:root { --bg: #0f0f0f; --card: #1a1a1a; --border: #2a2a2a; --primary: #4a9eff;
  --text: #e0e0e0; --text-secondary: #888; --accent: #ff6b35; --green: #22c55e; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg); color: var(--text); line-height: 1.6; }
.container { max-width: 1100px; margin: 0 auto; padding: 24px; }
.nav { display: flex; gap: 8px; margin-bottom: 24px; flex-wrap: wrap; }
.nav a { padding: 8px 16px; border-radius: 8px; color: var(--text-secondary);
  text-decoration: none; background: var(--card); border: 1px solid var(--border); font-size: 0.9em; }
.nav a.active { background: var(--primary); color: white; border-color: var(--primary); }
h1 { font-size: 1.8em; margin-bottom: 8px; }
h2 { font-size: 1.3em; margin: 24px 0 12px; color: var(--primary); }
h3 { font-size: 1.1em; margin: 16px 0 8px; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; margin: 16px 0; }
.stat-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px; text-align: center; }
.stat-card .number { font-size: 1.8em; font-weight: 700; color: var(--primary); }
.stat-card .label { font-size: 0.85em; color: var(--text-secondary); margin-top: 4px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px; margin-bottom: 16px; }
.card .header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 6px; font-size: 0.8em; margin: 2px; }
.tag-req { background: var(--primary); color: white; }
.tag-opt { background: var(--border); color: var(--text-secondary); }
.rank { background: var(--primary); color: white; padding: 3px 10px; border-radius: 12px; font-size: 0.85em; }
.shot-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; }
.shot-card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 14px; }
.shot-card h3 { margin: 0 0 6px; font-size: 1em; }
.shot-card .meta { font-size: 0.8em; color: var(--text-secondary); margin-bottom: 6px; }
.shot-card .guide { font-size: 0.9em; margin-bottom: 8px; }
.shot-card .tip { font-size: 0.85em; color: var(--accent); padding: 6px 10px; background: rgba(255,107,53,0.1); border-radius: 6px; }
.seq-step { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--border); }
.seq-step:last-child { border-bottom: none; }
.seq-num { width: 28px; height: 28px; border-radius: 50%; background: var(--primary); color: white; display: flex; align-items: center; justify-content: center; font-size: 0.8em; font-weight: 700; flex-shrink: 0; }
.seq-num.opt { background: var(--border); color: var(--text-secondary); }
.copywriting-box { background: var(--card); border-left: 3px solid var(--primary); padding: 10px 14px; margin: 8px 0; border-radius: 0 8px 8px 0; font-size: 0.9em; }
video { max-width: 100%; border-radius: 8px; margin: 4px 0; }
.example-count { font-size: 0.75em; color: var(--text-secondary); }