:root {
  --color-bg: #f7f7f8;
  --color-surface: #ffffff;
  --color-border: #e2e2e5;
  --color-text: #1c1c1f;
  --color-muted: #6b6b70;
  --color-primary: #2f6f4f;
  --color-primary-dark: #244f39;
  --color-danger: #b3261e;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
}

a {
  color: var(--color-primary);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.navbar .brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-text);
}

.navbar nav {
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.navbar form {
  margin: 0;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-primary);
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
  font-size: 0.95rem;
}
.btn:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  text-decoration: none;
}

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
}
.btn-secondary:hover {
  background: var(--color-bg);
}

.btn-danger {
  background: var(--color-danger);
  border-color: var(--color-danger);
}
.btn-danger:hover {
  background: #8a1e18;
  border-color: #8a1e18;
}

form.inline {
  display: inline;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.55rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
}

.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}
.alert-error {
  background: #fdecea;
  color: var(--color-danger);
  border: 1px solid #f5c6c3;
}

.muted {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.price {
  font-weight: 700;
}

table {
  width: 100%;
  border-collapse: collapse;
}
th, td {
  text-align: left;
  padding: 0.6rem 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  font-size: 0.8rem;
  text-transform: capitalize;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.qty-input {
  width: 4rem;
}