:root {
  --bg: #070a0f;
  --bg-glow: #0d1a2b;
  --panel: #101722;
  --panel-2: #141d2a;
  --border: #1e2a3a;
  --border-soft: #182231;
  --text: #e8eef6;
  --muted: #8a9bb0;
  --accent: #3ea6ff;
  --accent-2: #6c5cff;
  --green: #3fb950;
  --amber: #e3b341;
  --red: #f85149;
  --radius: 16px;
  --shadow: 0 18px 50px rgba(0, 0, 0, .45);
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(62, 166, 255, .10), transparent 60%),
    radial-gradient(700px 500px at -10% 10%, rgba(108, 92, 255, .08), transparent 55%),
    var(--bg);
  color: var(--text);
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
a { color: var(--accent); text-decoration: none; }

/* ---------- inputs & buttons ---------- */
input[type=password],
input[type=text] {
  width: 100%;
  background: #0b121b;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 13px 15px;
  border-radius: 11px;
  font-size: 15px;
  outline: none;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
input::placeholder { color: #5f7086; }
input[type=password]:focus,
input[type=text]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(62, 166, 255, .18);
  background: #0c1520;
}
button {
  background: linear-gradient(180deg, #4cb2ff, #2f8fe6);
  color: #04121c;
  border: 0;
  padding: 13px 16px;
  border-radius: 11px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: transform .08s, filter .15s, box-shadow .15s;
  box-shadow: 0 8px 24px rgba(62, 166, 255, .22);
}
button:hover { filter: brightness(1.06); }
button:active { transform: translateY(1px); }
button.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 7px 11px;
  font-weight: 500;
  border-radius: 10px;
  font-size: 14px;
  box-shadow: none;
}
button.ghost:hover { color: var(--text); border-color: var(--accent); }
.error { color: var(--red); font-size: 13px; min-height: 16px; }

/* ---------- login ---------- */
.login {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(5, 8, 12, .72);
  backdrop-filter: blur(10px);
  z-index: 20;
}
.login-card {
  width: min(360px, 100%);
  background: linear-gradient(180deg, #121b27, #0d141d);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
  gap: 13px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.login-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}
.login-card .logo {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 6px;
  color: var(--text);
}
.login-card .logo::after { content: "."; color: var(--accent); }
.login-card p { margin: 0 0 6px; }

/* ---------- layout ---------- */
#app { max-width: 1120px; margin: 0 auto; padding: 22px 20px 72px; }

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 6px 2px 22px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 13px; }
.brand .title { font-size: 19px; font-weight: 800; letter-spacing: 4px; }
.brand .title::after { content: "."; color: var(--accent); }
.dot-live {
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(63, 185, 80, .16), 0 0 14px rgba(63, 185, 80, .55);
}
.dot-live.stale { background: var(--amber); box-shadow: 0 0 0 4px rgba(227, 179, 65, .16); }
.dot-live.down { background: var(--red); box-shadow: 0 0 0 4px rgba(248, 81, 73, .18), 0 0 14px rgba(248, 81, 73, .6); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.links { display: flex; gap: 8px; flex-wrap: wrap; }
.links a {
  font-size: 13px;
  padding: 7px 13px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  background: rgba(255, 255, 255, .02);
  transition: border-color .15s, color .15s, background .15s;
}
.links a:hover { border-color: var(--accent); color: var(--accent); background: rgba(62, 166, 255, .06); }

.grid { display: grid; gap: 14px; }
.grid.metrics { grid-template-columns: repeat(4, 1fr); }
.grid.uptime { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
.grid.two { grid-template-columns: 1fr 1fr; margin-top: 16px; }

.panel {
  background: linear-gradient(180deg, rgba(20, 29, 42, .9), rgba(16, 23, 34, .9));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-top: 16px;
}
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.panel-head h2 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--muted);
  margin: 0;
  font-weight: 700;
}

/* ---------- metric cards ---------- */
.card {
  position: relative;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 17px 18px 12px;
  overflow: hidden;
  transition: transform .12s, border-color .15s;
}
.card:hover { transform: translateY(-2px); border-color: #2a3b50; }
.card::before {
  content: "";
  position: absolute; inset: 0 0 auto 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: .55;
}
.card .label { color: var(--muted); font-size: 12.5px; letter-spacing: .02em; }
.card .value { font-size: 32px; font-weight: 800; margin-top: 4px; letter-spacing: -.02em; }
.card .value .unit { font-size: 15px; color: var(--muted); font-weight: 600; margin-left: 3px; }
.card svg { width: 100%; height: 38px; margin-top: 8px; display: block; }

/* ---------- uptime ---------- */
.utile {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 15px;
  border: 1px solid var(--border-soft);
  border-radius: 13px;
  background: var(--panel-2);
}
.utile .status { width: 10px; height: 10px; border-radius: 50%; flex: 0 0 auto; }
.status.up { background: var(--green); box-shadow: 0 0 10px rgba(63,185,80,.6); }
.status.down { background: var(--red); box-shadow: 0 0 10px rgba(248,81,73,.6); }
.status.unknown { background: var(--muted); }
.utile .name { font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.utile .meta { margin-left: auto; text-align: right; color: var(--muted); font-size: 12px; }

/* ---------- alerts ---------- */
.alerts { margin-top: 4px; }
.alert-banner {
  display: flex; align-items: center; gap: 10px;
  padding: 13px 17px;
  border-radius: 13px;
  border: 1px solid rgba(248, 81, 73, .38);
  background: rgba(248, 81, 73, .07);
  color: #ffd7d3;
  font-weight: 500;
}
.alert-banner.ok {
  border-color: rgba(63, 185, 80, .32);
  background: rgba(63, 185, 80, .06);
  color: #c7f0cd;
}
.alert-row { padding: 12px 0; border-bottom: 1px solid var(--border-soft); }
.alert-row:last-child { border-bottom: 0; }
.alert-row .sev {
  font-size: 10.5px; text-transform: uppercase; letter-spacing: .08em;
  padding: 3px 9px; border-radius: 999px; margin-right: 9px; font-weight: 700;
}
.sev.critical { background: rgba(248, 81, 73, .18); color: #ff9a92; }
.sev.warning { background: rgba(227, 179, 65, .18); color: #f0c674; }
.sev.none, .sev.unknown { background: rgba(62, 166, 255, .14); color: var(--accent); }

/* ---------- host ---------- */
#host .stat {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: 12px 0; border-bottom: 1px solid var(--border-soft);
}
#host .stat:last-of-type { border-bottom: 0; }
#host .big { font-size: 27px; font-weight: 800; }
#host .pkgs { color: var(--muted); font-size: 12.5px; margin-top: 10px; word-break: break-word; }

/* ---------- responsive ---------- */
@media (max-width: 820px) {
  .grid.metrics { grid-template-columns: repeat(2, 1fr); }
  .grid.two { grid-template-columns: 1fr; }
  #app { padding: 18px 14px 60px; }
  .topbar { gap: 10px; }
  .brand .title { font-size: 17px; letter-spacing: 3px; }
  .card .value { font-size: 28px; }
}