:root{--ink:#17202b;--navy:#1e314d;--blue:#315f8f;--blue2:#4c7eae;--gold:#a98245;--paper:#f4f6f8;--line:#dfe5ec;--muted:#667085;--green:#23835e;--amber:#b7791f;--red:#b54747;--surface:#fff;--shadow:0 12px 34px rgba(27,45,72,.07)}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--paper)}button,input,select,textarea{font:inherit}button{cursor:pointer}.hide{display:none!important}.muted{color:var(--muted);line-height:1.55}.eyebrow{font-size:11px;letter-spacing:.2em;font-weight:900;color:var(--gold)}
.auth{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(390px,.92fr);background:linear-gradient(135deg,#eef1f4,#dfe5ea 60%,#cfd8df)}.authVisual{display:flex;align-items:center;justify-content:center;padding:40px;position:relative;overflow:hidden}.authVisual:before{content:"";position:absolute;inset:-20%;background:radial-gradient(circle at 30% 30%,rgba(49,95,143,.12),transparent 30%),radial-gradient(circle at 75% 65%,rgba(169,130,69,.12),transparent 30%)}.authBrand{position:relative;text-align:center;max-width:620px}.authBrand img{width:min(58vw,390px);max-width:100%;border-radius:24px;box-shadow:0 25px 60px rgba(19,31,45,.18)}.authBrand .eyebrow{display:block;margin-top:18px}.authBrand h1{font-size:clamp(34px,4vw,58px);line-height:1.03;margin:10px 0 12px;color:#182536}.authBrand p{color:#4d5d70;line-height:1.6}.authSide{background:#fbfcfd;display:grid;place-items:center;padding:28px}.authCard{width:min(100%,500px);background:#fff;border:1px solid var(--line);border-radius:22px;padding:31px;box-shadow:var(--shadow)}.registerCard{width:min(100%,620px)}.miniBrand{font-size:12px;font-weight:900;letter-spacing:.08em;color:var(--navy)}.miniBrand b{color:var(--gold)}.authCard h2{font-size:30px;margin:14px 0 4px}.field{display:block;font-size:13px;font-weight:750;color:#344054;margin-top:14px}.field input,.field select,.field textarea{width:100%;margin-top:7px;border:1px solid #cfd8e3;background:#fbfcfe;border-radius:11px;padding:12px;outline:none}.field textarea{min-height:96px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue2);box-shadow:0 0 0 3px rgba(76,126,174,.1)}.formGrid{display:grid;gap:12px}.formGrid.two{grid-template-columns:1fr 1fr}.fullSpan{grid-column:1/-1}.btn{border:0;border-radius:11px;padding:12px 15px;font-weight:850}.btn.full{width:100%;margin-top:17px}.primary{background:linear-gradient(135deg,#284f78,#3c709f);color:#fff}.secondary{background:#eef3f7;color:#294867;border:1px solid #d7e1eb}.danger{background:#fff1f1;color:#9f3232;border:1px solid #eccaca}.ghost{background:#fff;color:#365d83;border:1px solid #dbe4ed}.textBtn{display:block;border:0;background:none;color:var(--blue);font-weight:750;margin:12px auto 0}.divider{display:flex;align-items:center;gap:10px;color:#98a2b3;margin:17px 0}.divider:before,.divider:after{content:"";height:1px;background:#e4e8ed;flex:1}.note{font-size:11px;color:#8b95a5;text-align:center;line-height:1.45;margin-top:14px}.adminLink{font-size:12px;color:#596579}
.app{min-height:100vh;display:grid;grid-template-columns:238px 1fr}.sidebar{height:100vh;position:sticky;top:0;background:linear-gradient(180deg,#f7f8fa,#eef1f4);border-right:1px solid #dce2e8;display:flex;flex-direction:column;z-index:30}.sideBrand{padding:15px 13px 12px;text-align:center;border-bottom:1px solid #e0e5ea}.sideBrand img{width:126px;aspect-ratio:1;object-fit:cover;border-radius:18px;box-shadow:0 7px 20px rgba(0,0,0,.1)}.sideBrand b,.sideBrand small{display:block}.sideBrand b{font-size:12px;margin-top:8px;color:#152344}.sideBrand small{font-size:10px;color:#697586;margin-top:3px}.nav{padding:11px 9px;display:grid;gap:3px;overflow:auto}.nav button,.logout{border:0;background:transparent;text-align:left;padding:10px 12px;border-radius:10px;color:#223650;font-weight:700;display:flex;align-items:center;gap:10px}.nav button:hover,.nav button.active{background:#e0e6ec;border-left:4px solid var(--blue);padding-left:8px}.nav .ico{width:20px;text-align:center;color:var(--blue)}.logout{margin:auto 9px 13px;color:#8c3333}.main{min-width:0}.top{height:72px;background:#fff;border-bottom:1px solid #e2e7ed;display:flex;align-items:center;justify-content:space-between;padding:0 22px;position:sticky;top:0;z-index:20}.hamb{display:none;border:0;background:#eef3f8;border-radius:9px;padding:9px 11px}.topbrand{font-size:13px;letter-spacing:.03em}.topbrand strong{font-size:18px}.topbrand span{color:#6a7482}.profile{display:flex;align-items:center;gap:10px}.avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#315f8f;color:#fff;font-weight:900}.profile b,.profile small{display:block}.profile small{color:var(--muted);font-size:12px;margin-top:2px}.content{padding:21px;max-width:1450px;margin:auto}
.hero{min-height:245px;border-radius:19px;background:linear-gradient(105deg,rgba(255,255,255,.99),rgba(238,241,243,.97));border:1px solid #e1e4e8;box-shadow:var(--shadow);padding:34px;display:flex;align-items:center;justify-content:space-between;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;width:330px;height:330px;border:55px solid rgba(49,95,143,.05);border-radius:50%;right:-115px;top:-115px}.hero h1{font-size:clamp(34px,4.3vw,62px);line-height:.98;letter-spacing:-.04em;margin:11px 0 17px}.hero p{font-family:Georgia,serif;font-size:20px;font-style:italic;color:#405063;margin:0}.rank{z-index:2;font-size:64px;color:#c9d0d7;transform:rotate(-90deg)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:11px;margin:13px 0 23px}.stat{background:#fff;border:1px solid var(--line);border-radius:13px;padding:14px;display:flex;gap:11px;align-items:center}.statIco{width:44px;height:44px;border-radius:50%;background:#e8f0f8;color:#224f7b;display:grid;place-items:center;font-weight:900}.stat b,.stat small{display:block}.stat b{font-size:17px}.stat small{color:var(--muted);font-size:12px;margin-top:2px}.bar{height:7px;background:#e6e9ed;border-radius:999px;overflow:hidden;margin-top:7px}.bar i{display:block;height:100%;background:linear-gradient(90deg,#3977b0,#65a2d6)}.sectionHead{display:flex;align-items:center;justify-content:space-between;gap:13px;margin:23px 0 10px}.sectionHead h2{margin:0;font-size:22px;color:#152344}.search{border:1px solid #d9e0e8;border-radius:10px;padding:10px 12px;width:min(340px,45vw);background:#fff}.subjects{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.subject{background:#fff;border:1px solid var(--line);border-radius:12px;padding:13px;min-height:104px}.subjectTop{display:grid;grid-template-columns:42px 1fr 15px;gap:9px;align-items:center}.badge{width:40px;height:40px;border-radius:11px;background:#e9f1f9;color:#1a4d84;display:grid;place-items:center;font-size:11px;font-weight:900}.subject b{font-size:13px;line-height:1.2}.pct{font-size:12px;margin-top:8px}.weekly{margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:14px}.weeklyHead{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:5px 4px 12px}.weeklyHead h2{font-size:18px;margin:0;color:#152344}.weeklyHead small{color:var(--muted)}.table{overflow:auto;border:1px solid #e4e8ed;border-radius:10px}.table table{width:100%;border-collapse:collapse;min-width:620px}.table th{background:#f0f3f6;text-align:left;color:#344054;font-size:12px}.table th,.table td{padding:10px 12px;border-bottom:1px solid #edf0f4;font-size:13px}.service{color:var(--green);font-weight:800}.off{color:var(--amber);font-weight:800}.pending{color:#7a8797;font-weight:800}.studyTitle{font-size:20px;margin:25px 0 10px}.studyGrid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.study{padding:18px;border-radius:14px;border:1px solid #e1e6ed;background:#fff}.study h3{margin:9px 0 5px}.study p{color:var(--muted);font-size:13px;min-height:36px}.study button{width:100%;border:0;border-radius:9px;padding:10px;background:#315f8f;color:#fff;font-weight:800}
.module{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}.module h1{font-size:33px;margin:8px 0}.moduleLead{color:var(--muted);line-height:1.6;max-width:850px}.filterRow{display:flex;gap:8px;flex-wrap:wrap;margin:17px 0}.chip{border:1px solid #d8e0e9;background:#fff;border-radius:999px;padding:8px 12px;color:#3b526f;font-weight:700;font-size:12px}.chip.active{background:#315f8f;color:#fff;border-color:#315f8f}.quizWrap{display:grid;grid-template-columns:minmax(0,1fr) 315px;gap:14px}.quizCard,.infoCard,.panelCard,.firebaseBox{border:1px solid var(--line);border-radius:14px;background:#fff;padding:19px}.quizMeta{display:flex;justify-content:space-between;gap:10px;color:#6b7686;font-size:12px;flex-wrap:wrap}.question{font-size:18px;line-height:1.55;margin:17px 0}.alternatives{display:grid;gap:9px}.alt{border:1px solid #d7dfe8;background:#fff;border-radius:11px;padding:12px;text-align:left;display:flex;gap:10px;align-items:flex-start}.alt:hover{background:#f7f9fb}.alt.selected{border-color:#3d78ae;background:#eef5fb}.alt.correct{border-color:#2b9868;background:#eefaf4}.alt.wrong{border-color:#c84a4a;background:#fff2f2}.letter{width:25px;height:25px;border-radius:50%;display:grid;place-items:center;background:#eef2f6;font-weight:900;flex:0 0 auto}.feedback{margin-top:14px;border-radius:11px;padding:13px;line-height:1.5}.feedback.ok{background:#eefaf4;color:#216a49}.feedback.bad{background:#fff2f2;color:#8b3333}.feedback.neutral{background:#f3f5f7;color:#455468}.quizActions{display:flex;justify-content:space-between;gap:10px;margin-top:15px}.infoItem{padding:11px 0;border-bottom:1px solid #eef1f4}.infoItem b,.infoItem small{display:block}.infoItem small{color:var(--muted);margin-top:4px}.topicDone{color:var(--green);font-weight:850}.details{border:1px solid #dfe5ec;border-radius:11px;margin-top:10px;padding:10px 12px;background:#fbfcfd}.details summary{cursor:pointer;font-weight:800}.explainList{display:grid;gap:8px;margin-top:10px}.explainRow{padding:9px;border-radius:8px;background:#fff;border:1px solid #edf0f4;font-size:13px;line-height:1.45}.legal{margin-top:10px;padding:11px;border-left:4px solid var(--gold);background:#fbf8f2;font-size:13px;line-height:1.55}.vfList{display:grid;gap:9px}.vfRow{border:1px solid #dfe5ec;border-radius:10px;padding:11px}.vfTop{display:flex;gap:8px;align-items:flex-start}.vfNum{font-weight:900;color:#315f8f}.vfBtns{display:flex;gap:7px;margin-top:9px}.vfBtns button{flex:1;border:1px solid #d8e0e9;background:#fff;border-radius:8px;padding:8px;font-weight:800}.vfBtns button.selected{background:#e9f2fb;border-color:#3c76ab}.vfBtns button.correct{background:#eefaf4;border-color:#2b9868;color:#216a49}.vfBtns button.wrong{background:#fff2f2;border-color:#c84a4a;color:#8b3333}
.progressGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;margin:17px 0}.progressCard{border:1px solid var(--line);border-radius:13px;padding:18px;background:#fff}.progressCard b{display:block;font-size:29px}.progressCard small{color:var(--muted)}.accountGrid,.adminGrid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:17px}.locked{background:#f4f6f8!important;color:#697586!important}.lockNote{font-size:12px;color:#697586;margin-top:7px}.list{display:grid;gap:8px;margin-top:12px}.rowItem{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid #e4e9ee;border-radius:10px;padding:11px}.rowItem b,.rowItem small{display:block}.rowItem small{color:var(--muted);margin-top:4px}.rowActions{display:flex;gap:6px}.miniBtn{border:1px solid #d8e0e8;background:#fff;border-radius:8px;padding:7px 9px;font-weight:750}.miniBtn.red{color:#a33939}.empty{padding:18px;border:1px dashed #ccd5df;border-radius:11px;color:#697586;text-align:center}.simCards{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}.simCard{border:1px solid var(--line);border-radius:14px;padding:18px;background:#fff}.simCard h3{margin:0 0 7px}.statusPill{display:inline-flex;align-items:center;border-radius:999px;padding:6px 9px;font-size:11px;font-weight:850}.statusPill.demo{background:#fff5e5;color:#8a5e18}.statusPill.ok{background:#eaf8f1;color:#236c4c}.statusPill.wait{background:#eef2f6;color:#5d6978}
.admin{min-height:100vh;background:#f3f5f7}.adminTop{min-height:70px;padding:12px 20px;background:#fff;border-bottom:1px solid #dde3e9;display:flex;align-items:center;justify-content:space-between}.adminTop strong,.adminTop small{display:block}.adminTop small{color:var(--muted);margin-top:3px}.adminShell{display:grid;grid-template-columns:220px 1fr;min-height:calc(100vh - 70px)}.adminNav{background:#e9edf1;border-right:1px solid #d9e0e7;padding:13px;display:grid;align-content:start;gap:6px}.adminNav button{border:0;background:transparent;text-align:left;padding:11px;border-radius:9px;font-weight:750;color:#30465f}.adminNav button.active{background:#fff;color:#214e7a;box-shadow:0 5px 16px rgba(20,33,61,.06)}.adminBody{padding:20px;min-width:0}.adminHero{display:flex;justify-content:space-between;align-items:flex-start;gap:15px;margin-bottom:16px}.adminHero h1{margin:7px 0 4px;font-size:31px}.adminStats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:14px}.adminStat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px}.adminStat strong{display:block;font-size:27px}.adminStat small{color:var(--muted)}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px}.toolbar h2{margin:0}.scheduleEdit{display:grid;gap:7px;margin-top:12px}.scheduleRow{display:grid;grid-template-columns:100px 1fr 150px 130px;gap:8px;align-items:center}.scheduleRow input,.scheduleRow select{border:1px solid #d6dee7;border-radius:9px;padding:9px;background:#fff}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#17202b;color:#dbeafe;border-radius:11px;padding:13px;overflow:auto;font-size:12px}.checkList{display:grid;gap:8px;margin-top:12px}.check{display:flex;gap:9px;align-items:flex-start;padding:10px;border-radius:10px;background:#f7f9fb}.check span:first-child{width:24px;height:24px;border-radius:50%;background:#e9eef3;display:grid;place-items:center;font-weight:900;flex:0 0 auto}.modalBack{position:fixed;inset:0;background:rgba(16,24,40,.54);z-index:100;display:grid;place-items:center;padding:18px}.modal{width:min(720px,100%);max-height:92vh;overflow:auto;background:#fff;border-radius:16px;padding:20px;box-shadow:0 30px 80px rgba(0,0,0,.24)}.modalHead{display:flex;justify-content:space-between;align-items:center}.modalHead h2{margin:0}.x{border:0;background:#eef2f6;border-radius:50%;width:34px;height:34px;font-size:20px}.toast{position:fixed;right:18px;bottom:18px;z-index:150;background:#17202b;color:#fff;border-radius:10px;padding:12px 15px;opacity:0;transform:translateY(10px);pointer-events:none;transition:.2s}.toast.show{opacity:1;transform:translateY(0)}
@media(max-width:1100px){.subjects{grid-template-columns:repeat(2,1fr)}.stats{grid-template-columns:repeat(2,1fr)}.studyGrid{grid-template-columns:repeat(2,1fr)}.adminStats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:860px){.auth{grid-template-columns:1fr}.authVisual{min-height:300px;padding:24px}.authBrand img{width:220px}.authBrand h1{font-size:34px}.app{display:block}.sidebar{position:fixed;left:-260px;width:238px;transition:.22s;box-shadow:10px 0 40px rgba(0,0,0,.15)}.sidebar.open{left:0}.hamb{display:block}.topbrand{display:none}.content{padding:13px}.hero{padding:24px;min-height:220px}.rank{display:none}.quizWrap{grid-template-columns:1fr}.adminShell{grid-template-columns:1fr}.adminNav{display:flex;overflow:auto;border-right:0;border-bottom:1px solid #d9e0e7}.adminNav button{white-space:nowrap}.accountGrid,.adminGrid,.simCards{grid-template-columns:1fr}.scheduleRow{grid-template-columns:1fr 1fr}.scheduleRow b{grid-column:1/-1}}
@media(max-width:560px){.authSide{padding:14px}.authCard{padding:22px}.formGrid.two{grid-template-columns:1fr}.fullSpan{grid-column:auto}.top{padding:0 13px}.profile b{max-width:115px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hero{padding:20px}.hero h1{font-size:38px}.hero p{font-size:17px}.stats,.subjects,.studyGrid,.progressGrid,.adminStats{grid-template-columns:1fr}.module{padding:17px}.sectionHead{align-items:stretch;flex-direction:column}.search{width:100%}.quizActions{flex-direction:column}.quizActions .btn{width:100%}.adminTop{align-items:flex-start;gap:10px}.adminTop strong{font-size:12px}.rowItem{align-items:flex-start;flex-direction:column}.rowActions{width:100%}.rowActions .miniBtn{flex:1}.scheduleRow{grid-template-columns:1fr}.scheduleRow b{grid-column:auto}}

/* ===== V4: mobile-first, acessibilidade, ranking e relacionar colunas ===== */
:focus-visible{outline:3px solid rgba(49,95,143,.35);outline-offset:2px}.topActions{display:flex;align-items:center;gap:10px}.installBtn{border:1px solid #cbd8e5;background:#fff;color:#294867;border-radius:999px;padding:8px 12px;font-weight:850}.adminNavShortcut{margin-top:8px!important;border:1px solid #d5c29f!important;background:#fbf6ed!important;color:#725426!important}.heroActions{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.dailyStrip{display:flex;align-items:center;justify-content:space-between;gap:18px;background:linear-gradient(135deg,#fff,#f0f4f8);border:1px solid var(--line);border-radius:16px;padding:18px;margin:14px 0}.dailyStrip h3{margin:6px 0}.dailyStrip p{margin:0;color:var(--muted)}.xpBox{min-width:110px;text-align:center;border-left:1px solid var(--line);padding-left:18px}.xpBox b{display:block;font-size:28px;color:var(--navy)}.xpBox small{color:var(--muted)}
.bottomNav{display:none}.matchingExercise{margin-top:12px}.matchColumns{display:grid;grid-template-columns:1fr 1fr;gap:12px}.matchCol{display:grid;align-content:start;gap:8px}.matchTitle{font-size:11px;letter-spacing:.15em;font-weight:900;color:var(--gold);padding:0 4px}.matchTerm,.matchDefinition{display:grid;grid-template-columns:30px 1fr;gap:9px;align-items:start;border:1px solid #dfe5ec;border-radius:11px;padding:11px;background:#fff;min-height:74px}.matchTerm select{grid-column:2;min-height:38px;border:1px solid #cfd8e3;border-radius:9px;background:#f8fafc;padding:7px}.matchTerm>b,.matchDefinition>b{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#eef3f8;color:#315f8f;font-size:12px}.matchDefinition{background:#f8fafc}.matchSubmit{margin-top:12px}.editorHint{padding:10px 12px;background:#eef5fb;border:1px solid #d9e7f4;border-radius:10px;color:#365d83;font-size:13px}.pairEditor{display:grid;grid-template-columns:1fr 1fr;gap:8px;border:1px solid #e1e6eb;border-radius:12px;padding:12px;background:#fbfcfd}.pairEditor>b{grid-column:1/-1;color:#315f8f}.pairEditor .fullSpan{grid-column:1/-1}
.medalLegend{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}.medalLegend span{border:1px solid #dfe5ec;background:#fff;border-radius:999px;padding:7px 10px;font-size:12px;font-weight:800}.achievementGrid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.achievement{display:flex;gap:13px;align-items:flex-start;border:1px solid var(--line);background:#fff;border-radius:14px;padding:15px}.achievement h3{margin:3px 0 5px}.achievement p{margin:5px 0 9px;color:var(--muted);font-size:12px}.medalIcon{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:#eef2f6;font-size:25px;flex:0 0 auto}.achievement.level3,.achievement.level4,.achievement.level5{box-shadow:0 8px 25px rgba(32,50,74,.06)}.achievement.level5{border-color:#bca574}.rankingCard{margin-top:14px;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}.rankingHead,.rankingRow{display:grid;grid-template-columns:48px minmax(130px,1.5fr) minmax(100px,.8fr) 90px 80px;gap:8px;align-items:center;padding:11px 13px}.rankingHead{background:#edf2f6;color:#536174;font-size:11px;font-weight:900;text-transform:uppercase}.rankingRow{border-top:1px solid #eef1f4}.rankingRow.me{background:#f3f8fc}.rankingRow strong{color:#264f78}.dangerText{color:var(--red)}
.resourceGrid{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin-top:16px}.resourceCard{display:flex;gap:12px;border:1px solid var(--line);background:#fff;border-radius:14px;padding:16px}.resourceCard h3{margin:4px 0}.resourceCard p{color:var(--muted);font-size:13px;line-height:1.5}.resourceIco{width:44px;height:44px;border-radius:11px;background:#eef3f8;color:#315f8f;display:grid;place-items:center;font-size:23px;flex:0 0 auto}.resourceLink{display:inline-block;text-decoration:none;margin-top:6px}.timeline{display:grid;gap:10px;margin-top:16px}.notice{display:grid;grid-template-columns:16px 1fr;gap:10px;border:1px solid var(--line);background:#fff;border-radius:13px;padding:15px}.notice h3{margin:3px 0 6px}.notice p{margin:0;color:#4f5d6d;line-height:1.5}.noticeDot{width:10px;height:10px;border-radius:50%;background:var(--blue);margin-top:5px}.securityGrid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:14px}.securityCard{border:1px solid var(--line);border-radius:13px;padding:15px;background:#fff}.securityCard b{font-size:16px}.securityCard p{color:var(--muted);font-size:13px;line-height:1.45;margin-bottom:0}.securityCard.good{border-left:4px solid var(--green)}.securityCard.warn{border-left:4px solid var(--amber)}.installHelp h3{margin-bottom:5px}.installHelp p{line-height:1.5}.btn:disabled,.miniBtn:disabled{opacity:.5;cursor:not-allowed}
@media(max-width:860px){.bottomNav{position:fixed;left:0;right:0;bottom:0;z-index:45;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.97);border-top:1px solid #dce3ea;padding:5px max(4px,env(safe-area-inset-right)) calc(5px + env(safe-area-inset-bottom)) max(4px,env(safe-area-inset-left));box-shadow:0 -8px 26px rgba(27,45,72,.08)}.bottomNav button{border:0;background:transparent;color:#657386;display:grid;place-items:center;gap:2px;padding:5px 2px;min-height:48px;border-radius:9px}.bottomNav button span{font-size:19px}.bottomNav button small{font-size:9px}.bottomNav button.active{color:#254e78;background:#edf4fa}.main{padding-bottom:76px}.achievementGrid,.resourceGrid{grid-template-columns:1fr}.matchColumns{grid-template-columns:1fr}.definitions{border-top:1px dashed #ccd7e1;padding-top:10px}.rankingCard{overflow-x:auto}.rankingHead,.rankingRow{min-width:620px}.securityGrid{grid-template-columns:1fr}}
@media(max-width:560px){.dailyStrip{align-items:flex-start}.xpBox{min-width:85px}.pairEditor{grid-template-columns:1fr}.pairEditor>b,.pairEditor .fullSpan{grid-column:auto}.matchTerm,.matchDefinition{min-height:auto}.heroActions .btn{width:100%}.topActions .installBtn{display:none!important}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* ===== V4.2: estudo adaptativo, Missão 10 e feedback avançado ===== */
.smartDaily{display:flex;justify-content:space-between;align-items:center;gap:18px}.dailyMain{flex:1}.dailyBar{max-width:520px;margin:8px 0}.dailySide{display:flex;gap:10px}.reviewBox{min-width:90px;border:1px solid var(--line);background:#fff;border-radius:12px;padding:12px;text-align:center}.reviewBox b,.reviewBox small{display:block}.reviewBox b{font-size:24px;color:#315f8f}.smartCoach{margin:14px 0 22px;border:1px solid #d8e5f0;background:linear-gradient(135deg,#f6fafe,#fff);border-radius:15px;padding:17px;display:flex;justify-content:space-between;align-items:center;gap:18px}.smartCoach h3{margin:4px 0}.smartCoach p{margin:0;color:var(--muted);line-height:1.5}.featuredStudy{border:1px solid #bcd1e5;background:#f5f9fd}.mission{max-width:980px}.missionScore{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0}.missionScore>div{border:1px solid var(--line);background:#fff;border-radius:13px;padding:15px;text-align:center}.missionScore b,.missionScore small{display:block}.missionScore b{font-size:28px;color:#285b8a}.missionPriority{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 18px}.missionPriority span{border:1px solid #dce5ed;background:#f8fafc;border-radius:999px;padding:7px 10px;font-size:12px;font-weight:750;color:#536174}.missionStart{min-width:220px}.missionProgress{display:flex;align-items:center;gap:10px;margin:14px 0}.missionProgress>span{font-size:12px;font-weight:900;color:#315f8f}.missionProgress .bar{flex:1}.matchTerm.matchCorrect{border-color:#2b9868;background:#f1fbf5}.matchTerm.matchWrong{border-color:#c84a4a;background:#fff5f5}.matchResult{grid-column:2;font-weight:800}.matchCorrect .matchResult{color:#216a49}.matchWrong .matchResult{color:#9a3838}.explainRow.explainCorrect{border-left:4px solid #2b9868}.explainRow.explainWrong{border-left:4px solid #c84a4a}.reviewNudge{margin-top:7px;font-size:12px;font-weight:800}.reviewFlag{margin-top:12px}.modalOpen{overflow:hidden}
@media(max-width:860px){.smartDaily,.smartCoach{align-items:stretch;flex-direction:column}.smartCoach .btn{width:100%}.dailySide{width:100%}.dailySide>div{flex:1}.missionScore{grid-template-columns:1fr 1fr 1fr}.matchingExercise .matchColumns{grid-template-columns:1fr}.matchingExercise .definitions{order:2}.matchTerm select{width:100%}}
@media(max-width:560px){.missionScore{grid-template-columns:1fr}.missionPriority{display:grid}.matchTerm{grid-template-columns:30px minmax(0,1fr)}.matchDefinition{font-size:14px}.matchResult{font-size:11px}}
.formatPanel{margin-top:14px;border:1px solid var(--line);border-radius:14px;background:#fff;padding:18px}.formatPanel h2{margin-top:0}.formatGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.formatGrid article{border:1px solid #e1e7ed;border-radius:12px;padding:13px;background:#fbfcfd}.formatGrid small,.formatGrid b,.formatGrid span{display:block}.formatGrid b{font-size:25px;color:#2d5e8d;margin:4px 0}.formatGrid span{font-size:12px;color:var(--muted);margin-bottom:8px}@media(max-width:700px){.formatGrid{grid-template-columns:1fr}}

/* V4.3 — conteúdo oficial */
.subject{cursor:pointer}.subjectLocked{opacity:.72;filter:saturate(.25);cursor:not-allowed;background:linear-gradient(135deg,#f6f7f8,#eef1f4)}.subjectLocked .bar{display:none}
.sourceOk{display:block;margin-top:8px;color:#27744f;font-weight:700}.lockedChip{opacity:.55;cursor:not-allowed}
.sourcePolicy{padding:14px 16px;border:1px solid #d9e3ec;border-radius:14px;background:#f7fafc;color:#38516a;margin:14px 0;line-height:1.5}
.topicCatalog{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:18px 0}.topicCard{text-align:left;border:1px solid #dbe3ea;background:#fff;border-radius:16px;padding:16px;cursor:pointer;transition:.18s;box-shadow:0 4px 16px rgba(20,42,64,.04)}.topicCard:hover,.topicCard.active{border-color:#2f6695;box-shadow:0 8px 24px rgba(47,102,149,.12);transform:translateY(-1px)}
.topicCardHead{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:8px}.topicCardHead b{font-size:16px;color:#172b3f}.topicCounts{display:flex;gap:9px;flex-wrap:wrap;margin:10px 0;color:#53677b;font-size:13px;font-weight:700}.topicSub{display:block;color:#6b7d8f;line-height:1.45}.difficultyRow{margin-top:12px}
.sourceStamp{margin:10px 0 16px;padding:10px 12px;border-radius:10px;background:#eef8f2;color:#216846;font-size:13px;font-weight:700}.lockedPanel{padding:28px;border:1px dashed #b8c5d0;border-radius:16px;background:#f7f8fa;text-align:center;color:#506477}
.audioPlan{display:grid;gap:12px;margin-top:18px}.audioPlanCard{display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px solid #dfe6ec;background:#fff;border-radius:14px;padding:15px 17px}.audioPlanCard h3{margin:4px 0 0;font-size:16px}.audioPlanCard small{color:#66798b}.audioPlanCard audio{max-width:420px;width:100%}
.verifiedLabel{color:#24714c;font-weight:800;margin-right:7px}.draftLabel{color:#9b6a13;font-weight:800;margin-right:7px}.verifyField{background:#f7fafc;border:1px solid #dce5ec;border-radius:12px;padding:12px}.verifyField input{width:auto;margin-right:7px}.verifyField small{display:block;margin-left:25px;margin-top:4px}
@media(max-width:760px){.topicCatalog{grid-template-columns:1fr}.topicCard{padding:14px}.audioPlanCard{align-items:flex-start;flex-direction:column}.audioPlanCard audio{max-width:none}}


/* V4.3.1 — estudo por tópico em página dedicada */
.topicStudyPage{max-width:1180px;margin:0 auto}.topicBackBtn{border:0;background:transparent;color:#2c6091;font-weight:800;font-size:15px;padding:4px 0 14px;cursor:pointer}.topicStudyHeader{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:22px 24px;background:#fff;border:1px solid #dbe4ee;border-radius:18px}.topicStudyHeader h1{margin:4px 0 8px}.topicStudyHeader p{margin:0;color:#66758a}.topicCounter{min-width:112px;text-align:center;background:#f2f6fa;border-radius:14px;padding:12px}.topicCounter b{display:block;font-size:24px}.topicCounter small{color:#66758a}.topicSessionProgress{margin:12px 0 8px}.topicDifficulty .difficultyRow{margin:10px 0 18px}.topicQuizWrap{grid-template-columns:minmax(0,1fr)!important;max-width:900px;margin:0 auto}.topicQuizWrap .quizCard{width:100%}.answerToAdvance{margin-top:12px;text-align:center;color:#718096;font-size:14px}.topicStudyPage .details summary{cursor:pointer;color:#244f78;font-weight:800}.topicStudyPage .feedback{margin-top:18px}
@media(max-width:720px){.topicStudyHeader{padding:18px;flex-direction:column}.topicCounter{width:100%;display:flex;align-items:center;justify-content:space-between;text-align:left}.topicCounter b{font-size:20px}.topicDifficulty .filterRow{overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px}.topicStudyPage .quizCard{padding:16px}.topicStudyPage .quizMeta{gap:6px}.topicStudyPage .quizActions{display:grid;grid-template-columns:1fr;gap:8px}.topicStudyPage .quizActions .btn{width:100%}}

/* ===== V4.3.2 — layout sincronizado, mobile-first ===== */
:root{--sidebar-w:276px;--radius-lg:20px;--radius-md:15px;--soft-blue:#eef5fb;--soft-gold:#f7f2e9}
body{background:#f3f6f9}
.app{grid-template-columns:var(--sidebar-w) minmax(0,1fr)}
.sidebar{background:rgba(249,251,253,.97);backdrop-filter:saturate(130%) blur(16px);border-right:1px solid #dce4ec;width:var(--sidebar-w)}
.sideBrand{padding:14px 14px 13px;text-align:left;display:grid;grid-template-columns:58px 1fr;grid-template-rows:auto auto;column-gap:11px;align-items:center}
.sideBrand img{width:58px;grid-row:1/3;border-radius:14px}.sideBrand b{font-size:11px;margin:0;line-height:1.25}.sideBrand small{font-size:10px;margin:2px 0 0}.nav{padding:12px 10px 18px;gap:12px}.navGroup{display:grid;gap:3px}.navLabel{padding:0 11px 5px;color:#98a2b3;font-size:9px;letter-spacing:.15em;font-weight:900}.nav button,.logout{min-height:42px;border-radius:12px;padding:9px 11px}.nav button:hover,.nav button.active{background:#e9f1f8;border-left:0;padding-left:11px;color:#173f67}.navMainBtn .ico{width:22px}.navChevron{margin-left:auto;color:#8390a0}.subjectsNavGroup{background:#fff;border:1px solid #e2e8ef;border-radius:15px;padding:7px}.subjectsNavGroup>.navLabel{padding-top:4px}.subjectSubnav{display:grid;gap:4px;padding:4px 0 2px}.subjectNavItem{width:100%;display:grid!important;grid-template-columns:32px minmax(0,1fr) 14px;gap:8px!important;align-items:center!important;min-height:52px!important;padding:7px!important;background:transparent!important;border-left:0!important}.subjectNavItem:hover,.subjectNavItem.current{background:#f1f6fb!important}.subjectNavItem.locked{opacity:.6}.subjectNavBadge{height:30px;border-radius:9px;background:#edf4fa;display:grid;place-items:center;font-size:9px;font-weight:900;color:#315f8f}.subjectNavItem.locked .subjectNavBadge{background:#f1f2f4}.subjectNavText{min-width:0;text-align:left}.subjectNavText b,.subjectNavText small{display:block}.subjectNavText b{font-size:11px;line-height:1.2;white-space:normal}.subjectNavText small{font-size:9px;color:#7b8796;margin-top:3px;white-space:normal}.subjectNavArrow{font-size:18px;color:#8090a0}.logout{margin:auto 10px 14px;background:#fff4f4;border:1px solid #f0dddd;color:#953838}
.top{height:68px;padding:0 20px;background:rgba(255,255,255,.92);backdrop-filter:blur(14px)}.content{padding:18px clamp(14px,2.2vw,28px) 30px;max-width:1500px}.homeWelcome{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(260px,.55fr);gap:16px;background:linear-gradient(135deg,#fff 0%,#f6f9fc 60%,#edf4fa 100%);border:1px solid #dfe7ef;border-radius:22px;padding:clamp(22px,3vw,38px);box-shadow:0 16px 42px rgba(34,59,86,.07)}.homeWelcome h1{font-size:clamp(32px,4vw,56px);line-height:1.02;letter-spacing:-.04em;margin:10px 0 12px}.homeWelcome p{max-width:720px;color:#5c6a7b;font-size:16px;line-height:1.6}.homeFocus{align-self:stretch;border:1px solid #d9e4ee;background:rgba(255,255,255,.82);border-radius:17px;padding:18px;display:flex;flex-direction:column;justify-content:center}.homeFocus small{font-size:10px;letter-spacing:.15em;font-weight:900;color:var(--gold)}.homeFocus b{font-size:20px;margin:7px 0}.homeFocus span{color:#6c7a8b;font-size:12px}.homeFocus button{margin-top:14px;border:0;background:transparent;color:#2d628f;font-weight:850;text-align:left;padding:0}.modernStats{margin-top:14px}.homeGrid{display:grid;grid-template-columns:1.25fr .75fr;gap:12px;margin:12px 0 18px}.homeAction{background:#fff;border:1px solid #dfe6ed;border-radius:17px;padding:20px}.homeAction.featured{background:linear-gradient(135deg,#f9fbfd,#eef5fb);border-color:#d3e2ef}.homeAction h2{margin:7px 0 8px}.homeAction p{color:#667487;line-height:1.55;margin:0 0 16px}.subjectsLanding{max-width:900px}.subjectLandingCard{display:grid;grid-template-columns:48px minmax(0,1fr) auto;gap:14px;align-items:center;border:1px solid #dce6ef;background:#fff;border-radius:17px;padding:18px;margin:18px 0}.landingIcon{width:48px;height:48px;border-radius:13px;background:#eaf2f9;display:grid;place-items:center;color:#315f8f;font-size:22px}.subjectLandingCard b,.subjectLandingCard small{display:block}.subjectLandingCard small{margin-top:4px;color:#6d7b8c;line-height:1.4}.mobileSubjectsBtn{white-space:nowrap}
.topicCatalog{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.topicCard{border-radius:17px;padding:17px}.topicStudyPage{max-width:1020px}.topicStudyHeader{border-radius:18px;box-shadow:0 8px 26px rgba(32,58,84,.04)}.quizCard{border-radius:18px}.bottomNav{display:none}
@media(max-width:1180px) and (min-width:901px){:root{--sidebar-w:250px}.sideBrand{grid-template-columns:50px 1fr}.sideBrand img{width:50px}.subjectNavText b{font-size:10.5px}.content{padding:16px}.homeWelcome{grid-template-columns:1fr .52fr}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){body.sidebarOpen:before{content:"";position:fixed;inset:0;background:rgba(15,26,38,.38);z-index:49;backdrop-filter:blur(2px)}.app{display:block}.sidebar{position:fixed;left:0;top:0;bottom:0;width:min(86vw,320px);height:100dvh;transform:translateX(-104%);transition:transform .22s ease;z-index:60;box-shadow:18px 0 50px rgba(14,31,49,.2)}.sidebar.open{left:0;transform:translateX(0)}.sideBrand{position:sticky;top:0;background:rgba(249,251,253,.97);z-index:2}.nav{overflow-y:auto;overscroll-behavior:contain}.hamb{display:block}.top{height:62px;padding:0 13px}.topbrand{display:flex;font-size:11px;align-items:center}.topbrand strong{font-size:14px}.topbrand span{display:none}.profile .avatar{width:36px;height:36px}.profile small{font-size:10px}.content{padding:12px 12px calc(86px + env(safe-area-inset-bottom))}.bottomNav{position:fixed;left:0;right:0;bottom:0;z-index:45;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.97);border-top:1px solid #dce3ea;padding:5px max(5px,env(safe-area-inset-right)) calc(5px + env(safe-area-inset-bottom)) max(5px,env(safe-area-inset-left));box-shadow:0 -8px 26px rgba(27,45,72,.08);backdrop-filter:blur(16px)}.bottomNav button{border:0;background:transparent;color:#657386;display:grid;place-items:center;gap:2px;padding:5px 2px;min-height:50px;border-radius:10px}.bottomNav button span{font-size:19px}.bottomNav button small{font-size:9px;font-weight:750}.bottomNav button.active{color:#254e78;background:#edf4fa}.main{padding-bottom:0}.homeWelcome{grid-template-columns:1fr;padding:22px;border-radius:18px}.homeFocus{min-height:auto}.homeGrid{grid-template-columns:1fr}.modernStats{grid-template-columns:repeat(2,1fr)}.topicCatalog{grid-template-columns:1fr}.subjectLandingCard{grid-template-columns:42px minmax(0,1fr)}.subjectLandingCard .mobileSubjectsBtn{grid-column:1/-1;width:100%}.topicStudyHeader{padding:17px;flex-direction:column}.topicCounter{width:100%;display:flex;justify-content:space-between;align-items:center}.quizWrap{grid-template-columns:1fr}.resourceGrid,.achievementGrid,.securityGrid{grid-template-columns:1fr}}
@media(max-width:600px){.topbrand{display:none}.profile b{max-width:110px}.content{padding-left:10px;padding-right:10px}.homeWelcome{padding:19px 17px}.homeWelcome h1{font-size:34px}.homeWelcome p{font-size:14px}.heroActions{display:grid;grid-template-columns:1fr;gap:8px}.heroActions .btn{width:100%}.modernStats{grid-template-columns:1fr 1fr;gap:8px}.stat{padding:12px}.statIco{width:38px;height:38px}.stat b{font-size:16px}.homeAction{padding:17px}.module{padding:15px}.topicCard{padding:14px}.topicCardHead{align-items:flex-start;flex-direction:column}.topicCounts{gap:6px}.quizCard{padding:14px}.quizMeta{display:flex;flex-wrap:wrap}.sourceStamp{font-size:11px}.question{font-size:16px;line-height:1.45}.alternatives .alt{padding:12px}.quizActions{display:grid;grid-template-columns:1fr;gap:8px}.quizActions .btn{width:100%}.matchingExercise .matchColumns{grid-template-columns:1fr}.definitions{order:2}.matchDefinition{font-size:14px}.authVisual{display:none}.authSide{min-height:100dvh;padding:12px}.authCard{border-radius:18px;padding:22px 18px}.adminTop{position:sticky;top:0}.adminBody{padding:12px}.adminHero{align-items:flex-start;flex-direction:column}.adminStats{grid-template-columns:1fr 1fr}.panelCard{padding:14px}}
@media(max-width:390px){.modernStats{grid-template-columns:1fr}.bottomNav button small{font-size:8px}.profile small{display:none}.homeWelcome h1{font-size:31px}.subjectNavText b{font-size:10.5px}}


/* ===== V4.3.3 — quadro central, tópicos no topo e correção resumida ===== */
.modernStudyPage{max-width:1180px;margin:0 auto;padding-top:12px}.topicTabsWrap{background:#fff;border:1px solid #dbe4ec;border-radius:18px;padding:12px 14px;margin-bottom:12px;box-shadow:0 8px 24px rgba(28,52,78,.045)}.topicTabsLabel{display:flex;align-items:baseline;gap:10px;margin:0 2px 9px}.topicTabsLabel b{color:#172b3e;font-size:13px}.topicTabsLabel small{color:#7c8997;font-size:11px}.topicTabs{display:flex;gap:8px;flex-wrap:wrap}.topicTab{border:1px solid #dce4eb;background:#f8fafc;color:#5d6b79;border-radius:12px;padding:9px 12px;min-height:46px;display:grid;align-content:center;gap:2px;text-align:left;cursor:pointer;transition:.16s}.topicTab span{font-size:12px;font-weight:850;white-space:nowrap}.topicTab small{font-size:9px;color:#8994a0}.topicTab:hover{border-color:#aabfd2;background:#f2f6fa}.topicTab.active{background:#2f6695;border-color:#2f6695;color:#fff;box-shadow:0 6px 16px rgba(47,102,149,.2)}.topicTab.active small{color:#dbeaf7}.selectedTopicBar{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;padding:14px 4px 10px}.selectedTopicBar h1{font-size:24px;margin:2px 0 4px;color:#15283a}.selectedTopicBar p{margin:0;color:#708090;font-size:12px}.topicMiniProgress{min-width:82px;border:1px solid #dbe4ec;background:#fff;border-radius:13px;padding:8px 10px;text-align:center}.topicMiniProgress b{display:block;font-size:17px;color:#1f4e79}.topicMiniProgress small{font-size:9px;color:#7e8995}.difficultyBar{display:flex;align-items:center;gap:10px;margin:0 0 12px;padding:0 4px}.difficultyBar>span{font-size:11px;font-weight:850;color:#697989;text-transform:uppercase;letter-spacing:.08em}.difficultySegments{display:flex;background:#eef3f7;border-radius:11px;padding:3px;gap:2px}.difficultySegments button{border:0;background:transparent;color:#667585;border-radius:8px;padding:7px 10px;font-size:11px;font-weight:800;cursor:pointer}.difficultySegments button.active{background:#fff;color:#24547f;box-shadow:0 2px 8px rgba(33,68,98,.1)}.sessionProgress{margin:0 4px 10px}.studyQuestionBoard,.studyEmptyBoard{background:#fff;border:1px solid #d8e2eb;border-radius:20px;box-shadow:0 12px 34px rgba(28,52,78,.065);padding:24px;scroll-margin-top:78px}.studyEmptyBoard{min-height:300px;display:grid;place-items:center;text-align:center;align-content:center;color:#718092}.studyEmptyBoard>div{font-size:34px}.studyEmptyBoard h2{margin:8px 0 4px;color:#20364b}.studyEmptyBoard p{max-width:560px;margin:0}.questionBoardTop{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding-bottom:14px;border-bottom:1px solid #edf1f5;margin-bottom:16px}.questionBoardTop .sourceStamp{margin:0;max-width:55%;text-align:right}.studyQuestionBoard .question{font-size:20px;line-height:1.5;font-weight:760;color:#152637;margin:18px 0}.modernAlternatives{display:grid;gap:10px}.modernAlternatives .alt{display:grid;grid-template-columns:38px minmax(0,1fr);align-items:start;text-align:left;gap:10px;border-radius:14px;padding:13px 14px;min-height:62px}.altBody{display:grid;gap:6px}.altText{line-height:1.4}.inlineCorrection{display:block;font-size:11px;line-height:1.35;font-weight:700}.correctMini{color:#20734f}.wrongMini{color:#934141}.alt.explainedWrong{border-color:#e8dede;background:#fffafa}.alt.explainedWrong .letter{background:#f5eded;color:#8d4a4a}.modernVF{display:grid;gap:11px}.modernVF .vfRow{border-radius:14px;padding:13px;border:1px solid #e0e7ee}.modernVF .vfRowWrong{background:#fffafa;border-color:#edd2d2}.modernVF .vfRowCorrect{background:#f8fcfa}.vfInlineCorrection{display:block;margin-top:8px;font-size:11px;line-height:1.4;font-weight:750}.vfInlineCorrection.bad{color:#923d3d}.vfInlineCorrection.ok{color:#24704f}.compactFeedback{margin-top:16px;padding:12px 14px;border-radius:13px}.compactFeedback span{font-size:12px}.answerKey{margin-top:10px;border:1px solid #d5e2ed;background:#f4f8fb;border-radius:14px;padding:12px 14px;display:grid;gap:3px}.answerKey span{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#6e8193;font-weight:850}.answerKey b{font-size:14px;color:#163d62}.commentedAnswer{margin-top:10px;border-radius:14px}.commentedAnswer summary{font-weight:850;color:#244f78}.commentedAnswer summary span{font-weight:600;color:#8694a2;font-size:11px;margin-left:4px}.boardActions{margin-top:16px;border-top:1px solid #edf1f5;padding-top:14px;display:flex;justify-content:flex-end;gap:8px}.answerToAdvance{margin-top:12px;padding:10px;border-radius:10px;background:#f6f8fa;text-align:center;color:#738292;font-size:11px}.modernMatching .matchResult{line-height:1.4}.modernStudyPage .legal{margin-top:12px}
@media(max-width:900px){.modernStudyPage{max-width:none;padding-top:2px}.topicTabsWrap{border-radius:15px;padding:10px;margin-bottom:9px}.topicTabs{flex-wrap:nowrap;overflow-x:auto;scroll-snap-type:x proximity;padding-bottom:3px;-webkit-overflow-scrolling:touch}.topicTabs::-webkit-scrollbar{display:none}.topicTab{flex:0 0 auto;scroll-snap-align:start;min-height:44px;padding:8px 11px}.topicTab span{font-size:11px}.selectedTopicBar{align-items:center;padding:9px 2px}.selectedTopicBar h1{font-size:20px}.studyQuestionBoard,.studyEmptyBoard{border-radius:16px;padding:16px}.questionBoardTop{display:grid;gap:8px}.questionBoardTop .sourceStamp{max-width:none;text-align:left}.studyQuestionBoard .question{font-size:17px}.difficultyBar{overflow-x:auto;padding-bottom:2px}.difficultySegments{flex:0 0 auto}.boardActions{display:grid;grid-template-columns:1fr 1fr}.boardActions .btn{width:100%}.modernAlternatives .alt{grid-template-columns:34px minmax(0,1fr);padding:12px}.matchingExercise .matchColumns{grid-template-columns:1fr}.definitions{order:2}}
@media(max-width:560px){.topicTabsLabel small{display:none}.topicTabsWrap{margin-left:-2px;margin-right:-2px}.selectedTopicBar{align-items:flex-start}.selectedTopicBar h1{font-size:18px;line-height:1.2}.selectedTopicBar p{font-size:10.5px}.topicMiniProgress{min-width:68px;padding:7px}.difficultyBar{display:grid;gap:5px}.difficultySegments{width:max-content}.studyQuestionBoard{padding:13px}.studyQuestionBoard .question{font-size:16px;margin:14px 0}.modernAlternatives .alt{border-radius:12px;padding:11px;min-height:58px}.inlineCorrection{font-size:10.5px}.boardActions{grid-template-columns:1fr}.answerKey b{font-size:13px}.commentedAnswer summary{font-size:13px}}