:root {
  --bg: #054f5b;
  --card: #0a3f4a;
  --line: #2f7482;
  --text: #ffffff;
  --muted: #a9cdd3;
  --tan: #e1b77f;
  --coral: #f58460;
  --navy: #10406e;
  --green: #4aa172;
  --bad: #ff8a80;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}
.wrap { max-width: 560px; margin: 0 auto; padding: 20px 16px 48px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.muted { color: var(--muted); }
h1, h2 { margin: 0 0 .5rem; }
textarea, input[type=password] {
  width: 100%; padding: 14px; border-radius: 12px; border: 1px solid var(--line);
  background: #06323b; color: var(--text); font: inherit;
}
textarea { resize: none; height: 150px; font-size: 1.1rem; }
button {
  font: inherit; font-weight: 700; cursor: pointer; border: 0; border-radius: 12px;
  padding: 14px 20px; background: var(--tan); color: #3a2a10;
}
button.secondary { background: transparent; color: var(--text); border: 1px solid var(--line); }
button.danger { background: transparent; color: var(--bad); border: 1px solid var(--bad); }
button:disabled { opacity: .45; cursor: not-allowed; }
.error { color: var(--bad); margin-top: 10px; min-height: 1.2em; }
.hidden { display: none !important; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }