:root{--navy:#292e54;--ink:#242942;--gold:#bd9138;--muted:#6c7187;--line:#e1e3ed;--bg:#f5f6fa;--radius:12px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.65 'Segoe UI',Arial,sans-serif}a{color:inherit}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,canvas:focus-visible{outline:3px solid var(--gold)}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}[hidden]{display:none!important}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.2;letter-spacing:-.035em}h1{font-size:44px;font-weight:650}h2{font-size:27px}h3{font-size:21px}p{margin:12px 0}small{font-size:12px}.shell{width:min(1200px,calc(100% - 64px));margin:auto}.skip{position:absolute;top:-100px;left:10px;z-index:100;background:white;padding:16px}.skip:focus{top:8px}header{background:white;border-bottom:1px solid var(--line)}.header-inner{max-width:1380px;margin:auto;padding:13px 34px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:14px;text-decoration:none;font-size:23px;font-weight:650;letter-spacing:-.6px}.brand img{object-fit:contain}.brand>span{border-left:1px solid var(--line);padding-left:15px}.brand small{display:block;font-size:9px;letter-spacing:1.6px;color:var(--muted)}nav{display:flex;align-items:center;gap:28px}nav a{font-size:13px;text-decoration:none}nav a:hover{color:var(--gold)}.nav-training{border-bottom:2px solid var(--gold);padding:8px 0}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:650;color:var(--muted);display:block;margin-bottom:12px}.live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#468970;margin-right:7px}.hero{display:grid;grid-template-columns:1.5fr 1fr;gap:70px;align-items:center;padding:66px 0 50px}.hero h1{font-size:49px;line-height:1.15}.hero em{font-style:normal;color:#7a718c}.hero p{max-width:555px;font-size:17px;color:var(--muted);margin:22px 0 25px}.button{display:inline-flex;justify-content:center;align-items:center;gap:14px;text-decoration:none;border:1px solid var(--navy);border-radius:7px;background:var(--navy);color:white;padding:12px 20px;font-weight:600;font-size:14px;cursor:pointer}.button:hover{background:#3d436e}.button.secondary{background:white;color:var(--navy);border-color:var(--line)}.hero-link{font-size:13px;margin-left:20px}.hero-facts{display:flex;flex-wrap:wrap;gap:22px;font-size:11px;color:var(--muted);margin-top:27px}.hero-facts span:before{content:'✓';color:#468970;margin-right:6px}.hero-note{background:#eeedf4;border-radius:24px;padding:36px 38px 18px;transform:rotate(1.5deg)}.hero-note p{text-align:center;font-size:11px;margin:24px 0 2px}.paper-stack{background:white;border:1px solid var(--line);border-radius:7px;padding:25px;box-shadow:9px 10px 0 #dedae8;transform:rotate(-4deg)}.paper-label{font-size:8px;letter-spacing:1.5px;color:var(--muted)}.paper-line{height:6px;margin-top:16px;background:#edeef4;border-radius:4px}.paper-line.short{width:65%}.paper-chips{display:flex;gap:10px;margin:29px 0}.paper-chips b{font-size:15px;background:#f3e9d6;color:#977027;padding:15px;border-radius:8px}.paper-chips b:nth-child(2){background:#e7edf7;color:#597496}.paper-chips b:nth-child(3){background:#e7eee8;color:#4a7658}.paper-stamp{display:block;margin-top:24px;padding-top:14px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.privacy-strip{display:flex;align-items:center;gap:24px;background:#edf2ef;border:1px solid #d5e3db;border-radius:9px;padding:16px 22px;font-size:12px}.privacy-strip strong{min-width:175px;color:#3a6754}.privacy-strip p{margin:0;color:#526b5e}.tool-section{padding:44px 0}.section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:23px;gap:20px}.section-heading>span{font-size:12px;color:var(--muted)}.tool-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.tool-card{display:flex;flex-direction:column;padding:23px;background:white;border:1px solid var(--line);border-radius:var(--radius);text-decoration:none;transition:transform .15s,border-color .15s}.tool-card:hover{border-color:#aaa4c0;transform:translateY(-3px)}.tool-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;color:#9a9caf;font-size:11px}.tool-symbol{font-size:25px;width:45px;height:45px;border-radius:10px;background:#eeeaf8;color:#766391;text-align:center;line-height:45px}.s-merge,.s-protect{background:#e9eef9;color:#647da4}.s-compress,.s-unzip{background:#e8f1ed;color:#56806e}.s-zip,.s-redact{background:#f9efde;color:#ae8742}.tool-card h3{font-size:20px}.tool-card p{font-size:13px;color:var(--muted);margin:9px 0 25px}.tool-go{display:flex;justify-content:space-between;font-size:11px;color:#686d83;margin-top:auto}.tool-go b{font-size:16px}.help-card{background:#eeedf4;justify-content:center}.help-card a{font-size:12px}.guide{display:grid;grid-template-columns:1fr 1.7fr;gap:65px;border-top:1px solid var(--line);padding:36px 0}.guide h3{font-size:17px;margin-top:15px}.guide p{font-size:13px;color:var(--muted)}.promotions{display:grid;grid-template-columns:1.3fr 1fr;gap:22px;padding:35px 0}.training-card,.internal-card{padding:30px;border-radius:10px}.training-card{background:var(--navy);color:white;border-top:3px solid var(--gold)}.training-card .eyebrow{color:#d9c797}.training-card p{color:#d0d2e0;font-size:13px;max-width:530px}.training-card .button{margin-top:7px;background:white;color:var(--navy)}.internal-card{background:#eeeaf1;border-top:3px solid #c5bacd}.internal-card p{font-size:13px;color:var(--muted)}.internal-card>a{font-size:13px;font-weight:600}.internal-card small{display:block;margin-top:13px;color:var(--muted);font-size:11px}footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:30px;padding:27px 0 35px}footer strong{font-size:15px}footer p{font-size:12px;margin:3px 0}footer small{color:var(--muted)}footer nav{gap:18px;flex-wrap:wrap}footer nav a{font-size:11px}.ad-placeholder{border:1px dashed #d4d7e3;padding:16px;text-align:center;color:var(--muted);font-size:11px}.ad-placeholder span{font-size:9px;letter-spacing:2px}.ad-placeholder p{margin:3px 0}.back{display:inline-block;margin-bottom:24px;color:var(--muted);text-decoration:none;font-size:13px}.tool-intro{padding:36px 0 30px}.tool-intro h1{font-size:37px}.tool-intro p{color:var(--muted);max-width:800px;font-size:14px}.work-layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:24px;align-items:start}.work-surface,.preview-surface{background:white;border:1px solid var(--line);border-radius:12px;overflow:hidden;padding:24px}.surface-heading{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:20px}.surface-heading h2,.options h2{font-size:19px;letter-spacing:-.5px}.surface-heading>span{font-size:10px;color:var(--muted)}.step{display:inline-flex;width:25px;height:25px;border-radius:50%;background:#eeedf5;color:#7a748f;font-size:12px;align-items:center;justify-content:center;vertical-align:middle;margin-right:7px}.data-notice{background:#fffaf0;border-left:3px solid var(--gold);padding:16px;font-size:12px}.data-notice p{margin:9px 0;color:#75684f}.data-notice label{display:block;font-weight:600;margin-top:14px}.data-notice input{vertical-align:middle}.file-picker{margin:22px 0 15px;display:flex;flex-direction:column;align-items:center;gap:8px;border:1px dashed #b9bdcf;background:#fafafe;border-radius:10px;padding:25px 14px;cursor:pointer;text-align:center}.file-picker>span{color:var(--muted);font-size:12px}.file-picker .upload-symbol{font-size:28px;color:var(--navy)}.file-picker input{font-size:12px;width:100%;max-width:270px;margin-top:8px}.file-list{list-style:none;margin:0;padding:0}.file-list li{display:flex;align-items:center;gap:8px;padding:12px 0;border-bottom:1px solid var(--line);font-size:12px}.file-list .file-name{min-width:0;flex:1;overflow-wrap:anywhere}.file-list button,.preview-controls button{border:1px solid var(--line);border-radius:4px;background:white;color:var(--navy);padding:5px 9px;font-size:12px}.options{margin-top:25px}.options h2{margin-bottom:18px}label{font-size:13px}label:has(select),label:has(textarea),label:has(input:not([type=checkbox])){display:block;margin-bottom:14px}input:not([type=checkbox]):not([type=file]),select,textarea{display:block;width:100%;border:1px solid #cfd3e0;border-radius:5px;padding:10px;background:white;color:var(--ink);margin-top:5px}select{font-size:13px}textarea{resize:vertical}input[type=checkbox]{accent-color:var(--navy)}.options p{font-size:13px}.detect-options{background:#f6f5f9;padding:16px;border:1px solid var(--line);border-radius:8px}.detect-options>label{display:block;margin:10px 0}.detect-options strong{font-size:13px}.warning{border-left:3px solid #bd9138;padding:12px;background:#fff9ed;color:#79663e}.inline-actions{display:flex;gap:10px;flex-wrap:wrap}.form-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px;padding-top:20px;border-top:1px solid var(--line)}#status{margin-top:20px;border-radius:6px;padding:14px;font-size:13px;background:#edf3f0;color:#3c6855}#status.error{background:#fff0ef;color:#a34235}#preview-caption{font-size:12px;color:var(--muted);overflow-wrap:anywhere}.preview-controls{display:flex;align-items:center;justify-content:space-between;margin:18px 0;font-size:12px}.canvas-wrap{background:#e8e9ef;border:1px solid var(--line);border-radius:4px;padding:12px;min-height:250px;display:flex;align-items:center;justify-content:center}canvas{display:block;max-width:100%;height:auto;background:white;touch-action:none}#preview-empty{text-align:center;color:#8d91a5;padding:60px 15px}#preview-empty span{border:2px solid #bdc0cf;border-radius:5px;padding:17px;font-size:17px}#preview-empty p{margin-top:30px;font-size:17px}#result-details{font-size:13px}.download{display:flex;margin:18px 0}.muted{font-size:12px;color:var(--muted)}.archive-list button{display:block;text-align:left;width:100%;margin-top:9px;border:1px solid var(--line);padding:12px;background:#f6f6fa;overflow-wrap:anywhere;border-radius:5px}.archive-list p{font-size:12px;color:var(--muted)}#text-preview{max-height:480px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;background:#f6f6fa;padding:15px;font-size:12px}.text-page{max-width:870px;padding:40px 0}.text-page h1{margin-bottom:23px}.text-page h2{font-size:23px;margin:30px 0 10px}.text-page p{color:#60657a;font-size:14px;line-height:1.9}
@media(min-width:1100px){.preview-surface{position:sticky;top:16px}}@media(max-width:1000px){.hero{gap:35px}.hero h1{font-size:38px}.hero-note{padding:25px}.hero-link{display:block;margin:15px 0}.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}nav{gap:16px}.work-layout{grid-template-columns:1fr}.preview-surface{max-width:740px;width:100%;margin:auto}}@media(max-width:650px){.shell{width:calc(100% - 32px)}.header-inner{padding:10px 16px;display:block}.brand{font-size:21px}.brand img{width:62px;height:42px}header nav{margin-top:12px;justify-content:space-between;gap:8px}header nav a{font-size:11px}.hero{display:block;padding:37px 0 25px}.hero h1{font-size:34px}.hero p{font-size:15px}.hero-note{display:none}.hero-facts{gap:14px}.privacy-strip{display:block;padding:15px}.privacy-strip p{margin-top:7px}.section-heading{display:block}.section-heading>span{display:block;margin-top:10px}.tool-grid{gap:10px}.tool-card{padding:17px}.tool-card h3{font-size:18px}.tool-card p{font-size:12px}.guide,.promotions{grid-template-columns:1fr;gap:20px}.training-card,.internal-card{padding:23px}.guide{padding:25px 0}.tool-intro h1{font-size:29px}.work-surface,.preview-surface{padding:17px}.surface-heading{align-items:start;flex-direction:column;gap:6px}.canvas-wrap{padding:5px}.form-actions .button{width:100%}footer{display:block}footer nav{margin-top:20px}.text-page h1{font-size:35px}}
@media(min-width:651px) and (max-width:800px){.header-inner{display:block}.header-inner nav{margin-top:12px;justify-content:space-between}.hero{display:block}.hero-note{display:none}.hero h1{font-size:40px}}.area-details{margin-top:18px;font-size:13px}.area-details ul{max-height:240px;overflow:auto}.area-details li{justify-content:space-between}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@media print{header,footer,.promotions,.ad-placeholder,.form-actions,.data-notice{display:none}body{background:white}.shell{width:100%}.work-layout{display:block}}