:root{
  --bg:#f3f6fa;--card:#ffffff;--ink:#14213d;--muted:#5b6b82;--line:#dfe6ef;
  --brand:#0f4c81;--brand-ink:#ffffff;--yes:#1e8e5a;--no:#c43d3d;--warn:#b86e00;
  --radius:14px;--shadow:0 1px 2px rgba(16,24,40,.06),0 6px 20px rgba(16,24,40,.06);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Noto Sans Tamil","Noto Sans Devanagari",sans-serif;-webkit-text-size-adjust:100%}
.app{max-width:560px;margin:0 auto;min-height:100dvh;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--brand)}
.logo{background:var(--brand);color:#fff;border-radius:8px;padding:4px 8px;font-size:13px;letter-spacing:.5px}
.linkbtn{background:none;border:0;color:var(--brand);font:inherit;font-size:14px;text-decoration:underline;cursor:pointer;padding:6px}
main{flex:1;padding:0 16px 24px}
.foot{padding:12px 16px 20px;text-align:center;color:var(--muted);font-size:13px}
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:14px}
h1{font-size:24px;margin:0 0 8px}
h2{font-size:19px;margin:0 0 14px;line-height:1.35}
p{margin:0 0 12px;color:var(--muted)}
label.f{display:block;font-weight:600;margin:14px 0 6px}
input[type=text],input[type=tel],input[type=number],select,textarea{
  width:100%;font:inherit;padding:13px 14px;border:1.5px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,76,129,.15)}
textarea{min-height:96px;resize:vertical}
.err{border-color:var(--no)!important}
.errmsg{color:var(--no);font-size:14px;margin-top:6px;display:none}
.errmsg.show{display:block}
.check{display:flex;gap:10px;align-items:flex-start;margin-top:12px;font-size:15px}
.check input{width:20px;height:20px;margin-top:2px;flex:none}
.help{font-size:13px;color:var(--muted);margin-top:4px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:15px 18px;border-radius:12px;border:0;font:inherit;font-size:17px;font-weight:700;cursor:pointer;transition:transform .05s}
.btn:active{transform:scale(.99)}
.btn.primary{background:var(--brand);color:var(--brand-ink)}
.btn.ghost{background:#fff;color:var(--brand);border:1.5px solid var(--line)}
.btn[disabled]{opacity:.6;cursor:default}
.row{display:flex;gap:10px;margin-top:16px}
.row .btn{flex:1}
.lang-grid{display:grid;gap:12px;margin-top:16px}
.lang-btn{padding:20px;border-radius:14px;border:2px solid var(--line);background:#fff;font:inherit;text-align:left;cursor:pointer;display:flex;align-items:center;justify-content:space-between}
.lang-btn:hover,.lang-btn:focus{border-color:var(--brand)}
.lang-btn .big{font-size:24px;font-weight:700}
.lang-btn .small{color:var(--muted);font-size:14px}
.progress{height:6px;background:var(--line);border-radius:3px;overflow:hidden;margin:4px 0 16px}
.progress>div{height:100%;background:var(--brand);transition:width .25s}
.steps{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-bottom:6px}
.steps .on{color:var(--brand);font-weight:700}
.qnum{font-size:13px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.4px;margin-bottom:6px}
.yn{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.yn button{padding:20px 10px;font:inherit;font-size:20px;font-weight:800;border-radius:14px;border:2.5px solid var(--line);background:#fff;cursor:pointer;color:var(--ink)}
.yn button.yes.on{border-color:var(--yes);background:#e8f6ee;color:var(--yes)}
.yn button.no.on{border-color:var(--no);background:#fbeaea;color:var(--no)}
.reason{margin-top:14px;display:none}
.reason.show{display:block}
.mood{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}
.mood button{padding:14px 6px;border-radius:14px;border:2px solid var(--line);background:#fff;font:inherit;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:6px}
.mood button span.e{font-size:36px;line-height:1}
.mood button span.t{font-size:13px;font-weight:600;color:var(--muted)}
.mood button.on{border-color:var(--brand);background:#eaf2fa}
.chip{display:inline-block;background:#eaf2fa;color:var(--brand);border-radius:999px;padding:4px 10px;font-size:13px;font-weight:600}
.ref{font-size:28px;font-weight:800;letter-spacing:1px;color:var(--brand);margin:6px 0}
.center{text-align:center}
.tick{width:72px;height:72px;border-radius:50%;background:#e8f6ee;color:var(--yes);display:inline-flex;align-items:center;justify-content:center;font-size:40px;margin-bottom:10px}
.banner{background:#fff6e5;color:#7a4a00;border:1px solid #ffd79a;border-radius:10px;padding:10px 12px;font-size:14px;margin-top:10px}
.subcard{border:1.5px solid var(--line);border-radius:12px;padding:14px;margin-top:12px}
@media (max-width:380px){.yn button{font-size:18px;padding:16px 8px}}

[hidden]{display:none!important}

.refhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}
.linkbtn{background:none;border:0;color:#b42318;font-weight:600;font-size:13px;cursor:pointer;padding:4px}
.btn.small{padding:10px 14px;font-size:14px;width:auto}