:root {
  --bg: #0e1116;
  --card: #171c24;
  --border: #262d39;
  --text: #e6e9ef;
  --muted: #8b93a3;
  --accent: #4f9cf7;
  --ok: #3fbf7f;
  --warn: #e5b93c;
  --bad: #e0655f;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 32px 20px;
}

header { max-width: 1080px; margin: 0 auto 28px; }
h1 { font-size: 22px; font-weight: 650; letter-spacing: -0.01em; }
#updated { color: var(--muted); font-size: 13px; margin-top: 4px; }

#grid {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 18px 16px;
}

.card.error { border-color: #5a3230; }
.card.no_cred { opacity: 0.6; }

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
}
.card-head h2 { font-size: 16px; font-weight: 600; }

.state {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.state.ok { color: var(--ok); }
.state.error { color: var(--bad); }
.state.no_cred { color: var(--warn); }
.bar-fill.nolimit { background: #3a4590; }
.window { margin-bottom: 12px; }
.window:last-child { margin-bottom: 0; }

.window-label {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  margin-bottom: 6px;
}
.window-label .amounts { color: var(--muted); }

.bar {
  height: 8px;
  background: #232a35;
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 6px;
}
.bar-fill {
  height: 100%;
  border-radius: 99px;
  background: var(--accent);
  transition: width 0.4s ease;
}
.bar-fill.warn { background: var(--warn); }
.bar-fill.bad { background: var(--bad); }
.bar-fill.nolimit { background: #3a4references.90; background: #3a4590; }

.meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--muted);
}

.detail { font-size: 12px; color: var(--warn); margin-top: 4px; }

.balances { list-style: none; }
.balances li {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  padding: 6px 0;
}
.balances li span:first-child { color: var(--muted); }

footer {
  max-width: 1080px;
  margin: 40px auto 0;
  color: var(--muted);
  font-size: 11px;
}

@media (prefers-reduced-motion: reduce) {
  .bar-fill { transition: none; }
}

.google-btn {
  display: inline-block;
  background: #fff;
  color: #1f1f1f;
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 550;
  text-decoration: none;
  border: 1px solid #dadce0;
}

.hidden { display: none; }

nav { display: flex; gap: 8px; margin-top: 14px; }

.tab {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 8px;
  padding: 6px 14px;
  font-size: 13px;
  cursor: pointer;
}
.tab.active {
  color: var(--text);
  border-color: var(--accent);
}

#keys-panel {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 16px;
  align-items: start;
}
@media (max-width: 720px) { #keys-panel { grid-template-columns: 1fr; } }

.keys-form label { display: block; font-size: 13px; color: var(--muted); margin: 10px 0 4px; }
.keys-form input, .keys-form select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 14px;
}
.keys-form button {
  margin-top: 14px;
  background: var(--accent);
  border: none;
  color: #fff;
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 14px;
  cursor: pointer;
}

.key-card { margin-bottom: 12px; }
.key-card .card-head div { display: flex; gap: 8px; align-items: center; }

.mini {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 11px;
  cursor: pointer;
}
.mini:hover { color: var(--text); }
.mini.danger:hover { color: var(--bad); border-color: var(--bad); }

.exp { font-size: 12px; color: var(--muted); }
.exp-ok { color: var(--ok); }
.exp-warn { color: var(--warn); }
.exp-bad { color: var(--bad); }