.file-seal{--fs-ink:#252932;--fs-muted:#606a77;--fs-blue:#315cc8;--fs-line:#cfd5df;max-width:980px;color:var(--fs-ink);margin:0 auto;padding:22px 0 32px;font-family:DM Sans,sans-serif}.file-seal *{box-sizing:border-box}.file-seal button,.file-seal input{font:inherit}.file-seal button{cursor:pointer}.file-seal button:disabled{cursor:not-allowed;opacity:.45}.file-seal :is(button,input,label):focus-visible,.file-seal .fs-choose:has(input:focus-visible){outline:3px solid var(--fs-blue);outline-offset:3px}.file-seal .fs-heading{justify-content:space-between;align-items:end;gap:28px;margin-bottom:30px;display:flex}.file-seal .fs-kicker,.file-seal .fs-overline,.file-seal .fs-sheet-type{color:var(--fs-blue);letter-spacing:.12em;text-transform:uppercase;margin:0;font-size:11px;font-weight:700}.file-seal .fs-heading h2{letter-spacing:-.045em;margin:8px 0 0;font-size:clamp(28px,4vw,46px);line-height:1.07}.file-seal .fs-heading>p{max-width:210px;color:var(--fs-muted);margin:0 0 3px;font-size:14px;line-height:1.45}.file-seal .fs-sheet{clip-path:polygon(0 0,calc(100% - 28px) 0,100% 28px,100% 100%,0 100%);background:#fff;border:1px solid #c9d0dc;flex-direction:column;min-height:285px;transition:box-shadow .2s,border-color .2s;display:flex;position:relative;box-shadow:0 13px 32px #26374b0c}.file-seal .fs-sheet:after{content:"";pointer-events:none;background:#e0e7f3;border-bottom:1px solid #c9d0dc;border-left:1px solid #c9d0dc;width:28px;height:28px;position:absolute;top:0;right:0}.file-seal .fs-sheet-ready{border-color:#aebfdf;box-shadow:0 15px 36px #26374b14}.file-seal .fs-sheet-top{justify-content:space-between;align-items:center;gap:12px;padding:23px 48px 0 30px;display:flex}.file-seal .fs-sheet-mark{border:2px solid var(--fs-blue);width:39px;height:39px;color:var(--fs-blue);letter-spacing:-.03em;justify-content:center;align-items:center;font-size:11px;font-weight:800;display:inline-flex}.file-seal .fs-sheet-type{color:var(--fs-muted);font-family:IBM Plex Mono,monospace;font-size:10px}.file-seal .fs-sheet-body{flex:1;min-width:0;padding:18px 30px 16px}.file-seal .fs-overline{color:var(--fs-muted)}.file-seal .fs-filename,.file-seal .fs-empty-title{letter-spacing:-.04em;overflow-wrap:anywhere;margin:6px 0;font-size:clamp(24px,3.2vw,38px);font-weight:650;line-height:1.15}.file-seal .fs-empty-title{color:#7a8494}.file-seal .fs-size{color:var(--fs-muted);margin:8px 0 0;font-size:13px}.file-seal .fs-sheet-tools{border-top:1px solid #e3e7ee;flex-wrap:wrap;align-items:center;gap:10px 18px;padding:16px 30px;display:flex}.file-seal .fs-choose{background:var(--fs-blue);color:#fff;cursor:pointer;border-radius:5px;justify-content:center;align-items:center;min-height:44px;padding:9px 17px;font-weight:700;display:inline-flex;position:relative}.file-seal .fs-choose:hover{background:#244aaf}.file-seal .fs-choose input{opacity:0;width:1px;height:1px;position:absolute}.file-seal .fs-text-button{min-height:44px;color:var(--fs-blue);background:0 0;border:0;padding:7px 2px;font-weight:700}.file-seal .fs-text-button:hover{text-decoration:underline}.file-seal .fs-clear{color:var(--fs-muted);margin-left:auto}.file-seal .fs-error{color:#a12c2c;margin:12px 0 0;font-size:14px;font-weight:700}.file-seal .fs-result{margin-top:26px}.file-seal .fs-result-title{justify-content:space-between;align-items:end;gap:15px;display:flex}.file-seal .fs-result h3,.file-seal .fs-compare h3{letter-spacing:-.025em;margin:4px 0 0;font-size:19px;line-height:1.25}.file-seal .fs-result-title button{border:1px solid var(--fs-line);min-height:40px;color:var(--fs-ink);background:#fff;border-radius:5px;padding:8px 14px;font-weight:700}.file-seal .fs-result-title button:not(:disabled):hover{border-color:var(--fs-blue);color:var(--fs-blue)}.file-seal .fs-digest{min-height:64px;color:var(--fs-muted);overflow-wrap:anywhere;user-select:all;background:#edf0f5;margin-top:12px;padding:18px 20px;font:14px/1.65 IBM Plex Mono,monospace;display:block}.file-seal .fs-digest-ready{color:var(--fs-ink)}.file-seal .fs-copy-status{color:var(--fs-blue);margin:8px 0 0;font-size:13px}.file-seal .fs-compare{border-top:1px solid var(--fs-line);grid-template-columns:minmax(190px,.75fr) minmax(0,1.25fr);gap:36px;margin-top:35px;padding-top:25px;display:grid}.file-seal .fs-compare-intro p:last-child{max-width:250px;color:var(--fs-muted);margin:9px 0 0;font-size:13px;line-height:1.5}.file-seal .fs-compare-control{min-width:0}.file-seal .fs-compare-control label{color:var(--fs-ink);margin-bottom:7px;font-size:13px;font-weight:700;display:block}.file-seal .fs-compare-control input{width:100%;min-height:45px;color:var(--fs-ink);background:#fff;border:1px solid #acb5c4;border-radius:5px;padding:11px 13px;font-family:IBM Plex Mono,monospace;font-size:13px;display:block}.file-seal .fs-compare-control input[aria-invalid=true]{border-color:#af3434}.file-seal .fs-hint{color:var(--fs-muted);margin:7px 0 0;font-size:12px}.file-seal .fs-comparison{min-height:24px;color:var(--fs-muted);margin:12px 0 0;font-size:14px;font-weight:600}.file-seal .fs-match{color:#176c52}.file-seal .fs-mismatch{color:#a12c2c}@media (width<=640px){.file-seal{padding-top:8px}.file-seal .fs-heading{margin-bottom:20px;display:block}.file-seal .fs-heading>p{max-width:none;margin-top:12px}.file-seal .fs-sheet{min-height:266px}.file-seal .fs-sheet-top{padding-left:18px}.file-seal .fs-sheet-body{padding-left:18px;padding-right:18px}.file-seal .fs-sheet-tools{gap:7px 14px;padding:12px 18px}.file-seal .fs-clear{margin-left:0}.file-seal .fs-digest{padding:15px;font-size:12px}.file-seal .fs-compare{margin-top:28px;display:block}.file-seal .fs-compare-intro p:last-child{max-width:none;margin-bottom:18px}}@media (prefers-reduced-motion:reduce){.file-seal .fs-sheet{transition:none}}