:root {
  --brand: #1e6f5c;
  --brand-dark: #145142;
  --accent: #f5a623;
  --bg: #f4f7f6;
  --danger: #e74c3c;
  --sidebar-w: 250px;
}

* { box-sizing: border-box; }

body {
  background: var(--bg);
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  color: #263238;
}

/* ---------- Login Page ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
}
.login-card {
  background: #fff;
  width: 380px;
  max-width: 92vw;
  border-radius: 14px;
  padding: 36px 30px;
  box-shadow: 0 20px 50px rgba(0,0,0,.25);
}
.login-card h2 { color: var(--brand-dark); margin-bottom: 4px; }
.login-card .brand-tag { color: #78909c; font-size: 13px; margin-bottom: 22px; }
.role-switch { display:flex; gap:6px; margin-bottom:18px; }
.role-switch a {
  flex:1; text-align:center; padding:8px 4px; border-radius:8px;
  background:#eef3f2; color:#37474f; text-decoration:none; font-size:13px; font-weight:600;
}
.role-switch a.active { background: var(--brand); color:#fff; }

/* ---------- App Shell ---------- */
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: var(--sidebar-w);
  background: var(--brand-dark);
  color: #dff3ee;
  flex-shrink: 0;
  min-height: 100vh;
  position: sticky; top: 0; align-self: flex-start;
}
.sidebar .brand {
  padding: 20px 18px; font-size: 19px; font-weight: 700; color: #fff;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.sidebar .brand small { display:block; font-weight:400; font-size:11px; color:#a9d6ca; }
.sidebar nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 18px; color: #cfe9e1; text-decoration: none; font-size: 14px;
  border-left: 3px solid transparent;
}
.sidebar nav a:hover, .sidebar nav a.active {
  background: rgba(255,255,255,.08); color: #fff; border-left-color: var(--accent);
}
.main { flex: 1; min-width: 0; }
.topbar {
  background: #fff; padding: 12px 24px; display:flex; justify-content:space-between; align-items:center;
  box-shadow: 0 1px 4px rgba(0,0,0,.06); position: sticky; top:0; z-index: 10;
}
.topbar .user-chip { font-size: 13px; color:#546e7a; }
.content { padding: 22px; }

/* ---------- Cards / Stats ---------- */
.stat-card {
  background: #fff; border-radius: 12px; padding: 18px; box-shadow: 0 2px 8px rgba(0,0,0,.05);
  border-left: 4px solid var(--brand);
  height: 100%;
}
.stat-card .label { font-size: 13px; color: #78909c; margin-bottom: 6px; }
.stat-card .value { font-size: 22px; font-weight: 700; color: #263238; }
.stat-card.danger { border-left-color: var(--danger); }
.stat-card.accent { border-left-color: var(--accent); }

.card-panel {
  background:#fff; border-radius:12px; padding:20px; box-shadow:0 2px 8px rgba(0,0,0,.05); margin-bottom:20px;
}

.badge-active { background:#e3f7ec; color:#1e6f5c; padding:3px 10px; border-radius:20px; font-size:12px; }
.badge-closed { background:#eceff1; color:#546e7a; padding:3px 10px; border-radius:20px; font-size:12px; }
.badge-default { background:#fdeceb; color:#e74c3c; padding:3px 10px; border-radius:20px; font-size:12px; }
.badge-pending { background:#fff4e0; color:#c9820a; padding:3px 10px; border-radius:20px; font-size:12px; }
.badge-paid { background:#e3f7ec; color:#1e6f5c; padding:3px 10px; border-radius:20px; font-size:12px; }

.btn-brand { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-brand:hover { background: var(--brand-dark); border-color: var(--brand-dark); color:#fff; }
.btn-accent { background: var(--accent); border-color: var(--accent); color:#fff; }

table.table thead { background: #f0f5f4; }
.table-responsive { border-radius: 10px; overflow: hidden; }

@media print {
  .no-print { display: none !important; }
}