:root {
  --bg: #0c0a09;
  --panel: #151312;
  --border: #292524;
  --text: #fafaf9;
  --muted: #a8a29e;
  --faint: #78716c;
  --accent: #f59e0b;
  --accent-text: #1c1917;
  --btn: #292524;
  --btn-hover: #3a3532;
  --danger-bg: rgba(69, 10, 10, 0.45);
  --danger-border: rgba(127, 29, 29, 0.6);
  --danger-text: #fecaca;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 "Manrope", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1320px; margin: 0 auto; padding: 0 16px; }

.topbar { border-bottom: 1px solid var(--border); }
.topbar-in { display: flex; align-items: center; justify-content: space-between; min-height: 64px; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; letter-spacing: -0.01em; }
.brand-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.18); }
.brand-sub { color: var(--muted); font-weight: 500; font-size: 16px; }
.who { display: flex; align-items: center; gap: 12px; color: var(--muted); margin: 0; }

h1, h2, h3 { margin: 0; letter-spacing: -0.01em; }
h1 { font-size: 22px; font-weight: 700; }
h2 { font-size: 18px; font-weight: 700; }
h3 { font-size: 16px; font-weight: 700; }
.muted { color: var(--muted); margin: 4px 0 0; }

.page-head[hidden] { display: none; }
.page-head { display: flex; justify-content: flex-end; margin: 24px 0 0; }
.ranges { display: flex; flex-wrap: wrap; gap: 6px; }

.btn {
  appearance: none; border: 0; border-radius: 8px; cursor: pointer;
  background: var(--btn); color: var(--text);
  font: inherit; font-size: 14px; font-weight: 600; padding: 8px 14px;
  transition: background 0.15s;
}
.btn:hover { background: var(--btn-hover); }
.btn.active, .btn-primary { background: var(--accent); color: var(--accent-text); }
.btn.active:hover, .btn-primary:hover { background: #fbbf24; }
.btn-ghost { background: transparent; color: var(--muted); padding: 6px 10px; }
.btn-ghost:hover { background: var(--btn); color: var(--text); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.alert {
  border: 1px solid var(--danger-border); background: var(--danger-bg); color: var(--danger-text);
  border-radius: 10px; padding: 8px 12px; margin: 12px 0; font-size: 14px;
}

.server { margin: 24px 0 36px; }
.server-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.cards { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 760px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 20px 22px 14px; min-width: 0; }
.desc { color: var(--muted); margin: 4px 0 8px; font-size: 14px; font-variant-numeric: tabular-nums; }

.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; vertical-align: 1px; }
/* те же цвета, что у линий графика памяти (COLORS в app.js) */
.dot-apps { background: #f5d0a9; }
.dot-cache { background: #78716c; }
.chart { width: 100%; height: auto; display: block; }
.chart .grid { stroke: var(--border); stroke-width: 1; }
.chart .tick { fill: var(--faint); font-size: 10px; }

.empty { color: var(--faint); text-align: center; padding: 48px 0; margin: 0; font-size: 14px; }

.login { max-width: 380px; margin: 72px auto; }
.login-form { display: grid; gap: 14px; margin-top: 20px; }
.login-form label { display: grid; gap: 6px; color: var(--muted); font-size: 14px; }
.login-form input {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px; color: var(--text);
  font: inherit; padding: 10px 12px;
}
.login-form input:focus { outline: none; border-color: var(--accent); }
.login-form .btn { padding: 11px 14px; margin-top: 4px; }