:root {
  --primary: #0077B6;
  --primary-light: #00B4D8;
  --accent: #FF6B35;
  --green: #10B981;
  --green-bg: #ECFDF5;
  --orange: #F59E0B;
  --orange-bg: #FFFBEB;
  --bg: #F8FBFF;
  --card-bg: #ffffff;
  --text: #1a1a2e;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --shadow: 0 2px 12px rgba(0, 119, 182, 0.1);
  --radius: 12px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Hiragino Sans', 'Meiryo', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Header */
header {
  background: linear-gradient(135deg, #0077B6 0%, #00B4D8 100%);
  color: white;
  text-align: center;
  padding: 40px 16px 56px;
  position: relative;
  overflow: hidden;
}

header::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0; right: 0;
  height: 32px;
  background: var(--bg);
  clip-path: ellipse(55% 100% at 50% 100%);
}

.logo { font-size: 52px; margin-bottom: 8px; }
header h1 { font-size: clamp(22px, 5vw, 34px); font-weight: 800; letter-spacing: -0.5px; margin-bottom: 6px; }
.tagline { font-size: 14px; opacity: 0.88; }

/* Main */
main { padding: 28px 0 60px; }

/* Steps */
.step {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  animation: fadeIn 0.3s ease;
}

.step-header { margin-bottom: 18px; }

.step-badge {
  display: inline-block;
  background: var(--primary);
  color: white;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 8px;
}

.step-header h2 { font-size: 18px; font-weight: 700; }
.step-sub { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

/* Fish Grid */
.fish-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 10px;
}

.fish-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 8px;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.fish-emoji { font-size: 28px; }

.fish-btn:hover { border-color: var(--primary-light); background: #EBF8FF; transform: translateY(-2px); }
.fish-btn.selected { border-color: var(--primary); background: #DBEAFE; color: var(--primary); }

/* Option Grid */
.option-grid { display: grid; gap: 10px; }

.option-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  width: 100%;
}

.option-emoji { font-size: 24px; flex-shrink: 0; }
.option-label { display: flex; flex-direction: column; }
.option-desc { font-size: 12px; font-weight: 400; color: var(--text-muted); margin-top: 2px; }

.option-btn:hover { border-color: var(--primary-light); background: #EBF8FF; }
.option-btn.selected { border-color: var(--primary); background: #DBEAFE; color: var(--primary); }
.option-btn.selected .option-desc { color: #3b82f6; }

/* Seasoning Grid */
.seasoning-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.action-btn {
  padding: 7px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid var(--primary);
  background: var(--primary);
  color: white;
  transition: all 0.2s;
}

.action-btn.secondary {
  background: white;
  color: var(--primary);
}

.action-btn:hover { opacity: 0.85; }

.seasoning-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 8px;
  margin-bottom: 20px;
}

.seasoning-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 6px;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.15s ease;
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
}

.seasoning-emoji { font-size: 22px; }

.seasoning-btn:hover { border-color: var(--primary-light); background: #EBF8FF; }
.seasoning-btn.selected { border-color: var(--primary); background: #DBEAFE; color: var(--primary); }

.generate-btn {
  width: 100%;
  padding: 16px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
  transition: background 0.2s;
  letter-spacing: 0.5px;
}

.generate-btn:hover { background: #e55a25; }

/* Results */
#results { animation: fadeIn 0.3s ease; }

#results-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 16px;
}

.results-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-radius: 10px 10px 0 0;
  font-size: 15px;
  font-weight: 700;
  margin-top: 16px;
}

.results-section-header.can-cook {
  background: var(--green);
  color: white;
}

.results-section-header.almost {
  background: var(--orange);
  color: white;
}

/* Recipe Card */
.recipe-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-top: none;
  margin-bottom: 2px;
  overflow: hidden;
}

.recipe-card:last-child { border-radius: 0 0 10px 10px; margin-bottom: 0; }

.recipe-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  cursor: pointer;
  transition: background 0.15s;
  gap: 12px;
}

.recipe-card-header:hover { background: #f8fafc; }

.recipe-title { font-size: 16px; font-weight: 700; }
.recipe-meta { font-size: 12px; color: var(--text-muted); margin-top: 3px; }

.toggle-icon {
  font-size: 18px;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: transform 0.2s;
}

.recipe-card.open .toggle-icon { transform: rotate(180deg); }

.recipe-body {
  display: none;
  padding: 0 20px 20px;
  border-top: 1px solid var(--border);
}

.recipe-card.open .recipe-body { display: block; }

.recipe-section { margin-top: 16px; }
.recipe-section h4 { font-size: 13px; font-weight: 700; color: var(--text-muted); letter-spacing: 0.5px; margin-bottom: 8px; }

.ingredients-list, .steps-list { padding-left: 0; list-style: none; }

.ingredients-list li {
  font-size: 14px;
  padding: 4px 0;
  border-bottom: 1px solid #f1f5f9;
  display: flex;
  gap: 8px;
}

.ingredients-list li::before { content: "・"; color: var(--primary); flex-shrink: 0; }

.steps-list { counter-reset: steps; }

.steps-list li {
  font-size: 14px;
  padding: 8px 0 8px 32px;
  border-bottom: 1px solid #f1f5f9;
  position: relative;
  counter-increment: steps;
  line-height: 1.6;
}

.steps-list li::before {
  content: counter(steps);
  position: absolute;
  left: 0;
  top: 8px;
  width: 22px;
  height: 22px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Almost card */
.almost-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-top: none;
  padding: 16px 20px;
  margin-bottom: 2px;
}

.almost-card:last-child { border-radius: 0 0 10px 10px; }

.almost-title { font-size: 15px; font-weight: 700; margin-bottom: 8px; }

.missing-label { font-size: 12px; color: var(--text-muted); margin-bottom: 6px; }

.amazon-links { display: flex; flex-wrap: wrap; gap: 6px; }

.amazon-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 12px;
  background: #FF9900;
  color: white;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s;
}

.amazon-btn:hover { background: #e68900; }

/* No results */
.no-results {
  text-align: center;
  padding: 40px 20px;
  background: var(--card-bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.no-results p { color: var(--text-muted); font-size: 15px; line-height: 1.8; }

/* Reset */
.reset-btn {
  display: block;
  width: 100%;
  margin-top: 24px;
  padding: 16px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}

.reset-btn:hover { background: #005a8e; }

/* Utilities */
.hidden { display: none; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Footer */
footer {
  background: var(--text);
  color: rgba(255,255,255,0.7);
  text-align: center;
  padding: 24px 16px;
  font-size: 13px;
}

.footer-note { margin-top: 4px; font-size: 12px; opacity: 0.6; }

@media (max-width: 480px) {
  header { padding: 28px 16px 48px; }
  .logo { font-size: 44px; }
  .step { padding: 20px 14px; }
  .fish-grid { grid-template-columns: repeat(auto-fill, minmax(76px, 1fr)); }
  .seasoning-grid { grid-template-columns: repeat(auto-fill, minmax(82px, 1fr)); }
}