:root {
  --bg: #f6f5f2; --card: #fff; --ink: #1d1d1f; --muted: #6e6e73; --line: #e4e2dc;
  --accent: #1f5eff; --accent-ink: #fff; --ok: #1a7f37; --warn: #9a6700; --err: #c62828; --you: #fff1d6; --agent: #e7efff;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #151516; --card: #1f1f21; --ink: #f2f2f2; --muted: #a1a1a6; --line: #333336;
    --accent: #5b8cff; --you: #4a3a14; --agent: #1d2a4a; --ok: #56c271; --warn: #e3b341; --err: #ff6b6b; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
.top { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; max-width: 820px; margin: 0 auto; }
.brand { font-weight: 700; color: var(--ink); text-decoration: none; }
main { max-width: 820px; margin: 0 auto; padding: 0 16px 48px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; margin: 0 0 14px; }
.card.narrow { max-width: 420px; margin: 40px auto; }
.card.alert { border-color: var(--err); }
h1 { font-size: 22px; margin: 0 0 6px; } h2 { font-size: 18px; margin: 0 0 12px; }
.title { display: flex; justify-content: space-between; gap: 12px; align-items: start; }
.muted { color: var(--muted); } .err { color: var(--err); } .ok { color: var(--ok); font-weight: 600; } .warn { color: var(--warn); }
.pre { white-space: pre-wrap; }
label { display: block; font-weight: 600; margin: 0 0 12px; }
input, textarea, select { display: block; width: 100%; margin-top: 6px; padding: 10px 12px; font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 10px; }
button { font: inherit; padding: 10px 16px; border-radius: 10px; border: 1px solid var(--line); background: var(--card); color: var(--ink); cursor: pointer; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; width: 100%; margin-top: 8px; }
button.link { border: 0; background: none; color: var(--muted); padding: 4px; }
.row { display: flex; gap: 8px; flex-wrap: wrap; }
form + form { margin-top: 14px; }
.chip { font-size: 13px; padding: 3px 10px; border-radius: 999px; white-space: nowrap; }
.chip.you { background: var(--you); } .chip.agent { background: var(--agent); } .chip.warn { background: var(--err); color: #fff; }
.videos, .items, .comps, .history { list-style: none; margin: 0; padding: 0; }
.videos li { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 12px 0; border-top: 1px solid var(--line); }
.videos a { color: var(--ink); text-decoration: none; display: flex; flex-direction: column; }
.videos .t { font-weight: 600; } .videos .meta { color: var(--muted); font-size: 14px; }
.items li { padding: 8px 0; border-top: 1px solid var(--line); display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.kind { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); min-width: 86px; }
.steps { list-style: none; padding: 0; margin: 14px 0 0; display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; font-size: 12px; color: var(--muted); }
.steps li { display: flex; flex-direction: column; gap: 4px; }
.steps span { display: block; height: 6px; border-radius: 3px; background: var(--line); font-size: 0; }
.steps .done span { background: var(--ok); } .steps .cur span { background: var(--accent); } .steps .cur { color: var(--ink); font-weight: 600; }
@media (max-width: 560px) { .steps li { font-size: 0; } .steps .cur { font-size: 12px; grid-column: span 7; order: 9; } }
.kv { display: grid; grid-template-columns: 110px 1fr; gap: 6px 12px; margin: 0 0 14px; } .kv dt { color: var(--muted); } .kv dd { margin: 0; white-space: pre-wrap; }
.comps li { padding: 12px 0; border-top: 1px solid var(--line); }
.comps li.na { opacity: .75; }
.comp .q { font-weight: 600; margin-bottom: 6px; }
.comp .grid { display: grid; grid-template-columns: 170px 1fr; gap: 8px; }
.comp .grid select, .comp .grid input, .comp > input { margin-top: 0; }
.comp > input { margin-top: 8px; font-size: 14px; }
@media (max-width: 560px) { .comp .grid { grid-template-columns: 1fr; } .kv { grid-template-columns: 1fr; } }
.history li { font-size: 14px; padding: 4px 0; }
details summary { cursor: pointer; font-weight: 600; }
code { background: var(--bg); padding: 2px 6px; border-radius: 6px; font-size: 14px; word-break: break-all; }