:root {
  --bg: #f6f5f2; --card: #ffffff; --text: #1b1b1a; --muted: #6b6a66; --line: #e4e2dc;
  --accent: #2f5bea; --accent-ink: #ffffff; --tag: #eef1fd; --tag-ink: #2f4cb8;
  --err: #c0392b; --ok: #1f8a4c; --row: #faf9f7;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141413; --card: #1d1d1c; --text: #ecebe8; --muted: #9c9a95; --line: #2e2e2c;
    --accent: #6d8cff; --accent-ink: #0e0e0d; --tag: #232a44; --tag-ink: #aebdff;
    --err: #ff7b6b; --ok: #4cc683; --row: #222221;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.55 Inter, system-ui, sans-serif; }
.wrap { max-width: 680px; margin: 0 auto; padding: 56px 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 32px; }
.center { text-align: center; }
h1 { font-size: 28px; margin: 4px 0 12px; letter-spacing: -0.02em; }
h2 { font-size: 21px; font-weight: 600; line-height: 1.4; margin: 20px 0 18px; letter-spacing: -0.01em; }
.eyebrow { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 0; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
label { display: block; font-size: 14px; font-weight: 500; margin: 18px 0 0; }
input, textarea, select {
  display: block; width: 100%; margin-top: 6px; padding: 12px 14px; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--line); border-radius: 10px; outline: none;
}
input:focus, textarea:focus { border-color: var(--accent); }
textarea { resize: vertical; min-height: 160px; }
.btn {
  margin-top: 22px; padding: 12px 22px; font: inherit; font-weight: 600; border: 0; border-radius: 10px;
  background: var(--accent); color: var(--accent-ink); cursor: pointer;
}
.btn:disabled { opacity: .5; cursor: default; }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.err { color: var(--err); font-size: 14px; margin: 12px 0 0; }
.row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.row .btn { margin-top: 18px; }
.qhead { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.tag { font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 999px; background: var(--tag); color: var(--tag-ink); }
.bar { height: 4px; background: var(--line); border-radius: 4px; margin-top: 14px; overflow: hidden; }
.bar > div { height: 100%; background: var(--accent); transition: width .3s ease; }
.tick { width: 56px; height: 56px; margin: 0 auto 8px; border-radius: 50%; display: grid; place-items: center; font-size: 28px; color: var(--ok); background: color-mix(in srgb, var(--ok) 14%, transparent); }
@media (max-width: 520px) { .card { padding: 22px; } .wrap { padding: 24px 16px; } .row .muted { display: none; } }
.row .btn.ghost { margin-right: auto; }
.row .muted { flex: 1; text-align: center; }
#rv-list { margin-top: 18px; display: grid; gap: 8px; }
.rv-item {
  display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; text-align: left; width: 100%;
  font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line);
  border-radius: 10px; padding: 12px 14px; cursor: pointer;
}
.rv-item:hover { border-color: var(--accent); }
.rv-q { grid-column: 1; grid-row: 1; font-size: 13px; color: var(--muted); }
.rv-a { grid-column: 1; grid-row: 2; white-space: pre-wrap; overflow-wrap: anywhere; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.rv-edit { grid-column: 2; grid-row: 1 / span 2; align-self: center; font-size: 13px; font-weight: 600; color: var(--accent); }
.rv-item.missing { border-color: var(--err); }
.rv-item.missing .rv-a { color: var(--err); font-style: italic; }