:root {
  --bg: #fafaf7;
  --card-bg: #ffffff;
  --ink: #2b2620;
  --muted: #756e63;
  --accent: #a8471f;
  --accent-soft: #f2e4da;
  --border: #e6e0d6;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
}

.topbar {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--card-bg);
}
.topbar h1 { margin: 0; font-size: 1.4rem; }
.back-link { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
.back-link:hover { color: var(--accent); }

#app { max-width: 40rem; margin: 0 auto; padding: 1rem 1rem 4rem; }

.loading, .empty { color: var(--muted); text-align: center; margin-top: 3rem; }

/* --- controls --- */
.controls { display: flex; flex-direction: column; gap: 0.6rem; margin-bottom: 1rem; }
.search-input {
  width: 100%;
  padding: 0.65rem 0.9rem;
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card-bg);
}
.tag-row { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tag-chip {
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--muted);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  font-size: 0.85rem;
  cursor: pointer;
}
.tag-chip.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* --- recipe list --- */
.recipe-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.6rem; }
.recipe-card {
  display: block;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.8rem 1rem;
  cursor: pointer;
}
.recipe-card h3 { margin: 0 0 0.25rem; font-size: 1.05rem; }
.recipe-meta { color: var(--muted); font-size: 0.85rem; display: flex; gap: 0.6rem; flex-wrap: wrap; }
.recipe-tags { margin-top: 0.4rem; display: flex; gap: 0.35rem; flex-wrap: wrap; }
.recipe-tags span {
  background: var(--accent-soft); color: var(--accent);
  font-size: 0.75rem; padding: 0.15rem 0.5rem; border-radius: 999px;
}
.stars { color: var(--accent); }

/* --- detail view --- */
.detail-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; }
.back-btn {
  background: none; border: none; color: var(--muted); font-size: 0.95rem;
  cursor: pointer; padding: 0; margin-bottom: 0.75rem;
}
.detail h2 { margin: 0.2rem 0 0.3rem; }
.detail .recipe-meta { margin-bottom: 0.75rem; }
.detail-actions { display: flex; gap: 0.5rem; margin: 1rem 0; }
.btn {
  border: 1px solid var(--accent); background: var(--accent); color: #fff;
  padding: 0.6rem 1.1rem; border-radius: var(--radius); font-size: 0.95rem; cursor: pointer;
}
.btn.secondary { background: transparent; color: var(--accent); }
.notes { background: var(--accent-soft); padding: 0.75rem 1rem; border-radius: var(--radius); margin: 1rem 0; }
.group-title { text-transform: uppercase; letter-spacing: 0.03em; font-size: 0.8rem; color: var(--muted); margin: 1rem 0 0.35rem; }
ul.ingredient-list, ol.steps-list { padding-left: 1.25rem; }
ul.ingredient-list li, ol.steps-list li { margin: 0.3rem 0; }
.link-recipe a { color: var(--accent); }

/* --- cooking mode --- */
.cooking-overlay {
  position: fixed; inset: 0; background: var(--bg); z-index: 50;
  overflow-y: auto; padding: 1rem 1.25rem 4rem;
}
.cooking-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.cooking-header h2 { font-size: 1.5rem; margin: 0; }
.wake-status { font-size: 0.8rem; color: var(--muted); }
.cooking-overlay .group-title { font-size: 1rem; }
.cooking-overlay ul.ingredient-list { list-style: none; padding-left: 0; font-size: 1.25rem; }
.cooking-overlay ul.ingredient-list li { display: flex; align-items: center; gap: 0.6rem; padding: 0.4rem 0; }
.cooking-overlay ul.ingredient-list input { width: 1.3rem; height: 1.3rem; }
.cooking-overlay ul.ingredient-list li.checked span { text-decoration: line-through; color: var(--muted); }
.cooking-overlay ol.steps-list { font-size: 1.3rem; line-height: 1.5; padding-left: 1.4rem; }
.cooking-overlay ol.steps-list li { margin: 0.9rem 0; }

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1a17; --card-bg: #262320; --ink: #ece6dc; --muted: #a89f92;
    --accent: #e08a5b; --accent-soft: #3a2d24; --border: #3a352e;
  }
  .btn { color: #1c1a17; }
}