/* ---------- App shell ---------- */
:root{
  --ink:#1e2433; --muted:#667085; --line:#e3e6ee; --bg:#f2f4f9; --card:#fff;
  --brand:#3b4bd8; --brand-d:#2f3cb5; --danger:#c0322b;
  --hfont:'Noto Sans Devanagari','Mangal','Nirmala UI',sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--hfont);font-size:15px;line-height:1.5}
button,input{font-family:inherit;font-size:inherit}

.app-head{display:flex;align-items:center;gap:14px;padding:12px 20px;background:#fff;border-bottom:1px solid var(--line)}
.app-head h1{font-size:18px;margin:0;font-weight:700;flex:1}
.cert-no{font-size:13px;font-weight:600;background:#eef0ff;color:var(--brand-d);padding:4px 10px;border-radius:20px}

.actions{display:flex;flex-wrap:wrap;gap:8px;padding:12px 20px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:42px;padding:8px 16px;border:1px solid var(--line);
  background:#fff;color:var(--ink);border-radius:10px;font-weight:600;cursor:pointer;text-decoration:none;line-height:1.3}
.btn:hover{border-color:#c5cad8;background:#fafbfe}
.btn:focus-visible,input:focus-visible,.tabs button:focus-visible{outline:3px solid #b9c0ff;outline-offset:1px}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-d);border-color:var(--brand-d)}
.btn-dark{background:#1e2433;border-color:#1e2433;color:#fff}
.btn-dark:hover{background:#000}
.btn-ghost{background:transparent}
.btn-danger{color:var(--danger);border-color:#f0c9c6}
.btn-danger-o{color:var(--danger);border-color:#f0c9c6;background:#fff}
.btn-sm{min-height:36px;padding:4px 14px}
.btn[disabled]{opacity:.55;cursor:wait}

.tabs{display:none}

.layout{display:grid;grid-template-columns:minmax(340px,430px) 1fr;gap:20px;padding:20px;align-items:start;max-width:1400px;margin:0 auto}
.panel{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
.panel h2{font-size:17px;margin:0 0 14px}
.form-panel .sub{font-size:15px;margin:22px 0 10px;padding-top:16px;border-top:1px solid var(--line)}
.preview-panel{position:sticky;top:76px;padding:14px}
.notice{background:#fff4e5;border:1px solid #f5d6a3;border-radius:10px;padding:10px 12px;font-size:14px}

.fields{display:grid;grid-template-columns:1fr 1fr;gap:12px 12px}
.field{display:flex;flex-direction:column;gap:4px;min-width:0}
.field label{font-size:13.5px;font-weight:600}
.field input{min-height:44px;padding:8px 12px;border:1px solid #cfd4e1;border-radius:10px;background:#fff;color:var(--ink);width:100%}
.field input:focus{border-color:var(--brand)}
.field small{color:var(--muted);font-size:12px}
.err{color:var(--danger);font-size:12.5px;min-height:0}
.field.bad input{border-color:var(--danger)}

.photo-sec{display:flex;gap:14px;align-items:flex-start;flex-wrap:wrap}
.photo-thumb{width:84px;height:90px;border:1px dashed #b6bccb;border-radius:8px;background:#fafbfe center/cover no-repeat;display:flex;align-items:center;justify-content:center;
  text-align:center;font-size:11.5px;color:var(--muted);flex:none}
.photo-thumb.has{border-style:solid;border-color:var(--line)}
.photo-thumb.has span{display:none}
.photo-btns{display:flex;flex-direction:column;gap:8px;align-items:flex-start;min-width:0}
.photo-btns small{color:var(--muted);font-size:12px}
.form-foot{margin-top:22px;display:flex;justify-content:flex-end}

.pv-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.pv-bar h2{margin:0}
.pv-tools{display:flex;gap:6px}
.pv-viewport{overflow:auto;background:#dfe3ec;border-radius:10px;padding:16px;max-height:calc(100vh - 190px);-webkit-overflow-scrolling:touch}
.pv-frame{position:relative;margin:0 auto;box-shadow:0 2px 14px rgba(20,25,50,.22);background:#fff}
.pv-scaler{transform-origin:top left;width:794px;height:1123px;position:absolute;left:0;top:0}
.pv-hint{font-size:12.5px;color:var(--muted);margin:10px 2px 0}

/* ---------- Modals / toasts ---------- */
.modal{position:fixed;inset:0;background:rgba(15,20,40,.5);display:flex;align-items:center;justify-content:center;padding:16px;z-index:100;overflow:auto}
.modal[hidden]{display:none}
.modal-box{background:#fff;border-radius:14px;padding:18px;width:100%;max-width:460px;max-height:100%;overflow:auto}
.modal-box.small{max-width:400px}
.modal-box h3{margin:0 0 12px;font-size:17px}
.modal-btns{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.modal-btns.end{justify-content:flex-end}
.confirm-text{margin:4px 0 6px;white-space:pre-line;font-size:15.5px}
.crop-wrap{display:flex;justify-content:center;background:#e8ebf2;border-radius:10px;padding:10px}
#cropCanvas{width:100%;max-width:300px;height:auto;aspect-ratio:126/135;background:#fff;touch-action:none;cursor:grab;border:1px solid #c3c8d6}
#cropCanvas:active{cursor:grabbing}
.crop-tip{font-size:12.5px;color:var(--muted);margin:8px 0}
.zoom-row{display:flex;gap:8px;align-items:center}
.zoom-row input{flex:1;min-width:0}
.saved-list{display:flex;flex-direction:column;gap:8px;max-height:55vh;overflow:auto}
.saved-item{display:flex;gap:10px;align-items:center;justify-content:space-between;border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.saved-item b{display:block}
.saved-item small{color:var(--muted)}
.saved-item .btns{display:flex;gap:6px;flex:none}
.toast-wrap{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:8px;align-items:center;width:calc(100% - 32px);max-width:440px;pointer-events:none}
.toast{background:#1e2433;color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;box-shadow:0 4px 16px rgba(0,0,0,.25)}
.toast.err{background:#a92a24}
.toast.warn{background:#8a5a00}
.export-host{position:fixed;left:-10000px;top:0;width:794px;pointer-events:none}

/* ---------- Responsive ---------- */
@media (max-width:992px){
  .layout{grid-template-columns:1fr;padding:12px}
  .app-head{padding:10px 14px}
  .app-head h1{font-size:16px}
  .app-head .btn{display:none}
  .actions{padding:10px 14px}
  .actions .btn{flex:1 1 auto}
  .tabs{display:flex;gap:6px;padding:10px 14px 0}
  .tabs button{flex:1;min-height:44px;border:1px solid var(--line);background:#fff;border-radius:10px 10px 0 0;font-weight:700;color:var(--muted)}
  .tabs button.on{background:var(--brand);border-color:var(--brand);color:#fff}
  body[data-tab="form"] .preview-panel{display:none}
  body[data-tab="preview"] .form-panel{display:none}
  .preview-panel{position:static;padding:10px}
  .pv-viewport{max-height:none;padding:8px}
}
@media (max-width:480px){
  .fields{grid-template-columns:1fr}
  .modal-btns .btn{flex:1 1 auto}
}

/* ---------- The certificate (A4 @96dpi = 794 x 1123 px) ----------
   Content box: 64px side margins inside a double-rule frame. */
.cert{--f:'Noto Sans Devanagari','Mangal','Nirmala UI',sans-serif;
  position:relative;width:794px;height:1123px;background:#fff;color:#000;
  font-family:var(--f);font-weight:400;overflow:hidden;text-align:left;
  -webkit-user-select:none;user-select:none;text-rendering:optimizeLegibility}
.c-frame{position:absolute;inset:26px;border:2px solid #111}
.c-frame.in{inset:34px;border:.75px solid #777}

/* dynamic value slot: bold text sitting on a fine dotted leader */
.cert .f{display:block;min-height:1.5em;padding:0 6px;border-bottom:1.5px dotted #555;font-weight:400;color:#000;overflow-wrap:anywhere;line-height:1.5}
.cert .f.v{font-weight:700}
.cert .lb{white-space:nowrap}

.c-head{position:absolute;left:64px;right:64px;top:70px;display:flex;align-items:baseline;gap:9px;font-size:17px;line-height:1.5}
.c-head .f{font-size:17px}
.c-head .issued{font-size:22px;font-weight:500;margin-left:2px}

.c-title{position:absolute;left:64px;right:64px;top:132px;text-align:center;font-size:32px;font-weight:700;line-height:1.4;word-spacing:.12em}
.c-rule{position:absolute;left:50%;top:186px;width:96px;height:3px;margin-left:-48px;background:#111}

.c-photo{position:absolute;left:590px;top:236px;width:140px;height:150px;border:1.5px solid #222;background:#fff;padding:3px}
.c-photo .ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;text-align:center;font-size:16px;line-height:30px;color:#111}
.c-photo img{position:absolute;left:3px;top:3px;width:calc(100% - 6px);height:calc(100% - 6px);object-fit:cover;display:block}
.c-photo img[hidden]{display:none}
.c-photo.has .ph{display:none}

.c-lines{position:absolute;left:64px;top:230px;width:666px}
.ln{display:flex;align-items:baseline;flex-wrap:wrap;column-gap:9px;min-height:50px;padding-top:11px;font-size:19px;line-height:1.5}
.ln.narrow{margin-right:164px}
.ln.big{font-size:21px}
.ln .f{font-size:19px}
.ln.big .f{font-size:21px}

.c-para{position:absolute;left:64px;width:666px;top:520px;font-size:20px;line-height:38px;text-align:justify;text-justify:inter-word}
.c-ad{position:absolute;right:34px;bottom:6px;font-size:10.5px;line-height:1;color:#9a9a9a;letter-spacing:.2px;white-space:nowrap}
.c-ad b{font-weight:600;color:#858585}

.c-date{position:absolute;left:64px;top:790px;display:flex;align-items:baseline;gap:9px;font-size:19px}
.c-date .f{font-size:19px}

.c-sign{position:absolute;right:64px;top:770px;width:240px;text-align:center}
.c-sign .sline{height:0;border-top:1.5px solid #111;margin-top:70px}
.c-sign .sn{font-size:19px;line-height:1.5;margin-top:6px;min-height:29px}
.c-sign .sn .f{border:0;padding:0;min-height:0;font-size:19px}
.c-sign .a{font-size:16px;line-height:1.5}
.c-sign .b{font-size:14px;line-height:1.5}

.c-note{position:absolute;left:64px;right:64px;bottom:62px;text-align:center;font-size:13px;line-height:1.5;padding-top:10px;border-top:1px solid #999;white-space:nowrap}

/* ---------- Print: only the certificate, exact A4 ---------- */
@page{size:A4 portrait;margin:0}
@media print{
  html,body{background:#fff!important;margin:0!important;padding:0!important;height:auto!important}
  .no-print,.modal,.toast-wrap,.export-host,.pv-bar,.pv-hint{display:none!important}
  .layout{display:block!important;padding:0!important;margin:0!important;max-width:none!important}
  .preview-panel{display:block!important;position:static!important;border:0!important;padding:0!important;background:none!important;border-radius:0!important}
  .pv-viewport{overflow:visible!important;padding:0!important;background:none!important;max-height:none!important;border-radius:0!important}
  .pv-frame{width:210mm!important;height:297mm!important;margin:0!important;box-shadow:none!important;overflow:hidden!important;page-break-inside:avoid}
  .pv-scaler{transform:none!important}
  .cert{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}

/* ---------- Modern skin (app UI only; the certificate above is untouched) ---------- */
:root{--brand:#4338ca;--brand-d:#3730a3;--bg:#eef1f8;--line:#e2e6f0;--shadow:0 1px 2px rgba(20,24,60,.05),0 8px 24px rgba(20,24,60,.07)}
body{background:radial-gradient(1200px 400px at 50% -120px,#dfe4ff 0,transparent 70%),var(--bg)}
.app-head{background:linear-gradient(120deg,#1e1b4b,#3730a3 60%,#4f46e5);border:0;color:#fff;padding:14px 24px;box-shadow:0 4px 18px rgba(30,27,75,.25)}
.app-head h1{color:#fff;font-size:19px;letter-spacing:.1px}
.app-head .btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.28);color:#fff}
.app-head .btn-ghost:hover{background:rgba(255,255,255,.22)}
.cert-no{background:rgba(255,255,255,.18);color:#fff}
.actions{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);box-shadow:0 2px 10px rgba(20,24,60,.05)}
.btn{border-radius:11px;box-shadow:0 1px 1px rgba(20,24,60,.04);transition:background .15s,border-color .15s,box-shadow .15s}
.btn-primary{background:linear-gradient(180deg,#5147d9,#4338ca);box-shadow:0 2px 8px rgba(67,56,202,.35)}
.btn-dark{background:linear-gradient(180deg,#2a3142,#171b26)}
.panel{border:0;border-radius:18px;box-shadow:var(--shadow)}
.panel h2{font-size:18px;display:flex;align-items:center;gap:8px}
.panel h2::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--brand)}
.form-panel .sub{border-top:1px dashed var(--line)}
.field input{border-radius:11px;background:#fbfcff;border-color:#d5dae8}
.field input:focus{background:#fff;box-shadow:0 0 0 3px rgba(67,56,202,.15)}
.photo-thumb{border-radius:10px;width:90px;height:96px}
.pv-viewport{background:linear-gradient(180deg,#e3e7f3,#d8ddec);border-radius:14px}
.pv-frame{box-shadow:0 10px 34px rgba(20,24,60,.25)}
.modal-box{border-radius:18px;box-shadow:0 20px 60px rgba(10,12,40,.35)}
@media (max-width:992px){
  .tabs button{border-radius:12px;box-shadow:var(--shadow)}
  .tabs{padding-bottom:4px}
}

/* ---------- Form: colourful sections ---------- */
.fields{grid-template-columns:repeat(6,1fr);gap:12px 12px}
.field.w2{grid-column:span 2}.field.w3{grid-column:span 3}.field.w4{grid-column:span 4}.field.w6{grid-column:span 6}
.prog{margin:0 0 16px;padding:12px 14px;border-radius:12px;background:linear-gradient(120deg,#eef0ff,#f6f0ff)}
.prog-top{display:flex;justify-content:space-between;font-size:13px;font-weight:600;color:#3730a3;margin-bottom:8px}
.prog-bar{height:8px;border-radius:8px;background:rgba(67,56,202,.15);overflow:hidden}
.prog-bar i{display:block;height:100%;width:0;border-radius:8px;background:linear-gradient(90deg,#6366f1,#a855f7,#ec4899);transition:width .25s}

.sec{--ac:#4f46e5;--soft:#eef0ff;margin:0 0 16px;padding:0;border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden;min-width:0;
  box-shadow:0 1px 2px rgba(20,24,60,.04)}
.sec-indigo{--ac:#4f46e5;--soft:#eef0ff}
.sec-teal{--ac:#0d9488;--soft:#e6f7f5}
.sec-amber{--ac:#d97706;--soft:#fff5e0}
.sec-violet{--ac:#9333ea;--soft:#f5ecff}
.sec-rose{--ac:#e11d48;--soft:#ffe9ee}
.sec-head{display:flex;align-items:center;gap:12px;float:left;width:100%;padding:11px 14px;background:var(--soft);border-bottom:1px solid var(--line);border-left:4px solid var(--ac)}
.sec-head + *{clear:both}
.sec-ico{width:36px;height:36px;border-radius:10px;background:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;box-shadow:0 1px 3px rgba(20,24,60,.12);flex:none}
.sec-head b{display:block;font-size:15px;color:var(--ac);line-height:1.3}
.sec-head small{display:block;font-size:12px;color:var(--muted);font-weight:400}
.sec .fields,.sec .photo-sec{padding:14px}
.sec .field input:focus{border-color:var(--ac);box-shadow:0 0 0 3px color-mix(in srgb,var(--ac) 18%,transparent)}
.sec .field label{color:#2b3245}
.sec .field input:not(:placeholder-shown){border-color:color-mix(in srgb,var(--ac) 45%,#d5dae8);background:#fff;font-weight:600}
.sec .field.bad input{border-color:var(--danger)}
.photo-sec{border:2px dashed transparent;border-radius:12px;transition:background .15s}
.photo-sec.drag{background:var(--soft);border-color:var(--ac)}
.photo-row{display:flex;flex-wrap:wrap;gap:6px}
.form-foot{justify-content:space-between;align-items:center}

@media (max-width:480px){
  .fields{grid-template-columns:1fr 1fr}
  .field.w2,.field.w3{grid-column:span 1}
  .field.w4,.field.w6{grid-column:1/-1}
}

/* gender segmented control */
.seg{display:flex;gap:8px;flex-wrap:wrap}
.seg label{flex:1 1 0;min-width:96px;cursor:pointer}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:8px 10px;border:1.5px solid #d5dae8;border-radius:11px;background:#fbfcff;font-weight:600;font-size:14px;color:#2b3245;transition:all .15s;text-align:center}
.seg label:hover span{border-color:var(--ac)}
.seg input:checked + span{background:var(--ac);border-color:var(--ac);color:#fff;box-shadow:0 2px 8px color-mix(in srgb,var(--ac) 40%,transparent)}
.seg input:focus-visible + span{outline:3px solid #b9c0ff;outline-offset:2px}
.seg label{position:relative}.seg input{width:1px!important;min-height:0!important;height:1px}

/* ---------- Language bar + English certificate ---------- */
.langbar{display:flex;align-items:center;justify-content:flex-end;gap:10px;padding:6px 20px;background:#0f0d33;color:#c9c9f5;font-size:12.5px;font-weight:600}
.lang-pills{display:inline-flex;padding:2px;border-radius:999px;background:rgba(255,255,255,.12)}
.lang-pills button{border:0;background:transparent;color:#d8d8ff;padding:4px 14px;border-radius:999px;font-weight:700;font-size:12.5px;cursor:pointer;min-height:28px}
.lang-pills button.on{background:#fff;color:#2b2a8f;box-shadow:0 1px 4px rgba(0,0,0,.3)}
.lang-pills button:focus-visible{outline:2px solid #b9c0ff;outline-offset:1px}
body[data-lang="en"] .gender-field{display:none}
.c-photo .ph{white-space:pre-line}

.cert[data-lang="en"]{font-family:'Noto Sans','Noto Sans Devanagari','Segoe UI',Arial,sans-serif}
.cert[data-lang="en"] .c-head .issued{order:-1;margin:0 2px 0 0;font-size:21px}
.cert[data-lang="en"] .c-title{font-size:31px;word-spacing:0;letter-spacing:.2px}
.cert[data-lang="en"] .ln{font-size:17.5px}
.cert[data-lang="en"] .ln .f{font-size:17.5px}
.cert[data-lang="en"] .ln.big,.cert[data-lang="en"] .ln.big .f{font-size:19.5px}
.cert[data-lang="en"] .c-para{font-size:18.5px;line-height:34px;top:526px}
.cert[data-lang="en"] .c-date,.cert[data-lang="en"] .c-date .f{font-size:17.5px}
.cert[data-lang="en"] .c-sign .sn,.cert[data-lang="en"] .c-sign .sn .f{font-size:18px}
.cert[data-lang="en"] .c-sign .a{font-size:15px}
.cert[data-lang="en"] .c-sign .b{font-size:13.5px}
.cert[data-lang="en"] .c-note{font-size:12px}
.cert[data-lang="en"] .c-photo .ph{font-size:14.5px;line-height:26px}
@media (max-width:992px){.langbar{padding:6px 14px}}
@media print{.langbar{display:none!important}}

/* language switch now sits beside the "Certificate Details" heading */
.form-head{display:flex;align-items:center;justify-content:space-between;gap:10px 14px;flex-wrap:wrap;margin-bottom:14px}
.form-head h2{margin:0}
.form-head .lang-pills{background:#eef0ff;padding:3px;border:1px solid #d9dcf7}
.form-head .lang-pills button{color:#4338ca;min-height:34px;padding:4px 16px;font-size:14px}
.form-head .lang-pills button.on{background:linear-gradient(180deg,#5147d9,#4338ca);color:#fff;box-shadow:0 2px 8px rgba(67,56,202,.35)}
.langbar{display:none}

/* the hidden attribute must win over component display rules (buttons, fields, headers) */
[hidden]{display:none!important}
.field select{min-height:44px;padding:8px 36px 8px 12px;border:1px solid #d5dae8;border-radius:11px;background:#fbfcff url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' fill='none' stroke='%23667085' stroke-width='2' stroke-linecap='round'/></svg>") no-repeat right 14px center;
  color:var(--ink);width:100%;font-weight:600;-webkit-appearance:none;appearance:none;cursor:pointer}
.sec .field select:focus{border-color:var(--ac);box-shadow:0 0 0 3px color-mix(in srgb,var(--ac) 18%,transparent);outline:0}
.cert .dsg{font-size:18px;font-weight:500;white-space:normal}
.c-head.h-other{gap:10px}
.cert[data-lang="en"] .c-head.h-other .issued{order:-1}

/* caste-verification variant: one extra row, so the confirmation paragraph sits lower */
.cert.v-jati .c-para{top:568px}
.cert[data-lang="en"].v-jati .c-para{top:572px}