/* 판박이 (panbaki.com) 화면 스타일. 디자인은 docs/ux/panbaki_prototype.html 시안 그대로, 휴대폰 폭(<=760px) 반응형 추가 */
:root{
  --pri:#1f6feb; --pri-d:#1858c4; --pri-l:#e8f0fe;
  --ink:#16202c; --sub:#56627a; --mute:#8a94a6; --line:#e2e6ee; --bg:#f5f7fb; --card:#fff;
  --warn:#b45309; --warn-bg:#fff7e6; --ok:#15803d; --ok-bg:#ecfdf3; --err:#b91c1c; --err-bg:#fef2f2;
  --sus:#fde68a; --r:14px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,"Apple SD Gothic Neo","Pretendard","Noto Sans KR",sans-serif;color:var(--ink);background:var(--bg)}
button,input{font:inherit}
button{cursor:pointer}
a{color:var(--pri)}
[hidden]{display:none!important}
.top{min-height:60px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 24px;gap:14px;position:sticky;top:0;z-index:20}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:19px;letter-spacing:-.3px;color:var(--ink);text-decoration:none;cursor:pointer}
.logo i{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,#1f6feb,#22b8cf);display:inline-grid;grid-template:1fr 1fr/1fr 1fr;gap:2px;padding:5px}
.logo i s{background:#fff;border-radius:2px;opacity:.95}
.badge{font-size:11px;font-weight:700;color:var(--pri);background:var(--pri-l);border-radius:999px;padding:2px 8px}
.top .nav{margin-left:auto;display:flex;gap:18px;font-size:14px;color:var(--sub);align-items:center}
.top .nav a{color:var(--sub);text-decoration:none}
.top .nav a:hover{color:var(--ink)}
.top .fname{color:var(--ink);font-weight:700;max-width:34vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.wrap{max-width:1200px;margin:0 auto}
.screen{display:none}
.screen.on{display:block}
.main{padding:28px 32px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r)}
.btn{border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 16px;font-size:14.5px;font-weight:600;color:var(--ink)}
.btn.pri{background:var(--pri);border-color:var(--pri);color:#fff}
.btn.pri:hover{background:var(--pri-d)}
.btn.pri:disabled{background:#9db8e8;border-color:#9db8e8;cursor:wait}
.btn.big{padding:14px 22px;font-size:16px;border-radius:12px}
.btn.ghost{background:transparent;border-color:transparent;color:var(--sub)}
.muted{color:var(--sub)}
.small{font-size:13px}
.tiny{font-size:12px;color:var(--mute)}
/* 1. 첫 화면 */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:start}
.hero h1{font-size:38px;line-height:1.25;margin:6px 0 10px;letter-spacing:-1px}
.hero h1 em{font-style:normal;color:var(--pri)}
.hero p.lead{font-size:16.5px;color:var(--sub);margin:0 0 20px;line-height:1.6}
.fmt{display:flex;gap:8px;margin:0 0 16px;flex-wrap:wrap}
.fmt button{border:1.5px solid var(--line);background:#fff;border-radius:12px;padding:10px 14px;display:flex;gap:10px;align-items:center;font-size:14.5px;font-weight:700;color:var(--ink)}
.fmt button.on{border-color:var(--pri);background:var(--pri-l);color:var(--pri-d);cursor:default}
.fmt button .soon{font-size:11px;font-weight:700;color:var(--mute);background:#f1f3f7;border-radius:6px;padding:1px 6px}
.fmt button.voted{border-color:var(--ok)}
.fmt button.voted .soon{color:var(--ok);background:var(--ok-bg)}
.fmt .ico{width:22px;height:26px;border-radius:4px;color:#fff;font-size:10px;font-weight:800;display:grid;place-items:center}
.drop{border:2px dashed #b8c4d6;border-radius:18px;background:#fff;padding:34px 24px;text-align:center;transition:border-color .15s,background .15s}
.drop.over{border-color:var(--pri);background:var(--pri-l)}
.drop .big-ico{font-size:40px;margin-bottom:6px}
.drop h3{margin:6px 0 4px;font-size:19px}
.drop .row{display:flex;gap:10px;justify-content:center;margin-top:16px;flex-wrap:wrap}
.drop .phone-only{display:none}
.trust{display:flex;gap:16px;margin-top:14px;flex-wrap:wrap}
.trust span{font-size:13px;color:var(--sub);display:flex;gap:6px;align-items:center}
.trust b{color:var(--ok)}
.prefetch{margin-top:10px;font-size:12.5px;color:var(--mute);display:flex;gap:8px;align-items:center}
.prefetch .bar{flex:0 0 120px;height:5px;background:#e5e8ef;border-radius:99px;overflow:hidden}
.prefetch .bar i{display:block;height:100%;width:0;background:var(--pri);transition:width .2s}
.examples{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap;align-items:center}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font-size:13px;color:var(--ink)}
.chip:hover{border-color:var(--pri)}
.compare{padding:18px}
.compare .pair{display:grid;grid-template-columns:1fr 26px 1fr;align-items:center;gap:6px}
.paper{background:#fbfaf6;border:1px solid #e5e1d6;border-radius:8px;padding:10px;transform:rotate(-2deg);box-shadow:0 6px 16px rgba(0,0,0,.08)}
.mini{border-collapse:collapse;width:100%;font-size:10.5px}
.mini td{border:1px solid #666;padding:3px 4px;height:18px}
.mini .h td{background:#eef2f7;font-weight:700;text-align:center}
.xl{background:#fff;border:1px solid #cfd6e0;border-radius:8px;overflow:hidden}
.xl .bar{height:16px;background:#1d6f42;color:#fff;font-size:9px;padding:2px 6px}
.how{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:26px}
.how .card{padding:14px}
.how .n{font-size:12px;font-weight:800;color:var(--pri)}
.how h4{margin:4px 0;font-size:15px}
.guide{margin-top:34px;padding:22px 24px}
.guide h2{margin:0 0 12px;font-size:20px}
.guide ol{margin:0;padding-left:20px;line-height:1.8;color:var(--sub);font-size:14.5px}
.guide ol b{color:var(--ink)}
.guide .tips{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:14px}
.tips div{font-size:12.5px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:6px 8px}
.foot{padding:22px 32px 40px;font-size:12.5px;color:var(--mute);display:flex;gap:16px;flex-wrap:wrap}
.foot a{color:var(--mute)}
/* 2. 변환 중 */
.prog{max-width:760px;margin:20px auto;display:grid;grid-template-columns:220px 1fr;gap:24px}
.thumb{height:290px;border-radius:12px;background:linear-gradient(160deg,#cfc7b8,#a99f8c);position:relative;overflow:hidden;display:grid;place-items:center}
.thumb img{position:absolute;inset:14px;width:calc(100% - 28px);height:calc(100% - 28px);object-fit:contain;border-radius:4px;box-shadow:0 6px 16px rgba(0,0,0,.25);background:#fbfaf6}
.thumb .pdfico{font-size:44px;opacity:.7}
.thumb .scan{position:absolute;left:0;right:0;height:3px;background:#22b8cf;box-shadow:0 0 14px #22b8cf;animation:sc 2.2s infinite}
@keyframes sc{0%{top:10%}100%{top:90%}}
.steps{list-style:none;padding:0;margin:0}
.steps li{display:flex;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);font-size:15px}
.steps .st{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:800;flex:0 0 auto}
.steps .done .st{background:var(--ok);color:#fff}
.steps .now .st{background:var(--pri);color:#fff;animation:pl 1s infinite alternate}
@keyframes pl{to{box-shadow:0 0 0 6px rgba(31,111,235,.18)}}
.steps .wait{color:var(--mute)}
.steps .wait .st{background:#e5e8ef;color:var(--mute)}
.pbar{height:8px;background:#e5e8ef;border-radius:99px;overflow:hidden;margin:14px 0 6px}
.pbar i{display:block;height:100%;width:3%;background:var(--pri);border-radius:99px;transition:width .3s}
.banner{border-radius:12px;padding:14px 16px;display:flex;gap:12px;align-items:flex-start;margin-bottom:12px}
.banner.warn{background:var(--warn-bg);border:1px solid #f6d6a3}
.banner.err{background:var(--err-bg);border:1px solid #f5c2c2}
.banner.info{background:var(--pri-l);border:1px solid #c6d8fb}
.banner .ic{font-size:20px}
.banner h4{margin:0 0 3px;font-size:15.5px}
.banner p{margin:0;color:var(--sub);font-size:13.5px;line-height:1.55}
.banner .acts{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
/* 3. 미리보기 */
.pv{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px}
.pvtool{display:flex;gap:8px;align-items:center;margin-bottom:10px;flex-wrap:wrap}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.seg button{border:0;background:#fff;padding:7px 12px;font-size:13.5px;color:var(--sub)}
.seg button.on{background:var(--ink);color:#fff}
.canvas{background:#fff;border:1px solid var(--line);border-radius:12px;height:min(70vh,720px);overflow:auto;position:relative}
.sheetbox{position:relative;transform-origin:0 0}
.sheetbox #viewer{position:relative}
.sheetbox .ovimg,.sheetbox .origimg{position:absolute;left:0;top:0;pointer-events:none}
.sheetbox .ovimg{opacity:.5;mix-blend-mode:multiply}
.sheetbox .hl{position:absolute;pointer-events:none;inset:0}
.sheetbox .hl i{position:absolute;background:rgba(253,230,138,.55);outline:2px solid #f59e0b;outline-offset:-2px}
.sheetbox .hl i.sel{outline:3px solid var(--pri);background:rgba(253,230,138,.8)}
.canvas.mode-orig #viewer,.canvas.mode-orig .hl{visibility:hidden}
.side{display:flex;flex-direction:column;gap:12px;min-width:0}
.side .card{padding:16px}
.side h4{margin:0 0 8px;font-size:15px}
.stat{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;text-align:center}
.stat div{background:#f6f8fb;border-radius:10px;padding:8px 4px}
.stat b{display:block;font-size:18px}
.stat span{font-size:11.5px;color:var(--sub)}
.suslist button{display:flex;width:100%;justify-content:space-between;align-items:center;gap:8px;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 10px;margin-top:6px;font-size:13.5px;text-align:left;color:var(--ink)}
.suslist button:hover{border-color:#f59e0b}
.suslist button span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.suslist em{font-style:normal;background:var(--sus);border-radius:6px;padding:1px 6px;font-size:12px;flex:0 0 auto}
.tools{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.tools button{border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 6px;font-size:13px;display:flex;flex-direction:column;align-items:center;gap:2px;color:var(--ink)}
.tools button[disabled]{color:var(--mute);background:#fafbfc;cursor:not-allowed}
.tools small{font-size:10.5px;color:var(--mute)}
.dl{display:flex;flex-direction:column;gap:8px}
.alt{display:flex;gap:6px}
.alt button{flex:1;border:1px dashed #c3cad6;background:#fff;border-radius:10px;padding:8px;font-size:12.5px;color:var(--sub)}
.alt button.voted{border-style:solid;border-color:var(--ok);color:var(--ok);background:var(--ok-bg)}
.failcard{padding:26px;text-align:center}
.failcard .tips{max-width:420px;margin:12px auto 0}
.tips{display:grid;grid-template-columns:repeat(2,1fr);gap:6px;margin-top:8px}
/* 5. 완료 */
.done{max-width:620px;margin:30px auto;text-align:center}
.done .ok{width:64px;height:64px;border-radius:50%;background:var(--ok-bg);color:var(--ok);font-size:32px;display:grid;place-items:center;margin:0 auto 10px}
.rate{display:flex;gap:8px;justify-content:center;margin:12px 0;flex-wrap:wrap}
.rate button{border:1.5px solid var(--line);background:#fff;border-radius:12px;padding:10px 14px;font-size:14px;color:var(--ink)}
.rate button.on{border-color:var(--pri);background:var(--pri-l)}
/* 개인정보 처리방침 */
.doc{max-width:760px;margin:0 auto;padding:30px 24px 60px;line-height:1.75}
.doc h1{font-size:28px;margin:0 0 6px}
.doc h2{font-size:19px;margin:28px 0 8px}
.doc table{border-collapse:collapse;width:100%;font-size:14px;background:#fff}
.doc th,.doc td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.doc th{background:#f6f8fb}
/* 휴대폰 */
@media (max-width:760px){
  .top{padding:0 14px;min-height:52px}
  .top .nav{gap:12px;font-size:13px}
  .top .fname{max-width:40vw}
  .main{padding:16px 14px}
  .hero{grid-template-columns:1fr;gap:18px}
  .hero h1{font-size:28px}
  .hero p.lead{font-size:15px}
  .drop{padding:22px 14px}
  .drop .desktop-only{display:none}
  .drop .phone-only{display:inline-block}
  .drop .row{flex-direction:column}
  .drop .row .btn{width:100%}
  .how{grid-template-columns:repeat(2,1fr)}
  .guide .tips{grid-template-columns:repeat(2,1fr)}
  .prog{grid-template-columns:1fr;margin:8px auto}
  .thumb{height:200px}
  .pv{grid-template-columns:minmax(0,1fr)}
  .side .dl{order:-1}
  .top .fname{display:none}
  .top .nav a{white-space:nowrap}
  .logo{white-space:nowrap}
  .canvas{height:58vh}
  .stat b{font-size:16px}
  .foot{padding:18px 14px 30px}
  .banner{padding:12px}
}
.canvas.mode-orig .ovimg{opacity:1;mix-blend-mode:normal}
.canvas.mode-ov .ovimg{opacity:.45;mix-blend-mode:multiply}

.pv>*,.hero>*,.main>*{min-width:0}
body{overflow-x:hidden}
.suslist #suslist{max-height:260px;overflow:auto;padding-right:2px}
.logo,.badge{white-space:nowrap;flex:0 0 auto}