:root {
  --bg: #081019;
  --panel: rgba(16, 24, 39, 0.92);
  --panel-2: rgba(20, 29, 47, 0.94);
  --text: #e6edf7;
  --muted: #92a2bb;
  --accent: #69dbcf;
  --accent-2: #f7c873;
  --line: rgba(255,255,255,0.08);
  --blue: #5ba8ff;
  --green: #59d6a9;
  --yellow: #f2c14e;
  --purple: #a88bff;
  --red: #ff7a7a;
  --header-height: 50px;
}

* { box-sizing: border-box; }
html, body { overflow-x: hidden; }
body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(105,219,207,0.14), transparent 28%),
    radial-gradient(circle at top right, rgba(168,139,255,0.11), transparent 30%),
    linear-gradient(180deg, #050b12, var(--bg));
  min-height: 100vh;
  padding-top: var(--header-height);
}

a { color: inherit; text-decoration: none; }
.shell { max-width: 1600px; margin: 0 auto; padding: 24px 20px 60px; }
.app-shell { min-height: calc(100vh - var(--header-height)); }
.app-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  height: var(--header-height);
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(6, 12, 19, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
}
.app-header__brand {
  display: flex;
  align-items: center;
  min-width: 0;
}
.app-header__logo {
  font-weight: 800;
  letter-spacing: -0.03em;
  white-space: nowrap;
}
.app-header__nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  min-width: 0;
}
.app-header__user {
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--muted);
  font-size: .95rem;
}
.button--sm {
  min-height: 34px;
  padding: 0 14px;
  font-size: .92rem;
}
.button--ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border: 1px solid var(--line);
}
.logout-form {
  margin: 0;
}
.monitor-menu {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding-bottom: 10px;
  margin-bottom: -10px;
}
.monitor-menu.is-open .monitor-menu__list {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}
.monitor-menu__list {
  position: absolute;
  top: calc(100% - 10px);
  left: 0;
  min-width: 220px;
  padding: 8px;
  border-radius: 5px;
  border: 1px solid var(--line);
  background: rgba(8, 16, 25, 0.98);
  box-shadow: 0 18px 60px rgba(0,0,0,0.34);
  display: grid;
  gap: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
  z-index: 1100;
}
.monitor-menu:hover .monitor-menu__list,
.monitor-menu:focus-within .monitor-menu__list {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}
.monitor-menu__list a {
  padding: 10px 12px;
  border-radius: 5px;
  color: var(--text);
  background: rgba(255,255,255,0.03);
}
.monitor-menu__list a:hover {
  background: rgba(255,255,255,0.08);
}
.app-header .button,
.app-header .button--ghost,
.app-header .button--sm,
.monitor-menu__list a {
  border-radius: 5px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 18px 60px rgba(0,0,0,0.28);
  backdrop-filter: blur(10px);
}
.auth-card { max-width: 460px; margin: 72px auto 0; }
.hero, .header-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.stack { display: grid; gap: 14px; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .16em; font-size: .76rem; margin: 0 0 10px; }
.muted { color: var(--muted); }
.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 46px; padding: 0 18px; border-radius: 999px;
  background: linear-gradient(135deg, #4d9bff, #57d8ca);
  color: #0c1117; font-weight: 700; border: 0;
}
.link { color: var(--accent-2); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-top: 20px; }
.server-tile {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px;
  display: grid;
  gap: 8px;
}
.server-tile span { color: var(--muted); font-size: .95rem; }
form p { display: grid; gap: 6px; }
input, select, textarea {
  width: 100%;
  background: #0f141a;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
}

.dashboard {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 18px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 18px 60px rgba(0,0,0,0.24);
  backdrop-filter: blur(10px);
}

.sidebar {
  padding: 18px;
  display: grid;
  gap: 16px;
  align-self: start;
}

.sidebar-title {
  display: flex;
  gap: 14px;
  align-items: center;
}

.sidebar-title h1 {
  margin: 0;
  font-size: 2rem;
}

.sidebar-title p {
  margin: 6px 0 0;
  color: var(--muted);
}

.server-mark {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(85,169,255,0.8), rgba(87,216,202,0.8));
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.18);
}

.sidebar-block h2,
.card-heading h2 {
  margin: 0 0 6px;
  font-size: 1.06rem;
}

.sidebar-block p,
.tiny {
  margin: 0;
  color: var(--muted);
}

.sidebar-actions {
  display: grid;
  gap: 10px;
}

.action-button {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.02);
  color: var(--text);
  font-weight: 600;
}

.action-button.active {
  background: linear-gradient(135deg, #4d9bff, #57d8ca);
  color: #071019;
}

.field {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.field span {
  color: var(--muted);
  font-size: .9rem;
}

.button-full {
  width: 100%;
  margin-top: 12px;
}

.network-card {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--line);
}

.network-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.network-grid div {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
}

.network-grid span {
  display: block;
  color: var(--muted);
  font-size: .8rem;
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.network-grid strong {
  font-size: .98rem;
  line-height: 1.35;
  word-break: break-word;
}

.content-area {
  display: grid;
  gap: 18px;
}

.top-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric-card {
  padding: 18px;
}

.metric-card span {
  display: block;
  font-size: .88rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.metric-card strong {
  display: block;
  font-size: 2rem;
  line-height: 1.05;
}

.metric-card small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
}

.metric-blue { border-top: 3px solid var(--blue); }
.metric-green { border-top: 3px solid var(--green); }
.metric-yellow { border-top: 3px solid var(--yellow); }
.metric-purple { border-top: 3px solid var(--purple); }

.grid-two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.chart-card,
.services-card {
  padding: 18px 18px 14px;
}

.card-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.chart-frame {
  position: relative;
  width: 100%;
  height: 280px;
  overflow: hidden;
}

.chart-frame canvas {
  position: absolute;
  inset: 0;
  width: 100% !important;
  height: 100% !important;
  display: block;
}

.services-table {
  display: grid;
  gap: 10px;
}

.services-head,
.services-row {
  display: grid;
  grid-template-columns: 1.2fr .8fr 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.services-head {
  color: var(--muted);
  font-weight: 600;
}

.services-row strong {
  font-size: 1rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  padding: 6px 12px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .92rem;
}

.badge-ok {
  background: rgba(89,214,169,0.16);
  color: #72e0b4;
}

.badge-error {
  background: rgba(255,122,122,0.14);
  color: #ff9090;
}

.badge-warn {
  background: rgba(242,193,78,0.14);
  color: #f5cf74;
}

@media (max-width: 720px) {
  .hero, .header-row { flex-direction: column; align-items: flex-start; }
  .app-header {
    padding: 0 12px;
    gap: 10px;
  }
  .app-header__nav {
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
  }
  .app-header__user {
    max-width: 140px;
  }
  .monitor-menu__list {
    min-width: 200px;
  }
  .shell { padding: 16px 12px 32px; }
  .card { padding: 20px; border-radius: 20px; }
  .dashboard,
  .top-metrics,
  .grid-two {
    grid-template-columns: 1fr;
  }
  .sidebar {
    order: 2;
  }
  .content-area {
    order: 1;
  }
  .services-head,
  .services-row {
    grid-template-columns: 1fr;
  }
  .chart-frame {
    height: 240px;
  }
}