/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-size:16px;line-height:1.6;color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
  text-size-adjust:100%;
  -webkit-tap-highlight-color:transparent;
  transition:background .35s ease, color .35s ease;
}
a{color:inherit;text-decoration:none;overflow-wrap:anywhere}
ul{list-style:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font:inherit;color:inherit}
img{max-width:100%;display:block}
::selection{background:var(--ink);color:var(--bg)}

/* ===== BACKGROUND EFFECTS ===== */
/* wolno dryfujący monochromatyczny mesh świetlny */
.bgmesh{
  position:fixed;inset:0;z-index:-2;pointer-events:none;overflow:hidden;
  background:var(--bg);
}
.bgmesh::before{
  content:"";position:absolute;width:60vmax;height:60vmax;border-radius:50%;
  top:-20vmax;left:-10vmax;
  background:radial-gradient(circle, rgba(120,120,110,.10), transparent 65%);
  filter:blur(20px);
  animation:drift1 28s ease-in-out infinite;
}
.bgmesh::after{
  content:"";position:absolute;width:50vmax;height:50vmax;border-radius:50%;
  bottom:-18vmax;right:-8vmax;
  background:radial-gradient(circle, rgba(80,80,75,.09), transparent 65%);
  filter:blur(20px);
  animation:drift2 34s ease-in-out infinite;
}
:root[data-theme="dark"] .bgmesh::before{background:radial-gradient(circle, rgba(180,180,170,.06), transparent 65%)}
:root[data-theme="dark"] .bgmesh::after{background:radial-gradient(circle, rgba(140,140,135,.055), transparent 65%)}
@keyframes drift1{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(12vw,8vh) scale(1.12)}}
@keyframes drift2{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-10vw,-6vh) scale(1.08)}}

/* ziarno filmowe */
.grain{position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:.05;mix-blend-mode:multiply}
:root[data-theme="dark"] .grain{mix-blend-mode:screen;opacity:.04}
.grain::before{
  content:"";position:absolute;inset:-50%;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 6s steps(8) infinite;
}
@keyframes grain{
  0%{transform:translate(0,0)}10%{transform:translate(-4%,-4%)}20%{transform:translate(-8%,3%)}
  30%{transform:translate(5%,-7%)}40%{transform:translate(-3%,6%)}50%{transform:translate(-8%,2%)}
  60%{transform:translate(6%,4%)}70%{transform:translate(-2%,7%)}80%{transform:translate(4%,-5%)}
  90%{transform:translate(-6%,3%)}100%{transform:translate(0,0)}
}

/* ===== TOKENS ===== */
:root{
  --ink:#1a1a1a;
  --ink-soft:#4a4a48;
  --muted:#8a8a85;
  --line:#e7e6e0;
  --line-2:#d9d8d0;
  --bg:#fbfbf9;
  --paper:#fff;
  --accent:#3d3d3a;
  --hl:#1a1a1a;
  --hl-fg:#fbfbf9;
  --max:1240px;
}
:root[data-theme="dark"]{
  --ink:#ececea;
  --ink-soft:#b8b8b3;
  --muted:#7c7c77;
  --line:#2a2a28;
  --line-2:#383835;
  --bg:#161614;
  --paper:#1c1c1a;
  --accent:#c9c9c4;
  --hl:#ececea;
  --hl-fg:#161614;
}

/* ===== LAYOUT ===== */
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 32px}
section{padding:120px 0;scroll-margin-top:80px}
@media(max-width:720px){section{padding:80px 0}.wrap{padding:0 22px}}

/* ===== SKIP LINK ===== */
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--ink);color:var(--bg);padding:12px 20px;border-radius:0 0 6px 0}
.skip:focus{left:0}

/* ===== FOCUS ===== */
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:1px}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline-offset:2px}

/* ===== TYPE HELPERS ===== */
.kicker{
  display:inline-flex;align-items:center;gap:14px;
  font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);font-weight:500;margin-bottom:36px;
}
.kicker__line{width:40px;height:1px;background:var(--line-2)}
.lede{font-size:clamp(1.15rem,3.4vw,1.45rem);line-height:1.45;color:var(--ink-soft);font-weight:400;letter-spacing:-.01em}
em{font-family:'Instrument Serif',serif;font-style:italic;font-weight:400;letter-spacing:0}

.sec-head{display:flex;align-items:baseline;gap:20px;padding-bottom:60px;border-bottom:1px solid var(--line);margin-bottom:56px}
.sec-head__num{font-size:.85rem;color:var(--muted);letter-spacing:.1em}
.sec-head h2{font-family:'Inter',sans-serif;font-size:clamp(1.6rem,3vw,2.4rem);font-weight:500;letter-spacing:-.02em}

.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:500;color:var(--ink);border-bottom:1px solid transparent;transition:border-color .25s, color .25s}
.link-arrow:hover{border-color:var(--ink)}
.link-arrow span{transition:transform .25s}
.link-arrow:hover span{transform:translateX(4px)}

/* ===== BUTTONS ===== */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:15px 26px;border-radius:2px;
  background:var(--hl);color:var(--hl-fg);font-weight:500;font-size:.98rem;
  transition:background .2s, transform .2s, filter .2s;
}
.btn:hover{filter:brightness(.92)}
.btn span{transition:transform .25s}
.btn:hover span{transform:translateX(4px)}
.btn--block{width:100%;justify-content:center}

/* ===== NAV ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.shaded{background:rgba(251,251,249,.88);backdrop-filter:saturate(160%) blur(10px);border-bottom-color:var(--line)}
:root[data-theme="dark"] .nav.shaded{background:rgba(22,22,20,.82)}
.nav__row{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;padding-top:env(safe-area-inset-top);box-sizing:border-box}
.brand{font-weight:600;font-size:1.05rem;letter-spacing:-.01em}
.brand__dot{color:var(--muted)}
.nav__menu{display:flex;gap:36px}
.nav__menu a{font-size:.95rem;color:var(--ink-soft);transition:color .2s;position:relative;padding:4px 0}
.nav__menu a:hover{color:var(--ink)}
.nav__menu a.active{color:var(--ink)}
.nav__menu a.active::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:1px;background:var(--ink)}
.burger{display:none;width:44px;height:44px;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.burger span{width:24px;height:1.5px;background:var(--ink);transition:.3s}
.burger.on span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger.on span:nth-child(2){transform:translateY(-6.5px) rotate(-45deg)}

/* theme toggle */
.theme{
  width:44px;height:44px;display:grid;place-items:center;flex:none;
  border-radius:50%;color:var(--ink);
  transition:background .2s, color .2s;
}
.theme:hover{background:rgba(0,0,0,.06);color:var(--ink)}
:root[data-theme="dark"] .theme:hover{background:rgba(255,255,255,.08)}
.theme svg{display:none}
:root:not([data-theme="dark"]) .theme__moon{display:block}
:root[data-theme="dark"] .theme__sun{display:block}

/* ===== HERO ===== */
.hero{padding-top:200px;padding-bottom:0;position:relative;overflow:hidden}
.hero__fx{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.hero__fx ~ .wrap,.hero__fx ~ .hero__strip{position:relative;z-index:1}

/* dryfująca siatka kropek */
.hero__dots{
  position:absolute;inset:-40%;
  background-image:radial-gradient(circle, currentColor 1px, transparent 1.5px);
  background-size:30px 30px;
  color:var(--ink);opacity:.05;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 30% 30%, #000, transparent 75%);
  mask-image:radial-gradient(ellipse 70% 60% at 30% 30%, #000, transparent 75%);
  animation:dotDrift 40s linear infinite;
}
:root[data-theme="dark"] .hero__dots{opacity:.07}
@keyframes dotDrift{from{transform:translate(0,0)}to{transform:translate(-30px,-30px)}}

/* spotlight za kursorem */
.hero__spot{
  position:absolute;inset:0;
  background:radial-gradient(600px circle at var(--mx,30%) var(--my,30%), rgba(120,120,110,.10), transparent 60%);
  transition:background .15s ease-out;
  opacity:0;
}
:root[data-theme="dark"] .hero__spot{background:radial-gradient(600px circle at var(--mx,30%) var(--my,30%), rgba(200,200,190,.06), transparent 60%)}
.hero:hover .hero__spot{opacity:1}
.hero__title{
  font-family:'Inter',sans-serif;
  font-size:clamp(2.1rem,7.5vw,5.4rem);
  font-weight:500;line-height:1.05;letter-spacing:-.035em;
  max-width:14ch;margin-bottom:28px;
}
.hero__title em{font-size:1.08em}
.hero__sub{font-size:clamp(1rem,4vw,1.2rem);color:var(--ink-soft);max-width:52ch;margin-bottom:40px;letter-spacing:-.005em}
.hero__cta{display:flex;align-items:center;gap:32px;flex-wrap:wrap}

.hero__strip{margin-top:110px;border-top:1px solid var(--line)}
.strip{display:grid;grid-template-columns:repeat(4,1fr)}
.strip__item{padding:34px 24px 34px 0;border-right:1px solid var(--line)}
.strip__item:last-child{border-right:none}
.strip__item strong{display:block;font-size:2.1rem;font-weight:500;letter-spacing:-.02em;line-height:1}
.strip__item span{display:block;margin-top:8px;font-size:.88rem;color:var(--muted)}

/* ===== INTRO ===== */
.intro__grid{display:grid;grid-template-columns:200px 1fr;gap:40px;max-width:980px}
.intro__label{font-size:.8rem;color:var(--muted);letter-spacing:.12em;text-transform:uppercase;padding-top:10px}
.intro__text p+p{margin-top:20px;color:var(--ink-soft)}

/* ===== SERVICES ===== */
.services__list{display:grid;border-top:1px solid var(--line)}
.svc{
  display:grid;grid-template-columns:80px 1fr 220px;gap:24px;align-items:center;
  padding:34px 8px;border-bottom:1px solid var(--line);
  transition:padding .3s ease, background .3s ease;
}
@media(hover:hover){
  .svc:hover{padding-left:24px;background:rgba(0,0,0,.015)}
  :root[data-theme="dark"] .svc:hover{background:rgba(255,255,255,.03)}
}
.svc__idx{font-size:.85rem;color:var(--muted);font-family:monospace}
.svc__body h3{font-size:1.4rem;font-weight:500;letter-spacing:-.01em;margin-bottom:6px}
.svc__body p{color:var(--ink-soft);font-size:1rem;max-width:54ch}
.svc__tags{font-size:.82rem;color:var(--muted);font-family:monospace;text-align:right}

/* ===== STACK ===== */
.stack{padding-top:0}
.stack__grid{display:flex;flex-wrap:wrap;gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.stack__grid li{
  flex:1 1 16%;min-width:150px;padding:22px 24px;
  border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  font-family:monospace;font-size:.92rem;color:var(--ink-soft);
  transition:color .2s, background .2s;
}
.stack__grid li:hover{color:var(--ink);background:rgba(0,0,0,.02)}
:root[data-theme="dark"] .stack__grid li:hover{background:rgba(255,255,255,.03)}

/* ===== APPROACH ===== */
.approach{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .35s}
.phases{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.phase{padding:0 28px 0 0;border-right:1px solid var(--line)}
.phase:last-child{border-right:none}
.phase__n{font-family:'Instrument Serif',serif;font-size:2.6rem;color:var(--muted);line-height:1;display:block;margin-bottom:20px}
.phase h3{font-size:1.25rem;font-weight:500;margin-bottom:10px;letter-spacing:-.01em}
.phase p{color:var(--ink-soft);font-size:.98rem}

/* ===== WORK ===== */
.work__list{display:grid;border-top:1px solid var(--line)}
.case{
  display:grid;grid-template-columns:1fr 240px;gap:24px;align-items:center;
  padding:40px 8px;border-bottom:1px solid var(--line);
  transition:padding .3s ease, background .3s ease;
}
@media(hover:hover){
  .case:hover{padding-left:24px;background:rgba(0,0,0,.015)}
  :root[data-theme="dark"] .case:hover{background:rgba(255,255,255,.03)}
}
.case__year{font-size:.82rem;color:var(--muted);font-family:monospace;display:block;margin-bottom:10px}
.case__main h3{font-size:1.9rem;font-weight:500;letter-spacing:-.02em;margin-bottom:10px}
.case__main p{color:var(--ink-soft);max-width:60ch}
.case__main .case__outcome{margin-top:14px;color:var(--ink);font-size:.93rem}
.case__outcome strong{font-weight:600}
.case__meta{display:flex;flex-direction:column;gap:6px;text-align:right;font-size:.85rem;color:var(--muted)}

/* ===== QUOTE ===== */
.quote-band{padding:140px 0;text-align:center;background:var(--hl);color:var(--hl-fg);transition:background .35s,color .35s}
.quote-band blockquote{
  font-family:'Instrument Serif',serif;font-style:italic;
  font-size:clamp(1.6rem,3.6vw,2.8rem);line-height:1.3;
  max-width:20ch;margin:0 auto 28px;letter-spacing:.005em;
}
.quote-band cite{font-style:normal;font-size:.95rem;color:#9a9a95;letter-spacing:.05em}

/* ===== FAQ ===== */
.faq__list{border-top:1px solid var(--line);max-width:860px}
.faq__item{border-bottom:1px solid var(--line)}
.faq__item summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:24px;
  padding:28px 0;font-size:1.2rem;font-weight:500;letter-spacing:-.01em;
  transition:color .2s;
}
.faq__item summary:hover{color:var(--muted)}
.faq__item summary::-webkit-details-marker{display:none}
.faq__plus{position:relative;width:16px;height:16px;flex:none}
.faq__plus::before,.faq__plus::after{content:"";position:absolute;background:var(--ink-soft);transition:transform .25s}
.faq__plus::before{top:50%;left:0;right:0;height:1.5px;transform:translateY(-50%)}
.faq__plus::after{left:50%;top:0;bottom:0;width:1.5px;transform:translateX(-50%)}
.faq__item[open] .faq__plus::after{transform:translateX(-50%) scaleY(0)}
.faq__item p{color:var(--ink-soft);padding:0 40px 28px 0;max-width:70ch;animation:faqOpen .3s ease}
@keyframes faqOpen{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ===== CONTACT ===== */
.contact__grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.contact__points{margin-top:48px;display:flex;flex-direction:column;gap:18px}
.contact__points li{display:flex;gap:16px;font-size:.98rem;padding-bottom:14px;border-bottom:1px solid var(--line)}
.contact__points span{width:90px;color:var(--muted);font-size:.85rem;letter-spacing:.05em;text-transform:uppercase;padding-top:3px}
.contact__points a{color:var(--ink);border-bottom:1px solid var(--line-2);transition:border-color .2s}
.contact__points a:hover{border-color:var(--ink)}

.form{background:var(--paper);border:1px solid var(--line);padding:40px;transition:background .35s,border-color .35s}
.form__row{margin-bottom:22px}
.form__row label{display:block;font-size:.82rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px}
.form__row input,.form__row select,.form__row textarea{
  width:100%;padding:12px 0;background:transparent;
  border:none;border-bottom:1px solid var(--line-2);
  font-size:1rem;transition:border-color .2s;border-radius:0;color:var(--ink);
}
.form__row input::placeholder,.form__row textarea::placeholder{color:var(--muted)}
.form__row textarea{resize:vertical;min-height:90px}
.form__row input:focus,.form__row select:focus,.form__row textarea:focus{outline:none;border-bottom-color:var(--ink)}
.check{display:flex;gap:12px;align-items:flex-start;font-size:.85rem;color:var(--ink-soft);margin-bottom:22px;cursor:pointer}
.check input{margin-top:3px;accent-color:var(--ink)}
.check a{border-bottom:1px solid var(--line-2)}
.form__note{margin-top:14px;font-size:.9rem;color:var(--accent);min-height:20px}

/* ===== FOOTER ===== */
.foot{border-top:1px solid var(--line);padding:48px 0 32px}
.foot__row{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.foot__copy{color:var(--muted);font-size:.88rem}
.foot__links{display:flex;gap:28px;flex-wrap:wrap}
.foot__links a{font-size:.9rem;color:var(--ink-soft);transition:color .2s}
.foot__links a:hover{color:var(--ink)}
.foot__legal{max-width:var(--max);margin:32px auto 0;padding:24px 32px 0;font-size:.8rem;color:var(--muted);border-top:1px solid var(--line);line-height:1.5}

/* ===== PRIVACY POLICY ===== */
.policy{padding:140px 0 96px}
.policy__content{max-width:760px}
.policy__back{display:inline-flex;margin-bottom:64px}
.policy h1{font-size:clamp(2.4rem,6vw,4.5rem);letter-spacing:-.04em;margin-bottom:48px}
.policy h2{font-size:1.25rem;margin:36px 0 10px}
.policy p{color:var(--ink-soft);max-width:70ch}

/* ===== COOKIE ===== */
.cookie{
  position:fixed;left:24px;bottom:calc(24px + env(safe-area-inset-bottom));z-index:150;max-width:380px;
  background:var(--paper);border:1px solid var(--line);
  padding:20px 22px;display:flex;flex-direction:column;gap:14px;
  box-shadow:0 20px 50px -20px rgba(0,0,0,.25);
  animation:cookieIn .4s ease;
}
.cookie p{font-size:.85rem;color:var(--ink-soft);line-height:1.5}
.cookie .btn{padding:10px 18px;font-size:.88rem}
@keyframes cookieIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* ===== TO TOP ===== */
.totop{
  position:fixed;right:24px;bottom:calc(24px + env(safe-area-inset-bottom));z-index:140;
  width:44px;height:44px;border-radius:50%;
  background:var(--hl);color:var(--hl-fg);font-size:1.1rem;
  display:grid;place-items:center;
  box-shadow:0 10px 30px -10px rgba(0,0,0,.4);
  transition:transform .2s, filter .2s;
}
.totop:hover{filter:brightness(.92);transform:translateY(-2px)}

/* ===== SCROLL REVEAL ===== */
.reveal{opacity:1;transform:none}

/* ===== RESPONSIVE ===== */
@media(max-width:980px){
  .intro__grid{grid-template-columns:1fr;gap:16px}
  .contact__grid{grid-template-columns:1fr;gap:48px}
  .phases{grid-template-columns:repeat(2,1fr);gap:32px 0}
  .phase:nth-child(2){border-right:none}
  .strip{grid-template-columns:repeat(2,1fr)}
  .strip__item:nth-child(2){border-right:none}
  .svc{grid-template-columns:60px 1fr;gap:16px}
  .svc__tags{grid-column:1/-1;text-align:left;padding-left:76px;font-size:.78rem}
  .case{grid-template-columns:1fr;gap:14px}
  .case__meta{text-align:left;flex-direction:row;gap:16px}
}
@media(max-width:720px){
  .nav__cta{display:none}
  .burger{display:flex}
  .nav__menu{
    position:fixed;inset:72px 0 auto 0;background:var(--bg);
    flex-direction:column;gap:0;padding:8px 32px 24px;
    border-bottom:1px solid var(--line);transform:translateY(-120%);
    transition:transform .3s ease;
    max-height:calc(100vh - 72px);overflow-y:auto;
  }
  .nav__menu.open{transform:translateY(0)}
  .nav__menu a{padding:18px 0;border-bottom:1px solid var(--line);min-height:44px;display:flex;align-items:center;font-size:1.05rem}
  .nav__menu a.active::after{display:none}
  .hero{padding-top:130px}
  .hero__strip{margin-top:60px}
  .strip{grid-template-columns:repeat(2,1fr)}
  .strip__item{border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
  .strip__item:nth-child(2n){border-right:none}
  .strip__item strong{font-size:1.6rem}
  .strip__item{padding:24px 18px}
  .phases{grid-template-columns:1fr}
  .phase{border-right:none;border-bottom:1px solid var(--line);padding:0 0 24px;margin-bottom:24px}
  .quote-band{padding:90px 0}
  .form{padding:24px}
  .foot__row{flex-direction:column;align-items:flex-start;gap:18px}
  .foot__legal{padding:20px 22px 0}
  .policy{padding:120px 0 64px}
  .policy__back{margin-bottom:40px}
  .cookie{left:16px;right:16px;max-width:none}
  .sec-head{padding-bottom:40px;margin-bottom:40px}
  .case{padding:30px 8px}
  .case__main h3{font-size:1.5rem}
  .case__main .case__outcome{font-size:.9rem}
  .svc{padding:26px 8px}
  .svc__body h3{font-size:1.2rem}
  .faq__item summary{padding:22px 0;font-size:1.05rem}
  .totop{width:48px;height:48px;right:16px;bottom:calc(16px + env(safe-area-inset-bottom))}
  .cookie{bottom:calc(16px + env(safe-area-inset-bottom))}
}

/* ===== SCROLL PROGRESS ===== */
.progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:1000;background:transparent;pointer-events:none}
.progress i{display:block;height:100%;width:0;background:var(--ink);transition:width .1s linear}

/* ===== CARD SPOTLIGHT ===== */
.svc,.case{position:relative}
.svc::before,.case::before{
  content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;
  background:radial-gradient(220px circle at var(--mx,50%) var(--my,50%), rgba(120,120,110,.08), transparent 60%);
  opacity:0;transition:opacity .3s;
}
:root[data-theme="dark"] .svc::before,:root[data-theme="dark"] .case::before{background:radial-gradient(220px circle at var(--mx,50%) var(--my,50%), rgba(200,200,190,.07), transparent 60%)}
@media(hover:hover){
  .svc:hover::before,.case:hover::before{opacity:1}
}

/* ===== HERO PARALLAX ===== */
.hero{will-change:transform}
.hero__title em,.hero__sub,.hero__cta{transition:opacity .7s ease, transform .7s ease}

/* ===== STAGGER (kaskadowe wejścia) ===== */
.reveal{transition-delay:calc(var(--i,0) * 70ms)}

/* ===== HERO TITLE — maskowany reveal linii ===== */
.hero__title{margin-bottom:28px}
.hero__title .line{display:block;overflow:hidden;padding:.12em 0;margin:-.12em 0}
.hero__title .line>span{display:block;transform:translateY(110%);animation:lineUp .95s cubic-bezier(.2,.75,.15,1) forwards}
.hero__title .line:nth-child(2)>span{animation-delay:.14s}
@keyframes lineUp{to{transform:translateY(0)}}

/* ===== SEAL — obracający się stempel ===== */
.seal{position:relative;width:96px;height:96px;flex:none}
.seal svg{width:100%;height:100%;animation:spin 14s linear infinite}
.seal svg text{font-size:11px;letter-spacing:.12em;fill:var(--ink-soft);text-transform:uppercase;font-family:'Inter',sans-serif}
.seal svg circle{fill:var(--ink)}
.seal__arrow{position:absolute;inset:0;display:grid;place-items:center;color:var(--bg);font-size:1.1rem;font-weight:600}
@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:720px){.seal{display:none}}

/* ===== TICKER MARQUEE ===== */
.ticker{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper);padding:18px 0;transition:background .35s}
.ticker__track{display:flex;align-items:center;gap:0;width:max-content;animation:tick 32s linear infinite}
.ticker:hover .ticker__track{animation-play-state:paused}
.ticker span{font-family:'Instrument Serif',serif;font-size:1.6rem;color:var(--ink);padding:0 26px;white-space:nowrap}
.ticker i{color:var(--muted);font-style:normal;font-size:.9rem}
@keyframes tick{to{transform:translateX(-50%)}}

/* ===== BUTTON SHEEN (poświata) ===== */
.btn{position:relative;overflow:hidden;isolation:isolate}
.btn::after{
  content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;
  background:linear-gradient(120deg,transparent,rgba(255,255,255,.45),transparent);
  transform:skewX(-20deg);z-index:-1;transition:left .6s ease;
}
:root[data-theme="dark"] .btn::after{background:linear-gradient(120deg,transparent,rgba(255,255,255,.18),transparent)}
@media(hover:hover){.btn:hover::after{left:120%}}

/* ===== NAV — animowane podkreślenie ===== */
.nav__menu a{position:relative}
.nav__menu a::after{
  content:"";position:absolute;left:0;bottom:-2px;height:1px;width:100%;
  background:var(--ink);transform:scaleX(0);transform-origin:right;transition:transform .35s cubic-bezier(.2,.75,.15,1);
}
@media(hover:hover){.nav__menu a:hover::after{transform:scaleX(1);transform-origin:left}}
.nav__menu a.active::after{transform:scaleX(1);transform-origin:left}

/* ===== CONFETTI ===== */
.confetti{position:fixed;top:-12px;width:9px;height:14px;z-index:1500;pointer-events:none;will-change:transform,opacity}
.confetti.go{transition:transform 1.2s cubic-bezier(.15,.7,.2,1),opacity 1.2s ease}

.form__honeypot{position:absolute;left:-10000px;width:1px;height:1px;opacity:0;pointer-events:none}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
  .hero__title .line>span{transform:none;animation:none}
  .seal svg,.ticker__track{animation:none}
  .btn::after{display:none}
}

/* ===== SMALL PHONES (≤380px) ===== */
@media(max-width:380px){
  .wrap{padding:0 18px}
  .hero{padding-top:120px}
  .hero__title{font-size:1.95rem}
  .strip__item strong{font-size:1.4rem}
  .strip__item{padding:20px 14px}
  .form{padding:20px}
  .cookie{left:12px;right:12px}
  .quote-band blockquote{font-size:1.4rem}
}