.kfv{--kfv-fg:var(--text-primary,#e0e0e0);--kfv-fg-2:var(--text-secondary,#9a9a9a);--kfv-fg-3:var(--text-muted,#6e6e6e);--kfv-bg:var(--bg-primary,#1e1e1e);--kfv-bg-2:var(--bg-secondary,#252526);--kfv-border:var(--border-default,#3e3e42);--kfv-accent:var(--accent-primary,#007acc);--kfv-error:var(--status-error,#f48771);--kfv-radius:var(--radius-md,6px);--kfv-mono:var(--font-mono,"JetBrains Mono",Consolas,monospace);--kfv-sans:var(--font-sans,-apple-system,"Segoe UI","PingFang SC",sans-serif);position:relative;width:100%;height:100%;min-height:0;overflow:auto;color:var(--kfv-fg);background:var(--kfv-bg);font-family:var(--kfv-sans);font-size:var(--text-base,14px);line-height:1.55}.kfv,.kfv *,.kfv :after,.kfv :before{box-sizing:border-box}.kfv-thumb{overflow:hidden;pointer-events:none}.kfv-pad{padding:var(--space-md,12px)}.kfv-center{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-sm,8px);width:100%;height:100%;min-height:96px;padding:var(--space-lg,16px);text-align:center;color:var(--kfv-fg-2);font-size:var(--text-sm,13px)}.kfv-error{color:var(--kfv-error)}.kfv-spinner{width:22px;height:22px;border:2px solid var(--kfv-border);border-top-color:var(--kfv-accent);border-radius:50%;animation:kfv-spin .8s linear infinite}@keyframes kfv-spin{to{transform:rotate(1turn)}}.kfv-link{color:var(--kfv-accent);text-decoration:none;font-size:var(--text-sm,13px)}.kfv-link:hover{text-decoration:underline}.kfv-md{padding:var(--space-md,12px) var(--space-lg,16px)}.kfv-md h1,.kfv-md h2,.kfv-md h3{font-weight:600;line-height:1.3;margin:.8em 0 .4em}.kfv-md h1{font-size:1.6em}.kfv-md h2{font-size:1.35em}.kfv-md h3{font-size:1.15em}.kfv-md p{margin:.5em 0}.kfv-md ol,.kfv-md ul{padding-left:1.4em;margin:.5em 0}.kfv-md a{color:var(--kfv-accent)}.kfv-md code{font-family:var(--kfv-mono);font-size:.9em;padding:.1em .35em;border-radius:4px;word-break:break-word}.kfv-md code,.kfv-md pre{background:var(--kfv-bg-2)}.kfv-md pre{border:1px solid var(--kfv-border);border-radius:var(--kfv-radius);padding:var(--space-md,12px);overflow-x:auto}.kfv-md pre code{background:none;padding:0}.kfv-md blockquote{border-left:3px solid var(--kfv-border);margin:.6em 0;padding-left:1em;color:var(--kfv-fg-2)}.kfv-md table{border-collapse:collapse;width:-moz-max-content;width:max-content;max-width:100%}.kfv-md td,.kfv-md th{border:1px solid var(--kfv-border);padding:.35em .6em;text-align:left}.kfv-md-scroll{overflow-x:auto;max-width:100%}.kfv-code,.kfv-text{margin:0;padding:var(--space-md,12px);font-family:var(--kfv-mono);font-size:var(--text-sm,13px);line-height:1.5;white-space:pre;-moz-tab-size:2;-o-tab-size:2;tab-size:2}.kfv-text{white-space:pre-wrap;word-break:break-word}.kfv-json{margin:0;padding:var(--space-md,12px);font-family:var(--kfv-mono);font-size:var(--text-sm,13px);line-height:1.5;white-space:pre}.kfv-table-wrap{overflow:auto;width:100%;height:100%}.kfv-table{border-collapse:collapse;font-size:var(--text-sm,13px)}.kfv-table td,.kfv-table th{border:1px solid var(--kfv-border);padding:4px 8px;white-space:nowrap;max-width:320px;overflow:hidden;text-overflow:ellipsis}.kfv-table th{position:sticky;top:0;background:var(--kfv-bg-2);font-weight:600;z-index:1}.kfv-table tr:nth-child(2n) td{background:color-mix(in srgb,var(--kfv-bg-2) 50%,transparent)}.kfv-img-wrap{display:flex;align-items:center;justify-content:center;width:100%;height:100%;padding:var(--space-sm,8px)}.kfv-img{max-width:100%;max-height:100%;-o-object-fit:contain;object-fit:contain}.kfv-thumb .kfv-img{-o-object-fit:cover;object-fit:cover;width:100%;height:100%}.kfv-pdf{display:flex;flex-direction:column;align-items:center;gap:var(--space-sm,8px);padding:var(--space-sm,8px)}.kfv-pdf-pages{display:contents}.kfv-pdf canvas{max-width:100%;box-shadow:var(--shadow-card,0 2px 8px rgba(0,0,0,.2))}.kfv-frame{width:100%;height:100%;border:0;background:#fff}.kfv-appwrap{position:relative;width:100%;height:100%}.kfv-app-restart{position:absolute;top:8px;right:8px;z-index:2;padding:3px 10px;border:1px solid rgba(0,0,0,.15);border-radius:6px;background:rgba(255,255,255,.85);color:#333;font-size:12px;line-height:1.4;cursor:pointer;opacity:.35;transition:opacity .15s ease}.kfv-appwrap:hover .kfv-app-restart{opacity:1}