.faq-footer{background-color:#f8fafc;border-top:1px solid #e2e8f0;padding:2rem 1rem;margin-top:3rem;color:#334155;font-family:system-ui,-apple-system,sans-serif}.faq-container{max-width:1200px;margin:0 auto}.faq-copyright{margin-top:2.5rem;padding-top:1.25rem;border-top:1px solid #e2e8f0;text-align:center;font-size:.875rem;color:#64748b}.faq-title{text-align:center;font-size:1.5rem;margin-bottom:1.5rem;color:#1e293b;font-weight:600}.faq-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}.faq-step{background:#fff;padding:1.5rem;border-radius:8px;box-shadow:0 1px 3px #0000001a;border:1px solid #e2e8f0}.faq-step h4{margin:0 0 .75rem;color:#2563eb;font-size:1.1rem;font-weight:600}.faq-step p{margin:0;line-height:1.5;font-size:.95rem;color:#475569}.faq-list{margin-top:3rem;display:flex;flex-direction:column;gap:1rem}.faq-accordion-item{background:#fff;border-radius:8px;border:1px solid #e2e8f0;overflow:hidden}.faq-accordion-header{width:100%;display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem;background:none;border:none;font-size:1.1rem;font-weight:600;color:#1e293b;cursor:pointer;text-align:left}.faq-accordion-header:hover{background-color:#f1f5f9}.faq-accordion-icon{font-size:1.5rem;color:#2563eb;line-height:1}.faq-accordion-body{padding:0 1.5rem 1.5rem;color:#475569;line-height:1.6}.faq-accordion-body ul{margin:.5rem 0;padding-left:1.5rem}.faq-accordion-body li{margin-bottom:.25rem}:root{--primary: #7c3aed;--primary-hover: #6d28d9;--primary-light: #f5f3ff;--primary-muted: #ddd6fe;--success: #0d9488;--warning: #d97706;--danger: #e11d48;--danger-light: #fff1f2;--bg: #f7f3ee;--surface: #ffffff;--surface-2: #fdf9f5;--border: #e8e2d9;--border-focus: #a78bfa;--text: #1c1917;--text-muted: #78716c;--text-light: #a8a29e;--shadow-sm: 0 1px 2px rgba(28, 25, 23, .06);--shadow: 0 1px 3px rgba(28, 25, 23, .1), 0 1px 2px rgba(28, 25, 23, .07);--shadow-md: 0 4px 8px -1px rgba(28, 25, 23, .1), 0 2px 4px -1px rgba(28, 25, 23, .06);--shadow-lg: 0 12px 24px -4px rgba(28, 25, 23, .12), 0 4px 8px -2px rgba(28, 25, 23, .06);--radius: 10px;--radius-lg: 14px;--radius-xl: 20px;--nav-h: 64px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px}body{font-family:DM Sans,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.layout{min-height:100vh;display:flex;flex-direction:column}.page-content{max-width:1100px;width:100%;margin:0 auto;padding:32px 24px;flex:1}.navbar{height:var(--nav-h);background:var(--surface);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm);display:flex;align-items:center;padding:0 24px;position:sticky;top:0;z-index:100}.navbar-inner{max-width:1100px;width:100%;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.navbar-brand{display:flex;align-items:center;gap:8px;font-size:1.2rem;font-weight:700;color:var(--text);text-decoration:none}.navbar-brand span.accent{color:var(--primary)}.navbar-right{display:flex;align-items:center;gap:16px}.navbar-user{font-size:.875rem;color:var(--text-muted);font-weight:500}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f5f3ff,#f7f3ee 60%,#fdf4ee);padding:24px}.auth-card{background:var(--surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);padding:40px;width:100%;max-width:420px}.auth-logo{text-align:center;margin-bottom:24px}.auth-logo h1{font-size:1.75rem;font-weight:700;color:var(--text)}.auth-logo h1 span{color:var(--primary)}.auth-logo p{color:var(--text-muted);font-size:.875rem;margin-top:4px}.auth-title{font-size:1.25rem;font-weight:600;margin-bottom:24px;color:var(--text)}.auth-footer{text-align:center;margin-top:20px;font-size:.875rem;color:var(--text-muted)}.form-group{margin-bottom:18px}.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--text);margin-bottom:6px}.form-input,.form-select,.form-textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:.9375rem;font-family:inherit;color:var(--text);background:var(--surface);transition:border-color .15s,box-shadow .15s;outline:none}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px #7c3aed1f}.form-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:36px;cursor:pointer}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-hint{font-size:.8rem;color:var(--text-muted);margin-top:4px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:var(--radius);font-size:.9375rem;font-weight:500;font-family:inherit;cursor:pointer;border:none;transition:background .15s,box-shadow .15s,opacity .15s;white-space:nowrap;text-decoration:none}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--surface-2)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:#b91c1c}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid transparent}.btn-ghost:hover:not(:disabled){background:var(--bg);border-color:var(--border)}.btn-full{width:100%}.btn-sm{padding:6px 12px;font-size:.8125rem;border-radius:6px}.btn-lg{padding:12px 24px;font-size:1rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}.card-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px}.card-title{font-size:1rem;font-weight:600;color:var(--text)}.card-body{padding:24px}.card-footer{padding:16px 24px;border-top:1px solid var(--border);background:var(--surface-2);display:flex;align-items:center;justify-content:flex-end;gap:10px}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));grid-auto-rows:1fr;gap:20px}.project-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:24px;cursor:pointer;transition:box-shadow .2s,border-color .2s,transform .15s;display:flex;flex-direction:column;gap:12px;height:100%;box-sizing:border-box;text-decoration:none;color:inherit}.project-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-muted);transform:translateY(-2px);text-decoration:none}.project-card-name{font-size:1.0625rem;font-weight:600;color:var(--text);line-height:1.4;height:calc(1.4 * 1.0625rem * 2);display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis;word-wrap:break-word}.project-card-sphere{font-size:.8125rem;color:var(--text-muted)}.project-card-date{font-size:.8rem;color:var(--text-light);margin-top:auto}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;border-radius:20px;font-size:.75rem;font-weight:600;letter-spacing:.01em}.badge-blue{background:#ede9fe;color:#5b21b6}.badge-green{background:#ccfbf1;color:#0f766e}.badge-orange{background:#ffedd5;color:#9a3412}.badge-yellow{background:#fef9c3;color:#854d0e}.badge-gray{background:#f5f3ee;color:#57534e}.badge-red{background:#ffe4e6;color:#be123c}.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}@media (max-width: 768px){.metrics-grid{grid-template-columns:repeat(2,1fr)}}.metric-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;display:flex;flex-direction:column;gap:6px;box-shadow:var(--shadow-sm)}.metric-label{font-size:.8125rem;color:var(--text-muted);font-weight:500;text-transform:uppercase;letter-spacing:.04em}.metric-value{font-size:1.75rem;font-weight:700;color:var(--text);line-height:1}.metric-unit{font-size:.875rem;color:var(--text-muted);font-weight:400}.importance-list{display:flex;flex-direction:column;gap:10px}.importance-row{display:flex;align-items:center;gap:12px}.importance-label{width:200px;flex-shrink:0;font-size:.875rem;color:var(--text);font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.importance-bar-wrap{flex:1;background:var(--bg);border-radius:4px;height:10px;overflow:hidden}.importance-bar-fill{height:100%;border-radius:4px;background:linear-gradient(90deg,var(--primary),#a78bfa);transition:width .6s ease}.importance-pct{width:50px;text-align:right;font-size:.8125rem;color:var(--text-muted);font-weight:600;flex-shrink:0}.exp-table{width:100%;border-collapse:collapse;font-size:.875rem}.exp-table th{text-align:left;padding:10px 14px;background:var(--surface-2);color:var(--text-muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid var(--border)}.exp-table td{padding:12px 14px;border-bottom:1px solid var(--border);color:var(--text)}.exp-table tr:last-child td{border-bottom:none}.exp-table tr:hover td{background:var(--surface-2)}.page-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:28px;gap:16px}.page-header h1{font-size:1.5rem;font-weight:700;color:var(--text)}.page-header p{color:var(--text-muted);font-size:.9375rem;margin-top:4px}.alert{padding:12px 16px;border-radius:var(--radius);font-size:.875rem;margin-bottom:16px;display:flex;align-items:center;gap:8px}.alert-error{background:var(--danger-light);color:var(--danger);border:1px solid #fda4af}.alert-success{background:#ccfbf1;color:#0f766e;border:1px solid #5eead4}.alert-info{background:var(--primary-light);color:var(--primary);border:1px solid #c4b5fd}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;display:flex;align-items:center;justify-content:center;z-index:200;padding:24px;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal{background:var(--surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);width:100%;max-width:480px;overflow:hidden}.modal-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.modal-title{font-size:1.0625rem;font-weight:600}.modal-close{background:none;border:none;cursor:pointer;color:var(--text-muted);font-size:1.25rem;line-height:1;padding:4px;border-radius:4px;display:flex;align-items:center}.modal-close:hover{background:var(--bg)}.modal-body{padding:24px}.spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}.spinner-sm{width:18px;height:18px;border-width:2px}@keyframes spin{to{transform:rotate(360deg)}}.spinner-wrap{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;gap:16px;color:var(--text-muted)}.divider{border:none;border-top:1px solid var(--border);margin:24px 0}.empty-state{text-align:center;padding:48px 24px;color:var(--text-muted)}.empty-state-icon{font-size:3rem;margin-bottom:12px;opacity:.4}.empty-state h3{font-size:1rem;font-weight:600;color:var(--text);margin-bottom:6px}.upload-zone{border:2px dashed var(--border);border-radius:var(--radius-lg);padding:32px 24px;text-align:center;cursor:pointer;transition:border-color .2s,background .2s;background:var(--surface-2)}.upload-zone:hover,.upload-zone.drag-over{border-color:var(--primary);background:var(--primary-light)}.upload-zone-icon{font-size:2rem;margin-bottom:8px}.upload-zone p{color:var(--text-muted);font-size:.875rem}.upload-zone strong{color:var(--primary)}.breadcrumb{display:flex;align-items:center;gap:6px;font-size:.875rem;color:var(--text-muted);margin-bottom:20px}.breadcrumb a{color:var(--primary)}.breadcrumb-sep{color:var(--text-light)}.section{margin-bottom:32px}.section-title{font-size:1rem;font-weight:600;color:var(--text);margin-bottom:16px;display:flex;align-items:center;gap:8px}.result-layout{display:flex;flex-direction:column;gap:24px}.result-model-badge{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.chart-wrapper{width:100%;height:400px}