:root {
  --bg: #f7f7f5;
  --card: #ffffff;
  --ink: #1d1d1f;
  --muted: #6b6b70;
  --line: #e3e3e0;
  --accent: #2b5c4f;
  --accent-ink: #ffffff;
  --warn: #9a5b00;
  --ok: #2b6a3f;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
}
header, main, footer { max-width: 880px; margin: 0 auto; padding: 0 20px; }
header { padding-top: 32px; }
h1 { margin: 0 0 4px; font-size: 28px; }
.sub { color: var(--muted); margin: 0 0 18px; max-width: 64ch; }
.tagline { color: var(--muted); margin: 4px 0 18px; max-width: 64ch; font-size: 15px; line-height: 1.5; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px; margin: 0 0 18px; }
label { display: block; font-weight: 600; font-size: 14px; margin: 12px 0 6px; }
input[type="text"], input[type="password"], textarea {
  width: 100%; font: inherit; padding: 9px 11px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink);
}
textarea { resize: vertical; }
.row { display: flex; align-items: center; gap: 14px; margin-top: 14px; flex-wrap: wrap; }

button.primary { background: var(--accent); color: var(--accent-ink); border: 0; padding: 10px 18px; border-radius: 8px; font: inherit; font-weight: 600; cursor: pointer; }
button.ghost { background: #fff; border: 1px solid var(--line); padding: 8px 14px; border-radius: 8px; font: inherit; cursor: pointer; }
button.small { padding: 5px 10px; font-size: 13px; }
button:disabled { opacity: 0.45; cursor: default; }
.muted { color: var(--muted); font-size: 14px; }
.hidden { display: none; }

/* action bar */
.actionbar { position: sticky; top: 0; z-index: 20; background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin: 0 0 14px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; box-shadow: 0 2px 10px rgba(0,0,0,.05); }
.worker { position: fixed; right: 18px; bottom: 18px; z-index: 40; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; box-shadow: 0 6px 20px rgba(0,0,0,.12); display: none; align-items: center; gap: 12px; }
.worker.show { display: flex; }
.worker .walk { margin: 0; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 15px; line-height: 1.15; color: var(--accent); }

/* input card */
.inputcard .pillrow { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 10px; }
.filename { font-size: 13px; color: var(--muted); }

/* ideas list */
#ideas { display: flex; flex-direction: column; gap: 10px; }
.empty { text-align: center; color: var(--muted); padding: 40px 0; }

.idea { background: var(--card); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.ihead { display: flex; align-items: center; gap: 10px; padding: 12px 14px; cursor: pointer; }
.ihead:hover { background: #f6f6f3; }
.ihead .meta { flex: 1; min-width: 0; }
.ihead h3 { margin: 0; font-size: 16px; }
.ihead .sub { margin: 2px 0 0; font-size: 14px; }
.ihead .acts { display: flex; align-items: center; gap: 6px; flex-shrink: 0; flex-wrap: wrap; justify-content: flex-end; }
.tag { font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; padding: 2px 7px; border-radius: 999px; }
.tag.generated { background: #eef5f1; color: #1f4a3c; }
.tag.imported { background: #eaf0fb; color: #274079; }
.chev { font-size: 13px; color: var(--muted); width: 14px; text-align: center; }
.ibody { padding: 4px 16px 14px; }
.idea:not(.open) .ibody { display: none; }
.del { background: none; border: 0; color: #b00020; cursor: pointer; font-size: 13px; padding: 2px 4px; }
.del:hover { text-decoration: underline; }

/* nested sub-accordions (Idea content) */
.sub { border: 1px solid var(--line); border-radius: 8px; margin-top: 10px; background: #fff; overflow: hidden; }
.sub-head { display: flex; align-items: center; gap: 8px; padding: 9px 12px; cursor: pointer; }
.sub-head:hover { background: #f7f7f4; }
.sub-head .lbl { font-weight: 600; font-size: 14px; }
.sub-head .dl { margin-left: auto; display: flex; gap: 6px; }
.sub-body { padding: 2px 12px 12px; }
.sub:not(.open) .sub-body { display: none; }

/* stress block */
.stress { margin-top: 10px; border: 1px solid #e6dcc4; border-radius: 8px; background: #fffdf6; overflow: hidden; }
.stress-head { display: flex; align-items: center; gap: 8px; padding: 9px 12px; }
.stress-head .lbl { font-weight: 600; font-size: 14px; }
.stress-head.clickable { cursor: pointer; }
.stress-head.clickable:hover { background: #fbf6ea; }
.status { font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; padding: 2px 7px; border-radius: 999px; }
.status.notrun { background: #f0f0ec; color: var(--muted); }
.status.done { background: #eef5f1; color: #1f4a3c; }
.stress-body, .stress-note { padding: 2px 12px 12px; }
.stress:not(.open) .stress-body { display: none; }

/* content blocks */
.block h4 { margin: 8px 0 2px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.03em; color: var(--accent); }
.block p { margin: 0; white-space: pre-wrap; }
ul { margin: 4px 0; padding-left: 22px; }
ul.rubric li, ul.checklist li { margin: 3px 0; }
ul.checklist { list-style: none; padding-left: 2px; }
ul.checklist li.ok { color: var(--ok); }
ul.checklist li.warn { color: var(--warn); }
.angle { color: var(--muted); font-style: italic; }
.disclaimer { font-size: 12px; color: var(--muted); margin-top: 10px; font-style: italic; line-height: 1.5; }

/* overlays */
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,.45); align-items: center; justify-content: center; z-index: 50; padding: 20px; display: none; }
.overlay:not([hidden]) { display: flex; }
.overlay .card { max-width: 560px; width: 100%; }
.overlay ul { margin: 8px 0 14px; }

footer { padding: 24px 20px 40px; }
@media (max-width: 600px) { .ihead .acts { width: 100%; } }