:root {
    --bg: #f4f6fa;
    --panel: #ffffff;
    --line: #e2e7ef;
    --line-soft: #eef1f6;
    --ink: #1b2333;
    --ink-soft: #5b6578;
    --ink-faint: #8d96a7;
    --accent: #2f5bea;
    --accent-hover: #2449c4;
    --ok: #1c8f4d;
    --ok-bg: #e5f5eb;
    --warn: #b86e00;
    --warn-bg: #fff2d9;
    --err: #d0312d;
    --err-bg: #fde7e6;
    --none: #9aa3b2;
    --none-bg: #eef1f6;
    --radius: 12px;
    --shadow: 0 1px 2px rgba(20, 29, 50, .06), 0 4px 14px rgba(20, 29, 50, .05);
    --mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}
a { color: var(--accent); }
h1, h2 { margin: 0; line-height: 1.25; }
h1 { font-size: 22px; font-weight: 650; }
h2 { font-size: 15px; font-weight: 600; }
code { font-family: var(--mono); font-size: 12.5px; background: var(--line-soft); padding: 1px 5px; border-radius: 4px; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--ink-faint); }
.small { font-size: 12px; }
.nowrap { white-space: nowrap; }
.num { text-align: right; }
.pad { padding: 12px 16px; margin: 0; }
.text-err { color: var(--err); }
.inline { display: inline; margin: 0; }
[hidden] { display: none !important; }

/* Шапка */
.topbar { background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.topbar__in { max-width: 1280px; margin: 0 auto; padding: 10px 20px; display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 650; color: var(--ink); text-decoration: none; }
.brand__dot { width: 10px; height: 10px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px var(--ok-bg); }
.nav { display: flex; gap: 4px; }
.nav a { color: var(--ink-soft); text-decoration: none; padding: 6px 12px; border-radius: 8px; }
.nav a:hover { background: var(--line-soft); color: var(--ink); }
.nav a.is-active { background: var(--line-soft); color: var(--ink); font-weight: 600; }
.topbar__right { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.whoami { color: var(--ink-soft); font-size: 13px; }

.page { max-width: 1280px; margin: 0 auto; padding: 22px 20px 60px; }
.pagehead { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.pagehead p { margin: 4px 0 0; color: var(--ink-soft); font-size: 13px; }
.with-dot { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.back { display: inline-block; margin-bottom: 10px; font-size: 13px; color: var(--ink-soft); text-decoration: none; }
.back:hover { color: var(--ink); }
.summary, .actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* Кнопки */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    font: inherit; font-size: 13px; font-weight: 550; line-height: 1;
    padding: 9px 14px; border-radius: 9px; border: 1px solid var(--line);
    background: var(--panel); color: var(--ink); cursor: pointer; text-decoration: none;
    transition: background .15s, border-color .15s;
}
.btn:hover { border-color: #cdd4e0; background: #f8f9fc; }
.btn--primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn--danger { background: var(--panel); border-color: #f0b8b6; color: var(--err); }
.btn--danger:hover { background: var(--err-bg); }
.btn--sm { padding: 7px 11px; font-size: 12.5px; }
.btn--wide { width: 100%; }
.btn:focus-visible, .linkbtn:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.linkbtn { font: inherit; font-size: 13px; background: none; border: 0; padding: 0; color: var(--ink-soft); cursor: pointer; }
.linkbtn:hover { color: var(--ink); text-decoration: underline; }
.linkbtn--danger { color: var(--err); }

/* Статусы */
.dot { width: 9px; height: 9px; border-radius: 50%; flex: none; display: inline-block; }
.dot--ok { background: var(--ok); }
.dot--warn { background: var(--warn); }
.dot--err { background: var(--err); box-shadow: 0 0 0 3px var(--err-bg); }
.dot--none { background: var(--none); }
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 20px; white-space: nowrap; }
.badge--ok { background: var(--ok-bg); color: var(--ok); }
.badge--warn { background: var(--warn-bg); color: var(--warn); }
.badge--err { background: var(--err-bg); color: var(--err); }
.badge--none { background: var(--none-bg); color: var(--ink-soft); }
.tag { font-size: 11.5px; padding: 2px 7px; border-radius: 6px; border: 1px solid var(--line); color: var(--ink-soft); white-space: nowrap; }
.tag--warn { border-color: #f1d49c; color: var(--warn); }
.tag--err { border-color: #f0b8b6; color: var(--err); }

.alert { padding: 11px 14px; border-radius: 10px; margin-bottom: 14px; border: 1px solid var(--line); background: var(--panel); }
.alert--ok { border-color: #bfe3cc; background: var(--ok-bg); color: #145e34; }
.alert--warn { border-color: #f1d49c; background: var(--warn-bg); color: #7a4a00; }
.alert--err { border-color: #f0b8b6; background: var(--err-bg); color: #8f1f1c; }

/* Блоки */
.box { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 18px; overflow: hidden; }
.box__head { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--line-soft); flex-wrap: wrap; }
.box__link { margin-left: auto; font-size: 13px; text-decoration: none; }
details > summary.box__head { cursor: pointer; list-style: none; border-bottom: 0; }
details[open] > summary.box__head { border-bottom: 1px solid var(--line-soft); }
details > summary::-webkit-details-marker { display: none; }
.empty { text-align: center; padding: 40px 16px; background: var(--panel); border: 1px dashed var(--line); border-radius: var(--radius); margin-bottom: 18px; }
.toolbar { display: flex; justify-content: flex-end; margin: 4px 0 10px; }
.check { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; color: var(--ink-soft); cursor: pointer; }

/* Плашки */
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-bottom: 22px; }
@media (max-width: 1100px) { .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 680px) { .grid { grid-template-columns: 1fr; } }
.card {
    display: flex; flex-direction: column; gap: 10px; padding: 14px 16px;
    background: var(--panel); border: 1px solid var(--line); border-left: 4px solid var(--none);
    border-radius: var(--radius); box-shadow: var(--shadow); color: inherit; text-decoration: none;
    transition: transform .15s, box-shadow .15s;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(20, 29, 50, .12); }
.card--ok { border-left-color: var(--ok); }
.card--warn { border-left-color: var(--warn); }
.card--err { border-left-color: var(--err); }
.card__head { display: flex; align-items: center; gap: 8px; min-width: 0; }
.card__name { font-weight: 600; font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card__host { margin-left: auto; color: var(--ink-faint); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.card__state { display: flex; align-items: center; gap: 8px; font-size: 12px; }
.card__error { font-size: 12.5px; color: var(--err); }
.card__stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.card__stats .k, .tile .k { display: block; font-size: 11px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: .04em; }
.card__stats .v { font-family: var(--mono); font-variant-numeric: tabular-nums; font-size: 14px; }
.card__foot { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; min-height: 22px; }
.card__open { margin-left: auto; font-size: 12px; color: var(--ink-faint); }
.card:hover .card__open { color: var(--accent); }

.spark { width: 100%; height: 30px; display: block; }
.sp-ok { fill: #8fd0a8; }
.sp-warn { fill: #f0bf62; }
.sp-err { fill: var(--err); }
.sp-none { fill: #d7dce5; }

/* Страница сайта */
.tiles { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; margin-bottom: 18px; }
@media (max-width: 1000px) { .tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 560px) { .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.tile { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; box-shadow: var(--shadow); }
.tile .v { display: block; margin-top: 4px; font-size: 19px; font-weight: 600; font-family: var(--mono); font-variant-numeric: tabular-nums; }

.tabs { display: flex; gap: 3px; background: var(--line-soft); padding: 3px; border-radius: 9px; }
.tabs a, .tabs button {
    font: inherit; font-size: 12.5px; border: 0; background: transparent; color: var(--ink-soft);
    padding: 5px 11px; border-radius: 6px; cursor: pointer; text-decoration: none; display: flex; align-items: center; gap: 6px;
}
.tabs a:hover, .tabs button:hover { color: var(--ink); }
.tabs [aria-selected="true"] { background: var(--panel); color: var(--ink); box-shadow: var(--shadow); }
.pill { font-size: 10.5px; font-weight: 700; background: var(--err-bg); color: var(--err); border-radius: 10px; padding: 0 6px; }
.pill[data-zero="1"] { background: var(--ok-bg); color: var(--ok); }

.chart-wrap { padding: 10px 12px 0; overflow-x: auto; }
.chart { width: 100%; min-width: 640px; height: auto; display: block; }
.ch-grid { stroke: var(--line-soft); stroke-width: 1; }
.ch-lbl { fill: var(--ink-faint); font-size: 11px; font-family: system-ui, sans-serif; }
.ch-line { fill: none; stroke: var(--accent); stroke-width: 1.8; stroke-linejoin: round; }
.ch-dot { fill: var(--accent); }
.ch-fail { fill: var(--err); opacity: .18; }
.ch-unk { fill: var(--none); opacity: .18; }
.ch-slow { stroke: var(--warn); stroke-width: 1; stroke-dasharray: 5 4; }
.ch-hit { fill: transparent; }
.ch-hit:hover { fill: rgba(47, 91, 234, .07); }
.legend { display: flex; gap: 18px; flex-wrap: wrap; padding: 8px 16px 12px; font-size: 12px; color: var(--ink-soft); }
.lg { display: inline-block; width: 14px; height: 10px; margin-right: 6px; vertical-align: -1px; border-radius: 2px; }
.lg--line { height: 2px; background: var(--accent); vertical-align: 3px; }
.lg--fail { background: var(--err); opacity: .35; }
.lg--unk { background: var(--none); opacity: .35; }
.lg--slow { height: 0; border-top: 2px dashed var(--warn); vertical-align: 3px; }

.days-wrap { padding: 14px 16px 10px; }
.days { width: 100%; height: 34px; display: block; }
.d-ok { fill: #3fae6a; }
.d-ok2 { fill: #9ad3ae; }
.d-warn { fill: #f0bf62; }
.d-err { fill: var(--err); }
.d-none { fill: #e1e5ec; }
.days-axis { display: flex; justify-content: space-between; font-size: 11.5px; margin-top: 4px; }

.cols { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: 18px; }
@media (max-width: 900px) { .cols { grid-template-columns: 1fr; } }
.cols > .box { margin-bottom: 18px; }
.dl { display: grid; grid-template-columns: 160px 1fr; gap: 8px 14px; margin: 0; padding: 14px 16px; }
.dl dt { color: var(--ink-faint); font-size: 13px; }
.dl dd { margin: 0; word-break: break-word; }
.dl .note { white-space: normal; }

/* Таблицы */
.tbl-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th { text-align: left; font-weight: 600; font-size: 11.5px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: .04em; padding: 8px 12px; border-bottom: 1px solid var(--line-soft); }
.tbl td { padding: 9px 12px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.tbl th.num, .tbl td.num { text-align: right; }
.tbl tr:last-child td { border-bottom: 0; }
.row-actions { display: flex; gap: 10px; align-items: baseline; }
.row-actions a { font-size: 13px; color: var(--ink-soft); }

/* Журнал */
.evlist { list-style: none; margin: 0; padding: 4px 0; max-height: 560px; overflow-y: auto; }
.evlist .ev { display: flex; align-items: baseline; gap: 10px; padding: 7px 16px; border-bottom: 1px solid var(--line-soft); font-size: 13px; }
.evlist .ev:last-child { border-bottom: 0; }
.ev .dot { transform: translateY(-1px); }
.ev__time { color: var(--ink-faint); font-size: 12px; flex: none; }
.ev__site { flex: none; font-weight: 600; color: var(--ink); text-decoration: none; }
.ev__site:hover { text-decoration: underline; }
.ev__msg { flex: 1; min-width: 0; word-break: break-word; }
.ev__actor { flex: none; color: var(--ink-faint); font-size: 12px; }
.ev--err .ev__msg { color: var(--err); }
.evlist__empty { padding: 12px 16px; margin: 0; }
.pager { display: flex; gap: 8px; justify-content: center; padding: 12px; }

/* Формы */
.form { padding: 4px 18px 18px; }
.form fieldset { border: 0; padding: 0; margin: 14px 0 6px; }
.form legend { font-size: 15px; font-weight: 600; margin-bottom: 10px; padding: 0; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 550; margin-bottom: 5px; }
.field__hint { font-size: 12px; color: var(--ink-faint); margin-top: 4px; }
.field__err { font-size: 12.5px; color: var(--err); margin-top: 4px; }
input[type="text"], input[type="number"], input[type="date"], input[type="password"], select, textarea {
    width: 100%; font: inherit; font-size: 14px; color: var(--ink); background: var(--panel);
    border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px;
}
textarea { resize: vertical; }
textarea.mono { font-family: var(--mono); font-size: 12.5px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.row3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
@media (max-width: 700px) { .row2, .row3 { grid-template-columns: 1fr; } }
.form__actions { display: flex; gap: 10px; justify-content: flex-end; padding-top: 6px; border-top: 1px solid var(--line-soft); margin-top: 8px; padding-top: 14px; }
.danger legend { color: var(--err); }
.pauseform select { width: auto; padding: 7px 8px; font-size: 13px; }
.filters { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; padding: 12px 16px; }
.filters label { display: flex; gap: 8px; align-items: center; font-size: 13px; }
.filters select { width: auto; }
.termform { padding: 6px 16px 16px; border-top: 1px solid var(--line-soft); }
.termform h3 { font-size: 14px; margin: 12px 0 10px; }

.login { max-width: 380px; margin: 60px auto; padding: 24px; }
.login h1 { margin-bottom: 16px; }