:root {
  --bg: #0f1419;
  --panel: #1a222c;
  --text: #e8eef4;
  --muted: #8b9aab;
  --line: #2a3542;
  --accent: #3d9cfd;
  --ok: #2fbf71;
  --off: #c45c5c;
  --warn: #d4a017;
  --font: "IBM Plex Sans", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: var(--font);
  background:
    radial-gradient(900px 400px at 10% -10%, #1c3350 0%, transparent 55%),
    radial-gradient(700px 300px at 100% 0%, #1a2a22 0%, transparent 50%),
    var(--bg);
  color: var(--text);
  line-height: 1.45;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.brand {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
h1 { margin: 0.15rem 0 0; font-size: 1.35rem; font-weight: 600; }
h2 { margin: 0 0 0.85rem; font-size: 1.05rem; font-weight: 600; }

.top, nav, main, footer {
  width: min(960px, calc(100% - 2rem));
  margin-inline: auto;
}
.top {
  display: flex;
  justify-content: space-between;
  align-items: end;
  padding: 1.5rem 0 0.75rem;
}
nav {
  display: flex;
  gap: 0.5rem;
  padding: 0.5rem 0 1rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1rem;
}
nav a {
  color: var(--muted);
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
}
nav a.on, nav a:hover {
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
}

.panel {
  background: color-mix(in srgb, var(--panel) 92%, black);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.1rem 1.2rem;
  margin-bottom: 1rem;
}
.status-row {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
}
.pill {
  display: inline-block;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}
.pill.ok { background: color-mix(in srgb, var(--ok) 25%, transparent); color: #9be7bc; }
.pill.off { background: color-mix(in srgb, var(--off) 25%, transparent); color: #f0a8a8; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem;
  margin: 0 0 1rem;
}
.grid dt { color: var(--muted); font-size: 0.78rem; }
.grid dd { margin: 0.15rem 0 0; font-weight: 500; }

.actions { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.meta, .hint { color: var(--muted); font-size: 0.9rem; }
.hint { margin-top: 0; }

button, .ghost {
  appearance: none;
  border: 1px solid transparent;
  background: var(--accent);
  color: #041018;
  font: inherit;
  font-weight: 600;
  padding: 0.55rem 1rem;
  border-radius: 7px;
  cursor: pointer;
}
button:hover { filter: brightness(1.08); }
button.ghost, .ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}
button.danger { background: var(--off); color: #fff; }
.danger-text { color: #f0a8a8 !important; border-color: color-mix(in srgb, var(--off) 40%, var(--line)) !important; }
form.inline { margin: 0; }

.log {
  margin: 0;
  padding: 0.85rem 1rem;
  background: #0b1015;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: auto;
  max-height: 280px;
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.4;
  white-space: pre-wrap;
  word-break: break-word;
}
.log.tall { max-height: 62vh; }

.flash {
  width: min(960px, calc(100% - 2rem));
  margin: 0 auto 1rem;
  padding: 0.7rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--line);
}
.flash.ok { background: color-mix(in srgb, var(--ok) 18%, transparent); }
.flash.error { background: color-mix(in srgb, var(--off) 18%, transparent); }

footer {
  padding: 1.5rem 0 2rem;
  color: var(--muted);
  font-size: 0.8rem;
}

body.auth {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 1rem;
}
.login-box {
  width: min(380px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.5rem;
}
.login-box label {
  display: block;
  margin: 1rem 0;
  color: var(--muted);
  font-size: 0.85rem;
}
.login-box input[type=password] {
  display: block;
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.65rem 0.75rem;
  border-radius: 7px;
  border: 1px solid var(--line);
  background: #0b1015;
  color: var(--text);
  font: inherit;
}
.login-box button { width: 100%; margin-top: 0.5rem; }

@media (max-width: 560px) {
  .row-between { flex-direction: column; align-items: flex-start; }
}

.mail-form label { display: block; margin: 0.75rem 0; color: var(--muted); font-size: 0.9rem; }
.mail-form label.check { color: var(--text); display: flex; gap: 0.55rem; align-items: flex-start; }
.mail-form input[type=text], .mail-form select {
  display: block; width: 100%; margin-top: 0.35rem;
  padding: 0.55rem 0.7rem; border-radius: 7px;
  border: 1px solid var(--line); background: #0b1015; color: var(--text); font: inherit;
}
.mail-form code { color: #9be7bc; }