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:root{--paper:#f7f5ef;--ink:#20332d;--muted:#68746c;--line:#d7dcd1;--green:#315c43;--lime:#ddefa6;--white:#fffefb;--orange:#e99b6c}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 Inter,Arial,"Malgun Gothic",sans-serif}a{color:inherit}button,input,select,textarea{font:inherit}button,a,input,select{touch-action:manipulation}button,.button{cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid var(--ink);border-radius:7px;padding:12px 20px;color:var(--paper);background:var(--ink);text-decoration:none;font-weight:650;font-size:14px}button:hover,.button:hover{background:var(--green)}button.secondary,.button.secondary{background:transparent;color:var(--ink);border-color:var(--line)}button:disabled{opacity:.48;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #bb711c;outline-offset:4px}.wrap{max-width:1220px;margin:auto;padding:0 44px}header{display:flex;align-items:center;justify-content:space-between;padding:25px 0;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:11px;font-size:23px;font-weight:750;letter-spacing:-.9px;text-decoration:none}.mark{width:29px;height:31px;display:grid;grid-template-columns:repeat(2,1fr);gap:3px;transform:rotate(-6deg)}.mark i{background:var(--green);border-radius:2px}.mark i:last-child{background:#b6c783}nav{display:flex;align-items:center;gap:26px;font-size:14px}nav a{text-decoration:none}nav button{padding:7px 12px;background:transparent;color:var(--ink);border-color:var(--line)}.hero{padding:76px 0 64px;display:grid;grid-template-columns:1.12fr 1fr;gap:60px;align-items:center}.eyebrow{font-family:monospace;letter-spacing:1.7px;text-transform:uppercase;font-size:12px;font-weight:bold;display:flex;align-items:center;gap:10px}.dot{width:7px;height:7px;background:var(--green);border-radius:100%}h1{font-size:clamp(40px,4.8vw,66px);line-height:1.03;letter-spacing:-3px;font-weight:600;margin:25px 0}h1 em{font-family:Georgia,serif;font-weight:400;color:var(--green)}.intro{color:var(--muted);font-size:17px;max-width:440px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 14px}.small{font-size:12px;color:var(--muted)}.illustration{background:#e9ecdf;border-radius:16px;padding:34px;position:relative;min-width:0}.label-pill{display:inline-block;background:#f7f5ef;border-radius:4px;padding:3px 8px;font:11px monospace;color:var(--muted)}.sheet{background:var(--white);border:1px solid #d4dacc;border-radius:8px;padding:19px;box-shadow:0 12px 28px #24352510;margin:17px 0}.sheet-head{font:12px monospace;display:flex;justify-content:space-between;gap:8px;margin-bottom:14px}.sheet table{font:12px monospace;white-space:nowrap;width:100%;border-collapse:collapse}.sheet th,.sheet td{padding:9px 7px;border-bottom:1px solid #e9ece4;text-align:left}.sheet th{color:var(--muted);font-weight:400}.bad{color:#8f6657;text-decoration:line-through}.good{background:#e8efd8;color:#3d612c}.flow{display:flex;justify-content:space-between;align-items:center;gap:10px}.flow strong{font-size:13px}.flow span{font-size:22px;color:var(--green)}.proof-strip{display:flex;flex-wrap:wrap;gap:28px;border-block:1px solid var(--line);padding:18px 0;font-size:13px}.proof-strip span:before{content:'✓';margin-right:10px;color:var(--green)}section{scroll-margin-top:25px}.workspace{margin:58px 0}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px}h2{font-size:32px;letter-spacing:-1px;line-height:1.25;margin:9px 0}p{margin:12px 0}.badge{font:11px monospace;border:1px solid var(--line);padding:5px 9px;border-radius:5px;white-space:nowrap}.tool{background:var(--white);border:1px solid var(--line);border-radius:12px;overflow:hidden}.tool-top{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:17px 24px;border-bottom:1px solid var(--line);background:#f0f2e9}.tool-top strong{font-size:13px}.tool-body{padding:26px}.drop{border:1px dashed #aeb8a8;border-radius:8px;padding:27px;text-align:center;background:#fafbf6;transition:.2s}.drop.drag{background:#e5edcf}.drop-icon{font-size:25px;line-height:1}.drop h3{font-size:17px;margin:12px 0 6px}.drop button{margin:12px 6px 4px}.file-list{font:12px monospace;color:var(--muted);white-space:pre-wrap;overflow-wrap:anywhere;margin:12px 0}.options{display:flex;flex-wrap:wrap;gap:18px;align-items:end;margin:20px 0}.field{display:flex;flex-direction:column;gap:5px;font-size:12px;font-weight:600}.field select,.field input{background:#fff;border:1px solid var(--line);padding:9px 12px;border-radius:5px;min-width:145px;font-size:13px}.field.grow{flex:1}.check{display:flex;gap:8px;align-items:center;font-size:13px;padding:10px 0}.check input{accent-color:var(--green)}.status{padding:12px 15px;border-radius:5px;background:#edf2e4;font-size:13px;margin:14px 0;overflow-wrap:anywhere}.status.error{background:#fae8df;color:#863719}.table-scroll{overflow:auto;max-height:290px;border:1px solid var(--line);border-radius:6px}.preview{border-collapse:collapse;width:100%;font:12px/1.5 monospace}.preview th,.preview td{padding:10px 12px;text-align:left;border-bottom:1px solid #e6e9e1;white-space:pre-wrap;min-width:100px;max-width:320px;overflow-wrap:anywhere}.preview th{position:sticky;top:0;background:#edf0e7}.exports{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}.tool-note{font-size:12px;color:var(--muted);max-width:880px;margin-top:18px}.tool-note a{color:var(--green)}.paste-box{margin-top:14px;text-align:left}.paste-box textarea{width:100%;min-height:140px;margin:10px 0;padding:12px;border:1px solid var(--line);border-radius:5px;font:13px monospace}.pro{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;background:var(--ink);color:var(--paper);border-radius:12px;padding:48px;margin:65px 0}.pro h2{font-size:38px;max-width:470px}.pro .eyebrow{color:var(--lime)}.pro p{color:#c1cec5}.pro ul{padding-left:19px;color:#e4ebe2;font-size:14px}.pro li{margin:9px 0}.offer{border:1px solid #536459;border-radius:9px;padding:27px;align-self:center}.price{font-size:48px;letter-spacing:-2px}.price small{font-size:12px;letter-spacing:0;color:#c1cec5}.offer .button{background:var(--lime);color:var(--ink);border:0;width:100%;margin-top:14px}.offer .small{color:#c1cec5}.guides{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:26px 0 60px}.guide{padding:23px 0;border-top:2px solid var(--line);text-decoration:none}.guide span{font:11px monospace;color:var(--muted)}.guide h3{font-size:19px;font-weight:600;letter-spacing:-.3px}.guide p{font-size:14px;color:var(--muted)}.faq{max-width:850px;margin:45px auto 70px}details{border-bottom:1px solid var(--line);padding:17px 0}summary{cursor:pointer;font-weight:600;font-size:15px}details p{font-size:14px;color:var(--muted)}footer{border-top:1px solid var(--line);padding:25px 0 35px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:12px}footer a{margin-left:18px}.article{max-width:790px;margin:65px auto 90px}.article h1{font-size:46px;line-height:1.12}.article h2{font-size:26px;margin-top:36px}.article p,.article li{color:#4b5d52}.article code{font-family:monospace;background:#e9ecdf;padding:2px 5px}.article pre{white-space:pre-wrap;padding:20px;background:#e9ecdf;border-radius:8px;overflow:auto}.article table{border-collapse:collapse;width:100%;font-size:14px}.article td,.article th{border:1px solid var(--line);padding:10px;text-align:left}.pro-only{display:none}body[data-mode="pro"] .pro-only{display:revert}body[data-mode="pro"] .site-only{display:none}[hidden]{display:none!important}.offline-header{padding:22px 0 8px}.toolbar-row{display:flex;flex-wrap:wrap;gap:10px}.keys{min-width:225px}.preset-name{font-size:13px;padding:8px;max-width:210px;border:1px solid var(--line);border-radius:5px}
@media(max-width:850px){.wrap{padding:0 23px}.hero{gap:30px;padding:42px 0;grid-template-columns:1fr}h1{max-width:600px;letter-spacing:-2px}.illustration{max-width:580px;padding:24px}.pro{gap:30px;padding:28px}.pro h2{font-size:30px}nav{gap:14px}.guides{gap:16px}.sheet td,.sheet th{padding:7px 5px}}
@media(max-width:580px){nav a{display:none}.hero{padding:35px 0}.illustration{padding:18px}.proof-strip{gap:10px 18px;font-size:11px}.section-heading{align-items:start;flex-direction:column;gap:5px}.tool-top,.tool-body{padding:18px}.drop{padding:20px 12px}.options{gap:12px}.field{flex:1;min-width:110px}.field select{min-width:0;width:100%}.pro{grid-template-columns:1fr;margin:40px 0;padding:24px}.guides{grid-template-columns:1fr;gap:5px}h2{font-size:27px}.guide{padding:14px 0}footer{flex-direction:column}footer a{margin:0 15px 0 0}.article h1{font-size:36px}.exports button{flex:1}.status{font-size:12px}}