:root{--bg:#F4F2EC;--card:#fff;--ink:#16202B;--muted:#4A5561;--line:#D9D5CB;--navy:#0E3B5C;--sos:#9B1C1C;--warn:#A8430F;--chip:#B9B3A6}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'IBM Plex Sans Thai',system-ui,-apple-system,'Segoe UI','PingFang SC','Microsoft YaHei','Noto Sans SC',sans-serif;font-size:16px;line-height:1.55}
a{color:var(--navy)}a:hover{color:#0B2A42}
.wrap{max-width:480px;margin:0 auto;padding:16px 16px 32px;display:flex;flex-direction:column;gap:14px}
.top{display:flex;justify-content:space-between;align-items:center}
.brand{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--navy)}
.drill{background:#FFF4D6;border:1px solid #E0B94A;color:#5A4300;border-radius:10px;padding:8px 12px;font-size:14px}
.banner{color:#fff;border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:6px}
.banner .lvl{font-size:38px;font-weight:700;line-height:1.1}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;display:flex;flex-direction:column;gap:8px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.stat .k{font-size:12px;color:var(--muted)}.stat .v{font-family:'IBM Plex Mono',monospace;font-size:22px;font-weight:600}
.mono{font-family:'IBM Plex Mono',monospace}
.muted{color:var(--muted);font-size:13px}
.btn{display:flex;align-items:center;justify-content:center;gap:8px;min-height:48px;border-radius:12px;border:1px solid var(--navy);background:#fff;color:var(--navy);font:inherit;font-weight:600;text-decoration:none;cursor:pointer;padding:8px 14px}
.btn.primary{background:var(--navy);color:#fff}
.btn.sos{background:var(--sos);border-color:var(--sos);color:#fff;min-height:64px;font-size:22px;font-weight:700;border-radius:16px}
.chips{display:grid;gap:8px}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip span{display:flex;align-items:center;min-height:48px;padding:8px 12px;border-radius:12px;border:1px solid var(--chip);background:#fff;font-weight:600;cursor:pointer}
.chip input:checked+span{background:var(--navy);color:#fff;border:2px solid var(--navy)}
.chip input:focus-visible+span{outline:3px solid #E07A1F;outline-offset:2px}
label.field{display:flex;flex-direction:column;gap:4px;font-weight:600}
input[type=text],input[type=tel],input[type=password],textarea,select{font:inherit;padding:10px 12px;border:1px solid var(--chip);border-radius:10px;background:#fff;min-height:44px}
.foot{display:flex;justify-content:center;gap:16px;font-weight:600}
.err{background:#FBE9E7;border:1px solid #C0392B;color:#7A1414;border-radius:10px;padding:10px 12px}
.ok{background:#E6F2EA;border:1px solid #2E7D4F;color:#1F5136;border-radius:10px;padding:10px 12px}
table{border-collapse:collapse;width:100%}td,th{padding:6px 8px;border-bottom:1px solid var(--line);text-align:left;font-size:14px}

.langbar{max-width:480px;margin:0 auto;padding:10px 16px 0;display:flex;justify-content:flex-end;gap:6px}
.langbar a{min-width:48px;min-height:36px;display:inline-flex;align-items:center;justify-content:center;padding:2px 10px;border:1px solid var(--chip);border-radius:18px;background:#fff;color:var(--ink);text-decoration:none;font-size:14px;font-weight:600}
.langbar a[aria-current=true]{background:var(--navy);border-color:var(--navy);color:#fff}
@media(min-width:700px){.langbar{max-width:960px}}