:root {
    --bg: #0c0a08;
    --panel: #151210;
    --panel-2: #1d1916;
    --line: #2a241f;
    --ink: #ede4d3;
    --dim: #8a7d6a;
    --amber: #e8a33d;
    --amber-dim: #b07a28;
    --green: #7bc47f;
    --red: #d96c5f;
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  body {
    background: var(--bg);
    background-image:
      radial-gradient(circle at 20% 0%, rgba(232,163,61,0.06), transparent 45%),
      radial-gradient(circle at 80% 100%, rgba(123,196,127,0.04), transparent 50%);
    color: var(--ink);
    font-family: 'IBM Plex Mono', monospace;
    min-height: 100vh;
    padding: 48px 20px;
    -webkit-font-smoothing: antialiased;
  }
  .wrap { max-width: 720px; margin: 0 auto; }
  header { margin-bottom: 36px; }
  .brand {
    font-family: 'Fraunces', serif;
    font-size: 42px;
    font-weight: 600;
    letter-spacing: -1px;
    line-height: 1;
  }
  .brand .dot { color: var(--amber); }
  .tag {
    margin-top: 10px;
    color: var(--dim);
    font-size: 13px;
    letter-spacing: 0.02em;
  }
  .tag b { color: var(--green); font-weight: 600; }

  .adder {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 20px;
    margin-bottom: 28px;
  }
  .row { display: flex; gap: 12px; flex-wrap: wrap; }
  label { display: block; font-size: 11px; color: var(--dim); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 7px; }
  input, select {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: 9px;
    color: var(--ink);
    font-family: inherit;
    font-size: 14px;
    padding: 11px 13px;
    outline: none;
    transition: border-color .15s;
  }
  input:focus, select:focus { border-color: var(--amber-dim); }
  input::placeholder { color: #5a5044; }
  .field { flex: 1; min-width: 0; }
  .field.sm { flex: 0 0 96px; }
  .advanced { margin-top: 14px; display: none; }
  .advanced.open { display: block; }
  .secret-field { margin-top: 14px; }

  .controls { display: flex; align-items: center; justify-content: space-between; margin-top: 16px; gap: 12px; }
  .toggle-adv {
    background: none; border: none; color: var(--dim); font-family: inherit;
    font-size: 12px; cursor: pointer; padding: 4px 0; letter-spacing: .04em;
  }
  .toggle-adv:hover { color: var(--amber); }
  button.add {
    background: var(--amber);
    color: #1a1206;
    border: none;
    border-radius: 9px;
    font-family: inherit;
    font-weight: 700;
    font-size: 14px;
    padding: 11px 22px;
    cursor: pointer;
    letter-spacing: .02em;
    transition: transform .08s, background .15s;
  }
  button.add:hover { background: #f2b556; }
  button.add:active { transform: translateY(1px); }

  .qr-btn {
    background: var(--panel-2);
    border: 1px solid var(--line);
    color: var(--ink);
    border-radius: 9px;
    font-family: inherit;
    font-size: 12.5px;
    padding: 10px 15px;
    cursor: pointer;
    letter-spacing: .02em;
    transition: border-color .15s, color .15s;
    display: inline-flex;
    align-items: center;
    gap: 7px;
  }
  .qr-btn:hover { border-color: var(--amber-dim); color: var(--amber); }
  .left-controls { display: flex; align-items: center; gap: 14px; }
  .adder { transition: border-color .15s, background .15s; }
  .adder.drag { border-color: var(--amber); background: var(--panel-2); }
  .adder.drag * { pointer-events: none; }

  .err { color: var(--red); font-size: 12.5px; margin-top: 10px; min-height: 1em; }

  .accounts { display: flex; flex-direction: column; gap: 12px; }
  .card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 18px 20px;
    display: flex;
    align-items: center;
    gap: 18px;
    position: relative;
    overflow: hidden;
  }
  .card .meta { flex: 1; min-width: 0; }
  .issuer { font-size: 15px; font-weight: 600; }
  .account-name { font-size: 12px; color: var(--dim); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .code {
    font-size: 34px;
    font-weight: 600;
    letter-spacing: 4px;
    cursor: pointer;
    user-select: none;
    transition: color .15s;
    font-variant-numeric: tabular-nums;
  }
  .code:hover { color: var(--amber); }
  .code.copied { color: var(--green); }
  .code .pair { margin-right: 8px; }

  .ring { width: 40px; height: 40px; flex: 0 0 40px; transform: rotate(-90deg); }
  .ring circle { fill: none; stroke-width: 4; }
  .ring .track { stroke: var(--line); }
  .ring .prog { stroke: var(--amber); stroke-linecap: round; transition: stroke-dashoffset 1s linear, stroke .3s; }

  .del {
    position: absolute; top: 10px; right: 12px;
    background: none; border: none; color: #4a4238; cursor: pointer;
    font-size: 16px; line-height: 1; padding: 4px;
  }
  .del:hover { color: var(--red); }

  .empty { color: var(--dim); text-align: center; padding: 40px 0 12px; font-size: 13px; }

  .footnote { margin-top: 32px; color: #5a5044; font-size: 11.5px; line-height: 1.7; }
  .footnote code { color: var(--amber-dim); }