/* Cadernos: três colunas como uma mesa de estudo — fontes, conversa e estúdio. */
#notebooks{padding:0;border:0;background:transparent}
.nb-new{display:flex;gap:10px;flex-wrap:wrap;padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:28px}
.nb-new input:first-of-type{flex:2;min-width:240px}.nb-new input{flex:1;min-width:200px}
.nb-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.nb-card{display:flex;flex-direction:column;align-items:flex-start;gap:8px;min-height:170px;padding:22px;text-align:left;border:1px solid var(--line);border-radius:16px;background:#fff;color:var(--ink);box-shadow:inset 4px 0 0 var(--sand)}
.nb-card:hover:not(:disabled){background:#f8f6f1;color:var(--ink);border-color:#d9d2c6}
.nb-card strong{font-size:1.05rem;letter-spacing:-.02em;line-height:1.3}
.nb-card-kicker{font-size:.62rem;font-weight:700;letter-spacing:.14em;color:#8a4b2f}
.nb-card-description{font-weight:400;color:var(--muted);font-size:.84rem;line-height:1.5;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.nb-card-meta{margin-top:auto;font-weight:500;font-size:.72rem;color:#8a857d}
.nb-warning{background:#f8efe6;border:1px solid #e8d5c7;color:#5c3a28;border-radius:12px;padding:12px 16px;font-size:.87rem}

.nb-top{display:flex;align-items:flex-start;gap:18px;margin-bottom:24px}
.nb-heading{flex:1;min-width:0}.nb-heading .eyebrow{margin-bottom:6px}
.nb-title{margin:0 0 4px}.nb-description{margin:0}
.nb-top-actions{display:flex;gap:8px;flex-wrap:wrap}
.nb-edit{display:flex;gap:8px;flex-wrap:wrap;margin:4px 0}.nb-edit input{flex:1;min-width:220px}

.nb-layout{display:grid;grid-template-columns:minmax(220px,265px) minmax(420px,1fr) minmax(260px,320px);gap:16px;align-items:start}
.nb-column{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;min-width:0}
.nb-column-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:14px}
.nb-column-head .muted{font-size:.75rem}
.nb-empty{margin:6px 0 0}
.nb-link{background:none;border:0;color:#5c5852;padding:4px 0;font-weight:600;font-size:.76rem;text-decoration:underline;text-underline-offset:3px;text-decoration-color:#cfc8bc}
.nb-link:hover:not(:disabled){background:none;color:var(--ink)}
.nb-icon{display:inline-flex;width:22px;height:22px;flex:none}.nb-icon svg{width:100%;height:100%}

.nb-add-toggle{width:100%;margin-bottom:12px}
.nb-add{margin-bottom:14px}.nb-add input{width:100%}
.nb-search-results{list-style:none;margin:8px 0 0;padding:0;max-height:300px;overflow:auto;border:1px solid var(--line);border-radius:10px}
.nb-search-results li{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 10px;border-bottom:1px solid #f0ede7;font-size:.8rem}
.nb-search-results li:last-child{border-bottom:0}.nb-search-results li>div{min-width:0}
.nb-search-results strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nb-search-results small{margin-top:2px;font-size:.7rem}
.nb-search-results button{padding:6px 10px;font-size:.72rem;flex:none}
.nb-source-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.nb-source{display:flex;gap:11px;padding:12px;border-radius:12px;background:#f8f6f1}
.nb-source-type{flex:none;width:38px;height:50px;display:flex;align-items:flex-end;justify-content:center;padding-bottom:6px;border-radius:2px 6px 6px 2px;background:var(--sand);border:1px solid #d7cbb7;font-size:.55rem;font-weight:700;letter-spacing:.08em;color:#6d5f4c}
.nb-source-body{min-width:0;flex:1}.nb-source-body strong{display:block;font-size:.84rem;line-height:1.3}
.nb-source-body small{font-size:.72rem}.nb-source-note{color:#8a4b2f}
.nb-chip{display:inline-block;margin-top:7px;padding:3px 8px;border-radius:99px;font-size:.66rem;font-weight:650;background:#eeeae2;color:#5c5852}
.nb-chip-pronto{background:#e3e8df;color:#3d4a37}.nb-chip-erro,.nb-chip-sem-texto{background:#f4e3d9;color:#7a3b22}
.nb-chip-extraindo,.nb-chip-pendente{background:#f1ead8;color:#6b5a2b}
.nb-source-actions{display:flex;gap:12px;margin-top:4px}

.nb-chat{display:flex;flex-direction:column;min-height:620px;max-height:calc(100vh - 150px);position:sticky;top:20px}
.nb-log{flex:1;overflow:auto;display:flex;flex-direction:column;gap:14px;padding:4px 4px 16px}
.nb-chat-empty{margin:auto;text-align:center;max-width:460px;padding:30px 10px}
.nb-chat-empty strong{font-size:1.15rem;letter-spacing:-.02em}
.nb-suggestions{display:flex;flex-direction:column;gap:8px;margin-top:18px}
.nb-suggestions button{text-align:left;font-weight:500}
.nb-msg{max-width:92%;line-height:1.62;font-size:.92rem}
.nb-msg p{margin:0 0 .7em}.nb-msg p:last-child{margin-bottom:0}
.nb-msg-user{align-self:flex-end;background:var(--ink);color:#fcfbf9;padding:10px 15px;border-radius:16px 16px 4px 16px}
.nb-msg-assistant{align-self:flex-start;background:#f8f6f1;border:1px solid #eeeae2;padding:14px 17px;border-radius:4px 16px 16px 16px}
.nb-msg-assistant ul,.nb-msg-assistant ol{margin:.2em 0 .8em;padding-left:1.25em}.nb-msg-assistant li{margin-bottom:.3em}
.nb-msg-assistant h4,.nb-note h4{margin:.8em 0 .3em;font-size:.95rem}
.nb-msg-error{align-self:flex-start;background:#f8efe6;border:1px solid #e8d5c7;color:#5c3a28;padding:12px 15px;border-radius:12px;font-size:.86rem}
.nb-msg-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:10px;padding-top:8px;border-top:1px solid #eeeae2}
.nb-msg-actions small{margin:0;font-size:.72rem}
.nb-pending{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.85rem}
.nb-dots{display:inline-block;width:22px;height:6px;background:radial-gradient(circle,#8a4b2f 2.4px,transparent 2.6px) 0 0/8px 6px repeat-x;animation:nb-pulse 1.1s ease-in-out infinite}
@keyframes nb-pulse{50%{opacity:.35}}
.nb-cite{display:inline-flex;align-items:center;justify-content:center;min-width:19px;height:19px;padding:0 5px;margin:0 2px;vertical-align:2px;border-radius:99px;border:0;background:#e9dfcf;color:#5c3a28;font-size:.66rem;font-weight:700;line-height:1}
.nb-cite:hover:not(:disabled){background:#8a4b2f;color:#fff}
.nb-citation{margin-top:12px;padding:14px;border-radius:12px;background:#fff;border:1px solid #e4dfd5}
.nb-citation-head{display:flex;gap:10px;align-items:flex-start}.nb-citation-head .nb-cite{margin-top:2px}
.nb-citation-head strong{display:block;font-size:.84rem}.nb-citation-head small{margin-top:2px;font-size:.72rem}
.nb-citation blockquote{margin:10px 0 12px;padding-left:12px;border-left:3px solid #e9dfcf;font:15px/1.6 Georgia,serif;color:#3a3732}
.nb-citation button{padding:7px 11px;font-size:.74rem}
.nb-ask{display:flex;gap:10px;align-items:flex-end;padding-top:12px;border-top:1px solid var(--line)}
.nb-ask textarea{flex:1;resize:vertical;min-height:46px;max-height:200px;font:inherit;font-size:.9rem;border:1px solid #dedbd5;border-radius:12px;padding:12px}
.nb-ask textarea:focus-visible,.nb-studio-form textarea:focus-visible,.nb-note-form textarea:focus-visible{outline:3px solid #7b7063;outline-offset:2px}

.nb-tiles{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.nb-tile{display:flex;flex-direction:column;align-items:flex-start;gap:4px;padding:13px;text-align:left;border-radius:12px;background:#f8f6f1;border:1px solid #eeeae2;color:var(--ink)}
.nb-tile .nb-icon{color:#8a4b2f;margin-bottom:4px}
.nb-tile strong{font-size:.82rem}.nb-tile small{margin:0;font-size:.68rem;font-weight:450;line-height:1.35}
.nb-tile:hover:not(:disabled){background:#f1ede5;color:var(--ink)}
.nb-tile.active{background:var(--ink);color:#fcfbf9;border-color:var(--ink)}.nb-tile.active small,.nb-tile.active .nb-icon{color:#e9dfcf}
.nb-studio-form{display:grid;gap:12px;margin-top:12px;padding:16px;border-radius:12px;border:1px solid #e4dfd5;background:#fcfbf9}
.nb-form-title{font-size:.9rem}
.nb-studio-form fieldset{border:0;padding:0;margin:0}.nb-studio-form legend{font-size:.74rem;font-weight:650;margin-bottom:6px;padding:0}
.nb-segmented{display:flex;padding:3px;background:#edeae4;border-radius:10px;gap:2px}
.nb-segmented label{flex:1}.nb-segmented input{position:absolute;opacity:0;pointer-events:none}
.nb-segmented span{display:block;text-align:center;padding:7px 4px;border-radius:8px;font-size:.74rem;font-weight:600;color:#716d66;cursor:pointer}
.nb-segmented input:checked+span{background:#fff;color:var(--ink);box-shadow:0 1px 3px #00000014}
.nb-segmented input:focus-visible+span{outline:3px solid #7b7063;outline-offset:1px}
.nb-field{display:grid;gap:5px}.nb-field>span{font-size:.74rem;font-weight:650}
.nb-field small{margin:0;font-size:.7rem;line-height:1.4}
.nb-field select,.nb-field input,.nb-field textarea{width:100%;min-height:38px;padding:8px 10px;font-size:.84rem}
.nb-field textarea{font:inherit;font-size:.84rem;border:1px solid #dedbd5;border-radius:10px;resize:vertical}
.nb-artifacts{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:8px}
.nb-artifact{display:flex;gap:10px;align-items:flex-start;padding:12px;border-radius:12px;border:1px solid var(--line)}
.nb-artifact-icon{color:#8a4b2f;margin-top:2px}
.nb-artifact-body{flex:1;min-width:0}.nb-artifact-body strong{display:block;font-size:.8rem;line-height:1.35}
.nb-artifact-body small{font-size:.7rem}.nb-error{color:#7a3b22}
.nb-progress{display:flex;align-items:center;gap:8px;margin-top:6px;font-size:.72rem;color:var(--muted)}
.nb-artifact-actions{display:flex;flex-direction:column;align-items:flex-end;gap:4px}
.nb-artifact-actions button.secondary{padding:6px 10px;font-size:.72rem}
.nb-artifact-gerando{background:#fcfaf5}
.nb-notes{margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
.nb-note-form{display:grid;gap:8px;margin-bottom:12px}.nb-note-form textarea{font:inherit;font-size:.84rem;border:1px solid #dedbd5;border-radius:10px;padding:10px;resize:vertical}
.nb-note{border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin-bottom:8px;font-size:.84rem;line-height:1.55}
.nb-note summary{cursor:pointer;display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.nb-note summary strong{font-size:.8rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nb-note summary small{margin:0;flex:none;font-size:.68rem}
.nb-note .nb-rich{margin-top:8px}.nb-note p{margin:0 0 .6em}

/* Visualizador */
.nb-viewer .reader-bar{flex-wrap:wrap}
.nb-downloads{display:flex;gap:8px;flex-wrap:wrap}
.nb-download{display:inline-flex;align-items:center;padding:9px 13px;border-radius:10px;border:1px solid #e4e0d9;background:#fff;color:#45423e;font-weight:600;font-size:.8rem;text-decoration:none}
.nb-download:hover{background:#393732;color:#fff}
.nb-downloads button{padding:9px 13px;font-size:.8rem}
.nb-viewer-content{flex:1;overflow:auto;padding:36px clamp(16px,4vw,56px) 60px}
.nb-works{max-width:900px;margin:36px auto 0;font-size:.82rem;color:var(--muted)}.nb-works ul{padding-left:1.2em;line-height:1.6}
.nb-infographic{display:block;width:min(100%,720px);height:auto;margin:0 auto;border-radius:6px;box-shadow:0 12px 40px #26221c1f}
.nb-podcast{display:grid;grid-template-columns:minmax(260px,380px) minmax(0,1fr);gap:40px;max-width:1150px;margin:0 auto;align-items:start}
.nb-podcast-player{position:sticky;top:0;padding:28px;border-radius:18px;background:var(--ink);color:#fcfbf9}
.nb-podcast-player h2{color:#fcfbf9;font:700 1.6rem/1.2 Georgia,serif;letter-spacing:-.01em}
.nb-podcast-player .eyebrow{color:#e9dfcf}.nb-podcast-player .muted{color:#cfc6b8}
.nb-podcast-player audio{width:100%;margin-top:18px}
.nb-transcript{font:16px/1.75 Georgia,serif;color:#2f2c28}.nb-transcript h4{font:700 .72rem Inter,Arial,sans-serif;letter-spacing:.12em;text-transform:uppercase;color:#8a4b2f;margin:28px 0 10px}
.nb-transcript strong{font-family:Inter,Arial,sans-serif;font-size:.8rem}
.nb-slides{display:grid;gap:30px;max-width:980px;margin:0 auto}
.nb-slide-wrap{margin:0}.nb-slide-wrap figcaption{margin-top:10px;font-size:.8rem;color:var(--muted);line-height:1.5}
.nb-slide{position:relative;aspect-ratio:16/9;padding:6% 6.5% 9%;background:#fcfbf9;border:1px solid var(--line);border-radius:6px;box-shadow:inset 9px 0 0 #8a4b2f,0 8px 26px #26221c14;container-type:inline-size;overflow:hidden;display:flex;flex-direction:column}
.nb-slide h3{font:700 4.2cqw/1.12 Georgia,serif;margin:0;letter-spacing:-.01em}
.nb-slide-rule{display:block;width:7%;height:3px;background:#8a4b2f;margin:2.4cqw 0 3cqw}
.nb-slide ul{margin:0;padding-left:1.2em;font-size:2.15cqw;line-height:1.45}.nb-slide li{margin-bottom:1.1cqw}
.nb-slide p{font-size:2.15cqw;line-height:1.45;margin:0}
.nb-slide-value{font:700 6.4cqw/1.05 Georgia,serif!important;color:#8a4b2f;margin:1cqw 0 2.5cqw!important}
.nb-slide-columns{display:grid;grid-template-columns:1fr 1fr;gap:3cqw;flex:1}
.nb-slide-columns>div{background:#f3f0e9;border-radius:1cqw;padding:2.4cqw}.nb-slide-columns strong{display:block;color:#8a4b2f;font-size:2cqw;margin-bottom:1.4cqw}
.nb-slide-columns ul{font-size:1.65cqw}
.nb-slide-source{position:absolute;left:6.5%;bottom:5.5%;font-size:1.1cqw;font-style:italic;margin:0}
.nb-slide-number{position:absolute;right:5%;bottom:3%;font-size:1cqw;color:#8a857d}
.nb-slide-cover{background:#1d1c1a;color:#fcfbf9;box-shadow:0 8px 26px #26221c24;justify-content:flex-end}
.nb-slide-cover h2{font:700 5.4cqw/1.06 Georgia,serif;color:#fcfbf9;margin:0 0 2cqw}.nb-slide-cover p{color:#e9dfcf;font-size:2.1cqw}
.nb-slide-cover .nb-slide-rule{background:#e9dfcf;margin:1.6cqw 0 auto}
.nb-slide-kicker{font-size:1.15cqw;letter-spacing:.14em;text-transform:uppercase;color:#e9dfcf}
.nb-slide-section{background:#8a4b2f;color:#fcfbf9;box-shadow:0 8px 26px #26221c24;justify-content:center}
.nb-slide-section h2{font:700 5cqw/1.08 Georgia,serif;color:#fcfbf9;margin:0 0 2cqw}.nb-slide-section p{color:#e9dfcf}
.nb-slide-quote{justify-content:center;padding-left:13%}
.nb-quote-mark{position:absolute;left:5.5%;top:4%;font:700 12cqw/1 Georgia,serif;color:#8a4b2f}
.nb-slide-quote blockquote{margin:0 0 2.4cqw;font:italic 2.9cqw/1.4 Georgia,serif}.nb-slide-quote strong{font-size:1.5cqw;color:var(--muted)}
.nb-map{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start}
.nb-map-canvas{overflow:auto;border:1px solid var(--line);border-radius:16px;background:#fcfbf9;max-height:calc(100vh - 200px)}
.nb-map-canvas svg{display:block}.nb-map-canvas g:focus-visible{outline:3px solid #7b7063}
.nb-map-panel{position:sticky;top:0;padding:20px;border-radius:16px;border:1px solid var(--line);background:#fff;line-height:1.55;font-size:.88rem}
.nb-map-panel h3{margin:0 0 8px}

@media(max-width:1320px){.nb-layout{grid-template-columns:minmax(220px,280px) minmax(0,1fr)}.nb-studio{grid-column:1/-1}.nb-tiles{grid-template-columns:repeat(4,1fr)}}
@media(max-width:820px){.nb-layout{grid-template-columns:1fr}.nb-chat{position:static;max-height:none;min-height:480px}.nb-tiles{grid-template-columns:1fr 1fr}.nb-top{flex-wrap:wrap}.nb-podcast,.nb-map{grid-template-columns:1fr}.nb-podcast-player{position:static}}