:root {
  --background: 30 33% 95%;
  --foreground: 220 16% 10%;
  --primary: 217 74% 15%;
  --secondary: 216 60% 26%;
  --muted: 35 24% 89%;
  --destructive: 2 73% 53%;
  --border: 35 35% 72%;
  --card: 0 0% 100%;
  --accent: 37 45% 60%;
  --success: 216 64% 22%;
  --warning: 45 95% 52%;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 3px hsla(217, 74%, 15%, 0.08);
  --shadow-md: 0 10px 30px hsla(217, 74%, 15%, 0.08);
  --shadow-lg: 0 24px 60px hsla(217, 74%, 15%, 0.14);
  --transition-fast: 140ms ease;
  --transition-smooth: 260ms ease;
}

.dark {
  --background: 222 39% 10%;
  --foreground: 35 18% 94%;
  --primary: 37 45% 60%;
  --secondary: 217 58% 24%;
  --muted: 218 25% 18%;
  --destructive: 0 68% 55%;
  --border: 218 20% 28%;
  --card: 220 30% 13%;
  --accent: 37 45% 60%;
  --success: 145 45% 45%;
  --warning: 45 95% 52%;
}

* { box-sizing: border-box; }
html, body, #root { min-height: 100%; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: hsl(var(--background));
  color: hsl(var(--foreground));
}

a { color: inherit; text-decoration: none; }
button, input, select, textarea {
  font: inherit;
}
button {
  cursor: pointer;
}
::selection {
  background: hsla(217, 74%, 15%, 0.18);
}

.gf-card {
  background: hsl(var(--card));
  border: 1px solid hsla(var(--border), 0.9);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.gf-input {
  width: 100%;
  border: 1px solid hsla(var(--border), 0.9);
  background: hsl(var(--card));
  color: hsl(var(--foreground));
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.875rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.gf-input:focus {
  border-color: hsl(var(--secondary));
  box-shadow: 0 0 0 4px hsla(var(--secondary), 0.12);
}

.gf-btn-primary {
  background: hsl(var(--primary));
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.gf-btn-primary:hover {
  background: hsl(var(--secondary));
  transform: translateY(-1px);
}

.gf-btn-secondary {
  background: hsla(var(--secondary), 0.08);
  color: hsl(var(--secondary));
  border: 1px solid hsla(var(--border), 0.9);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.gf-btn-secondary:hover {
  background: hsla(var(--secondary), 0.14);
}

.gf-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.32rem 0.62rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}

.gf-scroll::-webkit-scrollbar { width: 10px; height: 10px; }
.gf-scroll::-webkit-scrollbar-thumb { background: hsla(var(--secondary), 0.22); border-radius: 999px; }
.gf-scroll::-webkit-scrollbar-track { background: transparent; }

.fade-in {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}