/* =========================================================
   BIBLIOTECA — COMUNIDADE NBE
========================================================= */

.library-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.library-profile-card,.library-item-card,.library-original-card,.library-topic-card,.library-admin-profile,.library-admin-item,.library-admin-topic{border:1px solid var(--border);background:var(--white)}.library-profile-card{display:flex;flex-direction:column;min-height:270px;padding:30px;cursor:pointer}.library-profile-card h2{margin:0 0 12px;font-family:var(--serif);font-size:30px;font-weight:400;line-height:1.15}.library-profile-card p,.library-item-card p,.library-topic-card p{color:var(--muted)}.library-profile-card .primary-button{align-self:flex-start;margin-top:auto}.library-card-meta{margin:22px 0 18px;padding-top:17px;border-top:1px solid var(--border);color:var(--muted);font-size:12px}.library-item-list,.library-topics-list,.library-admin-list{display:flex;flex-direction:column;gap:18px}.library-item-card{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:28px 30px;cursor:pointer}.library-item-card h2{margin:0 0 8px;font-family:var(--serif);font-size:27px;font-weight:400;line-height:1.2}.library-item-card .secondary-button{flex-shrink:0}.library-original-card{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-bottom:28px;padding:26px 30px;background:var(--off-white)}.library-original-card h2{margin:0 0 6px;font-family:var(--serif);font-size:24px;font-weight:400}.library-original-card .primary-button{flex-shrink:0}.library-topic-card{padding:30px}.library-topic-card h2{margin:0 0 10px;font-family:var(--serif);font-size:28px;font-weight:400}.library-materials-list{display:flex;flex-direction:column;gap:14px;margin-top:24px;padding-top:20px;border-top:1px solid var(--border)}.library-material{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:17px 0;border-bottom:1px solid #eceae5}.library-material:last-child{border-bottom:0}.library-material h3{margin:5px 0 0;font-family:var(--serif);font-size:21px;font-weight:400}.library-material-type{display:block;color:var(--mustard-dark);font-size:10px;font-weight:700;letter-spacing:.16em}.library-video-material{display:block}.library-material-heading{margin-bottom:16px}.library-video-frame{position:relative;width:100%;aspect-ratio:16/9;background:#111;overflow:hidden}.library-video-frame iframe{width:100%;height:100%;border:0}.library-admin-toolbar{display:flex;justify-content:flex-start;margin-bottom:24px}.library-admin-profile{padding:28px}.library-admin-profile>.admin-card-head{margin-bottom:18px}.library-admin-items{display:flex;flex-direction:column;gap:16px;margin-top:25px;padding-top:24px;border-top:1px solid var(--border)}.library-admin-item{padding:23px;background:var(--paper)}.library-admin-item h3{margin:0 0 7px;font-family:var(--serif);font-size:24px;font-weight:400}.library-admin-item .material-link{padding:8px 0;border-bottom:0}.library-admin-topics{display:flex;flex-direction:column;gap:12px;margin-top:22px;padding-top:20px;border-top:1px solid var(--border)}.library-admin-topic{padding:20px;background:var(--white)}.library-admin-topic h4{margin:0 0 6px;font-family:var(--serif);font-size:21px;font-weight:400}.library-admin-materials{display:flex;flex-direction:column;margin-top:18px;border-top:1px solid var(--border)}.library-admin-material{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:15px 0;border-bottom:1px solid #eceae5}.library-admin-material strong{display:block;margin-top:4px;font-size:14px}.library-material-url{max-width:600px;overflow-wrap:anywhere;margin-top:4px}.library-admin-inactive{opacity:.62}

@media(max-width:900px){.library-grid{grid-template-columns:1fr}.library-item-card,.library-original-card,.library-admin-material{align-items:flex-start;flex-direction:column}}

/* =========================================================
   REFINO VISUAL — METADADOS, DATAS E ESPAÇAMENTOS
========================================================= */

.group-meta{align-items:flex-start;gap:12px 28px}
.group-meta>div{display:flex;align-items:baseline;gap:6px;min-width:0;line-height:1.45}
.group-meta>div strong{font-weight:700;white-space:nowrap;color:var(--text)}
.group-meta>div strong::after{content:":"}

.access-dates{display:grid;grid-template-columns:repeat(2,minmax(170px,220px));gap:16px 20px;margin-top:14px;align-items:end}
.access-dates label{display:flex;flex-direction:column;gap:7px;color:var(--text);font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.access-dates input[type="date"]{width:100%;max-width:220px;height:42px;margin:0;padding:9px 11px;border:1px solid var(--border);border-radius:0;background:var(--white);color:var(--text);font-size:13px;letter-spacing:0}
.access-dates input[type="date"]:focus{border-color:var(--mustard-dark);outline:none}

.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 22px}
.form-grid label{min-width:0}

.library-admin-profile,.library-admin-item,.library-admin-topic{overflow:hidden}
.library-admin-profile>.admin-card-head,.library-admin-item>.admin-card-head,.library-admin-topic>.admin-card-head{min-width:0}
.library-admin-profile h2,.library-admin-item h3,.library-admin-topic h4{overflow-wrap:anywhere}

@media(max-width:700px){
  .group-meta{flex-direction:column;gap:7px}
  .access-dates{grid-template-columns:1fr;max-width:260px}
  .access-dates input[type="date"]{max-width:260px}
  .form-grid{grid-template-columns:1fr}
}

/* =========================================================
   SCROLL INDEPENDENTE POR CONTEÚDO
========================================================= */

.library-admin-item,.nbe-library-item{max-height:700px;overflow-y:auto;overflow-x:hidden;scrollbar-gutter:stable}

/* =========================================================
   VISÃO DO ALUNO — SEPARAÇÃO VISUAL ENTRE COLEÇÕES
========================================================= */

.nbe-library-item{box-sizing:border-box;margin-bottom:34px;padding:28px 30px;border:1px solid var(--border);background:#fbfaf7;box-shadow:0 1px 0 rgba(0,0,0,.02);background-image:linear-gradient(135deg,rgba(0,0,0,.018) 0,rgba(0,0,0,.018) 1px,transparent 1px,transparent 12px);background-size:12px 12px}
.nbe-library-item:nth-of-type(even){background-color:#fff;background-image:linear-gradient(135deg,rgba(199,164,74,.025) 0,rgba(199,164,74,.025) 1px,transparent 1px,transparent 12px)}
.nbe-library-item+.nbe-library-item{margin-top:34px}
.nbe-library-item .nbe-library-item-head{padding-bottom:20px;margin-bottom:22px;border-bottom:1px solid var(--border)}
.nbe-library-item .nbe-library-section-label{margin-bottom:10px}
.nbe-library-item .nbe-library-topic-grid{padding-top:0}

@media(max-width:700px){
  .nbe-library-item{padding:22px 18px;margin-bottom:26px}
  .nbe-library-item+.nbe-library-item{margin-top:26px}
}