/* CSS custom properties — shared across both apps */
:root {
  --color-bg: #f5f7fa;
  --color-surface: #ffffff;
  --color-primary: #3b82f6;
  --color-primary-dark: #2563eb;
  --color-primary-light: #eff6ff;
  --color-good: #10b981;
  --color-good-light: #ecfdf5;
  --color-not-good: #ef4444;
  --color-not-good-light: #fef2f2;
  --color-warning: #f59e0b;
  --color-warning-light: #fffbeb;
  --color-text: #111827;
  --color-text-secondary: #6b7280;
  --color-text-muted: #9ca3af;
  --color-border: #e5e7eb;
  --color-border-focus: #3b82f6;
  --color-shadow: rgba(0, 0, 0, 0.08);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --transition: 150ms ease;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

input, textarea, select, button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

button { cursor: pointer; border: none; background: none; }
a { color: var(--color-primary); text-decoration: none; }
img { max-width: 100%; display: block; }

/* Utility */
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.text-muted { color: var(--color-text-secondary); }
.text-center { text-align: center; }
.fw-600 { font-weight: 600; }

/* Common form elements */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.form-control {
  width: 100%;
  padding: 12px 14px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
  appearance: none;
}
.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
.form-control::placeholder { color: var(--color-text-muted); }
select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 20px;
  min-height: 44px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  transition: all var(--transition);
  touch-action: manipulation;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:active { background: var(--color-primary-dark); transform: scale(0.98); }
.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}
.btn-secondary:active { background: var(--color-bg); transform: scale(0.98); }
.btn-good {
  background: var(--color-good);
  color: #fff;
}
.btn-good:active { background: #059669; transform: scale(0.97); }
.btn-danger {
  background: var(--color-not-good);
  color: #fff;
}
.btn-danger:active { background: #dc2626; transform: scale(0.97); }
.btn-full { width: 100%; }
.btn-sm { padding: 8px 14px; min-height: 36px; font-size: 13px; }
.btn-icon {
  padding: 10px;
  min-height: 40px;
  min-width: 40px;
  border-radius: var(--radius-sm);
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  background: var(--color-not-good);
  color: #fff;
}

/* Card */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 16px;
}

/* Offline banner */
.offline-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--color-warning);
  color: #fff;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  transform: translateY(-100%);
  transition: transform 250ms ease;
}
.offline-banner.visible { transform: translateY(0); }

/* Toast notification */
.toast {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #1f2937;
  color: #fff;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  opacity: 0;
  transition: opacity 250ms ease, transform 250ms ease;
  pointer-events: none;
  white-space: nowrap;
  z-index: 10000;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }