/* Wonder Gym — premium fitness & health club, Zrenjanin
   Palette: near-black #0c0d10 / charcoal #15171c, teal neon #1ed7b8, gold #f2b134
   Type: Oswald (condensed heavy display) + Inter (body) */

:root{
  --black:#0a0b0e;
  --ink-900:#0c0d10;
  --ink-800:#15171c;
  --ink-700:#1d2027;
  --ink-600:#272b34;
  --line:rgba(255,255,255,.10);
  --teal:#1ed7b8;
  --teal-deep:#13b89c;
  --gold:#f2b134;
  --gold-deep:#d99421;
  --white:#f4f6f8;
  --muted:#9aa3af;
  --muted-soft:#c2c8d0;
  --display:'Oswald', 'Arial Narrow', sans-serif;
  --sans:'Inter', system-ui, -apple-system, Segoe UI, sans-serif;
  --radius:12px;
  --maxw:1160px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--white);
  background:var(--ink-900);
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1;text-transform:uppercase;letter-spacing:.5px}
.section h2{font-size:clamp(2.1rem,5vw,3.4rem);letter-spacing:1px}

.kicker{
  font-family:var(--sans);
  text-transform:uppercase;
  letter-spacing:4px;
  font-size:.72rem;
  font-weight:700;
  color:var(--teal);
  margin-bottom:14px;
}

.lead{color:var(--muted-soft);font-size:1.06rem;max-width:62ch;margin-top:12px;font-weight:300}

/* ---------- NAV ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:60;
  transition:background .3s ease, box-shadow .3s ease;
}
.nav-inner{
  max-width:var(--maxw);margin:0 auto;padding:16px 24px;
  display:flex;align-items:center;justify-content:space-between;
}
.brand{display:flex;align-items:center;gap:11px;color:var(--white)}
.brand-mark{color:var(--teal);display:flex}
.brand-text{font-family:var(--display);font-size:1.42rem;font-weight:700;letter-spacing:1.5px}
.brand-text em{font-style:normal;color:var(--gold)}

.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{
  font-family:var(--sans);font-size:.82rem;font-weight:600;letter-spacing:1.2px;text-transform:uppercase;color:var(--muted-soft);
  position:relative;padding:4px 0;transition:color .2s;
}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-3px;width:0;height:2px;background:var(--teal);transition:width .25s ease}
.nav-links a:hover{color:var(--white)}
.nav-links a:hover::after{width:100%}
.nav-cta{
  background:var(--gold);border-radius:6px;padding:9px 20px !important;
  color:var(--ink-900) !important;font-weight:700 !important;
}
.nav-cta::after{display:none}
.nav-cta:hover{background:var(--white);color:var(--ink-900) !important}

.nav.scrolled{background:rgba(10,11,14,.92);box-shadow:0 1px 0 var(--line),0 10px 30px rgba(0,0,0,.4);backdrop-filter:blur(10px)}

.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.hamburger span{width:26px;height:2px;background:var(--white);transition:.3s;border-radius:2px}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;color:var(--white);overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url('/hero-bg.jpg') center/cover no-repeat;transform:scale(1.05)}
.hero-overlay{position:absolute;inset:0;
  background:
    linear-gradient(180deg, rgba(8,9,12,.72) 0%, rgba(8,9,12,.5) 40%, rgba(8,9,12,.92) 100%),
    radial-gradient(120% 100% at 18% 30%, rgba(30,215,184,.12) 0%, transparent 55%);
}
.hero-content{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:120px 24px 96px;width:100%}
.eyebrow{
  font-family:var(--sans);text-transform:uppercase;letter-spacing:4px;font-size:.76rem;font-weight:600;
  color:var(--teal);margin-bottom:18px;
}
.hero h1{font-size:clamp(3.4rem,12vw,8rem);color:var(--white);line-height:.92;letter-spacing:2px;text-shadow:0 6px 50px rgba(0,0,0,.5)}
.hero h1::after{content:"";display:block;width:90px;height:5px;background:var(--gold);margin-top:18px;border-radius:3px}
.hero-sub{font-size:clamp(1.05rem,2vw,1.32rem);max-width:50ch;margin-top:26px;color:var(--muted-soft);font-weight:300}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.hero-tags span{
  font-size:.72rem;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;
  color:var(--muted-soft);border:1px solid var(--line);border-radius:30px;padding:7px 15px;
  background:rgba(255,255,255,.03);
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--sans);font-weight:700;font-size:.9rem;letter-spacing:1.2px;text-transform:uppercase;
  padding:15px 30px;border-radius:8px;cursor:pointer;transition:.25s ease;border:2px solid transparent;
}
.btn-primary{background:var(--gold);color:var(--ink-900)}
.btn-primary:hover{background:var(--white);transform:translateY(-2px);box-shadow:0 12px 34px rgba(242,177,52,.3)}
.btn-ghost{border-color:rgba(255,255,255,.45);color:var(--white)}
.btn-ghost:hover{background:rgba(30,215,184,.14);border-color:var(--teal);color:var(--white);transform:translateY(-2px)}

.scroll-cue{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2}
.scroll-cue span{display:block;width:22px;height:36px;border:1.5px solid rgba(255,255,255,.45);border-radius:14px;position:relative}
.scroll-cue span::after{content:"";position:absolute;top:7px;left:50%;transform:translateX(-50%);width:3px;height:7px;background:var(--teal);border-radius:3px;animation:scrolldot 1.6s infinite}
@keyframes scrolldot{0%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}80%{opacity:0;transform:translate(-50%,12px)}}

/* ---------- SECTIONS ---------- */
.section{padding:100px 0}
.section-head{text-align:center;max-width:700px;margin:0 auto 56px}
.section-head .lead{margin:12px auto 0}

/* O nama */
.about{background:linear-gradient(180deg,var(--ink-800) 0%,var(--ink-900) 100%)}
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.about-text h2{color:var(--white)}
.about-text p{margin-top:16px;color:var(--muted-soft);font-size:1.05rem;font-weight:300}
.about-points{list-style:none;margin-top:28px;display:grid;gap:11px}
.about-points li{position:relative;padding-left:28px;color:var(--white);font-weight:500}
.about-points li::before{content:"";position:absolute;left:0;top:.6em;width:9px;height:9px;border-radius:2px;background:var(--gold);box-shadow:0 0 0 4px rgba(242,177,52,.16)}
.about-photos{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.about-photos img{border-radius:var(--radius);object-fit:cover;width:100%;height:100%;box-shadow:0 20px 44px rgba(0,0,0,.5);border:1px solid var(--line)}
.about-photos img:first-child{aspect-ratio:3/4;grid-row:span 2;align-self:stretch}
.about-photos img:last-child{aspect-ratio:1/1;margin-top:34px}

/* Galerija */
.gallery{background:var(--black)}
.gallery h2{color:var(--white)}
.gallery .kicker{color:var(--teal)}
.gallery .lead{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.g-item{
  border:1px solid var(--line);padding:0;cursor:pointer;background:var(--ink-700);border-radius:10px;overflow:hidden;
  aspect-ratio:3/4;position:relative;display:block;
}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease, opacity .3s}
.g-item::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(8,9,12,.55));opacity:0;transition:.3s}
.g-item::before{content:"";position:absolute;left:0;bottom:0;width:100%;height:3px;background:var(--teal);transform:scaleX(0);transform-origin:left;transition:transform .35s ease;z-index:2}
.g-item:hover img{transform:scale(1.07)}
.g-item:hover::after{opacity:1}
.g-item:hover::before{transform:scaleX(1)}

/* Ponuda */
.offer{background:linear-gradient(180deg,var(--ink-900),var(--ink-800))}
.offer h2{color:var(--white)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
  background:var(--ink-800);border:1px solid var(--line);border-radius:var(--radius);padding:34px 28px;
  transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;position:relative;overflow:hidden;
}
.card::before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,var(--teal),var(--gold));transform:scaleX(0);transform-origin:left;transition:transform .35s ease}
.card:hover{transform:translateY(-6px);box-shadow:0 24px 54px rgba(0,0,0,.5);border-color:rgba(30,215,184,.35)}
.card:hover::before{transform:scaleX(1)}
.card-icon{font-size:2rem;display:block;margin-bottom:14px}
.card h3{font-size:1.55rem;margin-bottom:9px;color:var(--white);letter-spacing:.6px}
.card p{color:var(--muted-soft);font-size:1rem;font-weight:300}

/* Kontakt */
.contact{background:linear-gradient(180deg,var(--ink-800),var(--black))}
.contact h2{color:var(--white)}
.contact .kicker{color:var(--teal)}
.contact .lead{color:var(--muted-soft)}
.contact-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:start}
.contact-list{list-style:none;margin:28px 0 30px;display:grid;gap:18px}
.contact-list li{display:flex;flex-direction:column;gap:4px;border-bottom:1px solid var(--line);padding-bottom:16px}
.c-label{font-size:.7rem;text-transform:uppercase;letter-spacing:3px;color:var(--teal);font-weight:700}
.contact-list a,.contact-list span:not(.c-label){font-size:1.15rem;color:var(--white);font-weight:500}
.contact-list a:hover{color:var(--gold)}
.contact-actions{display:flex;flex-wrap:wrap;gap:14px}

.contact-hours{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--radius);padding:30px 32px}
.contact-hours h3{color:var(--white);font-size:1.7rem;margin-bottom:18px;letter-spacing:.6px}
.hours{list-style:none;display:grid;gap:11px}
.hours li{display:flex;justify-content:space-between;gap:16px;font-size:1rem;color:var(--muted-soft)}
.hours li span:first-child{color:var(--muted)}
.hours li span:last-child{font-weight:600;color:var(--white)}

/* Footer */
.footer{background:var(--black);color:var(--muted);padding:30px 0;border-top:1px solid var(--line)}
.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;align-items:center}
.footer-brand{font-family:var(--display);font-size:1.2rem;color:var(--white);letter-spacing:1.5px}
.footer-meta a{color:var(--gold)}

/* Sticky mobile call bar */
.call-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;
  align-items:center;justify-content:center;gap:10px;
  background:var(--gold);color:var(--ink-900);font-weight:700;letter-spacing:.8px;text-transform:uppercase;
  padding:15px;box-shadow:0 -6px 24px rgba(0,0,0,.4);font-size:.95rem;
}
.call-bar-ic{font-size:1.05rem}

/* Lightbox */
.lightbox{
  position:fixed;inset:0;z-index:90;background:rgba(5,6,8,.95);
  display:none;align-items:center;justify-content:center;padding:30px;
}
.lightbox.open{display:flex}
.lb-img{max-width:90vw;max-height:86vh;border-radius:8px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lb-close{position:absolute;top:18px;right:24px;background:none;border:0;color:var(--white);font-size:2.6rem;line-height:1;cursor:pointer}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);color:var(--white);width:52px;height:52px;border-radius:50%;font-size:1.8rem;cursor:pointer;transition:.2s}
.lb-nav:hover{background:var(--teal);color:var(--ink-900);border-color:var(--teal)}
.lb-prev{left:20px}.lb-next{right:20px}

/* Reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- RESPONSIVE ---------- */
@media (max-width:900px){
  .about-grid{grid-template-columns:1fr;gap:40px}
  .about-photos{max-width:480px}
  .contact-inner{grid-template-columns:1fr;gap:36px}
  .cards{grid-template-columns:1fr 1fr}
  .grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:680px){
  .nav-links{
    position:fixed;top:0;right:0;height:100svh;width:min(80vw,330px);
    background:var(--ink-800);flex-direction:column;align-items:flex-start;justify-content:center;
    gap:28px;padding:40px;transform:translateX(100%);transition:transform .35s ease;
    box-shadow:-20px 0 60px rgba(0,0,0,.6);
  }
  .nav-links.open{transform:translateX(0)}
  .nav-links a{color:var(--white);font-size:1.05rem}
  .hamburger{display:flex;z-index:80}
  .hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .hamburger.open span:nth-child(2){opacity:0}
  .hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

  .section{padding:72px 0}
  .cards{grid-template-columns:1fr}
  .grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .about-photos{grid-template-columns:1fr 1fr}
  .hero-content{padding-bottom:124px}
  .call-bar{display:flex}
  body{padding-bottom:54px}
  .lb-nav{width:44px;height:44px;font-size:1.5rem}
  .lb-prev{left:8px}.lb-next{right:8px}
}