/* Dwadzieścia Jeden: the old dwadziesciajeden.pl look (white, #F2A900 amber, logo font Montserrat), rebuilt. */
:root{
  --paper:#FFFFFF; --paper-2:#F6F6F6; --ink:#15171A; --ink-2:#333333; --muted:#6B6B6B;
  --rule:#E6E6E6; --orange:#F2A900; --orange-ink:#8F6400; --red:#DC143C;
  --serif:"Montserrat","Segoe UI",Helvetica,Arial,sans-serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Inter",Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"Cascadia Mono",Consolas,monospace;
  --w:1180px; --pad:clamp(18px,4vw,40px);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.6 var(--sans);font-feature-settings:"ss01","cv11"}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration-color:var(--orange);text-decoration-thickness:2px;text-underline-offset:3px}
a:hover{color:var(--orange-ink)}
:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--paper);padding:8px 14px;z-index:99}
.skip:focus{left:8px}
h1,h2,h3{font-family:var(--serif);font-weight:800;line-height:1.1;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(36px,5.4vw,68px)}
h2{font-size:clamp(28px,3.4vw,42px)}
h3{font-size:21px;font-weight:700}
p{margin:0 0 1em}
.muted{color:var(--muted)}
.mono{font-family:var(--mono);font-size:.92em}
.kicker{font:600 12.5px/1.3 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2);margin:0 0 14px;display:flex;align-items:center;gap:10px}
.kicker::before{content:"";width:10px;height:10px;background:var(--orange);flex:none}
.lede{font-size:clamp(18px,1.6vw,21px);color:var(--ink-2);max-width:62ch}
.note{font-size:14px;color:var(--muted);border-left:3px solid var(--rule);padding-left:12px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:13px 22px;font:600 15px/1 var(--sans);text-decoration:none;border:1.5px solid transparent;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--orange);color:var(--ink)}
.btn--primary:hover{background:#FFBE1A;color:var(--ink)}
.btn--ghost{border-color:var(--ink);color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--paper)}
.btn--dark{background:var(--ink);color:var(--paper)}
.btn--dark:hover{color:var(--orange)}
.btn--sm{padding:9px 16px;font-size:14px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:26px}
.link-arrow{font-weight:600;text-decoration:none;border-bottom:2px solid var(--orange);padding-bottom:2px}
.link-arrow::after{content:" →"}

/* header */
.top{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
.top__in{max-width:var(--w);margin:0 auto;padding:12px var(--pad);display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font:800 18px/1 var(--serif);letter-spacing:-.01em;white-space:nowrap}
.brand .mark{width:44px;height:44px;flex:none;object-fit:contain}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{text-decoration:none;font:500 15px/1 var(--sans);padding:9px 11px;border-radius:8px;color:var(--ink-2)}
.nav a:hover,.nav a[aria-current]{color:var(--ink);background:var(--paper-2)}
.top__act{display:flex;align-items:center;gap:8px}
.icon-btn{width:40px;height:40px;border:0;background:none;border-radius:10px;display:grid;place-items:center;cursor:pointer;color:var(--ink)}
.icon-btn:hover{background:var(--paper-2)}
.icon-btn svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.menu-btn{display:none}
.crumbs{max-width:var(--w);margin:22px auto 0;padding:0 var(--pad);font-size:14px;color:var(--muted)}
.crumbs a{color:var(--muted)}

/* hero */
.hero{max-width:var(--w);margin:0 auto;padding:clamp(36px,6vw,80px) var(--pad) 40px;display:grid;grid-template-columns:1.25fr .85fr;gap:clamp(28px,5vw,72px);align-items:end}
.hero h1{font-size:clamp(52px,8.4vw,112px);line-height:.95;letter-spacing:-.035em;font-weight:900;margin-bottom:28px}
.hero h1::first-line{color:var(--ink)}
.hero__photo{margin:0;position:relative}
.hero__photo img{aspect-ratio:4/5;object-fit:cover;width:100%;filter:saturate(.9) contrast(1.03);box-shadow:14px 14px 0 var(--orange)}
.hero__photo figcaption{margin-top:26px;padding-top:10px;border-top:1px solid var(--rule)}
figcaption{font-size:13px;color:var(--muted);margin-top:10px;line-height:1.45}

.facts{max-width:var(--w);margin:0 auto;padding:0 var(--pad);display:grid;grid-template-columns:repeat(4,1fr);border-top:1.5px solid var(--ink);border-bottom:1px solid var(--rule)}
.facts div{padding:22px 18px 22px 0;display:flex;flex-direction:column;gap:4px}
.facts div+div{border-left:1px solid var(--rule);padding-left:18px}
.facts strong{font:700 clamp(34px,4vw,52px)/1 var(--serif);letter-spacing:-.03em}
.facts span{font-size:14px;color:var(--muted)}

/* feature */
.feature{max-width:var(--w);margin:clamp(48px,7vw,96px) auto;padding:0 var(--pad);display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(24px,4vw,56px);align-items:center}
.feature__img img{border-radius:4px;box-shadow:0 1px 0 var(--rule)}

/* index list */
.index-list{max-width:var(--w);margin:0 auto clamp(48px,7vw,96px);padding:0 var(--pad)}
.index-list__row{display:grid;grid-template-columns:minmax(160px,.7fr) 1.6fr 40px;gap:20px;align-items:baseline;padding:22px 0;border-top:1px solid var(--rule);text-decoration:none;transition:padding .2s}
.index-list__row:last-child{border-bottom:1px solid var(--rule)}
.index-list__name{font:600 clamp(26px,3vw,38px)/1.05 var(--serif);letter-spacing:-.02em}
.index-list__line{color:var(--ink-2)}
.index-list__arrow{font-size:26px;justify-self:end;transition:transform .2s;color:var(--ink)}
.index-list__row:hover .index-list__arrow{color:var(--orange-ink)}
.index-list__row:hover{color:var(--ink);padding-left:10px}
.index-list__row:hover .index-list__arrow{transform:translateX(6px)}

/* join (dark band) */
.join{background:var(--ink);color:var(--paper)}
.join__in{max-width:var(--w);margin:0 auto;padding:clamp(48px,7vw,88px) var(--pad)}
.join h2{color:var(--paper)}
.join p{color:#C9CCD1;max-width:60ch}
.join a{color:var(--paper)}
.join__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:28px 0 18px}
.join__card{display:flex;flex-direction:column;gap:8px;padding:20px;border:1px solid #3a3d42;border-radius:6px;text-decoration:none;transition:border-color .15s,background .15s;min-width:0}
.join__card span{font-size:13px;color:#C2C6CC;letter-spacing:.04em}
.join__card strong{font:600 19px/1.2 var(--serif);overflow-wrap:anywhere}
.join__card:hover{border-color:var(--orange);color:var(--paper)}
.join__card--main{background:var(--orange);border-color:var(--orange)}
.join__card--main span,.join__card--main strong{color:var(--ink)}
.join__card--main:hover{background:#FFBE1A}
.join__card--nostr{grid-column:1/-1}
.join__rules{font-size:15px}

/* two column / lists */
.two-col{max-width:var(--w);margin:clamp(48px,7vw,96px) auto;padding:0 var(--pad);display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px)}
.sec-title{font-size:clamp(24px,2.4vw,30px);padding-bottom:12px;border-bottom:1.5px solid var(--ink);margin-bottom:6px}
.post-list{display:flex;flex-direction:column;margin-bottom:18px}
.post-card{display:flex;flex-direction:column;gap:6px;padding:16px 0;border-bottom:1px solid var(--rule);text-decoration:none}
.post-card__meta{font-size:13px;color:var(--muted)}
.post-card__title{font:600 21px/1.25 var(--serif)}
.post-card:hover .post-card__title{color:var(--orange-ink)}
.post-list--wide{max-width:820px;margin:0 auto 60px;padding:0 var(--pad)}

.network{max-width:880px;margin:0 auto clamp(56px,8vw,110px);padding:0 var(--pad);text-align:left}
.network__text{font:400 clamp(22px,2.4vw,30px)/1.35 var(--serif);letter-spacing:-.01em}
.network__text a{text-decoration-color:var(--orange)}

/* page heads + articles */
.ph-head{max-width:var(--w);margin:0 auto;padding:clamp(36px,6vw,72px) var(--pad) 28px}
.ph-head h1{max-width:16ch}
.article{max-width:760px;margin:0 auto;padding:clamp(32px,5vw,64px) var(--pad) 24px}
.article h1{font-size:clamp(36px,5vw,60px)}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;color:var(--muted);font-size:14px;margin-bottom:28px}
.tag{display:inline-block;padding:4px 10px;border:1px solid var(--rule);border-radius:999px;text-decoration:none;font-size:13px}
.post-feature{margin:0 0 32px}
.post-feature img{border-radius:4px;width:100%}
.prose{font-size:18px;line-height:1.7;overflow-wrap:anywhere}
.prose h2{font-size:30px;margin-top:1.6em}
.prose h3{margin-top:1.4em}
.prose ul,.prose ol{padding-left:1.3em}
.prose li{margin-bottom:.35em}
.prose hr{border:0;border-top:1px solid var(--rule);margin:2em 0}
.prose .byline{font-style:italic;color:var(--muted)}
.prose-wide{max-width:760px;margin:0 auto 56px;padding:0 var(--pad)}
.inline-img{margin:24px 0}
.inline-img img{max-width:260px;border-radius:4px}
.callout{display:flex;gap:14px;background:var(--paper-2);border-left:4px solid var(--orange);padding:18px 20px;margin:24px 0;border-radius:0 6px 6px 0}
.callout p{margin:0}
.toggle{border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);padding:6px 0;margin:20px 0}
.toggle summary{cursor:pointer;font:600 20px/1.4 var(--serif);padding:10px 0}
.post-quote{margin:24px 0;padding:20px 22px;background:var(--paper-2);border:1px solid var(--rule);border-radius:8px;font-size:17px}
.post-quote p{margin-bottom:10px}
.post-quote footer{font-size:14px;color:var(--muted)}
.link-card{display:flex;flex-direction:column;gap:4px;padding:16px 18px;margin:16px 0;border:1px solid var(--rule);border-radius:8px;background:#fff;text-decoration:none;transition:border-color .15s}
.link-card:hover{border-color:var(--orange);color:var(--ink)}
.link-card__source{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.link-card__title{font:600 19px/1.3 var(--serif)}
.link-card__desc{font-size:15px;color:var(--ink-2);line-height:1.5}
.file-card{display:flex;gap:16px;align-items:center;padding:16px 18px;margin:16px 0;border:1.5px solid var(--ink);border-radius:8px;text-decoration:none;background:#fffdf8}
.file-card:hover{background:var(--orange);color:var(--ink)}
.file-card__icon{flex:none;width:46px;height:56px;display:grid;place-items:center;background:var(--ink);color:var(--paper);font:700 12px var(--sans);border-radius:4px}
.file-card__body{display:flex;flex-direction:column;gap:3px}
.file-card__title{font:600 18px/1.3 var(--serif)}
.file-card__meta{font-size:14px;color:var(--muted)}
.video{margin:24px 0}
.video__frame{position:relative;aspect-ratio:16/9;background:#000;border-radius:6px;overflow:hidden}
.video__frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video__poster{position:absolute;inset:0;display:block;color:#fff;text-decoration:none}
.video__poster img{width:100%;height:100%;object-fit:cover;opacity:.75}
.video__play{position:absolute;left:50%;top:50%;width:72px;height:72px;margin:-36px 0 0 -36px;border-radius:50%;background:var(--orange)}
.video__play::after{content:"";position:absolute;left:29px;top:22px;border-left:20px solid var(--ink);border-top:14px solid transparent;border-bottom:14px solid transparent}
.video__title{position:absolute;left:16px;right:16px;bottom:14px;font:600 16px/1.3 var(--sans);text-shadow:0 1px 6px rgba(0,0,0,.6)}
.map-embed{margin:20px 0;border:1.5px solid var(--ink);border-radius:8px;overflow:hidden;background:var(--paper-2)}
.map-embed iframe{display:block;width:100%;height:440px;border:0}

/* cities */
.cities{max-width:var(--w);margin:24px auto 72px;padding:0 var(--pad);display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.city{display:flex;flex-direction:column;gap:10px;padding:24px 20px 22px;border:1.5px solid var(--ink);border-radius:6px;text-decoration:none;min-height:150px;transition:background .15s}
.city__name{font:650 30px/1 var(--serif);letter-spacing:-.02em}
.city__line{font-size:15px;color:var(--ink-2)}
.city:hover{background:var(--orange);color:var(--ink)}
.city-maps{columns:2}

/* projects */
.proj-list{max-width:var(--w);margin:0 auto 80px;padding:0 var(--pad);display:flex;flex-direction:column}
.proj{display:grid;grid-template-columns:280px 1fr;gap:clamp(20px,3vw,40px);padding:32px 0;border-top:1px solid var(--rule);scroll-margin-top:90px}
.proj__img img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:4px}
.proj__mono{display:grid;place-items:center;aspect-ratio:4/3;background:var(--paper-2);border-radius:4px;font:700 92px/1 var(--serif);color:var(--orange-ink)}
.proj--friends .proj__mono{background:transparent;border:1.5px dashed var(--rule);color:var(--muted)}
.proj__status{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.proj h2{font-size:clamp(26px,2.8vw,34px)}
.proj__links{font-weight:600}

/* initiatives grid (on /projekty/) */
.ini-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(205px,1fr));gap:18px}
.ini{display:flex;flex-direction:column;border:1px solid var(--rule);border-radius:6px;overflow:hidden;color:inherit;text-decoration:none;background:#fff;transition:border-color .15s,transform .15s}
.ini:hover{border-color:var(--orange);transform:translateY(-2px)}
.ini__img img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--paper-2)}
.ini__body{display:flex;flex-direction:column;gap:6px;padding:16px 18px 18px}
.ini__title{font:700 19px/1.25 var(--serif)}
.cat .proj-list{max-width:none;margin:0;padding:0}
.ini-grid{margin-top:22px}
.proj-note{max-width:var(--w);margin:0 auto 60px;padding:0 var(--pad)}
/* catalog */
.toc{max-width:var(--w);margin:0 auto 12px;padding:0 var(--pad);display:flex;flex-wrap:wrap;gap:8px}
.toc a{padding:8px 14px;border:1px solid var(--ink);border-radius:2px;text-decoration:none;font-size:14px;font-weight:500}
.toc a:hover{background:var(--ink);color:var(--paper)}
.cat{max-width:var(--w);margin:48px auto;padding:0 var(--pad);scroll-margin-top:90px}
.cat__intro{color:var(--ink-2);max-width:70ch;margin-top:12px}
.books{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:28px 22px;margin-top:22px}
.book{display:flex;flex-direction:column;gap:6px;text-decoration:none}
.book__cover{aspect-ratio:2/3;background:var(--paper-2);border-radius:3px;overflow:hidden;display:block;box-shadow:0 10px 24px -14px rgba(21,23,26,.45);transition:transform .2s}
.book__cover img{width:100%;height:100%;object-fit:cover}
.book__ph{display:flex;align-items:flex-end;height:100%;padding:16px;font:600 20px/1.15 var(--serif);background:var(--ink);color:var(--paper)}
.book:hover .book__cover{transform:translateY(-4px)}
.book__author{font-size:13px;color:var(--muted);margin-top:8px}
.book__title{font:600 18px/1.25 var(--serif)}
.book__desc{font-size:14px;color:var(--ink-2);line-height:1.5}
.book__pub{font-size:12px;color:var(--muted);letter-spacing:.04em}
.res-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:0 28px;margin-top:6px}
.res{display:grid;grid-template-columns:1fr auto;grid-template-areas:"meta host" "title title" "desc desc";gap:4px 12px;padding:18px 0;border-bottom:1px solid var(--rule);text-decoration:none}
.res__meta{grid-area:meta;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.res__host{grid-area:host;font-size:12px;color:var(--muted);font-family:var(--mono)}
.res__title{grid-area:title;font:600 20px/1.25 var(--serif)}
.res__desc{grid-area:desc;font-size:15px;color:var(--ink-2);line-height:1.5}
.res:hover .res__title{color:var(--orange-ink)}
.wp-strip{max-width:var(--w);margin:0 auto 24px;padding:28px var(--pad);display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:center;background:var(--ink);color:var(--paper)}
.wp-strip h2{color:var(--paper);font-size:clamp(24px,2.6vw,32px)}
.wp-strip p{color:#C9CCD1}
.wp-strip .btn--ghost{border-color:var(--paper);color:var(--paper)}
@media (min-width:1181px){.wp-strip{border-radius:6px}}

/* timeline */
.filters{max-width:var(--w);margin:0 auto 10px;padding:0 var(--pad);display:flex;flex-wrap:wrap;gap:8px}
.filters button{font:500 14px var(--sans);padding:8px 14px;border:1px solid var(--ink);border-radius:2px;background:none;cursor:pointer;color:var(--ink)}
.filters button[aria-pressed=true]{background:var(--ink);color:var(--paper)}
.tl-wrap{max-width:900px;margin:0 auto;padding:0 var(--pad)}
.tl-year{font-size:clamp(44px,6vw,72px);color:var(--orange-ink);margin:48px 0 0;letter-spacing:-.04em}
.tl{list-style:none;margin:0;padding:0}
.tl__item{display:grid;grid-template-columns:150px 1fr;gap:24px;padding:24px 0;border-top:1px solid var(--rule);scroll-margin-top:90px}
.tl__item time{font-size:14px;color:var(--muted);padding-top:5px}
.tl__item h3{margin-bottom:8px}
.tl__item p{margin-bottom:8px}
.tl__links{font-size:14px;font-weight:600}
.tl__imgs{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;margin:12px 0}
.tl__img img{aspect-ratio:1;object-fit:cover;border-radius:3px;width:100%}
.tl--mini .tl__item{grid-template-columns:1fr;gap:2px;padding:16px 0}
.tl--mini h3{font-size:19px}
.tl--mini p{font-size:15px;color:var(--ink-2)}
.tl--mini .tl__links{display:none}
.tl__item.is-hidden{display:none}
.gallery{max-width:var(--w);margin:64px auto 80px;padding:0 var(--pad)}
.gallery__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin-top:20px}
.gallery figure{margin:0}
.gallery img{aspect-ratio:4/3;object-fit:cover;width:100%;border-radius:3px}

/* rules + glossary */
.rules{max-width:900px;margin:0 auto 56px;padding:0 var(--pad)}
.rules ol{list-style:none;counter-reset:r;padding:0;margin:20px 0 0}
.rules li{counter-increment:r;display:grid;grid-template-columns:56px 1fr;grid-template-rows:auto auto;column-gap:16px;padding:20px 0;border-top:1px solid var(--rule)}
.rules li::before{content:counter(r);grid-row:span 2;font:700 34px/1 var(--serif);color:var(--orange-ink)}
.rules li strong{font:600 21px/1.3 var(--serif)}
.rules li span{color:var(--ink-2)}
.glossary{max-width:900px;margin:0 auto 80px;padding:0 var(--pad)}
.term{display:grid;grid-template-columns:260px 1fr;gap:24px;padding:20px 0;border-top:1px solid var(--rule);scroll-margin-top:90px}
.term dt{font:600 20px/1.3 var(--serif)}
.term dd{margin:0;color:var(--ink-2)}

/* placeholders */
.ph{display:inline-block;font:600 11px/1 var(--sans);letter-spacing:.06em;text-transform:uppercase;background:#ffe9a8;color:#5a4500;padding:4px 7px;border-radius:4px}
.ph-block{max-width:var(--w);margin:20px auto;padding:20px var(--pad);background:#ffe9a8}

/* footer */
.foot{background:var(--paper-2);color:var(--ink-2);margin-top:0;border-top:1px solid var(--rule)}
.join+.two-col{margin-top:clamp(48px,7vw,96px)}
.foot__in{max-width:var(--w);margin:0 auto;padding:56px var(--pad) 28px;display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.foot h2{font:700 12px/1 var(--serif);letter-spacing:.14em;text-transform:uppercase;color:var(--orange-ink);margin-bottom:16px}
.foot__col{display:flex;flex-direction:column;gap:9px;font-size:15px}
.foot__col a{color:var(--ink);text-decoration:none}
.foot__col a:hover{color:var(--orange-ink)}
.foot__brand p{margin-top:16px;font-size:15px;max-width:30ch}
.foot__brand a{color:var(--ink)}
.brand--light{color:var(--paper)}
.foot__fine{max-width:var(--w);margin:0 auto;padding:20px var(--pad) 36px;border-top:1px solid var(--rule);font-size:13px;color:var(--muted)}

/* search */
.search{position:fixed;inset:0;z-index:80;background:rgba(21,23,26,.55);display:flex;justify-content:center;align-items:flex-start;padding:10vh 16px 16px}
.search[hidden]{display:none}
.search__box{width:min(680px,100%);background:var(--paper);border-radius:10px;box-shadow:0 30px 80px -20px rgba(0,0,0,.5);overflow:hidden;display:flex;flex-direction:column;max-height:78vh}
.search input{font:500 20px var(--sans);padding:20px 22px;border:0;border-bottom:1px solid var(--rule);background:transparent;color:var(--ink);outline:none}
.search__res{list-style:none;margin:0;padding:0;overflow:auto}
.search__res a{display:block;padding:14px 22px;border-bottom:1px solid var(--rule);text-decoration:none}
.search__res a:hover,.search__res a:focus{background:var(--paper-2)}
.search__res small{display:block;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.search__res strong{font:600 18px/1.3 var(--serif)}
.search__res span{display:block;font-size:14px;color:var(--ink-2)}
.search__close{border:0;background:none;padding:12px 22px;text-align:right;color:var(--muted);cursor:pointer;font:14px var(--sans)}
.search__close kbd{font-family:var(--mono);border:1px solid var(--rule);padding:1px 6px;border-radius:4px}

/* responsive */
@media (max-width:1060px){
  .nav{position:fixed;inset:63px 0 auto 0;flex-direction:column;background:var(--paper);border-bottom:1.5px solid var(--ink);padding:10px var(--pad) 18px;display:none}
  .nav.is-open{display:flex}
  .nav a{font-size:20px;padding:12px 4px;font-family:var(--serif)}
  .menu-btn{display:grid}
  .top__act{margin-left:auto}
}
@media (max-width:860px){
  .join__card--nostr{grid-column:1/-1}
  .hero{grid-template-columns:minmax(0,1fr);align-items:start}
  .hero__photo{max-width:440px}
  .facts{grid-template-columns:repeat(2,1fr)}
  .facts div:nth-child(3){border-left:0;padding-left:0}
  .facts div:nth-child(n+3){border-top:1px solid var(--rule)}
  .feature,.two-col,.wp-strip{grid-template-columns:1fr}
  .join__grid{grid-template-columns:1fr 1fr}
  .join__card--main{grid-column:1/-1}
  .proj{grid-template-columns:1fr}
  .proj__img{max-width:420px}
  .tl__item,.term{grid-template-columns:1fr;gap:6px}
  .index-list__row{grid-template-columns:1fr 30px}
  .index-list__line{grid-column:1;grid-row:2;font-size:15px}
  .index-list__arrow{grid-row:1/3;grid-column:2;align-self:center}
  .foot__in{grid-template-columns:1fr 1fr}
  .foot__brand{grid-column:1/-1}
  .res-list{grid-template-columns:1fr}
  .city-maps{columns:1}
  .map-embed iframe{height:360px}
}
@media (max-width:480px){
  body{font-size:16px}
  .top__in{gap:10px;padding-left:16px;padding-right:12px}
  .top__act{gap:2px}
  .brand{gap:8px}
  .brand span{font-size:16px}
  .brand .mark{width:30px;height:30px}
  .icon-btn{width:36px}
  .hero h1{font-size:clamp(38px,12.5vw,60px)}
  .top__act .btn--sm{padding:8px 12px}
  .join__grid{grid-template-columns:1fr}
  .books{grid-template-columns:repeat(2,1fr);gap:22px 14px}
  .prose{font-size:17px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* masthead dateline (home) */
.dateline{max-width:var(--w);margin:0 auto;padding:10px var(--pad);display:flex;justify-content:space-between;gap:16px;font:500 12.5px/1.4 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);border-bottom:1.5px solid var(--ink)}
.dateline span:nth-child(2){color:var(--muted)}
@media (max-width:640px){.dateline span:nth-child(2){display:none}}
.npub{display:flex;gap:8px;align-items:center}
.copy-btn{font:600 12px var(--sans);letter-spacing:.06em;text-transform:uppercase;border:1px solid #6b6f75;background:none;color:#E6E8EB;padding:6px 9px;border-radius:2px;cursor:pointer;flex:none}
.copy-btn:hover{border-color:var(--orange);color:var(--orange)}
.join__card--nostr strong{font:500 13px/1.45 var(--mono);overflow-wrap:anywhere}
.join__card--nostr{cursor:default}

.inline-img--wide img{max-width:100%;width:100%}
.regulars{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:12px 0}
.regular{display:flex;flex-direction:column;gap:6px;padding:18px;border:1.5px solid var(--ink);border-radius:8px;text-decoration:none;background:#fff}
.regular:hover{background:var(--orange);color:var(--ink)}
.regular__when{font:600 12.5px/1 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--orange-ink)}
.regular:hover .regular__when{color:var(--ink)}
.regular strong{font:600 21px/1.2 var(--serif)}
.regular span:last-child{font-size:15px;color:var(--ink-2)}
@media (max-width:640px){.regulars{grid-template-columns:1fr}}

/* ---- hacker layer: mono UI voice, square corners, terminal hero (on top of the old amber look) ---- */
:root{--mono:"JetBrains Mono",ui-monospace,"Cascadia Mono",Consolas,monospace;--shellbg:#0E0F11;--shell-ink:#E8E6E1;--shell-dim:#8B9098}
::selection{background:var(--orange);color:var(--ink)}
.kicker{font:500 12.5px/1.3 var(--mono);letter-spacing:.04em;text-transform:none;color:var(--ink-2)}
.kicker::before{content:"//";width:auto;height:auto;background:none;color:var(--orange-ink);font-weight:700}
.sec-title::before{content:"## ";font-family:var(--mono);font-weight:500;color:var(--orange-ink);letter-spacing:0}
.btn{border-radius:0;font:600 14px/1 var(--mono);letter-spacing:.01em}
.btn--primary::before{content:">";font-weight:700}
.btn--ghost,.btn--dark{border-width:1.5px}
.nav a{font:500 14px/1 var(--mono);border-radius:0}
.nav a[aria-current]{background:none;box-shadow:inset 0 -2px 0 var(--orange)}
.nav a:hover{background:var(--paper-2)}
.icon-btn{border-radius:0}
.dateline{font-family:var(--mono);text-transform:none;letter-spacing:.02em}
.tip{font-weight:700;color:var(--orange-ink)}
.toc a,.filters button,.tag{font-family:var(--mono);font-size:13px;border-radius:0}
.toc a::before{content:"#";color:var(--orange-ink);margin-right:2px}
.post-card__meta,.res__meta,.res__host,.link-card__source,.proj__status,.book__author,.book__pub,.tl__item time,.post-meta,.facts span,.search__res small,figcaption,.note,.crumbs,.join__card span,.foot__fine{font-family:var(--mono);letter-spacing:0;text-transform:none}
.post-card__meta,.res__meta,.proj__status,.link-card__source,.facts span,.join__card span{font-size:12.5px}
.foot h2{font-family:var(--mono);font-weight:600;letter-spacing:.02em;text-transform:none}
.foot h2::before{content:"// ";color:var(--muted)}
.facts strong{font-family:var(--mono);font-weight:700;letter-spacing:-.04em}
.tl-year{font-family:var(--mono);font-weight:700;letter-spacing:-.05em}
.tl-year::before{content:"#";color:var(--rule)}
.rules li::before{content:counter(r,decimal-leading-zero);font-family:var(--mono);font-size:26px}
.link-card,.file-card,.post-quote,.map-embed,.city,.ini,.join__card,.search__box,.callout,.video__frame,.book__cover,.proj__img img,.ini__img img,.gallery img,.tl__img img,.feature__img img,.post-feature img{border-radius:0}
.city__name{font-family:var(--serif)}
.city::after{content:"cd ./" attr(data-slug);font:12px var(--mono);color:var(--muted);margin-top:auto}
.index-list__arrow{font-family:var(--mono)}
.index-list__name::before{content:"./";font:500 .55em var(--mono);color:var(--orange-ink);vertical-align:.35em;margin-right:4px}
/* project + initiative visuals: monochrome until hover, so mismatched logos read as one set */
.proj__img img,.ini__img img{filter:grayscale(1) contrast(1.05);transition:filter .25s}
.proj:hover .proj__img img,.ini:hover .ini__img img,.ini:focus-visible .ini__img img{filter:none}
/* dot grid behind the hero */
.hero{background-image:radial-gradient(var(--rule) 1px,transparent 1.2px);background-size:22px 22px;background-position:-11px -11px}
/* terminal */
.shell{background:var(--shellbg);color:var(--shell-ink);border:1.5px solid var(--ink);box-shadow:10px 10px 0 var(--orange);font:14px/1.75 var(--mono);min-width:0;align-self:center}
.shell__bar{display:flex;justify-content:space-between;padding:8px 14px;border-bottom:1px solid #2A2D32;color:var(--shell-dim);font-size:12px}
.shell__bar span:first-child::before{content:"●  ";color:var(--orange)}
.shell__body{margin:0;padding:18px 18px 22px;white-space:pre-wrap;overflow-wrap:anywhere;font:inherit}
.shell .l{display:block}
.shell i{font-style:normal;color:var(--orange);margin-right:6px}
.shell .o{color:var(--shell-dim)}
.shell .tip{color:var(--orange)}
.shell a{color:var(--shell-ink);text-decoration-color:var(--orange)}
.shell a:hover{color:var(--orange)}
.cur{display:inline-block;width:.6em;height:1.1em;background:var(--orange);vertical-align:-.18em;animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
@media (prefers-reduced-motion:no-preference){
  .shell .l{opacity:0;animation:typein .01s forwards}
  .shell .l:nth-child(1){animation-delay:.15s}.shell .l:nth-child(2){animation-delay:.45s}
  .shell .l:nth-child(3){animation-delay:.8s}.shell .l:nth-child(4){animation-delay:1.1s}
  .shell .l:nth-child(5){animation-delay:1.45s}.shell .l:nth-child(6){animation-delay:1.75s}
  .shell .l:nth-child(7){animation-delay:2.1s}.shell .l:nth-child(8){animation-delay:2.4s}
  .shell .l:nth-child(9){animation-delay:2.7s}
}
@media (prefers-reduced-motion:reduce){.cur{animation:none}}
@keyframes typein{to{opacity:1}}
/* join band = console */
.join{background:var(--shellbg);background-image:linear-gradient(transparent 0 50%,rgba(255,255,255,.018) 50% 100%);background-size:100% 4px}
.join h2::before{content:"$ ";font-family:var(--mono);color:var(--orange)}
.join__card strong{font-family:var(--mono);font-size:16px;font-weight:600}
@media (max-width:860px){.shell{font-size:13px;box-shadow:6px 6px 0 var(--orange)}}

/* round 2 of the hacker layer */
.hero h1::after{content:"";display:inline-block;width:.42em;height:.78em;margin-left:.08em;background:var(--orange);vertical-align:-.04em}
@media (prefers-reduced-motion:no-preference){.hero h1::after{animation:blink 1.1s steps(1) infinite}}
.shell{--shell-dim:#A9AEB6}
.facts{background:var(--shellbg);color:var(--shell-ink);border:0;max-width:calc(var(--w) - 2*var(--pad));padding:0;margin-top:8px}
.facts div{padding:22px 22px}
.facts div+div{border-left:1px solid #2A2D32;padding-left:22px}
.facts strong{color:var(--orange)}
.facts span{color:#C2C6CC}
.facts span::before{content:"# ";color:#6B7079}
.join__card{border-color:#4A4E55}
.join__card span{color:#D0D3D8}
.network{max-width:var(--w)}
.network__text{max-width:880px}
@media (max-width:860px){.facts{margin-left:var(--pad);margin-right:var(--pad)}.facts div:nth-child(3){border-left:0;padding-left:22px}.facts div:nth-child(n+3){border-top:1px solid #2A2D32}}

/* icons, mission */
.ico{width:1.05em;height:1.05em;flex:none;vertical-align:-.15em;margin-right:.45em}
.ico-link{display:inline-flex;align-items:center}
.join__card span{display:flex;align-items:center}
.join__card span .ico{width:16px;height:16px}
.join__card--main .ico{color:var(--ink)}
.join__card .npub .ico{margin-right:0}
.mission{max-width:var(--w);margin:8px auto 40px;padding:0 var(--pad);display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:none}
.mission div{display:flex;flex-direction:column;gap:8px;padding:22px;background:var(--shellbg);color:var(--shell-ink)}
.mission div+div{border-left:1px solid #2A2D32}
.mission strong{font:700 17px/1.3 var(--mono);color:var(--orange)}
.mission strong::before{content:"> ";color:#6B7079}
.mission span{color:#C2C6CC;font-size:15px}
.mission a{color:var(--shell-ink);text-decoration-color:var(--orange)}
@media (max-width:860px){.mission{grid-template-columns:1fr}.mission div+div{border-left:0;border-top:1px solid #2A2D32}}

.warn{border:1.5px solid var(--ink);border-left:6px solid var(--red);padding:6px 24px 10px;margin:0 0 2.2em;background:#fff}
.warn h2{margin-top:.8em}
.warn h2::before{content:"! ";font-family:var(--mono);color:var(--red)}
@media (min-width:1100px){.cities{grid-template-columns:repeat(5,1fr)}}

.lib-head{max-width:var(--w);margin:72px auto 20px;padding:40px var(--pad) 0;border-top:1.5px solid var(--ink)}
.lib-head h2{font-size:clamp(34px,4.4vw,56px)}
.cat h3.sec-title{font-size:clamp(22px,2.2vw,28px)}
#podstawy,#jak-zaczac,#oszustwa,#biblioteka{scroll-margin-top:90px}

/* background Bitcoin mark (~5%), moved by --sp from site.js */
.btc-bg{position:fixed;inset:0;z-index:-1;pointer-events:none;display:grid;place-items:center;overflow:hidden}
.btc-bg svg{width:min(118vmin,1180px);height:auto;opacity:.05;transform:translate3d(calc(var(--sp,0)*4vw),calc(var(--sp,0)*-8vh),0) rotate(calc(-12deg + var(--sp,0)*36deg)) scale(calc(.94 + var(--sp,0)*.16));transition:transform .25s linear;will-change:transform}
@media (prefers-reduced-motion:reduce){.btc-bg svg{transform:rotate(-12deg);transition:none}}
@media print{.btc-bg{display:none}}

/* stages since the founding block */
.stages{max-width:var(--w);margin:34px auto 10px;padding:0 var(--pad)}
.stages__list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(6,1fr);border-top:1.5px solid var(--ink);counter-reset:st}
.stages__list li{position:relative}
.stages__list a{display:flex;flex-direction:column;gap:6px;height:100%;padding:18px 16px 18px 0;text-decoration:none}
.stages__list li+li a{padding-left:16px;border-left:1px solid var(--rule)}
.stages__list li::before{content:"";position:absolute;top:-6px;left:0;width:10px;height:10px;background:var(--orange)}
.stages__list li+li::before{left:16px}
.stages__list strong{font:700 26px/1 var(--mono);letter-spacing:-.03em}
.stages__name{font:600 13px/1.3 var(--mono);color:var(--orange-ink);text-transform:uppercase;letter-spacing:.06em}
.stages__text{font-size:14px;color:var(--ink-2);line-height:1.45}
.stages__list a:hover strong{color:var(--orange-ink)}
@media (max-width:980px){.stages__list{grid-template-columns:repeat(3,1fr)}.stages__list li:nth-child(4) a{border-left:0;padding-left:0}.stages__list li:nth-child(4)::before{left:0}.stages__list li:nth-child(n+4){border-top:1px solid var(--rule)}}
@media (max-width:560px){.stages__list{grid-template-columns:1fr}.stages__list li a{border-left:0!important;padding-left:0!important}.stages__list li::before{left:0!important}.stages__list li+li{border-top:1px solid var(--rule)}}

/* YouTube items in lists: thumbnail, click to play */
.res--video{grid-template-areas:"vid vid" "meta host" "title title" "desc desc"}
.res--video .video__frame{grid-area:vid;margin-bottom:8px}
.res--video .res__title{text-decoration:none}
.res--video .res__title:hover{color:var(--orange-ink)}
.ini--video .video__frame{border-radius:0}
.ini--video .ini__title{text-decoration:none}
.proj .video{margin:12px 0}