:root {
  --bg: #f4f6fb;
  --panel: #ffffff;
  --ink: #0b132b;
  --muted: #5b6478;
  --line: #e2e6ef;
  --brand: #1f4fd8;
  --brand-dark: #163bab;
  --ok: #1a8a4a;
  --warn: #b7791f;
  --danger: #c0392b;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(16, 24, 40, 0.08), 0 1px 2px rgba(16, 24, 40, 0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}

a { color: var(--brand); }

.topbar {
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 20;
}
.topbar .brand { font-weight: 700; letter-spacing: .2px; }
.topbar .brand span { color: var(--brand); }

.container { max-width: 1040px; margin: 0 auto; padding: 24px 20px 64px; }
.narrow { max-width: 560px; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  margin-bottom: 18px;
}

h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 18px 0 8px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted); }
.sub { color: var(--muted); font-size: 14px; margin: 0 0 18px; }

label { display: block; font-size: 13px; font-weight: 600; margin: 12px 0 5px; }
input[type=text], input[type=email], input[type=password] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 15px;
  background: #fff;
}
input:focus { outline: 2px solid rgba(31,79,216,.25); border-color: var(--brand); }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 8px; border: 1px solid transparent;
  font-size: 14px; font-weight: 600; cursor: pointer; background: var(--brand); color: #fff;
  text-decoration: none;
}
.btn:hover { background: var(--brand-dark); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.secondary { background: #fff; color: var(--ink); border-color: var(--line); }
.btn.secondary:hover { background: #f7f9fc; }
.btn.ghost { background: transparent; color: var(--brand); }
.btn.danger { background: var(--danger); }
.btn.sm { padding: 6px 11px; font-size: 13px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.spacer { flex: 1; }

.badge { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.draft { background: #eef1f6; color: #5b6478; }
.badge.awaiting_recipient { background: #fff4e0; color: #b7791f; }
.badge.awaiting_countersign { background: #e6f0ff; color: #1f4fd8; }
.badge.completed { background: #e3f6ea; color: #1a8a4a; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 10px; border-bottom: 1px solid var(--line); font-size: 14px; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted); }
tr.clickable:hover { background: #f7f9fc; cursor: pointer; }

.msg { padding: 10px 14px; border-radius: 8px; font-size: 14px; margin: 10px 0; }
.msg.error { background: #fdecea; color: var(--danger); }
.msg.ok { background: #e3f6ea; color: var(--ok); }
.msg.info { background: #eef2fb; color: var(--muted); }

.muted { color: var(--muted); }
.small { font-size: 13px; }
code.token { background: #f0f2f7; padding: 2px 6px; border-radius: 5px; font-size: 13px; word-break: break-all; }

/* PDF-Viewer */
.pdf-toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; }
.pdf-scroll { max-height: 72vh; overflow: auto; background: #55606f; border-radius: 8px; padding: 16px; }
.pdf-page { position: relative; margin: 0 auto 16px; background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,.25); }
.pdf-page:last-child { margin-bottom: 0; }
.pdf-overlay { position: absolute; inset: 0; }

.field-box {
  position: absolute; border: 2px dashed var(--brand);
  background: rgba(31,79,216,.10); border-radius: 4px;
  cursor: move; box-sizing: border-box;
}
.field-box .label {
  position: absolute; top: -20px; left: 0; font-size: 11px; font-weight: 700;
  background: var(--brand); color: #fff; padding: 1px 6px; border-radius: 4px; white-space: nowrap;
}
.field-box.counter { border-color: var(--ok); background: rgba(26,138,74,.10); }
.field-box.counter .label { background: var(--ok); }
.field-box .resize {
  position: absolute; right: -6px; bottom: -6px; width: 14px; height: 14px;
  background: #fff; border: 2px solid var(--brand); border-radius: 3px; cursor: nwse-resize;
}
.field-box.counter .resize { border-color: var(--ok); }
.placing .pdf-overlay { cursor: crosshair; }

/* Signature */
.sig-tabs { display: flex; gap: 6px; margin-bottom: 8px; }
.sig-tab { padding: 6px 14px; border: 1px solid var(--line); background: #fff; border-radius: 8px; cursor: pointer; font-size: 13px; font-weight: 600; }
.sig-tab.active { background: var(--brand); color: #fff; border-color: var(--brand); }
.sig-canvas-wrap { border: 1px solid var(--line); border-radius: 8px; background: #fff;
  background-image: linear-gradient(#fff, #fff), repeating-linear-gradient(45deg,#fafbfd,#fafbfd 6px,#fff 6px,#fff 12px);
}
canvas.sig { display: block; width: 100%; height: 160px; touch-action: none; border-radius: 8px; }
.audit-list { font-size: 13px; }
.audit-list li { margin-bottom: 6px; }
hr.sep { border: none; border-top: 1px solid var(--line); margin: 20px 0; }
.kv { display: grid; grid-template-columns: 150px 1fr; gap: 6px 12px; font-size: 14px; }
.kv div.k { color: var(--muted); }
.hidden { display: none !important; }
.center { text-align: center; }
.stepline { display:flex; gap:8px; align-items:center; flex-wrap:wrap; font-size:13px; color:var(--muted); margin-bottom:14px; }
.stepline .step { padding:4px 10px; border-radius:999px; background:#eef1f6; }
.stepline .step.active { background:var(--brand); color:#fff; }
.stepline .step.done { background:#e3f6ea; color:var(--ok); }

/* ---- Feld-Editor v2: Typen, Liste, Loeschen ---- */
.inline-lbl { font-size:13px; font-weight:600; margin:0 2px 0 0; }
select.sel { padding:7px 10px; border:1px solid var(--line); border-radius:8px; font-size:13px; background:#fff; }
select.sel-sm { padding:2px 6px; border:1px solid var(--line); border-radius:6px; font-size:12px; background:#fff; margin-left:4px; }
.field-box .del {
  position:absolute; top:-20px; right:0; width:18px; height:18px; line-height:16px; text-align:center;
  background:var(--danger); color:#fff; border-radius:50%; font-size:13px; font-weight:700; cursor:pointer;
}
.field-box.fieldtype-name, .field-box.fieldtype-date, .field-box.fieldtype-text { border-style:solid; }
.field-list { display:flex; flex-wrap:wrap; gap:8px; margin:4px 0 14px; }
.field-chip { display:inline-flex; align-items:center; gap:6px; padding:5px 10px; border:1px solid var(--line);
  border-radius:999px; font-size:13px; font-weight:600; background:#fff; }
.field-chip .dot { width:9px; height:9px; border-radius:50%; background:var(--brand); }
.field-chip.counter .dot { background:var(--ok); }
.field-chip .chip-del { cursor:pointer; color:var(--danger); font-weight:700; margin-left:2px; }

/* ---- Ausfuell-Overlay (Signier-Seite + Gegenzeichnung) ---- */
.fill-field { position:absolute; box-sizing:border-box; border:2px solid var(--brand);
  background:rgba(31,79,216,.08); border-radius:4px; display:flex; align-items:center; }
.fill-field.counter { border-color:var(--ok); background:rgba(26,138,74,.08); }
.fill-field.sig-field { cursor:pointer; justify-content:center; }
.fill-field.sig-field:hover { background:rgba(31,79,216,.16); }
.fill-field .ff-label { font-size:11px; font-weight:700; color:var(--brand); pointer-events:none; padding:0 4px; text-align:center; }
.fill-field.counter .ff-label { color:var(--ok); }
.fill-field.filled { background:#fff; border-style:solid; }
.fill-field .ff-sig { max-width:100%; max-height:100%; object-fit:contain; }
.fill-field.auto-field { background:rgba(120,120,120,.10); border-style:dashed; border-color:#8a93a5; }
.fill-field.auto-field .ff-label { color:#5b6478; }
.ff-input { width:100%; height:100%; border:none; background:transparent; padding:0 4px; font-weight:600; color:var(--ink); outline:none; }
.ff-input:focus { background:rgba(255,255,255,.6); }

/* ---- Signatur-Modal ---- */
.modal-backdrop { position:fixed; inset:0; background:rgba(11,19,43,.55); z-index:100; display:flex; align-items:center; justify-content:center; padding:16px; }
.modal { background:#fff; border-radius:12px; padding:22px; width:100%; max-width:520px; box-shadow:0 12px 40px rgba(0,0,0,.3); }
.btn.shake { animation: shake .4s; }
@keyframes shake { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-5px)} 75%{transform:translateX(5px)} }