:root{color-scheme:light;--blue:#2563eb;--ink:#172033;--muted:#526176;--line:#dce3ed;--light:#f8fafc}*{box-sizing:border-box}body{margin:0;color:var(--ink);font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#fff}a{color:#1d4ed8;text-underline-offset:4px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button,a.button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,pre:focus-visible{outline:3px solid #2563eb;outline-offset:4px}.skip{position:absolute;top:-100px}.skip:focus{top:8px;background:white;padding:10px;z-index:5}.shell{max-width:1120px;margin:auto;padding:0 24px}.header{border-bottom:1px solid var(--line)}.header .shell{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand img{display:block;width:180px;height:auto}.nav{display:flex;align-items:center;gap:24px}.nav a{text-decoration:none;color:var(--ink);font-size:14px}.nav select{max-width:150px;font-size:14px;padding:8px;border:1px solid var(--line);border-radius:8px;background:white}main{min-height:65vh}.hero{max-width:790px;margin:64px auto 32px;text-align:center}.eyebrow{font-size:12px;letter-spacing:.13em;font-weight:700;text-transform:uppercase;color:var(--blue)}h1{font-size:clamp(30px,5vw,52px);line-height:1.12;letter-spacing:-.04em;margin:16px 0 20px}h2{font-size:24px;line-height:1.3}h3{font-size:18px}.hero p{color:var(--muted);max-width:660px;margin:0 auto}.badge{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:#244d40;margin-top:20px}.dot{width:7px;height:7px;border-radius:50%;background:#15803d}.tools{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:40px 0 60px}.tool-card{border:1px solid var(--line);border-radius:18px;padding:26px;background:var(--light);color:var(--ink);text-decoration:none;display:flex;flex-direction:column;align-items:flex-start;gap:12px}.tool-card h2{margin:0}.tool-card p{color:var(--muted);margin:0;font-size:14px}.tool-card .icon{background:#e8efff;color:var(--blue);font:700 26px/1.6 monospace;min-width:48px;text-align:center;border-radius:10px}.tool-card .go{margin-top:auto;padding-top:14px;color:var(--blue);font-weight:650}.tool-card:hover{border-color:#2563eb;background:#f3f6ff}.workbench{max-width:850px;margin:32px auto 60px;padding:30px;border:1px solid var(--line);border-radius:20px;box-shadow:0 14px 44px #17203307}label{display:block;font-weight:600;font-size:14px;margin-bottom:9px}textarea,input[type=text],input[type=email],select{border:1px solid #bcc8d9;border-radius:10px;color:var(--ink);padding:12px;background:#fff;max-width:100%}textarea{display:block;width:100%;min-height:250px;resize:vertical;font:14px/1.7 ui-monospace,Consolas,monospace;direction:ltr;text-align:left}input[type=file]{width:100%;font-size:13px;margin:12px 0 18px}input[type=file]::file-selector-button{padding:8px 12px;background:var(--light);border:1px solid var(--line);border-radius:8px;margin-inline-end:12px}.row{display:flex;gap:18px;flex-wrap:wrap;margin-bottom:20px}.row>div{flex:1;min-width:180px}.row select{width:100%}.check{display:flex;gap:8px;align-items:flex-start;font-weight:400;margin:18px 0}.check input{margin-top:5px}.actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:22px}.button{background:var(--blue);color:white;border:0;border-radius:10px;padding:12px 24px;text-decoration:none;font-weight:650;display:inline-flex;justify-content:center;align-items:center;gap:8px}.button:hover{background:#1d4ed8}.secondary{background:#fff;border:1px solid var(--line);color:var(--ink);border-radius:10px;padding:11px 18px}.secondary:hover{background:var(--light)}.muted,.help{color:var(--muted);font-size:14px}.help{margin:12px 0 0}.error{padding:14px;border-radius:10px;background:#fef2f2;color:#991b1b;margin-top:18px;overflow-wrap:anywhere}.processing{display:flex;align-items:center;gap:12px;background:#eff6ff;border-radius:10px;padding:16px;margin-top:18px}.spinner{border:3px solid #cbdafe;border-top-color:var(--blue);width:22px;height:22px;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}[hidden]{display:none!important}.article{max-width:790px;margin:50px auto 70px;overflow-wrap:anywhere}.article h1{font-size:38px}.article p{color:#37465b}.article pre{white-space:pre-wrap;background:var(--light);padding:20px;border-radius:12px;direction:ltr}.guide-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:30px 0 60px}.guide-link{border:1px solid var(--line);border-radius:14px;padding:20px;text-decoration:none;color:var(--ink)}.guide-link:hover{border-color:var(--blue)}.result-head{margin:45px 0 25px}.result-head h1{font-size:38px}.outputs{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 3px 18px}.output-card{flex:1 0 300px;min-width:0;border:1px solid var(--line);border-radius:18px;padding:24px;scroll-snap-align:start}.output-card h2{font:600 18px ui-monospace,monospace;overflow-wrap:anywhere}.output-card pre{background:var(--light);border:1px solid var(--line);padding:16px;border-radius:10px;height:280px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;font:13px/1.65 ui-monospace,monospace;direction:ltr;text-align:left}.output-card .button{width:100%}.footer{border-top:1px solid var(--line);padding:30px 0;background:var(--light)}.footer .links{display:flex;flex-wrap:wrap;gap:12px 22px;font-size:13px}.footer p{font-size:12px;color:var(--muted)}.notice{border-inline-start:3px solid var(--blue);padding:16px 20px;background:var(--light);border-radius:4px}.contact-form input{display:block;width:100%;margin-bottom:18px}.contact-form textarea{font-family:inherit;min-height:150px}.ad-disclosure{font-size:13px;color:var(--muted)}@media(max-width:700px){.shell{padding:0 18px}.header .shell{min-height:72px;gap:10px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}.brand img{width:145px}.nav{gap:12px}.nav .guides-nav{display:none}.nav select{max-width:115px;font-size:12px;padding:6px}.hero{margin-top:40px}.tools{grid-template-columns:1fr;margin-top:28px}.tool-card{padding:22px}.workbench{padding:20px}.guide-list{grid-template-columns:1fr}.output-card{flex-basis:85%;min-width:250px}.article h1,.result-head h1{font-size:30px}.button{padding:12px 19px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}