/* Osnovne promenljive — boje po želji */
:root{
  --bg:#0b0f14; --panel:#121824; --text:#e6eaf2; --muted:#b3bbce;
  --brand:#4f8cff; --accent:#22d3ee; --ok:#10b981; --warn:#f59e0b;
  --radius:16px; --shadow:0 10px 30px rgba(0,0,0,.25);
  --green:#10b981; --purple:#7c4dff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto;line-height:1.6;color:var(--text);
  background:radial-gradient(1200px 800px at 80% -10%, rgba(79,140,255,.15), transparent 60%),
             radial-gradient(900px 600px at -10% 20%, rgba(34,211,238,.12), transparent 55%),
             var(--bg)}
.container{width:min(1100px,92%);margin:0 auto}
a{color:var(--brand);text-decoration:none}
a:hover{color:#7aa7ff}

/* Header */
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:saturate(140%) blur(8px);
  background:linear-gradient(180deg, rgba(10,14,20,.8), rgba(10,14,20,.55));border-bottom:1px solid rgba(255,255,255,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size: 28px}
.logo{width: 36px;
  height: 36px;
  border-radius: 8px;
  background-image: url('Slike/s16.png'); /* ← ovde stavi ime fajla */
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;}
.burger{display:none;gap:6px;flex-direction:column;background:none;border:none}
.burger span{width:26px;height:2px;background:var(--text);border-radius:2px}
@media (max-width:820px){.nav-links{display:none}.burger{display:flex}.mobile-menu{display:none;position:absolute;left:0;right:0;top:64px;background:rgba(12,16,24,.98);border-bottom:1px solid rgba(255,255,255,.06)}
.mobile-menu a{display:block;padding:14px 24px;border-top:1px solid rgba(255,255,255,.06);color:var(--text)}}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 16px;border-radius:12px;font-weight:600;border:1px solid rgba(255,255,255,.08)}
.btn.primary{background:linear-gradient(135deg, var(--brand), var(--accent));color:#0e1320;border:none}
.btn.ghost{background:rgba(255,255,255,.04);color:var(--text)}

/* Hero */
.hero{padding:72px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
.eyebrow{color:var(--accent);font-weight:700;letter-spacing:.3px;text-transform:uppercase;font-size:12px}
.lead{color:var(--muted)}
.hero-mock{position:relative;background:linear-gradient(180deg, rgba(34,211,238,.08), rgba(79,140,255,.08));border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:4/3;display:grid;place-items:center}
.hero-mock .badge{position:absolute;top:10px;right:10px;background:var(--accent);color:#06222a;font-weight:800;padding:4px 10px;border-radius:999px}
.hero-illustration{width:85%;height:60%;border-radius:14px;background:linear-gradient(135deg, rgba(34,211,238,.35), rgba(79,140,255,.35))}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}}

/* Sections */
section{padding:56px 0}
section h2{margin:0 0 8px}
.section-desc{color:var(--muted);margin:0 0 26px}
.desc-text{color:var(--text)}
.ticks{list-style:symbols(check);color:var(--muted)}

/* Gallery */
.gallery{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.gallery img{width:100%;height:160px;object-fit:cover;border-radius:10px;cursor:pointer;border:1px solid rgba(255,255,255,.08);background:#0d1320}
@media (max-width:1100px){.gallery{grid-template-columns:repeat(4,1fr)}}
@media (max-width:900px){.gallery{grid-template-columns:repeat(3,1fr)}}
@media (max-width:640px){.gallery{grid-template-columns:repeat(2,1fr)}}

/* Lightbox */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.8);display:none;align-items:center;justify-content:center;padding:20px;z-index:100}
.lightbox img{max-width:min(100%,1000px);max-height:85vh;border-radius:12px}
.lightbox.show{display:flex}
.lightbox-close{position:absolute;top:16px;right:16px;font-size:28px;line-height:1;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);color:#fff;border-radius:10px;width:44px;height:44px}

/* Contact */
.contact-form{display:grid;gap:12px;max-width:560px}
.contact-form input,.contact-form textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.04);color:var(--text)}

/* Footer */
.site-footer{padding:40px 0 80px;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:18px}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr}}

/* Back to top */
.to-top{position:fixed;right:16px;bottom:16px;padding:10px 12px;border-radius:10px;border:1px solid rgba(255,255,255,.12);background:rgba(12,16,24,.8);color:var(--text);display:none;cursor:pointer;z-index:60}
.to-top.show{display:inline-flex}

/* Call widgets (fixed icons) */
.call-widgets{position:fixed;right:16px;bottom:86px;display:flex;flex-direction:column;gap:10px;z-index:80}
.widget{width:52px;height:52px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.06);backdrop-filter:blur(6px)}
.widget svg{width:26px;height:26px;fill:#fff}
.widget.phone{background:linear-gradient(135deg, var(--green), #0ea46d)}
.widget.viber{background:linear-gradient(135deg, var(--purple), #a688ff)}