/* =====================================================================
   Estilos da camada de Login + Biblioteca (sobrepostos ao editor).
   Paleta combina com o editor: creme #edeae3 + terracota #c4542f.
   ===================================================================== */

:root{
  --lib-accent:#c4542f;
  --lib-accent-dark:#a8472a;
  --lib-cream:#edeae3;
  --lib-paper:#f7f5f0;
  --lib-ink:#26241f;
  --lib-muted:#8a857b;
  --lib-line:#d9d5cc;
}

.lib-overlay{
  position:fixed; inset:0; z-index:99990;
  font-family:'Space Grotesk','Poppins',system-ui,sans-serif;
  color:var(--lib-ink);
  display:flex; flex-direction:column;
  -webkit-font-smoothing:antialiased;
}
.lib-overlay.hidden{ display:none; }

/* ---------- LOGIN ---------- */
.lib-login{
  inset:0; align-items:center; justify-content:center;
  background:
    linear-gradient(rgba(38,36,31,.55),rgba(38,36,31,.62)),
    url('../assets/brand/fundo.png') center/cover no-repeat,
    var(--lib-cream);
}
.lib-card{
  width:min(420px,92vw);
  background:#fff; border-radius:22px;
  box-shadow:0 24px 70px rgba(0,0,0,.35);
  padding:34px 30px 30px; text-align:center;
}
.lib-card img.logo{ height:62px; width:auto; margin:0 auto 14px; display:block; }
.lib-card h1{ font-family:'Poppins',sans-serif; font-size:21px; font-weight:700; margin:0 0 4px; }
.lib-card .sub{ font-size:13.5px; color:var(--lib-muted); line-height:1.5; margin:0 0 22px; }
.lib-field{ text-align:left; margin-bottom:14px; }
.lib-field label{ display:block; font-size:12px; font-weight:600; color:#6b675e; margin-bottom:6px; letter-spacing:.2px; }
.lib-input{
  width:100%; height:46px; padding:0 14px; box-sizing:border-box;
  border:1.5px solid var(--lib-line); border-radius:12px;
  font-family:inherit; font-size:15px; color:var(--lib-ink); background:#fff;
  transition:border-color .15s, box-shadow .15s;
}
.lib-input:focus{ outline:none; border-color:var(--lib-accent); box-shadow:0 0 0 3px rgba(196,84,47,.15); }
.lib-input.code{ letter-spacing:.5em; text-align:center; font-weight:700; font-size:22px; }
.lib-btn{
  width:100%; height:48px; border:none; border-radius:12px; cursor:pointer;
  font-family:inherit; font-weight:700; font-size:15px; color:#fff;
  background:var(--lib-accent); transition:background .15s, transform .05s;
}
.lib-btn:hover{ background:var(--lib-accent-dark); }
.lib-btn:active{ transform:translateY(1px); }
.lib-btn[disabled]{ opacity:.6; cursor:default; }
.lib-btn.ghost{ background:transparent; color:var(--lib-muted); font-weight:600; height:40px; font-size:13.5px; }
.lib-btn.ghost:hover{ background:#f0ede7; }
.lib-links{ display:flex; flex-direction:column; gap:6px; align-items:center; margin-top:14px; }
.lib-link{ background:none; border:0; padding:4px; color:var(--lib-accent,#c4542f); font-size:13px; font-weight:600; cursor:pointer; text-decoration:underline; text-underline-offset:2px; }
.lib-link:hover{ opacity:.8; }
.lib-msg{ font-size:13px; line-height:1.45; border-radius:10px; padding:10px 12px; margin-top:14px; text-align:left; }
.lib-msg.err{ background:#fdecea; color:#a8321f; border:1px solid #f5c6bd; }
.lib-msg.ok{ background:#eaf6ee; color:#2c6e49; border:1px solid #bfe3cd; }
.lib-msg.info{ background:#fff4e6; color:#8a4b16; border:1px solid #ffd8a8; }
.lib-spin{ display:inline-block; width:16px; height:16px; border:2.5px solid #ffffff80; border-top-color:#fff; border-radius:50%; animation:libspin .7s linear infinite; vertical-align:-3px; margin-right:7px; }
@keyframes libspin{ to{ transform:rotate(360deg); } }

/* ====================  BIBLIOTECA  ==================== */
.lib-library{
  background:
    radial-gradient(#dcd6ca 1.1px, transparent 1.1px) 0 0/22px 22px,
    var(--lib-cream);
}

/* ---- topo (espelha o header do editor) ---- */
.lib-top{
  height:66px; flex:none; display:flex; align-items:center; gap:13px;
  padding:0 20px; color:#fff; position:relative; z-index:1;
  background:
    linear-gradient(rgba(28,27,24,.55), rgba(28,27,24,.66)),
    url('../assets/brand/thumb.png') center 68%/cover no-repeat,
    #1c1b18;
  box-shadow:0 2px 14px rgba(0,0,0,.18);
}
.lib-top .brand{ display:flex; align-items:center; gap:12px; min-width:0; }
.lib-top .logo-ring{
  display:flex; align-items:center; justify-content:center;
  background:rgba(255,255,255,.94); border-radius:50%; padding:5px;
  box-shadow:0 2px 10px rgba(0,0,0,.32); flex:none;
}
.lib-top .logo-ring img{ height:34px; width:auto; display:block; }
.lib-top .titles{ line-height:1.1; text-shadow:0 1px 5px rgba(0,0,0,.6),0 0 2px rgba(0,0,0,.5); min-width:0; }
.lib-top .titles b{ font-family:'Poppins',sans-serif; font-weight:700; font-size:15px; display:block; letter-spacing:.2px; }
.lib-top .titles .tag{ font-size:11.5px; opacity:.82; font-weight:500; }
.lib-top .spacer{ flex:1; }
.lib-top .who{ font-size:12.5px; opacity:.85; max-width:200px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.lib-top .out{ height:34px; padding:0 14px; border:none; border-radius:9px; background:#ffffff22; color:#fff; font-family:inherit; font-weight:600; font-size:12.5px; cursor:pointer; transition:background .15s; }
.lib-top .out:hover{ background:#ffffff38; }
.lib-top .close{ height:36px; padding:0 16px; border:none; border-radius:9px; background:var(--lib-accent); color:#fff; font-family:inherit; font-weight:700; font-size:13px; cursor:pointer; box-shadow:0 3px 12px rgba(196,84,47,.4); transition:background .15s, transform .05s; }
.lib-top .close:hover{ background:var(--lib-accent-dark); }
.lib-top .close:active{ transform:translateY(1px); }

.lib-body{ flex:1; min-height:0; display:flex; }

/* ---- sidebar de pastas ---- */
.lib-side{
  width:250px; flex:none; background:var(--lib-paper);
  border-right:1px solid var(--lib-line); display:flex; flex-direction:column;
  padding:18px 13px; overflow:auto; gap:1px;
}
.lib-side .cap{ font-size:10.5px; letter-spacing:.8px; color:#a8a397; font-weight:700; margin:2px 8px 10px; }
.lib-folder{
  display:flex; align-items:center; gap:10px; width:100%; text-align:left;
  padding:10px 12px; border:none; border-radius:11px; background:transparent;
  font-family:inherit; font-size:13.5px; color:#5b574e; cursor:pointer; margin-bottom:2px;
  transition:background .12s, color .12s;
}
.lib-folder:hover{ background:#ebe7df; }
.lib-folder.active{ background:var(--lib-accent); color:#fff; font-weight:600; box-shadow:0 4px 14px rgba(196,84,47,.32); }
.lib-folder .ic{ font-size:16px; line-height:1; flex:none; }
.lib-folder .nm{ flex:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.lib-folder .ct{
  font-size:11px; font-weight:600; min-width:22px; text-align:center;
  background:#00000010; color:#8a857b; border-radius:20px; padding:1px 7px; flex:none;
}
.lib-folder.active .ct{ background:#ffffff33; color:#fff; }
.lib-folder .edit{ margin-left:2px; opacity:0; font-size:14px; flex:none; transition:opacity .12s; }
.lib-folder:hover .edit{ opacity:.65; }
.lib-folder.active .edit{ color:#fff; }
.lib-sidesep{ height:1px; background:var(--lib-line); margin:10px 8px; }
.lib-newfolder{
  margin-top:auto; display:flex; align-items:center; justify-content:center; gap:8px; width:100%;
  padding:11px; border:1.5px dashed #cfcabe; border-radius:11px;
  background:transparent; color:var(--lib-muted); font-family:inherit; font-size:13px; font-weight:600; cursor:pointer;
  transition:border-color .15s, color .15s, background .15s;
}
.lib-newfolder:hover{ border-color:var(--lib-accent); color:var(--lib-accent); background:#fff; }

/* ---- área principal ---- */
.lib-main{ flex:1; min-width:0; display:flex; flex-direction:column; overflow:hidden; }
.lib-bar{ display:flex; align-items:flex-end; gap:14px; padding:22px 26px 14px; }
.lib-titleblock{ min-width:0; }
.lib-bar h2{ font-family:'Poppins',sans-serif; font-size:21px; font-weight:700; margin:0; color:#26241f; letter-spacing:.2px; }
.lib-count{ font-size:12.5px; color:var(--lib-muted); margin-top:3px; }
.lib-bar .spacer{ flex:1; }
.lib-search{ width:248px; height:42px; box-shadow:0 2px 10px rgba(0,0,0,.04); }
.lib-new{
  height:42px; padding:0 18px; border:none; border-radius:11px; cursor:pointer;
  background:var(--lib-accent); color:#fff; font-family:inherit; font-weight:700; font-size:13.5px;
  display:flex; align-items:center; gap:8px; white-space:nowrap;
  box-shadow:0 4px 16px rgba(196,84,47,.34); transition:background .15s, transform .05s, box-shadow .15s;
}
.lib-new:hover{ background:var(--lib-accent-dark); box-shadow:0 6px 20px rgba(196,84,47,.42); }
.lib-new:active{ transform:translateY(1px); }
.lib-new .plus{ font-size:18px; font-weight:400; line-height:1; margin-top:-1px; }

.lib-grid{
  flex:1; overflow:auto; padding:6px 26px 30px;
  display:grid; grid-template-columns:repeat(auto-fill,minmax(196px,1fr)); gap:20px; align-content:start;
}

/* ---- card de gráfico ---- */
.lib-item{
  background:#fff; border:1px solid #e6e1d7; border-radius:16px; overflow:hidden;
  cursor:pointer; position:relative;
  box-shadow:0 1px 2px rgba(0,0,0,.04);
  transition:box-shadow .16s ease, transform .12s ease, border-color .16s;
}
.lib-item::before{
  content:''; position:absolute; top:0; left:0; right:0; height:3px;
  background:linear-gradient(90deg, var(--lib-accent), #e0894a);
  opacity:0; transition:opacity .16s; z-index:2;
}
.lib-item:hover{ box-shadow:0 14px 32px -8px rgba(0,0,0,.22); transform:translateY(-3px); border-color:#dcd6c9; }
.lib-item:hover::before{ opacity:1; }
.lib-thumbwrap{
  aspect-ratio:1/1; padding:14px;
  background:
    radial-gradient(#e2ddd1 1px, transparent 1px) 0 0/13px 13px,
    #f3f0e9;
  border-bottom:1px solid #ece8df;
}
.lib-thumb{
  width:100%; height:100%;
  background-position:center; background-repeat:no-repeat; background-size:contain;
  border-radius:7px;
  filter:drop-shadow(0 4px 10px rgba(0,0,0,.12));
}
.lib-thumb.empty{
  display:flex; align-items:center; justify-content:center;
  color:#c9c1b0; font-size:38px; filter:none;
  background:#fff; border:1px solid #ece8df;
}
.lib-item .meta{ padding:11px 13px 13px; }
.lib-item .nm{ font-family:'Poppins',sans-serif; font-size:13.5px; font-weight:600; color:var(--lib-ink); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.lib-item .dt{ font-size:11.5px; color:var(--lib-muted); margin-top:3px; display:flex; align-items:center; gap:5px; }
.lib-item .dt .clock{ font-size:11px; opacity:.7; }
.lib-item .kebab{
  position:absolute; top:10px; right:10px; width:32px; height:32px; border-radius:9px;
  border:none; background:#ffffffe6; color:#5b574e; font-size:18px; cursor:pointer; line-height:1;
  display:flex; align-items:center; justify-content:center; opacity:0;
  transition:opacity .12s, background .12s; box-shadow:0 2px 10px rgba(0,0,0,.16); z-index:3;
}
.lib-item:hover .kebab{ opacity:1; }
.lib-item .kebab:hover{ background:#fff; }

/* ---- estado vazio ---- */
.lib-empty{ grid-column:1/-1; text-align:center; color:var(--lib-muted); padding:64px 20px; }
.lib-empty .badge{
  width:84px; height:84px; margin:0 auto 18px; border-radius:50%;
  background:#fff; border:1px solid #e6e1d7; box-shadow:0 8px 24px rgba(0,0,0,.08);
  display:flex; align-items:center; justify-content:center; font-size:38px;
}
.lib-empty .big{ font-family:'Poppins',sans-serif; font-size:18px; font-weight:700; color:#3d3a33; margin:0 0 6px; }
.lib-empty .sub{ font-size:13.5px; line-height:1.55; max-width:340px; margin:0 auto 20px; }

/* ---- menu de contexto + modais ---- */
.lib-menu{
  position:fixed; z-index:99995; background:#fff; border:1px solid var(--lib-line);
  border-radius:12px; box-shadow:0 16px 44px rgba(0,0,0,.24); padding:6px; min-width:188px;
}
.lib-menu button{
  display:flex; align-items:center; gap:10px; width:100%; text-align:left;
  padding:10px 11px; border:none; border-radius:9px; background:transparent;
  font-family:inherit; font-size:13.5px; color:#3d3a33; cursor:pointer;
}
.lib-menu button:hover{ background:#f2efe9; }
.lib-menu button.danger{ color:#b3261e; }
.lib-menu button.danger:hover{ background:#fdecea; }
.lib-menu .sep{ height:1px; background:var(--lib-line); margin:5px 4px; }

.lib-modal-bg{ position:fixed; inset:0; z-index:99996; background:rgba(28,27,24,.5); backdrop-filter:blur(2px); display:flex; align-items:center; justify-content:center; }
.lib-modal{ width:min(390px,92vw); background:#fff; border-radius:20px; box-shadow:0 24px 70px rgba(0,0,0,.38); padding:26px; }
.lib-modal h3{ font-family:'Poppins',sans-serif; font-size:17px; margin:0 0 6px; color:#26241f; }
.lib-modal p{ font-size:13px; color:var(--lib-muted); margin:0 0 16px; line-height:1.5; }
.lib-modal .row{ display:flex; gap:10px; margin-top:20px; }
.lib-modal .row .lib-btn{ height:46px; }
.lib-modal .row .lib-btn.cancel{ background:#ece8e0; color:#5b574e; }
.lib-modal .row .lib-btn.cancel:hover{ background:#e1ddd3; }
.lib-modal .move-opt{ display:flex; align-items:center; gap:10px; width:100%; padding:12px 13px; border:1px solid var(--lib-line); border-radius:12px; background:#fff; font-family:inherit; font-size:13.5px; color:#3d3a33; cursor:pointer; margin-bottom:8px; text-align:left; transition:border-color .12s, background .12s; }
.lib-modal .move-opt:hover{ border-color:var(--lib-accent); background:#fdf6f3; }
.lib-modal .move-list{ max-height:260px; overflow:auto; }

/* ---- chip de status (encaixado na faixa do header, ao centro) ---- */
.lib-chip{
  position:fixed; top:14px; left:50%; transform:translateX(-50%); z-index:9000;
  display:flex; align-items:center; gap:9px; max-width:min(60vw,420px); height:36px;
  background:rgba(20,19,16,.42); color:#fff; border-radius:20px; padding:0 15px;
  font-family:'Space Grotesk',sans-serif; font-size:12.5px; border:1px solid rgba(255,255,255,.18);
  backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px); pointer-events:none;
}
.lib-chip.hidden{ display:none; }
.lib-chip .nm{ font-weight:600; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width:230px; }
.lib-chip .st{ opacity:.8; white-space:nowrap; }
.lib-chip .dot{ width:8px; height:8px; border-radius:50%; background:#6cd36c; flex:none; box-shadow:0 0 0 3px rgba(108,211,108,.25); }
.lib-chip .dot.saving{ background:#ffd34d; box-shadow:0 0 0 3px rgba(255,211,77,.25); animation:libpulse 1s ease-in-out infinite; }
@keyframes libpulse{ 0%,100%{ opacity:.45; } 50%{ opacity:1; } }

/* ====================  EXTRAS (ícones, drag, hub, tutorial)  ==================== */
.lib-ic{ display:inline-flex; align-items:center; justify-content:center; }
.lib-ic svg{ display:block; }

/* botões do topo com ícone */
.lib-top .out{ display:inline-flex; align-items:center; gap:6px; }
.lib-top .close{ display:inline-flex; align-items:center; gap:5px; }
.lib-top .close .lib-ic svg{ transform:rotate(180deg); }

/* busca com ícone */
.lib-searchwrap{ position:relative; display:flex; align-items:center; }
.lib-searchwrap .lib-ic{ position:absolute; left:12px; color:#a8a397; pointer-events:none; }
.lib-searchwrap .lib-search{ padding-left:38px; }

/* ícones dentro de botões da biblioteca */
.lib-new .lib-ic, .lib-newfolder .lib-ic{ color:inherit; }
.lib-folder .ic .lib-ic{ color:inherit; }

/* arrastar gráfico → soltar na pasta */
.lib-item.dragging{ opacity:.45; }
.lib-folder.drop-hover{ background:var(--lib-accent); color:#fff; box-shadow:0 0 0 2px #fff, 0 0 0 4px var(--lib-accent); }
.lib-folder.drop-hover .ct{ background:#ffffff33; color:#fff; }

/* menus / move com subtítulo */
.lib-menu button .lib-ic{ color:#7a756b; flex:none; }
.lib-menu button.danger .lib-ic{ color:#b3261e; }
.move-opt .lib-ic{ color:var(--lib-accent); flex:none; }
.move-opt b{ font-size:13.5px; font-weight:600; color:#26241f; display:block; }
.move-opt .opt-sub{ font-size:11.5px; color:var(--lib-muted); }

/* modal de download (PNG/PDF) */
.dl-opts{ display:flex; flex-direction:column; gap:10px; margin:4px 0 2px; }
.dl-opt{ display:flex; align-items:center; gap:13px; width:100%; text-align:left; padding:14px; border:1px solid var(--lib-line); border-radius:13px; background:#fff; cursor:pointer; font-family:inherit; transition:border-color .12s, background .12s; }
.dl-opt:hover{ border-color:var(--lib-accent); background:#fdf6f3; }
.dl-opt .lib-ic{ color:var(--lib-accent); flex:none; }
.dl-opt b{ display:block; font-size:14px; font-weight:600; color:#26241f; }
.dl-opt span{ font-size:12px; color:var(--lib-muted); }

/* overlay "preparando…" */
.lib-busy{ position:fixed; inset:0; z-index:99997; background:rgba(28,27,24,.45); backdrop-filter:blur(2px); display:flex; align-items:center; justify-content:center; }
.lib-busy-card{ background:#fff; border-radius:14px; padding:18px 22px; display:flex; align-items:center; gap:11px; font-family:'Space Grotesk',sans-serif; font-size:14px; color:#3d3a33; box-shadow:0 20px 60px rgba(0,0,0,.3); }

/* ====================  ÁREA DE MATERIAIS (HOME)  ==================== */
.lib-home{
  background:
    radial-gradient(#dcd6ca 1.1px, transparent 1.1px) 0 0/22px 22px,
    var(--lib-cream);
}
.home-scroll{ flex:1; min-height:0; overflow:auto; padding:34px 24px 40px; }
.home-head{ max-width:920px; margin:0 auto 22px; }
.home-head h1{ font-family:'Poppins',sans-serif; font-size:26px; font-weight:700; color:#26241f; margin:0 0 4px; }
.home-head p{ font-size:14.5px; color:var(--lib-muted); margin:0; }
.home-grid{ max-width:920px; margin:0 auto; display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:18px; }
.home-card{
  background:#fff; border:1px solid #e6e1d7; border-radius:18px; padding:22px 20px;
  cursor:pointer; position:relative; display:flex; flex-direction:column;
  box-shadow:0 1px 2px rgba(0,0,0,.04); transition:box-shadow .16s, transform .12s, border-color .16s;
}
.home-card:hover{ box-shadow:0 16px 36px -10px rgba(0,0,0,.2); transform:translateY(-3px); border-color:#dcd6c9; }
.home-card.soon{ cursor:default; opacity:.72; }
.home-card.soon:hover{ transform:none; box-shadow:0 1px 2px rgba(0,0,0,.04); border-color:#e6e1d7; }
.home-ic{ width:52px; height:52px; border-radius:14px; display:flex; align-items:center; justify-content:center; color:#fff; margin-bottom:14px; }
.m-editor .home-ic{ background:#13a89a; }
.m-recursos .home-ic{ background:#c4542f; }
.m-apostila .home-ic{ background:#7a5cc0; }
.m-aulas .home-ic{ background:#e0894a; }
.home-card h3{ font-family:'Poppins',sans-serif; font-size:16.5px; font-weight:700; color:#26241f; margin:0 0 6px; }
.home-card p{ font-size:13px; line-height:1.5; color:var(--lib-muted); margin:0 0 16px; flex:1; }
.home-cta{ display:flex; align-items:center; gap:5px; font-size:13.5px; font-weight:700; color:var(--lib-accent); }
.m-editor .home-cta{ color:#0e8576; }
.m-apostila .home-cta{ color:#6a4fb0; }
.m-aulas .home-cta{ color:#c06a2e; }
.home-card.soon .home-cta{ color:var(--lib-muted); }

.home-support{
  max-width:920px; margin:22px auto 0; display:flex; align-items:center; gap:13px;
  background:#fff; border:1px solid #e6e1d7; border-radius:16px; padding:16px 20px;
}
.home-support > .lib-ic{ color:var(--lib-accent); flex:none; }
.home-support b{ display:block; font-family:'Poppins',sans-serif; font-size:14.5px; color:#26241f; }
.home-support span{ font-size:12.5px; color:var(--lib-muted); }
.home-support .spacer{ flex:1; }
.home-foot{ max-width:920px; margin:20px auto 0; text-align:center; }
.home-tut{ display:inline-flex; align-items:center; gap:8px; background:none; border:0; color:var(--lib-muted); font-family:inherit; font-size:13px; font-weight:600; cursor:pointer; padding:8px; }
.home-tut:hover{ color:var(--lib-accent); }

/* ====================  TUTORIAL  ==================== */
.tour-card{ width:min(440px,93vw); background:#fff; border-radius:22px; box-shadow:0 28px 80px rgba(0,0,0,.4); padding:28px 28px 22px; text-align:center; }
.tour-ic{ width:72px; height:72px; margin:0 auto 14px; border-radius:50%; background:#fdf0ea; color:var(--lib-accent); display:flex; align-items:center; justify-content:center; }
.tour-step{ font-size:11.5px; letter-spacing:.5px; text-transform:uppercase; color:#b3aea4; font-weight:700; margin-bottom:6px; }
.tour-card h3{ font-family:'Poppins',sans-serif; font-size:19px; font-weight:700; color:#26241f; margin:0 0 8px; }
.tour-card p{ font-size:14px; line-height:1.6; color:#5b574e; margin:0 0 18px; }
.tour-dots{ display:flex; gap:6px; justify-content:center; margin-bottom:18px; }
.tour-dot{ width:7px; height:7px; border-radius:50%; background:#e0dbd0; transition:background .15s, width .15s; }
.tour-dot.on{ background:var(--lib-accent); width:20px; border-radius:5px; }
.tour-card .row{ display:flex; gap:10px; }
.tour-card .row .lib-btn{ height:46px; }