:root{
  --bg:#070a10;
  --text:#f8fafc;
  --muted:#aab4c3;
  --brand:#1e40af;
  --border:#1b2433;
  --card:#0c1220;
  --radius:16px;
  --shadow:0 10px 30px rgba(0,0,0,0.35);
  --max:1100px;
}

/* RESET */
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.5;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* LAYOUT */
.container{
  width:min(100%, var(--max));
  margin:0 auto;
  padding:0 20px;
}

/* BUTTONS */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 16px;
  border-radius:999px;
  border:1px solid var(--border);
  font-weight:700;
  gap:10px;
}
.btn.primary{
  background:var(--brand);
  color:#fff;
  border-color:var(--brand);
  box-shadow:0 10px 25px rgba(30,64,175,0.25);
}
.btn.ghost{
  background:rgba(255,255,255,0.04);
  color:var(--text);
}
.btn:hover{filter:brightness(0.95)}

/* NAV */
.nav{
  position:sticky;
  top:0;
  z-index:10000;
  background:rgba(7,10,16,0.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 0;
  gap:16px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
}
.brand img{
  width:52px;
  height:52px;
  object-fit:contain;
}
.brand-title{font-weight:900}
.brand-sub{font-size:12px;color:var(--muted);font-weight:700}

/* NAV LINKS */
.nav-links{
  display:flex;
  gap:18px;
}
.nav-links a{
  font-weight:700;
  padding:8px 10px;
  border-radius:999px;
}
.nav-links a:hover{background:rgba(255,255,255,0.06)}

.nav-cta{display:flex;gap:10px}

/* HERO */
.hero{padding:52px 0 24px}
.kicker{
  color:var(--brand);
  font-weight:900;
  font-size:12px;
  text-transform:uppercase;
}
.h1{
  font-size:clamp(30px,4vw,44px);
  font-weight:950;
  margin:10px 0;
}
.lead{color:var(--muted)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}

/* SECTIONS */
.section{padding:34px 0}
.section h2{font-size:26px;margin-bottom:8px}
.sub{color:var(--muted)}

/* GRID */
.grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
}
.tile{
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:14px;
  background:var(--card);
}
.tile p{color:var(--muted)}

/* SERVICE */
.service-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.service-list{color:var(--muted)}
.photo-card{
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
}
.photo-card img{height:220px;object-fit:cover}

/* GALLERY */
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
}
.gimg{
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
}
.gimg img{
  height:220px;
  object-fit:cover;
}

/* ABOUT */
.about-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}

/* CONTACT */
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}
.quote-form{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.quote-form input,
.quote-form textarea{
  padding:12px;
  border-radius:12px;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.03);
  color:var(--text);
}

/* FOOTER */
.footer{
  border-top:1px solid var(--border);
  padding:22px 0;
  color:var(--muted);
}

/* LIGHTBOX */
.lightbox-overlay{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,0.8);
  display:none;
  align-items:center;
  justify-content:center;
  z-index:9999;
}
.lightbox-overlay.open{display:flex}

/* MOBILE MENU */
.menu-btn{
  display:none;
  width:44px;
  height:44px;
  border-radius:999px;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.05);
  align-items:center;
  justify-content:center;
}
.menu-icon{
  width:18px;
  height:12px;
  position:relative;
}
.menu-icon span{
  position:absolute;
  left:0;
  right:0;
  height:2px;
  background:var(--text);
}
.menu-icon span:nth-child(1){top:0}
.menu-icon span:nth-child(2){top:5px}
.menu-icon span:nth-child(3){top:10px}

.mobile-menu{
  display:none;
  position:fixed;
  top:70px;
  left:0;
  width:100%;
  background:#070a10;
  z-index:9999;
}
.mobile-menu.open{display:block}

.mobile-links{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:12px;
}
.mobile-links a{
  padding:12px;
  border-radius:12px;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.04);
}

.mobile-actions{
  display:flex;
  gap:10px;
  padding:12px;
}

/* RESPONSIVE */
@media(max-width:900px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid,
  .contact-grid,
  .service-grid{grid-template-columns:1fr}
  .nav-links{display:none}
  .menu-btn{display:flex}
}

@media(max-width:520px){
  .grid,
  .gallery-grid{grid-template-columns:1fr}
}
/* FIX MOBILE MENU VISIBILITY */
.mobile-menu{
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  width: 100%;
  background: #070a10;
  z-index: 99999;
}

.mobile-menu.open{
  display: block;
}

/* MAKE SURE HEADER STAYS ABOVE */
.nav{
  position: sticky;
  top: 0;
  z-index: 10000;
}

/* LOWER EVERYTHING ELSE */
.hero,
.section,
.home-gallery,
.grid{
  position: relative;
  z-index: 1;
}

/* MAKE BUTTON ALWAYS CLICKABLE */
.menu-btn{
  position: relative;
  z-index: 10001;
}