:root {
  --bg-app: #f2f7f4;
  --bg-card: #ffffff;
  --bg-input: #ffffff;
  --accent-emerald: #047857;
  --accent-hover: #065f46;
  --accent-mint: #10b981;
  --accent-soft: #d1fae5;
  --accent-amber: #d97706;
  --text-dark: #0f172a;
  --text-main: #334155;
  --text-muted: #64748b;
  --border-color: #cbd5e1;
  --border-light: #e2e8f0;
  --border-emerald: #a7f3d0;
  --success: #16a34a;
  --danger: #dc2626;
  --topbar-h: 58px;
  --nav-h: 68px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  height: 100%;
  height: 100dvh;
  overflow: hidden;
  background-color: var(--bg-app);
  background-image: radial-gradient(#bbf7d0 1.2px, transparent 1.2px);
  background-size: 20px 20px;
  color: var(--text-main);
  font-family: 'Plus Jakarta Sans', -apple-system, sans-serif;
  line-height: 1.5;
}

h1, h2, h3, h4 {
  color: var(--text-dark);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }

/* Pulsanti Generici */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-emerald);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: #ffffff;
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: #f8fafc;
}

.btn-block {
  width: 100%;
}

/* Card base */
.app-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 12px;
}