:root{--primary: #2563eb;--primary-hover: #1d4ed8;--primary-light: #eff6ff;--bg: #f1f5f9;--surface: #ffffff;--border: #e2e8f0;--text: #0f172a;--text-muted: #64748b;--radius: 12px;--radius-sm: 8px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.04);--green: #16a34a;--green-bg: #dcfce7;--amber: #b45309;--amber-bg: #fef3c7;--red: #dc2626;--red-bg: #fee2e2}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh}.app{display:flex;flex-direction:column;min-height:100vh}.container{max-width:780px;margin:0 auto;padding:0 24px}.main{flex:1;padding:32px 0 64px;display:flex;flex-direction:column;gap:24px}.header{background:var(--primary);color:#fff;padding:20px 0;box-shadow:0 2px 8px #2563eb59}.header__inner{display:flex;align-items:center;justify-content:space-between;gap:12px}.header__title{font-size:1.5rem;font-weight:700;letter-spacing:-.5px}.header__subtitle{font-size:.875rem;opacity:.8;margin-top:2px}.header__badge{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;padding:3px 10px;border-radius:9999px;border:1.5px solid rgba(255,255,255,.5);color:#ffffffd9;white-space:nowrap}.footer{padding:16px 0;text-align:center;font-size:.8rem;color:var(--text-muted);border-top:1px solid var(--border)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:20px}.card-title{font-size:1.125rem;font-weight:700;color:var(--text)}.card-subtitle{font-size:.875rem;color:var(--text-muted);margin-top:-12px}.drop-zone{border:2px dashed var(--border);border-radius:var(--radius-sm);padding:40px 24px;text-align:center;cursor:pointer;transition:border-color .15s,background .15s;background:var(--bg);-webkit-user-select:none;user-select:none;outline:none}.drop-zone:hover,.drop-zone:focus{border-color:var(--primary);background:var(--primary-light)}.drop-zone--active{border-color:var(--primary);background:var(--primary-light)}.drop-zone--has-file{border-color:var(--primary);border-style:solid;background:var(--primary-light)}.drop-zone__icon{font-size:2.5rem;line-height:1;margin-bottom:12px}.drop-zone__prompt{font-size:.9rem;color:var(--text)}.drop-zone__hint{font-size:.78rem;color:var(--text-muted);margin-top:6px}.drop-zone__file-name{font-size:.95rem;font-weight:600;color:var(--primary);word-break:break-all}.drop-zone__file-size{font-size:.78rem;color:var(--text-muted);margin-top:4px}.link{color:var(--primary);text-decoration:underline}.btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:10px 24px;border-radius:var(--radius-sm);background:var(--primary);color:#fff;font-size:.9rem;font-weight:600;border:none;cursor:pointer;transition:background .15s,opacity .15s;align-self:flex-start}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--radius-sm);background:none;color:var(--text-muted);font-size:.8rem;font-weight:500;border:1px solid var(--border);cursor:pointer;transition:background .15s}.btn-ghost:hover{background:var(--bg);color:var(--text)}.btn-loading{display:inline-flex;align-items:center;gap:8px}.spinner{width:24px;height:24px;border:3px solid rgba(37,99,235,.2);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0}.spinner--sm{width:16px;height:16px;border-width:2px}@keyframes spin{to{transform:rotate(360deg)}}.error-banner{display:flex;align-items:flex-start;gap:14px;background:var(--red-bg);border:1px solid #fca5a5;border-radius:var(--radius-sm);padding:16px 18px;font-size:.875rem;color:#7f1d1d}.error-banner__icon{font-size:1.1rem;flex-shrink:0;margin-top:1px}.error-banner strong{display:block;margin-bottom:2px}.error-banner p{margin:0}.loading-card{display:flex;align-items:center;gap:16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:20px 24px;box-shadow:var(--shadow)}.loading-card__title{font-weight:600;font-size:.95rem}.loading-card__subtitle{font-size:.8rem;color:var(--text-muted);margin-top:2px}.field-error{font-size:.8rem;color:var(--red);margin-top:-12px}.result-header{display:flex;justify-content:space-between;align-items:flex-start}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.stat-card{border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 16px;text-align:center;background:var(--bg)}.stat-card--high{border-color:#86efac;background:var(--green-bg)}.stat-card--medium{border-color:#fcd34d;background:var(--amber-bg)}.stat-card--low{border-color:#fca5a5;background:var(--red-bg)}.stat-value{font-size:1.6rem;font-weight:700;line-height:1;color:var(--text)}.stat-label{font-size:.75rem;color:var(--text-muted);margin-top:4px;text-transform:uppercase;letter-spacing:.05em}.section{display:flex;flex-direction:column;gap:10px}.section-title{font-size:.875rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);display:flex;align-items:center;gap:8px}.count-badge{font-size:.7rem;background:var(--border);color:var(--text-muted);padding:1px 7px;border-radius:9999px;font-weight:600}.text-output{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;font-family:SF Mono,Fira Code,Consolas,monospace;font-size:.8rem;line-height:1.7;white-space:pre-wrap;word-break:break-word;max-height:280px;overflow-y:auto;color:var(--text)}.text-output--raw{max-height:400px;font-size:.72rem}.lines-list{display:flex;flex-direction:column;gap:4px;max-height:320px;overflow-y:auto;border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px}.line-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:7px 10px;border-radius:6px;font-size:.85rem;transition:background .1s}.line-item:hover{background:var(--bg)}.line-text{flex:1;word-break:break-word}.confidence-badge{font-size:.72rem;font-weight:700;padding:2px 8px;border-radius:9999px;white-space:nowrap;flex-shrink:0}.badge--high{background:var(--green-bg);color:var(--green)}.badge--medium{background:var(--amber-bg);color:var(--amber)}.badge--low{background:var(--red-bg);color:var(--red)}.empty-state{font-size:.875rem;color:var(--text-muted);font-style:italic}@media (max-width: 500px){.stats-grid{grid-template-columns:1fr}.card{padding:20px}.header__subtitle{display:none}}.gate-overlay{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e3a8a,#2563eb,#1d4ed8);padding:24px}.gate-card{background:var(--surface);border-radius:var(--radius);padding:48px 40px;width:100%;max-width:400px;box-shadow:0 20px 60px #00000040;display:flex;flex-direction:column;gap:32px}.gate-card--shake{animation:shake .45s cubic-bezier(.36,.07,.19,.97) both}@keyframes shake{10%,90%{transform:translate(-2px)}20%,80%{transform:translate(4px)}30%,50%,70%{transform:translate(-6px)}40%,60%{transform:translate(6px)}}.gate-logo{text-align:center;display:flex;flex-direction:column;gap:8px}.gate-icon{font-size:2.5rem;line-height:1}.gate-title{font-size:1.4rem;font-weight:800;color:var(--text);letter-spacing:-.5px}.gate-subtitle{font-size:.825rem;color:var(--text-muted)}.gate-form{display:flex;flex-direction:column;gap:12px}.gate-field{display:flex;flex-direction:column;gap:6px}.gate-input{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:.95rem;color:var(--text);background:var(--bg);outline:none;transition:border-color .15s}.gate-input:focus{border-color:var(--primary);background:#fff}.gate-input--error{border-color:var(--red);background:var(--red-bg)}.gate-error{font-size:.8rem;color:var(--red)}.gate-btn{width:100%;justify-content:center;padding:12px;font-size:1rem}