:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--page:#f5f9fc;--surface:#fbfdff;--surface-strong:#eef5fa;--ink:#13233a;--muted:#5a6b7d;--line:#cddbe5;--primary:#1262d5;--primary-hover:#0e50b0;--aqua:#2fb6b1;--focus:#007ea7;--danger:#b13a3a;--shadow:0 24px 70px #1435521f;--header-border:#cddbe5b8;--header-background:#f5f9fce6;--menu-shadow:0 12px 28px #14355229;--tab-shadow:0 2px 8px #1435521a;--drop-line:#89a8bc;--drop-hover:#2fb6b117;--selected-background:#1262d51a;--privacy-background:#15314c;--privacy-ink:#f5f9fc;--privacy-muted:#ccdae5;--primary-ink:#f7fbff;--panel-wash-blue:#1262d514;--panel-wash-aqua:#2fb6b114;--process-rail:#a4bfd1;--process-shadow:0 16px 34px #14355214;--process-shadow-hover:0 20px 38px #14355221;--process-index-primary:#1262d5;--process-index-primary-end:#347bd6;--process-index-aqua:#087c77;--process-index-aqua-end:#0b8b84;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--radius-sm:5px;--radius-control:9px;--radius-card:16px;--radius-panel:24px;--control-height-sm:40px;--control-height-md:44px;--control-height-lg:48px;--font-size-xs:.72rem;--font-size-sm:.8rem;--font-size-body:.9rem;--font-size-md:1rem;--font-size-lg:1.05rem;--font-size-section:2.25rem;--font-size-section-compact:1.55rem;--font-size-tool-narrow:1.35rem;--font-size-hero:4.9rem;--font-size-hero-tablet:3.4rem;--font-size-hero-compact:2.65rem;--font-size-hero-narrow:2.2rem;--font-size-hero-zh-desktop:3.7rem;--font-size-hero-ja-desktop:3.8rem;--font-size-step:3.4rem;--font-size-step-compact:2.35rem;--batch-thumbnail-size:3rem;--batch-status-track:9.375rem;--batch-actions-track:11.875rem;color:var(--ink);background:var(--page);font-synthesis:none;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--page);min-inline-size:320px;margin:0}button,input,select{color:inherit;font:inherit}button,select,input[type=range]{min-block-size:var(--control-height-md)}button,a,select,input{transition:border-color .15s,background-color .15s,color .15s,transform .15s}a{color:inherit}h1,h2,p{margin-block-start:0}h1{max-inline-size:12ch;font-size:var(--font-size-hero);letter-spacing:0;text-wrap:balance;margin-block-end:1rem;font-weight:760;line-height:.98}.hero-title-phrase{white-space:nowrap;display:inline-block}@media (width>=1280px){html:lang(zh-CN) #hero-title{font-size:var(--font-size-hero-zh-desktop)}html:lang(ja) #hero-title{font-size:2.7rem}}@media (width>=821px) and (width<=1279px){html:lang(zh-CN) .hero,html:lang(ja) .hero{grid-template-columns:1fr}html:lang(ja) #hero-title{font-size:2.7rem}}h2{font-size:var(--font-size-section);letter-spacing:0;margin-block-end:.75rem;line-height:1.1}.page-shell{inline-size:min(1180px,100% - 2.5rem);margin-inline:auto}.site-header{z-index:20;border-block-end:1px solid var(--header-border);background:var(--header-background);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);position:sticky;inset-block-start:0}.header-inner{grid-template-columns:auto 1fr auto;align-items:center;gap:1.5rem;min-block-size:76px;display:grid}.wordmark{letter-spacing:0;align-items:center;gap:.5rem;font-size:1.12rem;font-weight:800;text-decoration:none;display:inline-flex}.wordmark img{object-fit:contain;flex:0 0 48px;block-size:48px;inline-size:48px;display:block}nav{white-space:nowrap;justify-content:center;gap:clamp(1rem,3vw,2.5rem);display:flex}nav a{color:var(--muted);font-size:.92rem;font-weight:650;text-decoration:none}nav a:hover{color:var(--primary)}.locale-field{color:var(--muted);grid-template-columns:auto auto;align-items:center;gap:.5rem;font-size:.82rem;font-weight:650;display:grid}.header-controls{align-items:center;gap:.6rem;display:flex}.theme-toggle{block-size:44px;inline-size:44px;min-block-size:var(--control-height-md);border:1px solid var(--line);border-radius:var(--radius-control);background:var(--surface);color:var(--ink);cursor:pointer;place-items:center;padding:0;display:grid}.theme-toggle:hover{border-color:var(--primary);background:var(--surface-strong);color:var(--primary)}.theme-icon{font-size:var(--font-size-lg);line-height:1}.choice-menu{min-inline-size:0;position:relative}.choice-menu-trigger{justify-content:space-between;align-items:center;gap:var(--space-3);border:1px solid var(--line);border-radius:var(--radius-control);background:var(--surface);cursor:pointer;inline-size:100%;padding:var(--space-2) var(--space-3) var(--space-2) var(--space-3);text-align:start;white-space:nowrap;display:flex}.choice-menu-trigger:after{content:"";border-block-end:1.5px solid;border-inline-end:1.5px solid;block-size:.42rem;inline-size:.42rem;transform:rotate(45deg)translateY(-.12rem)}.choice-menu-trigger[aria-expanded=true]{border-color:var(--primary);background:var(--surface-strong)}.choice-menu-popup{z-index:30;border:1px solid var(--line);border-radius:var(--radius-control);background:var(--surface);min-inline-size:max-content;box-shadow:var(--menu-shadow);padding:var(--space-1);position:absolute;inset-block-start:calc(100% + .45rem);inset-inline:0;overflow:hidden}.choice-menu-option{inline-size:100%;min-block-size:var(--control-height-sm);border-radius:var(--radius-sm);cursor:pointer;padding:var(--space-2);text-align:start;white-space:nowrap;background:0 0;border:0;align-items:center;display:flex}.choice-menu-option:hover,.choice-menu-option:focus-visible{background:var(--surface-strong)}.choice-menu-option.is-selected{background:var(--selected-background);color:var(--primary);font-weight:750}.locale-field .choice-menu{min-inline-size:8.25rem}input[type=number]{min-block-size:var(--control-height-md);border:1px solid var(--line);border-radius:var(--radius-control);background:var(--surface);padding:var(--space-3)}.hero{grid-template-columns:minmax(0,.9fr) minmax(28rem,1.1fr);align-items:center;gap:clamp(2.5rem,6vw,6rem);min-block-size:calc(100dvh - 68px);padding-block:clamp(2.5rem,6vh,5rem);display:grid}.hero-story{position:relative}.brand-loop{object-fit:contain;block-size:5.25rem;inline-size:5.25rem;margin-block-end:.9rem}.brand-name{color:var(--primary);letter-spacing:0;margin-block-end:1.25rem;font-weight:800}.hero-description{max-inline-size:40ch;color:var(--muted);margin-block-end:1.25rem;font-size:1.08rem}.local-note{border-inline-start:3px solid var(--aqua);color:var(--ink);font-size:var(--font-size-body);margin:0;padding-inline-start:.8rem;font-weight:700;display:inline-block}.local-note-phrase{white-space:nowrap;display:inline-block}.tool-panel{--tool-panel-scroll-margin:6rem;border:1px solid var(--line);border-radius:var(--radius-panel);background-color:var(--surface);background-image:linear-gradient(138deg, transparent 58%, var(--panel-wash-blue)), linear-gradient(312deg, transparent 76%, var(--panel-wash-aqua));box-shadow:var(--shadow);padding:clamp(1.25rem,3vw,2rem);scroll-margin-block-start:var(--tool-panel-scroll-margin);position:relative}.tool-tabs{border-radius:var(--radius-control);background:var(--surface-strong);padding:var(--space-1);grid-template-columns:1fr 1fr;margin-block-end:1.5rem;display:grid}.tool-tab{border-radius:var(--radius-control);cursor:pointer;padding:var(--space-3) var(--space-4);background:0 0;border:0;font-weight:750}.tool-tab.is-selected{background:var(--surface);box-shadow:var(--tab-shadow);color:var(--primary)}.tool-description{color:var(--muted);margin-block-end:1.2rem}.drop-zone{border:1.5px dashed var(--drop-line);border-radius:var(--radius-panel);background:var(--surface-strong);cursor:pointer;text-align:center;place-items:center;min-block-size:150px;margin-block-end:1.1rem;padding:1.25rem;display:grid;position:relative}.drop-zone:hover,.drop-zone.is-dragging{border-color:var(--aqua);background:var(--drop-hover)}.drop-zone:focus-within{outline:3px solid var(--focus);outline-offset:3px}.drop-zone-content{place-items:center;gap:.35rem;min-inline-size:0;display:grid}.drop-zone.is-selected .drop-zone-content{place-items:stretch stretch}.file-input{z-index:1;cursor:pointer;opacity:0;block-size:100%;inline-size:100%;position:absolute;inset:0}.drop-zone.is-selected{border-style:solid;border-color:var(--primary);background:var(--selected-background);text-align:start;place-items:stretch stretch;padding:.7rem}.drop-plus{background:var(--ink);block-size:2.6rem;inline-size:2.6rem;color:var(--surface);border-radius:50%;place-items:center;font-size:1.65rem;font-weight:400;line-height:1;display:grid}.selected-file{grid-template-columns:4.2rem minmax(0,1fr);align-items:center;gap:.85rem;min-inline-size:0;display:grid}.selected-file-preview{background:var(--surface);object-fit:cover;border-radius:7px;block-size:4.2rem;inline-size:4.2rem}.selected-file-details{gap:.18rem;min-inline-size:0;display:grid}.selected-file-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.selected-file-summary{color:var(--muted);font-size:.84rem}.muted{color:var(--muted);font-size:.86rem}.target-controls{gap:var(--space-3);grid-template-columns:1fr 7rem;margin-block-end:1rem;display:grid}.target-mode,.preset-controls,.file-capacity,.target-editor{grid-column:1/-1}.target-mode{gap:var(--space-1);border:1px solid var(--line);border-radius:var(--radius-control);background:var(--surface-strong);padding:var(--space-1);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.mode-button{min-block-size:var(--control-height-md);border-radius:var(--radius-control);color:var(--muted);cursor:pointer;padding:var(--space-2) var(--space-3);font-size:var(--font-size-sm);background:0 0;border:1px solid #0000;font-weight:760}.mode-button.is-selected,.mode-button[aria-checked=true]{border-color:var(--primary);background:var(--surface);color:var(--primary);box-shadow:var(--tab-shadow)}.preset-controls{gap:var(--space-1);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.preset-controls button{min-block-size:var(--control-height-sm);border:1px solid var(--line);border-radius:var(--radius-control);background:var(--surface);color:var(--muted);cursor:pointer;padding:var(--space-2);font-size:var(--font-size-sm);font-weight:740}.preset-controls button[aria-pressed=true]{border-color:var(--aqua);background:var(--drop-hover);color:var(--ink)}.target-editor{gap:var(--space-3);grid-template-columns:minmax(0,1fr) 7rem;display:grid}.target-editor[hidden],.preset-controls[hidden]{display:none}.capability-limits{overflow-wrap:anywhere;grid-column:1/-1;min-inline-size:0}.target-controls input[type=range]{inline-size:100%;accent-color:var(--primary);cursor:grab;grid-column:1/-1}.target-controls input[type=range]:active{cursor:grabbing}.target-recommendation{color:var(--muted);font-size:var(--font-size-sm);grid-column:1/-1;margin:-.1rem 0 0;line-height:1.4}.file-capacity{overflow-wrap:anywhere;min-inline-size:0;color:var(--muted);font-size:var(--font-size-xs);margin:0}.field{gap:var(--space-1);color:var(--muted);font-size:var(--font-size-xs);font-weight:720;display:grid}.field input{inline-size:100%;color:var(--ink)}.resize-consent{align-items:center;gap:var(--space-2);color:var(--ink);cursor:pointer;font-size:var(--font-size-body);grid-column:1/-1;font-weight:680;display:flex}.resize-consent input{block-size:1.1rem;inline-size:1.1rem;accent-color:var(--primary);margin:0}.resize-consent-hint{color:var(--muted);font-size:var(--font-size-xs);grid-column:1/-1;margin:-.5rem 0 0}.conversion-controls{gap:var(--space-3);margin-block-end:1rem;display:grid}.batch-queue{gap:var(--space-3);min-width:0;display:grid}.batch-header,.batch-commands,.batch-item-actions{align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}.batch-header{justify-content:space-between}.batch-list{border-block-start:1px solid var(--line);display:grid}.batch-item{grid-template-columns:minmax(0, 1fr) minmax(var(--batch-status-track), .55fr) minmax(var(--batch-actions-track), auto);align-items:center;gap:var(--space-3);min-width:0;padding-block:var(--space-3);border-block-end:1px solid var(--line);display:grid}.batch-item-identity,.batch-item-metadata{gap:var(--space-1);min-width:0;display:grid}.batch-item-identity{grid-template-columns:var(--batch-thumbnail-size) minmax(0, 1fr);align-items:center}.batch-item-preview{inline-size:var(--batch-thumbnail-size);block-size:var(--batch-thumbnail-size);border-radius:var(--radius-sm);object-fit:cover;grid-row:1/span 2}.batch-item-name{overflow-wrap:anywhere}.batch-item-original,.batch-item-output,.batch-old-settings,.batch-status{font-size:var(--font-size-body)}.batch-old-settings,.batch-alert,.batch-download-status{color:var(--muted)}.batch-icon-button,.batch-download{min-height:var(--control-height-sm);padding:var(--space-2) var(--space-3)}.batch-item-actions{justify-content:flex-end}@media (width<=820px){.batch-item{grid-template-columns:minmax(0,1fr) auto;align-items:start}.batch-item-metadata{grid-area:2/1/auto/-1}.batch-item-actions{grid-area:1/2}}@media (width<=400px){.batch-item{grid-template-columns:minmax(0,1fr) auto}.batch-item-identity{grid-area:1/1/auto/-1}.batch-item-metadata{grid-area:2/1}.batch-item-actions{grid-area:2/2}}.primary-button,.secondary-button{min-block-size:var(--control-height-md);border-radius:var(--radius-control);cursor:pointer;padding:var(--space-3) var(--space-4);text-align:center;place-items:center;font-weight:760;text-decoration:none;display:inline-grid}.primary-button{border:1px solid var(--primary);background:var(--primary);color:var(--primary-ink)}.primary-button:hover{border-color:var(--primary-hover);background:var(--primary-hover);transform:translateY(-1px)}.secondary-button{border:1px solid var(--line);background:var(--surface);color:var(--ink)}.action-button{inline-size:100%}button:disabled{cursor:not-allowed;opacity:.48;transform:none}.task-status{min-block-size:1.5rem;color:var(--muted);margin-block-start:.85rem}.task-status p{font-size:var(--font-size-body);margin-block-end:.65rem}.task-progress{block-size:.5rem;inline-size:100%;accent-color:var(--primary);margin-block-end:.65rem;display:block}.task-status-failure,.task-status-unreachable{color:var(--danger)}.confirmation{color:var(--muted);margin:0}.result-card{align-items:center;gap:var(--space-3);grid-template-columns:minmax(0,1fr) auto;display:grid}.result-title{font-size:var(--font-size-lg);grid-column:1/-1;margin:0;line-height:1.2}.result-card img{border-radius:var(--radius-control);background:var(--surface-strong);object-fit:contain;grid-column:1/-1;max-block-size:220px;inline-size:100%}.result-card output{font-variant-numeric:tabular-nums;font-weight:780}.result-comparison{gap:var(--space-2);grid-column:1/-1;grid-template-columns:repeat(2,minmax(0,1fr));margin:0;display:grid}.comparison-term{gap:var(--space-1);border:1px solid var(--line);border-radius:var(--radius-control);background:var(--surface-strong);min-inline-size:0;padding:var(--space-2) var(--space-3);display:grid}.comparison-term dt{color:var(--muted);font-size:var(--font-size-xs);font-weight:680}.comparison-term dd{overflow-wrap:anywhere;font-size:var(--font-size-sm);font-variant-numeric:tabular-nums;margin:0;font-weight:780}.result-card .primary-button,.result-card .secondary-button{inline-size:100%}.result-card .secondary-button{grid-column:1/-1}.help-section,.formats-section,.privacy-section{padding-block:clamp(4rem,8vw,7rem)}.steps-grid{--step-gap:clamp(1.25rem, 3vw, 3.5rem);gap:var(--step-gap);grid-template-columns:repeat(3,1fr);margin:0 0 4rem;padding:0;list-style:none;display:grid}.steps-grid li{--step-emphasis:var(--process-index-primary);--step-index-end:var(--process-index-primary-end);--step-wash:var(--panel-wash-blue);align-items:start;gap:var(--space-4);border:1px solid var(--line);border-radius:var(--radius-card) var(--radius-card) var(--radius-card) var(--radius-sm);background-color:var(--surface-strong);background-image:linear-gradient(135deg, transparent 54%, var(--step-wash));min-block-size:10.5rem;box-shadow:var(--process-shadow);padding:var(--space-6);grid-template-columns:minmax(4.7rem,.45fr) minmax(0,1fr);display:grid;position:relative}.steps-grid li:before{background:linear-gradient(to bottom, var(--step-emphasis), var(--step-index-end));content:"";border-radius:0 2px 2px 0;inline-size:3px;position:absolute;inset-block:1.35rem;inset-inline-start:0}.steps-grid li:not(:last-child):after{z-index:1;inline-size:var(--step-gap);background:linear-gradient(to right, var(--step-emphasis), var(--process-rail));content:"";block-size:1px;position:absolute;inset-block-start:3.75rem;inset-inline-end:calc(-1 * var(--step-gap))}.step-card:nth-child(2){--step-emphasis:var(--process-index-aqua);--step-index-end:var(--process-index-aqua-end);--step-wash:var(--panel-wash-aqua)}.step-card:nth-child(3){--step-emphasis:var(--process-index-primary);--step-index-end:var(--process-index-primary-end);--step-wash:var(--panel-wash-blue)}.step-index{background:linear-gradient(135deg, var(--step-emphasis), var(--step-index-end));color:#0000;font-size:var(--font-size-step);font-variant-numeric:tabular-nums;letter-spacing:0;-webkit-background-clip:text;background-clip:text;align-self:start;margin-block-start:.1rem;font-weight:850;line-height:.9;display:block;position:relative}.step-index:after{background:linear-gradient(to right, var(--step-emphasis), transparent);content:"";block-size:2px;inline-size:3.6rem;position:absolute;inset-block-end:-.75rem;inset-inline-start:0}.step-card strong{max-inline-size:21ch;font-size:var(--font-size-lg);line-height:1.45;display:block}.faq-list{max-inline-size:52rem}.faq-list details{border-block-end:1px solid var(--line);padding-block:.75rem}.faq-list summary{min-block-size:var(--control-height-md);cursor:pointer;font-weight:750}.faq-list p{max-inline-size:65ch;color:var(--muted)}.formats-section{grid-template-columns:minmax(0,1fr) minmax(16rem,.75fr);gap:3rem;display:grid}.formats-section p,.privacy-section p{max-inline-size:60ch;color:var(--muted)}.format-list{grid-template-columns:repeat(3,1fr);align-self:start;gap:.65rem;margin:0;padding:0;list-style:none;display:grid}.format-list li{border:1px solid var(--line);background:var(--surface);border-radius:24px;place-items:center;min-block-size:6rem;font-weight:820;display:grid}.privacy-section{border-radius:var(--radius-panel);background-color:var(--privacy-background);background-image:linear-gradient(120deg, transparent 48%, var(--panel-wash-aqua));color:var(--privacy-ink);margin-block-end:4rem;padding-inline:clamp(1.5rem,5vw,4rem)}.privacy-section p{color:var(--privacy-muted)}.site-footer{border-block-start:1px solid var(--line);background:var(--page)}.footer-inner{grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:1.5rem;padding-block:2rem 2.5rem;display:grid}.footer-identity strong{margin-block-end:.35rem;font-size:1rem;display:block}.footer-identity p,.footer-meta{color:var(--muted);margin:0;font-size:.84rem}.footer-navigation{gap:1.1rem;font-size:.86rem;display:flex}.footer-navigation a{color:var(--muted);text-decoration:none}.footer-navigation a:hover{color:var(--primary)}.visually-hidden{clip-path:inset(50%);white-space:nowrap;block-size:1px;inline-size:1px;position:absolute;overflow:hidden}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}@media (width<=820px){.tool-panel{--tool-panel-scroll-margin:7rem}html:lang(ja) #hero-title{font-size:2.7rem}h1{font-size:var(--font-size-hero-tablet)}.header-inner{grid-template-columns:1fr auto}nav{grid-area:2/1/auto/-1;justify-content:flex-start;padding-block-end:.7rem;overflow-x:auto}.hero{grid-template-columns:1fr;min-block-size:auto;padding-block:3rem}.steps-grid,.formats-section{grid-template-columns:1fr}.steps-grid{gap:.75rem}.step-index{font-size:var(--font-size-step-compact)}.steps-grid li:not(:last-child){margin-inline-end:0}.steps-grid li:not(:last-child):after{background:linear-gradient(to bottom, var(--step-emphasis), var(--process-rail));block-size:.75rem;inline-size:1px;inset-block-start:100%;inset-inline-start:2.2rem}.footer-inner{grid-template-columns:1fr;align-items:start;gap:1rem}}@media (width<=520px){.page-shell{inline-size:min(100% - 1.25rem,1180px)}.locale-field{grid-template-columns:1fr;gap:0}.locale-field>span{display:none}.locale-field{font-size:.72rem}.header-controls{gap:.4rem}.hero{gap:2rem}.tool-panel{padding:1rem}.target-controls{grid-template-columns:1fr}.target-editor{grid-template-columns:minmax(0,1fr) 6.5rem}.preset-controls{grid-template-columns:1fr}h1{max-inline-size:100%;font-size:var(--font-size-hero-compact);text-wrap:balance;line-height:1.04}html:lang(ja) #hero-title{font-size:2.35rem}h2{font-size:var(--font-size-section-compact)}.format-list{grid-template-columns:1fr}}@media (width<=400px){.header-inner{gap:.5rem}h1{font-size:var(--font-size-hero-narrow)}html:lang(ja) #hero-title{font-size:1.9rem}}@media (width<=360px){.tool-panel{--tool-panel-scroll-margin:11rem}.header-inner{grid-template-columns:1fr;gap:.55rem;padding-block:.55rem}.header-controls{grid-row:2;justify-content:flex-start}nav{grid-row:3}.tool-panel-title[data-locale=ja]{font-size:var(--font-size-tool-narrow)}}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page:#0d1826;--surface:#171e24;--surface-strong:#202a32;--ink:#edf4f6;--muted:#a7b6be;--line:#34434d;--primary:#72aaff;--primary-hover:#94c0ff;--aqua:#5ed7c3;--focus:#91e8ff;--danger:#ffaaa0;--shadow:0 24px 70px #0000006b;--header-border:#42535eb8;--header-background:#0d1826e6;--menu-shadow:0 16px 34px #0000005c;--tab-shadow:0 2px 10px #00000047;--drop-line:#607984;--drop-hover:#5ed7c31f;--selected-background:#72aaff29;--privacy-background:#143535;--privacy-ink:#eaf8f4;--privacy-muted:#b9d3cd;--primary-ink:#08111c;--panel-wash-blue:#72aaff1a;--panel-wash-aqua:#5ed7c31a;--process-rail:#4b6674;--process-shadow:0 18px 38px #0000003d;--process-shadow-hover:0 24px 44px #00000061;--process-index-primary:#72aaff;--process-index-primary-end:#96c1ff;--process-index-aqua:#5ed7c3;--process-index-aqua-end:#84e2cf}@media (prefers-color-scheme:dark){:root:not([data-theme]){--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page:#0d1826;--surface:#171e24;--surface-strong:#202a32;--ink:#edf4f6;--muted:#a7b6be;--line:#34434d;--primary:#72aaff;--primary-hover:#94c0ff;--aqua:#5ed7c3;--focus:#91e8ff;--danger:#ffaaa0;--shadow:0 24px 70px #0000006b;--header-border:#42535eb8;--header-background:#0d1826e6;--menu-shadow:0 16px 34px #0000005c;--tab-shadow:0 2px 10px #00000047;--drop-line:#607984;--drop-hover:#5ed7c31f;--selected-background:#72aaff29;--privacy-background:#143535;--privacy-ink:#eaf8f4;--privacy-muted:#b9d3cd;--primary-ink:#08111c;--panel-wash-blue:#72aaff1a;--panel-wash-aqua:#5ed7c31a;--process-rail:#4b6674;--process-shadow:0 18px 38px #0000003d;--process-shadow-hover:0 24px 44px #00000061;--process-index-primary:#72aaff;--process-index-primary-end:#96c1ff;--process-index-aqua:#5ed7c3;--process-index-aqua-end:#84e2cf}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto;transition-duration:.01ms!important}}.pdf-drop-label{place-items:center;gap:.35rem;display:grid}.pdf-file-summary{border:1px solid var(--line);border-radius:var(--radius-control);background:var(--selected-background);padding:var(--space-3);grid-template-columns:minmax(0,1fr);gap:.25rem;margin-block-end:1rem}.pdf-file-summary span{color:var(--muted);font-size:var(--font-size-sm)}.pdf-controls{gap:var(--space-3);border:1px solid var(--line);border-radius:var(--radius-control);padding:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));margin:0 0 1rem;display:grid}.pdf-controls legend{padding-inline:var(--space-1);font-weight:750}.pdf-mode-option{align-items:center;gap:var(--space-2);min-block-size:var(--control-height-md);display:flex}.pdf-target-field,.pdf-controls .action-button{grid-column:1/-1}.pdf-target-field{align-items:center;gap:var(--space-2);grid-template-columns:minmax(0,1fr) auto;display:grid}.pdf-target-unit{color:var(--muted);font-weight:750}.pdf-result-card{margin-block-start:var(--space-3)}.pdf-signature-dialog{z-index:20;border:1px solid var(--line);border-radius:var(--radius-panel);background:var(--surface);inline-size:min(32rem,100vw - 2rem);box-shadow:var(--shadow);padding:var(--space-5);position:fixed;inset:50% auto auto 50%;transform:translate(-50%,-50%)}.pdf-signature-dialog .primary-button,.pdf-signature-dialog .secondary-button{margin:var(--space-2) var(--space-2) 0 0}.pdf-clear-button{margin-block-start:var(--space-3)}.video-drop-label{text-align:center;place-items:center;gap:.35rem;min-inline-size:0;display:grid}.video-drop-label strong,.video-drop-label span{overflow-wrap:anywhere;max-inline-size:100%}.video-file-summary{gap:var(--space-2) var(--space-4);border:1px solid var(--line);border-radius:var(--radius-control);background:var(--selected-background);padding:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));margin-block-end:var(--space-3);display:grid}.video-file-summary>strong{overflow-wrap:anywhere;grid-column:1/-1}.video-file-summary div,.video-result-card .result-comparison div{min-inline-size:0}.video-file-summary dt,.video-file-summary dd{margin:0}.video-file-summary dt{color:var(--muted);font-size:var(--font-size-sm)}.video-file-summary dd{overflow-wrap:anywhere;font-weight:750}.video-controls{gap:var(--space-2) var(--space-3);margin:0 0 var(--space-3);border:1px solid var(--line);border-radius:var(--radius-control);padding:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.video-controls legend{padding-inline:var(--space-1);font-weight:750}.video-mode-option{align-items:center;gap:var(--space-2);min-block-size:var(--control-height-md);min-inline-size:0;display:flex}.video-mode-option span{overflow-wrap:anywhere}.video-target-field{align-items:center;gap:var(--space-2);grid-column:1/-1;grid-template-columns:minmax(0,1fr) minmax(6rem,12rem) auto;display:grid}.video-target-field input{min-inline-size:0}.video-controls .action-button{grid-column:1/-1}.video-result-card{margin-block-start:var(--space-3)}.video-result-card .primary-button,.video-result-card .secondary-button{margin:var(--space-2) var(--space-2) 0 0}.video-clear-button{margin-block-start:var(--space-3)}.candidate-page{min-block-size:calc(100dvh - 5rem);padding-block:clamp(var(--space-4), 7vh, var(--space-8));place-items:start center;display:grid}.candidate-page .tool-panel,.device-candidate{inline-size:min(100%,46rem)}.device-tool-tabs{grid-template-columns:repeat(3,minmax(0,1fr))}.device-tool-tabs .tool-tab{overflow-wrap:anywhere;min-inline-size:0}.device-candidate-panel>.tool-panel{inline-size:100%}@media (width<=520px){.device-tool-tabs,.video-file-summary,.video-controls{grid-template-columns:minmax(0,1fr)}.video-file-summary>strong,.video-target-field,.video-controls .action-button{grid-column:1}.video-target-field{grid-template-columns:minmax(0,1fr) auto}.video-target-field>span:first-child{grid-column:1/-1}.video-result-card .primary-button,.video-result-card .secondary-button{inline-size:100%;margin-inline:0}}