:root{--bg:#f3f5f7;--panel:#fff;--ink:#14202b;--mute:#5d6b78;--line:#d5dde4;--acc:#1f4e79;--accfg:#fff;--soft:#e9f0f7;box-sizing:border-box}
@media (prefers-color-scheme:dark){:root{--bg:#0f1720;--panel:#17222d;--ink:#e8eef4;--mute:#9aabba;--line:#2b3a47;--acc:#6aa9e6;--accfg:#06192b;--soft:#1d2f40}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 system-ui,-apple-system,'Segoe UI','Noto Sans KR','Noto Sans JP','Noto Sans SC','Malgun Gothic','Yu Gothic','Microsoft YaHei',sans-serif}
.top{max-width:1280px;margin:0 auto;padding:14px 20px 4px;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.brand{font-weight:700;font-size:20px;letter-spacing:-.01em}.brand a{color:inherit;text-decoration:none}
.top label{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--mute)}
.intro{max-width:1280px;margin:0 auto;padding:0 20px 10px}.intro h1{font-size:24px;margin:.2em 0 .1em;letter-spacing:-.01em}.intro p{margin:0;color:var(--mute)}
select,input,textarea,button{font:inherit;color:var(--ink)}
select,input:not([type=checkbox]):not([type=file]),textarea{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:6px 8px}
textarea{resize:vertical;line-height:1.45}
.top select,.row select{width:auto;min-width:120px}
.actions{max-width:1280px;margin:0 auto;padding:6px 20px;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.btn{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:8px 14px;cursor:pointer;display:inline-block}
.btn:hover{border-color:var(--acc)}.btn.pri{background:var(--acc);color:var(--accfg);border-color:var(--acc);font-weight:600}.btn.ghost{background:none}.btn.sm{padding:4px 10px;font-size:13px}
#pages{margin-left:auto;color:var(--mute);font-size:13px}
.tips{max-width:1280px;margin:0 auto;padding:0 20px 8px;color:var(--mute);font-size:13px}.tips p{margin:2px 0}
.app{max-width:1280px;margin:0 auto;padding:6px 20px 36px;display:grid;grid-template-columns:minmax(330px,430px) 1fr;gap:20px;align-items:start}
.pane-form{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px;min-width:0}
.tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.tab{flex:1 1 30%;background:none;border:1px solid var(--line);border-radius:8px;padding:8px;cursor:pointer}.tab.on{background:var(--acc);color:var(--accfg);border-color:var(--acc);font-weight:600}
.row{display:flex;flex-wrap:wrap;gap:10px 14px;align-items:flex-end;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:10px}
.row label{display:grid;gap:3px;font-size:12px;color:var(--mute)}.grp{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.grp>span{font-size:12px;color:var(--mute);width:100%}
.chip{background:none;border:1px solid var(--line);border-radius:16px;padding:3px 11px;cursor:pointer;font-size:13px}.chip.on{background:var(--acc);color:var(--accfg);border-color:var(--acc)}
.sw{width:22px;height:22px;border-radius:50%;border:2px solid var(--panel);outline:1px solid var(--line);cursor:pointer;padding:0}.sw.on{outline:2px solid var(--ink)}
details.sec{border-top:1px solid var(--line);padding:4px 0}details.sec:first-of-type{border-top:0}
details.sec>summary{cursor:pointer;font-weight:600;padding:8px 2px}
.body{padding:2px 0 10px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.f{display:grid;gap:3px;align-content:start;min-width:0}.f>span{font-size:12px;color:var(--mute)}.f.w{grid-column:1/-1}
.f.chk{display:flex;align-items:center;gap:6px;align-self:end;padding-bottom:6px}.f.chk>span{font-size:13px;color:var(--ink)}
.item{border:1px solid var(--line);border-radius:8px;padding:8px;margin:8px 0;background:var(--bg)}
.item input:not([type=checkbox]),.item textarea{background:var(--panel)}
.ih{display:flex;justify-content:space-between;align-items:center;color:var(--mute);font-size:12px;margin-bottom:6px}.ib button{background:none;border:1px solid var(--line);border-radius:5px;cursor:pointer;margin-left:4px;width:26px;height:24px;padding:0}
.add{width:100%;background:none;border:1px dashed var(--line);border-radius:8px;padding:8px;cursor:pointer;color:var(--mute)}.add:hover{border-color:var(--acc);color:var(--acc)}
.cc{grid-column:1/-1;font-size:12px;color:var(--mute);margin-top:-2px}
.phrow{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.phrow img{width:42px;height:56px;object-fit:cover;border-radius:3px;border:1px solid var(--line)}
.pane-prev{min-width:0;overflow:hidden}
.scalew{margin:0 auto;position:relative}
.faq,.foot{max-width:1280px;margin:0 auto;padding:0 20px}.faq{padding-bottom:18px}.faq h2{font-size:18px}.faq details{border-top:1px solid var(--line);padding:8px 0}.faq summary{cursor:pointer;font-weight:600}.faq p{color:var(--mute);margin:6px 0}
.foot{border-top:1px solid var(--line);padding-top:14px;padding-bottom:40px;color:var(--mute);font-size:13px}.foot a{color:var(--mute);margin-right:14px}
.mt{display:none}
.gtl{font-size:12px;color:var(--mute);margin:2px 0 6px}.gal{display:flex;gap:8px;margin-bottom:12px;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x proximity}.gal .th{flex:none;width:112px;scroll-snap-align:start}
.th{background:none;border:2px solid var(--line);border-radius:8px;padding:4px;cursor:pointer;color:var(--ink);text-align:center}.th:hover{border-color:var(--mute)}.th.on{border-color:var(--acc)}
.tw{display:block;width:100%;aspect-ratio:210/297;overflow:hidden;position:relative;background:#fff;border-radius:3px}.tw .sheet{position:absolute;left:0;top:0;transform-origin:top left;pointer-events:none;box-shadow:none}.tw .guides{display:none}
.tn{display:block;font-size:12px;margin-top:4px}.th.on .tn{color:var(--acc);font-weight:700}.demo{color:var(--acc)!important}
.ask{position:fixed;left:0;right:0;top:0;bottom:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:50}.ask[hidden]{display:none}.askc{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px;max-width:360px;width:90%}.askc p{margin:0 0 14px}.askc div{display:flex;gap:8px;justify-content:flex-end}
/* ===== responsive ===== */
@media(max-width:900px){.app{grid-template-columns:1fr}body[data-tab=edit] .pane-prev{display:none}body[data-tab=prev] .pane-form{display:none}.mt{display:flex;position:fixed;left:0;right:0;bottom:0;background:var(--panel);border-top:1px solid var(--line);z-index:5}.mt button{flex:1;padding:12px;background:none;border:0;cursor:pointer}.mt button.on{color:var(--acc);font-weight:700}.foot,.faq{padding-bottom:70px}#pages{margin-left:0}}
/* ===== print ===== */
@media print{
 html,body{background:#fff!important}
 .top,.intro,.actions,.tips,.pane-form,.faq,.foot,.mt,.ask{display:none!important}
 .app{display:block!important;padding:0!important;max-width:none!important}
 .pane-prev{display:block!important;overflow:visible!important}
 .scalew{width:auto!important;height:auto!important;margin:0!important}
 .sheet{transform:none!important;box-shadow:none!important;width:var(--pw)!important;min-height:0!important}
 .guides{display:none!important}
 .sheet *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}

.inl{display:flex;gap:6px;align-items:stretch}.inl input{flex:1;min-width:0}.saved{margin-top:10px}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip2{display:inline-flex;border:1px solid var(--line);border-radius:14px;overflow:hidden;max-width:100%}.chip2 button{background:none;border:0;padding:3px 9px;cursor:pointer;color:var(--ink);font-size:12px}.chip2 button:last-child{color:var(--mute);border-left:1px solid var(--line)}.hint{margin:4px 0 8px;font-size:12px;color:var(--mute)}

/* ===== stamp site ===== */
@font-face{font-family:"Nanum Pen";src:url(/stamp/fonts/nanum-pen.woff2) format("woff2");font-display:swap}
@font-face{font-family:"Nanum Brush";src:url(/stamp/fonts/nanum-brush.woff2) format("woff2");font-display:swap}
@font-face{font-family:"Dancing Script";src:url(/stamp/fonts/dancing-script.woff2) format("woff2");font-weight:400 700;font-display:swap}
@font-face{font-family:"Great Vibes";src:url(/stamp/fonts/great-vibes.woff2) format("woff2");font-display:swap}
@font-face{font-family:"Caveat";src:url(/stamp/fonts/caveat.woff2) format("woff2");font-weight:400 700;font-display:swap}
.notice{max-width:1280px;margin:0 auto 8px;padding:0 20px}.notice span,.notice{color:var(--mute);font-size:13px}
.noticeb{max-width:1240px;margin:0 auto 10px;border:1px solid var(--line);background:var(--soft);border-radius:8px;padding:8px 12px;color:var(--mute);font-size:13px}
.chips{display:flex;flex-wrap:wrap;gap:6px}.chip.fc{font-size:22px;line-height:1.2;padding:4px 12px}
.fontchips{display:flex;flex-wrap:wrap;gap:6px}
.ck{background:repeating-conic-gradient(#e6e6e6 0 25%,#fff 0 50%) 0 0/16px 16px;border:1px solid var(--line);border-radius:10px;display:block;margin:0 auto 10px;max-width:100%;position:relative;text-align:center}
.ck canvas{display:block;margin:0 auto;max-width:100%;height:auto}
.padw{aspect-ratio:3/1;width:100%}.padw canvas{width:100%;height:100%;touch-action:none;cursor:crosshair}
.padh{position:absolute;left:0;right:0;top:50%;transform:translateY(-50%);color:#999;font-size:15px;pointer-events:none}
.pvw{min-height:120px;display:flex;align-items:center;justify-content:center;padding:10px}
.actions2{display:flex;gap:8px;margin:6px 0}
.pane-prev{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px}
input[type=range]{padding:0}
.f>span:empty{display:none}
.svthumb{display:block;max-width:170px;margin-top:8px;border:1px solid var(--line);border-radius:8px;background:repeating-conic-gradient(#e6e6e6 0 25%,#fff 0 50%) 0 0/12px 12px}