*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-bg:       #fafaf8;
  --color-surface:  #ffffff;
  --color-border:   #e0ddd8;
  --color-primary:  #c0392b;
  --color-text:     #2c2c2c;
  --color-muted:    #888;
  --radius:         10px;
  --spacing:        1rem;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  padding: var(--spacing);
}

main {
  max-width: 1024px;
  margin: 0 auto;
}

h1 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--color-primary);
}

h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.form-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

@media (min-width: 400px) {
  .field-row { grid-template-columns: 1fr 1fr; }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field label:first-child {
  font-size: 0.9rem;
  font-weight: 500;
}

.field input[type="text"] {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 1rem;
  background: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
}

.field input[type="text"]:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  border-color: transparent;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.fermentation-affichee {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 0.55rem 0.75rem;
}

.fermentation-label {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.fermentation-valeur {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.field input[type="range"] {
  width: 100%;
  accent-color: var(--color-primary);
  cursor: pointer;
  height: 6px;
  margin-top: 0.25rem;
}

.field input[type="number"] {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 1rem;
  background: var(--color-bg);
  color: var(--color-text);
  -moz-appearance: textfield;
}

.field input[type="number"]:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  border-color: transparent;
}

.radio-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.5rem;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
  background: var(--color-bg);
  transition: border-color 0.15s, background 0.15s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.radio-label:has(input:checked) {
  border-color: var(--color-primary);
  background: #fdf0ef;
  font-weight: 600;
}

.radio-label input[type="radio"] {
  accent-color: var(--color-primary);
}

.results-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing);
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
}

.results-table th,
.results-table td {
  padding: 0.5rem 0.25rem;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.results-table th {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-muted);
  width: 55%;
}

.results-table td {
  font-size: 1rem;
  font-weight: 600;
}

.results-table .total-row th,
.results-table .total-row td {
  border-top: 2px solid var(--color-border);
  padding-top: 0.75rem;
}

.hint {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--color-muted);
}

.conseils {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.conseil {
  font-size: 0.875rem;
  padding: 0.6rem 0.75rem;
  background: #fff8e1;
  border-left: 3px solid #f59e0b;
  border-radius: 4px;
  line-height: 1.4;
}

@media (min-width: 640px) {
  body { padding: 2rem; }
  h1 { font-size: 1.8rem; }
  .radio-label { white-space: normal; overflow: visible; text-overflow: unset; }
}