:root {
  --bg: #f3f5f2;
  --surface: #ffffff;
  --surface-2: #f8faf7;
  --ink: #16201b;
  --muted: #56635c;
  --rule: #d6ddd8;
  --rule-strong: #aeb9b2;
  --accent: #0a6b5c;
  --accent-hover: #08574b;
  --accent-ink: #ffffff;
  --accent-soft: #e0f0eb;
  --crit: #b42318;
  --crit-soft: #fbe7e4;
  --warn: #8a5a00;
  --warn-soft: #fbf0d6;
  --ok: #1f7a4d;
  --ok-soft: #e3f3ea;
  --info: #3e5c76;
  --info-soft: #e6edf3;
  --code-bg: #eef2ef;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1412;
    --surface: #161d1a;
    --surface-2: #1a221f;
    --ink: #e2e9e5;
    --muted: #9ba8a1;
    --rule: #27302c;
    --rule-strong: #48544e;
    --accent: #57c4ae;
    --accent-hover: #74d3bf;
    --accent-ink: #0b1a16;
    --accent-soft: #12332c;
    --crit: #f08a7e;
    --crit-soft: #3a1e1b;
    --warn: #e3b650;
    --warn-soft: #352a12;
    --ok: #6fcb98;
    --ok-soft: #173024;
    --info: #9bbad6;
    --info-soft: #1c2833;
    --code-bg: #121916;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.55 var(--sans); }
a { color: var(--accent); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
h1 { font-size: 1.55rem; line-height: 1.2; margin: 0 0 12px; text-wrap: balance; }
h2 { font-size: 1.15rem; margin: 28px 0 10px; text-wrap: balance; }
p { margin: 0 0 12px; }
code, pre, .mono { font-family: var(--mono); font-size: 0.88em; }
code { background: var(--code-bg); padding: 0.1em 0.35em; border-radius: 4px; overflow-wrap: anywhere; }
pre { background: var(--code-bg); border: 1px solid var(--rule); border-radius: 8px; padding: 12px 14px; overflow: auto; max-height: 520px; white-space: pre-wrap; word-break: break-word; }
.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }
.num { font-variant-numeric: tabular-nums; text-align: right; }

/* Формы */
label { display: grid; gap: 5px; font-weight: 500; }
label.check { display: flex; align-items: center; gap: 8px; font-weight: 400; }
input, select, textarea {
  font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--rule-strong);
  border-radius: 7px; padding: 8px 10px; width: 100%; min-width: 0;
}
input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); }
textarea { min-height: 96px; resize: vertical; font-family: var(--mono); font-size: 13px; }
.hint { font-size: 13px; color: var(--muted); font-weight: 400; }
.stack { display: grid; gap: 14px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; font: 600 14px/1 var(--sans);
  padding: 10px 16px; border-radius: 7px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink);
  cursor: pointer; text-decoration: none; white-space: nowrap;
}
.btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-secondary { background: transparent; color: var(--ink); border-color: var(--rule-strong); }
.btn-secondary:hover { background: var(--surface-2); border-color: var(--muted); }
.btn-danger { background: transparent; color: var(--crit); border-color: var(--crit); }
.btn-danger:hover { background: var(--crit-soft); border-color: var(--crit); }
.btn-small { padding: 6px 10px; font-size: 13px; }
.link { background: none; border: 0; padding: 0; color: var(--accent); font: inherit; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }

.alert { border-radius: 8px; padding: 10px 14px; margin: 0 0 16px; border: 1px solid transparent; }
.alert-error { background: var(--crit-soft); color: var(--crit); }
.alert-warn { background: var(--warn-soft); color: var(--warn); }
.alert-ok { background: var(--ok-soft); color: var(--ok); }
.alert-info { background: var(--info-soft); color: var(--info); }

/* Страницы входа */
.auth-page { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.auth { width: 100%; max-width: 420px; background: var(--surface); border: 1px solid var(--rule); border-radius: 12px; padding: 28px 28px 22px; }
.auth .brand { font: 600 12px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.auth .lead { color: var(--muted); }
.auth .lead strong { color: var(--ink); }
.auth .btn { width: 100%; }
.auth .aside { margin-top: 14px; text-align: center; }
.auth .meta { margin: 16px 0 0; font-size: 13px; color: var(--muted); }
.auth .actions { display: grid; gap: 10px; margin-top: 18px; }
.kv { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 8px 16px; margin: 16px 0; padding: 14px 0; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-weight: 500; overflow-wrap: anywhere; }

/* Админка */
.admin { display: grid; grid-template-columns: 216px minmax(0, 1fr); min-height: 100vh; }
.admin-nav { background: var(--surface); border-right: 1px solid var(--rule); padding: 20px 12px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.admin-nav .brand { font: 600 12px/1.3 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); padding: 0 10px 16px; }
.admin-nav a { display: block; padding: 7px 10px; border-radius: 6px; color: var(--ink); text-decoration: none; }
.admin-nav a:hover { background: var(--surface-2); }
.admin-nav a[aria-current="page"] { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.admin-nav .who { margin-top: 22px; padding: 12px 10px 0; border-top: 1px solid var(--rule); font-size: 13px; color: var(--muted); }
.admin-main { padding: 26px 32px 60px; min-width: 0; }
.page-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 10px 20px; margin-bottom: 18px; }
.page-head h1 { margin: 0; }
.page-head p { margin: 4px 0 0; color: var(--muted); max-width: 70ch; }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: end; margin: 0 0 16px; }
.toolbar label { font-size: 13px; }
.toolbar input, .toolbar select { width: auto; min-width: 140px; }
.panel { background: var(--surface); border: 1px solid var(--rule); border-radius: 10px; padding: 18px 20px; margin: 0 0 18px; }
.panel h2 { margin-top: 0; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px 18px; }
.form-grid .wide { grid-column: 1 / -1; }
.form-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; align-items: center; }
.inline { display: inline; }

.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--rule); border-radius: 10px; margin: 0 0 18px; }
table.data { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data th, table.data td { text-align: left; vertical-align: top; padding: 9px 12px; border-top: 1px solid var(--rule); }
table.data thead th { border-top: 0; border-bottom: 1px solid var(--rule-strong); color: var(--muted); font-size: 12.5px; font-weight: 600; white-space: nowrap; }
table.data tbody tr:hover td { background: var(--surface-2); }
table.data td.actions { white-space: nowrap; text-align: right; }
table.matrix td, table.matrix th { vertical-align: middle; }
table.matrix select { min-width: 150px; padding: 5px 8px; }

.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 600; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.badge-ok { background: var(--ok-soft); color: var(--ok); }
.badge-crit { background: var(--crit-soft); color: var(--crit); }
.badge-warn { background: var(--warn-soft); color: var(--warn); }
.badge-muted { background: var(--code-bg); color: var(--muted); }
.badge-info { background: var(--info-soft); color: var(--info); }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin: 0 0 18px; }
.stat { background: var(--surface); border: 1px solid var(--rule); border-radius: 10px; padding: 12px 14px; }
.stat .label { font-size: 12.5px; color: var(--muted); }
.stat .value { font-size: 1.4rem; font-weight: 600; font-variant-numeric: tabular-nums; }

.pagination { display: flex; gap: 10px; align-items: center; margin: 12px 0; }
.secret { font-family: var(--mono); font-size: 16px; padding: 10px 12px; background: var(--code-bg); border-radius: 7px; user-select: all; overflow-wrap: anywhere; }
.tools-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 6px 18px; }
details summary { cursor: pointer; }

@media (max-width: 860px) {
  .admin { grid-template-columns: minmax(0, 1fr); }
  .admin-nav { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--rule); display: flex; flex-wrap: wrap; gap: 4px; }
  .admin-nav .brand, .admin-nav .who { width: 100%; }
  .admin-main { padding: 20px 16px 48px; }
}