.tcbkf-app{
  --tcbkf-primary:#2563EB;--tcbkf-accent:#7C3AED;--tcbkf-success:#16A34A;--tcbkf-warning:#D97706;
  --tcbkf-text:#172033;--tcbkf-muted:#667085;--tcbkf-border:#E4E7EC;--tcbkf-soft:#F8FAFC;--tcbkf-surface:#fff;
  max-width:1050px;margin:28px auto;padding:28px;border:1px solid var(--tcbkf-border);border-radius:24px;background:var(--tcbkf-surface);
  box-shadow:0 14px 45px rgba(15,23,42,.08);color:var(--tcbkf-text);font-family:inherit;box-sizing:border-box
}
.tcbkf-app *{box-sizing:border-box}.tcbkf-header{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:24px}
.tcbkf-title{font-size:clamp(28px,4vw,40px);line-height:1.12;margin:0 0 10px;font-weight:800;color:var(--tcbkf-text)}
.tcbkf-subtitle{margin:0;max-width:760px;font-size:17px;line-height:1.65;color:var(--tcbkf-muted)}
.tcbkf-local-badge{display:inline-flex;align-items:center;white-space:nowrap;padding:8px 12px;border-radius:999px;background:#ECFDF3;color:#067647;font-size:13px;font-weight:700}
.tcbkf-grid{display:grid;grid-template-columns:1fr;gap:20px}.tcbkf-panel{border:1px solid var(--tcbkf-border);border-radius:20px;padding:20px;background:#fff}
.tcbkf-dropzone{display:flex;min-height:280px;flex-direction:column;align-items:center;justify-content:center;text-align:center;border:2px dashed #CBD5E1;border-radius:18px;padding:28px;background:var(--tcbkf-soft);cursor:pointer;transition:border-color .2s,background .2s,transform .2s}
.tcbkf-dropzone:hover,.tcbkf-dropzone.is-dragover{border-color:var(--tcbkf-primary);background:#EFF6FF}.tcbkf-dropzone:focus-visible{outline:3px solid rgba(37,99,235,.25);outline-offset:3px}
.tcbkf-dropzone.has-file{border-style:solid;border-color:#86EFAC;background:#F0FDF4}.tcbkf-drop-icon{width:56px;height:56px;display:grid;place-items:center;border-radius:16px;background:#fff;box-shadow:0 5px 18px rgba(15,23,42,.08);font-size:30px;margin-bottom:15px;color:var(--tcbkf-primary)}
.tcbkf-dropzone strong{font-size:19px;margin-bottom:4px}.tcbkf-dropzone>span{font-size:14px;color:var(--tcbkf-muted);margin-bottom:18px}
.tcbkf-btn{min-height:48px;border-radius:12px;border:1px solid transparent;padding:11px 18px;font:inherit;font-size:16px;font-weight:750;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s,border-color .15s}
.tcbkf-btn:hover:not(:disabled){transform:translateY(-1px)}.tcbkf-btn:focus-visible,.tcbkf-chip:focus-visible,.tcbkf-text-btn:focus-visible{outline:3px solid rgba(37,99,235,.25);outline-offset:2px}
.tcbkf-btn:disabled{cursor:not-allowed;opacity:.55}.tcbkf-btn-primary{background:var(--tcbkf-primary);color:#fff;box-shadow:0 7px 18px rgba(37,99,235,.18)}
.tcbkf-btn-primary:hover:not(:disabled){background:#1D4ED8}.tcbkf-btn-secondary{background:#fff;color:var(--tcbkf-text);border-color:var(--tcbkf-border)}
.tcbkf-analyze{width:100%;margin-top:14px}.tcbkf-file-meta{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 4px 0;color:var(--tcbkf-muted);font-size:14px}
.tcbkf-file-meta>div{min-width:0}.tcbkf-file-meta strong{display:block;color:var(--tcbkf-text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:560px}
.tcbkf-kicker{display:block;font-size:12px;line-height:1.3;text-transform:uppercase;letter-spacing:.08em;color:var(--tcbkf-muted);font-weight:800;margin-bottom:5px}
.tcbkf-status{margin-top:14px;border-radius:12px;padding:11px 13px;background:#F8FAFC;color:var(--tcbkf-muted);font-size:14px;line-height:1.5}.tcbkf-status.is-error{background:#FEF2F2;color:#B42318}.tcbkf-status.is-success{background:#F0FDF4;color:#15803D}
.tcbkf-progress-wrap{margin-top:14px}.tcbkf-progress-meta{display:flex;justify-content:space-between;gap:14px;margin-bottom:7px;color:var(--tcbkf-muted);font-size:13px}.tcbkf-progress{height:9px;border-radius:999px;background:#EEF2F6;overflow:hidden}.tcbkf-progress span{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--tcbkf-primary),var(--tcbkf-accent));border-radius:inherit;transition:width .25s}
.tcbkf-result-panel{background:linear-gradient(180deg,#fff,#F8FAFC)}.tcbkf-result-top{display:grid;grid-template-columns:1fr 1fr;gap:14px}.tcbkf-primary-result{padding:20px;border-radius:16px;background:#fff;border:1px solid var(--tcbkf-border)}
.tcbkf-primary-result>span{display:block;color:var(--tcbkf-muted);font-size:13px;font-weight:700;margin-bottom:6px}.tcbkf-primary-result>strong{display:block;font-size:clamp(29px,5vw,42px);line-height:1.08;letter-spacing:-.03em}.tcbkf-primary-result small{display:block;color:var(--tcbkf-accent);font-weight:800;margin-top:7px}
.tcbkf-bpm-actions{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px}.tcbkf-chip,.tcbkf-key-chip{border-radius:999px;border:1px solid var(--tcbkf-border);background:#fff;padding:7px 10px;font:inherit;font-size:12px;font-weight:750;color:var(--tcbkf-text)}button.tcbkf-chip{cursor:pointer}.tcbkf-chip:hover{border-color:#94A3B8}
.tcbkf-result-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:10px}.tcbkf-stat{padding:14px;border-radius:14px;background:#fff;border:1px solid var(--tcbkf-border)}.tcbkf-stat span{display:block;font-size:12px;color:var(--tcbkf-muted);margin-bottom:5px}.tcbkf-stat strong{font-size:16px;line-height:1.3}
.tcbkf-confidence-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}.tcbkf-meter-label{display:flex;justify-content:space-between;gap:10px;font-size:13px;margin-bottom:6px}.tcbkf-meter-label span{color:var(--tcbkf-muted)}.tcbkf-meter{height:8px;border-radius:999px;background:#E8EDF3;overflow:hidden}.tcbkf-meter span{display:block;height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,var(--tcbkf-warning),var(--tcbkf-success));transition:width .3s}
.tcbkf-compatible{margin-top:18px}.tcbkf-key-chips{display:flex;gap:8px;flex-wrap:wrap}.tcbkf-key-chip{background:#F5F3FF;border-color:#DDD6FE;color:#5B21B6}
.tcbkf-explanation{margin:18px 0 0;padding:14px 16px;border-radius:14px;background:#EFF6FF;color:#334155;line-height:1.65;font-size:14px}.tcbkf-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.tcbkf-info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}.tcbkf-info-card{padding:16px;border:1px solid var(--tcbkf-border);border-radius:16px;background:#fff}.tcbkf-info-card strong{display:block;font-size:14px;margin-bottom:5px}.tcbkf-info-card p{margin:0;color:var(--tcbkf-muted);font-size:13px;line-height:1.6}
.tcbkf-history{margin-top:20px;border:1px solid var(--tcbkf-border);border-radius:18px;padding:18px}.tcbkf-history-head{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:8px}.tcbkf-history-head h3{margin:0;font-size:18px}.tcbkf-text-btn{border:0;background:transparent;color:var(--tcbkf-primary);font:inherit;font-size:13px;font-weight:750;cursor:pointer;padding:7px}
.tcbkf-history-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:11px 0;border-top:1px solid #EEF2F6}.tcbkf-history-row:first-child{border-top:0}.tcbkf-history-row strong{display:block;font-size:14px;max-width:560px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tcbkf-history-row span,.tcbkf-history-row time{font-size:12px;color:var(--tcbkf-muted)}
.tcbkf-sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
@media(min-width:820px){.tcbkf-grid{grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr)}}
@media(max-width:700px){.tcbkf-app{margin:16px auto;padding:16px;border-radius:18px}.tcbkf-header{display:block}.tcbkf-local-badge{margin-top:14px}.tcbkf-result-top,.tcbkf-confidence-grid,.tcbkf-info-grid{grid-template-columns:1fr}.tcbkf-result-cards{grid-template-columns:1fr 1fr}.tcbkf-dropzone{min-height:235px;padding:22px 14px}.tcbkf-file-meta{align-items:flex-start;flex-direction:column;gap:5px}.tcbkf-history-row{align-items:flex-start}.tcbkf-history-row strong{max-width:230px}}
@media(max-width:430px){.tcbkf-result-cards{grid-template-columns:1fr}.tcbkf-actions{display:grid;grid-template-columns:1fr}.tcbkf-actions .tcbkf-btn{width:100%}}
@media(prefers-reduced-motion:reduce){.tcbkf-app *{scroll-behavior:auto!important;transition:none!important}}