:root {
  color-scheme: light dark;
  --accent: #147d68;
  --accent-strong: #0d6655;
  --accent-soft: #dff3ed;
  --accent-ink: #075245;
  --canvas: #f7f8f5;
  --surface: #ffffff;
  --surface-raised: #ffffff;
  --text: #17201d;
  --muted: #66706c;
  --faint: #8a938f;
  --border: #dfe4e0;
  --border-strong: #cad2cd;
  --danger: #a83a3a;
  --shadow: 0 12px 34px rgba(24, 44, 37, 0.07);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  font-family: ui-rounded, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--canvas);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 100% 0, color-mix(in srgb, var(--accent) 7%, transparent), transparent 34rem),
    var(--canvas);
  font-size: 16px;
  line-height: 1.5;
}

button,
input {
  font: inherit;
}

button {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
input:focus-visible,
.panel:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 42%, transparent);
  outline-offset: 2px;
}

[hidden] {
  display: none !important;
}

.shell {
  width: min(100%, 640px);
  min-height: 100vh;
  margin: 0 auto;
  padding: 0 var(--space-4) var(--space-7);
}

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: var(--space-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 1.08rem;
  font-weight: 760;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border-radius: 10px 10px 10px 4px;
  color: white;
  background: var(--accent);
  font-size: 1rem;
  font-weight: 800;
}

.local-context {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  text-align: right;
}

.login-view {
  display: grid;
  min-height: calc(100vh - 124px);
  align-items: center;
  padding-bottom: 76px;
}

.login-card {
  padding: var(--space-6) var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-raised);
  box-shadow: var(--shadow);
}

.eyebrow,
.section-kicker {
  margin: 0 0 var(--space-2);
  color: var(--accent);
  font-size: 0.74rem;
  font-weight: 780;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

.login-card h1 {
  max-width: 430px;
  margin: 0;
  font-size: clamp(2rem, 9vw, 3.25rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.login-copy {
  max-width: 440px;
  margin: var(--space-4) 0 var(--space-5);
  color: var(--muted);
}

.token-form label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: 0.84rem;
  font-weight: 700;
}

.token-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-2);
}

.token-controls input {
  min-width: 0;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  background: var(--canvas);
}

.token-controls button,
.retry-button {
  min-height: 48px;
  padding: 0 19px;
  border: 0;
  border-radius: var(--radius-sm);
  color: white;
  background: var(--accent);
  font-weight: 740;
  cursor: pointer;
}

.token-controls button:hover,
.retry-button:hover {
  background: var(--accent-strong);
}

.token-controls button:disabled {
  cursor: wait;
  opacity: 0.65;
}

.form-error {
  min-height: 1.5em;
  margin: var(--space-2) 0 0;
  color: var(--danger);
  font-size: 0.84rem;
}

.tabs {
  position: sticky;
  z-index: 10;
  top: var(--space-2);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-1);
  margin: 0 0 var(--space-5);
  padding: var(--space-1);
  border: 1px solid var(--border);
  border-radius: 15px;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  box-shadow: 0 6px 22px rgba(24, 44, 37, 0.06);
  backdrop-filter: blur(14px);
}

.tab {
  min-height: 46px;
  border: 0;
  border-radius: 11px;
  color: var(--muted);
  background: transparent;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
}

.tab.is-active {
  color: var(--accent-ink);
  background: var(--accent-soft);
}

.panel {
  min-height: 380px;
  outline: none;
}

.panel-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.panel-heading h1,
.panel-heading h2 {
  margin: 0;
  font-size: clamp(1.65rem, 7vw, 2.25rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.panel-heading p {
  margin: var(--space-1) 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.hero-total {
  margin-bottom: var(--space-5);
  padding: var(--space-5);
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--border));
  border-radius: var(--radius-lg);
  background: var(--surface-raised);
  box-shadow: var(--shadow);
}

.calorie-line {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.calorie-number {
  font-size: clamp(3.25rem, 17vw, 5.5rem);
  font-weight: 790;
  line-height: 0.86;
  letter-spacing: -0.075em;
  font-variant-numeric: tabular-nums;
}

.calorie-unit {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.target-status {
  margin: var(--space-3) 0 0;
  color: var(--accent-ink);
  font-weight: 720;
}

.target-status.is-over {
  color: var(--danger);
}

.progress-track {
  height: 7px;
  margin: var(--space-4) 0 var(--space-5);
  overflow: hidden;
  border-radius: 999px;
  background: var(--border);
}

.progress-fill {
  width: var(--progress, 0%);
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
}

.macro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
}

.macro {
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--canvas);
}

.macro-value {
  display: block;
  font-size: 1.2rem;
  font-weight: 780;
  font-variant-numeric: tabular-nums;
}

.macro-label {
  display: block;
  margin-top: 1px;
  color: var(--muted);
  font-size: 0.72rem;
}

.section-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin: var(--space-6) 0 var(--space-3);
}

.section-title-row h2,
.section-title-row h3 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: -0.015em;
}

.section-title-row span {
  color: var(--muted);
  font-size: 0.8rem;
}

.meal-list {
  display: grid;
  gap: var(--space-3);
}

.meal-card {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-raised);
}

.meal-media {
  position: relative;
  width: 84px;
  min-height: 84px;
  overflow: hidden;
  border-radius: 12px;
  background: var(--accent-soft);
}

.meal-media img {
  width: 100%;
  height: 100%;
  min-height: 84px;
  object-fit: cover;
  opacity: 0;
  transition: opacity 180ms ease;
}

.meal-media img.is-loaded {
  opacity: 1;
}

.photo-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: var(--space-2);
  color: var(--accent-ink);
  font-size: 0.7rem;
  font-weight: 730;
  text-align: center;
}

.meal-media img.is-loaded + .photo-placeholder {
  display: none;
}

.meal-content {
  min-width: 0;
}

.meal-topline {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}

.meal-time {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 650;
}

.meal-kcal {
  flex: none;
  font-size: 0.9rem;
  font-weight: 790;
  font-variant-numeric: tabular-nums;
}

.food-items {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.food-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  column-gap: var(--space-2);
  font-size: 0.82rem;
  line-height: 1.25;
}

.food-name {
  min-width: 0;
  font-weight: 680;
}

.food-calories {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.food-portion {
  grid-column: 1 / -1;
  margin-top: 1px;
  color: var(--faint);
  font-size: 0.73rem;
}

.meal-note {
  margin: var(--space-2) 0 0;
  color: var(--muted);
  font-size: 0.76rem;
  font-style: italic;
}

.day-group + .day-group {
  margin-top: var(--space-6);
}

.day-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-3);
  margin: 0 0 var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border);
}

.day-heading h2 {
  margin: 0;
  font-size: 1rem;
}

.day-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}

.chart-card {
  padding: var(--space-4) var(--space-3) var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface-raised);
  box-shadow: var(--shadow);
}

.chart-summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 0 var(--space-2) var(--space-2);
}

.chart-summary strong {
  font-size: 1.6rem;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}

.chart-summary span {
  color: var(--muted);
  font-size: 0.76rem;
  text-align: right;
}

.trend-chart {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.chart-grid-line {
  stroke: var(--border);
  stroke-width: 1;
}

.chart-bar {
  fill: color-mix(in srgb, var(--accent) 34%, var(--surface));
}

.chart-average {
  fill: none;
  stroke: var(--accent);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.chart-target {
  stroke: var(--muted);
  stroke-width: 1.5;
  stroke-dasharray: 5 5;
}

.chart-label {
  fill: var(--muted);
  font-size: 11px;
  font-family: inherit;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: var(--space-3) var(--space-2) 0;
  color: var(--muted);
  font-size: 0.72rem;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.legend-swatch {
  width: 14px;
  height: 4px;
  border-radius: 999px;
  background: var(--accent);
}

.legend-swatch.is-bar {
  height: 9px;
  background: color-mix(in srgb, var(--accent) 34%, var(--surface));
}

.legend-swatch.is-target {
  height: 0;
  border-top: 1.5px dashed var(--muted);
  border-radius: 0;
  background: none;
}

.empty-state,
.error-state,
.loading-state {
  display: grid;
  min-height: 240px;
  place-items: center;
  padding: var(--space-6);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  color: var(--muted);
  text-align: center;
}

.empty-state h2,
.error-state h2 {
  margin: 0 0 var(--space-2);
  color: var(--text);
  font-size: 1.1rem;
}

.empty-state p,
.error-state p {
  max-width: 340px;
  margin: 0;
}

.retry-button {
  margin-top: var(--space-4);
}

.loading-state::before {
  width: 24px;
  height: 24px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  content: "";
  animation: spin 700ms linear infinite;
}

.loading-state span {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (min-width: 520px) {
  .shell {
    padding-inline: var(--space-5);
  }

  .meal-card {
    grid-template-columns: 112px minmax(0, 1fr);
    padding: var(--space-4);
  }

  .meal-media {
    width: 112px;
    min-height: 112px;
  }

  .meal-media img {
    min-height: 112px;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --accent: #5fc9ae;
    --accent-strong: #79d7c0;
    --accent-soft: #183d34;
    --accent-ink: #93e3cf;
    --canvas: #111714;
    --surface: #17201c;
    --surface-raised: #19231f;
    --text: #edf4f0;
    --muted: #a4afa9;
    --faint: #7f8c85;
    --border: #2c3933;
    --border-strong: #3b4a43;
    --danger: #ff9c9c;
    --shadow: 0 16px 42px rgba(0, 0, 0, 0.22);
  }

  .brand-mark,
  .token-controls button,
  .retry-button {
    color: #082119;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}