:root {
  --bg: #f6f1e8;
  --panel: #fffaf1;
  --ink: #24211d;
  --muted: #736a5e;
  --line: #dfd2bf;
  --accent: #583d2e;
  --accent-2: #7b5b45;
  --danger: #9b332f;
  --soft: #eadcc8;
  --shadow: 0 14px 40px rgba(62, 42, 25, .12);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-serif, Georgia, "Times New Roman", serif;
  color: var(--ink);
  background: radial-gradient(circle at top left, #fff6df, var(--bg) 42%, #efe2d0);
}
button, input, select, textarea { font: inherit; }
button {
  border: 0;
  border-radius: 999px;
  padding: .65rem 1rem;
  background: var(--accent);
  color: white;
  cursor: pointer;
  transition: transform .12s ease, opacity .12s ease;
}
button:hover { transform: translateY(-1px); }
button:disabled { opacity: .45; cursor: not-allowed; transform: none; }
button.secondary { background: var(--accent-2); }
button.ghost { background: transparent; color: var(--accent); border: 1px solid var(--line); }
button.danger { background: var(--danger); }

.app-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-end;
  padding: 2rem clamp(1rem, 3vw, 3rem) 1rem;
}
.eyebrow { margin: 0 0 .25rem; color: var(--muted); text-transform: uppercase; letter-spacing: .12em; font-size: .75rem; }
h1 { margin: 0; font-size: clamp(2rem, 5vw, 4.4rem); line-height: .95; }
.subtitle { max-width: 52rem; color: var(--muted); font-size: 1.05rem; }
.header-actions { display: flex; gap: .6rem; flex-wrap: wrap; }
.layout { padding: 0 clamp(1rem, 3vw, 3rem) 3rem; }
.panel {
  background: rgba(255, 250, 241, .9);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
}
.setup-panel { padding: 1.2rem; margin-bottom: 1rem; }
h2 { margin: 0 0 1rem; font-size: 1.25rem; }
.field-row, .filters, .settings-grid { display: grid; gap: .75rem; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #fffdf7;
  border-radius: 12px;
  padding: .65rem .75rem;
  color: var(--ink);
}
label { display: grid; gap: .3rem; color: var(--muted); font-size: .9rem; }
.meta-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: .75rem; margin: 1rem 0; }
.meta-grid div, .story-stats span {
  background: var(--soft);
  border-radius: 14px;
  padding: .7rem .8rem;
}
.meta-grid span { display:block; color: var(--muted); font-size: .8rem; }
.meta-grid strong { display:block; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
details { border-top: 1px dashed var(--line); padding-top: .8rem; }
summary { cursor: pointer; color: var(--accent); }
.settings-grid { margin-top: .8rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.settings-grid label:has(input[type="checkbox"]) { display:flex; align-items:center; gap:.5rem; color:var(--ink); }
.settings-grid input[type="checkbox"] { width:auto; }
.workspace { display: grid; grid-template-columns: minmax(310px, 42%) minmax(340px, 1fr); gap: 1rem; align-items: start; }
.sentence-bank, .story-panel { padding: 1rem; min-height: 70vh; }
.panel-title-row { display:flex; align-items:center; justify-content:space-between; gap:.75rem; }
.filter-row { display:grid; grid-template-columns: 1fr 1fr; gap:.6rem; }
.result-summary { color: var(--muted); margin: .8rem 0; }
.sentence-list, .story-list { display:grid; gap:.75rem; max-height: 67vh; overflow:auto; padding-right:.25rem; }
.sentence-card, .story-card {
  background: #fffdf7;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: .9rem;
}
.sentence-card.used { border-color: #b88d66; background:#fff7eb; }
.sentence-meta, .story-meta { color: var(--muted); font-size:.78rem; display:flex; flex-wrap:wrap; gap:.4rem; }
.sentence-text, .story-text { font-size: 1.02rem; line-height: 1.5; }
.sentence-actions { display:grid; grid-template-columns: 1fr auto; gap:.5rem; align-items:center; }
.tag-input { font-size:.85rem; }
.story-stats { display:flex; gap:.6rem; flex-wrap:wrap; margin-bottom:.8rem; color:var(--muted); }
.story-list.empty { place-items:center; min-height:180px; color: var(--muted); border: 1px dashed var(--line); border-radius:16px; padding:1rem; }
.story-card { display:grid; grid-template-columns: 1fr auto; gap:.75rem; }
.story-actions { display:grid; gap:.35rem; align-content:start; }
.story-actions button { width: 2.3rem; height:2.3rem; padding:0; border-radius: 50%; }
.story-note { min-height: 3.2rem; resize: vertical; font-size:.85rem; }
.mini-actions { display:flex; gap:.45rem; flex-wrap:wrap; justify-content:flex-end; }
.export-preview { margin-top: 1rem; }
#storyPreview { min-height: 220px; resize: vertical; line-height:1.55; }

@media (max-width: 900px) {
  .app-header { align-items:flex-start; flex-direction:column; }
  .workspace { grid-template-columns: 1fr; }
  .meta-grid, .settings-grid { grid-template-columns: 1fr 1fr; }
  .sentence-list, .story-list { max-height: none; }
}
@media (max-width: 560px) {
  .meta-grid, .settings-grid, .filter-row { grid-template-columns: 1fr; }
  .sentence-actions { grid-template-columns: 1fr; }
}