*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#f5f5f5;color:#333;line-height:1.5}.survey-container{max-width:600px;margin:0 auto;padding:24px 16px;min-height:100vh}.survey-page{background:#fff;border-radius:12px;padding:24px;box-shadow:0 1px 3px #0000001a}.survey-content{font-size:18px;margin-bottom:20px;line-height:1.6}.survey-options{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.survey-option{display:flex;align-items:center;gap:12px;padding:12px 16px;border:2px solid #e0e0e0;border-radius:8px;cursor:pointer;transition:border-color .15s,background .15s}.survey-option:hover{border-color:#999}.survey-option.selected{border-color:#2563eb;background:#eff6ff}.survey-option input{accent-color:#2563eb}.survey-textarea,.survey-input{width:100%;padding:12px;border:2px solid #e0e0e0;border-radius:8px;font-size:16px;font-family:inherit;margin-bottom:20px;transition:border-color .15s}.survey-textarea:focus,.survey-input:focus{outline:none;border-color:#2563eb}.survey-likert{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap;justify-content:center}.survey-likert-btn{padding:10px 16px;border:2px solid #e0e0e0;border-radius:8px;background:#fff;cursor:pointer;font-size:14px;transition:border-color .15s,background .15s}.survey-likert-btn:hover{border-color:#999}.survey-likert-btn.selected{border-color:#2563eb;background:#eff6ff;color:#2563eb;font-weight:600}.survey-submit{display:block;width:100%;padding:14px;background:#2563eb;color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:background .15s}.survey-submit:hover:not(:disabled){background:#1d4ed8}.survey-submit:disabled{background:#93c5fd;cursor:not-allowed}.survey-loading{text-align:center;padding:48px 0;color:#666}.survey-error{color:#dc2626;background:#fef2f2;padding:16px;border-radius:8px;border:1px solid #fecaca}.survey-completed{text-align:center;color:#16a34a;font-weight:600;margin-bottom:16px}.landing-container{max-width:800px;margin:0 auto;padding:24px 16px;min-height:100vh;display:flex;align-items:center;justify-content:center}.landing-hero{text-align:center}.landing-title{font-size:48px;font-weight:800;color:#1e293b;margin-bottom:12px;letter-spacing:-.02em}.landing-subtitle{font-size:20px;color:#64748b;margin-bottom:8px;max-width:540px;margin-left:auto;margin-right:auto}.landing-detail{font-size:16px;color:#94a3b8;margin-bottom:32px}.landing-cta{display:inline-block;padding:16px 40px;background:#2563eb;color:#fff;border:none;border-radius:10px;font-size:18px;font-weight:600;cursor:pointer;transition:background .15s,transform .1s}.landing-cta:hover{background:#1d4ed8;transform:translateY(-1px)}.landing-cta:active{transform:translateY(0)}.reveal-section{max-width:1100px;margin:0 auto;padding:48px 16px}.reveal-title{font-size:28px;font-weight:700;color:#1e293b;margin-bottom:24px;text-align:center}.reveal-yaml-wrapper{display:flex;gap:16px;margin-bottom:32px}.reveal-yaml-wrapper h3{font-size:14px;font-weight:600;color:#64748b;text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}.reveal-yaml-col{flex:1;min-width:0}.reveal-yaml{background:#1e293b;color:#e2e8f0;padding:20px;border-radius:10px;font-size:12px;font-family:SF Mono,Fira Code,Cascadia Code,monospace;overflow-x:auto;max-height:500px;overflow-y:auto;line-height:1.6;white-space:pre}.reveal-description{font-size:18px;color:#475569;text-align:center;margin-bottom:24px;line-height:1.7}.playground{height:100vh;display:flex;flex-direction:column;overflow:hidden}.playground-header{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:#1e293b;color:#fff;flex-shrink:0}.playground-header h2{font-size:18px;font-weight:600}.playground-actions{display:flex;gap:8px}.playground-btn{padding:8px 16px;background:#334155;color:#e2e8f0;border:1px solid #475569;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer;transition:background .15s}.playground-btn:hover{background:#475569}.playground-main{display:flex;flex:1;min-height:0}.playground-editors{flex:1;display:flex;flex-direction:column;min-width:0;border-right:1px solid #e2e8f0}.playground-editor-pane{flex:1;display:flex;flex-direction:column;min-height:0}.playground-editor-pane+.playground-editor-pane{border-top:1px solid #e2e8f0}.playground-label{display:block;padding:8px 12px;font-size:12px;font-weight:600;color:#64748b;text-transform:uppercase;letter-spacing:.05em;background:#f8fafc;border-bottom:1px solid #e2e8f0;flex-shrink:0}.playground-textarea{flex:1;width:100%;padding:12px;border:none;resize:none;font-size:13px;font-family:SF Mono,Fira Code,Cascadia Code,monospace;line-height:1.5;background:#fff;color:#1e293b;outline:none;min-height:0}.playground-preview{flex:1;display:flex;flex-direction:column;min-width:0;min-height:0}.playground-preview-inner{flex:1;overflow-y:auto;padding:24px}.playground-errors{background:#fef2f2;border:1px solid #fecaca;border-radius:8px;padding:12px 16px;margin-bottom:16px}.playground-error-line{font-size:13px;color:#dc2626;font-family:SF Mono,Fira Code,Cascadia Code,monospace;margin-bottom:4px}.playground-error-line:last-child{margin-bottom:0}.playground-empty{color:#94a3b8;text-align:center;padding:48px 0}@media(max-width:768px){.reveal-yaml-wrapper,.playground-main{flex-direction:column}.playground-editors{border-right:none;border-bottom:1px solid #e2e8f0;max-height:50vh}}.get-started{max-width:640px;margin:40px auto;padding:0 20px}.get-started h1{font-size:2rem;margin-bottom:4px}.get-started .subtitle{color:#64748b;margin-bottom:32px}.get-started .prereq{color:#b45309;background:#fef3c7;padding:8px 12px;border-radius:6px;font-size:.9rem}.get-started h3{margin-top:24px}.tabs{display:flex;gap:4px;border-bottom:2px solid #e2e8f0;margin-bottom:24px}.tabs button{padding:8px 16px;border:none;background:none;cursor:pointer;font-size:.95rem;color:#64748b;border-bottom:2px solid transparent;margin-bottom:-2px}.tabs button.active{color:#2563eb;border-bottom-color:#2563eb}.tab-content{min-height:300px}.copy-block{display:flex;align-items:center;gap:8px;background:#f8fafc;border:1px solid #e2e8f0;border-radius:6px;padding:8px 12px;margin:8px 0 16px}.copy-block code{flex:1;font-size:.85rem;word-break:break-all}.copy-block button{padding:4px 12px;border:1px solid #cbd5e1;border-radius:4px;background:#fff;cursor:pointer;font-size:.85rem;white-space:nowrap}.copy-button-large{padding:12px 24px;background:#2563eb;color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:1rem;width:100%;margin:8px 0}.get-started .note{font-size:.85rem;color:#94a3b8}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 16px}.login-card{background:#fff;border-radius:12px;padding:40px 36px;box-shadow:0 1px 3px #0000001a,0 4px 16px #0000000f;width:100%;max-width:380px}.login-title{font-size:1.75rem;font-weight:800;color:#1e293b;margin-bottom:6px;letter-spacing:-.02em}.login-subtitle{color:#64748b;margin-bottom:28px;font-size:.95rem}.login-form{display:flex;flex-direction:column;gap:12px}.login-input{width:100%;padding:10px 14px;border:1.5px solid #e2e8f0;border-radius:8px;font-size:1rem;font-family:inherit;color:#1e293b;transition:border-color .15s}.login-input:focus{outline:none;border-color:#2563eb}.login-btn-primary{display:block;width:100%;padding:11px;background:#2563eb;color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;text-align:center;text-decoration:none;transition:background .15s;margin-top:4px}.login-btn-primary:hover:not(:disabled){background:#1d4ed8}.login-btn-primary:disabled{background:#93c5fd;cursor:not-allowed}.login-btn-secondary{display:block;width:100%;padding:10px;background:#f1f5f9;color:#475569;border:none;border-radius:8px;font-size:.95rem;font-weight:500;cursor:pointer;transition:background .15s}.login-btn-secondary:hover{background:#e2e8f0}.login-error{background:#fef2f2;border:1px solid #fecaca;color:#dc2626;padding:10px 14px;border-radius:8px;font-size:.9rem;margin-bottom:16px}.login-success{font-size:1.25rem;font-weight:700;color:#16a34a;margin-bottom:8px}.login-token-hint{font-size:.8rem;color:#94a3b8;margin-bottom:24px}.login-actions{display:flex;flex-direction:column;gap:10px}.login-loading{text-align:center;color:#64748b;padding:24px 0}