@charset "UTF-8";
:root{font-family:"Segoe UI",Arial,sans-serif;color:#252d3a;background:#f5f6f8;font-synthesis:none;--brand:#116b5d;--brand-dark:#0a5146;--ink:#252d3a;--muted:#606a79;--line:#e0e4eb;--tone:#116b5d;--tint:#e8f4f0}
*{box-sizing:border-box}body{margin:0;font-size:1rem;line-height:1.5}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}a{color:var(--brand);text-underline-offset:4px}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid #2969cf;outline-offset:4px}[hidden]{display:none!important}.sr-only,.file-input{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:absolute;top:-80px;left:20px;z-index:20;background:white;padding:14px}.skip:focus{top:10px}
h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.2}h1{font-size:clamp(2rem,3.4vw,2.85rem);letter-spacing:-.035em;font-weight:720}h2{font-size:1.15rem;letter-spacing:-.015em}svg{flex-shrink:0}.tool-icon{width:38px;height:42px;display:block}.tone-merge{--tone:#cf523a;--tint:#fff0eb}.tone-extract{--tone:#b17a0c;--tint:#fff7df}.tone-rotate{--tone:#7454c4;--tint:#f1edff}.tone-images-pdf{--tone:#2877b9;--tint:#eaf4ff}.tone-pdf-images{--tone:#bd6634;--tint:#fff0e5}.tone-text{--tone:#377984;--tint:#e9f5f6}.tone-convert{--tone:#45773b;--tint:#edf6e8}.tone-compress{--tone:#9661a6;--tint:#f8eefc}
.topbar{display:flex;align-items:center;gap:36px;min-height:76px;padding:12px max(24px,calc((100vw - 1380px)/2));background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:10}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#172d35;font-size:1.4rem;font-weight:750;letter-spacing:-.05em;white-space:nowrap}.brand-mark{display:grid;place-items:center;width:36px;height:38px;background:var(--brand);color:#fff;border-radius:9px;font-size:1.55rem;font-weight:750}.brand-light{font-weight:400;margin-left:5px;color:#64717d}.header-nav{display:flex;gap:26px;align-items:center;font-size:.875rem;font-weight:600}.header-nav>a,.tools-menu summary{text-decoration:none;color:#364150;min-height:44px;display:flex;align-items:center;gap:8px}.header-nav>a:hover,.tools-menu summary:hover{color:var(--brand)}.tools-menu summary{list-style:none;cursor:pointer}.tools-menu summary::-webkit-details-marker{display:none}.tools-menu{position:relative}.menu-grid{position:absolute;top:55px;left:-190px;width:560px;display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:16px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 15px 40px #182c421f}.menu-grid a{display:flex;align-items:center;gap:12px;padding:12px;border-radius:7px;color:var(--ink);text-decoration:none;font-weight:500}.menu-grid a:hover{background:var(--tint)}.menu-grid .tool-icon{color:var(--tone);width:26px;height:28px}.infra-link{margin-left:auto;color:#54616e;font-size:.875rem;text-decoration:none;white-space:nowrap}.infra-link strong{color:var(--brand)}.badge-preview{text-align:center;background:#eef1f5;color:#66707d;padding:6px 16px;font-size:.75rem}
.home{max-width:1280px;margin:auto;padding:0 28px 44px}.home-intro{text-align:center;padding:42px 0 28px}.home-intro h1{margin-bottom:16px}.home-intro h1 span{font-weight:450;font-size:.78em;letter-spacing:-.025em}.home-intro p{font-size:1.125rem;color:var(--muted);margin:0}.directory-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}.category-filters{display:flex;gap:6px;flex-wrap:wrap}.category-filters button{border:1px solid transparent;background:transparent;color:#586372;padding:9px 13px;border-radius:8px;font-size:.875rem;min-height:44px;font-weight:550}.category-filters button:hover{background:#e9edf1}.category-filters button[aria-pressed=true]{background:#fff;border-color:#cdd8d9;color:var(--brand);box-shadow:0 2px 4px #14283905}.search-field{display:flex;align-items:center;gap:9px;border:1px solid #d7dde5;border-radius:8px;background:#fff;padding:0 12px;min-width:225px}.search-field svg{width:18px;height:18px;stroke:#718092;fill:none;stroke-width:1.8}.search-field input{border:0;background:transparent;color:var(--ink);padding:12px 0;width:190px;min-width:0;font-size:.875rem}.search-field:focus-within{outline:2px solid #2969cf;outline-offset:2px}.search-field input:focus{outline:none}.home-catalog{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.tool-tile{display:block;background:#fff;border:1px solid var(--line);padding:27px 24px 24px;border-radius:10px;text-decoration:none;color:var(--ink);transition:transform .15s,box-shadow .15s,border-color .15s;min-width:0}.tool-tile:hover{transform:translateY(-3px);border-color:#b4c1cd;box-shadow:0 8px 20px #233d5510}.tile-icon{display:grid;place-items:center;width:58px;height:61px;border-radius:12px;background:var(--tint);color:var(--tone);margin-bottom:22px}.tool-tile h2{font-size:1.125rem;margin-bottom:10px;font-weight:650}.tool-tile p{font-size:.9375rem;line-height:1.55;color:var(--muted);margin-bottom:0}.privacy-strip{margin-top:26px;display:flex;align-items:center;gap:14px;border-top:1px solid var(--line);padding:24px 0 0;font-size:.875rem;color:var(--muted)}.privacy-strip p{margin:0;flex:1}.privacy-strip strong{color:#34414d;font-weight:600}.privacy-strip a{white-space:nowrap}.shield{background:#e3f2ed;color:var(--brand);border-radius:50%;width:32px;height:32px;display:grid;place-items:center}
.tool-page{max-width:1220px;margin:auto;padding:22px 28px 48px}.back-link{color:#63717d;text-decoration:none;font-size:.875rem;display:inline-block;padding:8px 0}.tool-heading{text-align:center;max-width:800px;margin:4px auto 22px}.heading-icon{display:none}.tool-heading h1{margin-bottom:12px}.tool-heading p{color:var(--muted);font-size:1.125rem;line-height:1.6;margin-bottom:0}.workflow{list-style:none;display:flex;justify-content:center;gap:32px;padding:0;margin:0 auto 26px;font-size:.875rem;color:#6a7583}.workflow li{display:flex;align-items:center;gap:8px}.workflow b{display:grid;place-items:center;width:25px;height:25px;border-radius:50%;border:1px solid #c6cfd9;font-size:.75rem;font-weight:600}.workflow .complete b{background:#deeee8;border-color:#b4d2c6;color:var(--brand)}.workflow .active b{background:var(--brand);color:white;border-color:var(--brand)}
.tool-form{display:block}.file-board{min-width:0}.dropzone{text-align:center;padding:30px 20px 32px;max-width:700px;margin:auto;border:2px dashed transparent;border-radius:12px;transition:background .15s,border-color .15s}.dropzone.dragging{background:#e6f3ef;border-color:var(--brand)}.drop-symbol{color:var(--tone);background:var(--tint);border-radius:18px;display:grid;place-items:center;width:76px;height:80px;margin:0 auto 24px}.drop-symbol .tool-icon{width:43px;height:46px}.primary,.secondary{min-height:48px;display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;border-radius:8px;font-size:1rem;font-weight:650;text-decoration:none;border:1px solid transparent;line-height:1.4;text-align:center}.primary{background:var(--brand);color:white}.primary:hover:not(:disabled){background:var(--brand-dark)}.secondary{background:#fff;border-color:#c8d3dd;color:#344454}.secondary:hover:not(:disabled){background:#f3f6f8}.choose-button{min-height:64px;min-width:280px;font-size:1.25rem;box-shadow:0 4px 10px #116b5d14}.drop-instruction{margin:15px 0;color:#5f6b79;font-size:1rem}.file-limits{font-size:.8125rem;color:#6c7784;margin:0 0 10px}.local-note{font-size:.8125rem;color:#557365;margin:0}.tool-form:not(.has-selection) .selection,.tool-form:not(.has-selection) .file-list,.tool-form:not(.has-selection) .options-panel,.tool-form:not(.has-selection) .order-hint{display:none}
.tool-form.has-selection{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:24px;align-items:start}.selection{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}.selection h2{font-size:1rem;margin:0 0 3px}.selection span{font-size:.8125rem;color:var(--muted)}.text-button{border:0;background:none;color:var(--brand);padding:10px 4px;min-height:44px;font-size:.875rem;text-decoration:underline;text-underline-offset:3px}.file-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;list-style:none;padding:0;margin:0}.file-row{position:relative;min-width:0;border:1px solid #dce2e9;border-radius:10px;background:#fff;padding:20px 12px 10px;text-align:center;transition:border-color .15s,box-shadow .15s}.file-row[draggable=true]{cursor:grab}.file-row.drag-source{opacity:.4}.file-row.drag-target{border-color:var(--brand);box-shadow:0 0 0 2px #116b5d26}.file-index{position:absolute;left:10px;top:10px;background:#f0f3f6;color:#65717e;font-size:.75rem;min-width:22px;height:22px;border-radius:5px;display:grid;place-items:center}.file-symbol{height:80px;color:var(--tone);display:flex;align-items:center;justify-content:center}.file-symbol .tool-icon{width:47px;height:52px}.file-type{font-size:.6875rem;font-weight:750;color:#637286;letter-spacing:.06em;display:block;margin-top:-7px;margin-bottom:12px}.file-info{display:grid;gap:5px;min-width:0}.file-info strong{font-size:.875rem;font-weight:600;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:42px;line-height:1.5}.file-info>span{font-size:.8125rem;color:#6b7887}.file-controls{display:flex;align-items:center;justify-content:center;gap:4px;border-top:1px solid #edf0f3;margin-top:12px;padding-top:7px}.file-controls button{width:40px;min-height:44px;border:0;background:transparent;border-radius:6px;color:#526373;font-size:1.2rem}.file-controls button:hover:not(:disabled){background:#edf2f5}.file-controls button:last-child{color:#b04b42}.has-selection .dropzone{max-width:none;border:1px dashed #bccbd2;padding:16px;margin-top:16px;background:#f9fbfc}.has-selection .drop-symbol,.has-selection .local-note,.has-selection .file-limits{display:none}.has-selection .choose-button{background:#fff;color:var(--brand);border:1px solid #b5cdc7;min-width:0;min-height:44px;padding:10px 18px;font-size:.875rem;box-shadow:none}.has-selection .drop-instruction{font-size:.8125rem;margin:7px 0 0}.order-hint{font-size:.8125rem;color:var(--muted);margin-top:14px}
.options-panel{background:#fff;border:1px solid var(--line);border-radius:10px;padding:24px;position:sticky;top:20px}.options-panel h2{font-size:1.15rem;margin-bottom:22px}.settings{padding:0;margin:0;border:0;min-width:0;display:grid;gap:20px}.settings-note{font-size:.9375rem;color:var(--muted);line-height:1.65;margin:0}.field{font-size:.875rem;font-weight:600;display:grid;gap:8px}.field small{font-size:.8125rem;color:var(--muted);font-weight:400;line-height:1.5}.field-grid{display:grid;gap:20px}.field input[type=text],.field select{min-width:0;width:100%;border:1px solid #c9d2dc;border-radius:6px;padding:11px 10px;background:#fff;color:#344352;font-size:.875rem;min-height:46px}.field input[type=range]{accent-color:var(--brand);width:100%;min-height:30px}.actions{display:grid;gap:10px;margin-top:26px}.actions .primary{min-height:58px;width:100%}.panel-note{font-size:.8125rem;line-height:1.6;color:#72808b;margin:16px 0 0;text-align:center}.processing{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.8125rem;color:var(--brand);margin-top:18px}.processing progress{width:100%;height:5px;accent-color:var(--brand)}.spinner{width:16px;height:16px;border-radius:50%;border:2px solid #ccdfd8;border-top-color:var(--brand);animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.status{text-align:center;color:var(--muted);font-size:.875rem;min-height:24px;margin:18px auto;max-width:820px;overflow-wrap:anywhere}.status.error{background:#fff0ef;border:1px solid #eec4be;color:#9b3328;padding:14px 18px;border-radius:8px}
.result-ready .tool-form{display:none}.result{max-width:650px;margin:28px auto 20px;padding:30px;background:#fff;border:1px solid #dce5df;border-radius:12px;text-align:center;box-shadow:0 8px 30px #18382a05}.success-icon{display:grid;place-items:center;width:60px;height:60px;border-radius:50%;margin:0 auto 18px;background:#e2f3eb;color:var(--brand);font-size:1.8rem}.result h2{font-size:1.7rem;letter-spacing:-.03em;margin-bottom:12px}.result>p{color:var(--muted);font-size:1rem}.result-file{display:flex;align-items:center;gap:12px;text-align:left;background:#f6f8fa;border-radius:8px;padding:16px;margin:22px 0;font-size:.875rem}.result-file .tool-icon{color:var(--brand);width:28px;height:32px}.result-file span{overflow-wrap:anywhere;min-width:0;flex:1}.result-file strong{white-space:nowrap}.result>.primary{min-height:62px;width:100%;font-size:1.15rem}.result>.text-button{display:block;margin:12px auto}.result .result-note{font-size:.8125rem;margin:8px 0 0}.session-details{max-width:800px;margin:18px auto 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:.875rem}.session-details>summary{padding:16px 2px;cursor:pointer;color:#4a655b;font-weight:550}.session-details>summary span{float:right;color:#78828d;font-size:.8125rem;font-weight:400}.storage-card{padding:4px 18px 18px;color:var(--muted);font-size:.875rem}.storage-card p{margin:10px 0}.storage-card meter{width:100%;height:14px;accent-color:var(--brand)}.storage-total{color:#43534e}.tool-guide{max-width:920px;margin:55px auto 0}.tool-guide>h2{text-align:center;font-size:1.35rem;margin-bottom:25px}.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px;list-style:none;padding:0;margin:0 0 30px}.steps li{display:flex;gap:12px;align-items:start}.steps li>span{flex-shrink:0;background:#e7ecf1;color:#5b6d7d;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;font-size:.8125rem}.steps p{font-size:.9375rem;color:var(--muted);line-height:1.6;margin:0}.tool-guide details{border-top:1px solid var(--line);padding:16px 0}.tool-guide summary{font-size:1rem;cursor:pointer;font-weight:550}.tool-guide details p{margin:12px 0 0;color:var(--muted);line-height:1.7;font-size:.9375rem}.related{max-width:920px;margin:35px auto 0}.related h2{font-size:1.15rem}.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.related-grid a{display:flex;align-items:center;gap:12px;min-height:74px;background:white;border:1px solid var(--line);border-radius:8px;padding:15px;text-decoration:none;color:#384453;font-size:.875rem;font-weight:550}.related-grid a:hover{border-color:#aebdcb}.related-grid .tool-icon{width:27px;height:30px;color:var(--tone)}.share-row{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:26px;font-size:.875rem;color:var(--muted)}.foot{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid var(--line);background:#fff;padding:24px max(24px,calc((100vw - 1220px)/2));font-size:.8125rem;color:#6a7683}.foot a{color:#4c645e}.foot-links{display:flex;flex-wrap:wrap;gap:22px}.privacy-page{max-width:850px;padding:0 24px;margin:40px auto;line-height:1.75}.privacy-page h2{font-size:1.35rem;margin-top:28px}.privacy-page p{color:var(--muted)}.eyebrow{text-transform:uppercase;font-size:.75rem;letter-spacing:.08em;color:var(--brand)}
@media(max-width:1100px){.header-nav{gap:18px}.topbar{gap:24px}.home-catalog{grid-template-columns:repeat(3,minmax(0,1fr))}.directory-toolbar{flex-wrap:wrap}.file-list{grid-template-columns:repeat(2,minmax(0,1fr))}.tool-form.has-selection{grid-template-columns:minmax(0,1fr) 310px;gap:20px}.options-panel{padding:20px}}
@media(max-width:800px){.header-nav>a{display:none}.home-catalog{grid-template-columns:repeat(2,minmax(0,1fr))}.topbar{gap:22px;padding-inline:20px;min-height:68px}.brand{font-size:1.2rem}.infra-link{font-size:.8125rem}.menu-grid{left:-180px;width:min(560px,calc(100vw - 40px))}.tool-form.has-selection{grid-template-columns:minmax(0,1fr)}.file-list{grid-template-columns:repeat(3,minmax(0,1fr))}.options-panel{position:static}.options-panel h2{margin-bottom:18px}.field-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.actions{margin-top:20px}.steps{gap:20px}.privacy-strip{align-items:start}.privacy-strip a{white-space:normal}.related-grid{gap:8px}}
@media(max-width:540px){.home{padding:0 18px 28px}.home-intro{padding:30px 0 24px}.home-intro h1{font-size:2rem}.home-intro p{font-size:1rem}.topbar{padding:12px 16px;gap:16px;flex-wrap:wrap}.infra-link{display:none}.header-nav{margin-left:auto}.menu-grid{left:auto;right:0;width:calc(100vw - 32px);grid-template-columns:1fr;max-height:65vh;overflow:auto;top:48px}.menu-grid a{padding:9px 12px}.category-filters{gap:3px}.category-filters button{padding:8px 10px;font-size:.8125rem}.directory-toolbar{gap:14px;margin-bottom:16px}.search-field{width:100%}.search-field input{width:100%}.home-catalog{gap:10px}.tool-tile{padding:19px 16px}.tile-icon{width:47px;height:51px;border-radius:9px;margin-bottom:17px}.tile-icon .tool-icon{width:30px;height:34px}.tool-tile h2{font-size:1rem}.tool-tile p{font-size:.875rem}.privacy-strip{flex-wrap:wrap;font-size:.8125rem;gap:10px}.privacy-strip p{flex-basis:calc(100% - 45px)}.privacy-strip>a{margin-left:42px}.tool-page{padding:16px 18px 32px}.tool-heading{margin-top:16px}.tool-heading h1{font-size:2rem}.tool-heading p{font-size:1rem}.workflow{gap:14px;font-size:.75rem;flex-wrap:wrap;margin-bottom:18px}.workflow li{gap:5px}.workflow b{width:22px;height:22px}.dropzone{padding:22px 0}.choose-button{min-width:0;width:100%;font-size:1.125rem}.file-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.file-row{padding-inline:8px}.field-grid{grid-template-columns:1fr}.file-controls button{width:36px}.order-hint{font-size:.8125rem}.session-details>summary span{display:none}.tool-guide{margin-top:36px}.steps{grid-template-columns:1fr;gap:18px}.related-grid{grid-template-columns:1fr}.related-grid a{min-height:60px}.share-row{flex-wrap:wrap;gap:0 12px}.result{padding:22px 18px}.result h2{font-size:1.5rem}.result-file{flex-wrap:wrap;padding:12px}.result-file strong{margin-left:auto}.result>.primary{font-size:1rem}.foot{padding:22px 18px;gap:12px}.foot-links{gap:12px}}
@media(max-width:350px){.home-catalog{grid-template-columns:1fr}.file-list{grid-template-columns:1fr}.home-intro h1{font-size:1.75rem}.workflow{gap:8px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}.spinner{animation:none}.tool-tile:hover{transform:none}}
/* V4: document previews and clearer output controls */
.file-board{border-radius:12px;transition:box-shadow .15s,background .15s}.file-board.accepting-files{background:#edf6f2;box-shadow:0 0 0 3px #116b5d55}.file-row{padding-top:16px;box-shadow:0 2px 5px #273b4e04}.file-row:hover{border-color:#acbecb}.file-symbol{height:142px;background:#f8f9fb;border-radius:6px;margin:14px 0 10px;overflow:hidden}.file-symbol.with-preview{background:repeating-conic-gradient(#eef1f5 0% 25%,#fff 0% 50%) 50% / 16px 16px}.file-symbol img{display:block;max-width:100%;max-height:134px;object-fit:contain;box-shadow:0 1px 4px #283b451a;pointer-events:none}.file-type{font-size:.75rem;letter-spacing:0;font-weight:450;min-height:18px;margin-top:0;margin-bottom:10px}.file-index{background:#fff;border:1px solid #dce3e9;z-index:1}.file-info strong{min-height:42px}.file-controls button:focus-visible{outline-offset:0}.output-field{display:grid;text-align:left;gap:8px;font-size:.875rem;font-weight:600;margin:0 0 22px;color:#465666}.name-input{display:flex;align-items:center;border:1px solid #c9d5df;border-radius:8px;background:white;overflow:hidden}.name-input:focus-within{outline:2px solid #2969cf;outline-offset:2px}.name-input input{flex:1;min-width:0;width:100%;padding:13px;border:0;font-size:1rem;color:#263746;background:transparent}.name-input input:focus{outline:none}.name-input>span{padding:13px;background:#f1f4f7;border-left:1px solid #dce3e9;color:#697a86;font-weight:450}.format-advice{font-size:.8125rem;background:#f3f6f8;border-radius:7px;color:#586d7b;margin:18px 0 0;padding:11px 12px;line-height:1.6}.format-advice:empty{display:none}.field:has(input:disabled){color:#84909b}.field input[type=range]:disabled{opacity:.45}.dropzone:not(.has-files){background:#fff;border:1px dashed #c2d1d9;box-shadow:0 5px 25px #16324804}.dropzone:not(.has-files).dragging{background:#e6f3ef;border-color:var(--brand)}.tool-heading{margin-bottom:24px}.home-catalog{gap:16px}.tool-tile{box-shadow:0 2px 4px #223e4f03}.tool-tile:focus-visible{outline-offset:2px}.tool-tile:hover .tile-icon{background:var(--tone);color:white}.tile-icon{transition:background .15s,color .15s}.tools-menu[open]>summary{color:var(--brand)}
@media(max-width:540px){.file-symbol{height:126px}.file-symbol img{max-height:118px}.dropzone:not(.has-files){padding:24px 16px}.home-catalog{gap:10px}.output-field{margin-bottom:18px}.name-input input{font-size:1rem}.options-panel{box-shadow:0 4px 16px #1b3d4905}.file-row{padding-top:12px}}