:root {
  --bg: #0f1419;
  --panel: #ffffff;
  --ink: #1a2332;
  --muted: #5b6b7f;
  --line: #e3e8ef;
  --brand: #0b6e99;
  --brand-dark: #075172;
  --accent: #14b8a6;
  --warn: #b45309;
  --danger: #b91c1c;
  --ok: #15803d;
  --soft: #f5f8fb;
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink); background: var(--soft); line-height: 1.5;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
.topbar {
  background: var(--bg); color: #fff; padding: 14px 24px;
  display: flex; align-items: center; gap: 16px;
}
.topbar .brand { font-weight: 700; font-size: 18px; color: #fff; }
.topbar .brand span { color: var(--accent); }
.topbar nav { margin-left: auto; display: flex; gap: 18px; }
.topbar nav a { color: #cdd7e3; font-size: 14px; }
.topbar nav a:hover { color: #fff; text-decoration: none; }
.container { max-width: 1080px; margin: 0 auto; padding: 28px 24px 60px; }
.container.narrow { max-width: 720px; }
h1 { font-size: 26px; margin: 0 0 6px; }
h2 { font-size: 19px; margin: 28px 0 12px; }
.lede { color: var(--muted); margin: 0 0 24px; }
.ruo { color: var(--warn); font-size: 12px; font-weight: 600; letter-spacing: .03em; text-transform: uppercase; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  overflow: hidden; display: flex; flex-direction: column;
  transition: box-shadow .15s, transform .15s;
}
.card:hover { box-shadow: 0 8px 24px rgba(15,20,25,.10); transform: translateY(-2px); }
.card .thumb { height: 150px; background: #e8eef5; display: block; width: 100%; object-fit: cover; }
.card .body { padding: 16px 18px 18px; display: flex; flex-direction: column; flex: 1; }
.card h3 { margin: 0 0 6px; font-size: 17px; }
.card p { color: var(--muted); font-size: 14px; margin: 0 0 14px; flex: 1; }
.card .meta { font-size: 12px; color: var(--muted); }

.btn {
  display: inline-block; background: var(--brand); color: #fff; border: 0;
  padding: 10px 18px; border-radius: 8px; font-size: 14px; font-weight: 600;
  cursor: pointer; text-decoration: none;
}
.btn:hover { background: var(--brand-dark); text-decoration: none; }
.btn.secondary { background: #eef2f7; color: var(--ink); }
.btn.danger { background: var(--danger); }
.btn.small { padding: 6px 12px; font-size: 13px; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 22px 24px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 14px; font-family: inherit;
}
.field textarea { min-height: 90px; }
.hint { font-size: 12px; color: var(--muted); margin-top: 4px; }

table { width: 100%; border-collapse: collapse; background: var(--panel); border-radius: 12px; overflow: hidden; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); font-size: 14px; }
th { background: var(--soft); font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
tr:last-child td { border-bottom: 0; }

.pill { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.pill.active { background: #dcfce7; color: var(--ok); }
.pill.issued { background: #e0f2fe; color: var(--brand); }
.pill.exhausted { background: #fef3c7; color: var(--warn); }
.pill.expired { background: #fee2e2; color: var(--danger); }
.pill.revoked { background: #fee2e2; color: var(--danger); }
.pill.trial { background: #ede9fe; color: #6d28d9; }
.pill.standard { background: #d1fae5; color: var(--ok); }
.pill.committed { background: #dcfce7; color: var(--ok); }
.pill.reserved { background: #e0f2fe; color: var(--brand); }
.pill.rolled_back { background: #f1f5f9; color: var(--muted); }
.pill.pending_approval { background: #fef3c7; color: var(--warn); }
.pill.approved { background: #dcfce7; color: var(--ok); }
.pill.rejected { background: #fee2e2; color: var(--danger); }

code, pre { font-family: "SF Mono", ui-monospace, Menlo, Consolas, monospace; font-size: 13px; }
pre { background: #0f1729; color: #e2e8f0; padding: 16px; border-radius: 10px; overflow-x: auto; }
.serial { font-family: ui-monospace, monospace; background: #f1f5f9; padding: 2px 8px; border-radius: 6px; font-weight: 600; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px,1fr)); gap: 14px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 16px; }
.stat .n { font-size: 28px; font-weight: 700; }
.stat .l { font-size: 13px; color: var(--muted); }

.notice { padding: 12px 16px; border-radius: 8px; font-size: 14px; margin-bottom: 18px; }
.notice.info { background: #e0f2fe; color: var(--brand-dark); }
.notice.warn { background: #fef3c7; color: var(--warn); }
.notice.ok { background: #dcfce7; color: var(--ok); }

.admin-nav { display: flex; gap: 6px; margin-bottom: 24px; flex-wrap: wrap; }
.admin-nav a { padding: 8px 14px; border-radius: 8px; font-size: 14px; color: var(--ink); }
.admin-nav a.active, .admin-nav a:hover { background: #e8eef5; text-decoration: none; }
.row-actions { display: flex; gap: 8px; }
.breadcrumb { font-size: 13px; color: var(--muted); margin-bottom: 14px; }
.kv { display: grid; grid-template-columns: 180px 1fr; gap: 8px 16px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.inline-form { display: inline; }
.muted { color: var(--muted); }