/* ===== RESET / BASE ===== */

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #f5f7fb;
  color: #111827;
}

/* ===== TOP BAR ===== */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: #ffffff;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

.brand {
  font-weight: 700;
  font-size: 14px;
  opacity: 0.8;
}

.topnav {
  display: flex;
  gap: 10px;
}

.toplink {
  text-decoration: none;
  font-size: 14px;
  color: #111827;
  padding: 6px 12px;
  border-radius: 999px;
  transition: 0.2s ease;
}

.toplink:hover {
  background: rgba(0,0,0,0.05);
}

/* ===== LAYOUT ===== */

.container {
  max-width: 820px;
  margin: 40px auto;
  padding: 0 16px;
}

.card {
  background: #ffffff;
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.06);
}

/* ===== TEXT ===== */

h1 {
  margin: 0 0 10px;
  font-size: 28px;
}

h2 {
  margin: 0;
  font-size: 20px;
}

.muted {
  color: #6b7280;
}

.small {
  font-size: 13px;
}

/* ===== BUTTONS ===== */

.btn {
  border: none;
  border-radius: 999px;
  padding: 10px 16px;
  font-weight: 600;
  cursor: pointer;
  background: #2563eb;
  color: #fff;
  transition: 0.2s ease;
}

.btn:hover {
  background: #1e40af;
}

.btn.ghost {
  background: transparent;
  color: #2563eb;
  border: 1px solid rgba(37,99,235,0.3);
}

.btn.ghost:hover {
  background: rgba(37,99,235,0.08);
}

/* ===== HERO ACTIONS ===== */

.hero-actions {
  display: flex;
  gap: 10px;
}

/* ===== LICENSE BOX ===== */

.license-box {
  border-radius: 14px;
  padding: 16px;
  border: 1px solid rgba(0,0,0,0.06);
  background: #f9fafb;
}

/* ===== ROWS ===== */

.row {
  display: flex;
  justify-content: space-between;
  margin: 6px 0;
}

/* ===== BADGE ===== */

.badge {
  background: #e0edff;
  color: #1d4ed8;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 600px) {
  .card {
    padding: 20px;
  }

  h1 {
    font-size: 22px;
  }
}