/* ============================================================
   OSZE — layout & design language modelled on linear.app
   Tokens inherited from DESIGN-OSZE.md (Geist type scale,
   4px spacing ladder, 6/12/16/pill radii, hairline borders),
   palette pushed to Linear's near-black canvas.
   ============================================================ */

/* ---------- self-hosted Geist (variable, latin + latin-ext) ---------- */
@font-face{
  font-family:"Geist";font-style:normal;font-weight:100 900;font-display:swap;
  src:url(fonts/geist-latin-ext.woff2) format("woff2");
  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:"Geist";font-style:normal;font-weight:100 900;font-display:swap;
  src:url(fonts/geist-latin.woff2) format("woff2");
  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:"Geist Mono";font-style:normal;font-weight:100 900;font-display:swap;
  src:url(fonts/geist-mono-latin-ext.woff2) format("woff2");
  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:"Geist Mono";font-style:normal;font-weight:100 900;font-display:swap;
  src:url(fonts/geist-mono-latin.woff2) format("woff2");
  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;
}

:root{
  --canvas:#08090a;
  --canvas-elevated:#0d0e10;
  --canvas-well:#0b0c0d;
  --ink:#f7f8f8;
  --body:#8a8f98;
  --mute:#62666d;
  --faint:#3f4247;
  --hairline:rgba(255,255,255,.08);
  --hairline-soft:rgba(255,255,255,.045);
  --primary:#f7f8f8;
  --on-primary:#08090a;
  --r-sm:6px; --r-md:10px; --r-lg:14px; --r-xl:20px; --r-pill:100px;
  --s-xxs:4px; --s-xs:8px; --s-sm:12px; --s-md:16px; --s-lg:24px;
  --s-xl:32px; --s-2xl:40px; --s-3xl:64px; --s-4xl:96px; --s-section:160px;
  --font-sans:"Geist",Arial,sans-serif;
  --font-mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --container:1240px;
  --nav-h:64px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--canvas)}
body{
  font-family:var(--font-sans);font-size:16px;line-height:1.5;font-weight:400;
  color:var(--body);background:var(--canvas);
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
::selection{background:rgba(255,255,255,.14);color:var(--ink)}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}
.container{max-width:var(--container);margin:0 auto;padding:0 var(--s-lg)}
.skip-link{position:absolute;left:-9999px;top:0;z-index:200;background:var(--ink);
  color:var(--on-primary);padding:10px 16px;border-radius:var(--r-sm);font-size:14px}
.skip-link:focus{left:var(--s-lg);top:var(--s-lg)}

/* ---------- type ---------- */
h1,h2,h3,h4{color:var(--ink);font-weight:600;letter-spacing:-.028em}
.display{font-size:clamp(40px,5.6vw,64px);line-height:1.05;letter-spacing:-.038em}
.h2{font-size:clamp(30px,3.6vw,44px);line-height:1.1;letter-spacing:-.032em}
.h3{font-size:17px;line-height:24px;letter-spacing:-.014em;font-weight:600}
.lead{font-size:17px;line-height:26px;color:var(--body)}
.small{font-size:14px;line-height:21px;color:var(--body)}
/* mono meta label — Linear's "FIG 0.2" / "1.0 Intake" tier */
.meta{font-family:var(--font-mono);font-size:11px;font-weight:400;
  letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.numlink{display:inline-flex;align-items:baseline;gap:12px;
  font-size:14px;color:var(--body);transition:color .18s}
.numlink .n{font-family:var(--font-mono);font-size:13px;color:var(--faint);letter-spacing:.04em}
.numlink:hover{color:var(--ink)}
.numlink .arrow{transition:transform .22s cubic-bezier(.3,.7,.4,1)}
.numlink:hover .arrow{transform:translateX(4px)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  cursor:pointer;border:none;white-space:nowrap;font-family:inherit;
  transition:background .18s,border-color .18s,color .18s,opacity .18s}
.btn-primary{background:var(--primary);color:var(--on-primary);
  font-size:15px;font-weight:500;border-radius:var(--r-sm);padding:0 16px;height:40px}
.btn-primary:hover{opacity:.88}
.btn-secondary{background:rgba(255,255,255,.05);color:var(--ink);
  font-size:15px;font-weight:500;border-radius:var(--r-sm);padding:0 16px;height:40px;
  box-shadow:inset 0 0 0 1px var(--hairline)}
.btn-secondary:hover{background:rgba(255,255,255,.09)}
.btn-nav{background:var(--primary);color:var(--on-primary);
  font-size:13px;font-weight:500;border-radius:var(--r-sm);padding:0 12px;height:32px}
.btn-nav:hover{opacity:.88}

/* ============================ NAV ============================ */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);
  background:rgba(8,9,10,.8);backdrop-filter:blur(20px) saturate(180%);
  -webkit-backdrop-filter:blur(20px) saturate(180%);
  border-bottom:1px solid var(--hairline-soft)}
.admin-bar .nav{top:32px}
@media screen and (max-width:782px){.admin-bar .nav{top:46px}}
.nav-inner{max-width:var(--container);margin:0 auto;height:100%;
  padding:0 var(--s-lg);display:flex;align-items:center;gap:var(--s-lg)}
.logo{display:flex;align-items:center;gap:9px;color:var(--ink);
  font-weight:600;font-size:16px;letter-spacing:-.02em}
.logo-mark{width:20px;height:20px;flex:none}
.logo-sub{font-family:var(--font-mono);font-size:9px;letter-spacing:.14em;
  color:var(--mute);text-transform:uppercase;align-self:center;margin-left:1px}
.nav-links{display:flex;gap:2px;margin-left:var(--s-lg)}
.nav-links a{font-size:14px;color:var(--body);padding:6px 10px;border-radius:var(--r-sm);
  transition:color .15s}
.nav-links a:hover{color:var(--ink)}
.nav-cta{margin-left:auto;display:flex;gap:14px;align-items:center}
.nav-cta .login{font-size:13px;color:var(--body);transition:color .15s}
.nav-cta .login:hover{color:var(--ink)}
@media(max-width:900px){.nav-links{display:none}}

/* ============================ HERO ============================ */
.hero{padding:calc(var(--nav-h) + 120px) 0 0;position:relative}
.hero-copy{max-width:900px}
.hero h1{margin-bottom:var(--s-xl)}
.hero-row{display:flex;align-items:flex-start;justify-content:space-between;
  gap:var(--s-xl);flex-wrap:wrap;margin-bottom:var(--s-4xl)}
.hero-row .lead{max-width:520px}

/* product frame + Linear's signature light bloom beneath it */
.shot{position:relative;margin-top:var(--s-2xl)}
.shot-glow{position:absolute;left:50%;bottom:-10%;transform:translateX(-50%);
  width:min(1100px,92vw);height:70%;pointer-events:none;z-index:0;
  background:radial-gradient(60% 60% at 50% 100%,rgba(255,255,255,.10),transparent 72%);
  filter:blur(24px)}
.shot-frame{position:relative;z-index:1;border-radius:var(--r-xl);overflow:hidden;
  background:var(--canvas-elevated);
  box-shadow:inset 0 0 0 1px var(--hairline),0 -1px 0 rgba(255,255,255,.06) inset,
    0 40px 120px -30px rgba(0,0,0,.9)}
.shot-bar{display:flex;align-items:center;gap:6px;padding:11px 16px;
  border-bottom:1px solid var(--hairline-soft)}
.shot-bar i{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.10)}
.shot-bar span{font-family:var(--font-mono);font-size:11px;color:var(--faint);margin-left:10px}

/* product screenshot inside the hero frame */
.shot-img{display:block;width:100%;height:auto;aspect-ratio:1437/870}
/* screenshot filling a chapter media slot */
.chapter-img{display:block;width:100%;height:auto;border-radius:var(--r-lg);
  box-shadow:0 0 0 1px var(--hairline)}

/* ---------- photo / screenshot placeholders ---------- */
.ph{position:relative;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:10px;text-align:center;overflow:hidden;
  background:
    repeating-linear-gradient(-45deg,transparent 0 24px,rgba(255,255,255,.018) 24px 48px),
    var(--canvas-elevated);
  color:var(--mute);min-height:300px}
.ph--boxed{border:1px dashed rgba(255,255,255,.13);border-radius:var(--r-lg)}
.ph svg{opacity:.4}
.ph-label{font-size:13px;color:var(--body)}
.ph-hint{font-size:12px;line-height:17px;color:var(--faint);max-width:280px}
.ph-tag{position:absolute;top:14px;left:16px;font-family:var(--font-mono);font-size:10px;
  letter-spacing:.1em;color:var(--faint)}

/* ============================ LOGO STRIP ============================ */
.logos{padding:var(--s-4xl) 0}
.logos-row{display:flex;align-items:center;justify-content:center;
  gap:clamp(28px,5.2vw,72px);flex-wrap:wrap}
.logos-row span{font-size:15px;font-weight:500;letter-spacing:-.01em;
  color:rgba(247,248,248,.42);transition:color .25s}
.logos-row span:hover{color:rgba(247,248,248,.85)}
.logos-row img{max-height:28px;width:auto;opacity:.42;transition:opacity .25s}
.logos-row img:hover{opacity:.85}

/* ============================ TWO-TONE LEAD ============================ */
.statement{padding:var(--s-3xl) 0 var(--s-4xl)}
.statement p{font-size:clamp(24px,3.1vw,38px);line-height:1.24;letter-spacing:-.03em;
  font-weight:600;color:var(--mute);max-width:1000px}
.statement p b{color:var(--ink);font-weight:600}

/* ============================ FIG CARDS ============================ */
.figs{display:grid;grid-template-columns:repeat(3,1fr);padding-bottom:var(--s-section)}
.fig{padding:0 var(--s-xl) 0 var(--s-xl);border-left:1px solid var(--hairline-soft)}
.fig:first-child{border-left:none;padding-left:0}
.fig:last-child{padding-right:0}
.fig-art{height:270px;display:grid;place-items:center;margin:var(--s-lg) 0 var(--s-2xl)}
.fig-art svg{width:100%;height:100%;overflow:visible}
.fig h3{margin-bottom:10px}
.fig p{font-size:14px;line-height:21px;color:var(--body)}
@media(max-width:900px){
  .figs{grid-template-columns:1fr;gap:var(--s-3xl)}
  .fig{border-left:none;padding:0}
}

/* ============================ NUMBERED SECTIONS ============================ */
.chapter{padding:0 0 var(--s-section)}
.chapter-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:var(--s-3xl);align-items:start;margin-bottom:var(--s-4xl)}
.chapter-head h2{max-width:9em}
.chapter-aside .lead{max-width:460px;margin-bottom:var(--s-xl)}
.chapter-media{position:relative}
.chapter-media .ph{min-height:460px;border-radius:var(--r-lg);
  box-shadow:inset 0 0 0 1px var(--hairline)}
.chapter-index{display:grid;grid-template-columns:1fr 1fr;gap:var(--s-md) var(--s-2xl);
  margin-top:var(--s-2xl);max-width:520px;margin-left:auto}
.chapter-index a{display:flex;gap:12px;font-size:14px;color:var(--body);
  transition:color .16s;padding:4px 0}
.chapter-index a:hover{color:var(--ink)}
.chapter-index a .n{font-family:var(--font-mono);font-size:13px;color:var(--faint)}
.chapter-index-wrap{display:flex;justify-content:flex-end;
  border-top:1px solid var(--hairline-soft);margin-top:var(--s-3xl)}
@media(max-width:900px){
  .chapter-head{grid-template-columns:1fr;gap:var(--s-lg)}
  .chapter-head h2{max-width:none}
  .chapter-index{grid-template-columns:1fr;margin-left:0}
  .chapter-index-wrap{justify-content:flex-start}
}

/* ============================ METRICS ============================ */
.metrics{border-top:1px solid var(--hairline-soft);border-bottom:1px solid var(--hairline-soft)}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.metric{padding:var(--s-3xl) var(--s-lg);border-left:1px solid var(--hairline-soft)}
.metric:first-child{border-left:none;padding-left:0}
.metric b{display:block;font-size:clamp(32px,3.6vw,44px);font-weight:600;
  letter-spacing:-.035em;color:var(--ink);line-height:1;margin-bottom:12px}
.metric span{font-size:13px;line-height:19px;color:var(--mute);display:block;max-width:15em}
@media(max-width:820px){
  .metrics-grid{grid-template-columns:1fr 1fr}
  .metric{padding:var(--s-xl) var(--s-lg)}
  .metric:nth-child(3){border-left:none;padding-left:0}
  .metric:nth-child(n+3){border-top:1px solid var(--hairline-soft)}
}

/* ============================ QUOTE ============================ */
.quote{padding:var(--s-section) 0}
.quote blockquote{font-size:clamp(22px,2.8vw,34px);line-height:1.3;letter-spacing:-.03em;
  font-weight:600;color:var(--ink);max-width:900px}
.quote figcaption{display:flex;align-items:center;gap:14px;margin-top:var(--s-xl)}
.quote .avatar{width:40px;height:40px;border-radius:50%;flex:none;
  border:1px dashed rgba(255,255,255,.14);display:grid;place-items:center;
  font-family:var(--font-mono);font-size:8px;color:var(--faint);background:var(--canvas-elevated)}
.quote .avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover}
.quote .avatar--photo{border:1px solid var(--hairline);padding:0;overflow:hidden}
.quote figcaption b{display:block;font-size:14px;font-weight:500;color:var(--ink)}
.quote figcaption span{font-size:13px;color:var(--mute)}

/* ============================ PRICING ============================ */
.pricing{padding:0 0 var(--s-section)}
.pricing-head{margin-bottom:var(--s-3xl);max-width:620px}
.pricing-head h2{margin-bottom:var(--s-md)}
.plans{display:grid;grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--hairline-soft)}
.plan{padding:var(--s-xl) var(--s-xl) var(--s-2xl);
  border-left:1px solid var(--hairline-soft);display:flex;flex-direction:column;position:relative}
.plan:first-child{border-left:none;padding-left:0}
.plan:last-child{padding-right:0}
.plan.featured::before{content:"";position:absolute;top:-1px;left:0;right:0;height:1px;background:var(--ink)}
.plan-name{display:flex;align-items:center;gap:10px;margin-bottom:var(--s-lg)}
.plan-name h3{font-size:15px}
.plan-name .tag{font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--on-primary);background:var(--ink);
  border-radius:var(--r-sm);padding:3px 7px}
.plan-price{color:var(--ink);font-size:36px;font-weight:600;letter-spacing:-.035em;
  line-height:1;margin-bottom:8px}
.plan-price .pre{font-size:14px;font-weight:400;letter-spacing:0;color:var(--mute);margin-right:5px}
.plan-price small{font-size:14px;font-weight:400;letter-spacing:0;color:var(--mute)}
.plan-desc{font-size:13px;line-height:19px;color:var(--mute);margin-bottom:var(--s-lg);
  padding-bottom:var(--s-lg);border-bottom:1px solid var(--hairline-soft);min-height:76px}
.plan ul{list-style:none;display:flex;flex-direction:column;gap:11px;margin-bottom:var(--s-xl)}
.plan li{display:flex;gap:10px;font-size:14px;line-height:20px;color:var(--body)}
.plan li svg{flex:none;margin-top:4px;color:var(--mute)}
.plan .btn{margin-top:auto;width:100%}
@media(max-width:900px){
  .plans{grid-template-columns:1fr}
  .plan{border-left:none;padding:var(--s-xl) 0;border-top:1px solid var(--hairline-soft)}
  .plan:first-child{border-top:none}
  .plan-desc{min-height:0}
}

/* ============================ CTA ============================ */
.cta{position:relative;padding:var(--s-section) 0 var(--s-4xl);text-align:center;overflow:hidden}
.cta-glow{position:absolute;left:50%;bottom:-260px;transform:translateX(-50%);
  width:min(900px,90vw);height:520px;pointer-events:none;
  background:radial-gradient(50% 50% at 50% 50%,rgba(255,255,255,.09),transparent 70%);
  filter:blur(20px)}
.cta .container{position:relative}
.cta h2{max-width:16em;margin:0 auto var(--s-lg)}
.cta .lead{max-width:520px;margin:0 auto var(--s-xl)}
.cta-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ============================ FOOTER ============================ */
.footer{border-top:1px solid var(--hairline-soft);padding:var(--s-3xl) 0 var(--s-xl)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:var(--s-xl);
  margin-bottom:var(--s-4xl)}
.footer h4{font-size:13px;font-weight:500;color:var(--ink);margin-bottom:var(--s-md)}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer ul a{font-size:13px;color:var(--mute);transition:color .15s}
.footer ul a:hover{color:var(--ink)}
.footer-brand p{font-size:13px;line-height:19px;color:var(--mute);max-width:250px;margin-top:14px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:var(--faint);border-top:1px solid var(--hairline-soft);padding-top:var(--s-lg)}
@media(max-width:760px){.footer-grid{grid-template-columns:1fr 1fr}}

/* ============================ WP CONTENT (podstrony / wpisy) ============================ */
.page-body{padding:calc(var(--nav-h) + 96px) 0 var(--s-section)}
.page-body h1{margin-bottom:var(--s-lg)}
.page-body .entry p{margin-bottom:var(--s-md);max-width:70ch}
.page-body .entry a{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.page-body .entry ul,.page-body .entry ol{margin:0 0 var(--s-md) 1.2em}
.page-body .entry h2,.page-body .entry h3{margin:var(--s-xl) 0 var(--s-sm)}

/* ---------- motion ---------- */
.reveal{opacity:0;transform:translateY(14px);
  transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.07s}
.reveal[data-d="2"]{transition-delay:.14s}
.reveal[data-d="3"]{transition-delay:.21s}
.load{opacity:0;transform:translateY(12px);animation:rise .9s cubic-bezier(.16,1,.3,1) forwards}
.load[data-l="1"]{animation-delay:.04s}.load[data-l="2"]{animation-delay:.13s}
.load[data-l="3"]{animation-delay:.22s}.load[data-l="4"]{animation-delay:.36s}
@keyframes rise{to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){
  .load,.reveal{animation:none;transition:none;opacity:1;transform:none}
}