/* ============ TOKENS ============ */
:root{
  --navy:#0E1525;
  --navy-2:#1B2438;
  --ink:#0A0F1C;
  --slate:#475569;
  --slate-light:#64748B;
  --line:#E2E6ED;
  --bg:#F7F8FB;
  --white:#FFFFFF;

  --rose:#F2D1D1;
  --rose-soft:#FFE6E6;
  --blue:#C6DCE4;
  --blue-soft:#DAEAF1;
  --accent:#1B2438;

  --max:1240px;
  --pad:clamp(20px,5vw,72px);
  --ease:cubic-bezier(.22,1,.36,1);
  --r:0; /* ostré hrany */
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Manrope',system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3{font-family:'Newsreader',Georgia,serif;font-weight:500;line-height:1.05;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:var(--navy);color:#fff}

.eyebrow{
  font-family:'Manrope';font-size:.74rem;font-weight:700;letter-spacing:.22em;
  text-transform:uppercase;color:var(--slate-light);margin-bottom:1.1rem;
  display:flex;align-items:center;gap:.7rem;
}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--navy)}
.eyebrow--light{color:rgba(255,255,255,.7)}
.eyebrow--light::before{background:rgba(255,255,255,.5)}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;gap:.6rem;
  background:var(--navy);color:#fff;
  font-family:'Manrope';font-weight:600;font-size:.95rem;letter-spacing:.01em;
  padding:1rem 1.7rem;border:1px solid var(--navy);cursor:pointer;
  transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--ease);
  position:relative;
}
.btn::after{content:"→";transition:transform .3s var(--ease)}
.btn:hover{background:var(--navy-2);transform:translateY(-2px)}
.btn:hover::after{transform:translateX(4px)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn--sm{padding:.6rem 1.1rem;font-size:.85rem}
.btn--sm::after{display:none}

/* ============ NAV ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:1.1rem var(--pad);
  background:rgba(247,248,251,.0);
  border-bottom:1px solid transparent;
  transition:background .3s var(--ease),border-color .3s var(--ease),padding .3s var(--ease);
}
.nav.is-scrolled{
  background:rgba(247,248,251,.85);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom-color:var(--line);
  padding-top:.8rem;padding-bottom:.8rem;
}
.nav__logo{display:flex;align-items:center;gap:.7rem;font-weight:700;letter-spacing:-.01em}
.nav__mark{
  width:36px;height:36px;display:grid;place-items:center;
  background:var(--navy);color:#fff;font-family:'Newsreader';font-size:.95rem;
}
.nav__name{font-size:1rem}
.nav__links{display:flex;gap:2rem}
.nav__links a{font-size:.92rem;font-weight:500;color:var(--slate);position:relative;padding:.2rem 0}
.nav__links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1.5px;background:var(--navy);transition:width .3s var(--ease)}
.nav__links a:hover{color:var(--ink)}
.nav__links a:hover::after{width:100%}
.nav__right{display:flex;align-items:center;gap:1.3rem}
.lang{display:flex;align-items:center;gap:.35rem;font-size:.85rem;font-weight:700}
.lang__btn{background:none;border:none;cursor:pointer;color:var(--slate-light);font-weight:700;font-size:.85rem;transition:color .2s;font-family:inherit}
.lang__btn.is-active{color:var(--ink)}
.lang__btn:hover{color:var(--ink)}
.lang__sep{color:var(--line)}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.nav__burger span{width:24px;height:2px;background:var(--ink);transition:.3s var(--ease)}
.nav.is-open .nav__burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav.is-open .nav__burger span:nth-child(2){transform:translateY(-0px) rotate(-45deg)}

/* light nav over dark hero (before scroll) */
.nav:not(.is-scrolled) .nav__name{color:#fff}
.nav:not(.is-scrolled) .nav__mark{background:#fff;color:var(--navy)}
.nav:not(.is-scrolled) .nav__links a{color:rgba(255,255,255,.78)}
.nav:not(.is-scrolled) .nav__links a:hover{color:#fff}
.nav:not(.is-scrolled) .nav__links a::after{background:#fff}
.nav:not(.is-scrolled) .lang__btn{color:rgba(255,255,255,.6)}
.nav:not(.is-scrolled) .lang__btn.is-active,
.nav:not(.is-scrolled) .lang__btn:hover{color:#fff}
.nav:not(.is-scrolled) .lang__sep{color:rgba(255,255,255,.3)}
.nav:not(.is-scrolled) .btn--sm{background:#fff;color:var(--navy);border-color:#fff}
.nav:not(.is-scrolled) .btn--sm:hover{background:var(--blue-soft);border-color:var(--blue-soft)}
.nav:not(.is-scrolled) .nav__burger span{background:#fff}

/* ============ HERO ============ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:9rem var(--pad) 4rem}
.hero__bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.hero__photo{
  position:absolute;inset:0;background-size:cover;background-position:center;
  filter:grayscale(.25);
}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(105deg, rgba(14,21,37,.94) 0%, rgba(14,21,37,.80) 42%, rgba(14,21,37,.45) 100%),
    linear-gradient(0deg, rgba(14,21,37,.55), rgba(14,21,37,.55));
}
.hero__grid{
  position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 60% at 70% 40%,#000 30%,transparent 80%);
}
.hero__inner{position:relative;z-index:2;max-width:var(--max);width:100%;margin:0 auto;color:#fff}
.hero__tag{
  display:inline-flex;align-items:center;gap:.6rem;
  font-size:.78rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:rgba(255,255,255,.85);border:1px solid rgba(255,255,255,.18);
  padding:.5rem .9rem;margin-bottom:2rem;background:rgba(255,255,255,.04);
}
.hero__tag .dot{width:7px;height:7px;background:var(--blue);border-radius:50%;animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(198,220,228,.6)}50%{opacity:.7;box-shadow:0 0 0 6px rgba(198,220,228,0)}}

.hero__title{font-size:clamp(2.7rem,8vw,6.4rem);font-weight:400;margin-bottom:1.8rem}
.hero__title .line{display:block;overflow:hidden}
.hero__title .w{display:inline-block;transform:translateY(110%);transition:transform 1s var(--ease)}
.hero__title.in .w{transform:translateY(0)}
.hero__title .line:nth-child(2) .w{transition-delay:.08s}
.hero__title .line:nth-child(3) .w{transition-delay:.16s}
.hero__title .line:nth-child(4) .w{transition-delay:.24s}
.hero__title .accent{
  font-style:italic;
  background:linear-gradient(100deg,var(--rose) 0%,var(--blue) 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero__lead{max-width:560px;font-size:clamp(1rem,1.5vw,1.18rem);color:rgba(255,255,255,.82);margin-bottom:2.4rem}
.hero__actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:3.4rem}
.hero__actions .btn{background:#fff;color:var(--navy);border-color:#fff}
.hero__actions .btn:hover{background:var(--blue-soft);border-color:var(--blue-soft)}
.hero__actions .btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}
.hero__actions .btn--ghost:hover{background:#fff;color:var(--navy)}

.hero__stats{display:flex;gap:clamp(1.5rem,4vw,3.5rem);flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.14);padding-top:1.8rem}
.stat{display:flex;align-items:baseline;gap:.15rem;flex-wrap:wrap}
.stat__num{font-family:'Newsreader';font-size:2.2rem;line-height:1;color:#fff}
.stat__plus{font-family:'Newsreader';font-size:1.4rem;color:var(--blue);line-height:1}
.stat__lbl{font-size:.78rem;color:rgba(255,255,255,.6);letter-spacing:.03em;width:100%;margin-top:.55rem}

.hero__scroll{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);z-index:2;display:flex;flex-direction:column;align-items:center;gap:.6rem;color:rgba(255,255,255,.55);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase}
.hero__scroll-line{width:1px;height:42px;background:linear-gradient(rgba(255,255,255,.5),transparent);animation:scrolldown 2s infinite}
@keyframes scrolldown{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}50.1%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ============ TRUST ============ */
.trust{max-width:var(--max);margin:0 auto;padding:4rem var(--pad);border-bottom:1px solid var(--line)}
.trust__label{text-align:center;font-size:.74rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--slate-light);margin-bottom:1.8rem}
.trust__row{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:clamp(1.5rem,4vw,3.5rem)}
.trust__logo{font-family:'Newsreader';font-size:clamp(1.1rem,2vw,1.5rem);color:var(--slate);font-weight:500;opacity:.7;transition:opacity .3s,color .3s,transform .3s var(--ease);cursor:default}
.trust__logo:hover{opacity:1;color:var(--ink);transform:translateY(-2px)}

/* ============ ABOUT ============ */
.about{max-width:var(--max);margin:0 auto;padding:clamp(5rem,10vw,8rem) var(--pad);display:grid;grid-template-columns:.85fr 1fr;gap:clamp(2.5rem,6vw,6rem);align-items:center}
.about__media{position:relative}
.about__photo{aspect-ratio:4/5;background-size:cover;background-position:center;filter:grayscale(.15)}
.about__media::before{content:"";position:absolute;inset:14px -14px -14px 14px;border:1px solid var(--navy);z-index:-1}
.about__badge{
  position:absolute;bottom:-22px;right:-14px;background:var(--navy);color:#fff;
  padding:1.2rem 1.4rem;display:flex;flex-wrap:wrap;align-items:baseline;gap:.15rem;max-width:170px;
}
.about__badge-num{font-family:'Newsreader';font-size:2.2rem;line-height:1}
.about__badge span:nth-child(2){font-family:'Newsreader';font-size:1.4rem;color:var(--blue)}
.about__badge-lbl{font-size:.72rem;color:rgba(255,255,255,.7);width:100%;margin-top:.4rem;letter-spacing:.02em}
.about__text h2{font-size:clamp(1.7rem,3.4vw,2.7rem);margin-bottom:1.4rem;max-width:18ch}
.about__text p{color:var(--slate);margin-bottom:1.1rem;max-width:54ch}

/* ============ HELP ============ */
.help{max-width:var(--max);margin:0 auto;padding:clamp(4rem,8vw,7rem) var(--pad)}
.help__head{margin-bottom:3rem;max-width:42ch}
.help__head h2{font-size:clamp(1.8rem,3.6vw,2.9rem)}
.help__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.card{background:var(--bg);padding:2.4rem clamp(1.6rem,3vw,2.6rem);position:relative;transition:background .35s var(--ease),transform .35s var(--ease)}
.card__no{position:absolute;top:1.6rem;right:1.8rem;font-family:'Newsreader';font-size:1rem;color:var(--line)}
.card:hover{background:var(--navy)}
.card:hover .card__no{color:rgba(255,255,255,.18)}
.card:hover h3,.card:hover p{color:#fff}
.card:hover .card__icon{background:rgba(255,255,255,.1);color:var(--blue);border-color:rgba(255,255,255,.2)}
.card__icon{width:52px;height:52px;display:grid;place-items:center;border:1px solid var(--line);background:#fff;color:var(--navy);margin-bottom:1.6rem;transition:.35s var(--ease)}
.card__icon svg{width:24px;height:24px}
.card h3{font-size:1.45rem;margin-bottom:.7rem;transition:color .35s}
.card p{color:var(--slate);font-size:.96rem;transition:color .35s;max-width:42ch}

/* ============ WHY ============ */
.why{position:relative;color:#fff;padding:clamp(5rem,10vw,8rem) var(--pad);overflow:hidden}
.why__bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:grayscale(.5)}
.why::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(14,21,37,.96),rgba(14,21,37,.82))}
.why__inner{position:relative;z-index:2;max-width:var(--max);margin:0 auto}
.why__inner h2{font-size:clamp(1.9rem,4vw,3.2rem);max-width:22ch;margin-bottom:2.6rem}
.why__list{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid rgba(255,255,255,.16)}
.why__list li{padding:1.6rem 1.6rem 1.6rem 3.2rem;border-bottom:1px solid rgba(255,255,255,.16);position:relative;color:rgba(255,255,255,.88);font-size:1.05rem}
.why__list li:nth-child(odd){border-right:1px solid rgba(255,255,255,.16)}
.why__list li::before{content:"";position:absolute;left:1.6rem;top:2.45rem;width:18px;height:1px;background:var(--blue)}

/* ============ WORK ============ */
.work{max-width:var(--max);margin:0 auto;padding:clamp(4rem,8vw,7rem) var(--pad)}
.work__head{margin-bottom:3rem}
.work__head h2{font-size:clamp(1.8rem,3.6vw,2.9rem)}
.work__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.wcard{border:1px solid var(--line);background:#fff;padding:2.2rem;position:relative;transition:border-color .35s var(--ease),transform .35s var(--ease)}
.wcard::before{content:"";position:absolute;left:0;top:0;width:0;height:3px;background:var(--navy);transition:width .4s var(--ease)}
.wcard:hover{transform:translateY(-4px);border-color:var(--navy)}
.wcard:hover::before{width:100%}
.wcard h3{font-size:1.45rem;margin-bottom:.8rem}
.wcard p{color:var(--slate);font-size:.96rem}

/* ============ CONTACT ============ */
.contact{background:var(--navy);color:#fff;padding:clamp(5rem,10vw,8rem) var(--pad)}
.contact__inner{max-width:var(--max);margin:0 auto;text-align:center}
.contact__inner .eyebrow{justify-content:center;color:rgba(255,255,255,.65)}
.contact__inner .eyebrow::before{background:var(--blue)}
.contact__h{font-size:clamp(2rem,4.6vw,3.6rem);max-width:20ch;margin:0 auto 1.2rem}
.contact__sub{color:rgba(255,255,255,.7);margin-bottom:3rem;font-size:1.08rem}
.contact__cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;max-width:920px;margin:0 auto}
.ccard{display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:2.2rem 1.4rem;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.03);transition:.3s var(--ease)}
.ccard svg{width:30px;height:30px;color:var(--blue);margin-bottom:.4rem;transition:transform .3s var(--ease)}
.ccard:hover{background:#fff;border-color:#fff;transform:translateY(-4px)}
.ccard:hover svg{color:var(--navy);transform:scale(1.05)}
.ccard:hover .ccard__lbl{color:var(--slate)}
.ccard:hover .ccard__val{color:var(--navy)}
.ccard__lbl{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.ccard__val{font-family:'Newsreader';font-size:1.1rem;color:#fff;word-break:break-word}

/* ============ FOOTER ============ */
.footer{max-width:var(--max);margin:0 auto;padding:2.4rem var(--pad);display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;font-size:.84rem;color:var(--slate)}
.footer__name{font-family:'Newsreader';font-size:1.1rem;color:var(--ink)}
.footer__tag{letter-spacing:.04em}

/* ============ REVEAL ============ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============ MOBILE ============ */
@media(max-width:920px){
  .about{grid-template-columns:1fr;gap:3.5rem}
  .about__media{max-width:380px}
  .help__grid{grid-template-columns:1fr}
  .work__grid{grid-template-columns:1fr}
  .why__list{grid-template-columns:1fr}
  .why__list li:nth-child(odd){border-right:none}
  .contact__cards{grid-template-columns:1fr}
}
@media(max-width:760px){
  .nav__links{
    position:fixed;inset:0 0 auto 0;top:0;flex-direction:column;gap:0;
    background:var(--bg);padding:6rem var(--pad) 2rem;
    transform:translateY(-100%);transition:transform .4s var(--ease);
    border-bottom:1px solid var(--line);box-shadow:0 20px 40px rgba(0,0,0,.06);
  }
  .nav.is-open .nav__links{transform:translateY(0)}
  .nav__links a{padding:1rem 0;border-bottom:1px solid var(--line);font-size:1.1rem}
  .nav__right .btn{display:none}
  .nav__burger{display:flex;z-index:60}
  .nav__name{display:none}
  .hero{padding-top:7rem}
  .hero__stats{gap:1.8rem}
  .stat__num{font-size:1.8rem}
  .about__badge{right:0}
}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
  .hero__title .w{transform:none}
}