:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --border: #dde1e6;
  --text: #1f2430;
  --muted: #6b7280;
  --accent: #3b6ea5;
  --accent-dark: #2c527d;
  --danger: #b3413d;
  --radius: 6px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

header h1 { font-size: 1.2rem; margin: 0; }

#auth-box { display: flex; align-items: center; gap: 0.75rem; font-size: 0.9rem; color: var(--muted); }

button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.9rem;
}
button:hover { background: var(--accent-dark); }
button.danger { background: var(--danger); }
button.secondary { background: #8b93a1; }

nav#tabs {
  display: flex;
  gap: 0.25rem;
  padding: 0 1.5rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.tab-btn {
  background: none;
  color: var(--muted);
  border-radius: 0;
  padding: 0.75rem 1rem;
  border-bottom: 2px solid transparent;
}
.tab-btn:hover { background: none; color: var(--text); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

main { padding: 1.5rem; max-width: 1200px; margin: 0 auto; }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.panel-grid { display: grid; grid-template-columns: 320px 1fr; gap: 1.25rem; }
.panel-list-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.5rem; }
.panel-list, .panel-detail {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
}

#item-search { width: 100%; padding: 0.4rem; margin-bottom: 0.75rem; border: 1px solid var(--border); border-radius: var(--radius); }

.list-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  border-radius: var(--radius);
  cursor: pointer;
}
.list-row:hover { background: var(--bg); }
.list-row img { width: 28px; height: 28px; object-fit: cover; border-radius: 4px; background: #eee; }
.list-row .name { font-weight: 500; }
.list-row .tags { font-size: 0.75rem; color: var(--muted); }

.empty-hint { color: var(--muted); }

.tag-chip {
  display: inline-block;
  background: #e7edf3;
  color: var(--accent-dark);
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  margin: 0.1rem;
}

table { width: 100%; border-collapse: collapse; margin: 0.5rem 0; }
th, td { text-align: left; padding: 0.4rem 0.5rem; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
th { color: var(--muted); font-weight: 600; }

.price-box { display: flex; gap: 1rem; margin: 0.75rem 0; }
.price-card { flex: 1; background: var(--bg); border-radius: var(--radius); padding: 0.75rem; }
.price-card .label { font-size: 0.75rem; color: var(--muted); }
.price-card .value { font-size: 1.3rem; font-weight: 600; }

.inline-form { display: flex; gap: 0.5rem; margin-top: 0.5rem; }
.inline-form input { flex: 1; padding: 0.4rem; border: 1px solid var(--border); border-radius: var(--radius); }

.calc-form { display: flex; gap: 1rem; align-items: flex-end; flex-wrap: wrap; margin-bottom: 1rem; }
.calc-form label { display: flex; flex-direction: column; font-size: 0.85rem; color: var(--muted); gap: 0.25rem; }
.calc-form select, .calc-form input { padding: 0.4rem; border: 1px solid var(--border); border-radius: var(--radius); }

.result-tree { list-style: none; padding-left: 1.25rem; border-left: 2px solid var(--border); }
.result-tree li { margin: 0.4rem 0; }
.result-node { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.5rem 0.75rem; display: inline-block; }
.source-lokal { border-left: 4px solid #4a8f5c; }
.source-global { border-left: 4px solid #b58a2e; }
.source-craft { border-left: 4px solid var(--accent); }
.source-unavailable { border-left: 4px solid var(--danger); color: var(--danger); }

.admin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }

.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.4);
  display: flex; align-items: center; justify-content: center; z-index: 100;
}
.modal {
  background: var(--panel); border-radius: var(--radius); padding: 1.5rem;
  width: 480px; max-width: 90vw; max-height: 85vh; overflow-y: auto;
}
.modal h3 { margin-top: 0; }
.modal label { display: block; margin-bottom: 0.75rem; font-size: 0.9rem; }
.modal input, .modal select, .modal textarea {
  width: 100%; padding: 0.45rem; border: 1px solid var(--border); border-radius: var(--radius); margin-top: 0.25rem;
}
.modal-actions { display: flex; justify-content: flex-end; gap: 0.5rem; margin-top: 1rem; }

.ingredient-row { display: flex; gap: 0.5rem; margin-bottom: 0.5rem; align-items: center; }
.ingredient-row select { flex: 2; }
.ingredient-row input { flex: 1; }

.error-text { color: var(--danger); font-size: 0.85rem; margin-top: 0.5rem; }
.tag-checkboxes { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag-checkboxes label { display: flex; align-items: center; gap: 0.3rem; font-weight: normal; }

.icon-upload-row { display: flex; align-items: center; gap: 0.75rem; }
.icon-upload-row img { width: 48px; height: 48px; object-fit: cover; border-radius: 6px; border: 1px solid var(--border); background: #eee; }
.icon-upload-row input[type="file"] { flex: 1; font-size: 0.85rem; }