*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --ln-bg:#0a0e17;
  --ln-surface:rgba(255,255,255,0.06);
  --ln-text:#f0f2f5;
  --ln-muted:rgba(240,242,245,0.6);
  --ln-brand:#3b82f6;
  --ln-brand-dark:#1e40af;
  --ln-radius:10px;
}

html{scroll-behavior:smooth}

body{
  font-family:'Inter',ui-sans-serif,system-ui,-apple-system,sans-serif;
  color:var(--ln-text);
  background:var(--ln-bg);
  overflow:hidden;
}

/* ── Nav ── */
.ln-nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 40px;
  background:linear-gradient(180deg,rgba(10,14,23,0.85) 0%,transparent 100%);
  pointer-events:none;
}
.ln-nav>*{pointer-events:auto}
.ln-brand{
  font-weight:800;font-size:20px;letter-spacing:-.5px;
  color:var(--ln-text);text-decoration:none;
}
.ln-cta-nav{
  padding:10px 24px;border-radius:999px;
  background:var(--ln-brand);color:#fff;
  font-weight:600;font-size:14px;text-decoration:none;
  transition:background .15s;
}
.ln-cta-nav:hover{background:var(--ln-brand-dark)}

/* ── Dot indicator ── */
.ln-dots{
  position:fixed;right:28px;top:50%;z-index:90;
  transform:translateY(-50%);
  display:flex;flex-direction:column;gap:12px;
}
.ln-dot{
  width:10px;height:10px;border-radius:50%;
  background:rgba(255,255,255,0.25);cursor:pointer;
  transition:background .2s,transform .2s;
}
.ln-dot.active{
  background:var(--ln-brand);
  transform:scale(1.4);
}

/* ── Scroll container ── */
.ln-container{
  height:100vh;overflow-y:scroll;
  scroll-snap-type:y mandatory;
  -webkit-overflow-scrolling:touch;
}

/* ── Each screen ── */
.ln-screen{
  position:relative;
  width:100%;height:100vh;
  scroll-snap-align:start;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;
}

/* ── Background image + overlay ── */
.ln-bg{
  position:absolute;inset:0;
  width:100%;height:100%;object-fit:cover;
  z-index:0;
}
.ln-overlay{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(135deg,rgba(10,14,23,0.82) 0%,rgba(10,14,23,0.55) 100%);
}

/* ── Content block ── */
.ln-content{
  position:relative;z-index:2;
  max-width:900px;width:100%;
  text-align:center;padding:40px 24px;
}

.ln-title{
  font-size:clamp(40px,7vw,80px);
  font-weight:900;line-height:1.05;
  letter-spacing:-2px;
  margin-bottom:20px;
}
.ln-sub{
  font-size:clamp(16px,2vw,22px);
  color:var(--ln-muted);
  line-height:1.6;max-width:600px;
  margin:0 auto 32px;
}

h2{
  font-size:clamp(30px,5vw,52px);
  font-weight:800;letter-spacing:-1px;
  margin-bottom:20px;
}

/* ── CTA button ── */
.ln-cta{
  display:inline-block;
  padding:14px 36px;border-radius:999px;
  background:var(--ln-brand);color:#fff;
  font-weight:700;font-size:16px;
  text-decoration:none;
  transition:background .15s,transform .15s;
}
.ln-cta:hover{background:var(--ln-brand-dark);transform:scale(1.04)}
.ln-cta-large{
  padding:18px 48px;font-size:20px;
}

/* ── Scroll hint arrow ── */
.ln-scroll-hint{
  position:absolute;bottom:32px;left:50%;
  transform:translateX(-50%);z-index:10;
}
.ln-arrow{
  display:block;width:24px;height:24px;
  border-right:2px solid rgba(255,255,255,0.5);
  border-bottom:2px solid rgba(255,255,255,0.5);
  transform:rotate(45deg);
  animation:ln-bounce 1.6s infinite;
}
@keyframes ln-bounce{
  0%,100%{transform:rotate(45deg) translateY(0)}
  50%{transform:rotate(45deg) translateY(8px)}
}

/* ── Split layout (image + text) ── */
.ln-split{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1fr 1fr;
  width:100%;height:100%;
}
.ln-img-wrap{
  overflow:hidden;
}
.ln-img-wrap img{
  width:100%;height:100%;object-fit:cover;
}
.ln-text-wrap{
  display:flex;flex-direction:column;justify-content:center;
  padding:60px 60px;
  background:var(--ln-bg);
}
.ln-text-wrap p{
  color:var(--ln-muted);font-size:17px;line-height:1.7;
  margin:0 0 20px;
}

/* ── Service cards ── */
.ln-cards{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:20px;margin:32px 0;
  text-align:left;
}
.ln-card{
  background:var(--ln-surface);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:var(--ln-radius);
  padding:28px 24px;
  backdrop-filter:blur(10px);
  transition:transform .2s,border-color .2s;
}
.ln-card:hover{
  transform:translateY(-4px);
  border-color:var(--ln-brand);
}
.ln-card-icon{
  font-size:28px;font-weight:900;
  color:var(--ln-brand);margin-bottom:12px;
}
.ln-card h3{
  font-size:18px;font-weight:700;margin-bottom:8px;
}
.ln-card p{
  font-size:14px;color:var(--ln-muted);line-height:1.6;
}

/* ── Stats ── */
.ln-stats{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:20px;margin:32px 0;
}
.ln-stat{text-align:center}
.ln-stat-num{
  font-size:48px;font-weight:900;
  color:var(--ln-brand);
  line-height:1;
}
.ln-stat-label{
  font-size:14px;color:var(--ln-muted);
  margin-top:6px;
}

/* ── Contact final screen ── */
.ln-contact{
  background:linear-gradient(135deg,#0a0e17 0%,#111827 50%,#0a0e17 100%);
}
.ln-contact-info{margin-top:32px}
.ln-contact-info a{
  color:var(--ln-muted);text-decoration:none;
  font-size:16px;
  transition:color .15s;
}
.ln-contact-info a:hover{color:var(--ln-brand)}
.ln-footer-text{
  margin-top:40px;font-size:13px;color:rgba(255,255,255,0.25);
}

/* ── Animations ── */
.ln-fade{
  opacity:0;transform:translateY(40px);
  transition:opacity .7s ease,transform .7s ease;
}
.ln-fade.ln-visible{
  opacity:1;transform:translateY(0);
}
.ln-slide-left{
  opacity:0;transform:translateX(-60px);
  transition:opacity .7s ease,transform .7s ease;
}
.ln-slide-left.ln-visible{
  opacity:1;transform:translateX(0);
}
.ln-slide-right{
  opacity:0;transform:translateX(60px);
  transition:opacity .7s ease,transform .7s ease;
}
.ln-slide-right.ln-visible{
  opacity:1;transform:translateX(0);
}

/* ── Responsive ── */
@media(max-width:768px){
  .ln-nav{padding:12px 20px}
  .ln-dots{right:12px}
  .ln-split{grid-template-columns:1fr;grid-template-rows:45vh 1fr}
  .ln-text-wrap{padding:32px 24px}
  .ln-cards{grid-template-columns:1fr}
  .ln-stats{grid-template-columns:1fr}
  .ln-title{letter-spacing:-1px}
}