@font-face{font-family:Pretendard;font-style:normal;font-weight:1 500;font-display:swap;src:url(/fonts/pretendard-400-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0100-017F,U+0180-024F,U+2000-206F,U+2070-209F,U+20A0-20BF,U+2100-214F,U+2190-21FF,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Pretendard;font-style:normal;font-weight:1 500;font-display:swap;src:url(/fonts/pretendard-400-ko.woff2) format("woff2");unicode-range:U+1100-11FF,U+3000-303F,U+3130-318F,U+A960-A97F,U+AC00-D7A3,U+D7B0-D7FF}
@font-face{font-family:Pretendard;font-style:normal;font-weight:501 650;font-display:swap;src:url(/fonts/pretendard-600-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0100-017F,U+0180-024F,U+2000-206F,U+2070-209F,U+20A0-20BF,U+2100-214F,U+2190-21FF,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Pretendard;font-style:normal;font-weight:501 650;font-display:swap;src:url(/fonts/pretendard-600-ko.woff2) format("woff2");unicode-range:U+1100-11FF,U+3000-303F,U+3130-318F,U+A960-A97F,U+AC00-D7A3,U+D7B0-D7FF}
@font-face{font-family:Pretendard;font-style:normal;font-weight:651 900;font-display:swap;src:url(/fonts/pretendard-800-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0100-017F,U+0180-024F,U+2000-206F,U+2070-209F,U+20A0-20BF,U+2100-214F,U+2190-21FF,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Pretendard;font-style:normal;font-weight:651 900;font-display:swap;src:url(/fonts/pretendard-800-ko.woff2) format("woff2");unicode-range:U+1100-11FF,U+3000-303F,U+3130-318F,U+A960-A97F,U+AC00-D7A3,U+D7B0-D7FF}
:root{--navy:#1f3a5f;--navy-d:#152a46;--ink:#141a22;--sub:#5a6675;--line:#e4e8ee;--bg:#fafbfc;--surface:#fff;--ok:#2e7d52;--tag:#eef2f7;--brand:#1f3a5f}
*{box-sizing:border-box}body{margin:0;font-family:Pretendard,system-ui,-apple-system,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;color:var(--ink);background:var(--bg);line-height:1.7}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace}
.page{max-width:760px;margin:0 auto;padding:0 20px}
a{color:var(--navy)}
.a11y-live{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.site-head{border-bottom:1px solid var(--line);background:var(--surface)}
.head-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;max-width:760px}
.wordmark a{font-weight:800;font-size:19px;color:var(--navy);text-decoration:none;letter-spacing:-.01em}
.head-right{display:flex;align-items:center;gap:14px}.head-right .mono{font-size:12px;color:var(--sub)}
.lang-menu summary{cursor:pointer;font-size:13px;color:var(--sub);list-style:none}
.lang-menu nav{position:absolute;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:6px;display:flex;flex-direction:column;gap:2px;margin-top:6px}
.lang-menu nav a{padding:5px 12px;text-decoration:none;color:var(--ink);font-size:14px;border-radius:5px}.lang-menu nav a:hover{background:var(--tag)}
.hero{text-align:center;padding:52px 0 28px}.hero h1{font-size:clamp(28px,5vw,40px);line-height:1.15;margin:0 0 14px}
.hero p{color:var(--sub);max-width:44ch;margin:0 auto}
.dropzone{border:2px dashed var(--line);border-radius:16px;background:var(--surface);text-align:center;padding:40px 20px;transition:.15s}
.dropzone.dragover{border-color:var(--brand);background:#f3f7fb}
.dropzone .primary{font-size:18px;font-weight:600}.dropzone .secondary{color:var(--sub);margin:6px 0}
.browse-btn,.btn{font:inherit;font-weight:600;background:var(--navy);color:#fff;border:0;border-radius:9px;padding:11px 20px;cursor:pointer}
.btn.line{background:transparent;color:var(--navy);border:1px solid var(--line)}.btn.sm{padding:7px 14px;font-size:14px}
.btn:disabled{opacity:.5;cursor:default}
.trust-line{text-align:center;color:var(--sub);font-size:14px;margin:16px 0 0}.trust-line .mono{color:var(--ok);font-weight:600}
.seo-block{border-top:1px solid var(--line);margin-top:40px;padding-top:28px}.seo-block h2{font-size:20px}.seo-block p{color:var(--sub)}
.site-foot{margin-top:40px;padding:24px 0;border-top:1px solid var(--line)}.foot-links{display:flex;gap:18px;justify-content:center}.foot-links a{color:var(--sub);font-size:14px;text-decoration:none}
.ws-head{display:flex;align-items:center;gap:16px;padding:24px 0 8px}.ws-head h2{margin:0;font-size:22px}.back{color:var(--sub);text-decoration:none;font-size:14px}
.filelist{border:1px solid var(--line);border-radius:12px;background:var(--surface);overflow:hidden;margin:12px 0 20px}
.frow{padding:14px 16px;border-bottom:1px solid var(--line)}.frow:last-child{border-bottom:0}
.fname{font-weight:600;display:flex;align-items:center;gap:8px}.ftype{font:600 11px ui-monospace,monospace;color:var(--sub);background:var(--tag);padding:1px 7px;border-radius:5px}
.ffound{margin-top:6px}.tag{display:inline-block;font-size:12px;background:#fdeceb;color:#a6372c;border-radius:5px;padding:2px 8px;margin:2px 4px 2px 0}
.muted{color:var(--sub)}.fine{color:var(--sub);font-size:13px;margin-top:12px}.err{color:#a6372c}
.dl-shell{text-align:center;padding:56px 20px}.dl-check{width:56px;height:56px;border-radius:50%;background:#e1f0e7;color:var(--ok);font-size:28px;display:flex;align-items:center;justify-content:center;margin:0 auto 18px}
.dl-shell h1{font-size:26px;margin:0 0 8px}.dl-stats{color:var(--sub)}.dl-filesize{color:var(--sub);font-size:13px;margin:10px 0 20px}.dl-shell .btn{margin:6px}
.cookie-banner{position:fixed;left:0;right:0;bottom:0;background:var(--surface);border-top:1px solid var(--line);padding:14px 20px;display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap}.cookie-banner p{margin:0;font-size:14px;color:var(--sub)}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
/* --- mobile & touch baseline: every app on base.css inherits (see COORDINATION.md §mobile) --- */
html{-webkit-text-size-adjust:100%}
.btn,.browse-btn{min-height:44px}
.f input{min-height:44px;font-size:16px}/* 16px stops iOS zoom-on-focus */
.lang-menu summary{min-height:44px;display:inline-flex;align-items:center}
.lang-menu nav a,.foot-links a{min-height:40px;display:inline-flex;align-items:center}
@supports(padding:max(0px)){
  .page{padding-left:max(20px,env(safe-area-inset-left));padding-right:max(20px,env(safe-area-inset-right))}
  .cookie-banner{padding-bottom:max(14px,env(safe-area-inset-bottom))}
}
@media (max-width:520px){
  .head-inner{padding:12px 16px}
  .hero{padding:36px 0 22px}.hero p{max-width:100%}
  .dropzone{padding:32px 16px}
  .dl-shell{padding:40px 16px}.dl-shell .btn{display:block;width:100%;margin:8px 0}
  .foot-links{gap:14px;flex-wrap:wrap}
  .ws-head{padding:18px 0 6px}
}
.mode-line{margin:4px 0 14px;color:var(--sub)}.mode-badge{font:700 12px ui-monospace,monospace;padding:3px 10px;border-radius:6px;margin-right:8px}
.mode-badge.enc{background:#e4ebf3;color:#1f3a5f}.mode-badge.dec{background:#e1f0e7;color:#2e7d52}
.frow .fsize{color:var(--sub);font-size:13px}
.f{margin:14px 0}.f label{display:block;font-size:13px;color:var(--sub);margin-bottom:5px}
.f input{width:100%;font:inherit;padding:11px 13px;border:1px solid var(--line);border-radius:9px;background:#fff}
.f input:focus{outline:2px solid var(--brand);border-color:var(--brand)}
.meter{display:flex;gap:5px;margin:-6px 0 8px}.meter i{height:4px;flex:1;background:var(--line);border-radius:2px}
.meter i.on{background:var(--ok)}
.fine.warn{color:#a6372c}.err{color:#a6372c;font-size:14px;display:inline-block;margin:4px 0}

:root{--brand:#4a4a91}
/* nearseal-specific: passphrase form + mode badge + strength meter */
.frow{padding:12px 16px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:10px}.frow:last-child{border-bottom:0}
.filelist{border:1px solid var(--line);border-radius:12px;background:var(--surface);margin:12px 0 18px}
.frow .fsize{color:var(--sub);font-size:13px}
.mode-line{margin:4px 0 14px;color:var(--sub)}.mode-badge{font:700 12px ui-monospace,monospace;padding:3px 10px;border-radius:6px;margin-right:8px}
.mode-badge.enc{background:#e4ebf3;color:#1f3a5f}.mode-badge.dec{background:#e1f0e7;color:#2e7d52}
.f{margin:14px 0}.f label{display:block;font-size:13px;color:var(--sub);margin-bottom:5px}
.f input{width:100%;font:inherit;padding:11px 13px;border:1px solid var(--line);border-radius:9px;background:#fff}
.f input:focus{outline:2px solid var(--navy);border-color:var(--navy)}
.meter{display:flex;gap:5px;margin:-6px 0 8px}.meter i{height:4px;flex:1;background:var(--line);border-radius:2px}.meter i.on{background:var(--ok)}
.fine.warn{color:#a6372c}.err{color:#a6372c;font-size:14px;display:inline-block;margin:4px 0}