* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif; background: #f7f7f8; color: #1a1a1a; }
a { color: #2563eb; text-decoration: none; } a:hover { text-decoration: underline; }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: .9rem 1.4rem; background: #fff; border-bottom: 1px solid #e5e7eb; }
.topbar .brand a { color: #111; font-weight: 600; }
.topbar nav a { margin-left: 1rem; }
.topbar nav .who { margin-right: .8rem; color: #6b7280; font-size: .9rem; }
main { max-width: 980px; margin: 2rem auto; padding: 0 1.2rem; }
.card { background: #fff; border: 1px solid #e5e7eb; border-radius: 10px; padding: 1.6rem; box-shadow: 0 1px 2px rgba(0,0,0,.03); }
.card h1 { margin: 0 0 .8rem; font-size: 1.4rem; }
.card h2 { margin-top: 1.6rem; font-size: 1.1rem; }
.card p { line-height: 1.55; }
.muted { color: #6b7280; }
.small { font-size: .85rem; }
.error { background: #fef2f2; color: #b91c1c; padding: .6rem .9rem; border-radius: 6px; border: 1px solid #fecaca; }
form label { display: block; margin: .9rem 0; }
form label input { display: block; margin-top: .3rem; width: 100%; padding: .55rem .7rem; font-size: 1rem; border: 1px solid #d1d5db; border-radius: 6px; }
button { font: inherit; padding: .55rem 1rem; border-radius: 6px; border: 1px solid #2563eb; background: #2563eb; color: #fff; cursor: pointer; }
button:hover { background: #1d4ed8; }
button.danger { background: #dc2626; border-color: #dc2626; }
button.danger:hover { background: #b91c1c; }
button.ok { background: #16a34a; border-color: #16a34a; margin-right: .4rem; }
button.ok:hover { background: #15803d; }
.admin-nav { display: flex; gap: 1rem; margin-bottom: 1rem; flex-wrap: wrap; }
.admin-nav a { padding: .25rem .55rem; border-radius: 4px; }
.admin-nav a.active { background: #eef2ff; color: #3730a3; }
.stats { display: flex; gap: 1rem; margin: 1rem 0 2rem; }
.stat { background: #f9fafb; border: 1px solid #e5e7eb; padding: 1rem 1.4rem; border-radius: 8px; }
.stat .num { display: block; font-size: 1.8rem; font-weight: 600; }
.stat .lbl { color: #6b7280; font-size: .85rem; }
table { width: 100%; border-collapse: collapse; margin-top: .8rem; font-size: .92rem; }
th, td { text-align: left; padding: .5rem .6rem; border-bottom: 1px solid #f1f5f9; vertical-align: top; }
th { font-weight: 600; color: #374151; background: #f9fafb; }
td.ua, td.extra { font-family: ui-monospace, monospace; font-size: .78rem; color: #4b5563; word-break: break-all; }
dl.kv { display: grid; grid-template-columns: 8rem 1fr; gap: .4rem 1rem; }
dl.kv dt { color: #6b7280; }
.filters { display: flex; gap: .6rem; margin-bottom: 1rem; }
.filters input { padding: .4rem .6rem; border: 1px solid #d1d5db; border-radius: 6px; }