/* Orbital 0.3: uma camada de recursos sobre o tema original */
.q-heading-row{display:flex;align-items:center;gap:12px;justify-content:space-between;flex-wrap:wrap}
.q-heading-row h2{margin-right:auto}
.bookmark-btn{border:1px solid #cfddf5;background:#f9fbff;color:#2d63ad;border-radius:12px;padding:10px 13px;min-height:40px;font-weight:700;font-size:12px}
.bookmark-btn[aria-pressed="true"]{background:#e8f1ff;border-color:#91b4ed;color:#124ab0}
.math-toolbar{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px;margin-bottom:6px}
.math-toolbar button{border:1px solid #dbe6f9;background:#f7faff;border-radius:9px;min-width:50px;padding:8px 10px;font-size:13px;color:#24559d;font-weight:750}
.math-toolbar button:hover,.bookmark-btn:hover{background:#eaf2ff}
.review-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:24px;align-items:start}
.review-panel,.portable-panel,.general-notebook,.gamification-box{border:1px solid #e2eaf7;border-radius:21px;padding:26px;background:white;box-shadow:0 16px 42px rgba(33,73,135,.045);margin-top:24px}
.review-panel h2,.portable-panel h2,.general-notebook h2,.gamification-box h2{font-size:20px;letter-spacing:-.4px;margin:0 0 8px}
.review-panel p,.portable-panel p,.general-notebook p{font-size:13px;color:#74849c;line-height:1.7}
.review-item{border-bottom:1px solid #ecf0f8;padding:13px 0;display:flex;justify-content:space-between;align-items:center;gap:15px}
.review-item:last-child{border-bottom:0}.review-title{font-weight:700;font-size:13px;color:#223857}.review-meta{font-size:11px;color:#7688a2;margin-top:5px}
.review-label{font-size:11px;border-radius:30px;padding:6px 11px;background:#edf4ff;color:#2256a0;font-weight:700;white-space:nowrap}
.portable-panel{display:grid;grid-template-columns:1fr auto;align-items:center;gap:12px}.portable-panel p{margin:0}.portable-actions{display:flex;flex-wrap:wrap;gap:7px}
.import-button{display:inline-flex!important;align-items:center;cursor:pointer;justify-content:center}.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important}
#backup-status{grid-column:1/-1}
.general-notebook-heading{display:flex;justify-content:space-between;gap:16px;align-items:start}
#general-notebook{display:block;width:100%;margin-top:15px;resize:vertical;min-height:160px;border:1px solid #dfe7f6;border-radius:14px;padding:17px;line-height:1.7;font-size:14px;outline-offset:2px}
.notebook-search{margin:25px 0 8px;display:flex;flex-direction:column;gap:8px}.notebook-search label{font-weight:650;font-size:13px}.notebook-search input{border:1px solid #dfe7f6;padding:13px 15px;border-radius:12px;max-width:500px}
.gamification-heading{display:flex;align-items:center;justify-content:space-between;gap:14px}.level-pill{color:#225fbb;background:#edf4ff;padding:9px 13px;border-radius:50px;font-size:12px;font-weight:750}
.xp-track{height:10px;background:#ecf2fb;border-radius:16px;overflow:hidden;margin:12px 0 5px}.xp-fill{height:100%;background:linear-gradient(90deg,#2771e2,#66a0f8);border-radius:16px}
.gamification-summary{font-size:13px;color:#637b9a;margin-bottom:14px}.achievement-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}
.achievement{padding:13px;border:1px solid #e5eaf3;border-radius:14px;min-height:82px;background:#fafcff}.achievement.locked{opacity:.48;filter:grayscale(.75)}.achievement-icon{font-size:20px;line-height:1.5}.achievement strong{display:block;font-size:12px;margin:2px 0}.achievement span{display:block;font-size:11px;color:#7a88a0}
@media(max-width:900px){.review-layout{grid-template-columns:1fr}.portable-panel{grid-template-columns:1fr}.achievement-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:550px){.review-panel,.portable-panel,.general-notebook,.gamification-box{padding:18px}.review-item{align-items:start}.gamification-heading{align-items:flex-start;flex-direction:column}.achievement-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.top-inner .nav-links{overflow-x:auto;scrollbar-width:thin}.nav-links .nav-btn:nth-child(5):after{content:'Revisar'}}

.mobile-menu-btn{display:none}
.correction-item{border:1px solid #e3ebf7;border-radius:13px;margin:10px 0;overflow:hidden}
.correction-item summary{padding:15px 17px;cursor:pointer;display:flex;justify-content:space-between;gap:14px;align-items:center;font-size:13px;font-weight:750;color:#253858}
.correction-item summary:hover{background:#f6f9ff}.correction-body{padding:0 17px 14px;font-size:13px;line-height:1.75;color:#516482}.correction-body p{margin:10px 0}.correct-text{color:#1a916a}.wrong-text{color:#be664d}
@media(max-width:700px){
  .mobile-menu-btn{display:inline-flex;justify-content:center;align-items:center;margin-left:auto;border:1px solid #dce8f9;border-radius:11px;background:white;color:#1b59b3;padding:10px 13px;font-size:12px;font-weight:700}
  #main-navigation.nav-links{display:none;position:absolute;top:calc(100% - 1px);left:12px;right:12px;background:white;border:1px solid #dde7f5;border-radius:16px;box-shadow:0 18px 36px rgba(13,48,106,.15);padding:10px;z-index:25;flex-direction:column;align-items:stretch;gap:1px;overflow:visible}
  #main-navigation.nav-links.open{display:flex}
  #main-navigation.nav-links .nav-btn,#main-navigation.nav-links a.nav-btn{display:block;width:100%;text-align:left;padding:13px 15px;font-size:14px!important;white-space:normal}
  #main-navigation.nav-links .nav-btn:after{content:none!important}
  .nav-links a.nav-btn{display:block!important}
}
/* v0.4 — criação textual de listas (interpretação local, sem simular chatbot) */
.natural-list{border:1px solid #dce7f8;border-radius:22px;background:linear-gradient(130deg,#f5f9ff,#fff 58%);padding:26px;margin:4px 0 30px;box-shadow:0 13px 35px #185bb80b}
.natural-list-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:18px}
.natural-list-header h2{font-size:clamp(21px,2.6vw,29px);color:#192a46;margin:6px 0}
.natural-list-header p{color:#63738f;margin:0;max-width:690px;line-height:1.55}
.natural-list-icon{display:grid;place-items:center;min-width:48px;height:48px;border-radius:15px;background:#e7f0ff;color:#1963c7;font-size:25px}
.list-request-label{font-size:13px;color:#293e61;font-weight:750;display:block;margin-bottom:8px}
#natural-list-request{width:100%;box-sizing:border-box;border:1.5px solid #cfdff8;border-radius:14px;padding:17px 18px;resize:vertical;background:#fff;min-height:91px;color:#213757;outline-offset:2px;font:inherit;line-height:1.5}
#natural-list-request:focus{border-color:#246bd6;box-shadow:0 0 0 3px #2877ed1a;outline:none}
.natural-list-controls{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:15px 0 7px;flex-wrap:wrap}
.prompt-examples{display:flex;gap:7px;flex-wrap:wrap}
.prompt-examples button{font-size:12px;font-weight:650;cursor:pointer;border:1px solid #cfddf7;background:#fff;color:#2b609d;padding:8px 11px;border-radius:99px}
.prompt-examples button:hover{background:#eaf2ff}
.natural-list-preview{border:1px solid #d8e5f9;background:#fff;margin-top:16px;padding:18px;border-radius:15px}
.natural-preview-row{display:flex;align-items:center;gap:15px;margin-bottom:8px}
.natural-preview-row>strong{font-size:34px;line-height:1;color:#175dc7}
.natural-preview-row b{font-size:13px;color:#293e61}
.natural-preview-row p{font-size:12px;color:#63738f;margin:4px 0 0}
#natural-list-warnings{font-size:12px;color:#586d87;line-height:1.55;padding-left:19px;margin:12px 0}
#natural-list-warnings:empty{display:none}
.source-link{color:#3868a7;font-size:12px;margin:7px 0 12px;line-height:1.5}
.source-link:empty{display:none}
.source-link a{color:#1253b9;text-decoration:underline;text-underline-offset:2px}
@media(max-width:650px){.natural-list{padding:18px 15px;border-radius:16px}.natural-list-icon{display:none}.natural-list-controls>.btn{width:100%}.prompt-examples{width:100%}.prompt-examples button{flex:1}}
/* v0.5: revisão de questões e formulário de relato sem servidor */
.report-block{border-top:1px solid #e3ecf8;margin-top:20px;padding-top:16px}
.report-form{background:#f7faff;border:1px solid #dce8f9;border-radius:14px;padding:16px;margin-top:13px;display:flex;flex-direction:column;gap:10px}
.report-form.hidden{display:none}.report-form label{font-size:12px;font-weight:750;color:#253f65}
.report-form select,.report-form textarea{border:1px solid #d4e1f5;border-radius:10px;background:#fff;padding:12px;color:#1c3356;font:inherit;width:100%;box-sizing:border-box}
.report-form .btn{align-self:flex-start}.report-form p{font-size:12px;margin:0}
/* Auditoria de cobertura v0.8: conteúdo progressivo, não intrusivo. */
.coverage-panel{margin:12px 0 22px;border:1px solid #d8e5f5;border-radius:14px;background:#f8fbff;padding:14px 18px;color:#213e69}
.coverage-panel summary{font-weight:650;cursor:pointer;line-height:1.55}
.coverage-panel p{margin:10px 0}
.coverage-scroll{overflow-x:auto}
.coverage-table{border-collapse:collapse;width:100%;font-size:13px;min-width:500px}
.coverage-table td,.coverage-table th{padding:9px;border-bottom:1px solid #dce6f4;text-align:left}
.coverage-table th{color:#234a88;background:#eff5ff;font-weight:650}

/* Contas dos estudantes: ocultação acessível e controles responsivos. */
#account-dialog [hidden]{display:none!important}
#account-dialog .orbital-dialog-actions{flex-wrap:wrap;gap:10px}
#account-dialog #account-cloud-choice{padding:12px;margin:12px 0;border:1px solid #b9cbea;border-radius:12px;background:#f3f8ff}
#account-dialog #account-sync-status{font-size:.91rem;color:#24477b}
#account-dialog #account-change-password-panel{margin:10px 0;padding:12px;border:1px solid #cbd8ec;border-radius:10px}