:root{--bg:#f8f9fa;--surface:#ffffff;--border:#dee2e6;--text:#212529;--text-muted:#6c757d;--primary:#1a73e8;--primary-hover:#1557b0;--danger:#d93025;--danger-hover:#b52a1e;--success:#188038;--radius:8px;--shadow:0 1px 3px rgba(0,0,0,0.12),0 1px 2px rgba(0,0,0,0.08);--shadow-lg:0 4px 12px rgba(0,0,0,0.15)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}body{font-family:Google Sans,Roboto,Arial,sans-serif;font-size:14px;background:var(--bg);color:var(--text);min-height:100vh;flex-direction:column;padding:32px 16px}body,header{display:flex;align-items:center}header{width:100%;max-width:600px;gap:12px;margin-bottom:32px}header h1{font-size:22px;font-weight:500;color:var(--text)}.logo{width:32px;height:32px;background:var(--primary);border-radius:6px;display:flex;align-items:center;justify-content:center;color:white;font-weight:700;font-size:16px;flex-shrink:0}.screen{width:100%;max-width:600px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.card,.card h2{margin-bottom:16px}.card h2{font-size:16px;font-weight:500;color:var(--text)}.field{margin-bottom:16px}.field label{display:block;font-size:12px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}.field input,.field select{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;color:var(--text);background:var(--surface);transition:border-color .15s;outline:none}.field input:focus,.field select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,115,232,.15)}.field input::placeholder{color:var(--text-muted)}.btn{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;border:none;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;transition:background .15s,opacity .15s;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:white}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--surface);color:var(--primary);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--bg)}.btn-danger{background:var(--danger);color:white}.btn-danger:hover:not(:disabled){background:var(--danger-hover)}.btn-sm{padding:5px 12px;font-size:12px}.btn-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:4px}.radio-group{display:flex;gap:16px}.radio-group label{display:flex;align-items:center;gap:6px;cursor:pointer;font-size:14px;color:var(--text);text-transform:none;letter-spacing:0;font-weight:400}.radio-group input[type=radio]{width:auto;accent-color:var(--primary)}.inline-create{display:flex;gap:8px;align-items:center;margin-top:8px}.inline-create input{flex:1 1;padding:6px 10px;border:1px solid var(--border);border-radius:var(--radius);font-size:13px;outline:none;width:auto}.inline-create input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,115,232,.15)}.estimate-badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:12px;font-size:12px;font-weight:500}.estimate-badge.has-results{background:rgba(24,128,56,.1);color:var(--success)}.estimate-badge.no-results{background:rgba(217,48,37,.1);color:var(--danger)}.msg{font-size:13px;padding:8px 12px;border-radius:var(--radius);margin-top:8px}.msg.error{background:rgba(217,48,37,.08);color:var(--danger)}.msg.success{background:rgba(24,128,56,.08);color:var(--success)}.msg.info{background:rgba(26,115,232,.08);color:var(--primary)}details{margin-top:16px;border:1px solid var(--border);border-radius:var(--radius)}details summary{padding:12px 16px;cursor:pointer;font-weight:500;font-size:13px;color:var(--text-muted);-webkit-user-select:none;-moz-user-select:none;user-select:none;list-style:none;display:flex;align-items:center;gap:8px}details summary::-webkit-details-marker{display:none}details summary:before{content:"▶";font-size:10px;transition:transform .2s}details[open] summary:before{transform:rotate(90deg)}details .instructions{padding:0 16px 16px;font-size:13px;line-height:1.7;color:var(--text)}details .instructions ol{padding-left:20px}details .instructions li{margin-bottom:6px}details .instructions code{background:var(--bg);padding:1px 5px;border-radius:3px;font-size:12px;font-family:monospace;border:1px solid var(--border)}.progress-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:100;display:flex;align-items:center;justify-content:center}.progress-modal{background:var(--surface);border-radius:12px;padding:32px;width:440px;max-width:calc(100vw - 32px);box-shadow:var(--shadow-lg);text-align:center}.progress-modal h3{font-size:16px;font-weight:500;margin-bottom:8px}.progress-modal .progress-status{font-size:13px;color:var(--text-muted);margin-bottom:20px;min-height:20px}.progress-modal progress{width:100%;height:8px;border-radius:4px;-moz-appearance:none;appearance:none;-webkit-appearance:none;border:none;background:var(--bg);overflow:hidden;margin-bottom:24px}.progress-modal progress::-webkit-progress-bar{background:var(--bg)}.progress-modal progress::-webkit-progress-value{background:var(--primary);border-radius:4px;-webkit-transition:width .3s;transition:width .3s}.progress-modal progress::-moz-progress-bar{background:var(--primary);border-radius:4px}.progress-modal .done-msg{font-size:14px;font-weight:500;margin-bottom:16px}.user-info{display:flex;align-items:center;gap:8px;margin-left:auto;font-size:13px;color:var(--text-muted)}