/* Baltic AI Forum v2: balticaiforum.pl w marce K1 „Stół Bałtycki”. Statycznie, bez buildu, bez zewnętrznych zasobów.
   Tokeny = marka/system/tokeny.css. Jeden akcent (#22d3b8): przyciski, linki, gospodarz przy stole, bieżący meetup. */
@font-face{font-family:"Inter";src:url(/fonts/inter-latin-variable.woff2) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Inter";src:url(/fonts/inter-latin-ext-variable.woff2) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"JetBrains Mono";src:url(/fonts/jetbrains-mono-latin-variable.woff2) format("woff2");font-weight:400 800;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"JetBrains Mono";src:url(/fonts/jetbrains-mono-latin-ext-variable.woff2) format("woff2");font-weight:400 800;font-display:swap;unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

:root{
  --bg:#010306; --bg-2:#060b10; --line:#1d2a31; --line-2:#2a363c; --ctl:#5b676e; /* obramowanie kontrolek 3,5:1 */
  --acc:#22d3b8; --acc-hover:#5fe3cf; --acc-ink:#010306;
  --text:#ffffff; --bone:#eceae4; --muted:#98a2a8;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --gut:16px; --max:1240px; --ease:cubic-bezier(.16,1,.3,1);
  color-scheme:dark;
}
@media (min-width:768px){:root{--gut:32px}}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--bone);font:400 1rem/1.6 var(--sans);overflow-x:hidden;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
/* ziarno: jedna stała warstwa z pliku (CSP bez data:) */
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:90;opacity:.06;background-image:url(/img/ziarno.svg)}
img,svg{max-width:100%;display:block}
img{height:auto}
a{color:inherit}
h1,h2,h3{color:var(--text);margin:0;line-height:1.05;letter-spacing:-.03em;font-weight:800;text-wrap:balance}
h2{font-size:clamp(1.9rem,5.4vw,3.2rem)}
h3{font-size:1.15rem;letter-spacing:-.01em;font-weight:700;line-height:1.25}
p{margin:0;text-wrap:pretty}
.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--gut)}
.muted{color:var(--muted)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}
.label,.eyebrow,dt,time,.dur,.cal__no,.tags li,.country__code,.premiera,.lang{font-family:var(--mono)}
.label{display:block;font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:500}
.eyebrow{font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:var(--bone);font-weight:500}

:focus-visible{outline:2px solid var(--acc);outline-offset:3px}
.skip{position:absolute;left:var(--gut);top:-60px;z-index:100;background:var(--acc);color:var(--acc-ink);padding:.6rem 1rem;font-weight:700;text-decoration:none}
.skip:focus{top:12px}

/* przyciski: ostre rogi (promień 0), jeden kształt w całym systemie */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:48px;padding:.7rem 1.35rem;background:var(--acc);color:var(--acc-ink);font:700 1rem/1.1 var(--sans);text-decoration:none;border:1px solid var(--acc);border-radius:0;cursor:pointer;white-space:nowrap;transition:transform .2s var(--ease),background-color .2s,color .2s,border-color .2s;touch-action:manipulation}
.btn:hover{background:var(--acc-hover);border-color:var(--acc-hover)}
.btn:active{transform:translateY(1px) scale(.985)}
.btn--ghost{background:transparent;color:var(--bone);border-color:var(--ctl)}
.btn--ghost:hover{background:rgba(236,234,228,.06);border-color:var(--bone);color:var(--text)}
.btn--sm{min-height:44px;padding:.55rem 1rem;font-size:.92rem}
.btn[disabled]{opacity:.5;cursor:progress}
.link{color:var(--acc);font-weight:600;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.25em;display:inline-flex;align-items:center;min-height:44px}
.link:hover{color:#7eeedd}
.ctas{display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center}

/* nagłówek */
.top{position:sticky;top:0;z-index:50;background:rgba(1,3,6,.86);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(42,54,60,.5)}
.top__in{display:flex;align-items:center;gap:12px 20px;height:68px}
.brand{display:flex;align-items:center;min-height:44px;margin-right:auto;text-decoration:none}
.brand svg{height:30px;width:auto}
.nav{display:none}
.nav a{font-size:.94rem;color:var(--muted);text-decoration:none;padding:.6rem .2rem;min-height:44px;display:inline-flex;align-items:center}
.nav a:hover{color:var(--text)}
.lang{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;font-size:.8rem;letter-spacing:.12em;color:var(--bone);text-decoration:none;border:1px solid var(--line-2)}
.lang:hover{border-color:var(--bone);color:var(--text)}
.top .btn{transition:opacity .25s,visibility .25s}
.top .btn--sm{display:none}
@media (min-width:560px){.top .btn--sm{display:inline-flex}}
@media (max-width:959px){.top.is-hero-cta .btn{opacity:0;visibility:hidden}}
@media (max-width:359px){.brand svg{height:24px}}
@media (min-width:960px){.nav{display:flex;gap:26px;margin-right:8px}}

/* hero */
.hero{position:relative;overflow:hidden;padding:28px 0 48px}
.hero__grid{display:grid;gap:8px;position:relative}
.hero__copy{position:relative;z-index:2}
.hero h1{font-size:clamp(2.6rem,9.6vw,5rem);line-height:1;letter-spacing:-.04em;margin:.9rem 0 1.1rem;font-weight:800}
.nw{white-space:nowrap}
.lead{font-size:clamp(1.08rem,2.6vw,1.25rem);line-height:1.5;color:var(--bone);max-width:40ch}
.lead strong{color:var(--text);font-weight:600}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:18px 24px;margin:28px 0;padding:20px 0 0;border-top:1px solid var(--line)}
.facts div:first-child{grid-column:1/-1}
@media (min-width:640px){.facts{grid-template-columns:auto auto auto;justify-content:start;column-gap:48px}.facts div:first-child{grid-column:auto}}
dt{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
dd{margin:0;color:var(--text);font-weight:600;font-size:1.08rem;line-height:1.35}
dd time{font-family:var(--sans)}
dd small{display:block;font:400 .82rem/1.5 var(--mono);color:var(--muted);margin-top:2px}
.hero__art{position:relative;z-index:1;order:-1;width:min(64%,300px);margin:-16px -8px -24px auto}
.hero__art::before{content:"";position:absolute;left:28%;top:48%;width:46%;aspect-ratio:1;border-radius:50%;background:radial-gradient(closest-side,rgba(34,211,184,.2),transparent)}
.kv{position:relative;width:100%;height:auto}
.host{position:absolute;left:42.4%;top:77.4%;font:700 clamp(.66rem,1.6vw,.84rem)/1 var(--mono);letter-spacing:.14em;color:var(--acc);white-space:nowrap}
@media (min-width:1024px){
  .hero{padding:40px 0 56px;min-height:calc(100dvh - 68px);display:flex;align-items:center}
  .hero__grid{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);align-items:center;gap:32px}
  .hero__art{order:0;width:100%;max-width:600px;margin:0 -24px 0 auto}
  .hero h1{font-size:clamp(3.4rem,4.6vw,4.4rem)}
}
.kv .m{transform-box:fill-box;transform-origin:center}

/* sekcje */
main>section:not(.hero){padding-block:72px}
@media (min-width:1024px){main>section:not(.hero){padding-block:112px}}

.about .statement{font-size:clamp(2rem,6.4vw,4.2rem);max-width:15ch;letter-spacing:-.04em}
.about__cols{display:grid;gap:28px;margin-top:40px}
.about__cols h3{margin-bottom:8px}
.about__cols p{color:var(--bone);max-width:46ch}
.mood{margin-top:48px;padding:28px 0 0;border-top:1px solid var(--line);display:grid;gap:16px}
.mood p{max-width:62ch}
.mood__topic{font-size:clamp(1.2rem,2.8vw,1.6rem);font-weight:600;color:var(--text);line-height:1.35;letter-spacing:-.01em}
.mood__topic .label{margin-bottom:8px}
@media (min-width:768px){.about__cols{grid-template-columns:repeat(3,minmax(0,1fr));gap:40px}.mood{grid-template-columns:1.1fr 1fr;gap:48px;align-items:start}}

.program__head{display:grid;gap:10px;margin-bottom:36px}
.program__head p{max-width:46ch}
.timeline{list-style:none;margin:0 0 36px;padding:0;border-left:1px solid var(--line-2)}
.timeline>li{position:relative;display:grid;grid-template-columns:4.2rem 1fr;gap:4px 14px;padding:14px 0 14px 18px}
.timeline>li::before{content:"";position:absolute;left:-4px;top:22px;width:7px;height:7px;background:var(--bg);border:1px solid var(--muted)}
.timeline time{color:var(--bone);font-size:.95rem;font-weight:600;padding-top:2px}
.timeline p{color:var(--text);font-weight:500;font-size:1.05rem;line-height:1.4}
.dur{display:inline-block;margin-top:4px;font-size:.78rem;color:var(--muted);letter-spacing:.04em}
.timeline .is-break p{color:var(--muted);font-weight:400}
.timeline .is-key{background:linear-gradient(90deg,rgba(236,234,228,.05),transparent 80%);padding-block:22px}
.timeline .is-key::before{background:var(--bone);border-color:var(--bone)}
.timeline .is-key p{font-size:clamp(1.1rem,2.6vw,1.35rem);font-weight:700;letter-spacing:-.01em}
.guests{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-wrap:wrap;gap:8px}
.guests li{font-size:.88rem;color:var(--bone);border:1px solid var(--line-2);padding:.35rem .7rem}
@media (min-width:768px){.timeline>li{grid-template-columns:6rem 1fr;padding-left:28px}.program__head{grid-template-columns:1fr auto;align-items:end;gap:24px}}

.cal__track{list-style:none;margin:36px 0 0;padding:0;display:grid;gap:0}
.cal__item{position:relative;padding:22px 0 22px 28px;border-left:1px solid var(--line-2)}
.cal__item::before{content:"";position:absolute;left:-6px;top:28px;width:11px;height:11px;border:1px solid var(--muted);background:var(--bg)}
.cal__item.is-now::before{background:var(--acc);border-color:var(--acc);box-shadow:0 0 0 5px rgba(34,211,184,.15)}
.cal__no{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.cal__date{font-size:clamp(1.5rem,4vw,2.2rem);font-weight:800;color:var(--text);letter-spacing:-.03em;margin-top:6px;line-height:1.1}
.cal__date time{font-family:var(--sans)}
.cal__city{color:var(--bone);margin-top:4px;max-width:30ch}
.cal__note{color:var(--text);font-weight:600;margin-top:8px}
@media (min-width:900px){
  .cal__track{grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line-2)}
  .cal__item{border-left:0;padding:36px 28px 0 0}
  .cal__item::before{left:0;top:-6px}
}

/* grupy miast */
.groups__lead{margin-top:14px;max-width:56ch}
.countries{list-style:none;margin:36px 0 0;padding:0;display:grid;gap:0;border-top:1px solid var(--line)}
.country{display:grid;gap:10px;padding:18px 0;border-bottom:1px solid var(--line)}
.country__head{display:flex;align-items:baseline;gap:12px}
.country__code{font-size:.8rem;letter-spacing:.14em;color:var(--muted);min-width:2.2em}
.country__name{font-weight:700;color:var(--text);font-size:1.05rem}
.cities{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.city{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:.45rem .85rem;background:transparent;color:var(--bone);border:1px solid var(--ctl);border-radius:0;font:500 .95rem/1.2 var(--sans);text-decoration:none;cursor:pointer;transition:background-color .2s,border-color .2s,color .2s}
.city:hover{border-color:var(--acc);color:var(--text)}
.city__plus{font:500 .9rem/1 var(--mono);color:var(--muted)}
.city:hover .city__plus{color:var(--acc)}
.city__count{font:500 .8rem/1 var(--mono);color:var(--muted)}
.city.is-live{background:var(--acc);border-color:var(--acc);color:var(--acc-ink);font-weight:700}
.city.is-live .city__plus,.city.is-live .city__count{color:var(--acc-ink)}
.city.is-joined{border-color:var(--acc);color:var(--text)}
@media (min-width:768px){.country{grid-template-columns:14rem 1fr;align-items:start;gap:24px}.country__head{padding-top:10px}}
.propose{margin-top:36px;max-width:520px}
.propose label,.join__dialog label:not(.check),.join__dialog legend{display:block;font-weight:600;color:var(--text);margin-bottom:8px}
.propose__row{display:flex;gap:8px}
input[type=text],input[type=email]{flex:1;min-width:0;min-height:48px;padding:.7rem .9rem;background:var(--bg-2);color:var(--text);border:1px solid var(--ctl);font:400 1rem/1.3 var(--sans);border-radius:0}
input:focus-visible{outline:2px solid var(--acc);outline-offset:1px;border-color:var(--acc)}
input[aria-invalid=true]{border-color:#ff8a7a}
.err{color:#ff9d8f;font-size:.9rem;margin-top:6px;min-height:1.4em}
.help{color:var(--muted);font-size:.88rem;margin-top:6px}
.join__status{margin-top:12px;color:var(--acc);font-weight:600;min-height:1.6em}
.join__dialog{width:min(92vw,480px);background:var(--bg-2);color:var(--bone);border:1px solid var(--line-2);padding:28px;border-radius:0}
.join__dialog::backdrop{background:rgba(1,3,6,.78)}
.join__dialog h3{margin-bottom:20px;font-size:1.3rem}
.join__dialog input[type=email]{width:100%}
.join__dialog fieldset{border:0;margin:18px 0 0;padding:0}
.radios{display:flex;flex-wrap:wrap;gap:8px 18px}
.radios label{display:inline-flex;align-items:center;gap:8px;min-height:44px;font-weight:400;color:var(--bone)}
.radios input,.check input{width:20px;height:20px;accent-color:var(--acc);flex:none}
.check{display:flex;gap:10px;align-items:flex-start;margin-top:14px;font-size:.9rem;line-height:1.5;color:var(--bone)}
.check input{margin-top:2px}
.join__dialog .ctas{margin-top:12px}

.forum{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--bg) 0,#050c10 50%,var(--bg) 100%);border-block:1px solid var(--line)}
.forum__in{position:relative;display:grid}
.forum__year{position:absolute;right:-2%;top:50%;transform:translateY(-50%);font:900 clamp(8rem,34vw,26rem)/.8 var(--sans);letter-spacing:-.06em;color:transparent;-webkit-text-stroke:1px rgba(236,234,228,.14);user-select:none;pointer-events:none;margin:0}
.forum__copy{position:relative;max-width:640px;display:grid;gap:18px}
.forum h2{font-size:clamp(2.2rem,7vw,4.4rem);letter-spacing:-.04em}
.tags{list-style:none;padding:0;margin:6px 0;display:flex;flex-wrap:wrap;gap:8px}
.tags li{font-size:.82rem;color:var(--text);border:1px solid var(--line-2);padding:.45rem .75rem;background:rgba(1,3,6,.6)}

.partners__lead{margin-top:12px;max-width:52ch}
.roles{list-style:none;margin:36px 0 0;padding:0;display:grid;gap:0;border-top:1px solid var(--line)}
.roles>li{display:grid;gap:10px;padding:24px 0;border-bottom:1px solid var(--line)}
.roles dl{margin:0;display:grid;gap:8px}
.roles dl div{display:grid;grid-template-columns:5.2rem 1fr;gap:10px}
.roles dt{margin:0;padding-top:3px}
.roles dd{font-weight:400;font-size:1rem;color:var(--bone)}
@media (min-width:900px){
  .roles>li{grid-template-columns:14rem 1fr 15rem;align-items:center;gap:32px}
  .roles>li>:last-child{justify-self:end;text-align:right}
  .roles dl{grid-template-columns:1fr 1fr;gap:24px}
  .roles dl div{grid-template-columns:1fr;gap:2px}
}

.strips{display:grid;gap:36px}
.strip__logos{list-style:none;margin:14px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:16px 32px;align-items:center}
.strip__logos img{max-height:56px;width:auto;filter:grayscale(1) brightness(1.6);opacity:.9}
.strip h2{font-size:.75rem;letter-spacing:.14em}
[data-empty],.strip:not(:has(img)){display:none}

/* pas: Organizator + Sponsorzy + dopisek o mikropremierze (drugi plan) */
.pas{border-top:1px solid var(--line)}
main>section.pas{padding-block:32px 36px;border-bottom:1px solid var(--line)}
.pas__in{display:grid;gap:24px 48px;align-items:end}
.pas .label{margin-bottom:14px}
.pas__org{font-weight:700;font-size:1.3rem;color:var(--text);line-height:40px}
.pas__logos{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;align-items:center;gap:18px 36px}
.pas__logos img{width:auto}
.pas__logos .l-konik{height:40px}.pas__logos .l-mrtiq{height:28px}.pas__logos .l-xpunkt{height:26px}
.premiera{font-size:.86rem;line-height:1.5;color:var(--muted);margin:0}
@media (min-width:900px){.pas__in{grid-template-columns:auto auto 1fr}.pas__spons{padding-left:48px;border-left:1px solid var(--line)}.premiera{justify-self:end;text-align:right}}

.contact h2{font-size:clamp(1.6rem,4vw,2.4rem)}
.contact__mail{display:inline-block;margin:16px 0 14px;padding-block:6px;font-size:clamp(1.35rem,5.4vw,3rem);font-weight:800;letter-spacing:-.03em;color:var(--acc);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:.18em;overflow-wrap:anywhere}
.contact__mail:hover{color:#7eeedd}

.foot{border-top:1px solid var(--line);padding:28px 0 36px;font-size:.85rem;color:var(--muted)}
.foot__in{display:grid;gap:10px}
.foot a{color:var(--bone);margin-right:18px;display:inline-flex;min-height:44px;align-items:center}
@media (min-width:900px){.foot__in{grid-template-columns:1fr auto;align-items:center;gap:32px}}

/* podstrona */
.doc{padding-block:56px 80px;max-width:760px}
.doc h1{font-size:clamp(2.2rem,6vw,3.4rem);margin-bottom:28px}
.doc h2{font-size:1.3rem;margin:36px 0 10px;letter-spacing:-.01em}
.doc p{margin-bottom:12px;max-width:65ch}

/* ruch: tylko gdy użytkownik nie prosi o ograniczenie. Miejsca „siadają” przy stole, gospodarz ostatni. */
@media (prefers-reduced-motion:no-preference){
  .in{animation:up .9s var(--ease) both;animation-delay:calc(var(--i,0) * 90ms + 80ms)}
  .kv .m{animation:siada .8s var(--ease) both}
  .kv .m:nth-of-type(1){animation-delay:.10s}.kv .m:nth-of-type(2){animation-delay:.16s}.kv .m:nth-of-type(3){animation-delay:.22s}
  .kv .m:nth-of-type(4){animation-delay:.28s}.kv .m:nth-of-type(6){animation-delay:.34s}.kv .m:nth-of-type(7){animation-delay:.40s}
  .kv .m:nth-of-type(8){animation-delay:.46s}.kv .m:nth-of-type(9){animation-delay:.52s}.kv .m:nth-of-type(10){animation-delay:.58s}
  .kv .m:nth-of-type(5){animation-delay:.8s}
  .host{animation:up .6s var(--ease) 1.1s both}
  .js .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
  .js .reveal.is-in{opacity:1;transform:none}
  @keyframes up{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
  @keyframes siada{from{opacity:0;transform:scale(.55)}to{opacity:1;transform:none}}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
@media (forced-colors:active){.btn,.city{border:2px solid ButtonText}.forum__year{display:none}}