:root {
  --primary: #0B6E4F;
  --primary-dark: #084d38;
  --primary-light: #e6f4ef;
  --danger: #c0392b;
  --success: #0B6E4F;
  --bg: #f5f7f6;
}

body {
  background-color: var(--bg);
  font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: #1f2d28;
}

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

/* ---- Buttons ---- */
.btn-primary {
  background-color: var(--primary);
  border-color: var(--primary);
}
.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
}
.btn-outline-primary {
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline-primary:hover {
  background-color: var(--primary);
  border-color: var(--primary);
}

/* ---- Navbar active link ---- */
.navbar .nav-link.active {
  border-bottom: 2px solid #fff;
}
.navbar .nav-link {
  color: rgba(255,255,255,.9) !important;
}
.navbar .nav-link:hover {
  color: #fff !important;
}

/* ---- Cards ---- */
.card {
  border: none;
  border-radius: 14px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}
.stat-card {
  border-radius: 14px;
  padding: 1.25rem;
  height: 100%;
}
.stat-card .stat-label {
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  opacity: .85;
}
.stat-card .stat-value {
  font-size: 1.6rem;
  font-weight: 700;
}
.stat-card.receivable { background: var(--primary-light); color: var(--primary-dark); }
.stat-card.payable { background: #fdecea; color: var(--danger); }
.stat-card.net { background: #eef3ff; color: #1d3a8a; }
.stat-card.accounts { background: #fff7e6; color: #8a5a00; }

/* ---- Balance text helpers ---- */
.text-receivable { color: var(--primary); font-weight: 600; }
.text-payable { color: var(--danger); font-weight: 600; }
.text-settled { color: #6c757d; font-weight: 600; }

/* ---- Account list ---- */
.account-row {
  cursor: pointer;
  transition: background-color .15s ease;
}
.account-row:hover {
  background-color: var(--primary-light);
}
.avatar-circle {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

/* ---- Ledger transaction bubbles ---- */
.txn-list {
  max-height: 60vh;
  overflow-y: auto;
}
.txn-item {
  border-radius: 10px;
  padding: .65rem .9rem;
  margin-bottom: .5rem;
  border: 1px solid #eaeaea;
}
.txn-item.gave {
  border-left: 4px solid var(--danger);
}
.txn-item.received {
  border-left: 4px solid var(--primary);
}
.txn-amount.gave { color: var(--danger); font-weight: 700; }
.txn-amount.received { color: var(--primary); font-weight: 700; }

/* ---- Auth pages ---- */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, #14956a 100%);
  padding: 1.5rem;
}
.auth-card {
  max-width: 420px;
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
}
.auth-card .card-header {
  background-color: var(--primary);
  color: #fff;
  text-align: center;
  padding: 1.5rem;
  border: none;
}

/* ---- Misc ---- */
.badge-type-gave {
  background-color: var(--danger);
}
.badge-type-received {
  background-color: var(--primary);
}
.section-title {
  font-weight: 700;
  color: var(--primary-dark);
}
.sync-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--primary);
  display: inline-block;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { opacity: 1; }
  50% { opacity: .3; }
  100% { opacity: 1; }
}

@media (max-width: 576px) {
  .stat-card .stat-value { font-size: 1.3rem; }
}