/* OSD AppMonitor — N-central inspired NOC theme */
:root {
  --ok: #2e9b46; --ok-bg: #e5f4e8; --ok-ink: #1d6b2f;
  --warn: #f2a900; --warn-bg: #fff4d6; --warn-ink: #8a5a00;
  --crit: #d7263d; --crit-bg: #fde4e7; --crit-ink: #9b1527;
  --unk: #8a94a6; --unk-bg: #eceff4; --unk-ink: #4b5566;
  --accent: #1f6fd1; --accent-ink: #fff;
  --top: #0b2545; --top-ink: #e8eefb;
  --nav: #13315c; --nav-ink: #c9d6ee; --nav-active: #1f6fd1;
  --bg: #e9edf3; --panel: #ffffff; --panel-2: #f6f8fb; --line: #d8dfe9;
  --ink: #1b2533; --muted: #66748a;
  --shadow: 0 1px 2px rgba(16,32,64,.08), 0 1px 6px rgba(16,32,64,.05);
  --radius: 6px;
  --font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", Consolas, Menlo, monospace;
}
:root[data-theme="dark"] {
  --ok-bg: #12301b; --ok-ink: #7fdc93; --warn-bg: #3a2c05; --warn-ink: #ffd36b;
  --crit-bg: #3d1218; --crit-ink: #ff8f9c; --unk-bg: #262d39; --unk-ink: #aab3c3;
  --top: #08162b; --nav: #0d1f3a; --nav-ink: #a8b8d6;
  --bg: #0f1724; --panel: #172133; --panel-2: #1c2840; --line: #2a3850;
  --ink: #e3e9f3; --muted: #93a1b8; --shadow: 0 1px 3px rgba(0,0,0,.4);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ok-bg: #12301b; --ok-ink: #7fdc93; --warn-bg: #3a2c05; --warn-ink: #ffd36b;
    --crit-bg: #3d1218; --crit-ink: #ff8f9c; --unk-bg: #262d39; --unk-ink: #aab3c3;
    --top: #08162b; --nav: #0d1f3a; --nav-ink: #a8b8d6;
    --bg: #0f1724; --panel: #172133; --panel-2: #1c2840; --line: #2a3850;
    --ink: #e3e9f3; --muted: #93a1b8; --shadow: 0 1px 3px rgba(0,0,0,.4);
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--ink); font: 14px/1.4 var(--font); -webkit-text-size-adjust: 100%; }
.hidden { display: none !important; }
button { font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; color: var(--ink); background: var(--panel); border: 1px solid var(--line); border-radius: 4px; padding: 7px 9px; width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
a { color: var(--accent); }
.muted { color: var(--muted); } .small { font-size: 12px; } .mono { font-family: var(--mono); font-size: 12px; }
.nowrap { white-space: nowrap; }

/* ---------- login ---------- */
.login { min-height: 100%; display: grid; place-items: center; padding: 16px;
  background: radial-gradient(1200px 600px at 20% -10%, #1f6fd1 0%, transparent 60%), linear-gradient(160deg, #0b2545, #13315c 60%, #0b2545); }
.login-card { width: 100%; max-width: 380px; background: var(--panel); border-radius: 10px; padding: 28px; box-shadow: 0 20px 60px rgba(0,0,0,.35); display: grid; gap: 14px; }
.login-card label { display: grid; gap: 5px; font-weight: 600; font-size: 13px; }
.brand-lg { display: flex; gap: 12px; align-items: center; margin-bottom: 6px; }
.brand-lg b { display: block; font-size: 20px; } .brand-lg small { color: var(--muted); }
.brand-lg .logo { width: 42px; height: 42px; }
.logo { display: inline-block; width: 26px; height: 26px; border-radius: 6px; background: #0b2545 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'%3E%3Cpath d='M4 18h6l3-8 5 14 3-6h7' fill='none' stroke='%2334c759' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/80% no-repeat; border: 1px solid rgba(255,255,255,.15); }
.form-err { color: var(--crit); min-height: 1em; font-size: 13px; }

/* ---------- shell ---------- */
.shell { display: grid; grid-template-columns: 220px 1fr; grid-template-rows: 52px 1fr; height: 100%; }
.topbar { grid-column: 1 / -1; background: var(--top); color: var(--top-ink); display: flex; align-items: center; gap: 14px; padding: 0 14px; position: sticky; top: 0; z-index: 20; box-shadow: 0 2px 6px rgba(0,0,0,.25); }
.brand { display: flex; align-items: center; gap: 8px; font-size: 16px; }
.host-pill { font-size: 12px; background: rgba(255,255,255,.12); padding: 2px 8px; border-radius: 10px; font-family: var(--mono); }
.overall { font-weight: 700; font-size: 12px; letter-spacing: .04em; text-transform: uppercase; padding: 5px 12px; border-radius: 4px; color: #fff; }
.overall.ok { background: var(--ok); } .overall.warn { background: var(--warn); color: #2b1d00; } .overall.crit { background: var(--crit); animation: pulse 1.6s infinite; } .overall.unknown { background: var(--unk); }
@keyframes pulse { 50% { box-shadow: 0 0 0 6px rgba(215,38,61,.25); } }
.top-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.live { display: flex; align-items: center; gap: 6px; font-size: 12px; opacity: .9; }
.live i { width: 8px; height: 8px; border-radius: 50%; background: var(--unk); display: inline-block; }
.live.on i { background: #34c759; box-shadow: 0 0 0 0 rgba(52,199,89,.7); animation: beat 2s infinite; }
.live.off i { background: var(--crit); }
@keyframes beat { 70% { box-shadow: 0 0 0 7px rgba(52,199,89,0); } }
.icon-btn { background: transparent; border: 0; color: inherit; font-size: 18px; padding: 6px 8px; border-radius: 4px; }
.icon-btn:hover { background: rgba(255,255,255,.1); }
.user-menu { position: relative; }
.user-btn { background: rgba(255,255,255,.1); color: var(--top-ink); border: 0; border-radius: 4px; padding: 5px 10px; display: flex; flex-direction: column; align-items: flex-end; line-height: 1.1; }
.user-btn small { font-size: 10px; opacity: .75; text-transform: uppercase; letter-spacing: .05em; }
.drop { position: absolute; right: 0; top: calc(100% + 6px); background: var(--panel); color: var(--ink); border: 1px solid var(--line); border-radius: 6px; box-shadow: var(--shadow); min-width: 180px; overflow: hidden; z-index: 30; }
.drop button { display: block; width: 100%; text-align: left; background: none; border: 0; padding: 10px 14px; color: inherit; }
.drop button:hover { background: var(--panel-2); }

.sidenav { background: var(--nav); color: var(--nav-ink); padding: 10px 0; overflow-y: auto; display: flex; flex-direction: column; }
.sidenav a { display: flex; align-items: center; gap: 10px; padding: 10px 18px; color: inherit; text-decoration: none; cursor: pointer; border-left: 3px solid transparent; }
.sidenav a i { font-style: normal; width: 18px; text-align: center; opacity: .8; }
.sidenav a:hover { background: rgba(255,255,255,.06); }
.sidenav a.active { background: rgba(31,111,209,.25); border-left-color: var(--nav-active); color: #fff; }
.sidenav .badge { margin-left: auto; }
.nav-sep { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; padding: 16px 18px 6px; opacity: .6; }
.nav-foot { margin-top: auto; padding: 12px 18px; font-size: 11px; opacity: .6; }
.main { overflow-y: auto; padding: 16px; min-width: 0; }

/* ---------- common ---------- */
.page-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 0 0 14px; }
.page-head h1 { font-size: 20px; margin: 0; font-weight: 600; }
.page-head .sp { flex: 1; }
.grid { display: grid; gap: 14px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); min-width: 0; }
.panel > h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 0; padding: 11px 14px; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 8px; }
.panel > h2 .sp { flex: 1; }
.panel .body { padding: 14px; }
.panel .body.tight { padding: 0; }
.btn { border: 1px solid var(--line); background: var(--panel); color: var(--ink); padding: 7px 12px; border-radius: 4px; font-weight: 600; font-size: 13px; }
.btn:hover { background: var(--panel-2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--crit); border-color: var(--crit); }
.btn.sm { padding: 4px 8px; font-size: 12px; }
.btn.wide { width: 100%; padding: 10px; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.seg button { border: 0; background: var(--panel); color: var(--muted); padding: 5px 10px; font-size: 12px; font-weight: 600; }
.seg button.on { background: var(--accent); color: #fff; }

/* status chips / dots */
.dot { width: 12px; height: 12px; border-radius: 3px; display: inline-block; flex: none; vertical-align: -1px; }
.dot.ok { background: var(--ok); } .dot.warn { background: var(--warn); } .dot.crit { background: var(--crit); } .dot.unknown, .dot.disabled, .dot.unconfigured { background: var(--unk); }
.chip { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; padding: 3px 8px; border-radius: 3px; text-transform: uppercase; letter-spacing: .03em; white-space: nowrap; }
.chip.ok { background: var(--ok-bg); color: var(--ok-ink); } .chip.warn { background: var(--warn-bg); color: var(--warn-ink); }
.chip.crit { background: var(--crit-bg); color: var(--crit-ink); } .chip.unknown, .chip.disabled, .chip.unconfigured { background: var(--unk-bg); color: var(--unk-ink); }
.badge { font-size: 11px; font-weight: 700; padding: 1px 7px; border-radius: 9px; color: #fff; background: var(--unk); }
.badge.crit { background: var(--crit); } .badge.warn { background: var(--warn); color: #2b1d00; } .badge.ok { background: var(--ok); }

/* status tiles (N-central style) */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 14px; }
.tile { border-radius: var(--radius); padding: 12px 14px; color: #fff; position: relative; overflow: hidden; cursor: pointer; box-shadow: var(--shadow); min-height: 92px; display: flex; flex-direction: column; justify-content: space-between; }
.tile.ok { background: linear-gradient(135deg, #2e9b46, #237a37); }
.tile.warn { background: linear-gradient(135deg, #f2a900, #d68f00); color: #2b1d00; }
.tile.crit { background: linear-gradient(135deg, #d7263d, #b01b2f); }
.tile.unknown, .tile.unconfigured { background: linear-gradient(135deg, #8a94a6, #6e7889); }
.tile .t-label { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; font-weight: 700; opacity: .92; }
.tile .t-val { font-size: 26px; font-weight: 700; line-height: 1.1; }
.tile .t-sub { font-size: 12px; opacity: .92; }
.tile .t-counts { display: flex; gap: 8px; font-size: 12px; font-weight: 700; }
.tile .t-counts span { background: rgba(0,0,0,.18); padding: 1px 6px; border-radius: 3px; }

/* gauges */
.gauges { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 10px; }
.gauge { text-align: center; padding: 6px 0; }
.gauge svg { width: 100%; max-width: 130px; height: auto; display: block; margin: 0 auto; }
.gauge .g-label { font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); font-weight: 700; }
.gauge .g-sub { font-size: 12px; color: var(--muted); }
.gauge .g-track { stroke: var(--panel-2); }
.gauge text { fill: var(--ink); font-weight: 700; }

/* bars */
.bar { position: relative; height: 16px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 3px; overflow: hidden; min-width: 70px; }
.bar > i { position: absolute; inset: 0 auto 0 0; display: block; }
.bar > i.ok { background: var(--ok); } .bar > i.warn { background: var(--warn); } .bar > i.crit { background: var(--crit); } .bar > i.unknown { background: var(--unk); }
.bar > span { position: relative; display: block; white-space: nowrap; font-size: 11px; font-weight: 700; padding-left: 6px; line-height: 14px; color: var(--ink); text-shadow: 0 0 2px var(--panel); }
.bar.lg { height: 22px; } .bar.lg > span { line-height: 20px; font-size: 12px; }

/* tables */
.tbl-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; }
.tbl th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); font-weight: 700; background: var(--panel-2); padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl td { padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl tr.row-crit td:first-child { box-shadow: inset 4px 0 0 var(--crit); }
.tbl tr.row-warn td:first-child { box-shadow: inset 4px 0 0 var(--warn); }
.tbl tr.click { cursor: pointer; } .tbl tr.click:hover td { background: var(--panel-2); }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.empty { padding: 22px; text-align: center; color: var(--muted); }

/* app cards */
.apps { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.app-card { border-top: 5px solid var(--unk); }
.app-card.ok { border-top-color: var(--ok); } .app-card.warn { border-top-color: var(--warn); } .app-card.crit { border-top-color: var(--crit); }
.app-card .head { display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px 4px; }
.app-card .head b { font-size: 15px; display: block; } .app-card .head a { font-size: 12px; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; padding: 8px 14px 12px; }
.kpi { background: var(--panel-2); border-radius: 4px; padding: 6px 8px; }
.kpi small { display: block; font-size: 10px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); font-weight: 700; }
.kpi b { font-size: 15px; font-variant-numeric: tabular-nums; }
.kpi b.ok { color: var(--ok); } .kpi b.warn { color: var(--warn-ink); } .kpi b.crit { color: var(--crit); }
.mini-list { border-top: 1px solid var(--line); }
.mini-list div { display: flex; align-items: center; gap: 8px; padding: 7px 14px; border-bottom: 1px solid var(--line); font-size: 13px; }
.mini-list div:last-child { border-bottom: 0; }
.mini-list .r { margin-left: auto; color: var(--muted); font-size: 12px; white-space: nowrap; }
.mini-list .name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }

/* charts */
.chart { width: 100%; height: 170px; display: block; }
.chart.sm { height: 120px; }
.spark { width: 100%; height: 34px; display: block; }
.legend { display: flex; gap: 12px; font-size: 12px; color: var(--muted); flex-wrap: wrap; }
.legend i { display: inline-block; width: 10px; height: 3px; vertical-align: middle; margin-right: 4px; }

.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 14px; font-size: 13px; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; overflow-wrap: anywhere; }
.issue-list .tbl td:first-child { width: 1%; }
.core-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); gap: 6px; }

/* modal & toast */
.modal { position: fixed; inset: 0; background: rgba(8,16,32,.55); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal-card { background: var(--panel); border-radius: 8px; width: 100%; max-width: 560px; max-height: 92vh; overflow: auto; box-shadow: 0 20px 60px rgba(0,0,0,.4); }
.modal-card.wide { max-width: 860px; }
.modal-head { display: flex; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--panel); }
.modal-head h3 { margin: 0; font-size: 16px; flex: 1; }
.modal-head .icon-btn { color: var(--ink); }
.modal-body { padding: 16px; }
.form { display: grid; gap: 12px; }
.form label { display: grid; gap: 4px; font-size: 12px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form .row3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.form .actions { display: flex; gap: 8px; justify-content: flex-end; }
.form .hint { font-weight: 400; text-transform: none; letter-spacing: 0; color: var(--muted); }
.check-row { display: flex !important; align-items: center; gap: 8px; text-transform: none !important; }
.check-row input { width: auto; }
.toast { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); background: #1b2533; color: #fff; padding: 10px 16px; border-radius: 6px; z-index: 60; box-shadow: 0 6px 20px rgba(0,0,0,.3); max-width: calc(100% - 32px); }
.toast.err { background: var(--crit); }

/* ---------- responsive ---------- */
.only-mobile { display: none; }
@media (max-width: 1200px) { .g4 { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 980px) {
  .g3 { grid-template-columns: 1fr; } .g2 { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; }
  .only-mobile { display: inline-block; }
  .sidenav { position: fixed; top: 52px; left: 0; bottom: 0; width: 250px; transform: translateX(-100%); transition: transform .2s; z-index: 40; box-shadow: 4px 0 20px rgba(0,0,0,.3); }
  .sidenav.open { transform: none; }
  .main { padding: 12px; }
  .brand b { display: none; }
  .live span, .user-btn small, .host-pill { display: none; }
  .gauges { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .g4 { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px; }
  .g4 .panel .body { padding: 8px; }
  .tiles { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .form .row, .form .row3 { grid-template-columns: 1fr; }
  .apps { grid-template-columns: 1fr; }
  /* tables become cards */
  table.tbl.stack thead { display: none; }
  table.tbl.stack, table.tbl.stack tbody, table.tbl.stack tr, table.tbl.stack td { display: block; width: 100%; }
  table.tbl.stack tr { border-bottom: 1px solid var(--line); padding: 8px 0; }
  table.tbl.stack tr.row-crit { box-shadow: inset 4px 0 0 var(--crit); } table.tbl.stack tr.row-warn { box-shadow: inset 4px 0 0 var(--warn); }
  table.tbl.stack tr.row-crit td:first-child, table.tbl.stack tr.row-warn td:first-child { box-shadow: none; }
  table.tbl.stack td { border: 0; padding: 3px 12px; display: flex; flex-wrap: wrap; gap: 2px 10px; align-items: center; text-align: left !important; }
  table.tbl.stack td > b { flex: 1; min-width: 0; }
  table.tbl.stack td > div.small { flex-basis: 100%; margin-left: 106px; min-width: 0; }
  table.tbl.stack td::before { content: attr(data-l); flex: 0 0 96px; font-size: 11px; text-transform: uppercase; color: var(--muted); font-weight: 700; }
  table.tbl.stack td[data-l=""]::before { display: none; }
  table.tbl.stack td .bar { flex: 1; }
}

/* multi-server */
.servers-col { display: grid; gap: 14px; align-content: start; }
.server-card { cursor: pointer; border-left: 5px solid var(--unk); }
.server-card.ok { border-left-color: var(--ok); } .server-card.warn { border-left-color: var(--warn); } .server-card.crit { border-left-color: var(--crit); }
.server-card:hover { box-shadow: 0 2px 10px rgba(16,32,64,.15); }
.server-card h2 { text-transform: none; letter-spacing: 0; font-size: 15px; color: var(--ink); flex-wrap: wrap; }
.host-seg button { display: inline-flex; align-items: center; gap: 5px; }
.host-seg .dot { width: 9px; height: 9px; }
.mini-list div.click { cursor: pointer; } .mini-list div.click:hover { background: var(--panel-2); }
@media (max-width: 760px) { .page-head .seg { max-width: 100%; overflow-x: auto; } }