:root{--navy:#0f2147;--blue:#2563eb;--bg:#f3f5f9;--line:#dfe4ee}
body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:#1b2438}
.btn-primary{--bs-btn-bg:var(--blue);--bs-btn-border-color:var(--blue)}
a{color:var(--blue)}svg.lucide{width:18px;height:18px;vertical-align:-3px}svg.fill{fill:#f5b301;stroke:#f5b301}
.brand{font-weight:600;font-size:1.15rem;display:flex;align-items:center;gap:.6rem}.logo{display:grid;place-items:center;width:32px;height:32px;border-radius:8px;background:var(--blue);color:#fff}
.auth{display:grid;place-items:center;min-height:100vh;padding:1rem}.auth-card{background:#fff;width:100%;max-width:400px;padding:2rem;border-radius:12px;border:1px solid var(--line)}.auth .brand{color:var(--navy)}
.dash{display:flex;min-height:100vh}.side{width:230px;background:var(--navy);color:#fff;padding:1.25rem;display:flex;flex-direction:column;flex-shrink:0}
.side nav a{display:flex;gap:.6rem;align-items:center;color:#c8d3ee;text-decoration:none;padding:.55rem .7rem;border-radius:6px;margin-bottom:2px}.side nav a.active,.side nav a:hover{background:rgba(255,255,255,.12);color:#fff}
.content{flex:1;padding:1.5rem;min-width:0}
.drop{border:2px dashed #b9c4dc;border-radius:10px;padding:1.2rem;text-align:center;color:#51607f;background:#fff;margin-bottom:1.25rem;transition:border-color .15s,background .15s}.drop.over{border-color:var(--blue);background:#eaf1ff}
.doc-table{background:#fff;border:1px solid var(--line);border-radius:10px}.doc-table th{font-weight:500;color:#51607f}
@media(max-width:768px){.dash{flex-direction:column}.side{width:100%;flex-direction:row;flex-wrap:wrap;gap:.5rem;align-items:center}.side .mt-auto{display:none}.side .brand{margin:0!important}.side nav{display:flex;flex-wrap:wrap}}
.viewer{height:100vh;display:flex;flex-direction:column;overflow:hidden}
.topbar{background:var(--navy);color:#fff;display:flex;align-items:center;gap:.75rem;padding:.45rem .75rem;flex-wrap:wrap}.doc-title{font-weight:500;flex:1;min-width:80px}
.tools{display:flex;align-items:center;gap:.25rem;flex-wrap:wrap}.tools button,.tools a{background:none;border:0;color:#fff;padding:.35rem .5rem;border-radius:6px;line-height:1}.tools button:hover,.tools a:hover{background:rgba(255,255,255,.15)}
.tools input{width:44px;text-align:center;border:0;border-radius:4px;padding:2px}.sep{width:1px;height:22px;background:rgba(255,255,255,.25);margin:0 .35rem}#zval,#pn{font-size:.85rem;min-width:44px;text-align:center}
.wrap{flex:1;display:flex;min-height:0}#thumbs{width:170px;overflow:auto;background:#e9edf5;border-right:1px solid var(--line);padding:.75rem;flex-shrink:0}
.thumb{margin-bottom:.75rem;text-align:center;cursor:pointer;font-size:.75rem;color:#51607f}.thumb>div{background:#fff;margin:0 auto 2px;border:2px solid transparent;box-shadow:0 1px 3px rgba(0,0,0,.2)}.thumb.on>div{border-color:var(--blue)}.thumb canvas{display:block}
#scroller{flex:1;overflow:auto;background:#d5dbe7;padding:20px 0}.page{background:#fff;margin:0 auto 16px;box-shadow:0 2px 8px rgba(15,33,71,.25)}.page canvas{display:block}
@media(max-width:700px){#thumbs{display:none}}