:root{color:#142a31;font-synthesis:none;--ink:#142a31;--muted:#60747a;--brand:#0b7a75;--brand-dark:#075e5a;--brand-soft:#e5f4f1;--line:#dbe7e5;--paper:#fff;--danger:#b83a3a;background:#f4f8f7;font-family:Inter,Pretendard,Noto Sans KR,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}.site-header{border-bottom:1px solid var(--line);z-index:10;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffeb;justify-content:space-between;align-items:center;height:70px;padding:0 max(24px,50vw - 560px);display:flex;position:sticky;top:0}.brand{letter-spacing:-.04em;align-items:center;gap:10px;font-size:19px;font-weight:800;display:flex}.brand b{color:var(--brand)}.brand-mark{color:#fff;background:var(--brand);border-radius:10px;place-items:center;width:35px;height:35px;font-weight:900;display:grid}nav{color:var(--muted);align-items:center;gap:8px;font-size:14px;display:flex}nav a,nav .nav-link{color:inherit;cursor:pointer;background:0 0;border:0;border-radius:8px;padding:9px 12px}nav a:hover,nav a.active,nav .nav-link:hover{color:var(--brand-dark);background:var(--brand-soft)}.ad-shell{width:min(100% - 40px,920px);margin:8px auto 0}.ad-placeholder{color:#8793a3;text-align:center;background:#f1f4f6;border:1px dashed #cbd5df;border-radius:14px;justify-content:center;align-items:center;gap:10px;min-height:76px;display:flex}.ad-placeholder span{font-size:12px;font-weight:650}.ad-placeholder small{font-size:11px}main{width:min(1040px,100% - 32px);margin:0 auto}.intro{text-align:center;padding:72px 16px 34px}.eyebrow{color:var(--brand-dark);background:var(--brand-soft);border:1px solid #cde8e3;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:750;display:inline-flex}.intro h1{letter-spacing:-.055em;margin:18px 0 12px;font-size:clamp(34px,5.5vw,54px);line-height:1.08}.intro p{max-width:650px;color:var(--muted);margin:0 auto;font-size:17px;line-height:1.7}.tool-shell{background:var(--paper);border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:0 18px 50px #153c3a14}.tool-tabs{border-bottom:1px solid var(--line);background:#edf4f2;grid-template-columns:repeat(5,1fr);gap:6px;padding:8px;display:grid}.tool-tab{color:#53686d;cursor:pointer;background:0 0;border:0;border-radius:11px;padding:13px 8px;font-weight:720}.tool-tab:hover{color:var(--brand-dark)}.tool-tab.active{color:var(--brand-dark);background:#fff;box-shadow:0 2px 10px #1d434114}.workspace{min-height:410px;padding:34px}.tool-heading{justify-content:space-between;align-items:start;gap:20px;margin-bottom:24px;display:flex}.tool-heading h2{letter-spacing:-.035em;margin:0 0 7px;font-size:25px}.tool-heading p{color:var(--muted);margin:0;line-height:1.55}.tool-badge{color:var(--brand-dark);background:var(--brand-soft);border-radius:8px;flex:none;padding:7px 10px;font-size:12px;font-weight:750}.drop-zone{text-align:center;background:#fbfdfc;border:2px dashed #b7d4d0;border-radius:16px;place-items:center;min-height:190px;padding:28px;transition:all .2s;display:grid}.drop-zone.dragging{border-color:var(--brand);background:var(--brand-soft);transform:translateY(-2px)}.drop-zone.has-files{text-align:left;min-height:auto;display:block}.upload-symbol{background:var(--brand-soft);width:48px;height:48px;color:var(--brand);border-radius:14px;place-items:center;margin:0 auto 12px;font-size:24px;font-weight:900;display:grid}.drop-zone h3{margin:0 0 7px;font-size:19px}.drop-zone p{color:var(--muted);margin:0 0 18px;font-size:14px}.file-input{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute}.primary-btn,.secondary-btn{cursor:pointer;border:0;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:12px 18px;font-weight:760;display:inline-flex}.primary-btn{background:var(--brand);color:#fff;box-shadow:0 6px 16px #0b7a752e}.primary-btn:hover{background:var(--brand-dark)}.primary-btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.secondary-btn{color:var(--brand-dark);background:var(--brand-soft)}.action-row{justify-content:space-between;align-items:end;gap:16px;margin-top:20px;display:flex}.action-row .primary-btn{min-width:180px}.field{flex:1;gap:7px;display:grid}.field label{font-size:13px;font-weight:750}.field input,.field select{width:100%;color:var(--ink);background:#fff;border:1px solid #cbdcda;border-radius:10px;outline:none;padding:12px 13px}.field input:focus,.field select:focus{border-color:var(--brand);box-shadow:0 0 0 3px #0b7a751c}.file-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.file-list li{border:1px solid var(--line);background:#fff;border-radius:10px;align-items:center;gap:12px;padding:11px 12px;display:flex}.file-list .file-dot{color:#a52c2c;background:#fce8e8;border-radius:8px;place-items:center;width:32px;height:32px;font-size:11px;font-weight:900;display:grid}.file-meta{flex:1;min-width:0}.file-meta strong{text-overflow:ellipsis;white-space:nowrap;font-size:14px;display:block;overflow:hidden}.file-meta span{color:var(--muted);font-size:12px}.text-btn{color:var(--brand-dark);cursor:pointer;background:0 0;border:0;padding:7px;font-weight:700}.text-btn.danger{color:var(--danger)}.empty-note{color:var(--muted);text-align:center;padding:16px}.status{min-height:24px;color:var(--muted);margin-top:14px;font-size:13px}.status.error{color:var(--danger)}.status.success{color:var(--brand-dark);font-weight:700}.page-list{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-top:18px;display:grid}.page-item{border:1px solid var(--line);background:#fbfdfc;border-radius:10px;align-items:center;gap:7px;padding:10px;display:flex}.page-item strong{margin-right:auto;font-size:13px}.page-item button{background:var(--brand-soft);width:27px;height:27px;color:var(--brand-dark);cursor:pointer;border:0;border-radius:7px}.page-item button.delete{color:var(--danger);background:#fdecec}.privacy-card{background:#eaf6f3;border:1px solid #cde4df;border-radius:15px;align-items:center;gap:14px;margin:22px 0;padding:18px 20px;display:flex}.privacy-icon{color:#fff;background:var(--brand);border-radius:50%;flex:none;place-items:center;width:34px;height:34px;font-weight:900;display:grid}.privacy-card strong{margin-bottom:3px;display:block}.privacy-card p{color:#4f696c;margin:0;font-size:13px;line-height:1.55}.how-it-works{margin:70px 0 90px}.how-it-works>div{text-align:center}.how-it-works>div span{color:var(--brand);font-size:13px;font-weight:800}.how-it-works h2{letter-spacing:-.04em;margin:8px 0 26px;font-size:30px}.how-it-works ol{grid-template-columns:repeat(3,1fr);gap:14px;margin:0;padding:0;list-style:none;display:grid}.how-it-works li{border:1px solid var(--line);background:#fff;border-radius:14px;gap:13px;padding:20px;display:flex}.how-it-works li>b{background:var(--brand-soft);width:30px;height:30px;color:var(--brand-dark);border-radius:9px;flex:none;place-items:center;display:grid}.how-it-works li span{color:var(--muted);font-size:13px;line-height:1.5}.how-it-works li strong{color:var(--ink);margin-bottom:3px;font-size:15px;display:block}footer{border-top:1px solid var(--line);color:var(--muted);background:#fff;justify-content:space-between;gap:16px;padding:24px max(24px,50vw - 520px);font-size:13px;display:flex}@media (max-width:760px){.site-header{align-items:flex-start;height:auto;padding:12px 16px}nav{gap:2px}nav a,nav .nav-link{padding:8px;font-size:12px}.ad-shell{width:min(100% - 28px,920px)}.ad-placeholder{flex-direction:column;gap:2px;min-height:58px}.intro{padding-top:48px}.tool-tabs{grid-template-columns:repeat(2,1fr)}.tool-tab:last-child{grid-column:1/-1}.workspace{padding:24px 18px}.tool-heading{display:block}.tool-badge{margin-top:12px;display:inline-block}.action-row{flex-direction:column;align-items:stretch}.action-row .primary-btn{width:100%}.how-it-works ol{grid-template-columns:1fr}footer{flex-direction:column}}