:root{--bg: #f4eee2;--surface: #ffffff;--surface-alt: #f5e8de;--border: #e3d7c4;--text: #2b1d12;--text-soft: #5a4632;--muted: #9b8870;--primary: #7a2f00;--primary-hover: #5e2400;--primary-soft: #f5e8de;--danger: #b91c1c;--danger-soft: #fde8e8}*{box-sizing:border-box}body,html,#root{margin:0;font-family:Segoe UI,system-ui,sans-serif;font-size:14px;color:var(--text);background:var(--bg);height:100%}.centered{display:grid;place-items:center;min-height:100vh;color:var(--muted)}.pane{padding:16px;display:flex;flex-direction:column;gap:12px}.pane-head{display:flex;justify-content:space-between;align-items:center;font-size:.85rem}h1{font-size:1.2rem;margin:0}.muted{color:var(--muted)}.small{font-size:.78rem}.field{display:flex;flex-direction:column;gap:4px}.field-label{font-size:.72rem;font-weight:600;color:var(--text-soft);text-transform:uppercase;letter-spacing:.08em}.field input,.field textarea{padding:8px 10px;border:1px solid var(--border);border-radius:4px;font-size:.9rem;background:var(--surface);font-family:inherit;width:100%;resize:vertical}.case-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:4px;max-height:160px;overflow-y:auto}.case-row{background:var(--surface);border:1px solid var(--border);border-radius:4px;padding:6px 10px;text-align:left;cursor:pointer;font-family:inherit;font-size:.85rem;width:100%}.case-row.is-on{background:var(--primary-soft);border-color:var(--primary)}.case-title{font-weight:600}.toggle{display:flex;align-items:center;gap:6px;font-size:.85rem;cursor:pointer}.btn{font-family:inherit;font-size:.92rem;font-weight:600;padding:9px 14px;border-radius:4px;border:1px solid transparent;cursor:pointer}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:disabled{background:var(--muted);cursor:not-allowed}.btn-ghost{background:transparent;color:var(--text-soft);border-color:var(--border)}.btn-block{width:100%}.btn-link{background:none;border:none;color:var(--muted);cursor:pointer;font-family:inherit;text-decoration:underline;font-size:.78rem}.error-box{background:var(--danger-soft);color:var(--danger);padding:8px 10px;border-radius:4px;font-size:.85rem}.answer-box{background:var(--surface);border:1px solid var(--border);border-radius:4px;padding:12px;display:flex;flex-direction:column;gap:8px}.answer-text{white-space:pre-wrap;font-size:.9rem;line-height:1.5}.src-list{list-style:none;padding:0;margin:6px 0 0;display:flex;flex-direction:column;gap:6px;font-size:.82rem}