/* =========================================================================
   Eklavvya Bulk Certificate Generator — front-end styles
   Same visual system as the OMR / Question Paper free tools (Nunito Sans,
   navy ink, blue accent). Everything namespaced .ecg- to avoid theme clashes.
   ========================================================================= */

.ecg-root{
  --ecg-accent:#2563eb;
  --ecg-accent-deep:#1d4ed8;
  --ecg-green:#8fe000;
  --ecg-green-deep:#7bc400;
  --ecg-ink:#1e293b;
  --ecg-ink-soft:#334155;
  --ecg-muted:#64748b;
  --ecg-line:#e2e8f0;
  --ecg-paper-2:#f1f5f9;
  --ecg-card:#ffffff;
  --ecg-ok:#15803d;
  --ecg-bad:#b91c1c;
  --ecg-warn:#b45309;
  --ecg-shadow:0 10px 30px rgba(15,23,42,.10);
  --ecg-radius:14px;
  font-family:"Nunito Sans",Helvetica,Arial,sans-serif;
  color:var(--ecg-ink-soft);
  font-size:17px;line-height:1.6;max-width:1140px;margin:0 auto;overflow-x:clip;
}
.ecg-root *{box-sizing:border-box}
.ecg-root h1,.ecg-root h2,.ecg-root h3{font-family:"Nunito Sans",Helvetica,Arial,sans-serif;line-height:1.14;letter-spacing:-.01em;margin:0;font-weight:800;color:var(--ecg-ink)}
.ecg-root a{color:var(--ecg-accent)}
.ecg-root a.ecg-btn{color:#fff;text-decoration:none}
.ecg-root a.ecg-btn.ecg-btn-ghost{color:var(--ecg-ink)}

/* ---------- hero ---------- */
.ecg-hero{border-radius:var(--ecg-radius);overflow:hidden;margin:0 0 28px;background:#fff;border:1px solid var(--ecg-line)}
.ecg-hero-inner{padding:54px 44px 48px;display:grid;grid-template-columns:1.7fr 1fr;gap:36px;align-items:center}
.ecg-kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:var(--ecg-accent);background:rgba(143,224,0,.12);border:1px solid rgba(143,224,0,.35);padding:6px 14px;border-radius:100px}
.ecg-h1{font-size:clamp(30px,4vw,46px);font-weight:900;margin:18px 0 0}
.ecg-h1 .ecg-u{color:var(--ecg-accent)}
.ecg-h1-sub{font-size:clamp(16px,1.6vw,20px);font-weight:800;color:var(--ecg-ink-soft);margin:6px 0 0}
.ecg-sub{font-size:18px;color:var(--ecg-ink-soft);max-width:56ch;margin-top:16px}
.ecg-sub strong{color:var(--ecg-ink)}
.ecg-trust{display:flex;gap:22px;margin-top:26px;flex-wrap:wrap}
.ecg-trust>div{white-space:nowrap}
.ecg-trust b{font-size:28px;display:block;color:var(--ecg-ink);font-weight:900}
.ecg-trust span{font-size:11.5px;color:var(--ecg-muted);text-transform:uppercase;letter-spacing:.05em}
.ecg-hero-art{position:relative;min-height:220px}
.ecg-cert-mock{position:absolute;inset:0;border:2px solid var(--ecg-accent);border-radius:8px;background:#fff;box-shadow:var(--ecg-shadow);padding:18px 22px;display:flex;flex-direction:column;justify-content:space-between}
.ecg-cert-mock::before{content:"";position:absolute;inset:5px;border:1px solid rgba(37,99,235,.35);border-radius:5px;pointer-events:none}
.ecg-cert-mock .t{font-family:Georgia,serif;font-weight:700;color:var(--ecg-accent);letter-spacing:.14em;font-size:12px;text-transform:uppercase}
.ecg-cert-mock .n{font-family:Georgia,serif;font-style:italic;font-weight:700;font-size:24px;color:var(--ecg-ink)}
.ecg-cert-mock .c{font-size:12px;color:var(--ecg-muted)}
.ecg-cert-mock .q{width:44px;height:44px;background:
  linear-gradient(90deg,#0f172a 33%,transparent 33% 66%,#0f172a 66%) 0 0/100% 33% no-repeat,
  linear-gradient(90deg,transparent 33%,#0f172a 33% 66%,transparent 66%) 0 50%/100% 33% no-repeat,
  linear-gradient(90deg,#0f172a 33%,transparent 33% 66%,#0f172a 66%) 0 100%/100% 33% no-repeat;border:3px solid #0f172a;align-self:flex-end;border-radius:3px}
.ecg-cert-mock .row{display:flex;justify-content:space-between;align-items:flex-end}
.ecg-cert-mock .sig{font-size:10px;color:var(--ecg-muted);border-top:1px solid var(--ecg-ink);padding-top:4px;width:90px}

/* ---------- tool ---------- */
.ecg-app{margin:0 0 20px;display:grid;grid-template-columns:360px 1fr;align-items:start;background:var(--ecg-card);border:1px solid var(--ecg-line);border-radius:var(--ecg-radius);box-shadow:var(--ecg-shadow);overflow:visible}
.ecg-panel{padding:22px 22px 26px;border-right:1px solid var(--ecg-line);background:var(--ecg-paper-2);border-radius:var(--ecg-radius) 0 0 var(--ecg-radius)}
.ecg-panel-title{font-size:13px;text-transform:uppercase;letter-spacing:.08em;font-weight:800;color:var(--ecg-muted);margin:22px 0 4px}
.ecg-panel-title:first-child{margin-top:0}
.ecg-field{margin-top:12px}
.ecg-field label{display:block;font-size:13px;font-weight:700;margin-bottom:5px;color:var(--ecg-ink)}
.ecg-field input[type=text],.ecg-field input[type=date],.ecg-field input[type=file],.ecg-field select{width:100%;padding:10px 11px;border:1.5px solid var(--ecg-line);border-radius:9px;background:#fff;font-family:inherit;font-size:14.5px;color:var(--ecg-ink)}
.ecg-field input:focus,.ecg-field select:focus{outline:none;border-color:var(--ecg-accent);box-shadow:0 0 0 3px rgba(37,99,235,.18)}
.ecg-field input[type=color]{width:46px;height:38px;border:1.5px solid var(--ecg-line);border-radius:9px;background:#fff;padding:2px;vertical-align:middle}
.ecg-hint{font-size:12.5px;color:var(--ecg-muted);margin-top:5px}
.ecg-row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ecg-row2>*,.ecg-app>*,.ecg-gate>*{min-width:0}
.ecg-field input,.ecg-field select{min-width:0;max-width:100%}
.ecg-upload{border:2px dashed var(--ecg-accent);border-radius:12px;background:#fff;padding:16px 14px;text-align:center;transition:background .15s,border-color .15s;cursor:pointer}
.ecg-upload.ecg-drag{background:rgba(37,99,235,.06);border-style:solid}
.ecg-upload input[type=file]{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden;pointer-events:none}
.ecg-upload-btn{display:inline-flex;align-items:center;gap:8px;background:var(--ecg-accent);color:#fff;border-radius:9px;padding:10px 16px;font-weight:800;font-size:14px;cursor:pointer}
.ecg-upload-btn:hover{background:var(--ecg-accent-deep)}
.ecg-upload-or{font-size:12px;color:var(--ecg-muted);margin-top:8px}
.ecg-upload .ecg-file-label{font-size:12.5px;color:var(--ecg-ink);font-weight:700;margin-top:6px;min-height:1.2em}
.ecg-links{font-size:12.5px;margin-top:8px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.ecg-tpls{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:6px}
.ecg-tpl{cursor:pointer}
.ecg-tpl input{position:absolute;opacity:0;pointer-events:none}
.ecg-tpl span{display:block;border:2px solid var(--ecg-line);border-radius:9px;padding:8px 6px;text-align:center;font-size:12px;font-weight:700;color:var(--ecg-ink-soft);background:#fff}
.ecg-tpl i{display:block;height:34px;border-radius:4px;margin-bottom:6px;background:#f8fafc;border:1px solid var(--ecg-line);position:relative}
.ecg-tpl .classic i{border:2px double var(--ecg-accent)}
.ecg-tpl .modern i::before{content:"";position:absolute;left:0;top:0;bottom:0;width:8px;background:var(--ecg-accent);border-radius:3px 0 0 3px}
.ecg-tpl .minimal i::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--ecg-accent);border-radius:3px 3px 0 0}
.ecg-tpl input:checked + span{border-color:var(--ecg-accent);box-shadow:0 0 0 3px rgba(37,99,235,.18)}

.ecg-stage{padding:22px;display:flex;flex-direction:column;gap:12px;background:#fff;position:sticky;top:110px;border-radius:0 var(--ecg-radius) var(--ecg-radius) 0}
.ecg-stage-top{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.ecg-count{font-size:13.5px;font-weight:700;color:var(--ecg-ink)}
.ecg-nav{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ecg-muted)}
.ecg-nav button{border:1.5px solid var(--ecg-line);background:#fff;border-radius:8px;padding:4px 10px;cursor:pointer;font-family:inherit;font-weight:800;color:var(--ecg-ink)}
.ecg-canvas-wrap{background:var(--ecg-paper-2);border:1px solid var(--ecg-line);border-radius:10px;padding:14px;display:grid;place-items:center;min-height:320px}
.ecg-canvas-wrap canvas{max-width:100%;height:auto;box-shadow:0 8px 24px rgba(15,23,42,.14);background:#fff}
.ecg-empty{text-align:center;color:var(--ecg-muted);padding:30px 20px;max-width:46ch}
.ecg-empty .ecg-btn{margin-top:16px}
.ecg-empty-big{font-size:40px;margin-bottom:8px}
.ecg-empty b{color:var(--ecg-ink)}
.ecg-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.ecg-btn{display:inline-flex;align-items:center;gap:8px;border:0;border-radius:10px;padding:12px 18px;font-family:inherit;font-size:15px;font-weight:800;cursor:pointer;background:var(--ecg-accent);color:#fff;text-decoration:none}
.ecg-btn:hover{background:var(--ecg-accent-deep)}
.ecg-btn:disabled{opacity:.6;cursor:wait}
.ecg-btn.ecg-btn-ghost{background:#fff;color:var(--ecg-ink);border:1.5px solid var(--ecg-line)}
.ecg-btn.ecg-btn-green{background:var(--ecg-green);color:#0c0e2e}
.ecg-btn.ecg-btn-green:hover{background:var(--ecg-green-deep)}
.ecg-lock-note,.ecg-status,.ecg-batch-info{font-size:13px;color:var(--ecg-muted)}
.ecg-status{font-weight:700;color:var(--ecg-ink)}

/* ---------- gate ---------- */
.ecg-gate{margin:0 0 28px;background:linear-gradient(135deg,#0c0e2e 0%,#15173f 60%,#07081f 100%);border-radius:var(--ecg-radius);padding:34px;color:#fff;display:grid;grid-template-columns:1.1fr 1fr;gap:30px;align-items:center}
.ecg-gate h2,.ecg-gate .ecg-gate-title{color:#fff;font-size:26px;margin:0}
.ecg-gate p{color:#c7cbe4;font-size:15px;margin:10px 0 0}
.ecg-gate ul{margin:14px 0 0;padding:0;list-style:none}
.ecg-gate li{padding:4px 0 4px 26px;position:relative;color:#e2e8f0;font-size:15px}
.ecg-gate li::before{content:"✓";position:absolute;left:0;color:var(--ecg-green);font-weight:900}
.ecg-gate-card{background:#fff;border-radius:12px;padding:22px;color:var(--ecg-ink)}
.ecg-gate-card .ecg-field{margin-top:10px}
.ecg-gate-card .ecg-btn{width:100%;justify-content:center;margin-top:14px}
.ecg-gate-err{color:var(--ecg-bad);font-size:13px;font-weight:700;min-height:1.2em;margin-top:6px}
.ecg-consent{font-size:11.5px;color:var(--ecg-muted);margin-top:8px}

/* ---------- CTA ---------- */
.ecg-cta{margin:0 0 28px;border:1px solid var(--ecg-line);border-radius:var(--ecg-radius);padding:26px 30px;display:flex;justify-content:space-between;align-items:center;gap:20px;background:var(--ecg-paper-2);flex-wrap:wrap}
.ecg-cta h3{font-size:20px}
.ecg-cta p{margin:6px 0 0;font-size:15px;color:var(--ecg-ink-soft)}

/* ---------- content / faq ---------- */
.ecg-seo{margin:0 0 28px}
.ecg-seo h2{font-size:26px;margin-bottom:10px}
.ecg-seo h3{font-size:19px;margin:22px 0 8px}
.ecg-seo p,.ecg-seo li{font-size:16px}
.ecg-updated{font-size:13px;color:var(--ecg-muted);margin:0 0 14px}
.ecg-takeaways{border:1px solid var(--ecg-line);border-left:4px solid var(--ecg-accent);border-radius:10px;padding:14px 18px;background:#fff;margin:0 0 22px}
.ecg-takeaways b{display:block;font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--ecg-accent);margin-bottom:6px}
.ecg-takeaways ul{margin:0;padding-left:20px;list-style:disc}
.ecg-seo ul{list-style:disc;padding-left:22px}
.ecg-seo ul li,.ecg-takeaways li{list-style:disc outside;display:list-item}
.ecg-steps-list li{list-style:decimal outside;display:list-item}
.ecg-steps-list{list-style:decimal}
.ecg-steps-list{padding-left:22px}
.ecg-steps-list li{margin:8px 0}
.ecg-table-wrap{overflow-x:auto;margin:10px 0 0}
.ecg-table{width:100%;min-width:560px;border-collapse:collapse;font-size:15px;background:#fff}
.ecg-table th,.ecg-table td{border:1px solid var(--ecg-line);padding:9px 12px;text-align:left;vertical-align:top}
.ecg-table th{background:var(--ecg-paper-2);color:var(--ecg-ink)}
.ecg-seo code{background:var(--ecg-paper-2);padding:1px 6px;border-radius:5px;font-size:.92em}
.ecg-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:14px 0 0}
.ecg-step{border:1px solid var(--ecg-line);border-radius:12px;padding:16px;background:#fff}
.ecg-step b{display:block;color:var(--ecg-accent);font-size:13px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:4px}
.ecg-faq{margin:0 0 28px}
.ecg-faq h2{font-size:26px;margin-bottom:10px}
.ecg-faq details{border:1px solid var(--ecg-line);border-radius:10px;padding:12px 16px;margin-top:8px;background:#fff}
.ecg-faq summary{font-weight:800;color:var(--ecg-ink);cursor:pointer;font-size:16px}
.ecg-faq details p{margin:8px 0 0;font-size:15px}
.ecg-related{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.ecg-related a{border:1.5px solid var(--ecg-line);border-radius:100px;padding:7px 14px;font-size:13.5px;font-weight:700;text-decoration:none;color:var(--ecg-ink)}
.ecg-related a:hover{border-color:var(--ecg-accent);color:var(--ecg-accent)}

/* ---------- verify page ---------- */
.ecg-verify{max-width:820px;margin:0 auto 30px;background:#fff;border:1px solid var(--ecg-line);border-radius:var(--ecg-radius);padding:40px 36px 30px}
@media (max-width:600px){.ecg-verify{padding:26px 18px 20px}}
.ecg-verify-form{display:flex;gap:10px;margin-top:16px}
.ecg-verify-form input[type=text]{flex:1;padding:12px 14px;border:1.5px solid var(--ecg-line);border-radius:10px;font-family:inherit;font-size:16px;letter-spacing:.04em;text-transform:uppercase}
.ecg-result{margin-top:22px;border-radius:var(--ecg-radius);border:1px solid var(--ecg-line);overflow:hidden;background:#fff;box-shadow:var(--ecg-shadow)}
.ecg-result-head{padding:18px 22px;display:flex;align-items:center;gap:14px;color:#fff;font-weight:800;font-size:18px}
.ecg-result-head .ecg-badge{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.2);display:grid;place-items:center;font-size:20px}
.ecg-result.ok .ecg-result-head{background:var(--ecg-ok)}
.ecg-result.bad .ecg-result-head{background:var(--ecg-bad)}
.ecg-result.sample .ecg-result-head{background:var(--ecg-warn)}
.ecg-result.revoked .ecg-result-head{background:#475569}
.ecg-result-body{padding:18px 22px}
.ecg-result dl{display:grid;grid-template-columns:160px 1fr;gap:8px 14px;margin:0;font-size:15.5px}
.ecg-result dt{color:var(--ecg-muted);font-weight:700}
.ecg-result dd{margin:0;color:var(--ecg-ink);font-weight:700}
.ecg-result .ecg-foot{margin-top:14px;font-size:13px;color:var(--ecg-muted)}

@media (max-width:960px){
  .ecg-app{grid-template-columns:1fr;overflow:hidden}
  .ecg-panel{border-right:0;border-bottom:1px solid var(--ecg-line);border-radius:0}
  .ecg-stage{position:static;border-radius:0}
  .ecg-hero-inner{grid-template-columns:1fr;padding:36px 24px}
  .ecg-hero-art{display:none}
  .ecg-gate{grid-template-columns:1fr;padding:24px}
  .ecg-steps{grid-template-columns:1fr}
  .ecg-result dl{grid-template-columns:1fr}
}