/* ═══════════════════════════════════════════════════════════════════════
   DANACO GROUP — Redesign v2 „WEKTOR"
   Nowy język wizualny na kanonicznych tokenach marki (księga 2021).
   Koncept: kierunek / wektor · Władca + Pionier · błękit dominujący,
   żółty akcentuje JEDEN wektor. Font marki Brinnan na display.
   ═══════════════════════════════════════════════════════════════════════ */

/* ─── FONT MARKI ─── */
@font-face {
  font-family: 'Brinnan';
  src: url('../fonts/Brinnan-Black.woff2') format('woff2'),
       url('../fonts/Brinnan-Black.otf')   format('opentype');
  font-weight: 800; font-style: normal; font-display: swap;
}

/* ─── TOKENY MARKI (z księgi) ─── */
:root {
  --brand-yellow:#FDD000; --brand-blue:#0084B2; --brand-cyan:#1AB4EA; --brand-navy:#22325C;
  --blue-50:#ECF8FE; --blue-100:#CFEEFB; --blue-200:#A6DFF6; --blue-300:#66C8EE;
  --blue-400:#1AB4EA; --blue-500:#0E9BD0; --blue-600:#0084B2; --blue-700:#0A6486;
  --blue-800:#14406A; --blue-900:#22325C; --blue-950:#131D33;
  --yellow-300:#FEE45C; --yellow-400:#FDD000; --yellow-600:#B89400; --yellow-700:#8A6E00;
  --n0:#FFFFFF; --n50:#F5F8FB; --n100:#ECEFF3; --n200:#DDE3EA; --n300:#C3CCD6;
  --n400:#9AA6B3; --n500:#6B7785; --n600:#4A5562; --n700:#333D49; --n800:#1F2733; --n900:#131A24;

  --bg:#F5F8FB; --bg-surface:#FFFFFF; --bg-sunken:#ECEFF3;
  --ink:#131A24; --ink-body:#333D49; --ink-muted:#5A6573; --ink-subtle:#7C8794;
  --on-dark:#F5F8FB; --on-dark-muted:rgba(233,240,249,.68); --on-dark-faint:rgba(233,240,249,.42);
  --line:#DDE3EA; --line-strong:#C3CCD6; --line-dark:rgba(233,240,249,.14);

  --grad-hero:linear-gradient(158deg,#0F1A30 0%,#1A2748 40%,#0A3D5C 78%,#0A6486 100%);
  --grad-brand:linear-gradient(120deg,#22325C 0%,#0084B2 60%,#1AB4EA 100%);
  --grad-gold:linear-gradient(90deg,#FDD000,#FEE45C);

  --ff-display:'Brinnan','General Sans',-apple-system,BlinkMacSystemFont,sans-serif;
  --ff-alt:'General Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --ff-body:'Manrope',-apple-system,'Segoe UI',Roboto,sans-serif;
  --ff-mono:'JetBrains Mono','SF Mono',Consolas,monospace;

  --shadow-sm:0 1px 2px rgba(19,29,51,.06);
  --shadow-md:0 6px 20px rgba(19,29,51,.09);
  --shadow-lg:0 18px 44px rgba(19,29,51,.14);
  --shadow-blue:0 20px 48px rgba(10,100,134,.30);

  --r-sm:8px; --r-md:14px; --r-lg:20px; --r-xl:28px; --r-pill:999px;
  --ease:cubic-bezier(.2,.7,.2,1); --ease-spring:cubic-bezier(.34,1.35,.5,1);

  --container:1240px; --gutter:clamp(20px,5vw,64px); --nav-h:76px;
  --s1:8px; --s2:16px; --s3:24px; --s4:32px; --s5:48px; --s6:64px; --s7:96px; --s8:140px;
}

/* ─── RESET / BAZA ─── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--ff-body); font-size:1rem; line-height:1.65; color:var(--ink-body);
  background:var(--bg); -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
h1,h2,h3,h4{color:var(--ink);line-height:1.08;font-weight:800;letter-spacing:-.02em}
:focus-visible{outline:3px solid var(--blue-500);outline-offset:3px;border-radius:4px}
::selection{background:var(--brand-navy);color:#fff}

.container{max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter);width:100%}
.section{padding-block:clamp(64px,9vw,var(--s8))}
.section--tight{padding-block:clamp(48px,6vw,88px)}
.section--dark{background:var(--blue-950);color:var(--on-dark)}
.section--dark h1,.section--dark h2,.section--dark h3{color:#fff}
.section--sunken{background:var(--bg-sunken)}

/* eyebrow / marker z motywem wektora */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--ff-mono);font-size:.72rem;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;color:var(--blue-700);margin-bottom:var(--s3);
}
.section--dark .eyebrow{color:var(--brand-cyan)}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--grad-gold);border-radius:2px}

.section-head{max-width:60ch}
.section-head h2{font-family:var(--ff-display);font-size:clamp(2rem,3.6vw,3.25rem);letter-spacing:-.01em;text-transform:none}
.section-head .sub{margin-top:var(--s3);font-size:clamp(1.05rem,1.4vw,1.22rem);color:var(--ink-muted);max-width:56ch}
.section--dark .section-head .sub{color:var(--on-dark-muted)}

/* ─── PRZYCISKI ─── */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--ff-alt);font-weight:600;font-size:.98rem;letter-spacing:.01em;
  padding:15px 26px;border-radius:var(--r-pill);border:1.5px solid transparent;
  cursor:pointer;transition:transform var(--ease) .2s,box-shadow var(--ease) .25s,background var(--ease) .2s,color .2s;
  white-space:nowrap;
}
.btn svg{width:18px;height:18px;transition:transform var(--ease) .25s}
.btn:hover svg{transform:translateX(4px)}
.btn--primary{background:var(--blue-700);color:#fff;box-shadow:var(--shadow-blue)}
.btn--primary:hover{background:var(--blue-800);transform:translateY(-2px)}
.btn--gold{background:var(--grad-gold);color:var(--blue-950)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(253,208,0,.34)}
.btn--outline{background:transparent;border-color:var(--line-strong);color:var(--ink)}
.btn--outline:hover{border-color:var(--blue-700);color:var(--blue-700);transform:translateY(-2px)}
.btn--ghost-light{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.24);color:#fff}
.btn--ghost-light:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}

.tlink{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--ff-alt);font-weight:600;
  color:var(--blue-700);font-size:.96rem;transition:gap var(--ease) .2s,color .2s;
}
.section--dark .tlink{color:var(--brand-cyan)}
.tlink svg{width:17px;height:17px;transition:transform var(--ease) .25s}
.tlink:hover{gap:12px}
.tlink:hover svg{transform:translateX(3px)}

/* ─── HEADER / NAV ─── */
.hdr{position:sticky;top:0;z-index:200;transition:background .3s,box-shadow .3s,border-color .3s;
  border-bottom:1px solid transparent}
.hdr__in{display:flex;align-items:center;gap:var(--s4);height:var(--nav-h)}
.hdr.is-solid{background:rgba(245,248,251,.86);backdrop-filter:blur(14px);
  border-bottom-color:var(--line);box-shadow:var(--shadow-sm)}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand img{height:30px;width:auto}
.brand .logo-white{display:none}
.hdr.on-hero .brand .logo-dark{display:none}
.hdr.on-hero .brand .logo-white{display:block}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav__link{position:relative;padding:10px 16px;font-family:var(--ff-alt);font-weight:500;font-size:.96rem;
  color:var(--ink-body);border-radius:var(--r-pill);transition:color .2s,background .2s}
.hdr.on-hero .nav__link{color:rgba(255,255,255,.86)}
.nav__link:hover{color:var(--blue-700);background:rgba(10,100,134,.07)}
.hdr.on-hero .nav__link:hover{color:#fff;background:rgba(255,255,255,.1)}
.nav__utils{display:flex;align-items:center;gap:14px;margin-left:8px}
.lang{display:flex;align-items:center;gap:6px;font-family:var(--ff-mono);font-size:.78rem;font-weight:600;color:var(--ink-muted)}
.hdr.on-hero .lang{color:rgba(255,255,255,.7)}
.lang a.is-active{color:var(--blue-700)}
.hdr.on-hero .lang a.is-active{color:var(--brand-cyan)}
.icon-btn{display:grid;place-items:center;width:42px;height:42px;border-radius:var(--r-pill);
  border:1.5px solid var(--line);color:var(--ink);transition:all .2s;background:transparent}
.icon-btn svg{width:18px;height:18px}
.icon-btn:hover{border-color:var(--blue-700);color:var(--blue-700)}
.hdr.on-hero .icon-btn{border-color:rgba(255,255,255,.28);color:#fff}
.hdr.on-hero .icon-btn:hover{border-color:#fff;background:rgba(255,255,255,.12)}
.nav__toggle{display:none;background:none;border:none;color:inherit;cursor:pointer;padding:8px}
.nav__toggle svg{width:26px;height:26px}

/* ─── HERO ─── */
.hero{position:relative;background:var(--grad-hero);color:var(--on-dark);overflow:hidden;
  margin-top:calc(var(--nav-h) * -1);padding-top:var(--nav-h)}
.hero__glow{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 55% at 82% 12%,rgba(26,180,234,.22),transparent 60%),
             radial-gradient(50% 50% at 8% 90%,rgba(34,50,92,.5),transparent 70%)}
.hero__mark{position:absolute;right:-6%;top:50%;transform:translateY(-46%);width:min(58vw,760px);
  opacity:.10;pointer-events:none;filter:brightness(3)}
/* motyw wektora: chevrony */
.hero__vectors{position:absolute;right:6%;top:0;bottom:0;display:flex;align-items:center;gap:clamp(6px,1.2vw,20px);
  pointer-events:none;opacity:.9}
.chev{width:clamp(30px,4.4vw,68px);height:clamp(90px,20vw,300px);clip-path:polygon(0 0,52% 0,100% 50%,52% 100%,0 100%,48% 50%);}
.chev.c1{background:rgba(26,180,234,.16)}
.chev.c2{background:rgba(26,180,234,.26)}
.chev.c3{background:rgba(102,200,238,.4)}
.chev.c4{background:var(--grad-gold)} /* JEDEN wektor — żółty */
.hero__in{position:relative;z-index:2;padding-block:clamp(72px,12vw,150px);max-width:940px}
.hero__kicker{display:inline-flex;align-items:center;gap:12px;font-family:var(--ff-mono);font-size:.76rem;
  font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--brand-cyan);
  padding:8px 16px;border:1px solid rgba(255,255,255,.16);border-radius:var(--r-pill);margin-bottom:var(--s4)}
.hero h1{font-family:var(--ff-display);color:#fff;font-size:clamp(2.7rem,7.4vw,5.6rem);line-height:1.02;
  letter-spacing:-.02em;text-transform:none}
.hero h1 .vec{position:relative;color:var(--brand-yellow);white-space:nowrap}
.hero h1 .vec::after{content:"";position:absolute;left:0;right:-.06em;bottom:.02em;height:.09em;
  background:var(--grad-gold);border-radius:2px;opacity:.9}
.hero__lead{margin-top:var(--s4);font-size:clamp(1.1rem,1.7vw,1.4rem);line-height:1.55;
  color:var(--on-dark-muted);max-width:56ch}
.hero__cta{margin-top:var(--s5);display:flex;gap:16px;flex-wrap:wrap}
.hero__stats{margin-top:clamp(48px,7vw,88px);display:grid;grid-template-columns:repeat(4,1fr);
  gap:clamp(20px,3vw,44px);border-top:1px solid var(--line-dark);padding-top:var(--s5);position:relative;z-index:2}
.hstat .n{font-family:var(--ff-display);font-size:clamp(2rem,3.6vw,3rem);color:#fff;line-height:1;letter-spacing:-.01em}
.hstat .n .u{font-size:.44em;color:var(--brand-cyan);margin-left:2px}
.hstat .l{margin-top:10px;font-size:.86rem;color:var(--on-dark-faint);line-height:1.4}

/* ─── PASEK MAREK ─── */
.marks{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-surface)}
.marks__in{display:flex;align-items:center;gap:clamp(20px,3vw,44px);padding-block:22px;flex-wrap:wrap}
.marks__lbl{font-family:var(--ff-mono);font-size:.7rem;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ink-subtle);flex-shrink:0}
.marks__list{display:flex;align-items:center;gap:clamp(18px,2.6vw,38px);flex-wrap:wrap}
.marks__list b{font-family:var(--ff-alt);font-weight:600;font-size:.95rem;color:var(--ink-muted);
  transition:color .2s;white-space:nowrap}
.marks__list b:hover{color:var(--blue-700)}

/* ─── MANIFEST / ESENCJA ─── */
.manifesto{position:relative}
.manifesto__grid{display:grid;grid-template-columns:1fr;gap:var(--s5)}
.manifesto__lead{font-family:var(--ff-display);font-size:clamp(1.8rem,4vw,3.1rem);line-height:1.14;
  letter-spacing:-.015em;color:var(--ink);max-width:20ch}
.manifesto__lead em{font-style:normal;color:var(--blue-700)}
.manifesto__body{max-width:52ch}
.manifesto__body p{font-size:1.1rem;color:var(--ink-muted)}
.manifesto__body p + p{margin-top:var(--s3)}
.manifesto__sign{margin-top:var(--s4);font-weight:600;color:var(--ink)}
.manifesto__sign span{display:block;font-weight:400;color:var(--ink-muted);font-size:.92rem;margin-top:2px}
@media (min-width:900px){
  .manifesto__grid{grid-template-columns:1.05fr .95fr;gap:clamp(48px,7vw,96px);align-items:end}
}

/* ─── OBSZARY (portfolio) ─── */
.areas{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:var(--s6)}
.area{position:relative;background:var(--bg-surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(24px,2.4vw,34px);overflow:hidden;transition:transform var(--ease) .3s,box-shadow var(--ease) .3s,border-color .3s;
  display:flex;flex-direction:column;min-height:280px}
.area::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad-brand);
  transform:scaleY(0);transform-origin:top;transition:transform var(--ease) .35s}
.area:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.area:hover::before{transform:scaleY(1)}
.area__ico{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:var(--blue-50);color:var(--blue-700);margin-bottom:var(--s3);transition:all .3s}
.area:hover .area__ico{background:var(--blue-700);color:#fff}
.area__ico svg{width:24px;height:24px}
.area__tag{font-family:var(--ff-mono);font-size:.68rem;font-weight:600;letter-spacing:.1em;
  text-transform:uppercase;color:var(--yellow-700);margin-bottom:8px}
.area h3{font-family:var(--ff-alt);font-size:1.35rem;letter-spacing:-.01em}
.area p{margin-top:12px;font-size:.98rem;color:var(--ink-muted);flex:1}
.area__go{margin-top:var(--s3);color:var(--blue-700);display:inline-flex;align-items:center;gap:7px;
  font-family:var(--ff-alt);font-weight:600;font-size:.9rem;opacity:0;transform:translateX(-6px);
  transition:opacity .3s,transform .3s}
.area:hover .area__go{opacity:1;transform:none}
.area__go svg{width:16px;height:16px}

/* ─── STRUKTURA / ARCHITEKTURA ─── */
.arch{display:grid;grid-template-columns:1fr;gap:16px;margin-top:var(--s6)}
@media (min-width:820px){.arch{grid-template-columns:repeat(3,1fr)}}
.arch__node{background:rgba(255,255,255,.04);border:1px solid var(--line-dark);border-radius:var(--r-lg);
  padding:clamp(24px,2.4vw,32px);position:relative;transition:background .3s,border-color .3s}
.arch__node:hover{background:rgba(255,255,255,.07);border-color:rgba(26,180,234,.4)}
.arch__lvl{font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand-cyan);margin-bottom:14px}
.arch__node h3{font-family:var(--ff-alt);color:#fff;font-size:1.2rem}
.arch__node .loc{margin-top:6px;font-size:.86rem;color:var(--on-dark-faint)}
.arch__node p{margin-top:14px;font-size:.95rem;color:var(--on-dark-muted)}
.arch__node .badge{display:inline-block;margin-top:16px;font-family:var(--ff-mono);font-size:.7rem;
  padding:5px 11px;border-radius:var(--r-pill);background:rgba(26,180,234,.14);color:var(--brand-cyan)}

/* ─── PRIORYTETY ─── */
.prio{display:grid;grid-template-columns:1fr;gap:2px;margin-top:var(--s6);
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
@media (min-width:760px){.prio{grid-template-columns:1fr 1fr}}
.prio__item{background:var(--bg-surface);padding:clamp(28px,3vw,44px);transition:background .3s}
.prio__item:hover{background:var(--blue-50)}
.prio__n{font-family:var(--ff-mono);font-size:.8rem;color:var(--yellow-700);font-weight:600;letter-spacing:.06em}
.prio__item h3{font-family:var(--ff-alt);font-size:1.3rem;margin-top:14px}
.prio__item p{margin-top:12px;color:var(--ink-muted);font-size:1rem}

/* ─── ZAŁOŻYCIEL ─── */
.founder{display:grid;grid-template-columns:1fr;gap:var(--s5);align-items:center}
@media (min-width:860px){.founder{grid-template-columns:1fr .82fr;gap:clamp(48px,6vw,88px)}}
.founder__photo{position:relative;border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow-lg)}
.founder__photo img{width:100%;height:auto;display:block}
.founder__photo::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 55%,rgba(15,26,48,.5));pointer-events:none}
.founder blockquote{font-family:var(--ff-display);font-size:clamp(1.5rem,2.7vw,2.2rem);line-height:1.2;
  color:var(--ink);letter-spacing:-.01em}
.founder .who{margin-top:var(--s4);font-weight:600;color:var(--ink)}
.founder .who span{display:block;font-weight:400;color:var(--ink-muted);font-size:.94rem;margin-top:3px}
.founder .desc{margin-top:var(--s3);color:var(--ink-muted)}

/* ─── CTA / KONTAKT ─── */
.cta{position:relative;background:var(--grad-brand);color:#fff;border-radius:var(--r-xl);overflow:hidden;
  padding:clamp(40px,6vw,80px)}
.cta__glow{position:absolute;inset:0;background:radial-gradient(50% 80% at 90% 10%,rgba(255,255,255,.16),transparent 60%);pointer-events:none}
.cta__grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:var(--s5);align-items:center}
@media (min-width:820px){.cta__grid{grid-template-columns:1.1fr .9fr}}
.cta h2{font-family:var(--ff-display);color:#fff;font-size:clamp(2rem,4vw,3rem);line-height:1.05}
.cta__lead{margin-top:var(--s3);color:rgba(255,255,255,.86);font-size:1.1rem;max-width:44ch}
.cta__side{display:flex;flex-direction:column;gap:14px}
.cta__row{display:flex;justify-content:space-between;gap:16px;padding:16px 0;border-top:1px solid rgba(255,255,255,.18)}
.cta__row .k{font-family:var(--ff-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.66)}
.cta__row .v{font-weight:600;text-align:right}
.cta__actions{margin-top:var(--s4);display:flex;gap:14px;flex-wrap:wrap}

/* ─── FOOTER ─── */
.ft{background:var(--blue-950);color:var(--on-dark);padding-block:clamp(56px,7vw,88px) var(--s5)}
.ft__grid{display:grid;grid-template-columns:1fr;gap:var(--s5)}
@media (min-width:900px){.ft__grid{grid-template-columns:1.4fr 2fr}}
.ft__brand img{height:30px;margin-bottom:var(--s3)}
.ft__brand p{color:var(--on-dark-muted);max-width:36ch;font-size:.96rem}
.ft__reg{margin-top:var(--s4);font-size:.82rem;color:var(--on-dark-faint);line-height:1.7}
.ft__cols{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--s4)}
@media (min-width:600px){.ft__cols{grid-template-columns:repeat(4,1fr)}}
.ft__cols h5{font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--brand-cyan);margin-bottom:16px}
.ft__cols a{display:block;padding:6px 0;color:var(--on-dark-muted);font-size:.92rem;transition:color .2s}
.ft__cols a:hover{color:#fff}
.ft__legal{margin-top:var(--s6);padding-top:var(--s4);border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.82rem;color:var(--on-dark-faint)}

/* ─── REVEAL ─── */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}
.skip{position:absolute;left:-9999px;top:0;background:var(--blue-700);color:#fff;padding:12px 18px;border-radius:0 0 8px 0;z-index:999}
.skip:focus{left:0}

/* ─── RESPONSYWNOŚĆ NAV ─── */
@media (max-width:940px){
  .nav,.nav__utils .lang,.nav__utils .icon-btn{display:none}
  .nav__toggle{display:block;margin-left:auto}
  .nav__utils{margin-left:0}
  .hero__vectors{opacity:.5}
  .hero__stats{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media (max-width:560px){
  .areas{grid-template-columns:1fr}
  .hero__stats{grid-template-columns:1fr 1fr}
}

/* menu mobilne (overlay) */
.mnav{position:fixed;inset:0;z-index:300;background:var(--blue-950);color:#fff;
  transform:translateX(100%);transition:transform .35s var(--ease);display:flex;flex-direction:column;
  padding:calc(var(--nav-h) + 12px) var(--gutter) var(--gutter)}
.mnav.open{transform:none}
.mnav a{font-family:var(--ff-alt);font-size:1.5rem;font-weight:600;padding:16px 0;border-bottom:1px solid var(--line-dark)}
.mnav__close{position:absolute;top:20px;right:var(--gutter);background:none;border:none;color:#fff;cursor:pointer}
.mnav__close svg{width:30px;height:30px}