/* Lavi Notas — visual inspirado nos apps da Apple (iOS / macOS) */
:root{
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI Variable Text","Segoe UI",Roboto,"Helvetica Neue",sans-serif;
  --font-display:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI Variable Display","Segoe UI",Roboto,"Helvetica Neue",sans-serif;
  --bg:#ffffff;--sidebar:rgba(242,242,247,.82);--sidebar-solid:#f2f2f7;--surface:#ffffff;--elevated:#ffffff;--grouped:#f2f2f7;
  --fill:rgba(118,118,128,.12);--fill-2:rgba(118,118,128,.08);--fill-3:rgba(118,118,128,.2);
  --text:#1d1d1f;--text-2:#6e6e73;--text-3:#aeaeb2;--sep:rgba(60,60,67,.13);
  --accent:#007aff;--accent-press:#0062cc;--accent-soft:rgba(0,122,255,.12);--on-accent:#fff;
  --red:#ff3b30;--red-soft:rgba(255,59,48,.12);--green:#34c759;--yellow:#ffcc00;
  --shadow-sm:0 1px 2px rgba(0,0,0,.06),0 1px 1px rgba(0,0,0,.04);
  --shadow-md:0 4px 14px rgba(0,0,0,.08),0 1px 3px rgba(0,0,0,.06);
  --shadow-lg:0 22px 70px rgba(0,0,0,.18),0 2px 8px rgba(0,0,0,.08);
  --r-sm:8px;--r:10px;--r-lg:14px;--r-xl:20px;
  --ease:cubic-bezier(.32,.72,0,1);
  --safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px);
  font-family:var(--font);color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-tap-highlight-color:transparent;
}
:root[data-theme="dark"]{
  --bg:#1c1c1e;--sidebar:rgba(36,36,38,.86);--sidebar-solid:#242426;--surface:#1c1c1e;--elevated:#2c2c2e;--grouped:#000000;
  --fill:rgba(118,118,128,.24);--fill-2:rgba(118,118,128,.16);--fill-3:rgba(118,118,128,.32);
  --text:#f5f5f7;--text-2:#98989d;--text-3:#636366;--sep:rgba(84,84,88,.55);
  --accent:#0a84ff;--accent-press:#409cff;--accent-soft:rgba(10,132,255,.2);
  --red:#ff453a;--red-soft:rgba(255,69,58,.2);--green:#30d158;
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);--shadow-md:0 6px 18px rgba(0,0,0,.4);--shadow-lg:0 24px 80px rgba(0,0,0,.6),0 0 0 .5px rgba(255,255,255,.08);
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);font-size:14px;line-height:1.45;overflow:hidden}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;-webkit-user-select:none;user-select:none}
:focus-visible{outline:3px solid var(--accent-soft);outline-offset:1px}
[hidden]{display:none!important}
.i{width:18px;height:18px;flex:none;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;vertical-align:middle}
::selection{background:var(--accent-soft)}

/* Botões */
.primary,.secondary,.danger-button{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:var(--r);padding:9px 16px;font-weight:600;font-size:14px;letter-spacing:-.01em;transition:background .15s,transform .1s,opacity .15s}
.primary{background:var(--accent);color:var(--on-accent)}
.primary:hover{background:var(--accent-press)}
.secondary{background:var(--fill);color:var(--accent)}
.secondary:hover{background:var(--fill-3)}
.danger-button{background:var(--red);color:#fff}
.primary:active,.secondary:active,.danger-button:active,.icon-button:active{transform:scale(.97);opacity:.85}
.small{font-size:13px;padding:6px 12px;border-radius:var(--r-sm)}
.small .i{width:16px;height:16px}
.icon-button{display:inline-grid;place-items:center;width:34px;height:34px;border:0;border-radius:var(--r-sm);background:transparent;color:var(--accent);transition:background .15s}
.icon-button:hover{background:var(--fill)}
.icon-button .i{width:21px;height:21px}
.text-button{display:inline-flex;align-items:center;gap:5px;border:0;background:none;color:var(--accent);font-size:12px;font-weight:500;padding:5px 7px;border-radius:7px}
.text-button:hover{background:var(--fill-2)}
.text-button .i{width:16px;height:16px}

/* Estrutura */
.shell{display:flex;height:100dvh}
.sidebar{width:288px;flex:none;display:flex;flex-direction:column;background:var(--sidebar);-webkit-backdrop-filter:saturate(180%) blur(30px);backdrop-filter:saturate(180%) blur(30px);border-right:.5px solid var(--sep);padding:calc(18px + var(--safe-top)) 12px calc(12px + var(--safe-bottom));z-index:5}
.main{flex:1;min-width:0;display:flex;flex-direction:column;background:var(--surface);position:relative}
.scrim{display:none}
.mobile{display:none}

/* Marca */
.brand{display:flex;align-items:center;gap:11px;padding:0 8px;margin-bottom:18px}
.brand-icon{width:38px;height:38px;border-radius:50%;object-fit:cover;box-shadow:0 0 0 .5px var(--sep),var(--shadow-sm);flex:none}
.brand strong{display:block;font-family:var(--font-display);font-size:20px;font-weight:700;letter-spacing:-.03em;line-height:1.1}
.brand small{display:block;color:var(--text-2);font-size:12px}

.sidebar-actions{display:flex;gap:8px;padding:0 4px}
.sidebar-actions .primary{flex:1}
.sidebar-actions .secondary{padding:9px 12px}

/* Busca e segmentos */
.search-field{position:relative;display:block;margin:14px 4px 0}
.search-field .i{position:absolute;left:9px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--text-2);pointer-events:none}
.search-input{width:100%;height:34px;border:0;border-radius:var(--r);background:var(--fill);padding:0 10px 0 31px;font-size:14px;outline:none;transition:box-shadow .15s}
.search-input::placeholder{color:var(--text-2)}
.search-input:focus{box-shadow:0 0 0 3px var(--accent-soft)}
.search-input::-webkit-search-cancel-button{filter:grayscale(1)}
.segmented{display:flex;background:var(--fill);border-radius:9px;padding:2px;gap:0}
.segmented button{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:5px;border:0;background:transparent;color:var(--text);border-radius:7px;padding:5px 8px;font-size:12.5px;font-weight:500;white-space:nowrap;transition:background .2s var(--ease),box-shadow .2s}
.segmented button .i{width:15px;height:15px}
.segmented button.active{background:var(--elevated);box-shadow:0 3px 8px rgba(0,0,0,.12),0 0 0 .5px rgba(0,0,0,.04);font-weight:600}
:root[data-theme="dark"] .segmented button.active{background:#636366}
.quick-filters{margin:10px 4px 0}

/* Listas da barra lateral */
.list-head{display:flex;align-items:center;justify-content:space-between;color:var(--text-2);font-size:12px;font-weight:600;padding:0 10px;margin:20px 0 5px}
.section-head button{display:grid;place-items:center;width:24px;height:24px;border:0;border-radius:7px;background:transparent;color:var(--accent)}
.section-head button:hover{background:var(--fill)}
.section-head button .i{width:17px;height:17px}
.group-list{max-height:34vh;overflow:auto;flex:none}
.group-row,.group-list>.group-item{border-radius:var(--r-sm)}
.group-row{display:flex;align-items:center;margin:1px 0;transition:background .12s}
.group-item{display:flex;align-items:center;gap:9px;width:100%;min-width:0;border:0;background:transparent;text-align:left;padding:7px 10px;border-radius:var(--r-sm);font-size:14px;color:var(--text);margin:1px 0}
.group-item em{font-style:normal;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.group-item>span:last-child:not(.group-color-dot){color:var(--text-2);font-size:12.5px;font-variant-numeric:tabular-nums}
.group-item .i{color:var(--accent);width:18px;height:18px}
.group-list>.group-item:hover,.group-row:hover{background:var(--fill-2)}
.group-list>.group-item.active,.group-row.active{background:var(--fill-3)}
.group-row .group-item{flex:1;margin:0}
.group-row.active .group-item,.group-list>.group-item.active{font-weight:600}
.group-color-dot{width:10px;height:10px;border-radius:50%;background:var(--item-color);flex:none;margin:0 4px;box-shadow:inset 0 0 0 .5px rgba(0,0,0,.15)}
.group-color-button,.delete-group,.doc-more{display:grid;place-items:center;flex:none;width:26px;height:26px;border:0;border-radius:7px;background:transparent;color:var(--text-2);opacity:0;transition:opacity .12s,background .12s}
.group-color-button .i,.delete-group .i,.doc-more .i{width:16px;height:16px}
.group-row:hover .group-color-button,.group-row:hover .delete-group,.group-row:focus-within .group-color-button,.group-row:focus-within .delete-group{opacity:1}
.group-color-button:hover,.doc-more:hover{background:var(--fill);color:var(--accent)}
.delete-group{margin-right:4px}
.delete-group:hover{background:var(--red-soft);color:var(--red)}

.doc-list{flex:1;overflow:auto;padding:0 0 8px;margin:0 -4px;padding-inline:4px}
.doc-row{position:relative;display:flex;align-items:center;border-radius:var(--r);margin:1px 0;transition:background .12s}
.doc-row{background:color-mix(in srgb,var(--item-color) 13%,transparent);margin:3px 0}
.doc-row:hover{background:color-mix(in srgb,var(--item-color) 21%,transparent)}
.doc-row.active{background:color-mix(in srgb,var(--item-color) 30%,transparent);box-shadow:inset 0 0 0 1.5px var(--item-color)}
.doc-item{flex:1;min-width:0;display:flex;align-items:center;gap:10px;border:0;background:transparent;text-align:left;padding:8px 6px 8px 9px;color:var(--text)}
.doc-icon{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--item-color);color:#fff;flex:none;box-shadow:0 1px 3px rgba(0,0,0,.15)}
.doc-icon .i{width:17px;height:17px}
.doc-text{min-width:0;flex:1}
.doc-text strong{display:flex;align-items:center;gap:4px;font-size:14px;font-weight:600;letter-spacing:-.01em;overflow:hidden;white-space:nowrap}
.doc-text strong{text-overflow:ellipsis}
.doc-text small{display:block;color:var(--text-2);font-size:12px;margin-top:1px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.i.fav{width:13px;height:13px;fill:var(--yellow);stroke:var(--yellow);flex:none}
.doc-row.active .doc-more{opacity:1}
.doc-row:hover .doc-more,.doc-row:focus-within .doc-more{opacity:1}
.doc-more{margin-right:5px}
.list-empty{color:var(--text-2);font-size:13px;text-align:center;padding:24px 12px}

.sidebar-bottom{display:flex;align-items:center;justify-content:space-between;gap:6px;border-top:.5px solid var(--sep);padding:10px 6px 0;margin-top:4px}
.status{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--text-2)}
.status::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--text-3)}
.status.online::before{background:var(--green);box-shadow:0 0 0 3px color-mix(in srgb,var(--green) 22%,transparent)}

/* Barra superior */
.toolbar{position:sticky;top:0;z-index:4;flex:none;display:flex;align-items:center;justify-content:space-between;gap:10px;height:calc(52px + var(--safe-top));padding:var(--safe-top) 14px 0 20px;background:color-mix(in srgb,var(--surface) 78%,transparent);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border-bottom:.5px solid var(--sep)}
#breadcrumb{flex:1;min-width:0;font-weight:600;font-size:15px;letter-spacing:-.015em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.toolbar-right{display:flex;align-items:center;gap:4px}
#saveStatus{color:var(--text-2);font-size:12px;margin-right:6px;white-space:nowrap}
#saveBtn{margin-left:6px;padding:6px 12px}

/* Estado vazio */
.empty{margin:auto;max-width:400px;text-align:center;padding:30px 24px}
.empty-mark{display:grid;place-items:center;width:76px;height:76px;margin:0 auto 18px;border-radius:22px;background:linear-gradient(160deg,#5ac8fa,#007aff);color:#fff;box-shadow:0 12px 30px rgba(0,122,255,.3)}
.empty-mark .i{width:38px;height:38px;stroke-width:1.6}
.empty h1{font-family:var(--font-display);font-size:28px;font-weight:700;letter-spacing:-.03em;line-height:1.15;margin:0 0 10px}
.empty p{color:var(--text-2);font-size:15px;line-height:1.55;margin:0 0 22px}
.empty .primary{padding:12px 22px;border-radius:12px;font-size:15px}

/* Documento */
.document-view{flex:1;overflow:auto;scroll-behavior:smooth}
.paper{max-width:780px;margin:0 auto;padding:30px 48px 120px}
.document-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:18px}
.eyebrow{color:var(--text-2);font-size:12px;font-weight:600}
#docGroup{appearance:none;-webkit-appearance:none;border:0;border-radius:var(--r-sm);background:var(--fill) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238e8e93' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m7 10 5 5 5-5'/%3E%3C/svg%3E") no-repeat right 8px center/14px;padding:6px 28px 6px 11px;font-size:13px;font-weight:500;max-width:200px;outline:none;color:var(--text)}
.filename-label{display:block;color:var(--text-2);font-size:12px;font-weight:500;margin:0 0 5px}
.filename{display:block;width:100%;height:34px;border:0;border-radius:var(--r-sm);background:var(--fill-2);padding:0 11px;font-size:13px;outline:none;margin-bottom:20px;transition:box-shadow .15s,background .15s}
.filename:focus{background:var(--fill);box-shadow:0 0 0 3px var(--accent-soft)}
.title{display:block;width:100%;border:0;outline:0;background:transparent;font-family:var(--font-display);font-size:34px;font-weight:700;letter-spacing:-.035em;line-height:1.15;padding:0;color:var(--text)}
.title::placeholder,.filename::placeholder{color:var(--text-3)}
.meta{color:var(--text-2);font-size:12.5px;margin:6px 0 16px}
.study-meta{margin:0 0 18px}
#favoriteBtn,#historyBtn,#deleteDocBtn{display:none}

/* Barra de formatação flutuante */
.format-bar{position:sticky;top:10px;z-index:3;display:flex;align-items:center;gap:2px;width:max-content;max-width:100%;overflow-x:auto;scrollbar-width:none;background:color-mix(in srgb,var(--elevated) 82%,transparent);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border:.5px solid var(--sep);border-radius:12px;padding:4px;box-shadow:var(--shadow-md);margin:0 0 22px}
.format-bar::-webkit-scrollbar{display:none}
.format-bar button{display:grid;place-items:center;flex:none;min-width:32px;height:32px;border:0;border-radius:8px;background:transparent;color:var(--text);font-size:15px;padding:0 7px;transition:background .12s}
.format-bar button:hover{background:var(--fill)}
.format-bar button:active{background:var(--fill-3)}
.format-bar .i{width:19px;height:19px}
.format-bar .highlight-btn .i{color:#e0a800}
.divider{flex:none;width:.5px;height:20px;background:var(--sep);margin:0 4px}

.image-tools{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--accent-soft);color:var(--accent);border-radius:var(--r);padding:8px 8px 8px 14px;margin-bottom:12px;font-size:13px;font-weight:500}
.image-tools button{border:0;background:var(--red);color:#fff;border-radius:var(--r-sm);padding:6px 11px;font-size:13px;font-weight:600}

/* Editor */
.editor{min-height:50vh;outline:0;font-size:17px;line-height:1.6;letter-spacing:-.003em;word-wrap:break-word;color:var(--text);caret-color:var(--accent)}
.editor:empty::before{content:attr(data-placeholder);color:var(--text-3)}
.editor h2{font-family:var(--font-display);font-size:24px;font-weight:700;letter-spacing:-.025em;line-height:1.25;margin:1.3em 0 .4em}
.editor p{margin:.45em 0}
.editor ul,.editor ol{padding-left:1.4em}
.editor li{margin:.2em 0}
.editor img{display:block;max-width:100%;height:auto;margin:16px 0;border-radius:12px;cursor:pointer;box-shadow:var(--shadow-sm)}
.editor img.selected-image{outline:3px solid var(--accent);outline-offset:3px}
.editor mark,.editor [style*="background-color"]{border-radius:3px;padding:0 1px}
.editor input[type="checkbox"]{appearance:none;-webkit-appearance:none;width:20px;height:20px;border-radius:50%;border:1.5px solid var(--text-3);vertical-align:-4px;margin:0 6px 0 0;cursor:pointer;display:inline-grid;place-items:center;transition:all .15s}
.editor input[type="checkbox"]:checked{background:var(--accent);border-color:var(--accent)}
.editor input[type="checkbox"]:checked::after{content:"";width:5px;height:9px;border:solid #fff;border-width:0 2px 2px 0;transform:translateY(-1px) rotate(45deg)}
:root[data-theme="dark"] .editor img{background:#fff}
:root[data-theme="dark"] .editor [style*="background-color"]{color:#1d1d1f}

/* Painéis de estudo */
.study-panel{margin-top:40px;padding-top:4px}
.study-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.study-heading h3{display:flex;align-items:center;gap:8px;font-family:var(--font-display);font-size:20px;font-weight:700;letter-spacing:-.02em;margin:0}
.study-heading h3 .i{color:var(--accent);width:21px;height:21px}
#cardsList,#pdfNotesList{display:grid;gap:8px}
.study-card{position:relative;background:var(--grouped);border-radius:var(--r-lg);padding:14px 44px 14px 16px;font-size:15px}
:root[data-theme="dark"] .study-card{background:var(--elevated)}
.study-card strong{display:block;font-weight:600;letter-spacing:-.01em}
.study-card p{margin:8px 0 0;color:var(--text-2);white-space:pre-wrap;line-height:1.5}
.study-card button{position:absolute;right:10px;top:10px;display:grid;place-items:center;width:26px;height:26px;border:0;border-radius:50%;background:var(--fill);color:var(--text-2)}
.study-card button .i{width:14px;height:14px;stroke-width:2.2}
.study-card button.reveal-card{position:static;display:inline-flex;width:auto;height:auto;margin-top:10px;padding:5px 12px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:13px;font-weight:600}
.subtle{color:var(--text-2);font-size:14px;margin:4px 0}

/* PDF */
.pdf-actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:8px 0 14px;font-size:12.5px;color:var(--text-2)}
#pdfFrame{width:100%;height:550px;border:0;border-radius:var(--r-lg)}
.pdf-mark-toolbar{position:sticky;top:10px;z-index:3;width:max-content;max-width:100%;margin:6px 0 18px;box-shadow:var(--shadow-md)}
.pdf-mark-toolbar button{padding:6px 12px}
.pdf-pages{display:grid;gap:26px}
.pdf-page-label{font-size:12px;color:var(--text-2);margin-bottom:8px;font-weight:500}
.pdf-canvas-wrap{position:relative;max-width:100%;background:#fff;border-radius:6px;overflow:hidden;box-shadow:var(--shadow-md),0 0 0 .5px var(--sep)}
.pdf-canvas-wrap canvas{display:block;width:100%;height:100%}
.pdf-overlay{position:absolute;inset:0;pointer-events:none}
.pdf-overlay.interactive{pointer-events:auto;cursor:crosshair}
.pdf-highlight{position:absolute;background:rgba(255,214,10,.38);border-radius:2px;pointer-events:none;mix-blend-mode:multiply}
.pdf-pin{position:absolute;transform:translate(-50%,-50%);display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--accent);color:#fff;font:600 11px var(--font);box-shadow:0 2px 8px rgba(0,0,0,.3),0 0 0 2px #fff;pointer-events:auto;cursor:help}

/* Diálogos */
dialog{border:0;padding:0;border-radius:var(--r-xl);width:min(440px,calc(100% - 32px));background:var(--elevated);color:var(--text);box-shadow:var(--shadow-lg)}
dialog[open]{animation:dialog-in .28s var(--ease)}
dialog::backdrop{background:rgba(0,0,0,.28);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
@keyframes dialog-in{from{opacity:0;transform:scale(.94)}to{opacity:1;transform:none}}
.dialog-content{position:relative;padding:26px 24px 22px}
.dialog-content h2{font-family:var(--font-display);font-size:22px;font-weight:700;letter-spacing:-.025em;margin:0 0 6px}
.dialog-content p{color:var(--text-2);font-size:14px;line-height:1.5;margin:0 0 16px}
.dialog-content label{display:block;color:var(--text-2);font-size:12.5px;font-weight:500;margin-top:14px}
.dialog-content input:not([type="checkbox"]),.dialog-content textarea{display:block;width:100%;margin-top:6px;border:0;border-radius:var(--r);background:var(--fill-2);padding:11px 12px;font-size:15px;color:var(--text);outline:none;transition:box-shadow .15s}
.dialog-content textarea{min-height:100px;resize:vertical;line-height:1.45}
.dialog-content input:focus,.dialog-content textarea:focus{box-shadow:0 0 0 3px var(--accent-soft)}
.dialog-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.dialog-actions.end{justify-content:flex-end}
.close{position:absolute;right:14px;top:14px;display:grid;place-items:center;width:30px;height:30px;border:0;border-radius:50%;background:var(--fill);color:var(--text-2)}
.close:hover{background:var(--fill-3)}
.close .i{width:15px;height:15px;stroke-width:2.4}
.dialog-symbol{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:var(--accent-soft);color:var(--accent);margin-bottom:14px}
.dialog-symbol .i{width:25px;height:25px}
.dialog-symbol.danger{background:var(--red-soft);color:var(--red)}
.hint{font-size:12.5px!important;margin:16px 0 0!important}
.backup-tools{margin-top:22px;padding-top:16px;border-top:.5px solid var(--sep)}
.backup-tools h3{font-size:15px;font-weight:600;margin:0 0 4px}
.backup-tools p{margin-bottom:8px}
.backup-tools>div{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.history-list{max-height:340px;overflow:auto;background:var(--fill-2);border-radius:var(--r-lg)}
.history-list button{display:flex;flex-direction:column;gap:2px;width:100%;border:0;border-bottom:.5px solid var(--sep);background:transparent;text-align:left;padding:11px 14px;color:var(--text)}
.history-list button:last-child{border-bottom:0}
.history-list button:hover{background:var(--fill-2)}
.history-list strong{font-weight:600;font-size:14px}
.history-list span{color:var(--text-2);font-size:12.5px}
.export-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.export-options button{display:flex;flex-direction:column;align-items:center;gap:8px;border:0;border-radius:var(--r-lg);background:var(--fill-2);padding:18px 10px;font-weight:600;font-size:13.5px;color:var(--text);transition:background .12s}
.export-options button:hover{background:var(--fill)}
.export-options .i{width:28px;height:28px;color:var(--accent);stroke-width:1.6}

/* Menus (popovers) */
.item-popover{position:fixed;z-index:30;width:250px;max-height:calc(100dvh - 16px);overflow:auto;padding:6px;border-radius:var(--r-lg);background:color-mix(in srgb,var(--elevated) 86%,transparent);-webkit-backdrop-filter:saturate(180%) blur(30px);backdrop-filter:saturate(180%) blur(30px);box-shadow:var(--shadow-lg);border:.5px solid var(--sep);animation:pop .18s var(--ease)}
@keyframes pop{from{opacity:0;transform:scale(.96)}to{opacity:1;transform:none}}
.popover-title{font-weight:600;font-size:13px;padding:8px 10px;color:var(--text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.item-popover>button{display:flex;align-items:center;gap:10px;width:100%;border:0;background:transparent;text-align:left;padding:8px 10px;border-radius:7px;font-size:14px;color:var(--text)}
.item-popover>button .i{width:17px;height:17px;color:var(--text-2)}
.item-popover>button:hover{background:var(--accent);color:#fff}
.item-popover>button:hover .i{color:#fff}
.item-popover>button.destructive,.item-popover>button.destructive .i{color:var(--red)}
.item-popover>button.destructive:hover{background:var(--red);color:#fff}
.item-popover>button.destructive:hover .i{color:#fff}
.popover-section{font-size:12px;font-weight:600;color:var(--text-2);padding:10px 10px 6px}
.popover-divider{height:.5px;background:var(--sep);margin:6px 4px}
.tag-choices{display:flex;flex-wrap:wrap;gap:6px;padding:0 8px}
.tag-choices button{display:inline-flex;align-items:center;gap:3px;border:0;border-radius:999px;background:var(--fill);padding:4px 10px;font-size:12.5px;font-weight:500;color:var(--text)}
.tag-choices button .i{width:13px;height:13px;stroke-width:2.4}
.tag-choices button.selected{background:var(--accent);color:#fff}
.new-tag-row{display:flex;gap:6px;padding:8px 8px 2px}
#newNoteTag{flex:1;min-width:0;height:30px;border:0;border-radius:var(--r-sm);background:var(--fill);padding:0 10px;font-size:13px;outline:none}
#addNoteTag{display:grid;place-items:center;width:30px;height:30px;border:0;border-radius:var(--r-sm);background:var(--accent);color:#fff}
#addNoteTag .i{width:16px;height:16px;stroke-width:2.4}
.color-choices{display:flex;gap:10px;padding:4px 10px 8px}
.color-choices button{width:24px;height:24px;border-radius:50%;border:0;box-shadow:inset 0 0 0 .5px rgba(0,0,0,.15);transition:transform .12s}
.color-choices button:hover{transform:scale(1.12)}
.color-choices button.selected{box-shadow:0 0 0 2px var(--elevated),0 0 0 4px var(--text-2)}
.color-popover{width:210px}

/* Aviso */
#toast{position:fixed;left:50%;bottom:calc(24px + var(--safe-bottom));z-index:50;transform:translate(-50%,16px);max-width:calc(100% - 32px);background:color-mix(in srgb,#1c1c1e 88%,transparent);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);color:#fff;border-radius:999px;padding:10px 18px;font-size:13.5px;font-weight:500;box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:opacity .25s,transform .35s var(--ease)}
#toast.visible{opacity:1;transform:translate(-50%,0)}
:root[data-theme="dark"] #toast{background:color-mix(in srgb,#3a3a3c 90%,transparent)}

/* Barras de rolagem discretas */
.doc-list,.group-list,.document-view,.history-list,.item-popover{scrollbar-width:thin;scrollbar-color:var(--fill-3) transparent}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--fill-3);border-radius:10px;border:3px solid transparent;background-clip:content-box}
::-webkit-scrollbar-track{background:transparent}

@media(hover:none){.group-color-button,.delete-group,.doc-more{opacity:1}}

/* Celular */
@media(max-width:720px){
  body{font-size:15px}
  .mobile{display:inline-grid}
  .sidebar{position:fixed;inset:0 auto 0 0;width:min(86vw,340px);transform:translateX(-102%);transition:transform .38s var(--ease);background:var(--sidebar-solid);box-shadow:none;border-right:0}
  .sidebar.open{transform:none;box-shadow:var(--shadow-lg)}
  .scrim{display:block;position:fixed;inset:0;z-index:4;background:rgba(0,0,0,.3);opacity:0;pointer-events:none;transition:opacity .3s}
  .sidebar.open+.scrim{opacity:1;pointer-events:auto}
  .toolbar{padding:var(--safe-top) 8px 0 6px;height:calc(50px + var(--safe-top))}
  #breadcrumb{font-size:16px;text-align:center}
  #saveStatus{display:none}
  #saveBtn .label,#downloadBtn .label{display:none}
  #downloadBtn{width:34px;height:34px;padding:0;background:transparent;border-radius:var(--r-sm)}
  #downloadBtn .i{width:21px;height:21px}
  #saveBtn{width:34px;height:34px;padding:0;margin-left:2px;border-radius:50%}
  .paper{padding:16px 18px 120px}
  .title{font-size:30px}
  .eyebrow{display:none}
  .document-top{justify-content:flex-end;margin-bottom:12px}
  .editor{font-size:17px}
  .format-bar{top:8px;width:100%;margin-bottom:18px}
  .format-bar button{min-width:38px;height:38px}
  .doc-item{padding:10px 6px 10px 9px}
  .group-item{padding:10px}
  .search-input,.segmented button{min-height:36px}
  dialog{width:100%;max-width:none;margin:auto 0 0;border-radius:20px 20px 0 0;padding-bottom:var(--safe-bottom)}
  dialog[open]{animation:sheet-in .38s var(--ease)}
  .dialog-content{padding:24px 20px 20px}
  .dialog-actions.end>*{flex:1}
  .auth-view{align-items:start}
  .pdf-mark-toolbar{width:100%}
}
@keyframes sheet-in{from{transform:translateY(100%)}to{transform:none}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* Revisar hoje (barra lateral) */
.review-entry{display:flex;align-items:center;gap:10px;width:calc(100% - 8px);margin:12px 4px 0;border:0;border-radius:var(--r-lg);background:var(--elevated);box-shadow:var(--shadow-sm),0 0 0 .5px var(--sep);padding:10px 12px;text-align:left;color:var(--text);transition:transform .12s,box-shadow .15s}
.review-entry:hover{box-shadow:var(--shadow-md),0 0 0 .5px var(--sep)}
.review-entry:active{transform:scale(.98)}
.review-entry-icon{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:linear-gradient(160deg,#ff9f0a,#ff6b00);color:#fff;flex:none}
.review-entry:not(.has-due) .review-entry-icon{background:linear-gradient(160deg,#30d158,#28a745)}
.review-entry-icon .i{width:19px;height:19px}
.review-entry-text{flex:1;min-width:0}
.review-entry-text strong{display:block;font-size:14px;font-weight:600}
.review-entry-text small{display:block;font-size:12px;color:var(--text-2)}
.badge{min-width:22px;height:22px;padding:0 7px;border-radius:999px;background:var(--red);color:#fff;font-size:12px;font-weight:700;display:grid;place-items:center;font-variant-numeric:tabular-nums}

/* Cartões no documento */
.study-heading-actions{display:flex;gap:6px}
.card-due{display:block;margin-top:5px;font-size:12px;font-weight:500;color:var(--text-2)}
.card-due.due{color:#ff9500}
.study-card .card-due+p{margin-top:8px}

/* Tela de revisão */
.review-view{flex:1;display:flex;flex-direction:column;overflow:auto;background:var(--grouped)}
:root[data-theme="dark"] .review-view{background:var(--bg)}
.review-top{display:flex;align-items:center;gap:14px;padding:14px 20px;max-width:760px;width:100%;margin:0 auto}
.review-progress{flex:1;height:6px;border-radius:999px;background:var(--fill);overflow:hidden}
#reviewBar{height:100%;width:0;border-radius:inherit;background:var(--accent);transition:width .4s var(--ease)}
#reviewCounter{font-size:13px;font-weight:600;color:var(--text-2);font-variant-numeric:tabular-nums;min-width:52px;text-align:right}
.review-stage{flex:1;display:flex;flex-direction:column;justify-content:center;gap:22px;width:100%;max-width:640px;margin:0 auto;padding:10px 20px 40px}
.review-card{background:var(--elevated);border-radius:var(--r-xl);box-shadow:var(--shadow-md),0 0 0 .5px var(--sep);padding:30px 32px;min-height:260px;display:flex;flex-direction:column;animation:card-in .35s var(--ease)}
@keyframes card-in{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}
.review-source{display:flex;align-items:center;gap:6px;color:var(--text-2);font-size:12.5px;font-weight:500;margin-bottom:18px}
.review-source .i{width:15px;height:15px}
.review-question{font-family:var(--font-display);font-size:24px;font-weight:700;letter-spacing:-.025em;line-height:1.3;white-space:pre-wrap}
.review-answer{margin-top:22px;padding-top:20px;border-top:.5px solid var(--sep);font-size:18px;line-height:1.55;white-space:pre-wrap;animation:fade-in .3s ease}
@keyframes fade-in{from{opacity:0}to{opacity:1}}
.review-actions{display:flex;gap:10px}
.reveal-btn{flex:1;padding:14px;font-size:16px;border-radius:14px}
.grade{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;border:0;border-radius:14px;padding:11px 6px;background:var(--elevated);box-shadow:var(--shadow-sm),0 0 0 .5px var(--sep);transition:transform .1s}
.grade:active{transform:scale(.96)}
.grade strong{font-size:15px;font-weight:600}
.grade small{font-size:12px;color:var(--text-2)}
.grade.again strong{color:var(--red)}
.grade.hard strong{color:#ff9500}
.grade.good strong{color:var(--green)}
.grade.easy strong{color:var(--accent)}
.review-hint{text-align:center;color:var(--text-3);font-size:12px;margin:0}
.review-done{margin:auto;max-width:420px;text-align:center;padding:30px 24px}
.review-done .empty-mark{background:linear-gradient(160deg,#30d158,#28a745);box-shadow:0 12px 30px rgba(48,209,88,.3)}
.review-done h1{font-family:var(--font-display);font-size:28px;font-weight:700;letter-spacing:-.03em;margin:0 0 10px}
.review-done p{color:var(--text-2);font-size:15px;line-height:1.55;margin:0 0 22px}

/* Modo foco */
.focus-mode .sidebar,.focus-mode .scrim,.focus-mode #menu,.focus-mode #breadcrumb,.focus-mode .toolbar-right>*:not(#focusBtn),.focus-mode .document-top,.focus-mode .filename-label,.focus-mode .filename,.focus-mode .meta,.focus-mode .study-meta,.focus-mode .study-panel,.focus-mode #pdfArea{display:none!important}
.focus-mode .toolbar{position:absolute;inset:0 0 auto 0;background:transparent;border-bottom-color:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;justify-content:flex-end;pointer-events:none}
.focus-mode #focusBtn{pointer-events:auto;opacity:.45;transition:opacity .2s}
.focus-mode #focusBtn:hover{opacity:1}
.focus-mode .paper{max-width:680px;padding-top:72px}
.focus-mode .editor{font-size:19px;line-height:1.75}
.focus-mode .title{font-size:38px}
.focus-mode .format-bar{opacity:.3;transition:opacity .25s}
.focus-mode .format-bar:hover,.focus-mode .format-bar:focus-within{opacity:1}
@media(hover:none){.focus-mode .format-bar,.focus-mode #focusBtn{opacity:1}}
@media(max-width:720px){
  .review-card{padding:22px 20px;min-height:220px}
  .review-question{font-size:21px}
  .review-actions{gap:7px}
  .grade{padding:10px 2px}
  .review-hint{display:none}
  .focus-mode .paper{padding-top:56px}
  .focus-mode .editor{font-size:18px}
}
.reviewing #saveBtn,.reviewing #exportBtn,.reviewing #focusBtn,.reviewing #saveStatus,.reviewing #downloadBtn{display:none}

/* Etiquetas */
.tag-list{display:flex;flex-wrap:wrap;gap:6px;padding:2px 6px 4px}
.tag-filter{display:inline-flex;align-items:center;gap:5px;border:0;border-radius:999px;background:var(--fill);color:var(--text);padding:5px 10px 5px 8px;font-size:12.5px;font-weight:500;transition:background .12s,transform .1s}
.tag-filter .i{width:14px;height:14px;color:var(--text-2)}
.tag-filter span{color:var(--text-2);font-size:11.5px;font-variant-numeric:tabular-nums}
.tag-filter:hover{background:var(--fill-3)}
.tag-filter:active{transform:scale(.96)}
.tag-filter.active{background:var(--accent);color:#fff}
.tag-filter.active .i,.tag-filter.active span{color:#fff}
#clearTag{font-size:12px;padding:2px 6px}
.doc-tags{display:flex;flex-wrap:wrap;gap:4px;margin-top:5px}
.tag-chip{display:inline-flex;align-items:center;gap:3px;border-radius:999px;padding:1px 8px;font-size:11px;font-weight:600;background:var(--fill);color:var(--text-2);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tag-chip .i{width:11px;height:11px;stroke-width:2.4}
:root[data-theme="dark"] .doc-row{background:color-mix(in srgb,var(--item-color) 20%,transparent)}
:root[data-theme="dark"] .doc-row:hover{background:color-mix(in srgb,var(--item-color) 28%,transparent)}
:root[data-theme="dark"] .doc-row.active{background:color-mix(in srgb,var(--item-color) 38%,transparent)}

/* Login */
.auth-mode .shell{display:none}
.auth-view{position:fixed;inset:0;z-index:40;display:grid;place-items:center;overflow:auto;padding:calc(24px + var(--safe-top)) 16px calc(24px + var(--safe-bottom));background:radial-gradient(1200px 600px at 20% -10%,color-mix(in srgb,var(--accent) 16%,transparent),transparent 60%),radial-gradient(900px 500px at 110% 110%,rgba(255,149,0,.12),transparent 60%),var(--grouped)}
:root[data-theme="dark"] .auth-view{background:radial-gradient(1200px 600px at 20% -10%,rgba(10,132,255,.22),transparent 60%),radial-gradient(900px 500px at 110% 110%,rgba(255,159,10,.12),transparent 60%),#000}
.auth-card{width:min(380px,100%);background:color-mix(in srgb,var(--elevated) 88%,transparent);-webkit-backdrop-filter:saturate(180%) blur(30px);backdrop-filter:saturate(180%) blur(30px);border-radius:24px;box-shadow:var(--shadow-lg);padding:32px 26px 24px;text-align:center;animation:dialog-in .4s var(--ease)}
.auth-logo{width:76px;height:76px;border-radius:50%;object-fit:cover;box-shadow:0 0 0 3px var(--elevated),0 8px 24px rgba(0,0,0,.18)}
.auth-card h1{font-family:var(--font-display);font-size:30px;font-weight:700;letter-spacing:-.03em;margin:14px 0 4px}
.auth-sub{color:var(--text-2);font-size:14px;line-height:1.45;margin:0 0 20px}
.auth-tabs{margin-bottom:18px}
.auth-form{display:flex;flex-direction:column;gap:12px;text-align:left}
.auth-form label{display:block;color:var(--text-2);font-size:12.5px;font-weight:500}
.auth-form input{display:block;width:100%;height:44px;margin-top:5px;border:0;border-radius:12px;background:var(--fill);padding:0 14px;font-size:16px;outline:none;transition:box-shadow .15s}
.auth-form input:focus{box-shadow:0 0 0 3px var(--accent-soft)}
.auth-form #authInvite{font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;letter-spacing:.04em;text-transform:uppercase}
.auth-form #authInvite::placeholder{text-transform:none;letter-spacing:0}
.register-only{display:none!important}
.mode-register .register-only{display:block!important}
.auth-error{margin:0;padding:10px 12px;border-radius:10px;background:var(--red-soft);color:var(--red);font-size:13.5px;font-weight:500}
.auth-submit{height:46px;margin-top:4px;font-size:16px;border-radius:12px}
.auth-submit:disabled{opacity:.6}
.auth-foot{color:var(--text-3);font-size:12.5px;margin:18px 0 0}

/* Conta */
.account-head{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.account-head h2{margin:0!important}
.account-head p{margin:2px 0 0!important}
.account-avatar{display:grid;place-items:center;width:52px;height:52px;border-radius:50%;flex:none;background:linear-gradient(160deg,#64d2ff,#0a84ff);color:#fff;font-family:var(--font-display);font-size:22px;font-weight:700}
.account-avatar.small{width:34px;height:34px;font-size:15px}
.account-list{background:var(--fill-2);border-radius:var(--r-lg);overflow:hidden}
.account-list button{display:flex;align-items:center;gap:12px;width:100%;border:0;background:transparent;padding:11px 12px;font-size:15px;color:var(--text);text-align:left}
.account-list button+button:not([hidden]){border-top:.5px solid var(--sep)}
.account-list button:hover{background:var(--fill-2)}
.account-list .chevron{margin-left:auto;color:var(--text-3);width:16px;height:16px}
.row-icon{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;color:#fff}
.row-icon .i{width:17px;height:17px}
.row-icon.admin{background:#5e5ce6}
.row-icon.key{background:#8e8e93}
.password-form{display:flex;flex-direction:column;gap:8px;margin-top:10px}
.password-form input{margin:0!important}
.logout-button{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;margin-top:16px;border:0;border-radius:12px;background:var(--red-soft);color:var(--red);padding:12px;font-weight:600;font-size:15px}
.logout-button:hover{background:color-mix(in srgb,var(--red) 22%,transparent)}
#syncSettings{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Administração */
.admin-dialog{width:min(640px,calc(100% - 32px))}
.admin-tabs{margin:4px 0 16px}
.invite-form{display:flex;gap:8px;flex-wrap:wrap}
.invite-form input{flex:1 1 180px;margin:0!important}
.invite-form select{appearance:none;-webkit-appearance:none;border:0;border-radius:var(--r);background:var(--fill-2);padding:0 12px;font-size:14px;color:var(--text);min-height:42px}
.secret-box{display:grid;grid-template-columns:1fr auto;align-items:center;gap:6px 10px;margin-top:12px;padding:14px;border-radius:var(--r-lg);background:rgba(52,199,89,.12);border:1px solid rgba(52,199,89,.35)}
.secret-box small{grid-column:1/-1;color:var(--text-2);font-weight:600}
.secret-box code{font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;font-size:18px;font-weight:600;letter-spacing:.03em;word-break:break-all;-webkit-user-select:all;user-select:all}
.secret-box p{grid-column:1/-1;margin:0!important;font-size:12.5px!important}
.admin-list{margin-top:14px;max-height:46vh;overflow:auto;background:var(--fill-2);border-radius:var(--r-lg)}
.admin-list:empty{display:none}
.admin-list .subtle{padding:14px}
.admin-row{display:flex;align-items:center;gap:10px;padding:11px 12px;flex-wrap:wrap}
.admin-row+.admin-row{border-top:.5px solid var(--sep)}
.admin-row-main{flex:1;min-width:160px}
.admin-row-main strong{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:14.5px;font-weight:600}
.admin-row-main small{display:block;color:var(--text-2);font-size:12.5px;margin-top:2px}
.code-hint{font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;font-size:12px;color:var(--text-2);font-weight:500}
.status-pill{display:inline-block;border-radius:999px;padding:2px 9px;font-size:11.5px;font-weight:600;background:var(--fill);color:var(--text-2)}
.status-pill.active{background:rgba(52,199,89,.16);color:#248a3d}
.status-pill.admin{background:rgba(94,92,230,.16);color:#5e5ce6}
.status-pill.revoked,.status-pill.expired{background:var(--red-soft);color:var(--red)}
:root[data-theme="dark"] .status-pill.active{color:#30d158}
:root[data-theme="dark"] .status-pill.admin{color:#7d7aff}
.danger-text{color:var(--red)!important}
.confirm-dialog{width:min(380px,calc(100% - 32px))}
.confirm-dialog .dialog-content{text-align:center;padding-top:24px}
.confirm-dialog .dialog-actions{justify-content:stretch!important}
.confirm-dialog .dialog-actions>*{flex:1}

/* Baixar o app */
#downloadBtn{margin-right:4px;white-space:nowrap}
.download-options{background:var(--fill-2);border-radius:var(--r-lg);overflow:hidden}
.download-option{display:flex;align-items:center;gap:12px;width:100%;border:0;background:transparent;padding:12px;color:var(--text);text-align:left;text-decoration:none;font-size:15px}
.download-option+.download-option{border-top:.5px solid var(--sep)}
.download-option:hover{background:var(--fill-2)}
.download-option .chevron{margin-left:auto;color:var(--text-3);width:18px;height:18px}
.download-text strong{display:block;font-weight:600}
.download-text small{display:block;color:var(--text-2);font-size:12.5px;margin-top:1px}
.row-icon.android{background:#34c759}
.row-icon.desktop{background:#007aff}

/* Listas de seleção legíveis nos dois temas */
select option{background:var(--elevated);color:var(--text)}
.list-empty .text-button{display:block;margin:8px auto 0}

/* App já instalado com a barra de título integrada: reserva o espaço dos botões da janela */
@media(display-mode:window-controls-overlay){
  .toolbar{padding-right:calc(100vw - env(titlebar-area-x,0px) - env(titlebar-area-width,100vw) + 8px);-webkit-app-region:drag;app-region:drag}
  .toolbar button{-webkit-app-region:no-drag;app-region:no-drag}
}

/* Cores das etiquetas: Revisar em vermelho e Revisado em verde */
.tag-filter.review,.tag-chip.review,.tag-choices button.review,.tag-pick.review{--tag:var(--red)}
.tag-filter.reviewed,.tag-chip.reviewed,.tag-choices button.reviewed,.tag-pick.reviewed{--tag:#28a745}
:root[data-theme="dark"] .tag-filter.reviewed,:root[data-theme="dark"] .tag-chip.reviewed,:root[data-theme="dark"] .tag-choices button.reviewed,:root[data-theme="dark"] .tag-pick.reviewed{--tag:#30a14e}
.tag-chip.review,.tag-chip.reviewed{background:var(--tag);color:#fff}
.tag-filter.review,.tag-filter.reviewed,.tag-choices button.review,.tag-choices button.reviewed,.tag-pick.review,.tag-pick.reviewed{background:color-mix(in srgb,var(--tag) 18%,transparent);color:color-mix(in srgb,var(--tag) 80%,var(--text));font-weight:600}
.tag-filter.review .i,.tag-filter.review span,.tag-filter.reviewed .i,.tag-filter.reviewed span{color:inherit}
.tag-filter.review.active,.tag-filter.reviewed.active,.tag-choices button.review.selected,.tag-choices button.reviewed.selected,.tag-pick.review.selected,.tag-pick.reviewed.selected{background:var(--tag);color:#fff}

/* Etiquetas dentro da anotação */
.tag-picker-head{display:flex;align-items:center;gap:4px;color:var(--text-2);font-size:12.5px;font-weight:500;margin-bottom:6px}
.tag-picker-head span{margin-right:auto}
.tag-picker-head .text-button .i{width:14px;height:14px}
.doc-tag-picker{display:flex;flex-wrap:wrap;gap:6px}
.tag-pick{display:inline-flex;align-items:center;gap:4px;border:0;border-radius:999px;background:var(--fill);color:var(--text);padding:6px 12px;font-size:13px;font-weight:500;transition:background .12s,transform .1s}
.tag-pick:hover{filter:brightness(1.08)}
.tag-pick:active{transform:scale(.96)}
.tag-pick:disabled{opacity:.5;cursor:default}
.tag-pick .i{width:13px;height:13px;stroke-width:2.6}
.tag-pick.selected{background:var(--accent);color:#fff;font-weight:600}
.tag-pick.editing{outline:1px dashed var(--red);outline-offset:-1px}
.study-meta .new-tag-row{display:flex;gap:6px;margin-top:8px;padding:0}
#newDocTag{flex:1;min-width:0;height:32px;border:0;border-radius:var(--r-sm);background:var(--fill-2);padding:0 10px;font-size:13px;outline:none}
#newDocTag:focus{box-shadow:0 0 0 3px var(--accent-soft)}

/* Tamanho da fonte */
.format-bar .font-step{font-weight:600;font-size:15px;display:inline-flex;align-items:baseline;justify-content:center;gap:0}
.format-bar .font-step small{font-size:11px;font-weight:700}
.font-size-label{flex:none;min-width:24px;text-align:center;font-size:13px;font-weight:500;color:var(--text-2);font-variant-numeric:tabular-nums}