@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700&display=swap");

:root {
  --bg-color: #fdfdfd;
  --primary-color: #4db6ac;
  --secondary-color: #ffca28;
  --text-color: #37474f;
  --danger-color: #ef5350;
  --success-color: #81c784;
  --card-bg: #ffffff;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  --border-radius: 16px;
  --font-family: "Noto Sans KR", sans-serif;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  padding: 1rem;
}

.container {
  max-width: 900px;
  margin: 0 auto;
}

header {
  text-align: center;
  padding: 3rem 0;
}

header h1 {
  font-size: 2.2rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

header p {
  font-size: 1.1rem;
  color: #607d8b;
}

.main-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.selection-section, .result-section {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

h3 {
  margin-bottom: 1.5rem;
  font-weight: 500;
  border-bottom: 2px solid #e0f2f1;
  padding-bottom: 0.5rem;
}

.ingredient-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 0.8rem;
}

.ingredient-btn {
  background: #f5f5f5;
  border: 1px solid #eeeeee;
  border-radius: 12px;
  padding: 0.8rem 0.5rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.9rem;
  font-weight: 500;
}

.ingredient-btn:hover {
  background: #e0f2f1;
  border-color: var(--primary-color);
}

.ingredient-btn.selected {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  transform: scale(1.05);
}

.selection-display {
  min-height: 80px;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  justify-content: center;
  border: 2px dashed #cfd8dc;
  border-radius: 12px;
  padding: 1rem;
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.selection-tag.active-tag {
  background: var(--secondary-color);
  color: var(--text-color);
  padding: 0.4rem 1.2rem;
  font-weight: bold;
}

.result-container {
  width: 100%;
  text-align: left;
}

.result-group {
  margin-bottom: 2rem;
}

.group-title {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  padding-left: 0.5rem;
  border-left: 4px solid #ccc;
}

.title-good { border-color: var(--success-color); color: #2e7d32; }
.title-bad { border-color: var(--danger-color); color: #c62828; }
.title-neutral { border-color: #90a4ae; color: #455a64; }

.result-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.result-item {
  padding: 1rem;
  border-radius: 12px;
  font-size: 0.95rem;
}

.card-good {
  background: #e8f5e9;
  border-left: 4px solid var(--success-color);
}

.card-bad {
  background: #ffebee;
  border-left: 4px solid var(--danger-color);
}

.result-item strong {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 1.05rem;
}

.neutral-grid {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  gap: 0.5rem;
}

.neutral-chip {
  background: #f5f5f5;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.85rem;
  color: #607d8b;
}

.reset-btn {
  width: 100%;
  padding: 0.8rem;
  background: #90a4ae;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  transition: background 0.2s ease;
  margin-top: 1rem;
}

.reset-btn:hover {
  background: #78909c;
}

footer {
  text-align: center;
  padding: 3rem 0;
  font-size: 0.85rem;
  color: #90a4ae;
}

/* Responsive */
@media (max-width: 768px) {
  .main-content {
    grid-template-columns: 1fr;
  }
}