:root {
  color-scheme: dark;
  --bg: #0c091c;
  --card: #171428;
  --line: rgba(255, 255, 255, 0.08);
  --text: #f5f4fb;
  --muted: #a39ebc;
  --accent: #6c5ce7;
  --accent-2: #8577f0;
  --danger: #ff6b7a;
  --ok: #3dd68c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

button, input, textarea {
  font: inherit;
  color: inherit;
}

#app {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

h1 {
  margin: 0 0 8px;
  font-size: 28px;
  letter-spacing: -0.03em;
}

h2 {
  margin: 0 0 8px;
  font-size: 18px;
}

p { line-height: 1.5; }

.muted { color: var(--muted); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  margin-top: 16px;
}

label {
  display: block;
  margin: 14px 0 6px;
  font-size: 13px;
  color: var(--muted);
}

input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #100e1d;
  border-radius: 10px;
  padding: 12px 14px;
}

textarea { min-height: 120px; resize: vertical; }

input[readonly] { opacity: 0.8; }

.row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.row > * { flex: 1; }

button {
  border: 0;
  border-radius: 10px;
  padding: 12px 16px;
  background: var(--accent);
  cursor: pointer;
  font-weight: 600;
}

button:hover { background: var(--accent-2); }

button.secondary {
  background: transparent;
  border: 1px solid var(--line);
}

button.danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid rgba(255, 107, 122, 0.4);
  padding: 8px 12px;
}

button:disabled { opacity: 0.6; cursor: default; }

.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.stat {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.member {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.member small { color: var(--muted); }

.error {
  color: var(--danger);
  margin-top: 12px;
}

.ok { color: var(--ok); }

.note {
  background: rgba(108, 92, 231, 0.12);
  border-radius: 12px;
  padding: 12px 14px;
  color: var(--muted);
  margin-top: 12px;
}

a { color: var(--accent-2); }