:root{--bg:#f6f7f9;--surface:#fff;--card:#fff;--text:#111827;--muted:#6b7280;--line:#e5e7eb;--accent:#0f766e;--accent-soft:#ecfdf8;--ok:#16a34a;--danger:#dc2626;--mark:#fde68a;--radius:12px;--mono:ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0e1113;--surface:#161a1d;--card:#1d2226;--text:#e5e7eb;--muted:#9ca3af;--line:#2a3036;--accent:#2dd4bf;--accent-soft:#12302c;--ok:#4ade80;--danger:#f87171;--mark:#854d0e;color-scheme:dark}}:root[data-theme=dark]{--bg:#0e1113;--surface:#161a1d;--card:#1d2226;--text:#e5e7eb;--muted:#9ca3af;--line:#2a3036;--accent:#2dd4bf;--accent-soft:#12302c;--ok:#4ade80;--danger:#f87171;--mark:#854d0e;color-scheme:dark}*{box-sizing:border-box}body{overflow-wrap:break-word;background:var(--bg);color:var(--text);margin:0;font:16px/1.6 -apple-system,BlinkMacSystemFont,Segoe UI,Pretendard,Apple SD Gothic Neo,Malgun Gothic,Hiragino Sans,Yu Gothic UI,PingFang SC,Microsoft YaHei,sans-serif}:lang(ko) body,body:lang(ko){word-break:keep-all}a{color:inherit;text-decoration:none}h1{letter-spacing:-.02em;margin:.5rem 0;font-size:1.6rem}h2{margin:2rem 0 .75rem;font-size:1.15rem}.wrap{max-width:1280px;margin:0 auto;padding:0 clamp(16px,3vw,32px)}.article,.hero{max-width:760px}.muted{color:var(--muted)}.icon{flex:none;width:22px;height:22px}[hidden]{display:none!important}.site-header{background:var(--surface);border-bottom:1px solid var(--line)}.site-header .bar{align-items:center;gap:8px;height:52px;display:flex}.logo{letter-spacing:-.02em;align-items:center;gap:6px;min-width:0;font-size:1.1rem;font-weight:800;display:flex}.logo span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.logo .icon{color:var(--accent);flex-shrink:0}.header-actions{flex-shrink:0;align-items:center;gap:2px;margin-inline:auto -8px;display:flex}.icon-btn{width:40px;height:40px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:8px;place-items:center;padding:0;display:grid}.icon-btn:hover{color:var(--text);background:var(--bg)}.theme-toggle .sun{display:none}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .theme-toggle .sun{display:contents}:root:not([data-theme=light]) .theme-toggle .moon{display:none}}:root[data-theme=dark] .theme-toggle .sun{display:contents}:root[data-theme=dark] .theme-toggle .moon{display:none}.lang{border:0;padding:0;position:relative}.lang>summary{align-items:center;gap:4px;width:auto;padding:0 8px;font-size:.85rem;font-weight:400;list-style:none;display:flex}.lang>summary::-webkit-details-marker{display:none}.lang-code{font-size:.78rem;font-weight:600;display:none}.lang-caret .icon{width:14px;height:14px}@media (width<=479px){.lang-name{display:none}.lang-code{display:inline}}.lang ul{inset-inline-end:0;z-index:30;background:var(--surface);border:1px solid var(--line);border-radius:10px;min-width:160px;margin:0;padding:6px;list-style:none;position:absolute;top:44px;box-shadow:0 8px 24px #0000001f}.lang li a{border-radius:6px;padding:8px 10px;font-size:.92rem;display:block}.lang li a:hover{background:var(--bg)}.lang li a[aria-current=true]{color:var(--accent);font-weight:600}.hscroll{--fade:32px;--to-start:to left;--to-end:to right;position:relative}[dir=rtl] .hscroll{--to-start:to right;--to-end:to left}.hs-track{overscroll-behavior-x:contain;scrollbar-width:none;scroll-snap-type:x proximity;scroll-padding-inline:48px;overflow-x:auto}.hs-track::-webkit-scrollbar{display:none}.hs-track>*{scroll-snap-align:start}.hs-track a:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}.hscroll[data-start] .hs-track{mask-image:linear-gradient(var(--to-end), transparent, #000 var(--fade))}.hscroll[data-end] .hs-track{mask-image:linear-gradient(var(--to-start), transparent, #000 var(--fade))}.hscroll[data-start][data-end] .hs-track{mask-image:linear-gradient(var(--to-end), transparent, #000 var(--fade), #000 calc(100% - var(--fade)), transparent)}.hs-btn{z-index:2;border:1px solid var(--line);background:var(--surface);width:32px;height:32px;color:var(--text);cursor:pointer;border-radius:50%;place-items:center;padding:0;display:none;position:absolute;top:50%;translate:0 -50%;box-shadow:0 1px 4px #0000001f}.hs-btn:before{content:"";position:absolute;inset:-4px}.hs-btn:hover{border-color:var(--muted)}.hs-btn .icon{width:18px;height:18px}[dir=rtl] .hs-btn .icon{scale:-1 1}.hs-prev{inset-inline-start:0}.hs-next{inset-inline-end:0}.hscroll[data-start] .hs-prev,.hscroll[data-end] .hs-next{display:grid}@media (hover:none),(pointer:coarse){.hscroll .hs-btn{display:none}}.tabs{display:flex}.tabs a{color:var(--muted);white-space:nowrap;border-bottom:2px solid #0000;flex:none;padding:8px 12px 10px;font-size:.95rem}.tabs a:first-child{padding-inline-start:0}.tabs a:hover{color:var(--text)}.tabs a[aria-current=page]{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.subtabs{border-top:1px solid var(--line)}.subtabs-row{gap:6px;padding-top:8px;padding-bottom:8px;display:flex}.subtabs-row a{color:var(--muted);white-space:nowrap;border:1px solid var(--line);background:var(--surface);border-radius:999px;flex:none;padding:5px 12px;font-size:.88rem}.subtabs-row a:hover{color:var(--text);border-color:var(--muted)}.subtabs-row a[aria-current=page]{color:var(--accent);border-color:var(--accent);background:var(--accent-soft);font-weight:600}.site-footer{color:var(--muted);border-top:1px solid var(--line);margin-top:4rem;padding:2rem 0;font-size:.85rem}.site-footer a:hover{color:var(--text);text-decoration:underline}.hero{padding:2.5rem 0 .5rem}.hero h1{letter-spacing:-.03em;margin:0 0 4px;font-size:1.9rem}.hero p{color:var(--muted);margin:0 0 18px}.search-box{position:relative}.search-box .icon{inset-inline-start:16px;color:var(--muted);pointer-events:none;position:absolute;top:50%;transform:translateY(-50%)}#search{border:2px solid var(--line);border-radius:var(--radius);background:var(--surface);width:100%;color:var(--text);padding-block:14px;padding-inline:48px 16px;font-size:1.05rem}#search:focus{border-color:var(--accent);outline:none}#search-results{margin-top:12px}.grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px;display:grid}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);align-items:center;gap:12px;padding:14px 16px;display:flex}.card:hover{border-color:var(--accent)}.card-icon{background:var(--accent-soft);width:40px;height:40px;color:var(--accent);border-radius:10px;flex:none;place-items:center;display:grid}.card-body{flex-direction:column;min-width:0;display:flex}.card-sub{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:.85rem;overflow:hidden}.tiles{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;display:grid}@media (width>=720px){.tiles{grid-template-columns:repeat(8,minmax(0,1fr))}}.tile{border-radius:var(--radius);text-align:center;overflow-wrap:anywhere;hyphens:auto;flex-direction:column;align-items:center;gap:8px;padding:12px 2px;font-size:.85rem;line-height:1.3;display:flex}.tile:hover{background:var(--surface)}.tile-icon{background:var(--surface);border:1px solid var(--line);width:52px;height:52px;color:var(--accent);border-radius:16px;place-items:center;display:grid}.tile-icon .icon{width:26px;height:26px}.cat-head{align-items:baseline;gap:8px;display:flex}.cat-head a{align-items:center;gap:8px;display:inline-flex}.cat-head .icon{color:var(--accent);align-self:center}.cat-head a:hover{color:var(--accent)}.count{color:var(--muted);font-size:.85rem;font-weight:400}.cat-title{align-items:center;gap:10px;display:flex}.cat-intro{max-width:760px;margin:.5rem 0 0}.crumbs{color:var(--muted);margin-top:1rem;font-size:.85rem}.crumbs a:hover{text-decoration:underline}.tool-head{align-items:flex-start;gap:12px;display:flex}.tool-head h1{overflow-wrap:break-word;hyphens:auto;flex:1;min-width:0}.fav-btn{border:1px solid var(--line);background:var(--surface);color:var(--text);cursor:pointer;white-space:nowrap;border-radius:999px;flex:none;margin-top:10px;padding:6px 12px;font-size:.85rem}.fav-btn[aria-pressed=true]{color:#d97706;border-color:#d97706}.intro{color:var(--muted);margin:0 0 8px}.local-note{color:var(--muted);align-items:center;gap:6px;margin:0 0 1rem;font-size:.82rem;display:flex}.local-note .icon{width:16px;height:16px;color:var(--ok)}.band{border-bottom:1px solid var(--line);padding-bottom:32px}.page-tool{background:var(--surface)}.page-tool .card{background:var(--card)}.tool{grid-template-columns:minmax(0,1fr);gap:16px;margin-top:1rem;display:grid}.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;min-width:0;padding:16px}@media (width>=900px){.tool.split{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}}.panel-head{justify-content:space-between;align-items:center;gap:8px;min-height:32px;margin-bottom:10px;display:flex}.panel-title{font-weight:700}.panel-tools{flex-wrap:wrap;justify-content:flex-end;gap:4px;display:flex}.btn{border:1px solid var(--line);background:var(--surface);color:var(--text);font:inherit;cursor:pointer;white-space:nowrap;border-radius:8px;justify-content:center;align-items:center;gap:4px;padding:6px 12px;font-size:.88rem;display:inline-flex}.btn:hover{border-color:var(--accent)}.btn:disabled{opacity:.5;cursor:default}@media (width<=479px){.btn{white-space:normal;max-width:100%}}.btn .icon{width:16px;height:16px}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}:root[data-theme=dark] .btn-primary{color:#04201c}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .btn-primary{color:#04201c}}.btn-lg{padding:12px 20px;font-size:1rem}.btn-block{width:100%}.text-area{resize:vertical;border:1px solid var(--line);background:var(--bg);width:100%;min-height:220px;color:var(--text);font:inherit;border-radius:10px;padding:12px;line-height:1.6;display:block}.text-area.mono,.mono{font-family:var(--mono);font-size:.9rem}.text-area:focus,.input:focus,.select:focus{outline:2px solid var(--accent);border-color:#0000}.text-area[readonly]{background:var(--surface)}.input,.select{min-width:0;max-width:100%;font:inherit;border:1px solid var(--line);background:var(--bg);color:var(--text);border-radius:8px;padding:9px 12px;font-size:.95rem}.input[type=color]{width:48px;height:40px;padding:2px}.options{flex-wrap:wrap;align-items:flex-end;gap:10px 16px;margin:12px 0 0;display:flex}.opt{min-width:0;max-width:100%;color:var(--muted);flex-direction:column;gap:4px;font-size:.85rem;display:flex}.opt.check{color:var(--text);cursor:pointer;flex-direction:row;align-items:center;gap:6px;font-size:.9rem}.opt.check input{width:18px;height:18px;accent-color:var(--accent)}.opt .input,.opt .select{color:var(--text)}.opt input[type=number]{width:110px}.status{min-height:1.4em;color:var(--muted);margin:8px 0 0;font-size:.85rem}.status.error{color:var(--danger)}.stats{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px;margin:0;display:grid}.stats div{background:var(--accent-soft);border-radius:10px;padding:10px 12px}.stats dt{color:var(--muted);font-size:.8rem}.stats dd{color:var(--accent);font-variant-numeric:tabular-nums;margin:0;font-size:1.4rem;font-weight:800}.big-output{color:var(--accent);font-variant-numeric:tabular-nums;word-break:break-all;font-size:2rem;font-weight:800;display:block}.result-list{margin:0;padding:0;list-style:none}.result-list li{border-bottom:1px solid var(--line);justify-content:space-between;gap:12px;padding:8px 0;display:flex}.result-list li span:last-child{text-align:end;font-variant-numeric:tabular-nums;word-break:break-all;font-weight:600}.dropzone{text-align:center;border:2px dashed var(--line);background:var(--bg);min-height:180px;color:var(--muted);cursor:pointer;border-radius:14px;place-items:center;gap:8px;padding:20px;display:grid}.dropzone:hover,.dropzone.over{border-color:var(--accent);color:var(--text)}.dropzone .icon{width:36px;height:36px;color:var(--accent)}.preview-img{background:repeating-conic-gradient(#ccc 0 25%, #fff 0 50%) 0 0 / 16px 16px;border-radius:8px;max-width:100%;max-height:480px;margin:0 auto;display:block}.table-wrap{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);overflow-x:auto}.data-table{border-collapse:collapse;width:100%;font-size:.9rem}.data-table th,.data-table td{border-top:1px solid var(--line);text-align:start;vertical-align:top;padding:8px 12px}.data-table thead th{background:var(--bg);color:var(--muted);font-weight:600}mark{background:var(--mark);color:inherit;border-radius:2px}.tool-body{gap:32px;display:grid}.tool-main{min-width:0}.tool-side{display:none}@media (width>=1024px){.tool-body{grid-template-columns:minmax(0,1fr) 280px;align-items:start}.tool-side{flex-direction:column;gap:16px;margin-top:2rem;display:flex}}.side-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}.side-box h2{margin:0 0 8px;font-size:1rem}.side-box ul{margin:0;padding:0;list-style:none}.side-box ul a{border-radius:8px;margin:0 -8px;padding:6px 8px;font-size:.92rem;display:block}.side-box ul a:hover{background:var(--bg)}.side-box ul a[aria-current=page]{background:var(--accent-soft);color:var(--accent)}.ad{min-height:280px;margin:2rem 0}.ad-label{color:var(--muted);margin-bottom:4px;font-size:.72rem;display:block}.ad:has(ins[data-ad-status=unfilled]){display:none}.ad-preview div{border:2px dashed var(--line);border-radius:var(--radius);height:250px;color:var(--muted);place-items:center;font-size:.85rem;display:grid}.tool-side .ad{margin:0}.steps{margin:0;padding-inline-start:1.2rem}.steps li{margin:.4rem 0}.article p{margin:.5rem 0}.article a{color:var(--accent);text-decoration:underline}.faq summary{justify-content:space-between;align-items:center;gap:12px;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"";border-inline-end:2px solid var(--muted);border-bottom:2px solid var(--muted);flex:none;width:8px;height:8px;margin-inline-end:4px;transition:transform .15s;transform:rotate(45deg)}.faq[open] summary:after{transform:rotate(-135deg)}.faq>p{margin:8px 0 4px}.trademark{color:var(--muted);margin:12px 0 0;font-size:.8rem}details{border-bottom:1px solid var(--line);padding:10px 0}summary{cursor:pointer;font-weight:600}.next .grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}.all-tools{border-top:1px solid var(--line);margin-top:3rem;padding-top:.5rem}.all-grid{grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:18px 24px;display:grid}.all-grid h3{align-items:center;gap:6px;margin:0 0 6px;font-size:.95rem;display:flex}.all-grid h3 .icon{width:18px;height:18px;color:var(--accent)}.all-grid ul{margin:0;padding:0;list-style:none}.all-grid li a{color:var(--muted);padding:3px 0;font-size:.9rem;display:block}.all-grid li a:hover{color:var(--accent)}.all-grid li a[aria-current=page]{color:var(--text);font-weight:600}.policy h2{font-size:1.05rem}