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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f5f7f5;
  color: #333;
  min-height: 100vh;
}

.container {
  max-width: 640px;
  margin: 0 auto;
  padding: 16px;
}

h1 {
  text-align: center;
  font-size: 1.5rem;
  color: #2e7d32;
  margin-bottom: 20px;
  padding: 16px 0 8px;
}

h2 {
  font-size: 1.1rem;
  color: #2e7d32;
  margin-bottom: 12px;
  border-bottom: 2px solid #a5d6a7;
  padding-bottom: 6px;
}

h3 {
  font-size: 0.95rem;
  color: #555;
  margin: 14px 0 8px;
}

.card {
  background: #fff;
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.07);
}

.form-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.form-row label {
  font-size: 0.9rem;
  color: #555;
  min-width: 70px;
  flex-shrink: 0;
}

.form-row input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 0.95rem;
}

.unit-label {
  font-size: 0.9rem;
  color: #777;
  flex-shrink: 0;
}

.ingredient-row {
  display: flex;
  gap: 6px;
  margin-bottom: 8px;
  align-items: center;
}

.ingredient-row input {
  padding: 7px 8px;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 0.9rem;
}

.ing-name { flex: 2; min-width: 0; }
.ing-amount { flex: 1; min-width: 0; }
.ing-unit { flex: 1; min-width: 0; }

.btn-remove-row {
  background: #ffebee;
  color: #c62828;
  border: none;
  border-radius: 6px;
  width: 28px;
  height: 28px;
  cursor: pointer;
  font-size: 1rem;
  flex-shrink: 0;
}

.btn-remove-row:hover { background: #ffcdd2; }

.btn-add-row {
  background: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #a5d6a7;
  border-radius: 8px;
  padding: 7px 14px;
  font-size: 0.9rem;
  cursor: pointer;
  margin-top: 4px;
}

.btn-add-row:hover { background: #c8e6c9; }

.btn-primary {
  width: 100%;
  background: #2e7d32;
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 12px;
  font-size: 1rem;
  cursor: pointer;
  margin-top: 14px;
}

.btn-primary:hover { background: #1b5e20; }

.empty-msg {
  color: #999;
  font-size: 0.9rem;
  text-align: center;
  padding: 20px 0;
}

/* レシピカード */
.recipe-card {
  border: 1px solid #e0e0e0;
  border-radius: 10px;
  padding: 12px;
  margin-bottom: 10px;
}

.recipe-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.recipe-title {
  font-weight: bold;
  font-size: 1rem;
  color: #2e7d32;
}

.recipe-servings {
  font-size: 0.85rem;
  color: #777;
}

.recipe-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.btn-calc {
  background: #2e7d32;
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 6px 14px;
  font-size: 0.9rem;
  cursor: pointer;
  flex: 1;
}

.btn-calc:hover { background: #1b5e20; }

.btn-delete {
  background: #ffebee;
  color: #c62828;
  border: none;
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 0.9rem;
  cursor: pointer;
}

.btn-delete:hover { background: #ffcdd2; }

/* モーダル */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 100;
}

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #fff;
  border-radius: 14px;
  padding: 20px;
  width: min(90vw, 480px);
  z-index: 200;
  max-height: 80vh;
  overflow-y: auto;
}

.modal-close {
  float: right;
  background: none;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  color: #999;
  line-height: 1;
}

.modal-close:hover { color: #333; }

.servings-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 14px 0 16px;
}

.servings-row label {
  font-size: 0.9rem;
  color: #555;
  flex-shrink: 0;
}

.servings-row input {
  width: 70px;
  padding: 7px 10px;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 1rem;
}

.calc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.calc-table th {
  background: #e8f5e9;
  color: #2e7d32;
  padding: 8px;
  text-align: left;
  border-bottom: 1px solid #c8e6c9;
}

.calc-table td {
  padding: 8px;
  border-bottom: 1px solid #eee;
}

.calc-table tr:last-child td { border-bottom: none; }

.amount-cell {
  font-weight: bold;
  color: #1b5e20;
}

.hidden { display: none; }

@media (max-width: 480px) {
  .ingredient-row {
    flex-wrap: wrap;
  }
  .ing-name { flex: 100%; }
  .ing-amount, .ing-unit { flex: 1; }
  .btn-remove-row { align-self: center; }
}