:root {
  --bg0: #0b1220;
  --bg1: #121a2b;
  --bg2: #1a2438;
  --line: rgba(148, 163, 184, 0.22);
  --text: #e8eef9;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent2: #0ea5e9;
  --danger: #f87171;
  --ok: #4ade80;
  --radius: 14px;
  --font: "Segoe UI", "PT Root UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(14, 165, 233, 0.18), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, rgba(56, 189, 248, 0.12), transparent 50%),
    linear-gradient(180deg, var(--bg0), #071018 80%);
}

.hidden { display: none !important; }
.muted { color: var(--muted); }
.error { color: var(--danger); min-height: 1.2em; }
.hint { color: var(--muted); font-size: 0.9rem; line-height: 1.45; }
code {
  background: rgba(15, 23, 42, 0.7);
  padding: 0.1rem 0.35rem;
  border-radius: 6px;
  font-size: 0.86em;
}

.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}
.login-card, .top, .panel, .save-bar {
  background: rgba(18, 26, 43, 0.88);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
}
.login-card {
  width: min(420px, 100%);
  padding: 1.5rem;
  display: grid;
  gap: 0.85rem;
}
.login-card h1, .top h1 { margin: 0; letter-spacing: -0.03em; }

#app-view {
  max-width: 980px;
  margin: 0 auto;
  padding: 1.25rem 1rem 7rem;
  display: grid;
  gap: 1rem;
}

.top {
  padding: 1.1rem 1.25rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}
.top-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.tabs {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.tabs button {
  border: 1px solid var(--line);
  background: rgba(15, 23, 42, 0.55);
  color: var(--muted);
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  cursor: pointer;
}
.tabs button.active {
  color: #031525;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-color: transparent;
  font-weight: 600;
}

.panel {
  padding: 1.25rem;
  display: grid;
  gap: 0.9rem;
}
label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.92rem;
}
label.row {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  grid-template-columns: none;
}
input[type="text"], input[type="url"], input[type="password"], input[type="number"], textarea, select {
  width: 100%;
  border: 1px solid var(--line);
  background: #0a1220;
  color: var(--text);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  font: inherit;
}
textarea { resize: vertical; }
fieldset {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.85rem 1rem;
  display: grid;
  gap: 0.55rem;
}
legend { padding: 0 0.35rem; color: var(--muted); }

button {
  border: 0;
  border-radius: 10px;
  padding: 0.65rem 1rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #031525;
}
button.secondary {
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent);
  border: 1px solid rgba(56, 189, 248, 0.35);
}
button.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
}
button.danger {
  background: rgba(248, 113, 113, 0.15);
  color: var(--danger);
  border: 1px solid rgba(248, 113, 113, 0.35);
}

.grid.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
}
.stat {
  background: rgba(10, 18, 32, 0.8);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.85rem;
}
.stat .k { color: var(--muted); font-size: 0.8rem; }
.stat .v { font-size: 1.15rem; margin-top: 0.25rem; word-break: break-word; }
.stat .v.ok { color: var(--ok); }
.stat .v.bad { color: var(--danger); }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
@media (max-width: 700px) {
  .grid-2 { grid-template-columns: 1fr; }
}

.logs {
  margin: 0;
  max-height: 360px;
  overflow: auto;
  background: #070d18;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.85rem;
  font-size: 0.78rem;
  line-height: 1.45;
  white-space: pre-wrap;
}

.save-bar {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 1rem;
  width: min(980px, calc(100% - 2rem));
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1rem;
  z-index: 20;
}
.row-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }