/* ============================================================
   COOLHEADS — Strategic Image Production
   Design v2: editorial · Playfair Display + Inter · white
   ink #1a1816 · paper #F6F6F3 · stone #7a7068 · blue #1437C8
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,900;1,400;1,600&family=Inter:wght@300;400;500&display=swap');

:root{
  --ink:#1a1816;
  --paper:#F6F6F3;
  --stone:#5c5550;
  --line:rgba(26,24,22,.12);
  --blue:#1437C8;
  --max:1280px;
  --pad:clamp(20px,4vw,56px);
  --display:'Playfair Display',Georgia,serif;
  --body:'Inter',system-ui,sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}

body{
  background:#ffffff;
  color:var(--ink);
  font-family:var(--body);
  font-size:16.5px;
  font-weight:300;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}

img{display:block;max-width:100%}
a{color:inherit}
strong{font-weight:500}

/* ---------- type roles ---------- */
.eyebrow{
  font-family:var(--body);
  font-size:10.5px;
  font-weight:400;
  letter-spacing:.26em;
  text-transform:uppercase;
  color:var(--stone);
}
.h-display{
  font-family:var(--display);
  font-weight:900;
  letter-spacing:-.015em;
  line-height:1.04;
  text-wrap:balance;
}
.h-sub{
  font-family:var(--display);
  font-weight:600;
  letter-spacing:-.005em;
  line-height:1.2;
}
.lede{
  font-family:var(--display);
  font-style:italic;
  font-weight:400;
  font-size:clamp(19px,2.2vw,26px);
  line-height:1.5;
  color:var(--ink);
}
.muted{color:var(--stone)}

/* ---------- layout ---------- */
.wrap{max-width:var(--max);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.section{padding:clamp(80px,11vw,150px) 0;border-top:1px solid var(--line)}
.section--flush{padding:0;border-top:1px solid var(--line)}
.section-head{display:flex;align-items:baseline;gap:20px;margin-bottom:clamp(36px,5vw,64px)}
.section-head .idx{font-family:var(--display);font-style:italic;font-weight:400;font-size:14px;color:var(--stone)}
.section-head .eyebrow{color:var(--stone)}

/* ---------- header ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{font-family:var(--display);font-weight:900;font-size:15px;letter-spacing:.18em;text-transform:uppercase;text-decoration:none}
.logo span{color:var(--blue)}
.nav{display:flex;gap:clamp(14px,2.4vw,30px);align-items:center}
.nav a{font-family:var(--body);font-size:10.5px;font-weight:400;letter-spacing:.16em;text-transform:uppercase;text-decoration:none;color:var(--stone);transition:color .2s}
.nav a:hover{color:var(--ink)}
.nav .nav-cta{border:1px solid var(--ink);color:var(--ink);padding:9px 16px;transition:background .2s,color .2s}
.nav .nav-cta:hover{background:var(--ink);color:#fff}
@media(max-width:760px){.nav a:not(.nav-cta){display:none}}

/* ---------- hero (EN / dwukolumnowy) ---------- */
.hero{
  min-height:100svh;
  display:grid;
  grid-template-columns:minmax(0,46%) minmax(0,54%);
  border-bottom:1px solid var(--line);
  background:#fff;
}
.hero-copy{
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:120px var(--pad) clamp(40px,6vw,72px) var(--pad);
  gap:26px;
}
.hero-copy h1{font-size:clamp(40px,4.6vw,72px)}
.hero-copy .lede{max-width:34ch;font-style:normal;font-family:var(--body);font-size:clamp(16px,1.5vw,18px);color:var(--stone);line-height:1.75}
.hero-meta{font-family:var(--body);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--stone)}
.hero-photo{position:relative;overflow:hidden}
.hero-photo img{width:100%;height:100%;object-fit:cover}
.hero-photo figcaption{
  position:absolute;left:16px;bottom:14px;
  font-family:var(--body);font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;
  color:#fff;opacity:.85;
}
@media(max-width:860px){
  .hero{grid-template-columns:1fr;min-height:auto}
  .hero-photo{order:-1;height:58svh;margin-top:66px}
  .hero-copy{padding-top:36px}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;
  font-family:var(--body);font-size:11px;font-weight:400;letter-spacing:.18em;text-transform:uppercase;
  text-decoration:none;
  padding:16px 28px;
  background:var(--ink);color:#fff;
  border:1px solid var(--ink);
  transition:background .25s,color .25s,border-color .25s;
}
.btn:hover{background:var(--blue);border-color:var(--blue);color:#fff}
.btn--ghost{background:transparent;color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ---------- thesis ---------- */
.thesis p{max-width:30ch;font-family:var(--display);font-weight:400;font-size:clamp(24px,3vw,38px);line-height:1.4;letter-spacing:-.005em;max-width:62ch}
.thesis em{font-style:italic;color:var(--blue)}

/* ---------- approach ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:32px clamp(16px,2vw,32px) 8px 0;border-right:1px solid var(--line)}
.step:last-child{border-right:none}
.step .k{font-family:var(--display);font-style:italic;font-weight:400;font-size:15px;color:var(--stone)}
.step h3{font-family:var(--display);font-weight:600;font-size:clamp(20px,2vw,26px);margin:14px 0 12px;letter-spacing:-.005em}
.step p{font-size:14.5px;color:var(--stone);line-height:1.8}
@media(max-width:760px){
  .steps{grid-template-columns:1fr}
  .step{border-right:none;border-bottom:1px solid var(--line);padding-bottom:28px}
  .step:last-child{border-bottom:none}
}

/* ---------- case panels (signature) ---------- */
.case{
  position:relative;display:grid;
  grid-template-columns:repeat(12,1fr);
  align-items:end;
  border-top:1px solid var(--line);
  background:#fff;
}
.case-photo{grid-column:4/13;grid-row:1;height:clamp(420px,72vh,760px);overflow:hidden}
.case-photo img{width:100%;height:100%;object-fit:cover;object-position:50% 18%;transition:transform 1.2s cubic-bezier(.22,1,.36,1)}
.case:hover .case-photo img{transform:scale(1.02)}
.case--alt .case-photo{grid-column:1/10}
.case-word{
  grid-row:1;grid-column:1/9;z-index:2;
  padding:0 0 clamp(20px,4vw,48px) var(--pad);
  pointer-events:none;
}
.case--alt .case-word{grid-column:5/13;text-align:right;padding:0 var(--pad) clamp(20px,4vw,48px) 0}
.case-word .idx{font-family:var(--body);font-weight:400;font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--stone);display:block;margin-bottom:12px;pointer-events:auto}
.case-word h3{
  font-family:var(--display);font-weight:900;
  font-size:clamp(54px,8.6vw,140px);
  letter-spacing:-.02em;line-height:.95;
  color:var(--ink);
  text-shadow:0 0 36px rgba(255,255,255,.6);
}
.case-caption{
  grid-column:1/13;
  display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;
  padding:20px var(--pad) 60px;
}
.case-caption p{font-size:14.5px;max-width:56ch;color:var(--stone);line-height:1.8}
.case-caption a{font-family:var(--body);font-size:10.5px;font-weight:400;letter-spacing:.2em;text-transform:uppercase;text-decoration:none;color:var(--ink);border-bottom:1px solid var(--ink);padding-bottom:5px;white-space:nowrap;transition:color .2s,border-color .2s}
.case-caption a:hover{color:var(--blue);border-color:var(--blue)}
@media(max-width:760px){
  .case,.case--alt{display:block}
  .case-photo{height:60vh}
  .case-word,.case--alt .case-word{position:relative;text-align:left;padding:18px var(--pad) 0;margin-top:-64px}
}

/* ---------- quotes ---------- */
.pull{padding:clamp(90px,12vw,160px) 0;border-top:1px solid var(--line);background:var(--paper)}
.pull blockquote{
  font-family:var(--display);
  font-size:clamp(26px,3.8vw,48px);
  line-height:1.3;font-style:italic;font-weight:400;
  max-width:26ch;text-wrap:balance;letter-spacing:-.005em;
}
.pull blockquote::before{content:"\201E";color:var(--blue)}
.pull blockquote::after{content:"\201D";color:var(--blue)}
.pull figcaption{margin-top:28px;font-family:var(--body);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--stone)}
.pull figcaption b{color:var(--ink);font-weight:500}

/* ---------- clients ---------- */
.clients-row{
  display:flex;flex-wrap:wrap;gap:16px clamp(26px,3.4vw,48px);align-items:baseline;
  font-family:var(--body);font-weight:400;font-size:11.5px;
  letter-spacing:.2em;text-transform:uppercase;color:var(--stone);
}

/* ---------- author ---------- */
.author{display:grid;grid-template-columns:5fr 7fr;gap:clamp(32px,5vw,72px);align-items:center}
.author img{width:100%;height:clamp(360px,52vh,560px);object-fit:cover}
.author h2{font-size:clamp(26px,3vw,40px);margin-bottom:20px}
.author p{max-width:54ch;margin-bottom:16px;font-size:15.5px;color:var(--stone)}
.author p strong{color:var(--ink)}
.author .creds{font-family:var(--body);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--stone);line-height:2.1}
@media(max-width:860px){.author{grid-template-columns:1fr}}

/* ---------- services / SEO bridge ---------- */
.svc-list{border-top:1px solid var(--line)}
.svc-list a{
  display:flex;justify-content:space-between;align-items:baseline;gap:16px;
  padding:26px 0;border-bottom:1px solid var(--line);
  text-decoration:none;
  transition:padding-left .3s;
}
.svc-list a:hover{padding-left:14px}
.svc-list .t{font-family:var(--display);font-weight:600;font-size:clamp(19px,2.3vw,30px);letter-spacing:-.005em}
.svc-list .d{font-family:var(--body);font-size:13px;color:var(--stone);text-align:right;max-width:36ch}
.svc-list a:hover .t{color:var(--blue)}
@media(max-width:680px){.svc-list .d{display:none}}

/* ---------- final CTA ---------- */
.final{padding:clamp(100px,13vw,180px) 0;border-top:1px solid var(--line)}
.final h2{font-size:clamp(34px,5vw,68px);max-width:18ch;margin-bottom:36px}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);padding:clamp(48px,7vw,72px) 0 40px;font-size:14px;background:#fff}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px}
.foot-grid h4{font-family:var(--display);font-weight:600;font-size:15px;margin-bottom:14px;letter-spacing:0;text-transform:none;color:var(--ink)}
.foot-grid p{color:var(--stone);font-size:13.5px;line-height:1.9}
.foot-grid ul{list-style:none}
.foot-grid li{margin-bottom:8px;color:var(--stone);font-size:13.5px}
.foot-grid a{text-decoration:none;transition:color .2s}
.foot-grid a:hover{color:var(--ink)}
.foot-bottom{margin-top:48px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-family:var(--body);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--stone)}
@media(max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}}

/* ---------- inner pages ---------- */
.page-hero{padding:clamp(150px,20vh,200px) 0 clamp(48px,7vw,72px);border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(36px,5vw,72px);max-width:20ch;margin-top:18px}
.page-hero .lede{max-width:52ch;margin-top:26px;color:var(--ink)}
.prose{max-width:70ch}
.prose h2{font-family:var(--display);font-weight:600;font-size:clamp(22px,2.6vw,32px);letter-spacing:-.005em;margin:54px 0 18px}
.prose p{margin-bottom:18px;font-size:15.5px;color:var(--ink-prose,#3d3935);line-height:1.85}
.prose strong{color:var(--ink)}
.prose a{color:var(--blue);text-decoration-thickness:1px;text-underline-offset:3px}
.caption{font-family:var(--display);font-style:italic;font-weight:400}
.gal{column-count:3;column-gap:14px;margin:56px 0}
.gal img,.gal picture{width:100%;height:auto;display:block;border-radius:2px}
.gal picture,.gal>img{break-inside:avoid;margin:0 0 14px}
.gal img{object-fit:contain}
.gal .full,.gal picture.full{column-span:all;margin:0 0 14px}
@media(max-width:1100px){.gal{column-count:2}}
@media(max-width:560px){.gal{column-count:1;column-gap:10px}.gal picture,.gal>img{margin-bottom:10px}}
.gal-biz{column-count:4;column-gap:14px}
.gal-biz img,.gal-biz picture{width:100%;height:auto;display:block}
.gal-biz img{break-inside:avoid;margin:0 0 14px;object-fit:contain}
@media(max-width:1100px){.gal-biz{column-count:2}}
@media(max-width:560px){.gal-biz{column-count:1;column-gap:8px}.gal-biz img{margin-bottom:8px}}
.faq{border-top:1px solid var(--line);margin-top:72px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-family:var(--display);font-weight:600;font-size:17.5px;padding:22px 0;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";color:var(--blue);font-family:var(--body);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq .a{padding:0 0 24px;max-width:64ch;color:var(--stone);font-size:14.5px;line-height:1.85}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,80px)}
.contact-grid form{display:grid;gap:18px}
.form-hidden{display:none!important}
.contact-grid label{font-family:var(--body);font-size:10px;font-weight:400;letter-spacing:.22em;text-transform:uppercase;color:var(--stone);display:block;margin-bottom:6px}
.contact-grid input,.contact-grid textarea{
  width:100%;border:none;border-bottom:1px solid var(--ink);
  background:transparent;font-family:var(--body);font-weight:300;font-size:16px;padding:10px 0;
}
.contact-grid input:focus,.contact-grid textarea:focus{outline:none;border-bottom-color:var(--blue)}
.contact-info p{margin-bottom:14px;color:var(--stone)}
.contact-info p strong,.contact-info p b{color:var(--ink)}
@media(max-width:760px){.contact-grid{grid-template-columns:1fr}}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .85s ease,transform .85s cubic-bezier(.22,1,.36,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}

:focus-visible{outline:2px solid var(--blue);outline-offset:3px}

/* ---------- mobile hamburger ---------- */
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.nav-toggle span{display:block;width:22px;height:1.5px;background:var(--ink);transition:transform .3s,opacity .3s}
@media(max-width:760px){
  .nav-toggle{display:flex}
  .nav{position:fixed;inset:66px 0 0;background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:2rem;z-index:49;transform:translateY(-110%);transition:transform .45s cubic-bezier(.22,1,.36,1);pointer-events:none}
  .nav.open{transform:none;pointer-events:auto}
  .nav a{font-size:1.2rem;letter-spacing:.1em;color:var(--ink);opacity:1}
  .nav .nav-cta{border:1px solid var(--ink);padding:12px 24px}
  .nav-toggle.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
}