:root {
  --bg: #f1ede6;
  --surface: #ffffff;
  --text: #2b2926;
  --muted: #78726a;
  --border: #e7e1d6;
  --primary: #9c5238;
  --primary-dark: #7d4029;
  --primary-soft: #f4e6df;
  --danger: #c0392b;
  --danger-soft: #fbe6e2;
  --success: #2f7a4f;
  --success-soft: #e4f2e9;
  --warn: #b8863a;
  --warn-soft: #faf0dc;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(43, 41, 38, 0.04), 0 10px 28px rgba(43, 41, 38, 0.07);
  --shadow-sm: 0 1px 2px rgba(43, 41, 38, 0.05);
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-bottom: 3rem;
}

header.topbar {
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.6rem;
}

header.topbar .brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--primary-dark);
  letter-spacing: 0.01em;
}

header.topbar .brand svg { display: block; height: 28px; width: auto; }

nav.tabs {
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
}

nav.tabs a {
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.9rem;
  transition: background 0.15s ease, color 0.15s ease;
}

nav.tabs a.active, nav.tabs a:hover { background: var(--primary-soft); color: var(--primary-dark); }

nav.tabs details.nav-group { position: relative; }
nav.tabs details.nav-group summary {
  list-style: none;
  cursor: pointer;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.9rem;
  transition: background 0.15s ease, color 0.15s ease;
}
nav.tabs details.nav-group summary::-webkit-details-marker { display: none; }
nav.tabs details.nav-group summary.active,
nav.tabs details.nav-group[open] summary { background: var(--primary-soft); color: var(--primary-dark); }
nav.tabs details.nav-group .nav-group-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  padding: 0.4rem;
  display: flex;
  flex-direction: column;
  min-width: 190px;
  z-index: 20;
}
nav.tabs details.nav-group .nav-group-menu a {
  padding: 0.5rem 0.7rem;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text);
  font-size: 0.9rem;
  white-space: nowrap;
}
nav.tabs details.nav-group .nav-group-menu a.active,
nav.tabs details.nav-group .nav-group-menu a:hover { background: var(--primary-soft); color: var(--primary-dark); }

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
}

main.center-page {
  max-width: 400px;
  min-height: calc(100vh - 3rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 1.5rem;
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
}

h1 { font-size: 1.3rem; margin: 0 0 0.75rem; color: var(--text); }
h2 { font-size: 1.05rem; margin: 0 0 0.5rem; color: var(--text); }

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0.6rem 0 0.3rem;
}

input, select, textarea, button {
  font: inherit;
}

input[type=text], input[type=email], input[type=password], input[type=number],
input[type=date], input[type=datetime-local], input[type=time], input[type=tel], select, textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}

button {
  cursor: pointer;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.6rem 1.1rem;
  background: var(--primary);
  color: white;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  transition: background 0.15s ease, transform 0.05s ease;
}

button:hover { background: var(--primary-dark); }
button:active { transform: translateY(1px); }
button.secondary { background: var(--surface); color: var(--text); border: 1px solid var(--border); box-shadow: none; }
button.secondary:hover { background: var(--bg); }
button.danger { background: var(--danger); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.row { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 140px; }

.break-row { display: flex; gap: 0.5rem; align-items: end; margin-bottom: 0.5rem; }
.break-row > div { flex: 1; }

.list-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  margin-bottom: 0.6rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  background: var(--surface);
}

.list-item .details { flex: 1; min-width: 180px; }
.list-item .actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.badge {
  display: inline-block;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge.draft { background: var(--bg); color: var(--muted); }
.badge.submitted { background: var(--warn-soft); color: var(--warn); }
.badge.approved { background: var(--success-soft); color: var(--success); }
.badge.calculado { background: var(--primary-soft); color: var(--primary); }
.badge.rejected { background: var(--danger-soft); color: var(--danger); }
.badge.paid { background: var(--primary-soft); color: var(--primary-dark); }
.badge.superseded { background: var(--bg); color: var(--muted); }

/* selos de pendência ( documento vencido/vencendo, não assinado) —
   usados em qualquer tela que precise chamar atenção pra um
   documento parado: Empresa, Bens e o alerta global no topo */
.badge-expired, .badge-unsigned { background: var(--danger); color: white; font-size: 0.72rem; font-weight: 700; padding: 0.15rem 0.5rem; border-radius: 999px; }
.badge-expiring { background: var(--warn); color: white; font-size: 0.72rem; font-weight: 700; padding: 0.15rem 0.5rem; border-radius: 999px; }

.alert-banner { background: #fdeaea; border: 2px solid var(--danger); border-radius: 12px; padding: 0.9rem 1.1rem; margin-bottom: 1rem; }
.alert-banner h3 { margin: 0 0 0.5rem; color: var(--danger); font-size: 1rem; }
.alert-banner .item { padding: 0.25rem 0; font-size: 0.9rem; }
.alert-banner a { color: var(--danger); font-weight: 600; }

.error { color: var(--danger); font-size: 0.9rem; margin-top: 0.5rem; }
.notice { color: var(--success); font-size: 0.9rem; margin-top: 0.5rem; }
.muted { color: var(--muted); font-size: 0.85rem; }

.tab-switch { display: flex; gap: 0.4rem; margin-bottom: 0.75rem; flex-wrap: wrap; }
.tab-switch button { background: var(--surface); color: var(--text); border: 1px solid var(--border); box-shadow: none; }
.tab-switch button.active { background: var(--primary); color: white; border-color: var(--primary); }

a.link { color: var(--primary); text-decoration: none; font-size: 0.9rem; font-weight: 600; }
a.link:hover { color: var(--primary-dark); }

.file-input { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; margin-top: 0.25rem; max-width: 100%; }
.file-input input[type=file] {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.file-button {
  cursor: pointer;
  display: inline-block;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.6rem 1.1rem;
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
}
.file-button:hover { background: var(--bg); }
.file-name { color: var(--muted); font-size: 0.85rem; overflow-wrap: anywhere; min-width: 0; flex: 1 1 120px; }
.file-preview {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

@media (max-width: 480px) {
  .row { flex-direction: column; }
  .list-item { flex-direction: column; align-items: stretch; }
}