:root {
    --bg: #0f1115;
    --panel: #171a21;
    --panel-2: #1e222b;
    --border: #2a2f3a;
    --text: #e6e9ef;
    --muted: #8b93a5;
    --accent: #4f8cff;
    --ok: #34c77b;
    --warn: #e5a83c;
    --danger: #e5544b;
    --radius: 10px;
}

@media (prefers-color-scheme: light) {
    :root {
        --bg: #f4f6fa;
        --panel: #ffffff;
        --panel-2: #f0f3f8;
        --border: #dde3ec;
        --text: #1a1f2b;
        --muted: #667085;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.loading { padding: 40px; color: var(--muted); }

/* --- Авторизация --------------------------------------------------------- */

.auth {
    max-width: 380px;
    margin: 8vh auto;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
}

.auth h1 { margin: 0 0 4px; font-size: 22px; }
.auth p.sub { margin: 0 0 20px; color: var(--muted); }
.auth .switch { margin-top: 16px; text-align: center; color: var(--muted); }

/* --- Каркас -------------------------------------------------------------- */

.layout { display: flex; min-height: 100vh; }

.sidebar {
    width: 216px;
    flex-shrink: 0;
    background: var(--panel);
    border-right: 1px solid var(--border);
    padding: 20px 12px;
    display: flex;
    flex-direction: column;
}

.brand { font-weight: 700; font-size: 18px; padding: 0 10px 18px; }
.brand small { display: block; font-weight: 400; font-size: 11px; color: var(--muted); }

.nav a {
    display: block;
    padding: 9px 10px;
    border-radius: 8px;
    color: var(--muted);
    text-decoration: none;
    margin-bottom: 2px;
}

.nav a:hover { background: var(--panel-2); color: var(--text); }
.nav a.active { background: var(--accent); color: #fff; }

.sidebar .foot { margin-top: auto; padding: 10px; color: var(--muted); font-size: 12px; }

.content { flex: 1; padding: 24px 28px; min-width: 0; }

.page-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.page-head h2 { margin: 0; font-size: 20px; }

/* --- Элементы ------------------------------------------------------------ */

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 16px;
}

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 18px; }

.tile { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.tile .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.tile .value { font-size: 22px; font-weight: 600; margin-top: 4px; }

.filters { display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-end; margin-bottom: 14px; }
.filters label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }

input, select, textarea, button {
    font: inherit;
    color: var(--text);
    background: var(--panel-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px 10px;
}

input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }

textarea { min-height: 72px; resize: vertical; width: 100%; }

.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 12px; }
.field label { font-size: 12px; color: var(--muted); }
.field .hint { font-size: 11px; color: var(--muted); }

.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0 14px; }

button { cursor: pointer; background: var(--panel-2); }
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
button.ghost { background: transparent; }
button.sm { padding: 4px 8px; font-size: 12px; }
button.full { width: 100%; }

.actions { display: flex; gap: 6px; flex-wrap: wrap; }

.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 9px 10px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
tbody tr:hover { background: var(--panel-2); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; border: 1px solid var(--border); }
.badge.ok { color: var(--ok); border-color: var(--ok); }
.badge.warn { color: var(--warn); border-color: var(--warn); }
.badge.danger { color: var(--danger); border-color: var(--danger); }
.badge.muted { color: var(--muted); }

.link-box { display: flex; gap: 6px; }
.link-box input { flex: 1; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }

.empty { padding: 26px; text-align: center; color: var(--muted); }
.error { color: var(--danger); margin-bottom: 12px; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }

.toast {
    position: fixed;
    right: 20px;
    bottom: 20px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: 8px;
    padding: 12px 16px;
    max-width: 340px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, .25);
    z-index: 50;
}

.toast.err { border-left-color: var(--danger); }

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .55);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 40px 16px;
    overflow-y: auto;
    z-index: 40;
}

.modal {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    width: 100%;
    max-width: 620px;
}

.modal h3 { margin: 0 0 14px; }

@media (max-width: 760px) {
    .layout { flex-direction: column; }
    .sidebar { width: auto; border-right: none; border-bottom: 1px solid var(--border); }
    .nav { display: flex; flex-wrap: wrap; gap: 4px; }
    .content { padding: 16px; }
}