:root {
    --bg: #0d1117;
    --panel: #151b23;
    --panel-2: #1b2430;
    --line: #242d3a;
    --text: #d7e0ea;
    --muted: #7b8a9e;
    --accent: #4c8dff;
    --green: #2ea86a;
    --green-soft: #1d3a2b;
    --red: #e5534b;
    --red-soft: #3a2023;
    --yellow: #d6a04a;
    --mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Consolas, monospace;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 13px/1.5 -apple-system, "Segoe UI", Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }

/* ------------------------------------------------------------------ шапка */

header {
    position: sticky; top: 0; z-index: 50;
    display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
    padding: 10px 16px;
    background: var(--panel);
    border-bottom: 1px solid var(--line);
}

.brand { font-weight: 600; letter-spacing: .3px; }

nav { display: flex; gap: 4px; }
nav a {
    padding: 5px 11px; border-radius: 6px; color: var(--muted); font-weight: 500;
}
nav a:hover { background: var(--panel-2); color: var(--text); }
nav a.active { background: var(--panel-2); color: var(--text); }

.spacer { flex: 1; }

.badge {
    padding: 3px 9px; border-radius: 999px; font-size: 11px; font-weight: 600;
    letter-spacing: .4px; text-transform: uppercase;
}
.badge.demo { background: #2b3a55; color: #8fb6ff; }
.badge.real { background: var(--red); color: #fff; }
.badge.on { background: var(--green-soft); color: #67d79b; }
.badge.off { background: var(--panel-2); color: var(--muted); }

.pill {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 10px; border-radius: 6px; background: var(--panel-2);
    font-family: var(--mono); font-size: 12px; color: var(--muted);
}
.pill b { color: var(--text); font-weight: 600; }

/* ------------------------------------------------------------------ кнопки */

button, .btn {
    font: inherit; cursor: pointer; border: 1px solid var(--line);
    background: var(--panel-2); color: var(--text);
    padding: 6px 12px; border-radius: 6px;
}
button:hover { border-color: #38455a; }
button:disabled { opacity: .45; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { background: var(--red); border-color: var(--red); color: #fff; }
button.ghost { background: transparent; }
button.small { padding: 3px 8px; font-size: 12px; }

/* ------------------------------------------------------------------ каркас */

main { padding: 14px 16px 40px; display: grid; gap: 14px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid-main { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 14px; }

.panel {
    background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
    overflow: hidden;
}
.panel > h2 {
    margin: 0; padding: 10px 14px; font-size: 13px; font-weight: 600;
    border-bottom: 1px solid var(--line);
    display: flex; align-items: center; gap: 10px;
}
.panel > h2 .spacer { flex: 1; }
.panel-body { padding: 12px 14px; }
.panel-scroll { max-height: 420px; overflow: auto; }

/* ------------------------------------------------------------------ таблицы */

table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
th {
    text-align: left; font-weight: 500; color: var(--muted); padding: 7px 10px;
    border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--panel);
    white-space: nowrap;
}
td { padding: 7px 10px; border-bottom: 1px solid #1c242f; white-space: nowrap; }
tbody tr:hover { background: var(--panel-2); cursor: pointer; }
td.num, th.num { text-align: right; font-family: var(--mono); }
.pos { color: #67d79b; }
.neg { color: #f08a84; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); }

.dir { font-weight: 600; font-size: 11px; padding: 2px 7px; border-radius: 4px; }
.dir.LONG { background: var(--green-soft); color: #67d79b; }
.dir.SHORT { background: var(--red-soft); color: #f08a84; }

.tag {
    display: inline-block; padding: 1px 6px; margin: 1px 3px 1px 0; border-radius: 4px;
    background: var(--panel-2); color: var(--muted); font-size: 11px; cursor: help;
    border: 1px solid var(--line);
}
.tag.hot { color: #8fb6ff; border-color: #2b3a55; }

/* ------------------------------------------------------------------ формы */

label { display: block; margin-bottom: 4px; color: var(--muted); font-size: 12px; }
input, select, textarea {
    font: inherit; width: 100%; padding: 6px 9px; border-radius: 6px;
    background: var(--bg); color: var(--text); border: 1px solid var(--line);
}
input:focus, select:focus { outline: none; border-color: var(--accent); }
input:disabled { opacity: .5; }
.field { margin-bottom: 14px; }
.field .hint { margin-top: 4px; color: var(--muted); font-size: 11.5px; line-height: 1.45; }
.field .locked { color: var(--yellow); font-size: 11px; margin-top: 3px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.checks { display: flex; flex-wrap: wrap; gap: 6px; }
.check {
    display: inline-flex; align-items: center; gap: 6px; padding: 4px 9px;
    border: 1px solid var(--line); border-radius: 6px; background: var(--bg); cursor: pointer;
}
.check input { width: auto; }
.check.on { border-color: var(--accent); color: #fff; }

/* ------------------------------------------------------------------ прочее */

.stat-row { display: flex; flex-wrap: wrap; gap: 10px; }
.stat {
    flex: 1 1 130px; background: var(--panel-2); border-radius: 8px; padding: 9px 12px;
}
.stat .k { color: var(--muted); font-size: 11px; }
.stat .v { font-family: var(--mono); font-size: 17px; margin-top: 2px; }

.logs { font-family: var(--mono); font-size: 11.5px; max-height: 210px; overflow: auto; }
.logs div { padding: 2px 0; border-bottom: 1px solid #1a212b; }
.logs .warn { color: var(--yellow); }
.logs .error { color: #f08a84; }
.logs .ok { color: #67d79b; }
.logs .time { color: var(--muted); margin-right: 8px; }

.chart-tabs { display: flex; gap: 4px; }
.chart-tabs button.active { background: var(--accent); border-color: var(--accent); color: #fff; }
#chart { height: 420px; }
#tvchart { height: 420px; }

.modal-backdrop {
    position: fixed; inset: 0; background: rgba(4, 8, 14, .72); z-index: 100;
    display: flex; align-items: flex-start; justify-content: center; padding: 40px 16px;
    overflow: auto;
}
.modal {
    background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
    width: min(900px, 100%); max-height: 100%; overflow: auto;
}
.modal h3 { margin: 0; padding: 13px 16px; border-bottom: 1px solid var(--line); font-size: 14px; }
.modal .body { padding: 14px 16px; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 5px 14px; font-size: 12.5px; }
.kv .k { color: var(--muted); }
.kv .v { font-family: var(--mono); }

.toast {
    position: fixed; right: 16px; bottom: 16px; z-index: 200;
    background: var(--panel-2); border: 1px solid var(--line); border-left: 3px solid var(--accent);
    padding: 10px 14px; border-radius: 8px; max-width: 380px;
}
.toast.error { border-left-color: var(--red); }
.toast.ok { border-left-color: var(--green); }

.progress { height: 5px; background: var(--panel-2); border-radius: 3px; overflow: hidden; }
.progress > div { height: 100%; background: var(--accent); transition: width .3s; }

.empty { padding: 26px; text-align: center; color: var(--muted); }

@media (max-width: 1100px) {
    .grid-main, .grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
    header { gap: 8px; padding: 8px 12px; }
    main { padding: 10px 12px 30px; }
    /* Таблицы на телефоне превращаются в карточки */
    table.cards thead { display: none; }
    table.cards tr {
        display: grid; grid-template-columns: 1fr 1fr; gap: 2px 10px;
        border: 1px solid var(--line); border-radius: 8px; margin-bottom: 8px; padding: 8px;
    }
    table.cards td { border: none; padding: 2px 0; white-space: normal; }
    table.cards td::before {
        content: attr(data-label) " "; color: var(--muted); font-size: 11px;
    }
    table.cards td.full { grid-column: 1 / -1; }
}