:root{
  --bg:#0a0a0a;
  --bg-2:#141414;
  --glass:rgba(255,255,255,0.06);
  --glass-strong:rgba(255,255,255,0.10);
  --primary:#ef4444;
  --primary-dark:#b91c1c;
  --primary-light:#f87171;
  --white:#ffffff;
  --border:rgba(255,255,255,0.10);
  --border-strong:rgba(255,255,255,0.18);
  --text:#f5f5f5;
  --muted:#a1a1aa;
  --shadow:0 10px 40px rgba(0,0,0,0.4);
  --shadow-lg:0 20px 60px rgba(0,0,0,0.55);
  --shadow-red:0 10px 40px rgba(239,68,68,0.25);
  --radius:18px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(ellipse at 10% 0%,rgba(239,68,68,0.18),transparent 55%),
    radial-gradient(ellipse at 90% 100%,rgba(239,68,68,0.10),transparent 55%),
    radial-gradient(ellipse at 50% 50%,rgba(255,255,255,0.03),transparent 70%);
  z-index:-1;
  pointer-events:none;
}

h1,h2,h3,h4{font-family:'Poppins',sans-serif;font-weight:700;color:var(--white);line-height:1.2}
h1{font-size:clamp(2rem,4.5vw,3.5rem);letter-spacing:-0.02em}
h2{font-size:clamp(1.6rem,3vw,2.4rem);letter-spacing:-0.01em}
h3{font-size:1.2rem}
p{color:var(--text)}
.muted{color:var(--muted)}
a{color:inherit;text-decoration:none;transition:all .25s ease}
ul{list-style:none}
img{max-width:100%;display:block}

.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(10,10,10,0.65);
  backdrop-filter:blur(22px) saturate(180%);
  -webkit-backdrop-filter:blur(22px) saturate(180%);
  border-bottom:1px solid var(--border);
  transition:all .3s ease;
}
.site-header.scrolled{background:rgba(10,10,10,0.88);box-shadow:0 4px 20px rgba(0,0,0,0.5)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;gap:20px}
.logo{font-family:'Poppins',sans-serif;font-weight:800;font-size:1.35rem;color:var(--white)}
.logo span{color:var(--primary)}
.nav-menu{display:flex;gap:32px}
.nav-menu a{font-weight:500;font-size:0.95rem;color:var(--text);position:relative}
.nav-menu a::after{
  content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;
  background:var(--primary);transition:width .3s ease;
}
.nav-menu a:hover::after,.nav-menu a.active::after{width:100%}
.nav-menu a.active{color:var(--primary)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;font-weight:600;font-size:0.95rem;
  cursor:pointer;border:none;transition:all .3s ease;font-family:inherit;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;box-shadow:0 8px 24px rgba(239,68,68,0.4);
  position:relative;overflow:hidden;
}
.btn-primary::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,0.25),transparent 50%);
  pointer-events:none;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(239,68,68,0.6)}
.btn-ghost{
  background:var(--glass);backdrop-filter:blur(14px);
  border:1px solid var(--border-strong);color:var(--white);
}
.btn-ghost:hover{background:var(--glass-strong);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-sm{padding:9px 18px;font-size:0.85rem}
.btn.full{width:100%;margin-top:10px}

.menu-toggle{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px;padding:8px}
.menu-toggle span{display:block;width:24px;height:2px;background:var(--white);border-radius:2px;transition:.3s}

/* Hero */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:-1}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(0,0,0,0.85) 0%,rgba(10,10,10,0.7) 50%,rgba(0,0,0,0.55) 100%);
}
.hero-inner{padding:100px 24px;width:100%}
.hero-content{max-width:680px}
.eyebrow{
  display:inline-block;font-size:0.8rem;font-weight:600;
  letter-spacing:0.15em;text-transform:uppercase;
  color:var(--primary-light);margin-bottom:16px;
}
.hero-content h1{margin-bottom:20px}
.hero-content p{font-size:1.15rem;color:var(--muted);margin-bottom:32px;max-width:560px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:48px}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap}
.hero-stats div{display:flex;flex-direction:column}
.hero-stats strong{font-family:'Poppins',sans-serif;font-size:1.8rem;color:var(--white);font-weight:700}
.hero-stats span{font-size:0.85rem;color:var(--muted)}

/* Page hero (inner pages) */
.page-hero{
  padding:120px 24px 60px;
  background:linear-gradient(180deg,rgba(239,68,68,0.08),transparent);
  text-align:center;
}
.page-hero h1{margin-bottom:16px}
.page-hero p{color:var(--muted);max-width:680px;margin:0 auto;font-size:1.1rem}

/* Section */
.section{padding:90px 0}
.section-alt{background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(239,68,68,0.03))}
.section-head{text-align:center;max-width:680px;margin:0 auto 56px}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--muted);font-size:1.05rem}

/* Grids */
.grid{display:grid;gap:28px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* Glass Card */
.glass-card{
  background:linear-gradient(135deg,rgba(255,255,255,0.08),rgba(255,255,255,0.02));
  backdrop-filter:blur(20px) saturate(180%);
  -webkit-backdrop-filter:blur(20px) saturate(180%);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
  position:relative;
  transition:all .4s ease;
}
.glass-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.4),transparent);
  pointer-events:none;
}
.glass-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,0.05) 0%,transparent 40%);
  pointer-events:none;border-radius:inherit;
}

/* Project cards */
.project-card{display:flex;flex-direction:column}
.project-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg),var(--shadow-red);border-color:rgba(239,68,68,0.3)}
.card-img{width:100%;height:230px;overflow:hidden;position:relative}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.project-card:hover .card-img img{transform:scale(1.08)}
.card-body{padding:22px;position:relative;z-index:1}
.card-body h3{margin-bottom:6px;font-size:1.15rem}
.card-body .muted{font-size:0.85rem;margin-bottom:10px}
.card-body p{font-size:0.95rem;color:var(--muted);margin-bottom:14px}
.card-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}

.link-arrow{display:inline-block;color:var(--primary-light);font-weight:600;font-size:0.9rem;margin-top:10px;transition:transform .3s ease}
.link-arrow:hover{transform:translateX(4px);color:var(--primary)}

/* Feature */
.feature{padding:30px;text-align:center}
.feature:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg),var(--shadow-red);border-color:rgba(239,68,68,0.25)}
.icon-circle{
  width:64px;height:64px;margin:0 auto 18px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(239,68,68,0.25),rgba(239,68,68,0.08));
  border-radius:50%;font-size:1.8rem;
  border:1px solid rgba(239,68,68,0.35);
  box-shadow:0 0 24px rgba(239,68,68,0.15);
}
.feature h3{margin-bottom:10px}
.feature p{color:var(--muted);font-size:0.95rem}

/* Two col */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.two-col.reverse > div:first-child{order:1}
.two-col h2{margin-bottom:16px}
.two-col p{color:var(--muted);margin-bottom:20px}
.check-list{margin:20px 0 28px}
.check-list li{
  padding:10px 0 10px 30px;position:relative;color:var(--text);
  border-bottom:1px solid var(--border);
}
.check-list li:last-child{border-bottom:none}
.check-list li::before{
  content:"✓";position:absolute;left:0;top:10px;
  color:var(--primary);font-weight:700;
}

.image-card{overflow:hidden;padding:0}
.image-card img{width:100%;height:100%;min-height:360px;object-fit:cover;transition:transform .6s ease}
.image-card:hover img{transform:scale(1.05)}

/* Center btn */
.center-btn{text-align:center;margin-top:50px}

/* CTA banner */
.cta-banner{
  padding:80px 0;
  background:linear-gradient(135deg,rgba(239,68,68,0.18),rgba(239,68,68,0.04));
  border-top:1px solid rgba(239,68,68,0.25);
  border-bottom:1px solid rgba(239,68,68,0.25);
  position:relative;overflow:hidden;
}
.cta-banner::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at center,rgba(239,68,68,0.15),transparent 70%);
  pointer-events:none;
}
.cta-inner{text-align:center;max-width:680px;margin:0 auto;position:relative;z-index:1}
.cta-inner h2{margin-bottom:14px}
.cta-inner p{color:var(--muted);margin-bottom:28px;font-size:1.1rem}

/* Gallery */
.gallery{display:grid;grid-template-columns:2fr 1fr;gap:16px;margin-bottom:60px}
.gallery-main img{width:100%;height:520px;object-fit:cover}
.gallery-thumbs{display:grid;grid-template-rows:repeat(3,1fr);gap:16px}
.thumb img{width:100%;height:163px;object-fit:cover;transition:transform .5s ease}
.thumb:hover img{transform:scale(1.08)}

/* Project details */
.detail-grid{display:grid;grid-template-columns:2fr 1fr;gap:40px;align-items:start}
.detail-grid h2{margin-bottom:16px}
.detail-grid h3{margin:28px 0 14px}
.detail-grid p{color:var(--muted);margin-bottom:16px}
.detail-aside{padding:28px;position:sticky;top:100px}
.detail-aside h3{margin-bottom:18px}
.spec-list li{
  display:flex;justify-content:space-between;padding:12px 0;
  border-bottom:1px solid var(--border);font-size:0.95rem;
}
.spec-list li span{color:var(--muted)}
.spec-list li strong{color:var(--white);font-weight:600}

/* Contact */
.contact-grid{display:grid;grid-template-columns:2fr 1fr;gap:30px;align-items:start}
.form-card{padding:40px}
.form-card h2{margin-bottom:24px}
.contact-form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:0.85rem;font-weight:600;margin-bottom:8px;color:var(--text)}
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:13px 16px;border:1px solid var(--border-strong);
  background:rgba(255,255,255,0.04);border-radius:12px;font-family:inherit;
  font-size:0.95rem;color:var(--white);transition:all .25s;
}
.form-group input::placeholder,.form-group textarea::placeholder{color:rgba(255,255,255,0.35)}
.form-group select option{background:#141414;color:var(--white)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  outline:none;border-color:var(--primary);
  background:rgba(255,255,255,0.07);box-shadow:0 0 0 4px rgba(239,68,68,0.18);
}
.form-feedback{margin-top:14px;text-align:center;font-size:0.9rem;color:var(--primary);font-weight:600}
.contact-info{display:flex;flex-direction:column;gap:16px}
.info-card{padding:22px}
.info-card h3{font-size:1rem;margin-bottom:8px;color:var(--primary-light)}

/* Legal */
.legal-content{padding:50px}
.legal-content h2{font-size:1.25rem;margin:28px 0 12px;color:var(--white)}
.legal-content h2:first-child{margin-top:0}
.legal-content p,.legal-content ul{color:var(--muted);margin-bottom:14px}
.legal-content ul{padding-left:24px;list-style:disc}
.legal-content ul li{margin-bottom:6px}
.legal-content strong{color:var(--white)}

/* Footer */
.site-footer{
  background:rgba(10,10,10,0.7);
  backdrop-filter:blur(20px);
  border-top:1px solid var(--border);
  padding:60px 0 20px;margin-top:40px;
}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:40px;margin-bottom:40px}
.footer-grid h4{font-size:0.95rem;margin-bottom:16px;color:var(--white)}
.footer-grid ul li{margin-bottom:10px}
.footer-grid ul a{color:var(--muted);font-size:0.92rem}
.footer-grid ul a:hover{color:var(--primary-light)}
.footer-grid .logo{display:inline-block;margin-bottom:12px}
.footer-grid p{font-size:0.92rem;margin-top:10px}
.footer-bottom{padding-top:24px;border-top:1px solid var(--border);text-align:center;color:var(--muted);font-size:0.85rem}

/* Reveal animations */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* Responsive */
@media(max-width:960px){
  .nav-menu{
    position:fixed;top:70px;left:0;right:0;
    background:rgba(10,10,10,0.96);backdrop-filter:blur(20px);
    flex-direction:column;padding:24px;gap:20px;
    transform:translateY(-120%);transition:transform .3s ease;
    border-bottom:1px solid var(--border);
  }
  .nav-menu.open{transform:translateY(0)}
  .menu-toggle{display:flex}
  .nav-cta{display:none}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .two-col{grid-template-columns:1fr;gap:40px}
  .two-col.reverse > div:first-child{order:0}
  .gallery{grid-template-columns:1fr}
  .gallery-thumbs{grid-template-columns:repeat(3,1fr);grid-template-rows:1fr}
  .gallery-main img{height:380px}
  .thumb img{height:120px}
  .detail-grid{grid-template-columns:1fr}
  .detail-aside{position:static}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .image-card img{min-height:260px}
}
@media(max-width:600px){
  .grid-3,.grid-4{grid-template-columns:1fr}
  .hero-stats{gap:24px}
  .hero-stats strong{font-size:1.4rem}
  .contact-form .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .form-card,.legal-content{padding:28px}
  .gallery-main img{height:280px}
  .thumb img{height:90px}
  .section{padding:60px 0}
  .page-hero{padding:80px 20px 40px}
}