:root {
  --green: #1f7a44;
  --green-d: #155c32;
  --ink: #14331f;
  --muted: #6b7d72;
  --line: #e2ebe5;
  --bg: #f4f7f5;
  --red: #b3261e;
  --amber: #9a6700;
  --amber-bg: #fff4d6;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
}
a { color: var(--green); }
button {
  font: inherit;
  cursor: pointer;
  border: 1px solid var(--green);
  background: var(--green);
  color: #fff;
  padding: 8px 14px;
  border-radius: 8px;
}
button.ghost { background: #fff; color: var(--green); }
button.danger { background: #fff; color: var(--red); border-color: var(--red); }
button.sm { padding: 4px 9px; font-size: 13px; border-radius: 6px; }
button:disabled { opacity: .5; cursor: not-allowed; }
input, select {
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  width: 100%;
}
label { font-size: 13px; color: var(--muted); display: block; margin: 0 0 4px; }
.field { margin-bottom: 12px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); font-size: 14px; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.right { text-align: right; }
.muted { color: var(--muted); }
.card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 140px; }
.pill { display: inline-block; font-size: 12px; padding: 2px 9px; border-radius: 999px; border: 1px solid var(--line); }
.pill.draft { color: var(--muted); }
.pill.sent { color: var(--amber); border-color: var(--amber); }
.pill.signed { color: var(--green); border-color: var(--green); }

/* Login */
.login-wrap { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.login-card { width: 100%; max-width: 380px; }
.brand-badge {
  display: inline-block; font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--green); border: 1px solid var(--green); border-radius: 999px; padding: 3px 11px;
}

/* Shell */
header.topbar {
  background: #fff; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 18px; padding: 0 20px; height: 58px;
  position: sticky; top: 0; z-index: 10;
}
.topbar .logo { font-weight: 700; color: var(--green); }
nav.tabs { display: flex; gap: 4px; flex: 1; }
nav.tabs a {
  padding: 8px 12px; border-radius: 8px; text-decoration: none; color: var(--ink); font-size: 14px;
}
nav.tabs a.active { background: var(--bg); color: var(--green); font-weight: 600; }
.container { max-width: 1080px; margin: 0 auto; padding: 22px 20px 60px; }
h2.page { margin: 0 0 16px; font-size: 22px; }
.bar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; gap: 12px; }
.banner { background: var(--amber-bg); border: 1px solid #efd98a; color: var(--amber);
  padding: 10px 14px; border-radius: 10px; margin-bottom: 16px; font-size: 14px; }
.err { color: var(--red); font-size: 13px; margin-top: 8px; }

/* Modal */
.modal-bg { position: fixed; inset: 0; background: rgba(20,51,31,.4); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal { background: #fff; border-radius: 14px; padding: 22px; width: 100%; max-width: 520px; max-height: 90vh; overflow: auto; }
.modal h3 { margin: 0 0 14px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }