:root {
  --bg: #f5f6f8; --card: #fff; --text: #1d2330; --muted: #6b7280; --line: #e3e6ec;
  --accent: #2563eb; --accent-text: #fff; --danger: #dc2626; --ok: #16a34a;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #12151c; --card: #1b1f29; --text: #e6e9ef; --muted: #9aa3b2; --line: #2b3140; --accent: #3b82f6; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
header.top { background: var(--card); border-bottom: 1px solid var(--line); padding: 8px 16px; display: flex; flex-wrap: wrap; align-items: center; gap: 4px 16px; }
header.top .brand { font-weight: 700; margin-right: 8px; }
header.top nav { display: flex; flex-wrap: wrap; gap: 4px 14px; flex: 1; }
header.top nav a.active { font-weight: 600; text-decoration: underline; }
main { max-width: 1100px; margin: 0 auto; padding: 16px; }
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 17px; margin: 24px 0 8px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-bottom: 16px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.stat b { display: block; font-size: 26px; }
.muted { color: var(--muted); }
table { width: 100%; border-collapse: collapse; }
.table-wrap { overflow-x: auto; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: 13px; color: var(--muted); font-weight: 600; white-space: nowrap; }
.btn, button { display: inline-block; padding: 7px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text); font: inherit; cursor: pointer; }
.btn.primary, button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.btn.danger, button.danger { color: var(--danger); border-color: var(--danger); }
.btn.small, button.small { padding: 3px 9px; font-size: 13px; }
a.btn:hover { text-decoration: none; }
form.inline { display: inline; }
label { display: block; font-weight: 600; margin: 12px 0 4px; }
label.check { display: flex; align-items: center; gap: 8px; font-weight: 400; margin: 8px 0; }
input[type=text], input[type=password], input[type=number], input[type=file], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--text); font: inherit;
}
textarea { min-height: 110px; resize: vertical; }
.hint { font-size: 13px; color: var(--muted); margin-top: 2px; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 10px; border: 1px solid; }
.flash.success { border-color: var(--ok); color: var(--ok); }
.flash.error { border-color: var(--danger); color: var(--danger); }
.badge { display: inline-block; padding: 1px 8px; border-radius: 99px; font-size: 12px; background: var(--line); }
.badge.on { background: var(--ok); color: #fff; }
.badge.off { background: var(--muted); color: #fff; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.row3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
@media (max-width: 640px) { .row2, .row3 { grid-template-columns: 1fr; } }
.preview { border: 1px dashed var(--line); border-radius: 8px; padding: 10px; white-space: pre-wrap; min-height: 40px; }
.preview .tg-spoiler { background: var(--muted); color: transparent; border-radius: 3px; }
.preview .tg-spoiler:hover { color: inherit; background: transparent; }
.preview .err { color: var(--danger); }
.thumb { max-width: 160px; max-height: 120px; border-radius: 8px; border: 1px solid var(--line); }
.login { max-width: 360px; margin: 12vh auto 0; }
.pager { display: flex; gap: 8px; align-items: center; margin-top: 10px; }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; word-break: break-all; }