:root{
  --start-ink:#171719;
  --start-muted:#737378;
  --start-line:#e6e6e8;
  --start-soft:#f5f5f4;
  --start-paper:#ffffff;
  --start-ok:#315d43;
  --start-ok-bg:#f4f8f5;
  --start-error:#8a3333;
}
body.public-validation{
  margin:0;
  background:#f7f7f6;
  color:var(--start-ink);
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
.public-validation .public-shell{
  width:min(100% - 28px,680px);
  margin:0 auto;
  padding:46px 0 72px;
}
.public-validation .public-sheet{
  background:var(--start-paper);
  border:1px solid #ececee;
  border-radius:18px;
  padding:42px 44px 46px;
  box-shadow:0 16px 48px rgba(0,0,0,.035);
}
.public-validation .start-brand{
  display:flex;
  justify-content:center;
  align-items:center;
  min-height:146px;
  margin-bottom:34px;
}
.public-validation .start-brand img{
  display:block;
  width:156px;
  height:auto;
}
.public-validation .section-kicker{
  font-size:11px;
  line-height:1.2;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--start-muted);
  margin:0 0 12px;
  font-weight:500;
}
.public-validation h1{
  font-size:30px;
  line-height:1.12;
  font-weight:500;
  letter-spacing:-.025em;
  margin:0;
}
.public-validation h2{
  font-size:19px;
  line-height:1.25;
  font-weight:500;
  letter-spacing:-.015em;
  margin:0 0 8px;
}
.public-validation h3{
  font-size:16px;
  line-height:1.3;
  font-weight:500;
  margin:0 0 8px;
}
.public-validation .status-line{
  display:flex;
  align-items:flex-start;
  gap:11px;
  margin:26px 0 32px;
  padding:14px 0;
  border-top:1px solid var(--start-line);
  border-bottom:1px solid var(--start-line);
  color:var(--start-ok);
  font-size:14px;
  line-height:1.45;
  font-weight:500;
}
.public-validation .status-mark{
  flex:0 0 auto;
  width:20px;height:20px;
  border:1px solid #b8cabd;
  border-radius:50%;
  display:grid;place-items:center;
  font-size:12px;
  margin-top:0;
}
.public-validation .document-data{
  margin:0;
  display:grid;
  grid-template-columns:142px 1fr;
  column-gap:28px;
  row-gap:0;
}
.public-validation .document-data dt,
.public-validation .document-data dd{
  margin:0;
  padding:11px 0;
  border-bottom:1px solid #f0f0f1;
  font-size:14px;
  line-height:1.42;
}
.public-validation .document-data dt{
  color:var(--start-muted);
}
.public-validation .document-data dd{
  color:var(--start-ink);
  font-weight:450;
}
.public-validation .document-data .last{
  border-bottom:0;
}
.public-validation .section-rule{
  border:0;
  border-top:1px solid var(--start-line);
  margin:36px 0;
}
.public-validation .helper{
  margin:0 0 20px;
  color:var(--start-muted);
  font-size:14px;
  line-height:1.55;
}
.public-validation .access-form{
  display:grid;
  gap:14px;
}
.public-validation .access-code{
  width:100%;
  min-height:56px;
  border:1px solid #cfcfd2;
  border-radius:12px;
  padding:0 16px;
  font:500 17px/1.2 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;
  letter-spacing:.04em;
  background:#fff;
  color:var(--start-ink);
  outline:none;
}
.public-validation .access-code:focus{
  border-color:#66666b;
  box-shadow:0 0 0 3px rgba(0,0,0,.055);
}
.public-validation .action-button,
.public-validation .action-link,
.public-validation .file-select-label{
  width:100%;
  min-height:54px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:12px 18px;
  font:500 15px/1.2 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  text-decoration:none;
  cursor:pointer;
  transition:background .15s ease,border-color .15s ease,transform .05s ease;
}
.public-validation .action-button:active,
.public-validation .action-link:active,
.public-validation .file-select-label:active{transform:translateY(1px)}
.public-validation .primary{
  color:#fff;
  background:var(--start-ink);
  border:1px solid var(--start-ink);
}
.public-validation .secondary-action{
  color:var(--start-ink);
  background:#fff;
  border:1px solid #cfcfd2;
}
.public-validation .soft-action{
  color:var(--start-ink);
  background:var(--start-soft);
  border:1px solid #e1e1e2;
}
.public-validation .action-stack{
  display:grid;
  gap:12px;
  margin-top:18px;
}
.public-validation .authorized{
  margin:16px 0 4px;
  padding:13px 15px;
  border-left:2px solid #9fb4a5;
  background:var(--start-ok-bg);
  color:var(--start-ok);
  font-size:14px;
  line-height:1.45;
}
.public-validation .pdf-check{
  display:grid;
  gap:12px;
  margin-top:20px;
}
.public-validation .native-file{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.public-validation .selected-file{
  min-height:20px;
  color:var(--start-muted);
  font-size:13px;
  line-height:1.4;
  overflow-wrap:anywhere;
}
.public-validation .verify-result{
  display:none;
  margin-top:4px;
  padding:14px 15px;
  border-radius:10px;
  font-size:14px;
  line-height:1.5;
}
.public-validation .verify-result.oktxt{
  display:block;
  background:var(--start-ok-bg);
  color:var(--start-ok);
}
.public-validation .verify-result.error{
  display:block;
  background:#fbf5f5;
  color:var(--start-error);
}
.public-validation .expiry{
  margin-top:18px;
  color:var(--start-muted);
  font-size:12px;
  line-height:1.5;
}
.public-validation .error-message{
  color:var(--start-error);
  font-size:13px;
  line-height:1.45;
  margin-top:0;
}
.public-validation .public-footer{
  margin-top:26px;
  text-align:center;
  font-size:11px;
  letter-spacing:.04em;
  color:#a0a0a4;
}
@media(max-width:620px){
  .public-validation .public-shell{width:min(100% - 20px,680px);padding:18px 0 44px}
  .public-validation .public-sheet{border-radius:14px;padding:28px 22px 30px}
  .public-validation .start-brand{min-height:120px;margin-bottom:26px}
  .public-validation .start-brand img{width:146px}
  .public-validation h1{font-size:27px}
  .public-validation .status-line{margin:22px 0 26px}
  .public-validation .document-data{grid-template-columns:1fr;row-gap:0}
  .public-validation .document-data dt{padding:12px 0 2px;border-bottom:0;font-size:12px}
  .public-validation .document-data dd{padding:0 0 12px;font-size:15px}
  .public-validation .access-code{min-height:58px;font-size:18px}
  .public-validation .action-button,
  .public-validation .action-link,
  .public-validation .file-select-label{min-height:58px;font-size:16px}
  .public-validation .action-stack{gap:14px}
  .public-validation .section-rule{margin:32px 0}
}

/* START PDE · visor web V014 */
.viewer-page{background:#f3f3f2}
.viewer-page .viewer-shell{width:min(100% - 24px,1040px);margin:0 auto;padding:22px 0 64px}
.viewer-head{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;min-height:92px;padding:6px 4px 18px;border-bottom:1px solid var(--start-line)}
.viewer-logo{width:116px;height:auto;display:block}
.viewer-back{justify-self:start;color:var(--start-muted);text-decoration:none;font-size:14px;padding:12px 4px}
.viewer-spacer{width:1px}
.viewer-meta{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;padding:28px 4px 22px}
.viewer-meta h1{font-size:22px;margin:0 0 6px;font-weight:500}
.viewer-meta p{margin:0;color:var(--start-muted);font-size:13px}
.viewer-download{flex:0 0 auto;border:1px solid #cfcfd2;border-radius:10px;padding:12px 16px;color:var(--start-ink);text-decoration:none;background:#fff;font-size:14px;font-weight:500}
.viewer-status{text-align:center;color:var(--start-muted);font-size:12px;margin:0 0 14px}
.pdf-pages{display:grid;gap:22px;justify-items:center}
.pdf-page-wrap{background:#fff;box-shadow:0 16px 46px rgba(0,0,0,.09);line-height:0;max-width:100%;overflow:hidden}
.pdf-canvas{display:block;max-width:100%;height:auto!important}
.viewer-error{background:#fff;border:1px solid var(--start-line);border-radius:12px;padding:22px;color:var(--start-muted);font-size:14px;line-height:1.55;text-align:center}
@media(max-width:620px){
 .viewer-page .viewer-shell{width:min(100% - 14px,1040px);padding:8px 0 40px}
 .viewer-head{min-height:78px;padding:4px 2px 12px}
 .viewer-logo{width:102px}
 .viewer-back{font-size:13px}
 .viewer-meta{display:grid;gap:16px;padding:22px 4px 18px}
 .viewer-download{width:100%;min-height:50px;display:flex;align-items:center;justify-content:center}
 .pdf-pages{gap:14px}
 .pdf-page-wrap{box-shadow:0 10px 28px rgba(0,0,0,.08)}
}

/* START PDE · visor refinado V015
   Capa exclusivamente visual. No modifica backend, eventos ni permisos. */
.viewer-page{
  background:#fff;
}
.viewer-page .viewer-shell{
  width:100%;
  max-width:none;
  margin:0;
  padding:0 0 58px;
}
.viewer-head{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:168px;
  padding:30px 64px 34px;
  background:#fff;
  border:0;
}
.viewer-logo{
  display:block;
  width:clamp(126px,14vw,154px);
  height:auto;
  margin:0 auto;
}
.viewer-back{
  position:absolute;
  left:max(18px,calc((100% - 1040px)/2 + 4px));
  top:50%;
  transform:translateY(-50%);
  color:var(--start-muted);
  text-decoration:none;
  font-size:14px;
  line-height:1;
  padding:12px 10px;
  border-radius:8px;
}
.viewer-workarea{
  background:#f4f4f3;
  border-top:1px solid #ededed;
  padding:30px 14px 54px;
}
.viewer-inner{
  width:min(100%,1040px);
  margin:0 auto;
}
.viewer-meta{
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:28px;
  padding:0 2px 22px;
}
.viewer-titleblock{min-width:0}
.viewer-meta h1{
  font-size:22px;
  line-height:1.2;
  margin:0 0 7px;
  font-weight:500;
  letter-spacing:-.015em;
}
.viewer-meta p{
  margin:0;
  color:var(--start-muted);
  font-size:13px;
  line-height:1.45;
}
.viewer-download{
  flex:0 0 auto;
  min-height:46px;
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid #cfcfd2;
  border-radius:10px;
  padding:12px 18px;
  color:var(--start-ink);
  text-decoration:none;
  background:#fff;
  font-size:14px;
  font-weight:500;
}
.viewer-status{
  text-align:center;
  color:var(--start-muted);
  font-size:12px;
  margin:0 0 16px;
}
.pdf-pages{
  display:grid;
  gap:22px;
  justify-items:center;
}
.pdf-page-wrap{
  background:#fff;
  box-shadow:0 12px 36px rgba(0,0,0,.075);
  border:1px solid rgba(0,0,0,.045);
  line-height:0;
  max-width:100%;
  overflow:hidden;
}
@media(max-width:620px){
  .viewer-page .viewer-shell{padding-bottom:40px}
  .viewer-head{
    min-height:150px;
    padding:25px 52px 30px;
  }
  .viewer-logo{
    width:132px;
  }
  .viewer-back{
    left:10px;
    font-size:13px;
    padding:11px 7px;
  }
  .viewer-workarea{
    padding:25px 10px 42px;
  }
  .viewer-meta{
    display:grid;
    gap:17px;
    padding:0 2px 19px;
  }
  .viewer-meta h1{font-size:21px}
  .viewer-download{
    width:100%;
    min-height:52px;
    font-size:15px;
  }
  .pdf-pages{gap:14px}
  .pdf-page-wrap{box-shadow:0 8px 24px rgba(0,0,0,.07)}
}