:root{
  --ink:#15304D; --ink-2:#44607d; --paper:#F5F8FB; --surface:#FFFFFF; --line:#DCE4EC;
  --teams:#4F52B2; --onedrive:#1F6FD1; --sp:#00897A; --amber:#C77D12; --amber-bg:#FDF1DC;
  --ok:#1E7F4F; --ok-bg:#E3F4EA; --muted:#6B7F93; --focus:#F2A541; --sun:#E9A23B;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ink:#E6EEF6; --ink-2:#AFC2D4; --paper:#0F1B28; --surface:#172636; --line:#2A3D52;
    --teams:#8E91F0; --onedrive:#62A6F5; --sp:#3CC7B4; --amber:#F2A541; --amber-bg:#3A2C14;
    --ok:#5BD08F; --ok-bg:#153524; --muted:#8FA3B7; --sun:#F2B458;
  }
}
:root[data-theme="dark"]{
  --ink:#E6EEF6; --ink-2:#AFC2D4; --paper:#0F1B28; --surface:#172636; --line:#2A3D52;
  --teams:#8E91F0; --onedrive:#62A6F5; --sp:#3CC7B4; --amber:#F2A541; --amber-bg:#3A2C14;
  --ok:#5BD08F; --ok-bg:#153524; --muted:#8FA3B7; --sun:#F2B458;
}
*,*::before,*::after{box-sizing:inherit}
html{height:100%;scroll-padding-top:env(safe-area-inset-top,0px)}
body{margin:0;min-height:100%;background:var(--paper);color:var(--ink);
  font:16px/1.55 "Atkinson Hyperlegible",system-ui,-apple-system,"Segoe UI",sans-serif}
h1,h2,h3{font-family:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;line-height:1.15;margin:0}
h1{font-size:clamp(1.7rem,4vw,2.4rem);font-weight:700;letter-spacing:-.01em}
h2{font-size:1.35rem;font-weight:700}
h3{font-size:1.05rem;font-weight:500}
p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.small{font-size:.875rem}

.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--surface);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:16px;min-height:60px;flex-wrap:wrap;padding-block:8px}
.brand{display:flex;align-items:center;gap:10px}
.brand b{font-family:"Bricolage Grotesque",sans-serif;font-weight:700;font-size:1.25rem;letter-spacing:.01em}
.brand span{font-size:.8rem;color:var(--muted);border-left:1px solid var(--line);padding-left:10px}
.switch{margin-left:auto;display:flex;border:1px solid var(--line);border-radius:999px;padding:3px;gap:2px;background:var(--paper);flex-wrap:wrap}
.switch button{border:0;background:none;padding:6px 14px;border-radius:999px;cursor:pointer;font-size:.9rem}
.switch button[aria-pressed="true"]{background:var(--ink);color:var(--surface)}
.mockhint{font-size:.78rem;color:var(--muted)}

.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:var(--surface);padding:9px 16px;border-radius:8px;cursor:pointer}
.btn.primary{background:var(--ink);color:var(--surface);border-color:var(--ink)}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.btn.ms{background:#fff;color:#1b1b1b;border-color:#8c8c8c;border-radius:2px;font-family:"Segoe UI",system-ui,sans-serif;font-weight:600}
.btn.link{border:0;background:none;padding:0;color:var(--onedrive);text-decoration:underline;cursor:pointer}
.btn.sm{padding:6px 12px;font-size:.875rem}

main{padding:28px 0 64px}
section.view{display:none}
section.view.on{display:block}

.login{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;min-height:70vh}
.login .pitch h1{font-size:clamp(2rem,5vw,3.2rem);max-width:14ch}
.login .pitch p{margin-top:16px;max-width:46ch;color:var(--ink-2);font-size:1.1rem}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px}
.panel h2{margin-bottom:6px}
.stack{display:grid;gap:14px}
.divider{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.85rem}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}
label{display:grid;gap:4px;font-size:.9rem}
input[type=text],input[type=email],input[type=url],select,textarea{border:1px solid var(--line);background:var(--paper);border-radius:8px;padding:9px 12px;width:100%}
textarea{min-height:80px;resize:vertical}

/* Signature: one segment per lesson, then the exam as a diamond */
.track{display:flex;gap:3px;align-items:center;height:14px}
.track i{flex:1;height:100%;border-radius:3px;background:var(--line)}
.track i.done{background:var(--c)}
.track i.now{background:repeating-linear-gradient(90deg,var(--c) 0 4px,transparent 4px 7px);outline:1px solid var(--c)}
.track .ex{flex:none;width:16px;height:16px;margin-left:5px;transform:rotate(45deg) scale(.8);border:2px solid var(--line);background:var(--surface)}
.track .ex.open{border-color:var(--c)}
.track .ex.pass{border-color:var(--c);background:var(--c)}
.track .ex.fail{border-color:var(--amber);background:var(--amber-bg)}
.track.thin{height:8px;gap:2px}
.track.thin .ex{width:11px;height:11px;margin-left:3px;border-width:2px}

.path{display:grid;margin-top:18px}
.course{display:grid;grid-template-columns:200px 1fr 250px;gap:18px;align-items:center;padding:18px 0;border-top:1px solid var(--line)}
.course:last-child{border-bottom:1px solid var(--line)}
.course .name{display:flex;align-items:center;gap:10px}
.course .act{display:flex;gap:10px;align-items:center;justify-content:flex-end;flex-wrap:wrap}
.dot{width:12px;height:12px;border-radius:50%;background:var(--c);flex:none}
.pct{font-variant-numeric:tabular-nums;min-width:4ch;text-align:right;font-weight:700}
.exstate{font-size:.8rem;color:var(--muted)}

.resume{display:flex;gap:18px;align-items:center;background:var(--surface);border:1px solid var(--line);border-left:6px solid var(--c);border-radius:10px;padding:18px 20px;margin-top:22px;flex-wrap:wrap}
.resume .grow{flex:1;min-width:200px}
.notice{display:flex;gap:12px;align-items:flex-start;background:var(--amber-bg);border-radius:10px;padding:14px 16px;margin-top:14px}
.notice svg{flex:none;margin-top:2px}
.notice .grow{flex:1}

.homegrid{display:grid;grid-template-columns:1fr 320px;gap:36px;margin-top:36px;align-items:start}
.side{display:grid;gap:26px}
.badges{display:grid;grid-template-columns:repeat(4,1fr);gap:10px 6px;margin-top:12px}
.badge{display:grid;justify-items:center;gap:4px;text-align:center;font-size:.72rem;line-height:1.25;color:var(--ink-2)}
.badge.locked{color:var(--muted)}
.badge.locked svg{opacity:.35;filter:grayscale(1)}
.cert{border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:18px}
.cert .steps{display:flex;gap:6px;margin:12px 0}
.cert .steps i{flex:1;height:8px;border-radius:4px;background:var(--line)}
.cert .steps i.pass{background:var(--c)}

.lesson{display:grid;grid-template-columns:1fr 300px;gap:28px;margin-top:18px}
.player{aspect-ratio:16/9;background:#0e1a27;border-radius:12px;position:relative;overflow:hidden;display:grid;place-items:center;color:#fff}
.player .scene{position:absolute;inset:0;display:grid;place-items:center;opacity:.25;font-family:"Bricolage Grotesque";font-size:clamp(1.4rem,5vw,3rem);padding:20px;text-align:center}
.player button{position:relative;width:72px;height:72px;border-radius:50%;border:0;background:#fff;cursor:pointer;display:grid;place-items:center}
.player .bar{position:absolute;left:0;right:0;bottom:0;height:6px;background:rgba(255,255,255,.18)}
.player .bar b{display:block;height:100%;width:0;background:var(--focus);transition:width .4s}
.player .time{position:absolute;right:14px;bottom:14px;font-size:.85rem;opacity:.85}
.player .voice{position:absolute;left:14px;bottom:14px;font-size:.78rem;opacity:.75}
.meta{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:10px}
.lessonlist{list-style:none;margin:0;padding:0;border:1px solid var(--line);border-radius:12px;background:var(--surface);overflow:hidden;align-self:start}
.lessonlist li{display:flex;gap:10px;align-items:flex-start;padding:11px 14px;border-top:1px solid var(--line);cursor:pointer}
.lessonlist li:first-child{border-top:0}
.lessonlist li[aria-current="true"]{background:var(--paper);font-weight:700}
.lessonlist .st{flex:none;width:20px;height:20px;border-radius:50%;border:2px solid var(--line);margin-top:2px}
.lessonlist .st.done{background:var(--c);border-color:var(--c)}
.lessonlist .dur{margin-left:auto;color:var(--muted);font-size:.85rem;font-variant-numeric:tabular-nums}
.lessonlist li.exam{background:var(--paper)}
.lessonlist li.exam .st{border-radius:2px;transform:rotate(45deg) scale(.8)}

.tasks{margin-top:26px}
.tasks .thead{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;flex-wrap:wrap}
.task{margin-top:14px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:20px}
.task header{display:flex;gap:12px;align-items:baseline;flex-wrap:wrap;margin-bottom:10px}
.task .n{font-family:"Bricolage Grotesque";font-weight:700;color:var(--muted)}
.task .kind{font-size:.8rem;color:var(--muted)}
.fb{font-size:.9rem;margin-top:10px;min-height:1.4em}
.fb.ok{color:var(--ok)} .fb.no{color:var(--amber)}
.tag{display:inline-block;padding:2px 9px;border-radius:999px;font-size:.8rem;border:1px solid var(--line);white-space:nowrap}
.tag.ok{background:var(--ok-bg);color:var(--ok);border-color:transparent}
.tag.warn{background:var(--amber-bg);color:var(--amber);border-color:transparent}
.tag.fit{background:var(--paper);border-color:var(--line);color:var(--ink-2)}

.sort{display:grid;gap:8px}
.sort .it{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;border:1px solid var(--line);border-radius:8px;padding:10px 12px;background:var(--paper)}
.sort .it.right{border-color:var(--ok)} .sort .it.wrong{border-color:var(--amber)}
.seg{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;background:var(--surface)}
.seg button{border:0;background:none;padding:5px 12px;cursor:pointer;font-size:.875rem}
.seg button+button{border-left:1px solid var(--line)}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--surface)}

.opts{display:grid;gap:8px;margin-top:12px}
.opt{text-align:left;border:1px solid var(--line);background:var(--paper);border-radius:8px;padding:10px 14px;cursor:pointer}
.opt.right{border-color:var(--ok);background:var(--ok-bg)}
.opt.wrong{border-color:var(--amber);background:var(--amber-bg)}
.opt[aria-pressed="true"]{border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}

/* Fake screens for click paths — neutral grey so they read as "the other app" */
.screen{margin-top:12px;border-radius:10px;overflow:hidden;border:1px solid #c9cfd6;background:#fff;color:#1f1f1f;font:14px/1.4 "Segoe UI",system-ui,-apple-system,sans-serif;max-width:560px}
.screen .bar{display:flex;gap:6px;align-items:center;padding:8px 10px;background:#eef1f4;border-bottom:1px solid #d6dbe0;font-size:12px;color:#555}
.screen .bar i{width:10px;height:10px;border-radius:50%;background:#cfd5db}
.screen .body{position:relative;padding:12px;min-height:210px}
.screen .file{display:flex;gap:10px;align-items:center;padding:8px 10px;border-radius:4px;background:#dfeaf7}
.screen .file .ic{width:22px;height:26px;border-radius:2px;background:#1d6f42}
.screen .row2{display:flex;gap:10px;align-items:center;padding:8px 10px;color:#666}
.screen .row2 .ic{width:22px;height:26px;border-radius:2px;background:#2b579a;opacity:.7}
.ctx{position:absolute;left:44%;top:30px;background:#fff;border:1px solid #cfd5db;border-radius:6px;box-shadow:0 6px 18px rgba(0,0,0,.14);min-width:200px;padding:4px}
.ctx button{display:block;width:100%;text-align:left;border:0;background:none;padding:7px 12px;border-radius:4px;cursor:pointer;font:inherit;color:#1f1f1f}
.ctx button:hover{background:#eef3f8}
.ctx button.hit{background:#dff3e7;outline:2px solid #1E7F4F}
.ctx button.miss{background:#fdf1dc;outline:2px solid #C77D12}
.ctx hr{border:0;border-top:1px solid #e3e7eb;margin:4px 0}
.ipad .body{background:#f7f7f9}
.ipad .tile{width:120px;border-radius:10px;background:#fff;border:1px solid #e1e3e8;padding:10px;display:grid;gap:6px;font-size:12px}
.ipad .tile .ic{height:60px;border-radius:6px;background:#1d6f42}
.ipad .ctx{left:150px;top:18px;border-radius:12px}
.devsw{display:flex;gap:8px;align-items:center;margin-top:8px;font-size:.875rem}

/* Exam */
.exam{max-width:680px;margin-top:18px}
.exam .qhead{display:flex;justify-content:space-between;gap:12px;align-items:center;margin:18px 0 8px}
.exam .qbar{display:flex;gap:3px;margin-bottom:18px}
.exam .qbar i{flex:1;height:6px;border-radius:3px;background:var(--line)}
.exam .qbar i.on{background:var(--c)}
.result{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px;margin-top:18px;display:grid;gap:14px}
.score{font-family:"Bricolage Grotesque";font-size:3rem;font-weight:700;font-variant-numeric:tabular-nums;line-height:1}
.review{margin:0;padding-left:18px;color:var(--ink-2)}

/* Admin */
.head{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap;justify-content:space-between}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:24px 0 20px;overflow-x:auto}
.tabs button{border:0;background:none;padding:10px 14px;border-bottom:3px solid transparent;cursor:pointer;white-space:nowrap;color:var(--ink-2)}
.tabs button[aria-selected="true"]{border-color:var(--ink);color:var(--ink);font-weight:700}
.tab{display:none}.tab.on{display:block}
.facts{display:flex;gap:32px;flex-wrap:wrap;margin-top:6px}
.facts div{display:grid}
.facts strong{font-family:"Bricolage Grotesque";font-size:1.5rem;font-variant-numeric:tabular-nums}
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
table{border-collapse:collapse;width:100%;min-width:720px}
th,td{text-align:left;padding:12px 14px;border-top:1px solid var(--line);vertical-align:middle}
thead th{border-top:0;font-weight:700;font-size:.85rem;color:var(--muted);background:var(--paper)}
td .track{width:170px}
.prog{display:grid;gap:5px}
.prog span{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--muted)}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px;align-items:center}
.toolbar .grow{flex:1}

.packages{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:12px;background:var(--surface);overflow:hidden}
.pkg{padding:22px;border-left:1px solid var(--line);display:grid;gap:10px;align-content:start}
.pkg:first-child{border-left:0}
.pkg .price{font-family:"Bricolage Grotesque";font-size:1.6rem}
.pkg ul{margin:0;padding-left:18px;color:var(--ink-2)}
.pkg.current{background:var(--paper)}
.note{margin-top:10px;font-size:.85rem;color:var(--muted)}

.assign{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.assign .col{border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:16px;border-top:5px solid var(--c)}
.assign .col label{display:flex;gap:8px;align-items:center;padding:5px 0;font-size:.95rem}

.settings{display:grid;max-width:720px}
.row{display:flex;justify-content:space-between;gap:16px;padding:16px 0;border-top:1px solid var(--line);align-items:center;flex-wrap:wrap}
.row > div:first-child{flex:1;min-width:240px}
.places{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:6px}
.places li{display:flex;gap:10px;align-items:center;font-size:.9rem}
.places li .dot{width:9px;height:9px}
.fitline{display:flex;gap:14px;align-items:center;flex-wrap:wrap;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:8px}
.fitline .grow{flex:1;min-width:220px}

dialog{border:1px solid var(--line);border-radius:14px;padding:0;max-width:560px;width:calc(100% - 32px);background:var(--surface);color:var(--ink);max-height:calc(100% - 32px)}
dialog.wide{max-width:780px}
dialog::backdrop{background:rgba(10,20,30,.55)}
dialog .in{padding:24px;display:grid;gap:14px}
dialog .actions{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}
.checks{display:flex;gap:14px;flex-wrap:wrap}
.checks label,.cb{display:flex;gap:8px;align-items:flex-start;font-size:.9rem}
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cmp > div{border:1px solid var(--line);border-radius:10px;padding:14px;background:var(--paper);display:grid;gap:6px;align-content:start}
.cmp del{color:var(--muted)}
.cmp ins{text-decoration:none;background:var(--ok-bg);color:var(--ok);padding:0 3px;border-radius:3px}
.ai{border:1px dashed var(--line);border-radius:10px;padding:14px;display:grid;gap:10px}
.ai[hidden]{display:none}

/* Certificate */
.certdoc{background:#fff;color:#15304D;border:1px solid #DCE4EC;margin:0;padding:34px 34px 26px;display:grid;gap:14px;text-align:center;font-family:"Atkinson Hyperlegible",sans-serif;position:relative}
.certdoc::before{content:"";position:absolute;inset:10px;border:2px solid #15304D;pointer-events:none}
.certdoc h2{font-size:2rem;letter-spacing:.02em}
.certdoc .who{font-family:"Bricolage Grotesque";font-size:1.7rem;font-weight:700}
.certdoc .ses{display:flex;justify-content:center;gap:24px;flex-wrap:wrap;font-size:.9rem}
.certdoc .foot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;text-align:left;font-size:.85rem;margin-top:10px}
.certdoc .fine{font-size:.72rem;color:#6B7F93}

.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translate(-50%,20px);opacity:0;background:var(--ink);color:var(--surface);padding:12px 18px;border-radius:10px;transition:.25s;pointer-events:none;max-width:90vw;z-index:50}
.toast.on{opacity:1;transform:translate(-50%,0)}

@media (max-width:860px){
  .login,.lesson,.homegrid{grid-template-columns:1fr}
  .course{grid-template-columns:1fr auto}
  .course .track{grid-column:1/-1;order:3}
  .course .act{grid-column:1/-1;order:4;justify-content:flex-start}
  .packages,.assign,.cmp{grid-template-columns:1fr}
  .pkg{border-left:0;border-top:1px solid var(--line)}
  .pkg:first-child{border-top:0}
  .switch{margin-left:0}
  .brand span{display:none}
  .ctx{left:auto;right:8px}
  .ipad .ctx{left:auto;right:8px;top:60px}
  .screen .body{min-height:270px}
  .player .voice{display:none}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* ===== v3: modern layer ===== */
:root{--r:16px;--shadow:0 1px 2px rgba(21,48,77,.06),0 8px 24px -12px rgba(21,48,77,.18);--html:#D1495B;--js:#B08900;--py:#2F855A;--hero:#15304D;--hero-2:#1F4468}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px -14px rgba(0,0,0,.6);--html:#F07A8A;--js:#E2C04A;--py:#5CC28A;--hero:#0B1826;--hero-2:#15304D}}
:root[data-theme="dark"]{--shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px -14px rgba(0,0,0,.6);--html:#F07A8A;--js:#E2C04A;--py:#5CC28A;--hero:#0B1826;--hero-2:#15304D}
.top{background:color-mix(in srgb,var(--surface) 78%,transparent);-webkit-backdrop-filter:saturate(1.4) blur(14px);backdrop-filter:saturate(1.4) blur(14px)}
.btn{transition:transform .12s ease,background-color .2s,border-color .2s,box-shadow .2s}
.btn:active{transform:scale(.97)}
.btn.primary:hover{box-shadow:0 6px 18px -8px var(--ink)}
.resume,.cert,.task,.panel,.result,.tablewrap,.packages,.fitline,.assign .col{border-radius:var(--r);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--line) 70%,transparent)}
.opt,.sort .it{transition:border-color .2s,background-color .2s,transform .15s}
.opt:hover{transform:translateX(3px)}

/* hero */
.hero{position:relative;overflow:hidden;border-radius:24px;background:radial-gradient(120% 140% at 85% 110%,var(--hero-2) 0,var(--hero) 60%);color:#EAF1F8;padding:30px 30px 26px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}
.hero h1{color:#fff}
.hero .sub{color:#B9CADB;margin-top:6px}
.hero .sunarc{position:absolute;right:-60px;bottom:-150px;width:420px;height:420px;pointer-events:none;opacity:.9}
.hero .sunarc path{stroke-dasharray:700;stroke-dashoffset:700;animation:draw 1.6s .15s cubic-bezier(.2,.7,.2,1) forwards}
.hero .sunarc path+path{animation-delay:.35s}
.hero .stats{display:flex;gap:26px;margin-top:18px;flex-wrap:wrap}
.hero .stats div{display:grid}
.hero .stats strong{font-family:"Bricolage Grotesque";font-size:1.4rem;color:#fff;font-variant-numeric:tabular-nums}
.hero .stats span{font-size:.8rem;color:#B9CADB}
.ring{position:relative;width:118px;height:118px;z-index:1}
.ring svg{transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:10}
.ring .bg{stroke:rgba(255,255,255,.14)}
.ring .fg{stroke:var(--sun);stroke-linecap:round;transition:stroke-dashoffset 1.2s cubic-bezier(.2,.7,.2,1)}
.ring b{position:absolute;inset:0;display:grid;place-items:center;font-family:"Bricolage Grotesque";font-size:1.6rem;color:#fff}
.ring small{position:absolute;left:0;right:0;bottom:-20px;text-align:center;font-size:.75rem;color:#B9CADB}
.catalog{display:flex;gap:4px;padding:4px;border-radius:999px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);width:max-content;max-width:100%;margin-top:26px}
.catalog button{border:0;background:none;padding:8px 18px;border-radius:999px;cursor:pointer;font-weight:700;color:var(--ink-2);transition:background-color .25s,color .25s}
.catalog button[aria-pressed="true"]{background:var(--ink);color:var(--surface)}

/* intro animations — one orchestrated load moment */
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
@keyframes grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@keyframes pop{0%{transform:scale(.4);opacity:0}60%{transform:scale(1.15);opacity:1}100%{transform:scale(1)}}
@keyframes shake{20%,60%{transform:translateX(-5px)}40%,80%{transform:translateX(5px)}}
@keyframes glow{0%,100%{filter:drop-shadow(0 0 0 transparent)}50%{filter:drop-shadow(0 0 10px var(--sun))}}
.intro .course{animation:rise .5s both;animation-delay:calc(var(--n)*90ms + 250ms)}
.intro .track i.done{transform-origin:left;animation:grow .45s both;animation-delay:calc(var(--n)*90ms + var(--i)*45ms + 400ms)}
.shake{animation:shake .35s}
.opt.right,.sort .it.right,.ctx button.hit{animation:pop .3s}
.badge.new svg{animation:pop .5s both,glow 1.4s .5s 2}
.fb{transition:opacity .2s}
::view-transition-old(root),::view-transition-new(root){animation-duration:.28s}
#confetti{position:fixed;inset:0;pointer-events:none;z-index:60}

/* code area */
.codebox{margin-top:16px;border-radius:var(--r);overflow:hidden;background:#0F1B28;box-shadow:var(--shadow);border:1px solid #243649}
.codebox .cbar{display:flex;align-items:center;gap:10px;padding:8px 12px;background:#15263A;color:#9FB3C8;font-size:.8rem}
.codebox .cbar .grow{flex:1}
.codebox textarea{display:block;width:100%;min-height:210px;border:0;border-radius:0;background:#0F1B28;color:#E6EEF6;font:14px/1.6 "JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;padding:14px 16px;tab-size:2;resize:vertical;outline-offset:-3px}
.console{background:#0B141E;color:#C9D6E3;font:13px/1.55 "JetBrains Mono",ui-monospace,monospace;padding:12px 16px;min-height:64px;border-top:1px solid #243649;white-space:pre-wrap}
.console .ok{color:#5BD08F}.console .no{color:#F2A541}
.preview{margin-top:12px;border-radius:12px;border:1px solid var(--line);background:#fff;width:100%;height:190px}
.tests{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:6px}
.tests li{display:flex;gap:10px;align-items:center;font-size:.9rem}
.tests li::before{content:"";width:12px;height:12px;border-radius:50%;background:var(--line);flex:none}
.tests li.ok::before{background:var(--ok);animation:pop .3s}
.tests li.no::before{background:var(--amber)}
.tutor{margin-top:12px;border-left:4px solid var(--sun);background:var(--surface);border-radius:0 12px 12px 0;padding:12px 16px;box-shadow:var(--shadow);animation:rise .35s both}
.soon{display:inline-block;font-size:.75rem;padding:2px 8px;border-radius:999px;background:var(--amber-bg);color:var(--amber)}

/* ===== App preview (phone frame) ===== */
.appbtn{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 12px;cursor:pointer;font-size:.85rem;display:flex;gap:6px;align-items:center}
.appbtn[aria-pressed="true"]{background:var(--sun);border-color:var(--sun);color:#15304D;font-weight:700}
#v-learner{container:app/inline-size}
.appnav,.install,.statusbar{display:none}
body.appmode main{max-width:none;display:grid;justify-items:center;padding-top:24px}
body.appmode .view:not(#v-learner){display:none!important}
body.appmode #v-learner{display:block;width:390px;height:780px;overflow:auto;border-radius:44px;border:10px solid #0B1622;background:var(--paper);box-shadow:0 30px 80px -30px rgba(10,20,30,.55);position:relative;scrollbar-width:none;overscroll-behavior:contain;padding:0 14px}
body.appmode #v-learner::-webkit-scrollbar{display:none}
body.appmode .statusbar{display:flex;position:sticky;top:0;z-index:4;justify-content:space-between;align-items:center;margin:0 -14px;padding:12px 26px 8px;background:color-mix(in srgb,var(--paper) 85%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-size:.8rem;font-weight:700}
body.appmode .statusbar i{width:110px;height:26px;border-radius:999px;background:#0B1622;position:absolute;left:50%;top:6px;transform:translateX(-50%)}
@container app (max-width:700px){
  .homegrid,.lesson{grid-template-columns:1fr}
  .course{grid-template-columns:1fr auto}
  .course .track{grid-column:1/-1;order:3}
  .course .act{grid-column:1/-1;order:4;justify-content:flex-start}
  .hero{grid-template-columns:1fr;padding:22px 20px 26px;border-radius:22px}
  .hero h1{font-size:1.6rem;max-width:11ch}
  .hero .stats{gap:18px;flex-wrap:nowrap}
  .hero .stats strong{font-size:1.15rem}
  .hero .ring{position:absolute;right:16px;top:18px;width:76px;height:76px}
  .hero .ring svg{width:76px;height:76px}
  .hero .ring b{font-size:1.1rem}
  .hero .ring small{display:none}
  .install p{font-size:.8rem}
  .hero .sunarc{right:-120px;bottom:-190px}
  .player .voice{display:none}
  .screen .body{min-height:270px}
  .ctx{left:auto;right:8px}
  .ipad .ctx{left:auto;right:8px;top:60px}
  .appnav{display:grid;grid-template-columns:repeat(4,1fr);position:sticky;bottom:0;z-index:4;margin:26px -14px 0;padding:8px 6px calc(10px + env(safe-area-inset-bottom,0px));background:color-mix(in srgb,var(--surface) 82%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-top:1px solid var(--line)}
  .appnav button{border:0;background:none;display:grid;justify-items:center;gap:2px;font-size:.7rem;color:var(--muted);cursor:pointer;padding:4px 0}
  .appnav button svg{width:22px;height:22px}
  .appnav button[aria-current="true"]{color:var(--ink);font-weight:700}
  .install{display:flex;gap:12px;align-items:center;margin-top:14px;padding:12px 14px;border-radius:var(--r);background:var(--surface);box-shadow:var(--shadow);animation:rise .4s .8s both}
  .install .grow{flex:1}
  .catalog{width:100%}.catalog button{flex:1;padding:8px 10px}
}
@media (max-width:860px){ #v-learner{padding:0} .appbtn span{display:none} }
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}.hero .sunarc path{stroke-dashoffset:0}}

/* ===== Benutzermenü (Gravatar) — Zugabe ===== */
.usermenu{position:relative}
.avatarbtn{border:0;background:none;padding:0;cursor:pointer;border-radius:50%;line-height:0;box-shadow:0 0 0 1px var(--line);transition:box-shadow .15s}
.avatarbtn img{border-radius:50%;display:block;background:var(--paper)}
.avatarbtn:hover,.avatarbtn[aria-expanded="true"]{box-shadow:0 0 0 2px var(--sun)}
.usermenu-pop{position:absolute;right:0;top:calc(100% + 8px);min-width:224px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:6px;z-index:20;display:grid;gap:2px}
.usermenu-pop[hidden]{display:none}
.um-head{padding:10px 12px 8px;display:grid;gap:2px;border-bottom:1px solid var(--line);margin-bottom:4px}
.usermenu-pop a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;text-decoration:none;color:var(--ink);font-size:.95rem}
.usermenu-pop a:hover{background:var(--paper)}
.usermenu-pop svg{color:var(--muted);flex:none}
.profilecard{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.profilecard img{border-radius:50%;box-shadow:0 0 0 1px var(--line)}

/* Initialen-Avatar — rund, Initialen in normaler Schriftfarbe */
.avatar-ini{display:inline-grid;place-items:center;aspect-ratio:1;border-radius:50%;overflow:hidden;background:var(--paper);color:var(--ink);font-family:"Bricolage Grotesque",sans-serif;font-weight:700;line-height:1;letter-spacing:.02em}
.avatarbtn{overflow:hidden;border-radius:50%}
.profilecard .avatar-ini{box-shadow:0 0 0 1px var(--line)}

/* ===== Öffentlicher Bereich (Landing / Prüfseite) ===== */
.lp-hero{position:relative;overflow:hidden;border-radius:24px;background:radial-gradient(120% 140% at 85% 110%,var(--hero-2) 0,var(--hero) 60%);color:#EAF1F8;padding:clamp(28px,5vw,52px) clamp(20px,4vw,36px);margin-top:24px}
.lp-hero h1{color:#fff;font-size:clamp(2rem,5vw,3.2rem);max-width:17ch}
.lp-hero p{color:#B9CADB;margin-top:14px;max-width:54ch;font-size:1.1rem}
.lp-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.lp-areas{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:32px}
.lp-area{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:22px;border-top:5px solid var(--c)}
.lp-area h2{margin-bottom:2px}
.lp-area ul{margin:10px 0 0;padding-left:18px;color:var(--ink-2);display:grid;gap:4px}
.lp-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:20px}
.lp-step{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:20px}
.lp-step .no{font-family:"Bricolage Grotesque";font-size:1.6rem;color:var(--sun);font-weight:700}
.lp-step h3{margin:6px 0 4px}
.lp-foot{margin-top:44px;padding:24px 0;border-top:1px solid var(--line);display:flex;gap:22px;flex-wrap:wrap;color:var(--muted);font-size:.9rem}
.lp-foot a{color:var(--muted)}
@media(max-width:760px){.lp-areas,.lp-steps{grid-template-columns:1fr}}