/* AI-CARGO brand tokens (from aicargo-www) */
:root {
  --font: -apple-system, BlinkMacSystemFont, "SF Pro SC", "PingFang SC", "Helvetica Neue", sans-serif;
  --bg: #f5f5f7;
  --bg-elevated: #ffffff;
  --text: #1d1d1f;
  --text-secondary: #6e6e73;
  --accent: #0071e3;
  --accent-light: #2997ff;
  --accent-glow: rgba(0, 113, 227, 0.2);
  --border: rgba(0, 0, 0, 0.08);
  --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 12px 40px rgba(0, 0, 0, 0.08);
  --radius: 12px;
  --radius-lg: 18px;
  --green: #19a06f;
  --orange: #f6a13a;
  --red: #ed4f4f;
  --paper: #fff9e6;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 980px;
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, background 0.2s, box-shadow 0.2s;
  font-family: var(--font);
}

.btn:active {
  transform: scale(0.97);
}

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

.btn-primary:hover {
  box-shadow: 0 0 20px var(--accent-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  color: var(--text);
  background: rgba(0, 0, 0, 0.04);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.btn-outline:hover {
  background: rgba(0, 113, 227, 0.08);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
}

.brand-logo-square {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
}

.brand-wordmark {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
}