/* Minimal, drop‑in styles matching Zaqta buttons/colors */
:root{
  --brand:#158f74; /* your green */
  --brand-700:#0c6d59;
  --ink:#0d1321;
  --muted:#5b6777;
  --bg:#f6faf9;
  --card:#ffffff;
  --ring:#9bd8ca;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
.page-header{padding:16px 24px 0}
.page-header h1{margin:0 0 4px;font-size:28px}
.subtitle{margin:0 0 12px;color:var(--muted)}

.container{max-width:1200px;margin:0 auto;padding:0 24px 40px}

.dropzone{border:2px dashed var(--ring);background:#eaf7f4;border-radius:16px;padding:40px;text-align:center;margin:8px 0 24px}
.dz-title{margin:0 0 10px;color:#2c3e50}
.btn{display:inline-flex;gap:8px;align-items:center;border:none;border-radius:12px;padding:12px 18px;font-weight:600;cursor:pointer;background:#e9eef3;color:var(--ink)}
.btn.primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(21,143,116,0.25)}
.btn.primary:hover{background:var(--brand-700)}
.btn.subtle{background:#edf2f7}

.sig-row{display:flex;gap:28px;align-items:flex-start;margin:10px 0 20px}
.sig-draw,.sig-ready{background:var(--card);border-radius:14px;padding:16px 16px 14px;box-shadow:0 1px 0 #e8eef2}
.sig-draw{flex:0 0 430px}
.sig-ready{flex:1}
#sigPad{width:100%;height:160px;border:1px solid #e5e9ef;border-radius:12px;background:#fff}
.sig-actions{display:flex;gap:8px;margin-top:8px}
.sig-thumb{width:140px;height:60px;border:1px dashed #c9d6de;border-radius:10px;background:#fff;display:flex;align-items:center;justify-content:center}

.viewer-wrap{background:var(--card);border-radius:18px;padding:16px;box-shadow:0 1px 0 #e8eef2}
.viewer{position:relative;width:100%;height:70vh;border:1px solid #e5e9ef;border-radius:14px;overflow:hidden;background:#fff}
.pdf-frame{position:absolute;inset:0;width:100%;height:100%;border:0}
.overlay{position:absolute;inset:0;pointer-events:none}
.overlay .sig{position:absolute;pointer-events:auto;cursor:move;user-select:none}
.controls{display:flex;align-items:center;gap:16px;margin-top:12px}
.note{margin:0;color:var(--muted);font-size:13px}