:root { color-scheme: light; }
* { box-sizing: border-box; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  margin: 0; color: #1f2937; background: #f6f7f9; line-height: 1.55;
}
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.8rem 1.4rem; background: #111827; color: #fff;
}
.topbar .brand { color: #fff; font-weight: 700; text-decoration: none; font-size: 1.1rem; }
.topbar nav a { color: #d1d5db; margin-left: 1rem; text-decoration: none; }
.topbar nav a:hover { color: #fff; }
.topbar .admin-link { color: #fbbf24; }
main { max-width: 64rem; margin: 0 auto; padding: 1.4rem 1.4rem 3rem; }
footer { text-align: center; color: #9ca3af; font-size: 0.85rem; padding: 1rem; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.15rem; margin-top: 2rem; border-bottom: 1px solid #e5e7eb; padding-bottom: 0.4rem; }
.muted { color: #6b7280; font-size: 0.9rem; }
.err { color: #b91c1c; }
.notice { background: #fef3c7; border: 1px solid #fcd34d; padding: 0.6rem 0.9rem; border-radius: 8px; }
.btn {
  display: inline-block; padding: 0.5rem 1.1rem; border-radius: 9px; text-decoration: none;
  background: #2563eb; color: #fff; font-weight: 600; border: 1px solid #2563eb; cursor: pointer;
}
.btn.ghost { background: transparent; color: #2563eb; }
.btn.danger, button.danger { background: #dc2626; border-color: #dc2626; }
.btn:hover { opacity: 0.9; }
.actions { display: flex; gap: 0.8rem; margin-top: 1.2rem; }
.form label { display: block; margin-bottom: 0.8rem; font-size: 0.92rem; }
.form input, .form textarea {
  display: block; width: 100%; margin-top: 0.25rem; padding: 0.5rem 0.7rem;
  border: 1px solid #d1d5db; border-radius: 8px; font: inherit;
}
.card {
  background: #fff; border: 1px solid #e5e7eb; border-radius: 10px;
  padding: 0.9rem 1.1rem; margin-bottom: 0.8rem;
}
.card.app-row { border-left: 4px solid #9ca3af; }
.card.app-row.pending { border-left-color: #f59e0b; }
.card.app-row.approved { border-left-color: #16a34a; }
.card.app-row.rejected { border-left-color: #dc2626; }
.row-actions { display: flex; gap: 1.2rem; flex-wrap: wrap; align-items: flex-end; }
.row-actions form { display: flex; gap: 0.5rem; align-items: flex-end; flex-wrap: wrap; }
.chk { display: inline-flex; align-items: center; gap: 0.3rem; margin-right: 0.9rem; font-size: 0.88rem; }
.tbl { width: 100%; border-collapse: collapse; background: #fff; font-size: 0.9rem; }
.tbl th, .tbl td { border: 1px solid #e5e7eb; padding: 0.45rem 0.6rem; text-align: left; vertical-align: top; }
.tbl th { background: #f3f4f6; }
.row-off { opacity: 0.5; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.85em; }
.kv { border-collapse: collapse; margin: 0.6rem 0; }
.kv th, .kv td { padding: 0.35rem 0.8rem 0.35rem 0; text-align: left; border: none; }
.kv th { color: #6b7280; font-weight: 500; }