/* ---------------------------------------------------------------------
   Hestia Dashboard — visual identity
   Palette: graphite/navy surface, teal-cyan "active" accent, amber "warn",
   red "danger". Space Grotesk for UI chrome, JetBrains Mono for anything
   that is literally server data (domains, IPs, usage figures, passwords).
   Signature: rack-panel sidebar with port-style numbering + status LEDs.
--------------------------------------------------------------------- */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg: #12161c;
  --surface: #1a2029;
  --surface-alt: #212934;
  --surface-raised: #262f3a;
  --border: #2a3340;
  --text: #e6e9ee;
  --text-dim: #8b96a5;
  --text-faint: #5b6675;
  --accent: #4fd1c5;
  --accent-dim: #2f7d76;
  --warn: #f0b429;
  --danger: #e8615d;
  --danger-dim: #7a3634;
  --radius: 8px;
  --font-ui: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }

::selection { background: var(--accent-dim); color: #fff; }

/* ---------------- Login screen ---------------- */

.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 20% 20%, rgba(79,209,197,0.08), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(240,180,41,0.05), transparent 40%),
    var(--bg);
}

.login-card {
  width: 360px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.login-mark { display: flex; gap: 6px; margin-bottom: 18px; }
.login-mark .dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--accent);
  opacity: 0.9;
}
.login-mark .dot:nth-child(2) { background: var(--warn); }
.login-mark .dot:nth-child(3) { background: var(--danger); }

.login-card h1 { font-size: 22px; margin: 0 0 4px; letter-spacing: -0.02em; }
.login-sub { color: var(--text-dim); font-size: 13px; margin: 0 0 24px; }

.login-card form { display: flex; flex-direction: column; gap: 6px; }
.login-card label { font-size: 12px; color: var(--text-dim); margin-top: 10px; }
.login-card input {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 14px;
}
.login-card input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn-block { width: 100%; margin-top: 18px; }

/* ---------------- App shell ---------------- */

.shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

.rack {
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 22px 0;
  display: flex;
  flex-direction: column;
}

.rack-brand {
  padding: 0 20px 18px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 10px;
}
.rack-brand .name { font-weight: 700; font-size: 16px; letter-spacing: -0.02em; }
.rack-brand .host {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 4px;
  word-break: break-all;
}
.conn-led { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); margin-right: 6px; box-shadow: 0 0 6px var(--accent); }

.rack-nav { list-style: none; margin: 0; padding: 0; flex: 1; }
.rack-nav li { position: relative; }
.rack-nav button {
  all: unset;
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 11px 20px;
  cursor: pointer;
  color: var(--text-dim);
  font-size: 13.5px;
  border-left: 2px solid transparent;
}
.rack-nav .port {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  width: 20px;
}
.rack-nav button:hover { color: var(--text); background: var(--surface-alt); }
.rack-nav li.active button {
  color: var(--text);
  border-left-color: var(--accent);
  background: var(--surface-alt);
}
.rack-nav li.active .port { color: var(--accent); }

.rack-foot { padding: 16px 20px 0; border-top: 1px solid var(--border); margin-top: 10px; }
.rack-foot a, .rack-foot button.linklike {
  all: unset; cursor: pointer;
  font-size: 12.5px; color: var(--text-dim);
}
.rack-foot a:hover, .rack-foot button.linklike:hover { color: var(--text); }

.main {
  padding: 28px 36px 60px;
  max-width: 980px;
}

.topline {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 22px;
}
.topline h2 { margin: 0; font-size: 20px; letter-spacing: -0.02em; }
.topline .sub { color: var(--text-dim); font-size: 13px; }

.panel { display: none; }
.panel.active { display: block; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.card h3 { margin: 0 0 4px; font-size: 15px; }
.card .panel-desc { color: var(--text-dim); font-size: 12.5px; margin: 0 0 18px; max-width: 640px; line-height: 1.5; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }

.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; }
.field label { font-size: 12px; color: var(--text-dim); }
.field .hint { font-size: 11px; color: var(--text-faint); }

input[type=text], input[type=password], input[type=email], select {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 11px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  width: 100%;
}
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

.form-actions { display: flex; align-items: center; gap: 12px; margin-top: 6px; }

.btn {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  padding: 9px 16px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface-raised);
  color: var(--text);
  cursor: pointer;
}
.btn:hover { border-color: var(--text-faint); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #0a1613; }
.btn-primary:hover { background: #63dbd0; }
.btn-danger { background: transparent; border-color: var(--danger-dim); color: var(--danger); }
.btn-danger:hover { background: rgba(232,97,93,0.1); }
.btn-warn { background: transparent; border-color: var(--warn); color: var(--warn); }
.btn-warn:hover { background: rgba(240,180,41,0.1); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn[disabled] { opacity: 0.5; cursor: wait; }

.result-msg { font-size: 12.5px; margin-top: 10px; padding: 10px 12px; border-radius: 6px; display: none; }
.result-msg.show { display: block; }
.result-msg.ok { background: rgba(79,209,197,0.1); color: var(--accent); border: 1px solid var(--accent-dim); }
.result-msg.err { background: rgba(232,97,93,0.1); color: var(--danger); border: 1px solid var(--danger-dim); }
.result-msg code { font-family: var(--font-mono); background: rgba(255,255,255,0.06); padding: 1px 5px; border-radius: 4px; }

.alert { padding: 10px 14px; border-radius: 6px; font-size: 13px; margin-bottom: 14px; }
.alert-error { background: rgba(232,97,93,0.12); color: var(--danger); border: 1px solid var(--danger-dim); }

table.data { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 13px; }
table.data th {
  text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--text-faint); border-bottom: 1px solid var(--border); padding: 8px 10px;
}
table.data td { padding: 9px 10px; border-bottom: 1px solid var(--border); font-family: var(--font-mono); font-size: 12.5px; }
table.data tr:hover td { background: var(--surface-alt); }

.status-led { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 6px; }
.status-led.active { background: var(--accent); box-shadow: 0 0 5px var(--accent); }
.status-led.suspended { background: var(--warn); box-shadow: 0 0 5px var(--warn); }

.usage-bar-track { background: var(--surface-alt); border-radius: 4px; height: 8px; overflow: hidden; margin-top: 6px; }
.usage-bar-fill { height: 100%; background: var(--accent); }
.usage-bar-fill.high { background: var(--warn); }
.usage-bar-fill.critical { background: var(--danger); }

.stat-card {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 16px;
}
.stat-card .label { font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.04em; }
.stat-card .value { font-family: var(--font-mono); font-size: 20px; margin-top: 6px; }

.toolbar { display: flex; gap: 10px; align-items: flex-end; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar .field { margin-bottom: 0; min-width: 200px; }

@media (max-width: 800px) {
  .shell { grid-template-columns: 1fr; }
  .rack { display: none; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}