:root {
  --accent: #2f6f4f;
  --text: #1d2b25;
  --muted: #5f6f68;
  --error: #b3261e;
  --card: #ffffff;
  --line: #d7e0da;
  --bg: #f4f7f5;
}

* { box-sizing: border-box; }

body {
  margin: 0 auto;
  max-width: 720px;
  padding: 24px 16px 48px;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
}

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

.wordmark {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
}

.tagline { margin: 4px 0 24px; color: var(--muted); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 24px;
}

h1 { margin-top: 0; font-size: 1.2rem; }

.field { margin-bottom: 16px; }
.field label { display: block; margin-bottom: 4px; font-weight: 600; }
.field input {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font: inherit;
}
.field input:focus-visible { outline: 2px solid var(--accent); }

button.primary {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 10px 18px;
  font: inherit;
  cursor: pointer;
}
button.primary:hover { filter: brightness(1.08); }
button.primary:focus-visible { outline: 2px solid var(--text); }
button.primary.small { padding: 6px 12px; }
button.primary[disabled] { opacity: 0.6; cursor: progress; }

.link-button {
  background: none;
  border: none;
  color: var(--accent);
  font: inherit;
  cursor: pointer;
  text-decoration: underline;
}

.flash, .form-error, .field-error { color: var(--error); }
.flash.success { color: var(--accent); }
.field-error { margin: 4px 0 0; font-size: 0.9rem; }

.site-footer { margin-top: 32px; }
.admin-link { color: var(--muted); font-size: 0.9rem; }

table.requests { width: 100%; border-collapse: collapse; background: var(--card); }
table.requests th, table.requests td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
}

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.85rem;
}
.badge.returned { background: #d9efe2; color: #14532d; }
.badge.not-returned { background: #e8ecea; color: var(--muted); }

.empty { color: var(--muted); }

.toast {
  background: #d9efe2;
  color: #14532d;
  padding: 8px 12px;
  border-radius: 6px;
  display: inline-block;
}