/* ============================================
   Design System: Nakamura "Living Study" Theme
   ============================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --text:#3a332b;
  --text-sub:#5c5347;
  --text-muted:#8a7e72;
  --bg:#faf8f5;
  --bg-card:#ffffff;
  --accent:#9a6d3e;
  --accent-light:#b8874f;
  --accent-glow:rgba(154,109,62,0.08);
  --green:#5a9468;
  --border:rgba(154,109,62,0.12);
  --border-strong:rgba(154,109,62,0.25);
  --red-zone:#c0392b;
  --yellow-zone:#d4a017;
  --blue-zone:#2e86c1;
  --font-body:'Noto Sans JP',sans-serif;
  --font-accent:'Zen Maru Gothic',sans-serif;
  --radius:12px;
  --radius-sm:8px;
  --shadow:0 1px 4px rgba(0,0,0,0.06);
  --shadow-hover:0 2px 8px rgba(0,0,0,0.08);
  --transition:0.3s ease;
}

html{font-size:17px}
@media(min-width:601px){html{font-size:20px}}

body{
  font-family:var(--font-body);
  color:var(--text);
  background:var(--bg);
  min-height:100vh;
  display:flex;
  justify-content:center;
  line-height:2.0;
}

#app{
  width:100%;
  max-width:720px;
  min-height:100vh;
  padding:24px 20px;
  position:relative;
}

/* ── Screens ── */
.screen{
  display:none;opacity:0;
  transform:translateY(12px);
  transition:opacity .4s ease,transform .4s ease;
}
.screen.active{display:flex;flex-direction:column}
.screen.visible{opacity:1;transform:translateY(0)}

/* ── Progress ── */
.progress-wrap{margin-bottom:24px}
.progress-label{
  display:flex;justify-content:space-between;align-items:center;
  font-size:0.7rem;color:var(--text-muted);font-weight:500;
  margin-bottom:6px;
}
.progress-bar{
  width:100%;height:6px;background:var(--border);
  border-radius:6px;overflow:hidden;
}
.progress-fill{
  height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-light));
  border-radius:6px;transition:width 0.4s ease;width:0%;
}

/* ── Welcome ── */
#welcome{align-items:center;justify-content:center;gap:20px;text-align:center;padding-top:12vh}
.welcome-icon{font-size:56px;margin-bottom:4px}
.welcome-title{
  font-family:var(--font-accent);font-size:1.5rem;font-weight:700;
  line-height:1.5;color:var(--text);
}
.welcome-sub{
  font-size:0.85rem;color:var(--text-sub);line-height:2.0;max-width:440px;
}
.welcome-sub strong{color:var(--accent);font-weight:600}
.welcome-meta{font-size:0.7rem;color:var(--text-muted);margin-top:4px}
.welcome-badges{
  display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-top:4px;
}
.welcome-badge{
  display:inline-flex;align-items:center;gap:4px;
  padding:6px 14px;border-radius:20px;
  background:var(--accent-glow);border:1px solid var(--border);
  font-size:0.72rem;color:var(--text-sub);font-weight:500;
}

/* ── Buttons ── */
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:16px 40px;border:none;border-radius:var(--radius-sm);
  background:var(--accent);color:#fff;
  font-family:var(--font-accent);font-size:0.95rem;font-weight:700;
  cursor:pointer;transition:all .25s ease;
  box-shadow:var(--shadow);
}
.btn-primary:hover{background:var(--accent-light);box-shadow:var(--shadow-hover);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}

.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border:1.5px solid var(--border-strong);border-radius:var(--radius-sm);
  background:transparent;color:var(--text-sub);
  font-family:var(--font-body);font-size:0.82rem;font-weight:500;
  cursor:pointer;transition:all .25s ease;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}

/* ── Question ── */
.q-section-label{
  font-family:var(--font-accent);font-size:0.75rem;
  color:var(--accent);font-weight:700;
  letter-spacing:0.05em;margin-bottom:4px;
}
.q-text{
  font-family:var(--font-accent);font-size:1.1rem;font-weight:700;
  line-height:1.6;margin-bottom:20px;color:var(--text);
}

.choices{display:flex;flex-direction:column;gap:8px}
.choice{
  display:flex;align-items:flex-start;gap:12px;
  padding:14px 16px;border-radius:var(--radius-sm);
  border:1.5px solid var(--border);background:var(--bg-card);
  cursor:pointer;transition:all .2s ease;
  -webkit-tap-highlight-color:transparent;user-select:none;
  box-shadow:var(--shadow);
}
.choice:hover{border-color:var(--border-strong);box-shadow:var(--shadow-hover)}
.choice.selected{border-color:var(--accent);background:var(--accent-glow)}
.choice-score{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:0.72rem;font-weight:700;
  border:1.5px solid var(--border);color:var(--text-muted);
  transition:all .2s ease;margin-top:2px;
}
.choice.selected .choice-score{border-color:var(--accent);color:var(--accent);background:var(--accent-glow)}
.choice-text{font-size:0.82rem;line-height:1.7;color:var(--text-sub);transition:color .2s ease}
.choice.selected .choice-text{color:var(--text);font-weight:500}

/* ── Analyzing ── */
#analyzing{align-items:center;justify-content:center;gap:16px;text-align:center;padding-top:28vh}
.analyzing-spinner{
  width:44px;height:44px;border-radius:50%;
  border:3px solid var(--border);border-top-color:var(--accent);
  animation:spin 0.8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
.analyzing-text{font-size:0.9rem;color:var(--text-muted)}

/* ── Result ── */
#result{gap:20px;padding-bottom:60px}
.result-header{text-align:center;padding:24px 0 8px}
.result-header h2{font-family:var(--font-accent);font-size:1.3rem;font-weight:700;margin-bottom:4px}
.result-header p{font-size:0.82rem;color:var(--text-muted);line-height:1.7}

.result-card{
  padding:20px;border-radius:var(--radius);
  border:1px solid var(--border);background:var(--bg-card);
  box-shadow:var(--shadow);
}
.result-card-title{
  display:flex;align-items:center;gap:8px;
  font-family:var(--font-accent);font-size:0.85rem;font-weight:700;
  margin-bottom:12px;color:var(--text);
}
.result-card-title .icon{font-size:1.1rem}

/* Charts */
.chart-container{position:relative;width:100%;max-width:400px;margin:0 auto}

/* Radar Toggle */
.radar-toggle{
  display:flex;align-items:center;justify-content:center;gap:10px;
  margin-bottom:12px;
}
.radar-toggle-label{
  font-size:0.75rem;color:var(--text-muted);font-weight:500;
  transition:color .2s ease;
}
.radar-toggle-label.active{color:var(--accent);font-weight:700}

.toggle-switch{
  position:relative;display:inline-block;width:44px;height:24px;
}
.toggle-switch input{opacity:0;width:0;height:0}
.toggle-slider{
  position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;
  background:var(--border-strong);border-radius:24px;
  transition:.3s ease;
}
.toggle-slider::before{
  content:'';position:absolute;height:18px;width:18px;
  left:3px;bottom:3px;background:#fff;border-radius:50%;
  transition:.3s ease;box-shadow:0 1px 3px rgba(0,0,0,0.15);
}
.toggle-switch input:checked + .toggle-slider{background:var(--accent)}
.toggle-switch input:checked + .toggle-slider::before{transform:translateX(20px)}

/* TOP3 */
.top3-list{display:flex;flex-direction:column;gap:12px}
.top3-item{
  display:flex;align-items:flex-start;gap:12px;
  padding:14px;border-radius:var(--radius-sm);
  background:var(--accent-glow);border:1px solid var(--border);
  cursor:pointer;transition:all .2s ease;
}
.top3-item:hover{border-color:var(--accent);box-shadow:var(--shadow-hover)}
.top3-rank{
  flex-shrink:0;width:32px;height:32px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--accent);color:#fff;
  font-family:var(--font-accent);font-size:0.8rem;font-weight:700;
}
.top3-content{flex:1}
.top3-label{font-weight:700;font-size:0.85rem;margin-bottom:2px}
.top3-desc{font-size:0.75rem;color:var(--text-sub);line-height:1.7}
.top3-tap-hint{
  font-size:0.68rem;color:var(--accent);margin-top:4px;
  display:inline-flex;align-items:center;gap:4px;
}

/* Score Items (tappable list in bar chart area) */
.score-items{display:flex;flex-direction:column;gap:6px;margin-top:12px}
.score-item{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:var(--radius-sm);
  border:1px solid var(--border);background:var(--bg);
  cursor:pointer;transition:all .2s ease;
  font-size:0.78rem;
}
.score-item:hover{border-color:var(--accent);background:var(--accent-glow)}
.score-item-label{flex:1;font-weight:500}
.score-item-score{
  font-family:var(--font-accent);font-weight:700;color:var(--accent);
  font-size:0.82rem;
}
.score-item-arrow{color:var(--text-muted);font-size:0.7rem}

/* AI Level */
.ai-level-wrap{text-align:center}
.ai-level-gauge{display:flex;gap:4px;justify-content:center;margin:12px 0}
.ai-level-gauge .bar{
  width:48px;height:12px;border-radius:4px;
  background:var(--border);transition:background .3s ease;
}
.ai-level-gauge .bar.active{background:var(--accent)}
.ai-level-name{font-family:var(--font-accent);font-size:1.05rem;font-weight:700;color:var(--accent);margin-bottom:4px}
.ai-level-desc{font-size:0.78rem;color:var(--text-sub);line-height:1.7;max-width:400px;margin:0 auto}

/* Agent Map */
.agent-zone{margin-bottom:12px}
.agent-zone:last-child{margin-bottom:0}
.zone-header{
  display:flex;align-items:center;gap:8px;
  font-family:var(--font-accent);font-size:0.8rem;font-weight:700;
  margin-bottom:6px;
}
.zone-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.zone-dot.red{background:var(--red-zone)}
.zone-dot.yellow{background:var(--yellow-zone)}
.zone-dot.blue{background:var(--blue-zone)}
.zone-items{display:flex;flex-wrap:wrap;gap:6px;padding-left:18px}
.zone-tag{
  padding:4px 10px;border-radius:16px;font-size:0.7rem;font-weight:500;
  background:var(--bg);border:1px solid var(--border);color:var(--text-sub);
}

/* Share / Actions */
.result-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.result-footer{text-align:center;font-size:0.68rem;color:var(--text-muted)}

/* ── Detail Modal ── */
.detail-overlay{
  display:none;position:fixed;top:0;left:0;right:0;bottom:0;
  background:rgba(58,51,43,0.4);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);
  z-index:100;justify-content:center;align-items:flex-end;
  opacity:0;transition:opacity .3s ease;
}
.detail-overlay.open{display:flex;opacity:1}

.detail-panel{
  width:100%;max-width:720px;max-height:85vh;
  background:var(--bg);border-radius:20px 20px 0 0;
  overflow-y:auto;overscroll-behavior:contain;
  transform:translateY(100%);transition:transform .35s cubic-bezier(0.4,0,0.2,1);
  padding:0 0 40px;
}
.detail-overlay.open .detail-panel{transform:translateY(0)}

.detail-handle{
  display:flex;justify-content:center;padding:12px;
  position:sticky;top:0;background:var(--bg);z-index:1;
}
.detail-handle-bar{width:40px;height:4px;border-radius:4px;background:var(--border-strong)}

.detail-header{
  padding:0 24px 16px;border-bottom:1px solid var(--border);
}
.detail-header h3{
  font-family:var(--font-accent);font-size:1.1rem;font-weight:700;
  margin-bottom:4px;
}
.detail-score-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:16px;font-size:0.72rem;font-weight:600;
  background:var(--accent-glow);border:1px solid var(--border);
  color:var(--accent);
}

.detail-body{padding:20px 24px;display:flex;flex-direction:column;gap:20px}

.detail-section h4{
  font-family:var(--font-accent);font-size:0.85rem;font-weight:700;
  margin-bottom:8px;display:flex;align-items:center;gap:6px;
}
.detail-section p{font-size:0.8rem;color:var(--text-sub);line-height:1.8}
.detail-section ul{
  list-style:none;padding:0;display:flex;flex-direction:column;gap:8px;
}
.detail-section li{
  font-size:0.8rem;color:var(--text-sub);line-height:1.7;
  padding:10px 14px;border-radius:var(--radius-sm);
  background:var(--bg-card);border:1px solid var(--border);
  box-shadow:var(--shadow);
}
.detail-section li strong{color:var(--text);font-weight:600}

.detail-cta{
  text-align:center;padding:16px 24px;
  border-top:1px solid var(--border);
  margin-top:4px;
}

/* ── Animations ── */
@keyframes fadeSlideUp{
  from{opacity:0;transform:translateY(16px)}
  to{opacity:1;transform:translateY(0)}
}
.animate-in{animation:fadeSlideUp .45s ease forwards}
.delay-1{animation-delay:.1s;opacity:0}
.delay-2{animation-delay:.2s;opacity:0}
.delay-3{animation-delay:.25s;opacity:0}
.delay-4{animation-delay:.3s;opacity:0}
.delay-5{animation-delay:.35s;opacity:0}
.delay-6{animation-delay:.4s;opacity:0}
.delay-7{animation-delay:.45s;opacity:0}

/* ── Responsive ── */
@media(max-width:600px){
  #app{padding:16px 16px}
  .q-text{font-size:1rem}
  .choice{padding:12px 14px}
  .choice-text{font-size:0.78rem}
  .result-header h2{font-size:1.15rem}
  .top3-item{padding:12px}
  .detail-body{padding:16px 20px}
  .detail-header{padding:0 20px 16px}
}
@media(min-width:601px){
  #app{padding:32px 40px}
}