid-template-columns:repeat(6,1fr)}
@media(max-width:960px){.g2,.g3,.g6{grid-template-columns:1fr}}
input,select,textarea{font-family:inherit;font-size:15px;padding:8px 11px;border:1px solid #cfd4de;border-radius:5px;width:100%;background:#fff}
input:focus,textarea:focus,select:focus{outline:2px solid var(--navy);border-color:var(--navy)}
textarea{min-height:80px;resize:vertical}
.btn{display:inline-block;background:var(--navy);color:#fff;border:0;border-radius:5px;padding:9px 18px;font-size:15px;cursor:pointer;font-family:inherit}
.btn:hover{background:var(--navy-d)}
.btn.o{background:var(--orange)}.btn.g{background:#fff;color:var(--navy);border:1px solid var(--navy)}
.btn.sm{padding:4px 11px;font-size:13.5px}
table{width:100%;border-collapse:collapse;font-size:14px}
th{background:var(--navy);color:#fff;text-align:left;padding:8px 10px;font-weight:600}
td{border-bottom:1px solid var(--line);padding:7px 10px;vertical-align:top}
tr:hover td{background:#fafbfd}
.tag{display:inline-block;font-size:12.5px;padding:1px 9px;border-radius:11px;border:1px solid}
.tag.ok{background:var(--ok-bg);color:var(--ok);border-color:#bbf7d0}
.tag.warn{background:var(--warn-bg);color:var(--warn);border-color:#fde68a}
.tag.bad{background:var(--bad-bg);color:var(--bad);border-color:#fecaca}
.tag.n{background:#eef1f7;color:var(--navy);border-color:#d6dcea}
.ans{background:#fbfcfe;border-left:4px solid var(--navy);padding:13px 15px;border-radius:0 6px 6px 0;line-height:1.75}
.cite{display:inline-block;background:#e8edf8;color:var(--navy);border:1px solid #c3cee8;border-radius:4px;
 padding:0 6px;font-size:13px;cursor:pointer;margin:0 1px}
.cite:hover{background:var(--navy);color:#fff}
.stat{border:1px solid var(--line);border-radius:7px;padding:10px 13px;background:#fff}
.stat b{display:block;font-size:23px;color:var(--navy);line-height:1.25}
.stat i{font-style:normal;font-size:12.5px;color:var(--muted)}
.hl{background:#fff2b8;padding:1px 2px;border-radius:2px}
.note{font-size:13.5px;color:var(--muted)}
.err{background:var(--bad-bg);border-left:4px solid var(--bad);color:#7f1d1d;padding:9px 13px;border-radius:0 5px 5px 0;margin-bottom:12px}
.okbox{background:var(--ok-bg);border-left:4px solid var(--ok);color:#14532d;padding:9px 13px;border-radius:0 5px 5px 0}
.warnbox{background:var(--warn-bg);border-left:4px solid #f59e0b;color:#7c4a03;padding:9px 13px;border-radius:0 5px 5px 0}
.login{max-width:400px;margin:7vh auto}
.login .card{padding:26px}
.login img{height:46px;display:block;margin:0 auto 18px}
.f{margin-bottom:13px}.f label{display:block;font-size:13.5px;color:var(--muted);margin-bottom:4px}
.right{text-align:right}.center{text-align:center}
.mono{font-family:ui-monospace,monospace;font-size:13px}
.lock{background:#fff9e6;border-color:#fde68a!important}
.pill{font-size:12px;background:#eef1f7;border-radius:10px;padding:1px 8px;color:var(--navy)}

/* ================= Responsive — แก้ปัญหาล้นขอบบนมือถือ ================= */
html,body{max-width:100%;overflow-x:hidden}
img,table,pre{max-width:100%}
.tw{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 -4px;padding:0 4px}
.tw table{min-width:560px}
header img{height:33px}
@media(max-width:820px){
  header{padding:7px 11px;gap:8px}
  header img{height:28px;padding:4px 8px}
  header .who{font-size:12px;width:100%;order:3;padding-top:3px;border-top:1px solid rgba(255,255,255,.16)}
  header .sp{display:none}
  nav{padding:0 6px}
  nav a{padding:8px 9px;font-size:12.5px}
  main{padding:0 11px;margin:12px auto}
  h1{font-size:18px}
  h2{font-size:15.5px}
  .card{padding:11px 12px}
  .grid{gap:9px}
  .g2,.g3,.g6{grid-template-columns:1fr}
  table{font-size:12.5px}
  th,td{padding:5px 6px}
  .tw table{min-width:480px}
  .stat b{font-size:19px}
  .btn{padding:8px 13px;font-size:14px}
  .btn.sm{padding:4px 9px;font-size:12.5px}
  .hbar,.grow{grid-template-columns:1fr}
  input,select,textarea{font-size:16px}   /* กัน iOS ซูมอัตโนมัติ */
  .login{margin:4vh auto;max-width:100%}
  .login .card{padding:18px}
  .login img{height:70px}
  .pill{display:inline-block;margin-bottom:4px}
  .ans{padding:11px 12px}
  form[method=get]{margin-left:0!important;width:100%;margin-top:7px}
  form[method=get] input{width:100%!important}
}
@media(max-width:430px){
  nav a{padding:7px 7px;font-size:11.5px}
  .tw table{min-width:420px}
  th,td{padding:4px 5px;font-size:12px}
}

/* ตราหน่วยงานมุมบนซ้ายเป็นทางลัดกลับหน้าแรก */
header a.home{display:inline-flex;align-items:center;border-radius:4px}
header a.home:focus-visible{outline:2px solid #fff;outline-offset:2px}
header a.home img{transition:opacity .12s}
header a.home:hover img{opacity:.85}

/* หน้าเปิดใช้การยืนยันตัวตนสองปัจจัย */
.qr{text-align:center;padding:14px 0}
.qr svg{max-width:220px;height:auto}
.keybox{background:#eef1f7;border:1px dashed #c3cee8;border-radius:6px;padding:11px 14px;
  font-size:17px;letter-spacing:2px;word-break:break-all;text-align:center;color:var(--navy)}

/* ตัวหมุนระหว่างรอคำตอบ */
.card.loading{display:flex;align-items:center;gap:15px}
.spin{width:26px;height:26px;flex:0 0 26px;border-radius:50%;
  border:3px solid #dfe4f0;border-top-color:var(--orange);
  animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.loadtxt{display:flex;flex-direction:column;gap:2px;min-width:0}
.loadtxt b{color:var(--navy);font-size:15px}
.loadtxt .steps{font-size:13px}
/* เคารพการตั้งค่าลดการเคลื่อนไหวของผู้ใช้ (WCAG 2.3.3) */
@media (prefers-reduced-motion: reduce){
  .spin{animation-duration:2.4s}
}

/* แถบแสดงสัดส่วนโควตา */
.bar{height:6px;background:#e6eaf3;border-radius:3px;overflow:hidden;margin:3px 0;max-width:130px}
.bar i{display:block;height:100%}

/* กล่องแจ้งเมื่อระบบปฏิเสธคำสั่งที่มุ่งเป้าไปที่ตัวระบบ */
.refusebox{font-weight:600}