:root {
  --brand-accent: #b3122a;
  --brand-accent-dark: #8f0e21;
  --ink: #111827;
  --muted: #5b6675;
  --border: #e3e7ee;
  --bg: #f6f8fb;
  --danger: #d1373f;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
}

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

.topbar {
  background: #fff;
  border-bottom: 1px solid var(--border);
}
.topbar-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  letter-spacing: 0.2px;
  color: var(--ink);
}
.brand:hover { text-decoration: none; }
.brand-mark { font-size: 20px; line-height: 1; }
.topbar nav { display: flex; align-items: center; gap: 20px; }

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}
.container-narrow { max-width: 560px; }

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

h1 { font-size: 28px; margin: 0 0 8px; }
h2 { font-size: 18px; margin: 32px 0 12px; }

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

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin: 20px 0;
}
.stat-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-number { font-size: 28px; font-weight: 800; }
.stat-label { color: var(--muted); font-size: 13px; }

.simple-list { padding-left: 20px; }

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.data-table th, .data-table td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.data-table th { background: #fafbfd; color: var(--muted); font-weight: 600; }
.data-table tr:last-child td { border-bottom: none; }
.row-highlight { background: #fff7e0; }
.row-actions { display: flex; gap: 12px; white-space: nowrap; }

form { display: flex; flex-direction: column; gap: 6px; max-width: 420px; }
label { font-size: 13px; font-weight: 600; margin-top: 10px; }
input[type="text"], input[type="email"], input[type="password"], input[type="date"], input[type="file"], textarea {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
}
textarea { resize: vertical; }
.form-actions { display: flex; gap: 12px; margin-top: 20px; }
.page-header-actions { display: flex; gap: 12px; }

.btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--brand-accent); color: #fff; }
.btn-primary:hover { background: var(--brand-accent-dark); text-decoration: none; }
.btn-secondary { background: #fff; color: var(--ink); border-color: var(--border); }
.btn-secondary:hover { text-decoration: none; background: #f2f4f8; }

.link-button {
  background: none;
  border: none;
  padding: 0;
  color: var(--brand-accent);
  cursor: pointer;
  font-size: 14px;
  text-decoration: underline;
}
.link-button.danger { color: var(--danger); }
.inline-form { display: inline; margin: 0; }

.alert {
  padding: 12px 16px;
  border-radius: 8px;
  margin: 12px 0;
  font-size: 14px;
}
.alert-error { background: #fdeceb; color: var(--danger); border: 1px solid #f6c6c8; }
.alert-success { background: #eaf7ef; color: #1e7e42; border: 1px solid #bfe6cd; }
.alert ul { margin: 8px 0 0; padding-left: 18px; }

.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}
.login-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  width: 100%;
  max-width: 360px;
}
.login-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.login-brand h1 { font-size: 18px; margin: 0; }