:root{
  --navy:#0B132B;
  --navy-2:#16203c;
  --gold:#C49A3C;
  --gold-soft:#e8d8b0;
  --ink:#141821;
  --muted:#6b7280;
  --line:#e2e5ec;
  --bg:#f6f7fa;
  --white:#fff;
  --ok:#0f7a4d;
  --warn:#a35a00;
  --bad:#a52020;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5;
}
h1,h2{font-family:"Playfair Display",Georgia,serif;font-weight:600;margin:0 0 .4em}
a{color:var(--navy);text-decoration:none}
a:hover{text-decoration:underline}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.86em}
.muted{color:var(--muted)}
.small{font-size:.85em}
.hidden{display:none !important}
.center{text-align:center}

/* top bar */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 28px;background:var(--navy);color:#fff;
}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:600;letter-spacing:.3px}
.brand:hover{text-decoration:none}
.mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:8px;background:var(--gold);color:var(--navy);
  font-weight:700;font-size:13px;letter-spacing:.5px;
}
.topbar nav{display:flex;align-items:center;gap:16px;font-size:.9em}
.topbar nav a{color:#cfd6e6}
.topbar nav a:hover{color:#fff}
.who{color:#8d97ad;font-size:.9em}

.wrap{max-width:1080px;margin:0 auto;padding:28px 20px 80px}

/* buttons */
.btn{
  background:var(--gold);color:var(--navy);border:0;border-radius:8px;
  padding:10px 18px;font-weight:600;cursor:pointer;font-size:.92em;font-family:inherit;
}
.btn:hover{filter:brightness(1.06)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn-ghost{
  background:transparent;border:1px solid var(--line);border-radius:8px;
  padding:9px 14px;cursor:pointer;color:var(--ink);font-size:.9em;font-family:inherit;
}
.btn-ghost:hover{border-color:var(--navy);color:var(--navy)}

/* auth */
.authcard{
  max-width:400px;margin:8vh auto 0;background:var(--white);border:1px solid var(--line);
  border-radius:14px;padding:30px;box-shadow:0 1px 2px rgba(11,19,43,.05);
}
.authcard h1{font-size:1.5em}
.authcard label{display:block;margin:14px 0;font-size:.88em;color:var(--muted)}
.authcard input{
  display:block;width:100%;margin-top:6px;padding:10px 12px;border:1px solid var(--line);
  border-radius:8px;font-family:inherit;font-size:1em;color:var(--ink);background:#fbfbfd;
}
.authcard input:focus{outline:2px solid var(--gold-soft);border-color:var(--gold)}
.authcard .btn{width:100%;margin-top:8px}
.err{background:#fdecec;color:var(--bad);padding:10px 12px;border-radius:8px;font-size:.88em}
.tick{font-size:2em;color:var(--ok);margin-bottom:8px}

/* hero + upload */
.hero{margin-bottom:22px}
.hero h1{font-size:1.9em}
.upload{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  background:var(--white);border:1px dashed var(--line);border-radius:12px;padding:16px 18px;margin-bottom:26px;
}
.upload input[type=file]{display:none}
.fakelabel{
  border:1px solid var(--line);border-radius:8px;padding:9px 14px;cursor:pointer;font-size:.9em;
}
.fakelabel:hover{border-color:var(--navy)}

/* tables */
table.docs{width:100%;border-collapse:collapse;background:var(--white);border-radius:12px;overflow:hidden;
  border:1px solid var(--line);margin-bottom:28px}
table.docs th{text-align:left;font-size:.78em;text-transform:uppercase;letter-spacing:.06em;
  color:var(--muted);padding:12px 14px;border-bottom:1px solid var(--line);background:#fbfbfd}
table.docs td{padding:12px 14px;border-bottom:1px solid var(--line);font-size:.92em;vertical-align:middle}
table.docs tr:last-child td{border-bottom:0}
table.docs .fname{font-weight:500}
.actions a{margin-right:12px;font-size:.88em}
.hash{word-break:break-all;font-size:.72em;color:var(--muted)}
.empty{color:var(--muted);padding:26px 0}

/* badges */
.badge{display:inline-block;padding:3px 9px;border-radius:99px;font-size:.74em;font-weight:600;
  text-transform:capitalize;letter-spacing:.02em}
.badge-draft{background:#eef0f5;color:#495064}
.badge-sent{background:#fff4de;color:var(--warn)}
.badge-completed{background:#e6f4ec;color:var(--ok)}
.badge-pending{background:#fff4de;color:var(--warn)}
.badge-signed{background:#e6f4ec;color:var(--ok)}

/* doc header */
.docbar{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  flex-wrap:wrap;margin-bottom:18px}
.docname{font-size:1.35em;margin:0 0 4px}
.docbar-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* panels */
.panel{background:var(--white);border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;margin-bottom:20px}
.panel h2{font-size:1.05em;margin-bottom:8px}
.panel-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.panel-row:last-child{margin-bottom:0}
.label{font-size:.78em;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:600}
.panel select,.panel input{
  padding:8px 10px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:.9em;
}
.chip{
  border:1px solid var(--line);background:#fbfbfd;border-radius:99px;padding:6px 14px;
  cursor:pointer;font-size:.86em;font-family:inherit;color:var(--ink);
}
.chip.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.hint{font-size:.84em;color:var(--muted);margin:8px 0 0}

/* pages */
.pages{display:flex;flex-direction:column;gap:22px;align-items:center}
.page{position:relative;background:#fff;box-shadow:0 2px 10px rgba(11,19,43,.10);border-radius:4px;
  overflow:hidden;max-width:820px;width:100%}
.page canvas{display:block;width:100%;height:auto}
.overlay{position:absolute;inset:0}
.overlay.placing{cursor:crosshair}
.field{
  position:absolute;border:1.5px solid var(--gold);background:rgba(196,154,60,.12);
  border-radius:3px;font-size:11px;color:#7a5c18;display:flex;align-items:center;
  justify-content:center;overflow:hidden;user-select:none;cursor:move;
}
.field.sel{border-color:var(--navy);background:rgba(11,19,43,.10);box-shadow:0 0 0 2px rgba(11,19,43,.18)}
.field .tag{position:absolute;top:-17px;left:0;font-size:10px;background:var(--gold);color:var(--navy);
  padding:1px 5px;border-radius:3px;white-space:nowrap;font-weight:600}
.field .handle{position:absolute;right:-5px;bottom:-5px;width:12px;height:12px;background:var(--navy);
  border:2px solid #fff;border-radius:2px;cursor:nwse-resize}
.field img{width:100%;height:100%;object-fit:contain}
.field input{border:0;background:transparent;width:100%;font-family:inherit;font-size:12px;padding:0 3px}

/* toast */
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:var(--navy);
  color:#fff;padding:11px 20px;border-radius:99px;font-size:.88em;box-shadow:0 6px 20px rgba(11,19,43,.25);z-index:60}

/* modal */
.modal{position:fixed;inset:0;background:rgba(11,19,43,.55);display:flex;align-items:center;
  justify-content:center;z-index:70;padding:20px}
.modal-card{background:#fff;border-radius:14px;padding:22px;max-width:660px;width:100%}
#sigpad{width:100%;height:auto;border:1px dashed var(--line);border-radius:10px;
  background:#fdfdfd;touch-action:none;cursor:crosshair}
.modal-row{display:flex;justify-content:flex-end;gap:8px;margin-top:14px}

#linksList{list-style:none;padding:0;margin:0}
#linksList li{border:1px solid var(--line);border-radius:8px;padding:10px 12px;margin-bottom:8px;font-size:.88em}
#linksList .ln{font-weight:600}
#linksList a{word-break:break-all;font-size:.82em}

/* forms in panels */
.stack{display:block;margin:14px 0;font-size:.86em;color:var(--muted)}
.stack input,.stack textarea{
  display:block;width:100%;margin-top:6px;padding:10px 12px;border:1px solid var(--line);
  border-radius:8px;font-family:inherit;font-size:1rem;color:var(--ink);background:#fbfbfd;
}
.stack input:focus,.stack textarea:focus{outline:2px solid var(--gold-soft);border-color:var(--gold)}
.stack textarea{resize:vertical;line-height:1.55}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.86rem}
.docbody{
  background:#fbfbfd;border:1px solid var(--line);border-radius:10px;padding:14px;
  white-space:pre-wrap;word-break:break-word;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.82rem;
  line-height:1.6;color:#2a3142;max-height:520px;overflow:auto;
}
.plain{list-style:none;padding:0;margin:0}
.plain li{padding:4px 0;font-size:.92em}
.keybox{
  background:#fff8e6;border:1px solid var(--gold);border-radius:12px;padding:14px 16px;
  margin-bottom:20px;font-size:.9em;
}
.keyraw{display:block;margin-top:8px;word-break:break-all;font-size:.95em;color:var(--navy);font-weight:600}

@media (max-width:640px){
  .wrap{padding:18px 12px 60px}
  .topbar{padding:12px 16px}
  .docbar{flex-direction:column}
}