:root{--bg: #f8fafc;--bg-subtle: #f1f5f9;--card: #ffffff;--text: #0f172a;--text-secondary: #475569;--muted: #94a3b8;--border: #e2e8f0;--border-light: #f1f5f9;--accent: #4f46e5;--accent-hover: #4338ca;--accent-soft: #eef2ff;--accent-glow: rgba(79, 70, 229, .12);--success: #059669;--success-soft: #ecfdf5;--danger: #dc2626;--danger-soft: #fef2f2;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 12px rgba(0, 0, 0, .05);--shadow-lg: 0 8px 30px rgba(0, 0, 0, .08);--shadow-accent: 0 4px 14px rgba(79, 70, 229, .25);--transition: .2s cubic-bezier(.4, 0, .2, 1);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{margin:0;background:var(--bg);min-height:100vh}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{background:#fff;border-bottom:1px solid var(--border);padding:16px 24px;position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffd9}.app-header-inner{max-width:860px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.app-logo{font-size:15px;font-weight:700;color:var(--accent);letter-spacing:-.02em;display:flex;align-items:center;gap:8px}.app-logo .logo-icon{width:28px;height:28px;background:linear-gradient(135deg,var(--accent),#7c3aed);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:700}main{max-width:860px;width:100%;margin:0 auto;padding:32px 24px 80px;flex:1}.stepper{display:flex;align-items:center;gap:0;padding:0;list-style:none}.stepper-step{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--muted);white-space:nowrap;transition:color var(--transition)}.stepper-step.active{color:var(--accent)}.stepper-step.completed{color:var(--success)}.stepper-dot{width:24px;height:24px;border-radius:50%;border:2px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;transition:all var(--transition);flex-shrink:0}.stepper-step.active .stepper-dot{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:var(--shadow-accent)}.stepper-step.completed .stepper-dot{background:var(--success);border-color:var(--success);color:#fff}.stepper-line{flex:1;height:2px;background:var(--border);margin:0 8px;min-width:16px;border-radius:1px;transition:background var(--transition)}.stepper-line.completed{background:var(--success)}h1{font-size:26px;font-weight:700;letter-spacing:-.03em;color:var(--text);margin-bottom:4px;line-height:1.2}h2{font-size:20px;font-weight:600;letter-spacing:-.02em;margin-bottom:4px}h3{font-size:16px;font-weight:600;margin-bottom:4px}.page-header{margin-bottom:28px}.page-header p{color:var(--text-secondary);font-size:15px;margin-top:6px;max-width:600px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-md);transition:box-shadow var(--transition)}.card+.card{margin-top:16px}.section{margin:20px 0}.row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.actions{display:flex;gap:12px;align-items:center;padding-top:24px;margin-top:8px;border-top:1px solid var(--border-light)}.actions .spacer{flex:1}label{display:block;margin:6px 0;color:var(--text);font-size:14px}.field-label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px}input[type=text],input[type=number],textarea,select{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--card);font-family:inherit;font-size:14px;color:var(--text);transition:border-color var(--transition),box-shadow var(--transition)}input[type=text]:focus,input[type=number]:focus,textarea:focus,select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}textarea{min-height:90px;resize:vertical;line-height:1.5}.radio-group,.checkbox-group{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.radio-group label,.checkbox-group label{display:flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;font-size:14px;font-weight:500;transition:all var(--transition);background:var(--card);-webkit-user-select:none;user-select:none}.radio-group label:hover,.checkbox-group label:hover{border-color:var(--accent);background:var(--accent-soft)}.radio-group label.selected,.checkbox-group label.selected{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.radio-group input[type=radio],.checkbox-group input[type=checkbox]{accent-color:var(--accent);width:16px;height:16px}.likert-scale{display:flex;gap:0;margin-top:8px;background:var(--bg-subtle);border-radius:var(--radius-md);padding:4px;border:1px solid var(--border)}.likert-option{flex:1;text-align:center;padding:10px 8px;border-radius:var(--radius-sm);cursor:pointer;font-size:14px;font-weight:600;transition:all var(--transition);color:var(--text-secondary);-webkit-user-select:none;user-select:none}.likert-option:hover{background:#fff;color:var(--accent)}.likert-option.selected{background:var(--accent);color:#fff;box-shadow:var(--shadow-accent)}.likert-option input{display:none}.likert-labels{display:flex;justify-content:space-between;margin-top:6px;font-size:11px;color:var(--muted);padding:0 4px}button,.btn{border:none;padding:10px 20px;border-radius:var(--radius-sm);font-weight:600;font-size:14px;font-family:inherit;cursor:pointer;transition:all var(--transition);display:inline-flex;align-items:center;gap:8px;line-height:1.4}.btn-primary,button:not(.btn-secondary):not(.btn-ghost){background:var(--accent);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover,button:not(.btn-secondary):not(.btn-ghost):hover{background:var(--accent-hover);box-shadow:var(--shadow-accent);transform:translateY(-1px)}.btn-secondary,button.secondary{background:var(--card);color:var(--text-secondary);border:1px solid var(--border);box-shadow:var(--shadow-sm)}.btn-secondary:hover,button.secondary:hover{background:var(--bg-subtle);border-color:var(--accent);color:var(--accent)}.btn-ghost{background:transparent;color:var(--text-secondary);padding:10px 14px}.btn-ghost:hover{background:var(--bg-subtle);color:var(--text)}button:disabled,.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important;box-shadow:none!important}.signature{font-family:Dancing Script,cursive;font-size:22px}.feedback-panel{border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:0 var(--radius-md) var(--radius-md) 0;padding:20px;background:var(--bg-subtle);margin-top:16px}.feedback-panel-header{display:flex;align-items:center;gap:8px;margin-bottom:16px}.feedback-badge{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--accent);background:var(--accent-soft);padding:3px 10px;border-radius:20px}.question-block{padding:24px 0;border-bottom:1px solid var(--border-light)}.question-block:first-child{padding-top:0}.question-block:last-child{border-bottom:none}.question-label{display:flex;align-items:flex-start;gap:10px;margin-bottom:14px}.question-number{flex-shrink:0;min-width:44px;height:28px;padding:0 10px;background:var(--accent-soft);color:var(--accent);border-radius:999px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}.question-text{font-weight:600;font-size:15px;line-height:1.5;padding-top:3px}.summary pre{background:#1e293b;color:#e2e8f0;padding:16px 20px;border-radius:var(--radius-md);overflow-x:auto;font-size:12px;line-height:1.6}details{border:1px solid var(--border);border-radius:var(--radius-md);padding:0;margin-bottom:12px;background:var(--card);overflow:hidden;transition:box-shadow var(--transition)}details[open]{box-shadow:var(--shadow-sm)}details summary{cursor:pointer;font-weight:600;font-size:14px;padding:14px 18px;display:flex;align-items:center;gap:10px;-webkit-user-select:none;user-select:none;transition:background var(--transition)}details summary:hover{background:var(--bg-subtle)}details summary::marker{color:var(--accent)}details>pre,details>div{padding:0 18px 14px}.summary-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:8px}.summary-list{display:flex;flex-direction:column;gap:14px;margin-top:8px}.summary-item{padding:12px 0;border-bottom:1px solid var(--border-light)}.summary-item:last-child{border-bottom:none}.summary-item-title{font-weight:600;font-size:14px;color:var(--text)}.summary-item-body{margin-top:6px;color:var(--text-secondary);font-size:14px;line-height:1.55}.pilot-goal{display:block;background:var(--accent-soft);border:1px solid #c7d2fe;color:var(--text)}.notice{padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:14px;font-weight:500;display:flex;align-items:flex-start;gap:10px}.notice-success{background:var(--success-soft);border:1px solid #a7f3d0;color:#065f46}.notice-error{background:var(--danger-soft);border:1px solid #fecaca;color:#991b1b}.consent-frame{width:100%;height:520px;border:1px solid var(--border);border-radius:var(--radius-md);background:#fff}.interview-card{border:1px solid var(--border);border-radius:var(--radius-md);padding:20px;margin-bottom:20px;background:var(--card);transition:box-shadow var(--transition)}.interview-card:hover{box-shadow:var(--shadow-md)}.phase-badge{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#7c3aed;background:#f5f3ff;padding:3px 10px;border-radius:20px;margin-bottom:10px}.interview-question-text{font-size:15px;font-weight:500;line-height:1.6;color:var(--text)}.thank-you{text-align:center;padding:60px 24px}.thank-you-icon{width:64px;height:64px;background:var(--success-soft);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:28px}.thank-you h1{font-size:28px;margin-bottom:12px}.thank-you p{color:var(--text-secondary);font-size:16px;max-width:480px;margin:0 auto;line-height:1.7}.consent-agree{display:flex;align-items:center;gap:10px;padding:14px 16px;background:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition);font-weight:500}.consent-agree:hover{border-color:var(--accent);background:var(--accent-soft)}.consent-agree.checked{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.consent-agree input[type=checkbox]{accent-color:var(--accent);width:18px;height:18px}.pill-group{display:flex;gap:0;background:var(--bg-subtle);border-radius:var(--radius-md);padding:4px;border:1px solid var(--border);margin-top:8px}.pill-option{flex:1;text-align:center;padding:10px 16px;border-radius:var(--radius-sm);cursor:pointer;font-size:14px;font-weight:500;transition:all var(--transition);color:var(--text-secondary);-webkit-user-select:none;user-select:none}.pill-option:hover{background:#fff;color:var(--accent)}.pill-option.selected{background:var(--accent);color:#fff;box-shadow:var(--shadow-accent)}.pill-option input{display:none}.muted{color:var(--muted);font-size:13px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.animate-in{animation:fadeInUp .35s ease-out both}@media (max-width: 640px){main{padding:24px 16px 60px}h1{font-size:22px}.card{padding:20px;border-radius:var(--radius-md)}.row{flex-direction:column;align-items:stretch}.stepper-step span:not(.stepper-dot){display:none}.stepper-line{min-width:8px}.likert-scale,.pill-group,.radio-group,.checkbox-group{flex-direction:column}.actions{flex-direction:column-reverse;gap:8px}.actions button{width:100%;justify-content:center}.summary-grid{grid-template-columns:1fr}}