:root {
  --color-bg: #faf8f5;
  --color-surface: #ffffff;
  --color-border: #e2ddd4;
  --color-text: #2c2a26;
  --color-text-muted: #766f63;
  --color-primary: #6b7a4f;
  --color-primary-dark: #55613f;
  --color-danger: #b3493a;
  --color-success: #4c7a4f;
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.brand { font-weight: 700; font-size: 1.25rem; color: var(--color-primary-dark); text-decoration: none; }

.nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.nav a { color: var(--color-text); text-decoration: none; font-size: 0.95rem; }
.nav a:hover { color: var(--color-primary-dark); }

.logout-form { display: flex; align-items: center; gap: 0.5rem; }
.user-chip { font-size: 0.9rem; color: var(--color-text-muted); }

.container { max-width: 900px; margin: 0 auto; padding: 1.5rem; }

.footer { text-align: center; padding: 1.5rem; color: var(--color-text-muted); font-size: 0.85rem; }
.footer a { color: var(--color-text-muted); }

h1 { font-size: 1.6rem; margin-top: 0; }
h2 { font-size: 1.2rem; }

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

.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

.form-group { margin-bottom: 1rem; }
label { display: block; font-weight: 600; margin-bottom: 0.25rem; font-size: 0.9rem; }
input, select, textarea {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 1rem;
  background: #fff;
  color: var(--color-text);
}
textarea { resize: vertical; }

.btn {
  display: inline-block;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius);
  border: none;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { background: var(--color-primary-dark); }
.btn-danger { background: var(--color-danger); }
.btn-secondary { background: var(--color-text-muted); }
.btn-link { background: none; color: var(--color-text-muted); padding: 0.3rem 0.5rem; text-decoration: underline; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  background: #eee;
}
.badge-success { background: #e3f0e2; color: var(--color-success); }
.badge-warning { background: #f7ecd6; color: #92651b; }
.badge-danger { background: #f6e2df; color: var(--color-danger); }
.badge-neutral { background: #ececec; color: var(--color-text-muted); }

.alert { padding: 0.75rem 1rem; border-radius: var(--radius); margin-bottom: 1rem; }
.alert-error { background: #f6e2df; color: var(--color-danger); }
.alert-success { background: #e3f0e2; color: var(--color-success); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 0.5rem; border-bottom: 1px solid var(--color-border); font-size: 0.92rem; }

.muted { color: var(--color-text-muted); font-size: 0.88rem; }
.actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.stack { display: flex; flex-direction: column; gap: 0.75rem; }
.auth-card { max-width: 420px; margin: 2rem auto; }