:root{--bg: #1a1410;--panel: #241c17;--border: #3a2f25;--fg: #f0e6dc;--muted: #a89888;--accent: #e8a04a;--accent-2: #c8732a;--good: #6ec46e;--bad: #d96666}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;background:var(--bg);color:var(--fg);font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:14px}body{background-image:radial-gradient(circle at 20% 10%,rgba(232,160,74,.06) 0%,transparent 40%),radial-gradient(circle at 80% 80%,rgba(200,115,42,.05) 0%,transparent 50%)}.app{max-width:1280px;margin:0 auto;padding:28px 28px 60px;display:flex;flex-direction:column;gap:18px}header h1{font-size:32px;margin:0 0 4px;letter-spacing:-.5px;font-family:Georgia,Times New Roman,serif;font-weight:700}.rock{display:inline-block;transform:translateY(2px);margin-right:6px}.tag{margin:0;color:var(--muted);font-style:italic}.controls{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.mode-toggle{display:inline-flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}.mode-toggle button{background:transparent;border:none;color:var(--muted);padding:8px 14px;cursor:pointer;font:inherit;transition:background .15s,color .15s}.mode-toggle button:hover{color:var(--fg)}.mode-toggle button.active{background:var(--accent);color:#1a1410;font-weight:700}.example-picker,.ai-controls input{background:var(--panel);color:var(--fg);border:1px solid var(--border);border-radius:6px;padding:8px 12px;font:inherit}.example-picker{cursor:pointer}.rules{display:flex;flex-wrap:wrap;gap:16px;padding:10px 14px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.rules label{display:flex;align-items:center;gap:6px;color:var(--muted);cursor:pointer}.rules input[type=checkbox]{accent-color:var(--accent)}.ai-controls{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.ai-controls input{flex:1 1 320px;min-width:200px}.ai-controls button{background:var(--accent);color:#1a1410;border:none;border-radius:6px;padding:8px 16px;cursor:pointer;font:inherit;font-weight:700}.ai-controls button:disabled{opacity:.4;cursor:not-allowed}.ai-controls button.ghost{background:transparent;color:var(--muted);border:1px solid var(--border);font-weight:400}.err{background:#d966661f;border:1px solid var(--bad);border-radius:6px;padding:10px 14px;color:#f4b5b5}.panes{display:grid;grid-template-columns:1fr auto 1fr;gap:14px;align-items:stretch}@media (max-width: 820px){.panes{grid-template-columns:1fr}.arrow{transform:rotate(90deg);margin:8px 0}}.pane{background:var(--panel);border:1px solid var(--border);border-radius:10px;display:flex;flex-direction:column;min-height:360px;overflow:hidden}.pane-head{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--border);background:#00000026;font-weight:700;letter-spacing:.5px;text-transform:uppercase;font-size:11px}.pane-head .count{margin-left:auto;color:var(--accent);font-size:12px;letter-spacing:0;text-transform:none;font-weight:400}.pane-head .copy{margin-left:8px}.pane textarea{flex:1;background:transparent;color:var(--fg);border:none;resize:none;padding:14px;font:inherit;font-size:13px;line-height:1.55;outline:none}.arrow{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:4px;min-width:100px;padding:0 8px}.arrow-pct{font-size:28px;font-weight:700;font-family:Georgia,serif}.arrow-pct[data-positive=true]{color:var(--good)}.arrow-pct[data-positive=false]{color:var(--bad)}.arrow-saved{color:var(--muted);font-size:12px;text-align:center}button.ghost{background:transparent;color:var(--muted);border:1px solid var(--border);border-radius:4px;padding:4px 10px;cursor:pointer;font:inherit;font-size:11px}button.ghost:hover:not(:disabled){color:var(--fg);border-color:var(--accent)}button.ghost:disabled{opacity:.4;cursor:not-allowed}footer{margin-top:8px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:12px;border-top:1px solid var(--border);padding-top:12px}footer code{background:var(--panel);padding:1px 6px;border-radius:3px;border:1px solid var(--border)}footer a{color:var(--accent);text-decoration:none}footer a:hover{text-decoration:underline}