:root{
  --bg:#0A0A0A;
  --card:#151515;
  --text:#FFFFFF;
  --muted:#B3B3B3;
  --line:#2A2A2A;
  --accent:#E10600;
  --accent-soft:rgba(225, 6, 0, 0.18);
  --surface:#101010;
  --surface-2:#1C1C1C;
}

*{
  box-sizing:border-box;
}

body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:var(--bg);
  color:var(--text);
}

.top{
  padding:24px 18px 14px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg, #111111 0%, #0A0A0A 100%);
}

.top h1{
  margin:0;
  font-size:22px;
  color:var(--text);
}

.subtitle{
  margin:6px 0 0;
  color:var(--accent);
  font-weight:600;
}

.intro{
  margin-top:10px;
  margin-bottom:0;
  max-width:900px;
  color:var(--muted);
  line-height:1.45;
  font-size:14px;
}

.layout{
  display:grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap:18px;
  padding:18px;
  align-items:stretch;
}

.chapters{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:14px;
}

.chip{
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--text);
  cursor:pointer;
  font-size:12px;
  transition:all 0.2s ease;
}

.chip.active{
  border-color:var(--accent);
  background:#1A0D0D;
  color:var(--text);
  box-shadow:0 0 0 2px var(--accent-soft);
}

.chip:hover{
  border-color:var(--accent);
  color:var(--text);
}

.toolbar{
  display:flex;
  gap:8px;
  align-items:center;
  margin-bottom:14px;
  color:var(--muted);
  flex-wrap:wrap;
}

.toolbar input{
  width:90px;
  padding:6px 8px;
  border-radius:10px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--text);
}

.toolbar input:focus{
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 2px var(--accent-soft);
}

.toolbar button{
  padding:6px 10px;
  border-radius:10px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--text);
  cursor:pointer;
  transition:all 0.2s ease;
}

.toolbar button:hover{
  border-color:var(--accent);
  background:#1A0D0D;
}

#timeline{
  width:100%;
  height:260px;
  margin-bottom:8px;
}

.hint{
  color:var(--muted);
  margin:8px 0 0;
  font-size:13px;
  line-height:1.4;
}

.sectionTitle{
  margin-top:12px;
  margin-bottom:4px;
  font-size:15px;
  font-weight:600;
  color:var(--text);
}

#dominanceHistory{
  width:100%;
  min-height:150px;
  margin-bottom:18px;
}

.season-analysis{
  margin-top:8px;
  padding-top:6px;
  border-top:1px solid var(--line);
}

.season-analysis h2{
  margin:0 0 8px;
  font-size:18px;
  color:var(--text);
}

#seasonViz{
  margin-top:2px;
  min-height:110px;
}

.panel h2{
  margin-top:0;
  margin-bottom:8px;
  color:var(--text);
}

.panel h3{
  margin-top:14px;
  margin-bottom:6px;
  color:var(--text);
}

.panel p{
  color:var(--muted);
  line-height:1.45;
}

.panel .tag{
  display:inline-block;
  padding:4px 8px;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--muted);
  margin-right:6px;
  margin-bottom:8px;
  font-size:12px;
  background:var(--surface);
}

.panel ul{
  margin:8px 0 0;
  padding-left:18px;
  color:var(--text);
  line-height:1.45;
  max-height:140px;
}

.kpis{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  margin-top:12px;
}

.kpi{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:14px;
  padding:10px 12px;
  min-height:72px;
}

.kpiLabel{
  color:var(--muted);
  font-size:12px;
  margin-bottom:6px;
  line-height:1.3;
}

.kpiValue{
  color:var(--text);
  font-weight:700;
  font-size:14px;
  line-height:1.35;
}

/* Tooltip D3 */
#d3-tooltip{
  z-index:9999;
  background:#151515;
  color:#FFFFFF;
  border:1px solid var(--line);
  border-radius:10px;
  box-shadow:0 8px 24px rgba(0,0,0,0.35);
}

/* Responsive */
@media (max-width: 980px){
  .layout{
    grid-template-columns:1fr;
  }

  .panel{
    order:2;
  }

  .viz{
    order:1;
  }
}

@media (max-width: 640px){
  .top{
    padding:20px 14px 12px;
  }

  .layout{
    padding:14px;
    gap:14px;
  }

  .viz,
  .panel{
    padding:14px;
  }

  .kpis{
    grid-template-columns:1fr;
  }

  .toolbar{
    gap:6px;
  }

  .toolbar input{
    width:84px;
  }
}

.season-story-card{
  margin-top:16px;
  background:linear-gradient(135deg, #111111 0%, #1A1A1A 100%);
  border:1px solid var(--line);
  border-left:4px solid var(--accent);
  border-radius:16px;
  padding:14px;
}

.storyLabel{
  font-size:22px;
  font-weight:800;
  line-height:1.1;
  color:var(--accent);
  margin-bottom:6px;
}

.storySubtitle{
  font-size:13px;
  font-weight:600;
  color:var(--text);
  margin-bottom:8px;
}

.storyExplanation{
  margin:0;
  font-size:13px;
  line-height:1.45;
  color:var(--muted);
}

.viz{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:14px;
  padding:16px;
}

.panel{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:14px;
  padding:16px;

  display:flex;
  flex-direction:column;
  justify-content:space-between;
  height:100%;
}

.chapter-controls{
  display:flex;
  gap:8px;
  margin-bottom:10px;
}

.chapter-dominance{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.panel-image{
  width:100%;
  max-height:240px;
  object-fit:cover;
  border-radius:10px;
  margin:10px 0 6px 0;
  border:1px solid var(--line);
}

.image-caption{
  font-size:12px;
  color:var(--muted);
  margin-top:-6px;
  margin-bottom:10px;
  line-height:1.4;
}

.top{
  padding:24px 18px 14px;
  border-bottom:1px solid var(--line);

  display:grid;
  grid-template-columns: 1.6fr 0.9fr;
  gap:28px;
  align-items:center;
}

.top-text{
  min-width:0;
}

.top h1{
  margin:0 0 8px 0;
  font-size:22px;
  color:var(--text);
}

.subtitle{
  margin:0 0 12px 0;
  color:var(--accent);
  font-weight:600;
  line-height:1.3;
}

.intro{
  margin:0;
  max-width:900px;
  color:var(--muted);
  line-height:1.45;
  font-size:14px;
}

.top{
  display:grid;
  grid-template-columns: 1.3fr 1.2fr;
  gap:28px;
  align-items:center;
}

.top-visual img{
  width:100%;
  height:100px;
  object-fit:cover;

  border-radius:12px;
  border:1px solid var(--line);
}

@media (max-width:900px){
  .top{
    grid-template-columns:1fr;
  }

  .top-visual{
    justify-content:flex-start;
    margin-top:10px;
  }

  .top-visual img{
    max-width:100%;
  }
}