:root{
  --bg:#0b0f17;
  --card:#111827;
  --text:#e5e7eb;
  --muted:#9ca3af;
  --accent:#60a5fa;
}

/* RESET / BASE */
*{box-sizing:border-box}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:linear-gradient(180deg,#0b0f17 0%,#0a1222 100%);
  color:var(--text);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}

/* LAYOUT */
.container{
  max-width:1100px;
  margin:0 auto;
  padding:0 18px;
}

/* HEADER / NAV */
header{
  position:sticky;
  top:0;
  background:rgba(11,15,23,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
  z-index:10;
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:14px 0;
  flex-wrap:wrap;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  letter-spacing:.3px;
}
.brand img{
  width:34px;
  height:34px;
  border-radius:10px;
}

/* MENU */
.menu{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  align-items:center;
}
.menu a{
  padding:8px 10px;
  border-radius:10px;
  color:var(--muted);
}
.menu a:hover{
  background:rgba(255,255,255,.06);
  color:var(--text);
}

/* LANGUAGE SWITCH */
.lang{
  display:flex;
  gap:8px;
}
.lang a{
  padding:6px 10px;
  border:1px solid rgba(255,255,255,.14);
  border-radius:999px;
  color:var(--muted);
}
.lang a.active{
  border-color:rgba(96,165,250,.65);
  color:var(--text);
}

/* HERO */
.hero{
  padding:48px 0 26px;
}
.h1{
  font-size:40px;
  line-height:1.05;
  margin:0;
}
.kicker{
  color:var(--muted);
  margin:10px 0 0;
}
.hero-desc{
  margin-top:14px;
  max-width:520px;
  color:var(--muted);
  line-height:1.6;
}

/* GRID / CARDS */
.grid{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:18px;
  align-items:stretch;
}
.card{
  background:rgba(17,24,39,.8);
  border:1px solid rgba(255,255,255,.10);
  border-radius:18px;
  padding:18px;
  box-shadow:0 10px 30px rgba(0,0,0,.25);
}

/* BADGES */
.badges{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top:14px;
}
.badge{
  font-size:13px;
  color:var(--muted);
  border:1px solid rgba(255,255,255,.12);
  padding:6px 10px;
  border-radius:999px;
}

/* SLIDER */
.slider{
  position:relative;
  overflow:hidden;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
}
.slides{
  display:flex;
  transition:transform .6s ease;
}
.slide{
  min-width:100%;
}
.slide img{
  width:100%;
  height:100%;
  object-fit:cover;
}

/* SLIDER DOTS */
.dots{
  display:flex;
  gap:8px;
  justify-content:center;
  margin-top:10px;
}
.dot{
  width:10px;
  height:10px;
  border-radius:999px;
  background:rgba(255,255,255,.20);
  cursor:pointer;
  border:0;
  padding:0;
}
.dot.active{
  background:rgba(96,165,250,.9);
}
.dot:focus-visible{
  outline:2px solid rgba(96,165,250,.9);
  outline-offset:3px;
}

/* SECTIONS */
section{
  padding:18px 0;
}
h2{
  margin:0 0 10px;
  font-size:22px;
}
p{
  margin:0 0 10px;
  color:var(--muted);
  line-height:1.6;
}

/* SERVICE LIST */
.list{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:12px;
}
.item{
  padding:14px;
  border-radius:16px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
}

/* CONTACT */
.contact-card{
  margin-top:10px;
}
.contact-card a{
  color:var(--accent);
}
.contact-card a:hover{
  text-decoration:underline;
}

/* FOOTER */
footer{
  padding:28px 0;
  color:var(--muted);
  text-align:center;
  border-top:1px solid rgba(255,255,255,.08);
  margin-top:22px;
}

/* GALLERY */
.gallery{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:12px;
}
.g-item{
  position:relative;
  border-radius:16px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.04);
}
.g-item img{
  height:220px;
  width:100%;
  object-fit:cover;
  transition:transform .25s ease;
}
.g-item:hover img{transform:scale(1.03)}
.g-cap{
  position:absolute;
  left:10px;
  bottom:10px;
  font-size:12px;
  color:var(--text);
  background:rgba(0,0,0,.45);
  border:1px solid rgba(255,255,255,.14);
  padding:6px 10px;
  border-radius:999px;
  backdrop-filter:blur(6px);
}

/* GALLERY FILTERS */
.filters{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin:12px 0 14px;
}
.f-btn{
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.04);
  color:var(--muted);
  padding:8px 12px;
  border-radius:999px;
  cursor:pointer;
}
.f-btn:hover{
  color:var(--text);
  background:rgba(255,255,255,.06);
}
.f-btn.active{
  border-color:rgba(96,165,250,.65);
  color:var(--text);
}

/* LIGHTBOX */
.lightbox{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.75);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:18px;
  z-index:999;
}
.lightbox[hidden]{display:none}
.lb-img{
  max-width:min(1100px, 96vw);
  max-height:86vh;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 18px 60px rgba(0,0,0,.45);
}
.lb-close{
  position:absolute;
  top:16px;
  right:16px;
  width:44px;
  height:44px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(17,24,39,.75);
  color:var(--text);
  font-size:28px;
  cursor:pointer;
}
.lb-close:hover{background:rgba(17,24,39,.95)}

/* EXTERNAL LINK MARKER */
a[target="_blank"]::after{
  content:" ↗";
  font-size:.85em;
  opacity:.6;
}

/* RESPONSIVE */
@media (max-width:900px){
  .grid{grid-template-columns:1fr}
  .list{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr}
}
@media (max-width:600px){
  .h1{font-size:30px}
  .slide img{border-radius:16px}
}
@media (max-width:520px){
  .g-item img{height:180px}
}
section{
  scroll-margin-top:90px;
}

/* HAMBURGER BUTTON */
.burger{
  display:none;
  flex-direction:column;
  justify-content:space-between;
  width:28px;
  height:20px;
  background:none;
  border:0;
  cursor:pointer;
  padding:0;
}
.burger span{
  height:3px;
  width:100%;
  background:var(--text);
  border-radius:2px;
  transition:.3s ease;
}

/* MOBILE MENU */
@media (max-width:900px){
  .burger{display:flex}

  .menu{
    width:100%;
    display:none;
    flex-direction:column;
    gap:6px;
    margin-top:10px;
    background:rgba(11,15,23,.95);
    border:1px solid rgba(255,255,255,.08);
    border-radius:14px;
    padding:10px;
  }

  .menu.open{
    display:flex;
  }

  .menu a{
    padding:10px 12px;
    border-radius:10px;
  }
}

/* BURGER ANIMATION */
.burger.open span:nth-child(1){
  transform:translateY(8px) rotate(45deg);
}
.burger.open span:nth-child(2){
  opacity:0;
}
.burger.open span:nth-child(3){
  transform:translateY(-8px) rotate(-45deg);
}