:root{
  --bg:#0F161D;          /* main background */
  --bg-alt:#141C24;      /* alternating sections */
  --card:#1B252F;        /* cards, form fields */
  --card-border:#26323D;
  --navy:#1E2833;        /* logo navy */
  --teal:#00B8A9;        /* logo teal */
  --teal-dark:#009488;
  --heading:#FFFFFF;
  --text:#C3CDD6;
  --muted:#7F8C98;
  --radius:10px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;color-scheme:dark}
body{font-family:'Montserrat',Arial,sans-serif;color:var(--text);line-height:1.65;background:var(--bg)}
img{max-width:100%;display:block}
a{color:var(--teal);text-decoration:none}
.container{width:90%;max-width:1200px;margin:auto}
::selection{background:var(--teal);color:var(--bg)}

/* ---------- HEADER ---------- */
header{position:fixed;top:0;left:0;right:0;background:rgba(15,22,29,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--card-border);z-index:100}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px}
.nav .logo img{height:42px}
.nav ul{display:flex;list-style:none;gap:30px;align-items:center}
.nav ul a{color:var(--text);font-weight:500;font-size:.95rem;letter-spacing:.5px;transition:.2s}
.nav ul a:hover{color:var(--teal)}
.lang a{border:2px solid var(--teal);padding:5px 12px;border-radius:20px;color:var(--teal)!important;font-weight:600}
.lang a:hover{background:var(--teal);color:var(--bg)!important}
.menu-btn{display:none;background:none;border:none;font-size:1.8rem;color:var(--heading);cursor:pointer}

/* ---------- HERO ---------- */
.hero{background:radial-gradient(ellipse at 70% 40%,rgba(0,184,169,.14) 0%,transparent 55%),linear-gradient(135deg,#0B1117 0%,var(--navy) 100%);color:var(--heading);padding:180px 0 120px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;left:0;right:0;top:55%;height:2px;background:linear-gradient(90deg,transparent,var(--teal),transparent);box-shadow:0 0 18px var(--teal);opacity:.7}
.hero h1{font-size:clamp(2rem,5vw,3.4rem);font-weight:300;letter-spacing:4px;margin-bottom:20px}
.hero h1 span{color:var(--teal);font-weight:600;text-shadow:0 0 25px rgba(0,184,169,.45)}
.hero p{max-width:640px;font-size:1.15rem;color:var(--text);margin-bottom:35px}
.btn{display:inline-block;background:var(--teal);color:var(--bg);padding:14px 34px;border-radius:30px;font-weight:600;letter-spacing:1px;transition:.3s}
.btn:hover{background:var(--teal-dark);transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,184,169,.35)}
.btn-outline{background:transparent;border:2px solid var(--teal);color:var(--teal);margin-left:12px}
.btn-outline:hover{background:var(--teal);color:var(--bg)}

/* ---------- SECTIONS ---------- */
section{padding:100px 0}
.section-title{text-align:center;margin-bottom:60px}
.section-title h2{font-size:2.2rem;color:var(--heading);font-weight:300;letter-spacing:3px;text-transform:uppercase}
.section-title .line{width:70px;height:3px;background:var(--teal);margin:15px auto;box-shadow:0 0 12px var(--teal)}
.section-title p{max-width:700px;margin:auto}

/* ---------- SERVICE BLOCKS ---------- */
.service{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;margin-bottom:120px}
.service.reverse .service-text{order:2}
.service-num{font-size:3.5rem;font-weight:700;color:var(--teal);opacity:.35;line-height:1}
.service h3{font-size:1.7rem;color:var(--heading);margin:5px 0 18px}
.service-text ul,.tester ul{list-style:none;margin-top:18px}
.service-text ul li,.tester ul li{padding:7px 0 7px 30px;position:relative}
.service-text ul li::before,.tester ul li::before{content:"";position:absolute;left:0;top:16px;width:16px;height:2px;background:var(--teal)}
.service-text ul li::after,.tester ul li::after{content:"";position:absolute;left:14px;top:13px;width:8px;height:8px;border-radius:50%;background:var(--teal);box-shadow:0 0 8px var(--teal)}

/* Image placeholders */
.ph{background:var(--card);border:2px dashed #34414D;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:.9rem;text-align:center;position:relative;overflow:hidden;min-height:200px}
.ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* Retrofit gallery */
.gallery{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:260px 200px;gap:15px}
.gallery .ph:first-child{grid-column:1/3}

/* Documents pile on a dark desk */
.desk{position:relative;height:460px;background:radial-gradient(circle at 50% 45%,#22303C 0%,#121A21 75%);border:1px solid var(--card-border);border-radius:var(--radius)}
.doc{position:absolute;width:48%;height:62%;background:#F4F6F8;box-shadow:0 12px 30px rgba(0,0,0,.6);border-radius:4px;padding:6px;transition:.4s;cursor:pointer}
.doc .ph{height:100%;min-height:0;border-radius:2px;background:#E4E8EC;border-color:#C9D1D8;color:#6B7883}
.doc:nth-child(1){top:6%;left:5%;transform:rotate(-12deg)}
.doc:nth-child(2){top:4%;left:44%;transform:rotate(9deg)}
.doc:nth-child(3){top:32%;left:20%;transform:rotate(-4deg)}
.doc:nth-child(4){top:30%;left:48%;transform:rotate(14deg)}
.doc:nth-child(5){top:18%;left:28%;transform:rotate(3deg)}
.doc:nth-child(6){top:38%;left:4%;transform:rotate(-18deg)}
.doc:hover{transform:rotate(0) scale(1.12);z-index:10;box-shadow:0 0 0 2px var(--teal),0 18px 40px rgba(0,0,0,.7)}

/* Testers */
.testers{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:40px}
.tester{background:var(--card);border:1px solid var(--card-border);border-top:4px solid var(--teal);border-radius:var(--radius);overflow:hidden;transition:.3s}
.tester:hover{transform:translateY(-6px);box-shadow:0 12px 35px rgba(0,184,169,.15)}
.tester .ph{border:none;border-radius:0;height:220px;background:#141C24}
.tester-body{padding:28px}
.tester h4{color:var(--heading);font-size:1.25rem;margin-bottom:10px}

.bg-bg-alt)}

/* ---------- FEATURES ---------- */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}
.feature{text-align:center;padding:30px 20px;background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);transition:.3s}
.feature:hover{border-color:var(--teal)}
.feature .icon{width:64px;height:64px;border-radius:50%;background:var(--bg);border:2px solid var(--teal);color:var(--teal);display:flex;align-items:center;justify-content:center;font-size:1.6rem;margin:0 auto 18px;box-shadow:0 0 15px rgba(0,184,169,.3)}
.feature h4{color:var(--heading);margin-bottom:8px}

/* ---------- CONTACT ---------- */
.contact{background:var(--bg)}
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:50px}
.contact-info p{margin-bottom:14px}
.contact-info strong{color:var(--teal)}
form input,form textarea{width:100%;padding:14px;margin-bottom:15px;border:1px solid var(--card-border);background:var(--card);color:var(--heading);border-radius:6px;font-family:inherit}
form input::placeholder,form textarea::placeholder{color:var(--muted)}
form input:focus,form textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(0,184,169,.2)}
form button{border:none;cursor:pointer;font-family:inherit;font-size:1rem}

footer{background:#0A0F14;color:var(--muted);text-align:center;padding:25px 0;font-size:.85rem;border-top:1px solid var(--card-border)}

/* ---------- RESPONSIVE ---------- */
@media(max-width:900px){
  .service,.contact-grid,.testers{grid-template-columns:1fr}
  .service.reverse .service-text{order:0}
  .features{grid-template-columns:1fr 1fr}
  .menu-btn{display:block}
  .nav ul{position:absolute;top:78px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--card-border);flex-direction:column;padding:25px;gap:18px;display:none}
  .nav ul.open{display:flex}
  .desk{height:380px}
}
@media(max-width:500px){
  .features{grid-template-columns:1fr}
  .btn-outline{margin:12px 0 0}
}
/* ---------- LIGHTBOX (enlarged images) ---------- */
.ph.zoomable{cursor:zoom-in}
.ph.zoomable img{transition:transform .4s}
.ph.zoomable:hover img{transform:scale(1.04)}

.lightbox{position:fixed;inset:0;background:rgba(5,9,13,.94);backdrop-filter:blur(6px);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:1000;opacity:0;visibility:hidden;transition:.3s;padding:40px 70px}
.lightbox.open{opacity:1;visibility:visible}
.lightbox img{max-width:100%;max-height:82vh;object-fit:contain;border-radius:6px;box-shadow:0 0 0 1px var(--card-border),0 20px 60px rgba(0,0,0,.8);transform:scale(.92);transition:transform .3s}
.lightbox.open img{transform:scale(1)}
.lb-caption{color:var(--text);margin-top:16px;font-size:.95rem;text-align:center}
.lightbox button{position:absolute;background:rgba(27,37,47,.8);border:1px solid var(--card-border);color:var(--heading);width:52px;height:52px;border-radius:50%;font-size:2rem;line-height:1;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center}
.lightbox button:hover{background:var(--teal);border-color:var(--teal);color:var(--bg);box-shadow:0 0 20px rgba(0,184,169,.5)}
.lb-close{top:20px;right:20px}
.lb-prev{left:15px;top:50%;transform:translateY(-50%)}
.lb-next{right:15px;top:50%;transform:translateY(-50%)}

@media(max-width:600px){
  .lightbox{padding:70px 10px 30px}
  .lightbox button{width:44px;height:44px;font-size:1.6rem}
  .lb-prev,.lb-next{top:auto;bottom:20px;transform:none}
}
/* ---------- HERO LINE (between text and buttons) ---------- */
.hero p{margin-bottom:0}
.hero-line{
  width:100vw;
  margin:36px 0 36px calc(50% - 50vw); /* same gap above and below = centred */
  height:1px;
  background:linear-gradient(90deg, transparent 0%, rgba(0,184,169,.25) 15%, var(--teal) 50%, rgba(0,184,169,.25) 85%, transparent 100%);
  box-shadow:0 0 12px rgba(0,184,169,.6);
  opacity:.8;
}
.hero-line + *{margin-top:0}

@media(max-width:600px){
  .hero-line{margin-top:26px;margin-bottom:26px}
}
/* hide the old centred hero line */
.hero::after{display:none}
/* ---------- TEMPORARY: hide SLO language button ---------- */
/*a[href*="katilu.si"]{display:none !important} */