:root{color:#263249;background:#edf0f5;font:14px/1.5 system-ui,sans-serif}*{box-sizing:border-box}body{margin:0}#app{flex-direction:column;height:100dvh;min-height:580px;display:flex}header{background:#fff;border-bottom:1px solid #e2e6ed;justify-content:space-between;align-items:center;min-height:74px;padding:12px 24px;display:flex}.brand,.session{align-items:center;gap:14px;display:flex}.brand-mark{color:#fff;background:#2956d9;border-radius:12px;padding:5px 13px;font:26px Georgia,serif}strong{letter-spacing:-.4px;font-size:18px}small{color:#7c8598;display:block}.role{color:#2956d9;background:#edf2ff;border-radius:20px;padding:4px 10px}#status{color:#667185;font-size:12px}#status[data-connected=true]{color:#28715a}nav{background:#fff;border-bottom:1px solid #e2e6ed;padding:10px 24px}.tool-group,.settings,.document-bar,.page-bar,.pagination,.view{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.tool-group{margin-bottom:10px}.tool{min-width:66px;padding:4px 8px}.tool span{font-size:21px;line-height:24px;display:block}.tool small{color:inherit;font-size:11px}.tool[aria-pressed=true]{color:#2956d9;background:#edf2ff;border-color:#2956d9}button,select,.upload,input[type=number]{font:inherit;color:inherit;cursor:pointer;background:#fff;border:1px solid #d9dfeb;border-radius:7px;padding:6px 10px}button:hover{background:#edf2ff}button:disabled,select:disabled{opacity:.4;cursor:default}button:focus-visible,select:focus-visible,input:focus-visible,textarea:focus-visible{outline-offset:2px;outline:2px solid #2956d9}.upload,.primary{color:#fff;background:#2956d9;border-color:#2956d9}.upload{position:relative;overflow:hidden}.upload.secondary{color:#263249;background:#fff;border-color:#d9dfeb}.upload input{opacity:0;cursor:pointer;width:100%;position:absolute;inset:0}label{align-items:center;gap:6px;display:inline-flex}input[type=color]{cursor:pointer;background:0 0;border:0;width:30px;height:30px}.spacer{flex:1}.document-bar,.page-bar{padding:8px 24px}.document-bar{background:#fff;border-bottom:1px solid #e2e6ed}.page-bar{color:#657089;justify-content:space-between}#page-label{font-variant-numeric:tabular-nums;padding:0 4px}#page-number{cursor:text;width:66px}#workspace{overscroll-behavior:contain;flex:1;min-height:180px;padding:12px 32px 28px;position:relative;overflow:auto}#paper{background-color:#fff;background-image:linear-gradient(#d8e3f0 1px,#0000 1px),linear-gradient(90deg,#d8e3f0 1px,#0000 1px);background-size:20px 20px;position:relative}#pdf-frame{pointer-events:none;background:#fff;outline:1px solid #abb8cc;position:absolute;top:0;left:0;box-shadow:4px 5px 18px #25345020}#pdf-layer{width:100%;height:100%;display:block}#ink{touch-action:none;cursor:crosshair;position:absolute}#ink[data-tool=select]{cursor:default}#ink[data-tool=hand]{cursor:grab}#ink[data-tool=text]{cursor:text}#loading{z-index:3;background:#ffffffef;border-radius:8px;width:min(500px,90%);padding:20px;position:sticky;bottom:0;left:0}[hidden],#loading[hidden],.hidden{display:none!important}#error{color:#92361f;background:#fff0ec;justify-content:space-between;gap:10px;padding:8px 24px;display:flex}.insert-hint{color:#657089;font-size:12px}#context-menu{z-index:20;background:#fff;border:1px solid #d9dfeb;border-radius:8px;min-width:200px;padding:5px;position:fixed;box-shadow:0 8px 30px #17243a30}#context-menu button{text-align:left;border:0;width:100%;display:block}footer{color:#7c8598;justify-content:space-between;gap:10px;padding:8px 24px;font-size:12px;display:flex}dialog{color:#263249;border:1px solid #d9dfeb;border-radius:14px;width:min(460px,90vw);padding:24px;box-shadow:0 16px 60px #17243a30}dialog::backdrop{background:#17243a50}dialog h2{margin:0 0 16px;font-size:20px}.text-label{flex-direction:column;align-items:stretch;display:flex}textarea{font:inherit;resize:vertical;border:1px solid #d9dfeb;border-radius:6px;padding:10px}.dialog-actions{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}.danger{color:#fff;background:#a53b2c}@media (max-width:1000px){#document-name{display:none}.tool{min-width:52px}.tool small{font-size:10px}nav,.document-bar,.page-bar{padding-left:12px;padding-right:12px}}@media (max-width:650px){header{gap:8px;padding:10px 12px}.brand small{display:none}.session{flex-direction:column;gap:2px}.tool-group{gap:4px}.tool{flex:1;min-width:50px}#workspace{padding:12px}footer #hint{display:none}footer{padding:8px 12px}}.pdf-toolbar{z-index:2;transform-origin:0 0;white-space:nowrap;background:#f6f8fc;border:1px solid #a8b4c8;border-radius:5px 5px 0 0;align-items:center;gap:4px;height:34px;padding:3px;font-size:12px;display:flex;position:absolute}.pdf-toolbar button{border-radius:4px;padding:2px 6px}.pdf-toolbar input{width:46px;padding:2px;font-size:12px}.pdf-name{text-overflow:ellipsis;flex:1;min-width:0;overflow:hidden}.account-main{width:min(1000px,100%);margin:0 auto;padding:36px 24px;overflow:auto}.auth-card{background:#fff;border:1px solid #d9dfeb;border-radius:16px;max-width:430px;margin:40px auto;padding:28px}.auth-card h1{margin-top:0;font-size:24px}.auth-card form,.auth-card label{flex-direction:column;align-items:stretch;gap:8px;display:flex}.auth-card form{gap:18px}.auth-card input,.create-board input,#board-dialog-name,#invite-link{font:inherit;border:1px solid #d9dfeb;border-radius:7px;min-width:0;padding:10px}.auth-switch{width:100%;margin-top:20px}#account-error,#invite-error{color:#92361f}.cabinet-title{justify-content:space-between;align-items:center;gap:16px;display:flex}.cabinet-title h1{margin-bottom:0}.cabinet-title p,.board-card p{color:#657089}.create-board{gap:10px;margin:24px 0;display:flex}.create-board input{flex:1}.board-list{grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:18px;display:grid}.board-card{background:#fff;border:1px solid #d9dfeb;border-radius:12px;padding:20px}.board-card h2{overflow-wrap:anywhere;font-size:18px}.board-card div{flex-wrap:wrap;gap:6px;display:flex}.invite-dialog{width:min(700px,95vw)}.invite-dialog form{flex-wrap:wrap;gap:12px;display:flex}#invite-result{background:#edf2ff;border-radius:8px;margin-top:20px;padding:12px}#invite-result label{flex-direction:column;align-items:stretch;display:flex}#invite-link{width:100%}.invite-row{border-bottom:1px solid #e2e6ed;flex-wrap:wrap;align-items:center;gap:8px;padding:12px 0;display:flex}.invite-row span{flex:1;min-width:220px;font-size:12px}header .session{flex-wrap:wrap;justify-content:flex-end}header #cabinet,header #invite{color:#2149bd;background:#edf2ff;border:1px solid #9bb3ed;font-weight:600}header #invite{color:#fff;background:#2956d9;border-color:#2956d9}@media (max-width:650px){header{flex-wrap:wrap}header .session{flex-direction:row;gap:8px}}.remote-cursor{z-index:4;pointer-events:none;white-space:nowrap;font-size:18px;line-height:20px;position:absolute}.remote-cursor>span:first-child{display:inline-block;transform:rotate(-120deg)}.cursor-name{background:#ffffffeb;border:1px solid;border-radius:4px;margin-left:4px;padding:1px 5px;font-size:12px;display:inline-block}