@import"https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;600;700&display=swap";:root{--font-main: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", monospace;--bg-dark: #090d16;--card-dark: #131b2e;--panel-dark: #19243c;--border-dark: #2a3859;--border-glow-dark: rgba(56, 189, 248, .3);--text-main-dark: #f8fafc;--text-muted-dark: #94a3b8;--primary: #38bdf8;--primary-hover: #0ea5e9;--accent-pink: #f43f5e;--accent-emerald: #10b981;--accent-purple: #a855f7;--accent-amber: #f59e0b;--bg: var(--bg-dark);--card: var(--card-dark);--panel: var(--panel-dark);--border: var(--border-dark);--border-glow: var(--border-glow-dark);--text-main: var(--text-main-dark);--text-muted: var(--text-muted-dark);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .2);--shadow-md: 0 8px 24px rgba(0, 0, 0, .35);--shadow-lg: 0 16px 36px rgba(0, 0, 0, .5);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 18px}[data-theme=light]{--bg: #f8fafc;--card: #ffffff;--panel: #f1f5f9;--border: #cbd5e1;--border-glow: rgba(14, 165, 233, .2);--text-main: #0f172a;--text-muted: #64748b}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-main);background-color:var(--bg);color:var(--text-main);line-height:1.5;min-height:100vh;padding:16px 16px 60px;transition:background-color .3s ease,color .3s ease}header{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px;padding:16px 20px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.brand-title{display:flex;align-items:center;gap:12px}.brand-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--primary),var(--accent-purple));border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:800;color:#fff;font-size:1.3rem;box-shadow:0 0 16px #38bdf866}.brand-text h1{font-size:1.35rem;font-weight:800;letter-spacing:-.02em;background:linear-gradient(135deg,#fff 0%,var(--primary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}[data-theme=light] .brand-text h1{background:linear-gradient(135deg,#0f172a,#0284c7);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.brand-text p{font-size:.8rem;color:var(--text-muted)}.top-actions{display:flex;align-items:center;gap:8px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 14px;border-radius:var(--radius-sm);font-family:var(--font-main);font-weight:600;font-size:.88rem;border:1px solid transparent;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);-webkit-user-select:none;user-select:none;white-space:nowrap}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-hover));color:#0b1120;font-weight:700;box-shadow:0 4px 12px #38bdf84d}.btn-primary:hover{transform:translateY(-1.5px);box-shadow:0 6px 16px #38bdf873}.btn-secondary{background:var(--panel);border-color:var(--border);color:var(--text-main)}.btn-secondary:hover{background:var(--border);color:var(--text-main)}.btn-danger{background:#ef444426;border-color:#ef44444d;color:#ef4444}.btn-danger:hover{background:#ef4444;color:#fff}.control-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-bottom:16px}.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px;box-shadow:var(--shadow-sm)}.panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.panel-title{font-size:.9rem;font-weight:700;color:var(--text-main);text-transform:uppercase;letter-spacing:.05em;display:flex;align-items:center;gap:8px}.preset-pills{display:flex;flex-wrap:wrap;gap:6px}.preset-pill{padding:6px 12px;background:var(--panel);border:1px solid var(--border);border-radius:20px;font-size:.8rem;font-weight:600;color:var(--text-muted);cursor:pointer;transition:all .2s ease}.preset-pill:hover,.preset-pill.active{background:#38bdf826;border-color:var(--primary);color:var(--primary)}.input-row{display:flex;gap:10px;align-items:center}.input-label{font-size:.8rem;font-weight:600;color:var(--text-muted);display:block;margin-bottom:4px}input[type=text],input[type=number]{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-main);padding:8px 12px;font-family:var(--font-main);font-size:.92rem;outline:none;width:100%;transition:border-color .2s,box-shadow .2s}input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--border-glow)}.toggle-group{display:inline-flex;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:3px;gap:2px;width:100%}.toggle-option{flex:1;text-align:center;padding:6px 8px;font-size:.8rem;font-weight:600;color:var(--text-muted);border-radius:6px;cursor:pointer;transition:all .2s ease}.toggle-option.active{background:var(--card);color:var(--primary);box-shadow:var(--shadow-sm)}.error-banner{background:#ef444426;border:1px solid #ef4444;color:#ef4444;border-radius:var(--radius-md);padding:10px 16px;font-size:.88rem;font-weight:600;margin-bottom:16px}.table-wrapper{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;box-shadow:var(--shadow-md);margin-bottom:16px}.table-header-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.table-card-title{font-size:1.05rem;font-weight:800;color:var(--text-main)}.grid-table-container{overflow-x:auto}.contingency-table{width:100%;border-collapse:separate;border-spacing:8px;font-family:var(--font-main)}.contingency-table th{padding:10px;font-weight:700;text-align:center;font-size:.9rem}.corner-cell{background:transparent;width:120px}.col-header-cell,.row-header-cell{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--primary)}.margin-header-cell{background:#a855f71f;border:1px solid rgba(168,85,247,.3);border-radius:var(--radius-sm);color:var(--accent-purple)}.cell-wrapper{position:relative;display:flex;align-items:center}.contingency-table input[type=number]{padding:12px 14px;font-family:var(--font-mono);font-size:1.05rem;font-weight:700;text-align:center;border-radius:var(--radius-md);border:2px solid var(--border);background:var(--bg);color:var(--text-main);transition:all .2s cubic-bezier(.4,0,.2,1)}.cell-wrapper.is-user input{border-color:var(--primary);background:#38bdf814;color:var(--text-main);box-shadow:0 0 12px #38bdf840}.cell-wrapper.is-auto input{border-color:var(--accent-emerald);background:#10b98114;color:var(--accent-emerald)}.cell-wrapper.is-error input{border-color:#ef4444;background:#ef44441f;color:#ef4444}.cell-badge{position:absolute;top:-8px;right:6px;font-size:.68rem;font-weight:800;padding:2px 6px;border-radius:6px;text-transform:uppercase;pointer-events:none;opacity:0;transition:opacity .2s ease}.cell-wrapper.is-user .cell-badge{opacity:1;background:var(--primary);color:#0b1120}.cell-wrapper.is-auto .cell-badge{opacity:1;background:var(--accent-emerald);color:#052e16}.cell-wrapper.is-error .cell-badge{opacity:1;background:#ef4444;color:#fff}.analysis-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px}.stats-list{display:flex;flex-direction:column;gap:8px}.stat-row{display:flex;justify-content:space-between;align-items:center;background:var(--panel);border:1px solid var(--border);padding:8px 12px;border-radius:var(--radius-sm);font-size:.88rem}.stat-label{font-weight:600;color:var(--text-muted)}.stat-val{font-family:var(--font-mono);font-weight:800;color:var(--primary)}.indep-badge{display:inline-block;padding:6px 14px;border-radius:20px;font-size:.85rem;font-weight:800;margin-bottom:10px;background:var(--panel);border:1px solid var(--border);color:var(--text-muted)}.indep-badge.independent{background:#10b98126;border-color:var(--accent-emerald);color:var(--accent-emerald)}.indep-badge.dependent{background:#f43f5e26;border-color:var(--accent-pink);color:var(--accent-pink)}.indep-proof{font-size:.85rem;color:var(--text-muted);line-height:1.5}.mobile-scroll-arrow{display:none}@media (max-width: 768px){.mobile-scroll-arrow{display:flex;align-items:center;justify-content:center;position:fixed;top:14px;right:14px;width:34px;height:34px;border-radius:50%;background:var(--card);border:1.5px solid var(--primary);color:var(--primary);font-size:1.1rem;font-weight:800;box-shadow:0 4px 12px #0006;z-index:1200;cursor:pointer;transition:transform .3s cubic-bezier(.4,0,.2,1),background-color .2s}.mobile-scroll-arrow:active{transform:scale(.9)}header{flex-direction:column;align-items:flex-start}.contingency-table th,.contingency-table td{padding:4px}.contingency-table input[type=number]{padding:8px;font-size:.95rem}}