:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;color:#1a2b34;background:#f5f7f8}*{box-sizing:border-box}body{margin:0}.top{background:#fff;border-bottom:1px solid #dce5e8;display:flex;align-items:center;justify-content:space-between;padding:15px max(22px,calc((100vw - 1150px)/2));gap:18px}.brand img{width:178px;max-height:48px}.top nav{display:flex;gap:20px;align-items:center}.top a{color:#263c46;text-decoration:none;font-size:14px}.shell{max-width:1150px;min-height:74vh;margin:auto;padding:48px 22px}.eyebrow{font-size:12px;color:#9b782e;letter-spacing:2px;font-weight:750}h1{font-size:clamp(32px,4.3vw,52px);letter-spacing:-1.8px;margin:12px 0}h2{font-size:23px;letter-spacing:-.5px;margin:0 0 18px}h3{margin:0 0 12px}p{line-height:1.6}.lead{color:#50646e;max-width:760px;margin:0 0 33px}.panel,.card{border:1px solid #e0e7eb;background:#fff;border-radius:15px;padding:26px;box-shadow:0 5px 24px #1833440a;margin:16px 0}.narrow{max-width:490px}.hint,small,.muted{color:#627782;font-size:13px}label{font-size:13px;font-weight:700;display:block;margin:14px 0 6px}input,select,textarea{width:100%;border:1px solid #bdcbd3;border-radius:8px;font:inherit;font-size:15px;padding:12px;background:#fff;color:#19313d}textarea{min-height:85px}input:focus,select:focus,textarea:focus{outline:2px solid #af965e}button{background:#173c50;color:#fff;border:0;border-radius:8px;padding:12px 17px;font-weight:700;cursor:pointer}button:hover{background:#24556a}button:disabled{opacity:.55;cursor:not-allowed}.textbtn{background:transparent;color:#214c60;padding:5px}.textbtn:hover{background:transparent;text-decoration:underline}.top button{padding:8px 14px}.tabs{display:flex;gap:9px;flex-wrap:wrap;border-bottom:1px solid #d3dde1;padding-bottom:14px}.tabs button{background:#e9eff2;color:#304b57}.tabs button.active{background:#173c50;color:white}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:14px}.meta{font-size:13px;color:#55707b;margin-top:10px}.pill{display:inline-block;padding:4px 9px;background:#e6f1ee;color:#286554;border-radius:30px;font-size:12px;font-weight:700}.secondary{background:#eaf0f2;color:#234756}.secondary:hover{background:#dde7eb}#msg:not(:empty){padding:14px;border:1px solid #e6d4a4;background:#fff8e5;border-radius:8px;margin:18px 0}.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.item{border-top:1px solid #edf0f2;padding:17px 0}.item:first-child{border-top:0}.choice{display:block;font-weight:400;background:#f6f8f9;border:1px solid #e5ecef;border-radius:8px;padding:11px;margin:8px 0}.choice input{width:auto;margin-right:8px}.list{overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:600px}td,th{text-align:left;border-bottom:1px solid #e7ecef;padding:13px;font-size:13px}th{color:#506670}.stack{display:grid;gap:10px}.mini{max-width:630px}footer{font-size:12px;color:#6a7d85;text-align:center;padding:32px 16px;border-top:1px solid #dde5e9}a.link{color:#17526f;font-weight:700;text-decoration:underline}@media(max-width:600px){.shell{padding:30px 16px}.top{padding:12px 16px}.brand img{width:140px}.panel,.card{padding:20px}.top nav a{display:none}}

#materialForm input[type=file]{padding:13px;background:#f7f9fa;border-style:dashed}#materialForm button{margin-top:15px}#materialList button{margin-left:10px}#editor{scroll-margin-top:24px}

.manage-title{margin:36px 0 12px}.manage-heading{display:flex;gap:15px;align-items:center;justify-content:space-between;flex-wrap:wrap}.manage-search{max-width:310px}.manage-panel{margin-bottom:18px}.manage-table-wrap{overflow-x:auto}.manage-table{width:100%;border-collapse:collapse;min-width:560px}.manage-table th,.manage-table td{text-align:left;padding:12px 8px;border-bottom:1px solid #e0e6e9;vertical-align:middle}.manage-table th{font-size:13px;color:#536873}.manage-actions{white-space:nowrap}.manage-actions button{margin:2px;font-size:13px;padding:8px 10px}.danger{color:#9d2738!important;border:1px solid #e3b4bb!important}.manage-table tr[hidden]{display:none}.manage-edit{max-width:640px}.manage-edit .row{margin-top:16px}

.activation{border-top:1px solid #dbe4e8;margin-top:24px;padding-top:16px}.activation summary{cursor:pointer;font-weight:700;color:#183d50}.activation form{margin-top:16px}.activation input{max-width:100%;box-sizing:border-box}

.presence-stats{flex-wrap:wrap}.presence-check{width:18px;height:18px}.manage-table tr[hidden]{display:none}.presence-stats .pill{margin:2px}
/* Central de aprendizagem — somente área do participante */
.classroom{display:grid;grid-template-columns:minmax(230px,285px) minmax(0,1fr);gap:0;background:white;border-radius:15px;overflow:hidden;border:1px solid #dfe8eb}
#classroomHost{padding:0;overflow:hidden}.class-sidebar{background:#f2f6f7;border-right:1px solid #dce6eb}.class-heading{padding:26px 22px;border-bottom:1px solid #dce6eb}.class-heading strong{display:block;font-size:16px;line-height:1.5;color:#173c50;margin-top:8px}.class-heading p{font-size:12px;color:#627782}.class-kicker,.lesson-meta{font-size:11px;letter-spacing:1.6px;font-weight:800;color:#9b782e}.class-progress{height:7px;background:#d4e2e6;border-radius:99px;overflow:hidden}.class-progress span{display:block;height:100%;background:#227b74;border-radius:99px;transition:width .2s}.class-sidebar nav{padding:12px}.lesson-nav{background:transparent;color:#334f5b;text-align:left;width:100%;display:flex;gap:12px;align-items:flex-start;border-radius:9px;padding:12px 10px;font-weight:600;line-height:1.45}.lesson-nav:hover{background:#e3edef;color:#183e50}.lesson-nav.selected{background:#173c50;color:white}.lesson-nav>span:first-child{flex:none;display:grid;place-items:center;width:28px;height:28px;border:1px solid #b3c6cc;border-radius:8px;font-size:11px}.lesson-nav small{display:block;font-size:11px;font-weight:400;margin-top:3px;opacity:.7;color:inherit}.lesson-body{padding:35px 40px}.lesson-meta{display:flex;justify-content:space-between;gap:14px}.lesson-body h2{font-size:clamp(24px,3vw,33px);margin:17px 0 10px}.lesson-intro{font-size:16px;color:#52727b;border-bottom:1px solid #e6edef;padding-bottom:24px}.lesson-section{margin:25px 0}.lesson-section h3{font-size:17px;color:#173c50}.lesson-section p,.lesson-example p,.lesson-question p{font-size:15px;line-height:1.85;color:#354d59}.lesson-example,.lesson-question{border-radius:12px;background:#f3f8f7;border-left:4px solid #2c8475;padding:18px 22px;margin:25px 0}.lesson-question{background:#fcfaf3;border-left-color:#c2a261}.lesson-question summary{cursor:pointer;color:#214d5c;font-weight:700}.lesson-actions{display:flex;gap:10px;flex-wrap:wrap;border-top:1px solid #e3edef;padding-top:22px;margin-top:30px;align-items:center}.lesson-status{font-size:13px;color:#76572e}.lesson-empty{padding:24px;color:#576c76}
@media(max-width:800px){.classroom{grid-template-columns:1fr}.class-sidebar{border-right:0;border-bottom:1px solid #dce6eb}.class-sidebar nav{display:flex;overflow-x:auto;gap:6px;padding:12px}.lesson-nav{flex:0 0 215px}.lesson-body{padding:25px 20px}}
.learn-tabs{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0}.learn-tabs a{display:inline-block;background:#e9f0f2;color:#204b5e;padding:11px 16px;border-radius:10px;text-decoration:none;font-weight:700;font-size:13px}.learn-tabs a:hover{background:#d8e7e8}#materialSection,#testSection,#certSection,#classroomHost{scroll-margin-top:24px}

/* V11 — organização da área administrativa */
.admin-view-tabs{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0}.admin-view-tabs button{background:#e7eff1;color:#184458}.admin-view-tabs button.active{background:#173e52;color:white}.admin-create-grid[hidden],.admin-course-catalog[hidden],.admin-turmas[hidden],#adminManagement[hidden],#presencePanel[hidden],#editor[hidden]{display:none!important}

/* V12: empresa selecionada restringe cadastros e oculta criacao global */
.admin-new-company[hidden]{display:none!important}


/* V13 — correção cirúrgica de leitura da sala de aula em telas pequenas.
   Preserva a grade de duas colunas em desktop. */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
#dashboard,#content,#details,#classroomHost,.classroom,.class-sidebar,.lesson-body{min-width:0;max-width:100%}
#classroomHost .classroom{width:100%}
.class-heading,.class-sidebar nav,.lesson-nav,.lesson-nav>span:last-child,.lesson-body,.lesson-section,.lesson-example,.lesson-question{min-width:0}
.lesson-body h2,.lesson-body h3,.lesson-intro,.lesson-section p,.lesson-example p,.lesson-question p,.class-heading strong,.lesson-nav{overflow-wrap:break-word;word-wrap:break-word}
@media(max-width:800px){
  #classroomHost{width:100%;overflow:visible}
  #classroomHost .classroom{display:block;overflow:hidden}
  .class-sidebar{width:100%;border-right:0}
  .class-heading{padding:16px 18px}
  .class-sidebar nav{display:flex;width:100%;max-width:100%;overflow-x:auto;overflow-y:hidden;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity;padding:10px 12px}
  .lesson-nav{flex:0 0 min(215px,78vw);width:min(215px,78vw);scroll-snap-align:start;white-space:normal}
  .lesson-body{width:100%;padding:24px 18px}
  .lesson-body h2{font-size:clamp(23px,6vw,29px);line-height:1.25;letter-spacing:-.6px}
  .lesson-intro{font-size:15px;line-height:1.6}
  .lesson-section p,.lesson-example p,.lesson-question p{font-size:15px;line-height:1.7}
  .lesson-section h3{font-size:17px;line-height:1.35}
  .lesson-example,.lesson-question{padding:16px}
  .lesson-actions button{white-space:normal}
}
@media(max-width:400px){
  .shell{padding-left:12px;padding-right:12px}
  .lesson-body{padding:22px 15px}
  .lesson-meta{font-size:10px;letter-spacing:1px}
  .lesson-actions{display:grid;grid-template-columns:1fr 1fr}
  .lesson-actions #lessonComplete{grid-column:1/-1;grid-row:1}
}