:root {
  --border: #d8dee4;
  --header-bg: #f6f8fa;
  --base-bg: #eaf3ff;
  --base-border: #4c8dff;
  --scale-bg: #fffaf0;
  --text: #1f2328;
  --muted: #656d76;
  --brand: #b06a35;
}
* { box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  background: #fff;
  color: var(--text);
  margin: 0;
  padding: 0;
}
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: #fff;
}
.topbar .brand { font-weight: 700; color: var(--text); font-size: 15px; }
.topbar a { color: var(--brand); text-decoration: none; font-size: 14px; font-weight: 600; }
.page { max-width: 900px; margin: 0 auto; padding: 20px 20px 60px; }

/* HOME */
.search-wrap { margin-bottom: 16px; }
.search-wrap input {
  width: 100%;
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
}
.search-wrap input:focus { border-color: var(--base-border); }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 22px; }
.chip {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text);
}
.chip.active { background: var(--text); color: #fff; border-color: var(--text); }
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
}
.card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.card:hover { box-shadow: 0 4px 10px rgba(0,0,0,0.10); transform: translateY(-1px); }
.card .area {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--brand);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}
.card h3 { margin: 0 0 4px; font-size: 16px; }
.card .rinde { font-size: 12px; color: var(--muted); }
.empty-state { color: var(--muted); font-size: 14px; padding: 40px 0; text-align: center; }
.loading-state { color: var(--muted); font-size: 14px; padding: 40px 0; text-align: center; }

/* RECETA */
h1 { font-size: 22px; margin: 10px 0 4px; }
.subtitle { color: var(--muted); font-size: 14px; margin: 0 0 18px; }
.meta { display: flex; gap: 22px; flex-wrap: wrap; margin-bottom: 18px; font-size: 13px; }
.meta-item { color: var(--muted); }
.meta-item b { color: var(--text); font-weight: 600; }
.legend { display: flex; gap: 24px; margin-bottom: 16px; flex-wrap: wrap; }
.legend-item { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }
.swatch { width: 14px; height: 14px; border-radius: 3px; display: inline-block; }
.foto-receta { width: 100%; max-height: 260px; object-fit: cover; border-radius: 8px; margin-bottom: 18px; }
table {
  border-collapse: collapse;
  width: 100%;
  font-size: 13px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  border-radius: 6px;
  overflow: hidden;
}
th, td { border: 1px solid var(--border); padding: 9px 12px; text-align: right; white-space: nowrap; }
th:first-child, td:first-child { text-align: left; white-space: normal; }
thead th { background: var(--header-bg); font-weight: 600; color: var(--text); }
.col-base { background: var(--base-bg); }
th.col-base { border-top: 3px solid var(--base-border); }
.col-scale { background: var(--scale-bg); }
tr.total-row td { font-style: italic; font-weight: 600; border-top: 2px solid var(--text); }
.badge { display: inline-block; font-size: 10px; font-weight: 700; padding: 2px 6px; border-radius: 10px; margin-left: 6px; vertical-align: middle; background: var(--base-border); color: #fff; }
.proceso { margin-top: 30px; border: 1px dashed var(--border); border-radius: 8px; padding: 18px 20px; background: #fbfbfb; }
.proceso h2 { font-size: 15px; margin: 0 0 8px; }
.proceso p, .proceso li { font-size: 13px; color: var(--muted); line-height: 1.6; white-space: pre-line; }
.foot-meta { margin-top: 18px; font-size: 12px; color: var(--muted); border-top: 1px solid var(--border); padding-top: 10px; }
.table-scroll { overflow-x: auto; }
@media (max-width: 640px) {
  table { font-size: 12px; }
  th, td { padding: 7px 8px; }
}