:root{--navy:#102a3b;--navy2:#173e53;--orange:#e48143;--ink:#193648;--muted:#6c7e89;--paper:#f5f5f0;--line:#dce2e2;--white:#fff;--radius:12px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--paper)}[hidden]{display:none!important}button,input{font:inherit}button,a,input{ -webkit-tap-highlight-color:transparent}button{cursor:pointer;border:0}button:disabled{opacity:.35;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #e48143;outline-offset:3px}button{transition:background .15s,color .15s}a{text-decoration:none;color:inherit}h1,h2,p{margin-top:0}input{width:100%;background:white;color:var(--ink);border:1px solid #cbd5da;border-radius:7px;padding:13px 14px;min-width:0}label{display:block;font-weight:600;font-size:13px;margin:20px 0 8px}button.primary{display:inline-flex;align-items:center;justify-content:center;gap:25px;padding:14px 22px;border-radius:7px;background:var(--orange);color:#172b38;font-size:14px;font-weight:750;min-height:46px}button.primary:hover{background:#f19c64}.ghost{background:transparent;color:inherit;border-radius:6px;padding:10px 13px;font-size:13px;font-weight:600}.ghost:hover{background:#ffffff14}.brand{display:flex;gap:12px;align-items:center;font-size:23px;letter-spacing:2px;font-weight:750;white-space:nowrap}.brand small{display:block;font-size:8px;letter-spacing:2.2px;margin-top:5px;font-weight:500}.brand i{color:var(--orange);font-style:normal}.brand-mark{display:grid;place-items:center;font-size:28px;width:45px;height:48px;border:1px solid #ffffff36;border-radius:50% 50% 42% 42%;color:var(--orange)}.eyebrow{font-size:10px;font-weight:750;letter-spacing:2px;color:var(--muted);margin-bottom:16px}.entry{display:grid;grid-template-columns:1.1fr 1fr;min-height:100dvh}.welcome{background:var(--navy);color:#f6f4eb;padding:48px 10%;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;min-height:700px}.welcome:after{content:"";position:absolute;width:600px;height:600px;border:1px solid #7390a01b;border-radius:50%;right:-340px;bottom:-210px;box-shadow:0 0 0 55px #7390a007,0 0 0 110px #7390a007,0 0 0 165px #7390a007;pointer-events:none}.welcome-copy{position:relative;z-index:1;margin:70px 0}.welcome .eyebrow{color:#d19b76}.welcome h1{font-weight:500;font-size:clamp(34px,3.6vw,57px);line-height:1.13;letter-spacing:-2px;margin-bottom:24px}.welcome-copy>p:not(.eyebrow){color:#aabcc5;line-height:1.8;font-size:15px}.route-art{display:flex;align-items:center;gap:11px;margin-top:52px;font-size:8px;letter-spacing:1.7px;color:#9bb2bd}.route-art b{height:1px;background:#6b87965c;width:44px;position:relative}.route-art b:after{content:"";width:5px;height:5px;background:var(--orange);border-radius:50%;position:absolute;left:50%;top:-2px}.welcome footer{font-size:12px;line-height:1.8;color:#bdc9ce;position:relative;z-index:1}.welcome footer span{color:#8299a4}.signin{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:55px;position:relative}.login-box{max-width:365px;width:100%}.section-number{display:block;font-size:9px;font-weight:700;letter-spacing:2px;color:var(--muted);margin-bottom:31px}.login-box h2{font-size:29px;letter-spacing:-.9px;margin-bottom:13px;font-weight:650}.login-box>p{color:var(--muted);font-size:14px;line-height:1.7}.password-wrap{position:relative}.password-wrap input{padding-right:70px}.password-wrap button{position:absolute;right:7px;top:6px;bottom:6px;background:#edf1f0;color:var(--ink);border-radius:4px;padding:0 12px;font-size:12px}.login-submit{width:100%;justify-content:space-between!important;margin-top:10px}.error{font-size:12px;line-height:1.6;color:#a1332c;margin:12px 0;min-height:0}.error:empty{display:none}.access-note{display:flex;gap:12px;border-top:1px solid var(--line);margin-top:30px;padding-top:22px;color:var(--muted)}.access-note>span{font-size:23px}.access-note p{font-size:11px;line-height:1.8;margin:0}.signin-footer{font-size:8px;letter-spacing:1.2px;color:#85939b;position:absolute;bottom:25px}.topbar{height:86px;padding:0 4.3%;display:flex;align-items:center;gap:45px;background:var(--navy);color:white}.topbar .brand{font-size:20px}.topbar .brand-mark{width:37px;height:42px;font-size:24px}.topbar nav{display:flex;height:100%;gap:28px}.tab{border-bottom:3px solid transparent;background:none;color:#aabec9;font-size:12px;padding:0 3px}.tab.active{border-color:var(--orange);color:white}.account{display:flex;align-items:center;gap:16px;margin-left:auto;font-size:12px}.account>span{max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account .ghost{color:#aabec9}.library,.admin{max-width:1480px;padding:48px 4.3% 24px;margin:auto}.section-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:28px}.section-head h1{font-size:29px;font-weight:600;letter-spacing:-1px;margin-bottom:13px;line-height:1.3}.section-head h1 .orange{display:block;font-weight:400;color:#9b683d}.section-head>div>p:last-child{font-size:12px;color:var(--muted);margin-bottom:0}.catalog-total{display:flex;flex-direction:column;align-items:flex-end;font-size:8px;letter-spacing:1.7px;color:var(--muted)}.catalog-total strong{font-size:50px;letter-spacing:-3px;color:var(--ink);font-weight:400;line-height:1.1}.library-tools{display:flex;justify-content:space-between;align-items:center;gap:18px;border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:28px}.filters{display:flex;gap:4px;flex-wrap:wrap}.filters button{font-size:11px;border-radius:5px;background:transparent;padding:10px 13px;color:var(--muted)}.filters button.selected{background:var(--navy);color:white}.search{margin:0;display:flex;align-items:center;gap:8px;background:white;border:1px solid var(--line);border-radius:7px;padding:0 12px;font-weight:400;min-width:230px}.search span{font-size:23px;font-weight:400;color:var(--muted)}.search input{border:0;background:none;font-size:12px;padding:11px 0;outline-offset:0}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px 22px}.card{display:block;text-align:left;padding:0;background:transparent;color:var(--ink);min-width:0}.card-art{height:235px;background:#e7eae6;border-radius:8px;overflow:hidden;position:relative;padding:22px 25px 0}.card-art:after{content:"Abrir ficha ↗";position:absolute;inset:auto 12px 12px auto;background:var(--navy);color:white;padding:8px 12px;font-size:11px;border-radius:4px;opacity:0;transition:opacity .2s}.card:hover .card-art:after,.card:focus-visible .card-art:after{opacity:1}.card-art img{display:block;width:100%;height:auto;box-shadow:0 3px 15px #19364826;transition:transform .3s}.card:hover img{transform:translateY(-5px)}.card-meta{display:flex;justify-content:space-between;font-size:8px;letter-spacing:1.3px;text-transform:uppercase;color:var(--muted);margin:15px 0 6px}.card h2{font-size:14px;font-weight:650;line-height:1.4;margin:0}.library-footer{display:flex;justify-content:space-between;border-top:1px solid var(--line);margin-top:45px;padding-top:20px;font-size:10px;line-height:1.7;color:var(--muted)}.viewer{position:fixed;inset:0;z-index:10;background:#091a25;color:#e3edf0;display:flex;flex-direction:column}.viewer-top{height:73px;display:flex;align-items:center;gap:16px;padding:0 22px;background:#102a3b;flex-shrink:0;z-index:1}.viewer-title{flex:1;min-width:0}.viewer-title small{font-size:8px;letter-spacing:1.6px;color:#91a8b4}.viewer-title h2{font-size:14px;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:3px 0 0;font-weight:550}.viewport{overflow:auto;flex:1;position:relative;overscroll-behavior:contain;scrollbar-color:#4d6674 #091a25;scrollbar-width:thin;text-align:center;padding:16px;min-height:0;touch-action:pan-x pan-y}.viewport img{display:block;max-width:none;height:auto;margin:0 auto;user-select:none;box-shadow:0 8px 40px #0005}.viewer-controls{height:64px;flex-shrink:0;display:flex;justify-content:space-between;align-items:center;padding:0 24px;gap:16px;background:#102a3b;z-index:1}.slide-nav,.zoom-controls{display:flex;align-items:center;gap:10px}.slide-nav>span{font-size:11px;min-width:55px;text-align:center;color:#b7c9d2}.icon-btn{background:#ffffff0c;color:inherit;border-radius:5px;font-size:19px;width:34px;height:34px}.icon-btn:hover{background:#ffffff23}#zoom-label{font-size:10px;min-width:35px;text-align:center;color:#91a8b4}.divider{height:20px;width:1px;background:#ffffff21;margin:0 5px}.pause-screen{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--navy);z-index:5}.pause-screen>span{font-size:70px;color:var(--orange);margin-bottom:20px}.pause-screen .eyebrow{color:#8ea9b8}.pause-screen h2{font-size:42px;font-weight:400}.presenting .viewer-top,.presenting .viewer-controls{position:absolute;left:0;right:0;opacity:0;transition:opacity .2s;background:#102a3bf2}.presenting .viewer-top{top:0}.presenting .viewer-controls{bottom:0}.presenting .viewer-top:hover,.presenting .viewer-controls:hover,.presenting .viewer-top:focus-within,.presenting .viewer-controls:focus-within{opacity:1}.presenting .viewport{padding:8px}.admin-toolbar{display:flex;align-items:center;justify-content:space-between;margin:30px 0 20px;color:var(--muted);font-size:12px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:9px;background:white}table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}th{font-size:10px;font-weight:600;color:var(--muted);background:#edf0ec;text-transform:uppercase;letter-spacing:1px}td,th{padding:19px 22px;border-bottom:1px solid var(--line)}tr:last-child td{border-bottom:0}td small{display:block;color:var(--muted);margin-top:5px}td:last-child{text-align:right}.edit{background:#eef2f1;border-radius:5px;padding:8px 12px;color:var(--ink);font-size:11px}.status{display:inline-block;padding:5px 9px;border-radius:4px;font-size:10px;background:#e7efe9;color:#3b6b50}.status.expired{background:#f7ede2;color:#96652f}.status.blocked{background:#efe9e9;color:#8a5050}dialog{border:0;border-radius:12px;padding:30px;max-width:470px;width:calc(100% - 30px);color:var(--ink);box-shadow:0 20px 100px #0004;max-height:calc(100dvh - 35px);overflow:auto}dialog::backdrop{background:#091a25bb;backdrop-filter:blur(3px)}dialog header{display:flex;justify-content:space-between;align-items:start}dialog header h2{margin-bottom:0;font-size:24px;letter-spacing:-.7px}dialog .eyebrow{margin-bottom:7px}dialog header .ghost:hover{background:#edf1f0}dialog form>.primary{width:100%;margin-top:12px}.checkbox{display:flex;align-items:center;gap:9px}.checkbox input{width:16px;height:16px;accent-color:var(--navy)}.fineprint{font-size:11px;line-height:1.7;color:var(--muted)}#password-hint{font-weight:400;color:var(--muted)}#help-dialog p{font-size:13px;line-height:1.8}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:14px 20px;background:var(--navy);border:1px solid #557489;color:white;box-shadow:0 8px 30px #0003;border-radius:8px;font-size:12px;z-index:30;max-width:90vw}
@media(min-width:1600px){.cards{grid-template-columns:repeat(5,minmax(0,1fr))}}@media(max-width:1100px){.cards{grid-template-columns:repeat(3,minmax(0,1fr))}.topbar{gap:25px}.library-tools{flex-wrap:wrap}.welcome{padding:40px 8%}.signin{padding:35px}.welcome h1{font-size:39px}}@media(max-width:760px){.entry{grid-template-columns:1fr}.welcome{min-height:330px;padding:28px}.welcome-copy{margin:30px 0 10px}.welcome h1{font-size:35px}.welcome-copy>p:not(.eyebrow){font-size:12px;margin-bottom:10px}.route-art,.welcome footer{display:none}.signin{padding:35px 26px 65px}.section-number{margin-bottom:20px}.topbar{height:auto;min-height:82px;padding:16px 20px;gap:14px;flex-wrap:wrap}.topbar .brand small{display:none}.topbar .brand{font-size:17px}.topbar nav{order:3;width:100%;height:33px;gap:25px}.account{font-size:11px;gap:4px}.account>span{max-width:95px}.library,.admin{padding:30px 20px}.section-head h1{font-size:24px}.section-head{align-items:start}.catalog-total strong{font-size:39px}.library-tools{gap:13px}.filters{gap:0}.filters button{padding:9px;font-size:10px}.search{width:100%}.cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:23px 14px}.card-art{height:190px;padding:14px 14px 0}.card h2{font-size:12px}.card-meta{font-size:7px;letter-spacing:1px}.library-footer{flex-direction:column;gap:8px}.viewer-top{padding:0 8px;gap:4px;height:64px}.viewer-top .ghost{padding:10px 7px;font-size:11px}.viewer-title h2{font-size:12px}#fullscreen span{display:none}.viewer-controls{padding:0 8px;gap:5px;height:61px}.viewer-controls .ghost{font-size:10px;padding:8px 6px}.slide-nav,.zoom-controls{gap:4px}.icon-btn{width:29px;height:31px}.divider,#zoom-label{display:none}.slide-nav>span{min-width:38px;font-size:10px}.admin .section-head{flex-direction:column}.admin-toolbar{gap:12px;align-items:start;flex-direction:column}td,th{padding:15px 13px}.desktop{display:none}.pause-screen h2{font-size:32px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

.study-progress{display:block;margin-top:14px;padding-top:11px;border-top:1px solid var(--line);font-size:10px;color:var(--muted);font-weight:400;letter-spacing:0;text-transform:none}.study-status{display:flex;justify-content:space-between;gap:8px}.study-status>span:first-child{color:var(--ink);font-weight:650}.study-progress progress{display:block;width:100%;height:5px;border:0;appearance:none;border-radius:5px;overflow:hidden;margin:8px 0;background:#dbe2df}.study-progress progress::-webkit-progress-bar{background:#dbe2df}.study-progress progress::-webkit-progress-value{background:#568c73}.study-progress progress::-moz-progress-bar{background:#568c73}.study-time{display:block}.study-time b{font-weight:600;color:var(--ink)}.study-report-item{border-bottom:1px solid var(--line);padding:17px 0}.study-report-item h3{font-size:13px;margin:0}.study-report-item .study-progress{border:0;margin:0}.study-warning{background:#604723;color:#fff0ce;font-size:12px;padding:8px 15px;margin:0;flex-shrink:0}#study-report{max-width:650px}#study-report-title{font-size:21px}.study-report-item:last-child{border-bottom:0}

.delete-student{color:#a1332c;background:#f7ece8}.delete-student:hover{background:#efdad5}