/*
 * Thoth — página institucional
 * Tokens de tema claro/escuro iguais aos dos sites de disciplinas; layout em colunas com linhas finas
 */
*,*::before,*::after{box-sizing:border-box}
html{color-scheme:light;scroll-behavior:smooth;scroll-padding-top:90px;--ease:cubic-bezier(.22,1,.36,1)}
:root{
  --bg:#ffffff;--panel:#ffffff;--panel2:#f5f5f5;--line:#ededed;
  --fg:#171717;--fg2:#666666;--fg3:#a1a1a1;
  --acc:#0f62fe;--acc-s:#eef4ff;--acc-fg:#ffffff;
  --ok:#15803d;--ok-s:#dcfce7;--warn:#a16207;--warn-s:#fef3c7;--bad:#c92a2a;--bad-s:#ffe3e3;
  --code-bg:#fafafa;--code-fg:#171717;
  --shadow:0 1px 2px rgba(0,0,0,.04),0 12px 40px rgba(0,0,0,.06);
  --grid:rgba(0,0,0,.035);
}
:root[data-theme="dark"]{
  --bg:#0a0a0a;--panel:#0a0a0a;--panel2:#171717;--line:#262626;
  --fg:#ededed;--fg2:#a1a1a1;--fg3:#6b6b6b;
  --acc:#78a9ff;--acc-s:#0d2350;--acc-fg:#001141;
  --ok:#4ade80;--ok-s:#0f2e1a;--warn:#fbbf24;--warn-s:#33270a;--bad:#ff8f8f;--bad-s:#3a1414;
  --code-bg:#111111;--code-fg:#e8e8e8;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 40px rgba(0,0,0,.45);
  --grid:rgba(255,255,255,.04);
  color-scheme:dark;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme]){
    --bg:#0a0a0a;--panel:#0a0a0a;--panel2:#171717;--line:#262626;
    --fg:#ededed;--fg2:#a1a1a1;--fg3:#6b6b6b;
    --acc:#78a9ff;--acc-s:#0d2350;--acc-fg:#001141;
    --ok:#4ade80;--ok-s:#0f2e1a;--warn:#fbbf24;--warn-s:#33270a;--bad:#ff8f8f;--bad-s:#3a1414;
    --code-bg:#111111;--code-fg:#e8e8e8;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 40px rgba(0,0,0,.45);
    --grid:rgba(255,255,255,.04);
    color-scheme:dark;
  }
}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.65 'Geist',system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
code,pre{font-family:'JetBrains Mono',ui-monospace,monospace}
[hidden]{display:none!important}

/* faixa de aviso */
.announce{display:flex;justify-content:center;align-items:center;gap:14px;flex-wrap:wrap;padding:9px 16px;background:var(--panel2);border-bottom:1px solid var(--line);font-size:13px;color:var(--fg2);text-align:center}
.announce a{padding-left:14px;border-left:1px solid var(--line);color:var(--fg)}
.announce i{font-style:normal;font-size:10px}
.announce a:hover{color:var(--acc)}

/* topo */
.top{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.top-in{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;height:64px;max-width:1180px;margin:0 auto;padding:0 24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:500;font-size:19px;letter-spacing:-.03em;white-space:nowrap}
.logo-mark{display:block;width:40px;height:24px;color:var(--fg)}
.logo-mark svg{width:100%;height:100%;display:block}
.nav{display:flex;gap:2px}
.nav a{padding:7px 14px;border-radius:9px;color:var(--fg2);font-size:14px;font-weight:500}
.nav a:hover{color:var(--fg);background:var(--panel2)}
.top-r{display:flex;align-items:center;justify-content:flex-end;gap:10px}
.icon-btn{width:36px;height:36px;border-radius:9px;border:1px solid var(--line);background:var(--panel2);display:grid;place-items:center;flex-shrink:0}
.icon-btn:hover{border-color:var(--fg3)}

/* botões */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:42px;padding:0 20px;border-radius:10px;border:1px solid var(--line);background:var(--panel);font-weight:500;font-size:14.5px;box-shadow:0 1px 1px rgba(0,0,0,.03);transition:transform .45s var(--ease),border-color .35s var(--ease),background .35s var(--ease),box-shadow .45s var(--ease)}
.btn:hover{border-color:var(--fg3)}
.btn.dark{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.btn.dark:hover{transform:translateY(-1px)}
.btn.sm{height:36px;padding:0 16px;font-size:13.5px}
.btn span{transition:transform .45s var(--ease)}
.btn:hover span{transform:translateX(3px)}

/* coluna central com linhas laterais */
.frame{max-width:1180px;margin:0 auto;border-inline:1px solid var(--line)}
.frame>section{border-bottom:1px solid var(--line)}
.frame>section:last-child{border-bottom:0}

/* hero */
.hero{text-align:center;padding:clamp(64px,10vw,120px) 24px clamp(56px,8vw,96px)}
h1,h2,h3{margin:0;letter-spacing:-.04em;line-height:1.06;font-weight:500}
h1{font-size:clamp(34px,5.6vw,62px);max-width:none;margin:0 auto;text-wrap:balance}
h2{font-size:clamp(28px,4.2vw,46px);max-width:20ch;margin:0 auto}
h3{font-size:17px;letter-spacing:-.02em;line-height:1.3}
.lead{max-width:58ch;margin:26px auto 0;font-size:clamp(16px,2vw,19px);color:var(--fg2)}
.sublead{max-width:56ch;margin:16px auto 0;color:var(--fg2);font-size:16px}
.cta{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:34px}

/* faixa de 3 pilares */
.strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.strip article{padding:calc(34px + clamp(36px,6vw,72px)) 30px calc(38px + clamp(36px,6vw,72px));text-align:center;border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;gap:10px;transition:background .5s var(--ease)}
.strip article:last-child{border-right:0}
.strip article:hover{background:var(--panel2)}
.sq{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--fg);color:var(--bg);margin-bottom:8px}
.sq svg{width:20px;height:20px}
.strip p{margin:0;color:var(--fg2);font-size:14px;max-width:34ch}

/* janela com prints reais dos sites */
.showcase{padding:clamp(40px,6vw,80px) clamp(24px,4vw,40px)}
.shotwin{max-width:1000px;margin:0 auto;border:1px solid var(--line);border-radius:16px;background:var(--panel);box-shadow:var(--shadow);overflow:hidden}
.shot-bar{position:relative;display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--line);background:var(--panel2)}
.dots{display:flex;gap:6px;margin-right:6px}
.dots i{width:10px;height:10px;border-radius:50%;background:var(--line);box-shadow:inset 0 0 0 1px var(--fg3)}
.tabs-wrap{position:relative;display:flex;gap:2px;padding:3px;border-radius:11px;background:color-mix(in srgb,var(--fg) 5%,transparent);overflow-x:auto;min-width:0}
.ind{position:absolute;top:3px;bottom:3px;left:0;width:0;border-radius:8px;background:var(--bg);box-shadow:0 0 0 1px var(--line),0 2px 8px rgba(0,0,0,.08);transition:transform .6s var(--ease),width .6s var(--ease);pointer-events:none}
.stab{position:relative;z-index:1;border:0;background:none;padding:6px 14px;border-radius:8px;color:var(--fg3);font-size:13px;font-weight:500;white-space:nowrap;transition:color .45s var(--ease)}
.stab:hover{color:var(--fg2)}
.stab.on{color:var(--fg)}
.open-new{margin-left:auto;padding:6px 10px;border-radius:8px;color:var(--fg2);font-size:12.5px;white-space:nowrap;transition:color .35s var(--ease),background .35s var(--ease)}
.open-new:hover{color:var(--fg);background:var(--bg)}
/* palco: o site de verdade, em escala, com os prints como "poster" enquanto carrega */
.stage{position:relative;aspect-ratio:2160/1290;overflow:hidden;background:var(--bg)}
.layer{position:absolute;inset:0;opacity:0;visibility:hidden;transform:translateY(10px) scale(.992);transition:opacity .7s var(--ease),transform .9s var(--ease),visibility 0s linear .7s}
.layer.on{opacity:1;visibility:visible;transform:none;transition:opacity .7s var(--ease) .08s,transform .9s var(--ease) .08s,visibility 0s}
.poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .8s var(--ease)}
.frame-live{position:absolute;top:0;left:0;width:1280px;height:764px;border:0;transform-origin:0 0;background:var(--bg);opacity:0;transition:opacity .8s var(--ease)}
.layer.ready .frame-live{opacity:1}
.layer.ready .poster{opacity:0}
.hint-nav{margin:16px auto 0;color:var(--fg3);font-size:13.5px;text-align:center}
@media (max-width:720px){.stage{aspect-ratio:auto;height:560px}.open-new{display:none}.dots{display:none}.frame-live{width:100%}}.s-d{display:none!important}
:root[data-theme="dark"] .s-l{display:none!important}
:root[data-theme="dark"] .s-d{display:block!important}
@media (prefers-color-scheme:dark){:root:not([data-theme]) .s-l{display:none!important}:root:not([data-theme]) .s-d{display:block!important}}
/* bloco de código */
.code-sec,.sites{padding:clamp(56px,8vw,96px) clamp(20px,4vw,40px);text-align:center}
.code-sec{padding-block:clamp(40px,5vw,64px) clamp(28px,4vw,48px)}
.stepper{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:10px;margin:24px 0 4px}
.pill{display:inline-flex;align-items:center;gap:10px;padding:7px 18px 7px 8px;border-radius:999px;border:1px solid var(--line);background:var(--panel);color:var(--fg3);font-size:13.5px;font-weight:500;box-shadow:0 1px 1px rgba(0,0,0,.03);transition:color .5s var(--ease),border-color .5s var(--ease),background .5s var(--ease)}
.pill i{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--panel2);box-shadow:inset 0 0 0 1px var(--line);font:500 12px 'Geist Mono',monospace;font-style:normal;transition:all .5s var(--ease)}
.pill:hover{border-color:var(--fg3)}
.pill{position:relative}
.pill::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:2px;background:conic-gradient(var(--ok) calc(var(--p) * 1%),transparent 0);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);pointer-events:none;opacity:0}
.pill.on::before{opacity:1;animation:fill var(--dur,4s) linear forwards}
.pill.done::before{opacity:1;--p:100}
@property --p{syntax:'<number>';inherits:false;initial-value:0}
@keyframes fill{from{--p:0}to{--p:100}}
.pill.on{color:var(--fg)}
.pill.on i{background:var(--fg);color:var(--bg);box-shadow:none}
.pill.done{color:var(--ok);border-color:transparent}
.pill.done i{display:flex;align-items:center;justify-content:center;background:var(--ok-s);color:var(--ok);box-shadow:none;font-size:0;line-height:0}
.pill.done i::before{content:"";width:12px;height:12px;background:currentColor;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 16 16%27%3E%3Cpath d=%27M3 8.6l3.3 3.3L13 4.8%27 fill=%27none%27 stroke=%27black%27 stroke-width=%272.2%27 stroke-linecap=%27round%27 stroke-linejoin=%27round%27/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 16 16%27%3E%3Cpath d=%27M3 8.6l3.3 3.3L13 4.8%27 fill=%27none%27 stroke=%27black%27 stroke-width=%272.2%27 stroke-linecap=%27round%27 stroke-linejoin=%27round%27/%3E%3C/svg%3E") center/contain no-repeat}
.link{width:34px;height:2px;margin:0 4px;border-radius:2px;background:var(--line)}.code{max-width:820px;margin:20px auto 0;text-align:left;border:1px solid var(--line);border-radius:14px;background:var(--code-bg);overflow:hidden;box-shadow:var(--shadow)}
.code-bar{display:flex;align-items:center;gap:4px;padding:8px 10px;border-bottom:1px solid var(--line)}
.tab{border:0;background:none;padding:5px 12px;border-radius:8px;color:var(--fg3);font-size:13px;font-weight:500}
.tab.on{background:var(--panel2);color:var(--fg)}
.run{margin-left:auto;display:inline-flex;align-items:center;gap:6px;border:1px solid var(--fg);background:var(--fg);color:var(--bg);padding:4px 12px 4px 10px;border-radius:8px;font-size:12.5px;font-weight:500;transition:transform .25s var(--ease),opacity .3s var(--ease)}
.run svg{width:11px;height:11px}
.run:hover{opacity:.88}
.run.press{transform:scale(.92)}
.run.busy{opacity:.6;pointer-events:none}
.copy{margin-left:6px;border:1px solid var(--line);background:var(--bg);padding:4px 12px;border-radius:8px;font-size:12.5px;color:var(--fg2)}
.copy:hover{border-color:var(--fg3)}
.code-body{margin:0;padding:18px 24px;font-size:13.5px;line-height:1.7;color:var(--code-fg);overflow-x:auto;tab-size:4}
.code-body code{font:inherit}
.ln{display:block;min-height:1.7em;padding:0 10px;margin:0 -10px;border-left:2px solid transparent;opacity:0;transform:translateX(-6px);transition:opacity .6s var(--ease),transform .6s var(--ease),background .5s var(--ease),border-color .5s var(--ease)}
.ln.in{opacity:1;transform:none}
.tcaret{display:inline-block;width:7px;height:1.15em;margin-left:1px;vertical-align:text-bottom;background:var(--acc);animation:blink .8s steps(1) infinite}
.ln.hl{background:var(--acc-s);border-left-color:var(--acc)}
.code.uml .run,.code.uml .out{display:none}
.code.uml .code-grid{grid-template-columns:1fr}
.op{font:inherit;color:inherit;background:var(--panel2);border:1px dashed var(--fg3);border-radius:6px;padding:0 7px;margin:0 2px;cursor:pointer;transition:background .35s var(--ease),border-color .35s var(--ease),transform .5s var(--ease)}
.op:empty{border-color:transparent;background:none}
.op:hover{border-color:var(--acc);background:var(--acc-s)}
.op.flash{border-color:var(--acc);background:var(--acc-s);animation:flash 1s ease-in-out infinite}
.op.swap{animation:swap .5s cubic-bezier(.4,0,.2,1)}
@keyframes flash{50%{box-shadow:0 0 0 5px color-mix(in srgb,var(--acc) 28%,transparent)}}
@keyframes swap{0%{transform:scale(1) rotate(0)}50%{transform:scale(1.35) rotate(90deg)}100%{transform:scale(1) rotate(0)}}
/* saída: ao lado do código no computador, embaixo no celular */
.code-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr)}
.code-grid .code-body{border-right:1px solid var(--line)}
.out{display:flex;flex-direction:column;min-width:0;background:color-mix(in srgb,var(--fg) 3%,transparent)}
.out-h{display:flex;justify-content:space-between;align-items:center;padding:16px 20px 0;font:500 11px 'Geist Mono',monospace;letter-spacing:.06em;text-transform:uppercase;color:var(--fg3)}
.badge{padding:2px 10px;border-radius:999px;background:var(--ok-s);color:var(--ok);font:500 11.5px 'Geist',sans-serif;letter-spacing:0;text-transform:none;opacity:0;transform:scale(.85);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.badge.on{opacity:1;transform:none}
.out-b{padding:10px 20px 18px;font:13.5px/1.6 'JetBrains Mono',monospace;color:var(--code-fg)}
.out:not(.on) .out-b::before{content:attr(data-empty);color:var(--fg3);font:13px 'Geist',sans-serif}
.out:not(.on) .caret{display:none}
.caret{display:inline-block;width:7px;height:1.1em;margin-left:2px;vertical-align:text-bottom;background:var(--fg);animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
@media (max-width:720px){.code-grid{grid-template-columns:1fr}.code-grid .code-body{border-right:0;border-bottom:1px solid var(--line)}}.hint{max-width:56ch;min-height:3em;margin:14px auto 0;color:var(--fg2);font-size:14.5px;transition:opacity .5s var(--ease)}
.hint.fade{opacity:0}
.k{color:#8250df}.t{color:#0f62fe}.f{color:#0e7490}.n{color:#c2410c}.s{color:#15803d}.c{color:var(--fg3)}
:root[data-theme="dark"] .k{color:#c4a7ff}:root[data-theme="dark"] .t{color:#78a9ff}:root[data-theme="dark"] .f{color:#5dd5e8}:root[data-theme="dark"] .n{color:#ffa56b}:root[data-theme="dark"] .s{color:#7ee2a8}
@media (prefers-color-scheme:dark){:root:not([data-theme]) .k{color:#c4a7ff}:root:not([data-theme]) .t{color:#78a9ff}:root:not([data-theme]) .f{color:#5dd5e8}:root:not([data-theme]) .n{color:#ffa56b}:root:not([data-theme]) .s{color:#7ee2a8}}

/* disciplinas */
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:40px;text-align:left}
.site{display:flex;flex-direction:column;align-items:flex-start;padding:30px;border:1px solid var(--line);border-radius:18px;background:var(--panel);transition:border-color .45s var(--ease),transform .6s var(--ease),box-shadow .6s var(--ease)}
.grid2 .site:last-child:nth-child(odd){grid-column:1/-1}
.site:hover{border-color:var(--fg3);transform:translateY(-3px);box-shadow:var(--shadow)}
.site-top{display:flex;justify-content:space-between;align-items:center;width:100%;margin-bottom:28px}
.tag{padding:4px 10px;border-radius:999px;background:var(--panel2);border:1px solid var(--line);color:var(--fg2);font:500 12px 'Geist Mono',monospace}
.st{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--ok)}
.st::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.site h3{font-size:26px;letter-spacing:-.035em}
.site p{margin:12px 0 0;color:var(--fg2);font-size:15px}
.site ul{margin:20px 0 28px;padding:0;list-style:none;display:grid;gap:8px;font-size:14px}
.site li{display:flex;gap:10px;align-items:baseline;color:var(--fg2)}
.site li::before{content:"✓";color:var(--ok);font-weight:600}
.site .btn{margin-top:auto}

/* rodapé */
.foot{border-top:1px solid var(--line);padding:28px 0 max(28px,env(safe-area-inset-bottom,0px))}
.foot-in{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;max-width:1180px;margin:0 auto;padding:0 24px}
.foot .logo{font-size:16px}
.muted{color:var(--fg3);font-size:13.5px}

/* entrada suave */
.reveal{opacity:0;transform:translateY(26px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.reveal.in{opacity:1;transform:none}
/* abertura do topo da página */
.hero h1,.hero .lead,.hero .cta{animation:heroIn 1.1s var(--ease) both}
.hero .lead{animation-delay:.12s}
.hero .cta{animation-delay:.24s}
@keyframes heroIn{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
/* troca de abas: o conteúdo novo entra com fade */
.code-body:not([hidden]){animation:paneIn .55s var(--ease)}
@keyframes paneIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
::view-transition-old(root),::view-transition-new(root){animation-duration:.55s;animation-timing-function:cubic-bezier(.4,0,.2,1)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.ln,.badge,.op{transition:none;animation:none!important}.hero h1,.hero .lead,.hero .cta,.code-body{animation:none!important}.layer,.ind{transition:none}.pill.on{border-color:var(--ok)}.pill::before{display:none}.caret{animation:none}.reveal{opacity:1;transform:none;transition:none}.site,.btn,.btn span{transition:none}}

@media (max-width:900px){
  .top-in{grid-template-columns:auto 1fr}
  .nav{display:none}
  .strip{grid-template-columns:1fr;padding-block:clamp(36px,6vw,72px)}
  .strip article{border-right:0;border-bottom:1px solid var(--line);padding:34px 30px 38px}
  .strip article:last-child{border-bottom:0}  .grid2{grid-template-columns:1fr}}
@media (max-width:560px){
  .frame{border-inline:0}
  .top-in{padding:0 16px}
  .top-r .btn{display:none}
  .cta .btn{flex:1 1 100%}
  .site{padding:22px}
}

/* hovers suaves */
.nav a,.tab,.stab,.icon-btn,.copy,.w-btn{transition:background .4s var(--ease),color .4s var(--ease),border-color .4s var(--ease)}
.top{transition:background .5s var(--ease),border-color .5s var(--ease)}

/* ===== celular: menos informação, mais ar ===== */
.pill .lbl{display:inline-block;white-space:nowrap;overflow:hidden;max-width:200px;transition:max-width .6s var(--ease),opacity .5s var(--ease)}
@media (max-width:720px){
  .announce{display:none}
  .top-in{height:56px}
  .hero{display:flex;flex-direction:column;justify-content:center;min-height:min(calc(100svh - 56px - 76px),720px);padding:72px 22px 64px}
  h1{font-size:clamp(32px,9.4vw,42px);max-width:14ch;line-height:1.08}
  .lead{margin-top:22px;font-size:16px;line-height:1.6}
  .cta{margin-top:34px}
  .cta .btn:not(.dark){display:none}
  .cta .btn{height:48px;font-size:15px}
  /* pilares: lista compacta */
  .strip{padding-block:28px}
  .strip article{display:grid;grid-template-columns:auto 1fr;column-gap:14px;row-gap:2px;align-items:start;text-align:left;padding:20px}
  .strip .sq{grid-row:1 / span 2;width:36px;height:36px;margin:0}
  .strip h3{font-size:16px}
  .strip p{font-size:13.5px;max-width:none;line-height:1.5}
  /* a janela com os sites ao vivo não funciona bem no celular: os cards das disciplinas fazem esse papel */
  #plataforma{display:none}
  .code-sec{padding:40px 16px 28px}
  .code-sec .sublead,.sites .sublead{display:none}
  h2{font-size:26px}
  .stepper{gap:14px;margin-top:20px}
  .pill{padding:5px 12px 5px 5px;font-size:13px}
  .pill .lbl{display:none}
  .pill{padding:5px}
  .pill i{width:28px;height:28px}
  .code{margin-top:16px;border-radius:12px}
  .code-bar{padding:6px 8px}
  .copy{display:none}
  .code-body{font-size:12.5px;padding:14px 16px}
  .out-h{padding:12px 16px 0}.out-b{padding:8px 16px 14px;font-size:13px}
  .hint{font-size:13.5px;margin-top:12px;min-height:3.2em}
  .sites{padding:44px 16px 56px}
  .grid2{margin-top:24px;gap:12px}
  .site{padding:20px;border-radius:16px}
  .site-top{margin-bottom:14px}
  .site h3{font-size:21px}
  .site p{font-size:14px;margin-top:8px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
  .site ul{display:none}
  .site .btn{width:100%;margin-top:18px}
  .foot-in{flex-direction:column;align-items:flex-start;gap:8px;padding:0 20px}
  .foot{padding-top:22px}
}
/* seletor de idioma */
.lang{position:relative}
.lang-btn svg{width:18px;height:18px}
.lang-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:176px;padding:5px;border:1px solid var(--line);border-radius:12px;background:var(--panel);box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(-6px) scale(.98);transform-origin:top right;transition:opacity .35s var(--ease),transform .45s var(--ease),visibility 0s linear .35s;z-index:30}
.lang.open .lang-menu{opacity:1;visibility:visible;transform:none;transition:opacity .35s var(--ease),transform .45s var(--ease),visibility 0s}
.lang-menu button{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;padding:9px 12px;border:0;border-radius:8px;background:none;font-size:14px;text-align:left;transition:background .3s var(--ease)}
.lang-menu button:hover{background:var(--panel2)}
.lang-menu i{font-style:normal;color:var(--ok);opacity:0;transition:opacity .3s}
.lang-menu button[aria-checked="true"]{font-weight:600}
.lang-menu button[aria-checked="true"] i{opacity:1}
@media (prefers-reduced-motion:reduce){.lang-menu{transition:none}}
/* celular: layout estavel (nada se mexe enquanto a demonstracao anima) e entradas mais leves */
@media (max-width:720px){
  .stepper{flex-wrap:nowrap}
  .pill{flex-shrink:0}
  .hint{min-height:5em}
  .out-b{min-height:3.4em}
  .reveal{transform:translateY(14px);transition-duration:.7s}
}
/* nome no rodape: link para o LinkedIn */
.who{color:var(--fg2);text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:3px;transition:color .35s var(--ease),text-decoration-color .35s var(--ease)}
.who:hover{color:var(--fg);text-decoration-color:var(--fg)}