:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --panel: #ffffff;
  --line: #d8dfeb;
  --text: #152033;
  --muted: #5b6473;
  --accent: #0b57d0;
  --accent-soft: #e8f0fe;
  --accent-2: #087f5b;
  --accent-3: #a06100;
  --accent-4: #7a2bd4;
  --danger: #a61b1b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.hero,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(20, 32, 51, 0.05);
}

.hero {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  padding: 24px;
  margin-bottom: 20px;
}

.panel {
  padding: 20px;
  margin-bottom: 20px;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 700;
}

h1,
h2,
h3,
p,
ol {
  margin-top: 0;
}

.lede {
  max-width: 70ch;
  color: var(--muted);
}

.banner {
  background: var(--accent-soft);
  border-radius: 12px;
  padding: 16px;
  font-size: 0.95rem;
}

.controls {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
}

.search-block {
  position: relative;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
}

input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  font: inherit;
}

button {
  border: 0;
  border-radius: 10px;
  padding: 12px 16px;
  font: inherit;
  font-weight: 700;
  background: var(--accent);
  color: white;
  cursor: pointer;
}

button.secondary {
  background: white;
  color: var(--text);
  border: 1px solid var(--line);
}

button:hover,
input:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(11, 87, 208, 0.15);
}

.settings-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-content: start;
}

.button-row {
  display: flex;
  gap: 10px;
  align-items: end;
  grid-column: 1 / -1;
}

.search-results {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 8px);
  z-index: 20;
  background: white;
  border: 1px solid var(--line);
  border-radius: 12px;
  max-height: 360px;
  overflow: auto;
  box-shadow: 0 16px 40px rgba(20, 32, 51, 0.15);
}

.search-result {
  padding: 12px 14px;
  border-bottom: 1px solid #edf1f7;
  cursor: pointer;
}

.search-result:last-child {
  border-bottom: 0;
}

.search-result:hover,
.search-result.active {
  background: var(--accent-soft);
}

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

.compact {
  margin-bottom: 0;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid #edf1f7;
  vertical-align: top;
}

.food-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.results-grid,
.visual-grid,
.summary-cards {
  display: grid;
  gap: 16px;
}

.results-grid {
  grid-template-columns: repeat(3, 1fr);
}

.visual-grid {
  grid-template-columns: repeat(2, 1fr);
  margin: 20px 0;
}

.summary-cards {
  grid-template-columns: repeat(4, 1fr);
  margin: 18px 0 20px;
}

.summary-card,
.result-card,
.visual-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  background: #fafcff;
}

.summary-label {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 8px;
}

.summary-value {
  font-size: 1.45rem;
  font-weight: 800;
}

.macro-stack,
.density-track {
  width: 100%;
  border-radius: 999px;
  overflow: hidden;
  background: #edf1f7;
}

.macro-stack {
  display: flex;
  height: 18px;
  margin-bottom: 16px;
}

.macro-segment,
.density-fill,
.contribution-fill {
  height: 100%;
}

.macro-protein,
.density-fill,
.contribution-fill {
  background: var(--accent);
}

.macro-fat {
  background: var(--accent-3);
}

.macro-carb {
  background: var(--accent-2);
}

.legend-swatch {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  display: inline-block;
}

.macro-legend {
  display: grid;
  gap: 10px;
}

.macro-legend-row,
.density-head,
.contribution-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.macro-legend-row {
  grid-template-columns: auto 1fr auto;
}

.density-bars,
.contribution-list {
  display: grid;
  gap: 14px;
}

.density-row,
.contribution-row {
  display: grid;
  gap: 8px;
}

.density-track {
  height: 12px;
}

.contribution-fill {
  background: linear-gradient(90deg, var(--accent), var(--accent-4));
}

.contribution-card {
  margin-bottom: 20px;
}

.empty-state {
  padding: 24px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  color: var(--muted);
}

.result-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 14px;
}

.pill {
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.92rem;
  font-weight: 700;
}

.notice {
  color: var(--danger);
  font-weight: 600;
}

.instruction-list {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

.instruction-list li {
  margin-bottom: 8px;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: #eef3ff;
  padding: 2px 6px;
  border-radius: 6px;
}

@media (max-width: 900px) {
  .hero,
  .controls,
  .results-grid,
  .settings-grid,
  .visual-grid,
  .summary-cards {
    grid-template-columns: 1fr;
  }

  .section-head {
    flex-direction: column;
  }
}