.file-tool-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(185px,1fr));gap:10px;margin-top:42px}.file-tool-card{min-height:128px;padding:18px;border:1px solid var(--line);border-radius:14px;background:var(--surface);color:var(--ink);text-align:left;cursor:pointer}.file-tool-card:hover,.file-tool-card.is-active{border-color:var(--accent);background:var(--accent-soft)}.file-tool-card span{display:block;color:var(--accent);font:800 .72rem ui-monospace,monospace}.file-tool-card strong{display:block;margin-top:22px;font-size:.98rem}.file-tool-card small{display:block;margin-top:5px;color:var(--muted);font-size:.78rem}.file-workspace{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}.file-workspace-copy,.file-results{min-height:470px;padding:28px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}.file-workspace-copy h2{margin:0;font-size:2rem;letter-spacing:-.05em}.file-workspace-copy>p:not(.eyebrow){color:var(--muted)}.file-settings{display:flex;gap:14px;align-items:center;margin:20px 0}.file-settings:empty{display:none}.file-settings label{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.86rem;font-weight:750}.file-settings select,.file-settings input{accent-color:var(--accent)}.drop-zone{display:flex;min-height:136px;padding:20px;align-items:center;justify-content:center;flex-direction:column;border:1.5px dashed var(--line);border-radius:14px;background:color-mix(in srgb,var(--accent-soft) 42%,var(--surface));text-align:center;cursor:pointer}.drop-zone.is-dragover{border-color:var(--accent);background:var(--accent-soft)}.drop-zone input{position:absolute;width:1px;height:1px;opacity:0}.drop-zone span{font-weight:800}.drop-zone small{margin-top:7px;color:var(--muted)}.file-list{max-height:140px;margin:14px 0;padding:0;overflow:auto;list-style:none}.file-list li{display:grid;grid-template-columns:24px 1fr auto 28px;gap:8px;align-items:center;padding:8px 0;border-bottom:1px solid var(--line);font-size:.82rem}.file-list li>span{display:grid;place-items:center;width:21px;height:21px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-size:.7rem;font-weight:800}.file-list small{color:var(--muted)}.file-list button{border:0;background:transparent;color:var(--muted);font-size:1.15rem}.file-results{display:flex;flex-direction:column}.file-result-empty{display:grid;min-height:100%;place-items:center;align-content:center;color:var(--muted);text-align:center}.file-result-empty span{display:grid;place-items:center;width:52px;height:52px;margin:auto;border-radius:16px;background:var(--accent-soft);color:var(--accent);font-size:1.5rem}.file-downloads{display:grid;gap:10px}.download-item{display:grid;grid-template-columns:36px 1fr;gap:2px 12px;align-items:center;padding:14px;border:1px solid var(--line);border-radius:12px;background:var(--bg);text-decoration:none}.download-item:hover{border-color:var(--accent)}.download-item span{grid-row:1/3;display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:var(--accent);color:#fff;font-weight:800}.download-item small{color:var(--muted)}.pdf-diff-summary{display:flex;justify-content:space-between;gap:12px;padding-bottom:12px;color:var(--muted);font-size:.84rem}.pdf-diff-summary strong{color:var(--ink)}.pdf-diff-pages{display:grid;gap:14px}.pdf-diff-pages article{padding:14px;border:1px solid var(--line);border-radius:12px}.pdf-diff-pages p{margin:7px 0 10px;color:var(--muted);font-size:.82rem}.pdf-diff-pages canvas{display:block;width:100%;height:auto;border-radius:8px;background:#f5f7fa}@media(max-width:900px){.file-tool-grid{grid-template-columns:repeat(2,1fr)}.file-workspace{grid-template-columns:1fr}.file-workspace-copy,.file-results{min-height:auto}.file-results{min-height:240px}}@media(max-width:480px){.file-tool-grid{grid-template-columns:1fr}.file-tool-card{min-height:98px}.file-tool-card strong{margin-top:12px}.pdf-diff-summary{display:grid}}