/* R97 browser workspace. Study data and theme choices remain shared with Android. */
html[data-pwa]{--web-rail:224px;scroll-behavior:auto}
html[data-pwa][data-theme="legado"]{--bg:#0e1119;--panel:#171c27;--raised:#202736;--card:#171c27;--line:#303849;--ink:#f0f2f7;--muted:#aeb6c6;--gold:#edc887;--brand:#ad233e}
html[data-pwa] body{background:var(--bg);background-image:none!important;min-width:320px}
html[data-pwa] body::before,html[data-pwa] body::after,html[data-pwa] #app>main::before,html[data-pwa] #app>main::after{display:none!important}
html[data-pwa] #app>main{background:none;isolation:auto}
html[data-pwa] h1,html[data-pwa] h2,html[data-pwa] .studio-hero strong,html[data-pwa] .rail-title{font-family:NunitoStudent,system-ui,sans-serif}
html[data-pwa] button,html[data-pwa] a{transition:background-color .15s,border-color .15s,opacity .15s;touch-action:manipulation}
html[data-pwa] .card,html[data-pwa] .book,html[data-pwa] .reading-book{box-shadow:none}
html[data-pwa] .profile-flip,html[data-pwa] .profile-face,html[data-pwa] .reactor-emblem{animation:none!important;filter:none!important}
html[data-pwa] .profile-initial{display:none}
html[data-pwa] .profile-emblem{transform:none!important}
html[data-pwa] .brand-title .jarvis-label{display:none}
.skip-link{position:fixed;top:-70px;left:16px;z-index:10000;padding:12px;background:var(--ink);color:var(--bg);border-radius:8px}
.skip-link:focus{top:12px}
.app-loading{position:fixed;inset:0;z-index:8000;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;background:#0e1119;color:#b7c0d2;font:13px system-ui,sans-serif}
.app-loading img{width:100px;height:100px;object-fit:contain}.app-loading span{padding:0 20px;text-align:center}
html[data-ready="true"] .app-loading{display:none}
.workspace-rail{display:none}
.studio-hero{display:grid;grid-template-columns:minmax(0,1fr) 150px;gap:24px;align-items:center;padding:32px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(110deg,color-mix(in srgb,var(--brand) 17%,var(--panel)),var(--panel));margin:18px 0 26px;overflow:hidden}
.studio-hero .studio-kicker{font-size:10px;font-weight:800;letter-spacing:2px;color:var(--gold)}
.studio-hero h2{font-size:34px;line-height:1.15;letter-spacing:-1.1px;margin:12px 0}
.studio-hero p{font-size:14px;max-width:510px;margin:0 0 22px}
.studio-hero .studio-actions{display:flex;flex-wrap:wrap;gap:10px}
.studio-actions .primary,.studio-actions .secondary{width:auto;padding:13px 21px;min-height:46px}
.studio-hero .studio-reactor{width:150px;height:150px;object-fit:contain;filter:none}
.studio-local{display:inline-flex;align-items:center;gap:7px;font-size:11px;margin-top:18px;color:var(--muted)}
.status-light{width:7px;height:7px;border-radius:50%;background:#8ac6a2;display:inline-block;flex:none}
.status-light.offline{background:#edc887}
.web-exam-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:24px;align-items:start}
.web-exam-stack{min-width:0}
.web-exam-aside{display:none}
.web-focus-note{border:1px solid var(--line);border-radius:18px;padding:25px;background:var(--panel)}
.web-focus-note .note-label{font-size:10px;letter-spacing:1.5px;color:var(--gold);font-weight:800}
.web-focus-note h3{font-size:21px;margin:12px 0;font-family:NunitoStudent,system-ui,sans-serif}
.web-focus-note p{font-size:13px;line-height:1.75;margin:12px 0}
.web-focus-note ol{margin:20px 0;padding-left:20px;color:var(--muted);font-size:13px;line-height:2.1}
.web-focus-note kbd,.web-shortcuts kbd{font:11px ui-monospace,monospace;padding:3px 6px;border:1px solid var(--line);border-radius:5px;background:var(--bg);color:var(--ink)}
.web-focus-note .note-foot{border-top:1px solid var(--line);padding-top:18px;margin-bottom:0;font-size:11px}
.web-apk-card{margin:24px 0;padding:22px;border:1px solid var(--line);border-radius:16px;background:var(--panel)}
.web-apk-card h3{margin:0 0 8px}.web-apk-card p{font-size:13px;margin:0 0 15px}
.web-apk-card a{display:inline-flex;font-size:13px;gap:8px;align-items:center;font-weight:700}
.web-shortcuts{color:var(--muted);font-size:11px;line-height:2;display:none}
.pwa-statusbar{position:fixed;right:22px;bottom:18px;z-index:60;display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end;max-width:calc(100vw - 32px);pointer-events:none}
.pwa-statusbar:empty{display:none}
html[data-pwa] .in-session .pwa-statusbar,html[data-pwa] .reader-view .pwa-statusbar{display:none}
.pwa-statusbar button,.pwa-statusbar>span{pointer-events:auto;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px 14px;font-size:12px;color:var(--ink);box-shadow:0 4px 18px #0002;max-width:100%}
.pwa-statusbar button{color:var(--gold);font-weight:700}
.pwa-statusbar button[hidden],.pwa-statusbar>span[hidden]{display:none}
.pwa-help-dialog{max-width:450px;width:calc(100% - 32px);padding:25px;background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:20px}
.pwa-help-dialog::backdrop{background:#04060bb8}.pwa-help-dialog h2{margin-top:0}.pwa-help-dialog p{font-size:14px}
.pwa-pdf-dialog{width:min(1440px,calc(100% - 40px));height:calc(100dvh - 40px);max-width:none;max-height:none;padding:0;border:1px solid var(--line);border-radius:15px;background:var(--panel);color:var(--ink);overflow:hidden}
.pwa-pdf-dialog::backdrop{background:#03050bc9}.pwa-pdf-toolbar{height:60px;display:flex;align-items:center;gap:16px;padding:12px 20px;border-bottom:1px solid var(--line)}
.pwa-pdf-toolbar strong{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px}.pwa-pdf-toolbar a,.pwa-pdf-toolbar button{font-size:12px;white-space:nowrap;padding:9px;color:var(--gold)}
.pwa-pdf-dialog iframe{display:block;width:100%;height:calc(100% - 60px);border:0;background:white}
html[data-pwa] .cloud-preferences{display:none}
html[data-pwa] .book-exam-card,html[data-pwa] .admission-card{min-width:0}
html[data-pwa] .welcome-notice{font-family:NunitoStudent,system-ui,sans-serif}
html[data-pwa] .web-account-hint{margin:0 0 20px;padding:12px 15px;border-radius:12px;border:1px solid var(--line);font-size:13px;color:var(--muted)}
@media(min-width:1000px){
 html[data-pwa="desktop"]{--app-nav-height:0px!important}
 html[data-pwa="desktop"] #app{margin-left:var(--web-rail)}
 html[data-pwa="desktop"] #app>main{width:100%;max-width:1440px;padding:32px 44px 70px;margin:0 auto;min-height:100dvh}
 html[data-pwa="desktop"] .workspace-rail{display:flex;position:fixed;inset:0 auto 0 0;width:var(--web-rail);z-index:30;background:var(--panel);border-right:1px solid var(--line);padding:30px 20px 24px;flex-direction:column}
 .rail-brand{display:flex;gap:10px;align-items:center}.rail-brand img{width:38px;height:38px;object-fit:contain}.rail-title{font-size:16px;font-weight:900;line-height:1.25;letter-spacing:-.3px}.rail-title small{display:block;font:9px system-ui,sans-serif;color:var(--muted);letter-spacing:2.4px;margin-top:6px}
 .rail-section{font-size:9px;letter-spacing:2px;color:var(--muted);margin:43px 12px 0}
 .rail-footer{margin-top:auto;padding:20px 10px 0;border-top:1px solid var(--line)}
 .rail-footer .rail-state{font-size:12px;display:flex;gap:7px;align-items:center;color:var(--ink)}.rail-footer p{font-size:11px;line-height:1.7;margin:9px 0 0}
 html[data-pwa="desktop"] #app .nav{position:fixed;inset:153px auto auto 14px;z-index:40;display:flex;flex-direction:column;align-items:stretch;gap:6px;width:calc(var(--web-rail) - 28px);height:auto;max-width:none;padding:0;border:0;border-radius:0;transform:none;background:none;box-shadow:none;backdrop-filter:none}
 html[data-pwa="desktop"] #app .nav button{display:flex;flex-direction:row;justify-content:flex-start;gap:13px;text-align:left;width:100%;min-height:46px;padding:12px 16px;border-radius:11px;border:1px solid transparent;background:transparent;color:var(--muted);font-size:13px;font-weight:600;letter-spacing:0}
 html[data-pwa="desktop"] #app .nav button::after,html[data-pwa="desktop"] #app .nav button::before{display:none}
 html[data-pwa="desktop"] #app .nav button svg{width:19px;height:19px;color:inherit}
 html[data-pwa="desktop"] #app .nav button.active{background:color-mix(in srgb,var(--brand) 17%,var(--panel));border-color:color-mix(in srgb,var(--brand) 32%,var(--line));color:var(--ink)}
 html[data-pwa="desktop"] #app .nav button:hover{background:var(--raised);color:var(--ink)}
 html[data-pwa="desktop"] .top{margin:0 0 30px;padding:0 0 21px;border:0;border-bottom:1px solid var(--line);background:none;box-shadow:none}
 html[data-pwa="desktop"] .top .brand strong{font-size:14px}.top .app-version{font-size:10px}
 html[data-pwa="desktop"] .home-greeting{margin:0 0 22px}html[data-pwa="desktop"] .home-greeting h1{font-size:29px}
 html[data-pwa="desktop"] #app .books{grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}
 html[data-pwa="desktop"] #app .book{border-radius:16px;transform:none}
 html[data-pwa="desktop"] #app .cover-wrap{height:180px;padding:19px;background:color-mix(in srgb,var(--raised) 55%,var(--panel))}
 html[data-pwa="desktop"] #app .book-info{padding:17px;min-height:173px}.book-info strong{overflow-wrap:anywhere}
 html[data-pwa="desktop"] #app .book strong{font-size:13px}
 html[data-pwa="desktop"] #app .training-shortcuts{display:grid;grid-template-columns:1fr;max-width:none}
 html[data-pwa="desktop"] #app .training-shortcuts button{width:100%;padding:19px 22px;border-radius:15px;background:var(--panel)}
 html[data-pwa="desktop"] #app .reading-book{max-width:none;padding:22px;gap:25px}
 html[data-pwa="desktop"] #app .reading-book>img{width:80px;height:110px;object-fit:contain}
 html[data-pwa="desktop"] .web-exam-layout{grid-template-columns:minmax(0,1fr) 260px;gap:30px}
 html[data-pwa="desktop"] .web-exam-aside{display:block;position:sticky;top:30px;padding-top:17px}
 html[data-pwa="desktop"] #app .admission-card,html[data-pwa="desktop"] #app .book-exam-card{padding:30px;border-radius:20px}
 html[data-pwa="desktop"] .admission-heading h2{font-size:38px}
 html[data-pwa="desktop"] .web-shortcuts{display:block}
 html[data-pwa="desktop"] #app .reading-books{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
 html[data-pwa="desktop"] .reader-text{max-width:900px;margin:0 auto}
 html[data-pwa="desktop"] .reader-toolbar{padding:16px 28px}.reader-controls{max-width:900px;margin-left:auto;margin-right:auto}
 html[data-pwa="desktop"] .access-screen{max-width:520px;width:100%;margin:auto;padding:36px 0}
 html[data-pwa="desktop"] .access-view #app,html[data-pwa="desktop"] .in-session #app,html[data-pwa="desktop"] .countdown-view #app,html[data-pwa="desktop"] .reader-view #app{margin-left:0}
 html[data-pwa="desktop"] .access-view .workspace-rail,html[data-pwa="desktop"] .in-session .workspace-rail,html[data-pwa="desktop"] .countdown-view .workspace-rail,html[data-pwa="desktop"] .reader-view .workspace-rail{display:none}
 html[data-pwa="desktop"] .access-view #app>main{max-width:650px;display:grid;place-items:center;padding:30px}
 html[data-pwa="desktop"] .in-session #app>main{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);column-gap:44px;row-gap:20px;align-content:start;max-width:1320px;padding:28px 50px 120px}
 html[data-pwa="desktop"] .in-session .session-header,html[data-pwa="desktop"] .in-session .quiz-mode{grid-column:1/-1}
 html[data-pwa="desktop"] .in-session .session-header{position:relative;top:auto;display:flex;gap:16px;padding:0 0 20px;background:none;border-bottom:1px solid var(--line)}
 html[data-pwa="desktop"] .in-session .session-header .session-tools{margin-left:auto}
 html[data-pwa="desktop"] .in-session .session-header .exam-submit-top{width:auto;font-size:12px}
 html[data-pwa="desktop"] .in-session #app>main>.question{grid-column:1;grid-row:3;align-self:start;margin:0;font-size:calc(23px * var(--question-scale,1));line-height:1.75;position:sticky;top:24px;width:100%;max-width:none;padding:30px;border-radius:18px;border:1px solid var(--line);background:var(--panel);overflow-wrap:anywhere}
 html[data-pwa="desktop"] .in-session .answers{grid-column:2;grid-row:3;margin:0;min-width:0;width:100%;max-width:none}
 html[data-pwa="desktop"] .in-session .answer{padding:19px 20px;min-height:65px;border-radius:13px;box-shadow:none;transform:none}
 html[data-pwa="desktop"] .in-session .session-actions,html[data-pwa="desktop"] .in-session .next-question,html[data-pwa="desktop"] .in-session #app>main>.tip,html[data-pwa="desktop"] .in-session #app>main>.answer-note{grid-column:2}
 html[data-pwa="desktop"] .in-session #app>main>details{grid-column:1/-1;margin-top:15px}
 html[data-pwa="desktop"] .in-session .session-progress{left:50%;right:auto;transform:translateX(-50%);width:min(1220px,calc(100% - 100px));max-width:none;padding:16px 24px;bottom:0;border:1px solid var(--line);border-radius:15px 15px 0 0;background:var(--panel);backdrop-filter:none}
 html[data-pwa="desktop"] .settings-layout{max-width:1100px;margin:auto}
}
@media(min-width:1450px){html[data-pwa="desktop"] .web-exam-layout{grid-template-columns:minmax(0,1fr) 310px}html[data-pwa="desktop"] .web-exam-aside{padding-top:17px}.studio-hero{padding:36px 40px;grid-template-columns:minmax(0,1fr) 190px}.studio-hero .studio-reactor{width:190px;height:190px}}
@media(min-width:1000px) and (max-height:760px){html[data-pwa="desktop"] .rail-footer{display:none}html[data-pwa="desktop"] #app .nav{max-height:calc(100dvh - 175px);overflow-y:auto}}
@media(max-width:999px){
 html[data-pwa] #app>main{max-width:760px;padding:22px 20px calc(100px + env(safe-area-inset-bottom))}
 html[data-pwa] .studio-hero{padding:24px;grid-template-columns:minmax(0,1fr) 110px;gap:14px}.studio-hero h2{font-size:29px}.studio-hero .studio-reactor{width:110px;height:110px}
 html[data-pwa] .nav{backdrop-filter:none;box-shadow:0 -4px 20px #0002;padding-bottom:env(safe-area-inset-bottom);background:var(--panel)}
 html[data-pwa] .pwa-statusbar{bottom:calc(88px + env(safe-area-inset-bottom));right:14px}
 html[data-pwa] .in-session .pwa-statusbar,html[data-pwa] .reader-view .pwa-statusbar{display:none}
 html[data-pwa] .nav .desktop-nav-only{display:none}
}
html[data-pwa="mobile"] #app>main{max-width:720px}
html[data-pwa="mobile"] .nav{left:0;right:0;top:auto;bottom:0;width:100%;max-width:720px;margin-inline:auto;transform:none}
html[data-pwa="mobile"] .studio-hero{padding:23px;grid-template-columns:minmax(0,1fr) 100px;gap:8px}
html[data-pwa="mobile"] .studio-hero h2{font-size:29px}
html[data-pwa="mobile"] .studio-hero p{font-size:13px}
html[data-pwa="mobile"] .studio-hero .studio-reactor{width:100px;height:100px}
html[data-pwa="mobile"] .studio-actions{grid-column:1/-1}
html[data-pwa="mobile"] .pwa-statusbar{bottom:calc(88px + env(safe-area-inset-bottom))}
@media(max-width:480px){
 .pwa-pdf-dialog{width:100%;height:100dvh;border:0;border-radius:0}.pwa-pdf-toolbar{padding:10px;gap:5px}
 html[data-pwa] #app>main{padding-left:16px;padding-right:16px}
 html[data-pwa] .studio-hero{position:relative;display:block;padding:23px 21px}.studio-hero .studio-kicker{font-size:9px;letter-spacing:1.3px}
 html[data-pwa] .studio-hero h2{font-size:29px;padding-right:45px}.studio-hero p{font-size:13px}
 html[data-pwa] .studio-hero .studio-reactor{position:absolute;width:75px;height:75px;top:14px;right:7px;opacity:.55;pointer-events:none}
 html[data-pwa] .studio-actions{gap:8px}.studio-actions .primary,.studio-actions .secondary{padding:12px 13px;font-size:12px}
 html[data-pwa] .top .brand strong{font-size:14px}html[data-pwa] .top-actions{gap:4px}
 html[data-pwa] .nav{gap:0;left:0;right:0;width:100%;max-width:none;border-radius:14px 14px 0 0}
 html[data-pwa] .nav button{font-size:9px;padding:10px 3px;min-width:0;flex:1}
 html[data-pwa] .nav button svg{width:20px;height:20px}
 html[data-pwa] .book strong{font-size:12px}
 html[data-pwa] .book-exam-card,html[data-pwa] .admission-card{padding:22px 19px}
 html[data-pwa] .book-exam-selector select{width:100%;max-width:100%}
}
@media(prefers-reduced-motion:reduce){html[data-pwa] *,html[data-pwa] *::before,html[data-pwa] *::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}