/* Server Guardian - pannello. Colori come token: chiaro e scuro scelti, non invertiti automaticamente. */
:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --surface-2: #f1f0ec;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --accent: #2a78d6;
  --accent-ink: #ffffff;
  --track: #cde2fb;
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --series-4: #eda100;
  --series-5: #e87ba4;
  --good: #0ca30c;
  --warning: #fab219;
  --critical: #d03b3b;
  --good-wash: rgba(12, 163, 12, 0.10);
  --warning-wash: rgba(250, 178, 25, 0.18);
  --critical-wash: rgba(208, 59, 59, 0.10);
  --info-wash: rgba(137, 135, 129, 0.14);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 4px 16px rgba(0, 0, 0, 0.04);
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --surface-2: #242422;
    --ink: #f0efec;
    --ink-2: #c3c2b7;
    --muted: #898781;
    --grid: #2c2c2a;
    --baseline: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --accent: #3987e5;
    --track: #0d366b;
    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
    --series-4: #c98500;
    --series-5: #d55181;
    --good-wash: rgba(12, 163, 12, 0.18);
    --warning-wash: rgba(250, 178, 25, 0.16);
    --critical-wash: rgba(208, 59, 59, 0.22);
    --info-wash: rgba(137, 135, 129, 0.20);
    --shadow: none;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d;
  --surface: #1a1a19;
  --surface-2: #242422;
  --ink: #f0efec;
  --ink-2: #c3c2b7;
  --muted: #898781;
  --grid: #2c2c2a;
  --baseline: #383835;
  --border: rgba(255, 255, 255, 0.10);
  --accent: #3987e5;
  --track: #0d366b;
  --series-1: #3987e5;
  --series-2: #d95926;
  --series-3: #199e70;
  --series-4: #c98500;
  --series-5: #d55181;
  --good-wash: rgba(12, 163, 12, 0.18);
  --warning-wash: rgba(250, 178, 25, 0.16);
  --critical-wash: rgba(208, 59, 59, 0.22);
  --info-wash: rgba(137, 135, 129, 0.20);
  --shadow: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 112px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding-bottom: env(safe-area-inset-bottom);
}
h1, h2, h3 { margin: 0; line-height: 1.25; }
h2 { font-size: 18px; font-weight: 650; }
h3 { font-size: 16px; font-weight: 600; }
p { margin: 0; }
.muted { color: var(--ink-2); }
.small { font-size: 13px; }
.mono { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: 13px; }

/* ---------------------------------------------------------------- testata e navigazione */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px;
  background: color-mix(in srgb, var(--page) 88%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  backdrop-filter: saturate(1.4) blur(12px);
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand .logo { width: 32px; height: 32px; flex: none; }
.brand-name { font-weight: 700; font-size: 16px; }
.brand-sub { font-size: 12px; color: var(--ink-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.top-actions { display: flex; align-items: center; gap: 8px; flex: none; }
.updated { font-size: 12px; color: var(--ink-2); font-variant-numeric: tabular-nums; }
body.stale .updated { color: var(--critical); font-weight: 600; }

.sections {
  position: sticky; top: calc(56px + env(safe-area-inset-top)); z-index: 9;
  display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none;
  padding: 4px 16px 10px;
  background: color-mix(in srgb, var(--page) 88%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  backdrop-filter: saturate(1.4) blur(12px);
}
.sections::-webkit-scrollbar { display: none; }
.sections a {
  flex: none; padding: 6px 12px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--ink); text-decoration: none; font-size: 14px;
}
.sections a:hover { background: var(--surface-2); }

main { max-width: 1120px; margin: 0 auto; padding: 4px 16px 32px; display: grid; gap: 28px; }
section { display: grid; gap: 12px; min-width: 0; }
.section-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; }

/* ---------------------------------------------------------------- elementi base */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px; min-width: 0;
}
.card-title { font-size: 15px; margin-bottom: 4px; }
.card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.card-foot { display: flex; justify-content: flex-end; margin-top: auto; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); gap: 12px; }
.grid.disks { grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); }
.grid.charts { grid-template-columns: repeat(auto-fill, minmax(min(100%, 480px), 1fr)); }

.ico { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 40px; padding: 8px 14px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface); color: var(--ink);
  font: inherit; font-weight: 550; cursor: pointer;
}
.btn:hover { background: var(--surface-2); }
.btn:focus-visible, .sections a:focus-visible, .seg button:focus-visible, .chart-svg:focus-visible, summary:focus-visible, .icon-btn:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: transparent; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; }
.btn.small { min-height: 34px; padding: 5px 10px; font-size: 14px; }
.btn.small .ico { width: 16px; height: 16px; }
.icon-btn {
  width: 38px; height: 38px; display: grid; place-items: center; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface); color: var(--ink); cursor: pointer;
}

/* Stato: sempre icona + etichetta, il colore e' solo un rinforzo */
.chip {
  display: inline-flex; align-items: center; gap: 5px; flex: none;
  padding: 3px 9px 3px 7px; border-radius: 999px; font-size: 13px; font-weight: 600;
  color: var(--ink); background: var(--info-wash); white-space: nowrap;
}
.chip .ico { width: 15px; height: 15px; stroke-width: 2.5; color: var(--muted); }
.chip.good { background: var(--good-wash); } .chip.good .ico { color: var(--good); }
.chip.warning { background: var(--warning-wash); } .chip.warning .ico { color: #b77e00; }
.chip.critical { background: var(--critical-wash); } .chip.critical .ico { color: var(--critical); }
:root[data-theme="dark"] .chip.warning .ico { color: var(--warning); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .chip.warning .ico { color: var(--warning); } }

/* ---------------------------------------------------------------- stato generale */
.hero { display: flex; gap: 16px; align-items: center; padding: 20px; border-left: 5px solid var(--good); }
.hero.warning { border-left-color: var(--warning); }
.hero.critical { border-left-color: var(--critical); }
.hero-icon { width: 52px; height: 52px; flex: none; border-radius: 50%; display: grid; place-items: center; background: var(--good-wash); color: var(--good); }
.hero.warning .hero-icon { background: var(--warning-wash); color: #b77e00; }
.hero.critical .hero-icon { background: var(--critical-wash); color: var(--critical); }
.hero-icon .ico { width: 28px; height: 28px; stroke-width: 2.5; }
.hero-text { display: grid; gap: 4px; min-width: 0; }
.hero h1 { font-size: 24px; font-weight: 700; }
.hero p { overflow-wrap: anywhere; }

.banner {
  display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 12px;
  background: var(--warning-wash); color: var(--ink); font-size: 14px;
}
.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.actions .btn { flex: 1 1 auto; }

.list { display: grid; gap: 2px; }
.row { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-top: 1px solid var(--grid); }
.row:first-of-type { border-top: 0; }
.row-main { display: grid; gap: 1px; min-width: 0; flex: 1; }
.row-main > * { overflow-wrap: anywhere; }

.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 150px), 1fr)); gap: 12px; }
.tile { display: grid; gap: 2px; align-content: start; padding: 14px 16px; }
.tile-label { font-size: 13px; color: var(--ink-2); }
.tile-value { font-size: 26px; font-weight: 650; letter-spacing: -0.01em; }
.tile-sub { font-size: 12.5px; }
.spark { width: 100%; height: 32px; margin-top: 8px; display: block; }

/* ---------------------------------------------------------------- applicazioni e dischi */
.app { display: flex; flex-direction: column; gap: 8px; }
.app.critical { border-color: color-mix(in srgb, var(--critical) 45%, var(--border)); }
.disk { display: grid; gap: 14px; align-content: start; }
.disk.critical { border-color: color-mix(in srgb, var(--critical) 45%, var(--border)); }
.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 16px; margin: 0; }
.facts dt { font-size: 12.5px; color: var(--ink-2); }
.facts dd { margin: 0; font-weight: 550; }
.vol { display: grid; gap: 6px; }
.vol-head, .vol-foot { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.meter { height: 8px; border-radius: 99px; background: var(--track); overflow: hidden; }
.meter span { display: block; height: 100%; border-radius: 99px; background: var(--accent); }
.meter.warning { background: color-mix(in srgb, var(--warning) 25%, var(--surface)); }
.meter.warning span { background: var(--warning); }
.meter.critical { background: color-mix(in srgb, var(--critical) 22%, var(--surface)); }
.meter.critical span { background: var(--critical); }

/* ---------------------------------------------------------------- grafici */
.seg { display: inline-flex; padding: 3px; border-radius: 11px; background: var(--surface-2); border: 1px solid var(--border); }
.seg button {
  border: 0; background: transparent; color: var(--ink-2); font: inherit; font-size: 14px; font-weight: 550;
  padding: 6px 12px; border-radius: 8px; cursor: pointer; min-height: 34px;
}
.seg button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08); }
.chart-card { display: grid; gap: 8px; }
.chart-card .card-sub { font-size: 13px; color: var(--ink-2); }
.chart { display: grid; gap: 8px; transition: opacity 0.2s; }
.chart.loading { opacity: 0.55; }
.legend { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 13px; color: var(--ink-2); }
.legend[hidden] { display: none; }
.legend-item { display: inline-flex; align-items: center; gap: 6px; }
.line-key { display: inline-block; width: 14px; height: 2px; border-radius: 2px; flex: none; }
.plot { position: relative; min-height: 180px; }
.chart-svg { display: block; overflow: visible; touch-action: pan-y; }
.axis-label { font-size: 11px; fill: var(--muted); font-variant-numeric: tabular-nums; }
.end-label { font-size: 12px; fill: var(--ink-2); font-variant-numeric: tabular-nums; }
.tooltip {
  position: absolute; z-index: 2; pointer-events: none; min-width: 140px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.14); padding: 8px 10px; font-size: 13px;
}
.tooltip[hidden] { display: none; }
.tip-time { color: var(--ink-2); margin-bottom: 4px; }
.tip-row { display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.tip-row strong { font-variant-numeric: tabular-nums; }
.tip-row span { color: var(--ink-2); }
.table-view summary { cursor: pointer; font-size: 13px; color: var(--ink-2); }
.table-scroll, .table-wrap { max-height: 260px; overflow: auto; margin-top: 8px; }
.table-wrap { max-height: none; margin: 0; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th { text-align: left; font-weight: 600; color: var(--ink-2); font-size: 12.5px; padding: 6px 10px; border-bottom: 1px solid var(--baseline); position: sticky; top: 0; background: var(--surface); }
td { padding: 7px 10px; border-bottom: 1px solid var(--grid); font-variant-numeric: tabular-nums; white-space: nowrap; }
td.num { text-align: right; }

/* ---------------------------------------------------------------- cronologia */
.timeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.ev { display: grid; grid-template-columns: auto auto 1fr; gap: 4px 12px; align-items: start; padding: 10px 0; border-top: 1px solid var(--grid); }
.ev:first-child { border-top: 0; }
.ev .chip { justify-self: start; }
.ev time { font-size: 13px; color: var(--ink-2); font-variant-numeric: tabular-nums; padding-top: 3px; }
@media (max-width: 560px) {
  .ev { grid-template-columns: auto 1fr; }
  .ev .row-main { grid-column: 1 / -1; }
  .hero { padding: 16px; }
  .hero h1 { font-size: 21px; }
  .updated { display: none; }
}

/* ---------------------------------------------------------------- dialoghi e avvisi */
dialog {
  border: 1px solid var(--border); border-radius: 16px; padding: 20px; width: min(420px, calc(100vw - 32px));
  background: var(--surface); color: var(--ink); box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
}
dialog::backdrop { background: rgba(0, 0, 0, 0.45); }
dialog form { display: grid; gap: 12px; }
dialog p { color: var(--ink-2); }
.dlg-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
#toast {
  position: fixed; left: 50%; bottom: calc(20px + env(safe-area-inset-bottom)); transform: translate(-50%, calc(100% + 40px));
  max-width: calc(100vw - 32px); padding: 12px 16px; border-radius: 12px; z-index: 50;
  background: var(--ink); color: var(--page); font-size: 14px; box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
  transition: transform 0.25s ease, visibility 0.25s; pointer-events: none; visibility: hidden;
}
#toast.show { transform: translate(-50%, 0); visibility: visible; }
#toast.err { background: var(--critical); color: #fff; }

/* ---------------------------------------------------------------- accesso */
.login-wrap { min-height: 100vh; min-height: 100dvh; display: grid; place-items: center; padding: 24px 16px; }
.login-card { width: min(400px, 100%); display: grid; gap: 16px; padding: 24px; }
.login-brand { display: flex; align-items: center; gap: 12px; }
.login-brand h1 { font-size: 20px; }
.field { display: grid; gap: 6px; font-size: 14px; font-weight: 550; }
.field input {
  font: inherit; font-weight: 400; font-size: 16px; padding: 10px 12px; min-height: 44px;
  border-radius: 10px; border: 1px solid var(--baseline); background: var(--surface); color: var(--ink);
}
.field input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.login-error { margin: 0; padding: 10px 12px; border-radius: 10px; background: var(--critical-wash); color: var(--ink); font-size: 14px; }
.login-error[hidden] { display: none; }
.login-card .btn { width: 100%; }

footer { max-width: 1120px; margin: 0 auto; padding: 0 16px 32px; font-size: 12.5px; color: var(--muted); }
footer a { color: var(--ink-2); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}
@media (forced-colors: active) {
  .chip, .meter, .meter span { forced-color-adjust: none; border: 1px solid CanvasText; }
}