:root {
  --brand-green: #1F4E2C;
  --brand-green-light: #3a8c4f;
  --brand-dark: #15331e;
  --bg-soft: #f5f7f6;
}

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

/* Navbar */
.navbar {
  background: linear-gradient(135deg, var(--brand-dark), var(--brand-green));
}
.navbar .nav-link {
  color: rgba(255,255,255,.85) !important;
}
.navbar .nav-link:hover {
  color: #fff !important;
}

/* Buttons */
.btn-brand {
  background-color: var(--brand-green);
  border-color: var(--brand-green);
  color: #fff;
}
.btn-brand:hover {
  background-color: var(--brand-green-light);
  border-color: var(--brand-green-light);
  color: #fff;
}

/* Cards */
.card {
  border: none;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,.06);
}
.card-header {
  background-color: #fff;
  border-bottom: 1px solid #eef1ef;
  border-radius: 12px 12px 0 0 !important;
}

/* Stat cards on dashboard */
.stat-card .stat-icon {
  width: 52px; height: 52px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
}
.stat-value { font-size: 1.5rem; font-weight: 700; }
.stat-label { font-size: .85rem; color: #777; }

.quick-link {
  transition: transform .15s ease, box-shadow .15s ease;
  color: var(--brand-dark);
}
.quick-link:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(0,0,0,.1);
  color: var(--brand-green);
}
.quick-link i { color: var(--brand-green); }

/* Status badges */
.badge.status-active { background-color: #198754; }
.badge.status-completed { background-color: #6c757d; }
.badge.status-cancelled { background-color: #dc3545; }

/* Signature pad */
.signature-wrap {
  border: 2px dashed #ccc;
  border-radius: 10px;
  background: #fff;
  display: inline-block;
}
.signature-canvas {
  width: 100%;
  max-width: 600px;
  height: 200px;
  touch-action: none;
  cursor: crosshair;
}

/* Upload preview thumbnails */
.upload-preview img {
  max-width: 100%;
  max-height: 90px;
  border-radius: 6px;
  border: 1px solid #ddd;
  margin-top: 4px;
}

/* Login page */
.login-body {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--brand-dark), var(--brand-green-light));
}
.login-card {
  width: 100%;
  max-width: 380px;
  border-radius: 16px;
}
.brand-icon { color: var(--brand-green); }