:root{--bg-primary:#0d1117;--bg-surface:#161b22;--bg-surface-elevated:#21262d;--bg-surface-hover:#292e36;--border-color:#30363d;--border-subtle:#21262d;--accent-bull:#00d4aa;--accent-bull-glow:#00d4aa33;--accent-bull-subtle:#00d4aa1f;--accent-bear:#ff4757;--accent-bear-glow:#ff475733;--accent-bear-subtle:#ff47571f;--accent-neutral:#ffa502;--accent-neutral-subtle:#ffa5021f;--accent-blue:#388bfd;--accent-blue-subtle:#388bfd1f;--accent-purple:#a371f7;--accent-purple-subtle:#a371f71f;--text-primary:#e6edf3;--text-secondary:#8b949e;--text-muted:#6e7681;--text-bright:#fff;--font-sans:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono:"JetBrains Mono", "Fira Code", monospace;--sidebar-width:300px;--header-height:64px}[data-theme=light]{--bg-primary:#f6f8fa;--bg-surface:#fff;--bg-surface-elevated:#eaeef2;--bg-surface-hover:#e1e4e8;--border-color:#d0d7de;--border-subtle:#e1e4e8;--accent-bull:#0fa573;--accent-bull-glow:#0fa57333;--accent-bull-subtle:#0fa5731f;--accent-bear:#e53935;--accent-bear-glow:#e5393533;--accent-bear-subtle:#e539351f;--accent-neutral:#d97706;--accent-neutral-subtle:#d977061f;--accent-blue:#1d6ae5;--accent-blue-subtle:#1d6ae51f;--text-primary:#1f2328;--text-secondary:#57606a;--text-muted:#8c959f;--text-bright:#000}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:15px;line-height:1.6}body{min-height:100vh;overflow-x:hidden}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}h1,h2,h3,h4,h5,h6{color:var(--text-bright);font-weight:700;line-height:1.25}code,pre,.font-mono{font-family:var(--font-mono)}a{color:var(--accent-bull);text-decoration:none;transition:opacity 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var(--accent-bull);border-radius:8px;padding:1.5rem}.badge{font-size:.75rem;font-weight:600;font-family:var(--font-mono);letter-spacing:.03em;text-transform:uppercase;border-radius:4px;align-items:center;gap:.35rem;padding:.2rem .6rem;display:inline-flex}.badge-bull{background:var(--accent-bull-subtle);color:var(--accent-bull);border:1px solid #00d4aa4d}.badge-bear{background:var(--accent-bear-subtle);color:var(--accent-bear);border:1px solid #ff47574d}.badge-neutral{background:var(--accent-neutral-subtle);color:var(--accent-neutral);border:1px solid #ffa5024d}.badge-blue{background:var(--accent-blue-subtle);color:var(--accent-blue);border:1px solid #388bfd4d}.badge-purple{background:var(--accent-purple-subtle);color:var(--accent-purple);border:1px solid #a371f74d}.btn{cursor:pointer;font-size:.875rem;font-weight:600;font-family:var(--font-sans);border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;gap:.5rem;padding:.6rem 1.2rem;transition:all .2s;display:inline-flex}.btn-primary{background:var(--accent-bull);color:#000}.btn-primary:hover{box-shadow:0 0 15px var(--accent-bull-glow);background:#05f0c2}.btn-outline{color:var(--text-primary);border-color:var(--border-color);background:0 0}.btn-outline:hover{background:var(--bg-surface-elevated);border-color:var(--text-secondary)}.section-header-block{margin-bottom:2rem}.section-eyebrow{font-family:var(--font-mono);color:var(--accent-bull);align-items:center;gap:.75rem;margin-bottom:.5rem;font-size:.85rem;font-weight:600;display:flex}.section-title{letter-spacing:-.02em;color:var(--text-bright);margin-bottom:1rem;font-size:2.25rem;font-weight:800}.section-desc{color:var(--text-secondary);font-size:1.1rem;line-height:1.7}.subtopic-container{border-top:1px dashed var(--border-subtle);margin-top:2.5rem;padding-top:2.5rem}.subtopic-title{align-items:center;gap:.75rem;margin-bottom:1rem;font-size:1.5rem;font-weight:700;display:flex}.rule-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.25rem;margin:1.5rem 0;display:grid}.rule-box{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:6px;padding:1.25rem}.rule-box-header{font-family:var(--font-mono);align-items:center;gap:.5rem;margin-bottom:.5rem;font-size:.85rem;font-weight:700;display:flex}.callout{border-radius:6px;gap:1rem;margin:1.25rem 0;padding:1.25rem 1.5rem;font-size:.95rem;display:flex}.callout-pro-tip{background:var(--accent-bull-subtle);border-left:4px solid var(--accent-bull);color:var(--text-primary)}.callout-warning{background:var(--accent-bear-subtle);border-left:4px solid var(--accent-bear);color:var(--text-primary)}.callout-edge-case{background:var(--accent-neutral-subtle);border-left:4px solid var(--accent-neutral);color:var(--text-primary)}.chart-container{border:1px solid var(--border-color);background:#080b0f;border-radius:8px;margin:1.75rem 0;padding:1.5rem;position:relative;overflow:hidden;box-shadow:0 8px 24px #0006}.chart-header{border-bottom:1px solid var(--border-subtle);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;margin-bottom:1rem;padding-bottom:.75rem;display:flex}.chart-title{font-family:var(--font-mono);color:var(--text-bright);align-items:center;gap:.5rem;font-size:.9rem;font-weight:700;display:flex}.chart-legend{font-size:.8rem;font-family:var(--font-mono);align-items:center;gap:1rem;display:flex}.legend-item{align-items:center;gap:.4rem;display:flex}.legend-dot{border-radius:50%;width:8px;height:8px}.svg-chart{-webkit-user-select:none;user-select:none;width:100%;height:auto;display:block}@keyframes pulseGlow{0%,to{opacity:.4}50%{opacity:.8}}.pulse-element{animation:2.5s infinite 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(max-width:768px){:root{--header-height:58px}.hero-container{padding:2.25rem 1rem 1.75rem!important}.content-section{padding:2rem 1rem!important}.section-title{font-size:1.65rem!important;line-height:1.25!important}.section-desc{font-size:.95rem!important;line-height:1.6!important}.subtopic-container{margin-top:1.75rem!important;padding-top:1.75rem!important}.subtopic-title{font-size:1.2rem!important;line-height:1.3!important}.rule-grid{grid-template-columns:1fr!important;gap:.85rem!important}.rules-dual-grid{grid-template-columns:1fr!important;gap:1rem!important}.terminal-card{padding:1.15rem!important}.callout{gap:.75rem!important;padding:1rem!important;font-size:.9rem!important}.status-badge-desktop{display:none!important}.chart-container{border-radius:6px!important;margin:1.25rem 0!important;padding:1rem .75rem!important}.chart-mobile-hint{font-family:var(--font-mono);color:var(--accent-bull);background:#00d4aa14;border:1px solid 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(max-width:480px){.header-progress-label{display:none!important}.hero-stats-grid{grid-template-columns:1fr!important;gap:.75rem!important}.btn{min-height:42px}input[type=number],input[type=text]{min-height:42px;font-size:16px!important}}