/* n20k.hu — site styles (brand: BRAND.md) */
:root{
  color-scheme:light;
  --bg:#FFFFFF; --bg2:#EEF3F1; --card:#FFFFFF; --line:#DCE3E0; --line2:#C6D0CB;
  --ink:#2E3742; --ink2:#4B607A; --muted:#5E6C82;
  --green:#219169; --green-deep:#1D8263; --green-tint:#6BB69D; --slate:#364151; --steel:#4B607A;
  --accent:var(--green); --accent-ink:#1A7458;
  --btn-bg:#1D8263; --btn-ink:#FFFFFF;
  --shadow:0 1px 2px rgba(54,65,81,.06),0 10px 28px rgba(54,65,81,.07);
  --display:"Aptos Display","Plus Jakarta Sans",Aptos,Arial,Helvetica,sans-serif;
  --body:Aptos,"Plus Jakarta Sans",Arial,Helvetica,sans-serif;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --bg:#1B222C; --bg2:#222B37; --card:#283341; --line:#36424F; --line2:#465464;
    --ink:#EEF2F0; --ink2:#C5CED8; --muted:#93A0B2;
    --accent:#3FBF8C; --accent-ink:#6BB69D;
    --h1:#EEF2F0;
    --btn-bg:#3FBF8C; --btn-ink:#0B1F17;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.35);
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17.5px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--accent-ink)}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;line-height:1.1;letter-spacing:-.01em}
h1{font-size:clamp(2.3rem,6vw,4.4rem);font-weight:800;color:var(--h1,var(--slate))}
h2{font-size:clamp(1.7rem,3.6vw,2.5rem);font-weight:700}
h3{font-size:1.2rem;font-weight:700}
p{margin:0}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.col{max-width:68ch;margin:0 auto}
.flow>*+*{margin-top:1.1em}
.eyebrow{font-family:var(--display);font-weight:700;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-ink)}
.lead{font-size:1.2rem;color:var(--ink2)}
.small{font-size:.92rem}.note{font-size:.92rem;color:var(--muted)}
.section{padding:80px 0}
.band{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* language toggle: body[data-lang] shows one set */
[lang-hu],[lang-en]{display:none}
body[data-lang="hu"] [lang-hu]{display:revert}
body[data-lang="en"] [lang-en]{display:revert}
body[data-lang="hu"] span[lang-hu],body[data-lang="en"] span[lang-en]{display:inline}
body[data-lang="hu"] a.item-card[lang-hu],body[data-lang="en"] a.item-card[lang-en]{display:grid}

/* nav */
.nav{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:22px;height:56px}
.nav .brand{display:flex;align-items:center;text-decoration:none}
.nav .brand img,.nav .brand svg{height:18px;width:auto;display:block}
.nav .items{display:flex;gap:20px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.nav .items::-webkit-scrollbar{display:none}
.nav a.item{color:var(--ink2);text-decoration:none;font-size:.92rem;white-space:nowrap;padding:6px 0;border-bottom:2px solid transparent}
.nav a.item:hover,.nav a.item.on{color:var(--ink);border-color:var(--accent)}
.lang{display:flex;gap:2px;border:1px solid var(--line2);border-radius:999px;padding:2px;margin-left:8px}
.lang button{font:inherit;font-size:.8rem;font-weight:700;letter-spacing:.06em;border:0;background:transparent;color:var(--ink2);padding:3px 9px;border-radius:999px;cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--slate);color:#fff}

/* hero */
.hero{position:relative;overflow:hidden;padding:88px 0 56px}
.hero::before{content:"";position:absolute;inset:-20% -10% auto auto;width:60vw;height:60vw;max-width:760px;max-height:760px;border-radius:50%;background:radial-gradient(closest-side,color-mix(in srgb,var(--accent) 16%,transparent),transparent 70%);pointer-events:none;animation:drift 18s ease-in-out infinite alternate}
@keyframes drift{from{transform:translate(0,0) scale(1)}to{transform:translate(-6%,8%) scale(1.08)}}
.hero .wrap{position:relative}
.hero .tag{font-family:var(--display);font-weight:700;color:var(--accent-ink);margin-top:18px;font-size:1.05rem}
.hero .lead{max-width:62ch;margin-top:18px}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn{display:inline-block;font-family:var(--display);font-weight:700;text-decoration:none;padding:12px 20px;border-radius:12px;border:1px solid var(--line2);color:var(--ink);background:var(--card);transition:transform .2s,box-shadow .2s,border-color .2s}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--accent)}
.btn.primary{background:var(--btn-bg);border-color:var(--btn-bg);color:var(--btn-ink)}

/* cards */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cards4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.cards4 .card{padding:20px;min-width:0}
.cards4 .card p{font-size:.92rem}
@media (max-width:860px){.cards3{grid-template-columns:1fr}}
@media (max-width:640px){.cards4{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(54,65,81,.12)}
.card .k{font-family:var(--display);font-weight:800;font-size:2rem;line-height:1;color:var(--accent-ink)}
.card h3{margin-top:10px}
.card p{margin-top:10px;color:var(--ink2);font-size:.98rem}
.card ul{margin:12px 0 0;padding-left:18px;color:var(--ink2);font-size:.95rem}
.card li+li{margin-top:4px}

/* approach strip */
.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-top:28px}
@media (max-width:900px){.steps{grid-template-columns:repeat(3,1fr)}}
@media (max-width:520px){.steps{grid-template-columns:repeat(2,1fr)}}
.step{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;position:relative}
.step .n{font-family:var(--display);font-weight:800;color:var(--accent-ink);font-size:.8rem;letter-spacing:.1em}
.step .t{font-family:var(--display);font-weight:700;margin-top:4px;line-height:1.2}
.step:not(:last-child)::after{content:"→";position:absolute;right:-12px;top:50%;transform:translateY(-50%);color:var(--muted);font-weight:700}
@media (max-width:900px){.step::after{display:none}}

/* research teaser */
.feature{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:32px;box-shadow:var(--shadow)}
@media (max-width:860px){.feature{grid-template-columns:1fr}}
.feature .meta{color:var(--muted);font-size:.9rem;margin-top:12px}
.minichart{width:100%;height:auto;display:block}
.minichart text{fill:var(--ink2);font-size:13px;font-family:var(--body)}
.minichart .lab{fill:var(--ink);font-weight:600}
.minichart .grid{stroke:var(--line)}
svg .bar{transform-box:fill-box;transform-origin:left center;transform:scaleX(0);transition:transform .9s cubic-bezier(.2,.7,.2,1)}
svg .bar.neg{transform-origin:right center}
svg .bar.in{transform:scaleX(1)}

/* about */
.about{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
@media (max-width:860px){.about{grid-template-columns:1fr}}
.facts{display:grid;gap:10px}
.fact{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:baseline;padding:10px 0;border-bottom:1px solid var(--line)}
.fact b{font-family:var(--display);color:var(--accent-ink);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap}

/* contact band with mountains */
.contact{background:var(--slate) url(../assets/images/n20k-mountains.jpg) center/cover no-repeat;position:relative;color:#fff;border:0}
.contact::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(54,65,81,.55),rgba(54,65,81,.85))}
.contact .wrap{position:relative}
.contact h2,.contact p,.contact a{color:#fff}
.contact .eyebrow{color:#A9DDC9}
.contact .logo-w svg{height:28px;width:auto;display:block;margin-bottom:16px}
.contact .grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}
@media (max-width:760px){.contact .grid{grid-template-columns:1fr}}
.contact .row{margin-top:10px;font-size:1.02rem}

footer{padding:28px 0 48px;color:var(--ink2);font-size:.9rem;background:var(--bg2)}
footer .wrap{display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center}
footer img,footer svg{height:14px;width:auto;display:block}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none}.hero::before{animation:none}svg .bar{transform:none;transition:none}*{transition:none!important}}

/* research index */
.media-section{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.media-section .section-intro{max-width:72ch}
.media-section .section-intro .lead{margin-top:16px}
.media-group{margin-top:42px}
.media-group h3{margin-bottom:14px;color:var(--accent-ink)}
.list{display:grid;gap:14px}
.item-card{display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px;text-decoration:none;color:var(--ink);transition:transform .2s,box-shadow .2s}
.item-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.item-card .d{font-family:var(--display);font-weight:700;color:var(--muted);font-size:.85rem;white-space:nowrap}
.item-card .t{font-family:var(--display);font-weight:700;font-size:1.1rem}
.item-card .s{color:var(--ink2);font-size:.95rem;margin-top:4px}
.item-card .arrow{color:var(--accent-ink);font-weight:700}
.pill{display:inline-block;font-family:var(--display);font-weight:700;font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;padding:2px 8px;border-radius:6px;border:1px solid var(--line2);color:var(--ink2);margin-left:8px;vertical-align:middle}

.item-card code{font-size:.85em;background:var(--bg2);padding:1px 5px;border-radius:5px}

/* per-language research cards */
a.item-card[lang-hu],a.item-card[lang-en]{display:none}
body[data-lang="hu"] a.item-card[lang-hu],body[data-lang="en"] a.item-card[lang-en]{display:grid}

/* ── accessibility & mobile fixes (audit 2026-09-03) ───────────────── */
.skip{position:absolute;left:-9999px;top:0;z-index:100;background:var(--card);color:var(--ink);border:1px solid var(--line2);border-radius:0 0 10px 0;padding:10px 16px;font-family:var(--display);font-weight:700;text-decoration:none}
.skip:focus{left:0}
main{display:block}

/* nav: make the horizontal overflow visibly scrollable instead of silently clipped */
.nav .items{-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity;padding-right:4px}
.nav a.item{scroll-snap-align:start}
@media (max-width:820px){
  .nav .wrap{gap:14px}
  .nav .items{gap:16px;-webkit-mask-image:linear-gradient(to right,#000 calc(100% - 28px),transparent);mask-image:linear-gradient(to right,#000 calc(100% - 28px),transparent)}
}
@media (max-width:520px){.nav .items{gap:14px}.nav a.item{font-size:.88rem}}

/* tap targets: WCAG 2.2 SC 2.5.8 wants >=24px */
footer a,.contact .row a{display:inline-block;padding-block:4px}
.nav a.item{padding:8px 0}

/* legal pages */
.legalpage h2{font-size:1.35rem;margin-top:2.2em}
.legalpage h3{font-size:1.05rem;margin-top:1.6em}
.legalpage .col{max-width:74ch}
.legalpage dl{display:grid;grid-template-columns:auto 1fr;gap:8px 20px;margin:18px 0 0}
.legalpage dt{font-family:var(--display);font-weight:700;color:var(--accent-ink);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;padding-top:3px}
.legalpage dd{margin:0}
@media (max-width:520px){.legalpage dl{grid-template-columns:1fr;gap:2px 0}.legalpage dd{margin-bottom:12px}}
.legalpage table{width:100%;border-collapse:collapse;margin-top:16px;font-size:.94rem}
.legalpage th,.legalpage td{text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid var(--line)}
.legalpage th{font-family:var(--display);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink2)}
.legalpage .tablewrap{overflow-x:auto}
.lnk{font:inherit;background:none;border:0;padding:0;color:var(--accent-ink);text-decoration:underline;text-underline-offset:3px;cursor:pointer}

/* ── full-bleed hero + deck scrolling (homepage only) ──────────────── */
.hero--full{
  --navh:56px;
  min-height:100vh;
  min-height:calc(100svh - var(--navh));
  display:flex;flex-direction:column;justify-content:center;
  padding:56px 0 120px;color:#fff;isolation:isolate;
  background:#141A22 url(../assets/images/n20k-mountains.jpg) center 58%/cover no-repeat;
}
.hero--full::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(115deg,rgba(20,26,34,.90) 0%,rgba(27,34,44,.78) 48%,rgba(29,60,50,.60) 100%)}
.hero--full h1{color:#fff}
.hero--full .lead{color:#C5CED8}
.hero--full .rule{width:76px;height:5px;border-radius:3px;background:#3FBF8C;margin:0 0 26px;
  animation:ruleGlow 3.8s ease-in-out infinite}
@keyframes ruleGlow{
  0%,100%{box-shadow:0 0 0 0 rgba(63,191,140,0);filter:brightness(1)}
  50%{box-shadow:0 0 24px 4px rgba(63,191,140,.5);filter:brightness(1.18)}
}
.hero--full .hero-meta{position:absolute;left:0;right:0;bottom:66px;margin:0}
.hero--full .hero-meta .row{display:flex;flex-wrap:wrap;gap:6px 18px;align-items:baseline;
  font-size:1rem;color:#C5CED8;font-weight:500}
.hero--full .hero-meta .wrap{position:static}
.hero--full .hero-meta b{color:#3FBF8C;font-weight:700}
.scrollcue{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);
  width:38px;height:38px;display:grid;place-items:center;border-radius:50%;
  border:1px solid rgba(255,255,255,.28);color:#EEF2F0;text-decoration:none;
  animation:cueBob 2.6s ease-in-out infinite}
.scrollcue:hover{border-color:#3FBF8C;color:#3FBF8C}
@keyframes cueBob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,7px)}}
@media (max-width:760px),(max-height:620px){
  .hero--full{padding:48px 0 64px}
  .hero--full .hero-meta{position:static;margin-top:34px}
  .scrollcue{display:none}
}

/* deck: hero and sections rest like slides. proximity, never mandatory —
   mandatory traps any section taller than the viewport. */
@media (min-width:900px) and (min-height:620px){
  html.deck{scroll-snap-type:y proximity;scroll-padding-top:56px}
  html.deck .hero,html.deck main>section{scroll-snap-align:start}
  html.deck footer{scroll-snap-align:end}            /* last screen reachable in one flick */
  html.deck main>section{min-height:calc(100svh - 56px);display:grid;align-content:center;position:relative}
  html.deck main>section>.wrap{width:100%}
}
/* every hero fills the screen, so each page opens on one idea */
@media (min-height:620px){
  html.deck .hero{min-height:calc(100svh - 56px);display:flex;flex-direction:column;justify-content:center}
}
@media (prefers-reduced-motion:reduce){
  html.deck{scroll-snap-type:none}
  .hero--full .rule{animation:none}
  .scrollcue{animation:none}
}

/* ── n20k platform homepage refresh ───────────────────────────────── */
.home{background:#fff;color:var(--ink)}
.home .nav{background:rgba(255,255,255,.92)}
.home .nav .wrap{height:68px}
.home .nav .brand img{height:20px;width:auto}
.home .nav .items{gap:24px}
.home .nav-toggle{display:none}
.hero--home{min-height:clamp(620px,calc(100svh - 68px),780px);padding:76px 0 84px;background:#18222a url(../assets/images/n20k-mountains.jpg) center/cover no-repeat;color:#fff;position:relative;isolation:isolate;overflow:hidden}
.hero--home::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(17,27,35,.95) 0%,rgba(21,37,42,.84) 52%,rgba(20,49,43,.63) 100%);z-index:-1;pointer-events:none}
.hero--home::after{content:"";position:absolute;right:-12vw;bottom:-26vw;width:58vw;height:58vw;border:1px solid rgba(169,221,201,.24);border-radius:50%;z-index:-1;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1fr;gap:clamp(40px,8vw,120px);align-items:end;min-height:100%}
.hero-copy{max-width:820px}
.hero--home .eyebrow{color:#A9DDC9}
.quote{margin:22px 0 24px;font-family:var(--display);font-size:clamp(1rem,2vw,1.25rem);font-style:italic;color:#D9E8E1}
.hero--home h1{font-size:clamp(3.8rem,9vw,7.5rem);line-height:.9;letter-spacing:-.055em;color:#fff}
.hero--home h1 em{font-style:normal;color:#6BB69D}
.hero-tag{max-width:610px;margin-top:30px;font-size:clamp(1.05rem,2vw,1.35rem);line-height:1.4;color:#F4F8F6}
.hero-lead{max-width:570px;margin-top:14px;color:#C5CED8;font-size:1.03rem}
.hero--home .cta{margin-top:30px}
.btn.light{background:#fff;border-color:#fff;color:var(--slate)}
.hero-side{align-self:stretch;min-height:320px;display:flex;flex-direction:column;justify-content:space-between;padding:20px 0 0 26px;border-left:1px solid rgba(255,255,255,.32);color:#D9E8E1}
.hero-side-top,.hero-side-bottom{display:flex;justify-content:space-between;gap:20px;font-family:var(--display);font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:#A9DDC9}
.hero-side p{max-width:285px;margin:auto 0;font-family:var(--display);font-size:clamp(1.35rem,2.7vw,2rem);line-height:1.18;letter-spacing:-.025em;color:#fff}
.hero-side-bottom{padding-top:20px;border-top:1px solid rgba(255,255,255,.2);color:#C5CED8;letter-spacing:.05em}
.hero-side-bottom span:last-child{color:#A9DDC9;text-align:right}
.proof{background:var(--slate);color:#fff;border-bottom:1px solid rgba(255,255,255,.12)}
.proof-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.proof-grid>div{padding:26px 22px 28px;border-left:1px solid rgba(255,255,255,.16)}
.proof-grid>div:first-child{border-left:0;padding-left:0}
.proof-grid strong{display:block;font-family:var(--display);font-size:clamp(1.5rem,3vw,2.1rem);line-height:1;color:#A9DDC9}
.proof-grid span{display:block;margin-top:8px;font-size:.83rem;line-height:1.35;color:#D5DDE2}
.section-intro{max-width:700px}
.section-intro h2{margin-top:12px}
.cards3{margin-top:38px}
.pillar-card{display:flex;flex-direction:column;min-height:330px;padding:28px}
.pillar-card p{max-width:33ch}
.pillar-card .text-link{margin-top:auto;padding-top:28px}
.text-link{font-family:var(--display);font-weight:700;color:var(--accent-ink);text-underline-offset:4px;text-decoration-thickness:1px}
.approach-section{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.approach-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.9fr);gap:clamp(42px,8vw,120px);align-items:center}
.approach-grid .lead{margin-top:24px;max-width:55ch}
.research-method-section{background:#F7F9F8;border-bottom:1px solid var(--line)}
.research-method-section .section-intro .lead{margin-top:22px;max-width:72ch}
.method-grid{margin-top:38px}
.method-grid .card{min-height:260px}
.method-cta{margin-top:28px}
.steps-five{grid-template-columns:1fr;gap:0;margin-top:0}
.steps-five .step{display:grid;grid-template-columns:42px 1fr;align-items:center;border:0;border-bottom:1px solid var(--line);border-radius:0;background:transparent;padding:16px 0}
.steps-five .step:first-child{border-top:1px solid var(--line)}
.steps-five .step::after{content:"→";display:block;position:absolute;right:14px;top:50%;width:1em;text-align:center;transform:translateY(-50%);color:var(--accent-ink)}
.steps-five .step .n{font-size:.75rem}
.steps-five .step .t{font-size:1.1rem}
.research-section{padding-top:96px;padding-bottom:96px}
.research-feature{background:var(--slate);border:0;border-radius:0;color:#fff;box-shadow:none;padding:clamp(28px,5vw,56px);grid-template-columns:1fr .7fr}
.research-feature .eyebrow{color:#A9DDC9}
.research-feature h2,.research-feature .feature-title{color:#fff}
.feature-title{font-family:var(--display);font-size:1.2rem;font-weight:700;margin-top:12px}
.feature-copy{max-width:55ch;margin-top:16px;color:#D5DDE2}
.research-feature .btn:not(.primary){background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.research-mark{align-self:center;padding:20px 0 20px 42px;border-left:1px solid rgba(255,255,255,.25)}
.research-mark>span{display:block;font-family:var(--display);font-size:clamp(5rem,12vw,9rem);line-height:.82;letter-spacing:-.08em;color:#6BB69D}
.research-mark small{display:block;margin-top:16px;font-family:var(--display);font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:#C5CED8}
.research-line{width:100%;height:2px;margin:30px 0 16px;background:#6BB69D}
.research-mark p{color:#fff;font-size:.95rem}
.build-section{background:#F7F9F8}
.build-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:38px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.build-grid>div{padding:26px 28px 30px;border-left:1px solid var(--line)}
.build-grid>div:first-child{border-left:0;padding-left:0}
.build-label{font-family:var(--display);font-size:.8rem;letter-spacing:.12em;color:var(--accent-ink)}
.build-grid h3{margin-top:30px}
.build-grid p{margin-top:12px;max-width:30ch;color:var(--ink2);font-size:.97rem}
.about-section{background:#fff}
.home-about{grid-template-columns:minmax(220px,.6fr) minmax(0,1fr);gap:clamp(36px,8vw,110px);align-items:center}
.about-image{background:var(--slate);overflow:hidden}
.about-image img{display:block;width:100%;height:auto;aspect-ratio:3 / 4;object-fit:cover;object-position:center top;filter:saturate(.82)}
.about-copy p{max-width:62ch;margin-top:18px;color:var(--ink2)}
.about-copy .text-link{display:inline-block;margin-top:24px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:end}
.contact-grid h2{color:#fff;margin-top:12px}
.contact-grid p{max-width:38ch;margin-top:16px;color:#D5DDE2}
.contact-detail{display:flex;flex-direction:column;align-items:flex-start;gap:12px;padding-left:32px;border-left:1px solid rgba(255,255,255,.28)}
.contact-detail img{height:25px;width:auto;margin-bottom:14px}
.contact-detail a,.contact-detail span{color:#fff;font-size:1.05rem}
.contact-detail a{font-family:var(--display);font-weight:700}
.home footer{background:#fff}
.home footer .wrap{padding-top:18px}

/* keep the homepage's intentionally light sections readable when the OS is dark */
@media (prefers-color-scheme:dark){
  .home .nav a.item{color:#4B607A}
  .home .nav a.item:hover,.home .nav a.item.on{color:#2E3742}
  .home .nav .lang button{color:#4B607A}
  .home #what,.home #build,.home #about,.home #research-method{color:#2E3742}
  .home #what h2,.home #build h2,.home #about h2,.home #research-method h2{color:#2E3742}
  .home #what .lead,.home #build .lead,.home #about .lead,.home #research-method .lead{color:#4B607A}
  .home #build .build-grid p,.home #about .about-copy p{color:#4B607A}
  .home #what .card,.home #research-method .card{color:#EEF2F0}
  .home #what .card h3,.home #research-method .card h3{color:#EEF2F0}
  .home footer{color:#4B607A}
  .home footer a,.home footer button{color:#4B607A}
}

@media (max-width:860px){
  .hero-grid,.approach-grid{grid-template-columns:1fr}
  .hero-side{min-height:0;margin-top:12px;padding:22px 0 0;border-left:0;border-top:1px solid rgba(255,255,255,.3)}
  .hero-side p{margin:38px 0;max-width:580px}
  .proof-grid{grid-template-columns:repeat(2,1fr)}
  .proof-grid>div:nth-child(3){border-left:0;padding-left:0}
  .proof-grid>div:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.16)}
  .research-feature{grid-template-columns:1fr}
  .research-mark{border-left:0;border-top:1px solid rgba(255,255,255,.25);padding:28px 0 0;margin-top:16px}
  .build-grid{grid-template-columns:1fr}
  .build-grid>div{border-left:0;border-top:1px solid var(--line)}
  .build-grid>div:first-child{border-top:0;padding-left:0}
  .build-grid h3{margin-top:14px}
}
@media (max-width:640px){
  .home .nav .wrap{height:62px;gap:12px}
  .home .nav-toggle{display:block;margin-left:auto;padding:7px 10px;border:1px solid var(--line2);border-radius:999px;background:transparent;color:var(--ink2);font:700 .78rem var(--display);cursor:pointer}
  .home .nav .items{display:none;position:absolute;left:0;right:0;top:62px;padding:10px 24px 18px;flex-direction:column;gap:0;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .home .nav[data-open="true"] .items{display:flex}
  .home .nav .item{padding:11px 0;border-bottom:1px solid var(--line)}
  .home .lang{margin-left:0}
  .hero--home{min-height:0;padding:64px 0 70px}
  .hero--home h1{font-size:clamp(3.7rem,18vw,6rem)}
  .hero-tag{font-size:1.05rem}
  .hero--home .cta{align-items:stretch;flex-direction:column}
  .hero--home .cta .btn{text-align:center}
  .hero-side{margin-top:48px}
  .proof-grid>div{padding:22px 14px 24px}
  .proof-grid>div:nth-child(odd){padding-left:0}
  .proof-grid>div:nth-child(even){padding-right:0}
  .section{padding:64px 0}
  .cards3{margin-top:28px}
  .pillar-card{min-height:0;padding:24px}
  .approach-grid{gap:36px}
  .steps-five .step::after{right:0}
  .research-section{padding-top:64px;padding-bottom:64px}
  .research-feature{padding:26px 22px}
  .research-mark>span{font-size:6.5rem}
  .home-about{grid-template-columns:1fr}
  .about-image{max-width:240px}
  .contact-grid{grid-template-columns:1fr;gap:38px}
  .contact-detail{padding-left:0;padding-top:22px;border-left:0;border-top:1px solid rgba(255,255,255,.28)}
  footer .wrap{align-items:flex-start;flex-direction:column}
}

/* about page */
.about-page .nav .wrap{height:68px}
.about-page .nav .brand img{height:20px;width:auto}
.about-page .nav-toggle{display:none}
.about-hero{padding:100px 0 86px;background:var(--bg2);border-bottom:1px solid var(--line)}
.about-hero h1{margin-top:14px;font-size:clamp(3rem,7vw,5.6rem);max-width:10ch}
.about-hero .lead{max-width:48ch;margin-top:22px}
.about-detail{display:grid;grid-template-columns:minmax(220px,.5fr) minmax(0,1fr);gap:clamp(38px,8vw,110px);align-items:start}
.about-portrait{background:var(--slate);max-width:300px}
.about-portrait img{display:block;width:100%;height:auto;filter:saturate(.82)}
.about-detail h2{font-size:clamp(2.2rem,4vw,3.4rem)}
.about-copy .role{font-family:var(--display);font-weight:700;color:var(--accent-ink)}
.about-columns{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,8vw,120px);align-items:start}
.about-columns h2{margin-top:12px}
.about-columns .flow{color:var(--ink2)}
.context-section .flow{max-width:66ch}
.context-section .text-link{display:inline-block;margin-top:6px}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:40px}
.topic-grid>div{padding:20px;border:1px solid var(--line);border-radius:14px;background:var(--card)}
.topic-grid h3{font-size:1rem;line-height:1.25}
@media (max-width:860px){.about-detail,.about-columns{grid-template-columns:1fr}.about-portrait{max-width:240px}.topic-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.about-page .nav .wrap{height:62px}.about-page .nav-toggle{display:block;margin-left:auto;padding:7px 10px;border:1px solid var(--line2);border-radius:999px;background:transparent;color:var(--ink2);font:700 .78rem var(--display);cursor:pointer}.about-page .nav .items{display:none;position:absolute;left:0;right:0;top:62px;padding:10px 24px 18px;flex-direction:column;gap:0;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);box-shadow:var(--shadow)}.about-page .nav[data-open="true"] .items{display:flex}.about-page .nav .item{padding:11px 0;border-bottom:1px solid var(--line)}.about-page .lang{margin-left:0}.about-hero{padding:70px 0 58px}.about-hero h1{font-size:clamp(2.8rem,14vw,4.5rem)}.topic-grid{grid-template-columns:1fr}.about-page footer .wrap{align-items:flex-start;flex-direction:column}}

/* Keep the bilingual content out of the accessibility tree and layout when inactive. */
body[data-lang="en"] [lang-hu],body[data-lang="en"] [data-l="hu"],body[data-lang="hu"] [lang-en],body[data-lang="hu"] [data-l="en"]{display:none!important}

/* The redesigned public pages should remain fully readable without scroll-triggered JS. */
.home .reveal,.about-page .reveal{opacity:1;transform:none}