:root{
  --bg:#FFFFFF;              
  --bg-soft:#F8FAFC;    
  --card:#FFFFFF;             
  --card-border:#E2E8F0;     

  --text:#000000;           
  --text-body:#111827;       
  --text-dim:#64748B;      
  --surface:#F1F5F9;
  --surface-border:#CBD5E1;
  --green:#16A34A;
  --active-bg:#000000;
  --active-text:#FFFFFF;
  --term-bg:#0B0F19;
  --term-border:#1F2937;
  --term-text:#94A3B8;

  --font-ui: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius: 12px;
  --max: 1180px;
}

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

#preloader{
  position:fixed;
  inset:0;
  z-index:9999;
  display:flex;
  align-items:center;
  justify-content:center;
  background:#000000;
  transition:opacity .5s ease;
}
#preloader video{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
#preloader.preloader-hide{
  opacity:0;
  pointer-events:none;
}
body.preloader-active{
  overflow:hidden;
  height:100vh;
}

html{ scroll-behavior:smooth; }

html, body{
  overflow-x:hidden;
  width:100%;
}

body{
  background:var(--bg);
  color:var(--text-body);
  font-family:var(--font-ui);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }

a{ color:inherit; text-decoration:none; }

ul{ list-style:none; }

.mono{ font-family:var(--font-mono); }

.wrap{
  max-width:var(--max);
  margin:0 auto;
  padding:0 24px;
}

.eyebrow{
  font-family:var(--font-mono);
  font-size:0.78rem;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--text-dim);
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:14px;
}
.eyebrow::before{
  content:'';
  width:7px; height:7px;
  border-radius:50%;
  background:var(--green);
}

h1,h2,h3{
  font-weight:800;
  letter-spacing:-0.02em;
  color:var(--text);
}

section{ padding:96px 0; }
@media (max-width:768px){ section{ padding:64px 0; } }

.section-alt{
  background:var(--bg-soft);
  border-top:1px solid var(--card-border);
  border-bottom:1px solid var(--card-border);
}

.section-head{ max-width:640px; margin-bottom:48px; }
.section-head h2{ font-size:clamp(1.7rem, 3vw, 2.4rem); margin-bottom:12px; }
.section-head p{ color:var(--text-dim); font-size:1.02rem; }

.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 26px;
  border-radius:8px;
  font-weight:600;
  font-size:0.95rem;
  cursor:pointer;
  border:1px solid transparent;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
  white-space:nowrap;
}
.btn:active{ transform:scale(0.97); }

.btn-primary{
  background:#FFFFFF;
  border-color:var(--text);
  color:var(--text);
}
.btn-primary:hover{ background:var(--text); color:#FFFFFF; }

.btn-email{
  background:#FFFFFF;
  border-color:var(--text);
  color:var(--text);
}
.btn-email:hover{ background:var(--text); color:#FFFFFF; }

.btn-block{ width:100%; justify-content:center; }

body{
  padding-bottom:76px;
}
.bottom-nav{
  position:fixed;
  left:0; right:0; bottom:0;
  z-index:100;
  background:rgba(255,255,255,0.9);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-top:1px solid var(--card-border);
  transition:transform .3s ease;
}
.bottom-nav.nav-hidden{
  transform:translateY(100%);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  height:72px;
}
.logo{
  font-family:var(--font-mono);
  font-weight:700;
  font-size:1.05rem;
  color:var(--text);
  display:inline-flex;
  align-items:center;
}
.logo span{ color:var(--text-dim); }
.logo b{ color:var(--text); font-weight:700; }
.logo-img{
  height:32px;
  width:auto;
  display:block;
}

.nav-links{ display:flex; align-items:center; gap:34px; }
.nav-links a{
  font-size:0.92rem;
  font-weight:500;
  color:var(--text-dim);
  transition:color .15s ease;
}
.nav-links a:hover{ color:var(--text); }

.nav-cta{ display:flex; align-items:center; gap:14px; }

.burger{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;
  border:none;
  cursor:pointer;
  padding:6px;
}
.burger span{
  width:22px; height:2px;
  background:var(--text);
  border-radius:2px;
  transition:transform .2s ease, opacity .2s ease;
}

.hero{
  padding:110px 0 90px;
  display:grid;
  grid-template-columns:1.1fr 0.9fr;
  gap:56px;
  align-items:center;
}
.hero h1{
  font-size:clamp(2.1rem, 4.2vw, 3.4rem);
  line-height:1.12;
  margin-bottom:22px;
}
.hero h1 em{
  font-style:normal;
  color:var(--text-dim);
}
.hero p{
  color:var(--text-dim);
  font-size:1.08rem;
  max-width:560px;
  margin-bottom:34px;
}
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; }

.hero-stack{ display:flex; gap:28px; margin-top:44px; flex-wrap:wrap; }
.hero-stack strong{
  display:block;
  font-family:var(--font-mono);
  font-size:1.5rem;
  color:var(--text);
}
.hero-stack span{
  font-size:0.8rem;
  color:var(--text-dim);
}

.terminal{
  background:var(--term-bg);
  border:1px solid var(--term-border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 30px 60px -24px rgba(0,0,0,0.25);
}
.terminal-bar{
  display:flex;
  align-items:center;
  gap:8px;
  padding:12px 16px;
  background:#0F1626;
  border-bottom:1px solid var(--term-border);
}
.terminal-bar i{ width:11px; height:11px; border-radius:50%; display:block; background:#2D3748; }
.terminal-bar span{
  margin-left:10px;
  font-family:var(--font-mono);
  font-size:0.75rem;
  color:var(--term-text);
}
.terminal-body{
  padding:22px 20px;
  font-family:var(--font-mono);
  font-size:0.86rem;
  min-height:220px;
  color:var(--term-text);
  white-space:pre-wrap;
}
.terminal-body .cur{
  display:inline-block;
  width:8px; height:1em;
  background:#4ADE80;
  vertical-align:text-bottom;
  animation:blink 1s step-end infinite;
}
@keyframes blink{ 50%{ opacity:0; } }
.tok-key{ color:#F8FAFC; }
.tok-str{ color:#4ADE80; }
.tok-com{ color:#475569; }

.filters{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom:36px;
}
.filter-btn{
  font-family:var(--font-mono);
  font-size:0.78rem;
  padding:9px 16px;
  border-radius:6px;
  border:1px solid var(--surface-border);
  background:var(--surface);
  color:var(--text-dim);
  cursor:pointer;
  transition:all .15s ease;
}
.filter-btn:hover{ color:var(--text); border-color:var(--text); }
.filter-btn.active{
  background:var(--active-bg);
  border-color:var(--active-bg);
  color:var(--active-text);
}

.grid-projects{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(300px, 1fr));
  gap:24px;
}

.project{
  display:flex;
  flex-direction:column;
  gap:16px;
}
.project .card:last-child{
  flex:1;
  display:flex;
  flex-direction:column;
}

.card{
  background:var(--card);
  border:1px solid var(--card-border);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.card:hover{ transform:translateY(-4px); border-color:var(--text); box-shadow:0 16px 32px -20px rgba(0,0,0,0.25); }
.card-preview-only{ overflow:hidden; }
.card-iframe-wrapper{
  position:relative;
  width:100%;
  aspect-ratio:4/3;
  overflow:hidden;
  background:var(--bg-soft);
}

.iframe-scaler{
  position:absolute;
  top:0; left:0;
  width:1600px;
  height:1200px;
  transform-origin:top left;
}
.iframe-scaler iframe{
  display:block;
  width:100%;
  height:100%;
  border:0;
  background:#FFFFFF;
}

.card-body{
  padding:22px;
  flex:1;
  display:flex;
  flex-direction:column;
}
.card-body h3{ font-size:1.08rem; margin-bottom:8px; }
.card-body p{ color:var(--text-dim); font-size:0.92rem; margin-bottom:16px; flex:1; }

.card-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-family:var(--font-mono);
  font-size:0.8rem;
  color:var(--text);
  border-bottom:1px solid var(--text);
  padding-bottom:2px;
  transition:opacity .15s ease;
}
.card-link:hover{ opacity:0.6; }

.tags{ display:flex; flex-wrap:wrap; gap:8px; }
.tag{
  font-family:var(--font-mono);
  font-size:0.72rem;
  padding:5px 10px;
  border-radius:6px;
  background:var(--surface);
  color:var(--text-dim);
  border:1px solid var(--surface-border);
}

.ba-slider{
  position:relative;
  width:100%;
  aspect-ratio:16/10;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--card-border);
  box-shadow:0 20px 40px -28px rgba(0,0,0,0.25);
  user-select:none;
  touch-action:none;
  cursor:ew-resize;
}
.ba-slider:focus-visible{
  outline:2px solid var(--text);
  outline-offset:3px;
}
.ba-img{
  position:absolute;
  inset:0;
  overflow:hidden;
}
.ba-img img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  -webkit-user-drag:none;
  user-select:none;
  pointer-events:none;
}
.ba-img.ba-before{
  clip-path:inset(0 calc(100% - var(--pos)) 0 0);
}
.ba-handle{
  position:absolute;
  top:0; bottom:0;
  left:var(--pos);
  width:0;
  pointer-events:none;
}
.ba-handle::before{
  content:'';
  position:absolute;
  top:0; bottom:0;
  left:-1px;
  width:2px;
  background:#FFFFFF;
  box-shadow:0 0 0 1px rgba(0,0,0,0.15);
}
.ba-handle::after{
  content:'⇔';
  position:absolute;
  top:50%; left:50%;
  transform:translate(-50%,-50%);
  width:40px; height:40px;
  border-radius:50%;
  background:#FFFFFF;
  color:var(--text);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1rem;
  box-shadow:0 8px 20px -6px rgba(0,0,0,0.35);
}
.ba-tag{
  position:absolute;
  top:16px;
  font-family:var(--font-mono);
  font-size:0.72rem;
  text-transform:uppercase;
  letter-spacing:0.06em;
  padding:6px 12px;
  border-radius:6px;
  background:rgba(0,0,0,0.65);
  color:#FFFFFF;
  pointer-events:none;
  z-index:2;
}
.ba-tag-before{ left:16px; }
.ba-tag-after{ right:16px; }

.grid-adv{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));
  gap:20px;
}
.adv-card{
  background:var(--card);
  border:1px solid var(--card-border);
  border-radius:var(--radius);
  padding:26px;
}
.adv-card .ico{
  width:40px; height:40px;
  border-radius:8px;
  display:flex; align-items:center; justify-content:center;
  background:var(--text);
  color:#FFFFFF;
  font-family:var(--font-mono);
  font-weight:700;
  margin-bottom:16px;
}
.adv-card h3{ font-size:1.02rem; margin-bottom:8px; }
.adv-card p{ color:var(--text-dim); font-size:0.9rem; }

.compare-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-top:40px;
}
.compare-col{
  border-radius:var(--radius);
  padding:22px;
  border:1px solid var(--card-border);
  background:var(--card);
}
.compare-col.bad{ opacity:0.6; }
.compare-col.good{ border-color:var(--text); }
.compare-col h4{
  font-family:var(--font-mono);
  font-size:0.8rem;
  text-transform:uppercase;
  letter-spacing:0.05em;
  margin-bottom:14px;
  color:var(--text-dim);
}
.compare-col.good h4{ color:var(--text); }
.compare-col li{
  font-size:0.88rem;
  color:var(--text-dim);
  padding:7px 0;
}
.compare-col.good li{ color:var(--text-body); }

.process{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(230px, 1fr));
  gap:0;
  counter-reset: step;
}
.step{
  position:relative;
  padding:26px 20px 26px 0;
  border-top:1px solid var(--card-border);
}
.step::before{
  counter-increment:step;
  content: counter(step, decimal-leading-zero);
  font-family:var(--font-mono);
  font-size:0.78rem;
  color:var(--text-dim);
  display:block;
  margin-bottom:14px;
}
.step h3{ font-size:1rem; margin-bottom:8px; }
.step p{ color:var(--text-dim); font-size:0.88rem; }

.quote-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:40px;
  align-items:start;
}
.quote-card{
  background:var(--card);
  border:1px solid var(--card-border);
  border-radius:var(--radius);
  padding:30px;
  box-shadow:0 20px 40px -28px rgba(0,0,0,0.2);
}
.field{ margin-bottom:18px; }
.field-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}
.field-hint{
  font-size:0.8rem;
  color:var(--text-dim);
  margin:-8px 0 18px;
}
.req{ color:#EF4444; }
@media (max-width:560px){
  .field-row{ grid-template-columns:1fr; }
}
.field label{
  display:block;
  font-size:0.82rem;
  color:var(--text-dim);
  margin-bottom:8px;
  font-weight:500;
}
.field select,
.field input,
.field textarea{
  width:100%;
  background:var(--bg-soft);
  border:1px solid var(--card-border);
  color:var(--text);
  padding:12px 14px;
  border-radius:8px;
  font-family:var(--font-ui);
  font-size:0.92rem;
  outline:none;
  transition:border-color .15s ease;
}
.field select:focus,
.field input:focus,
.field textarea:focus{ border-color:var(--text); }
.field textarea{ resize:vertical; min-height:80px; }

.quote-preview{
  background:var(--bg-soft);
  border:1px dashed var(--card-border);
  border-radius:8px;
  padding:16px;
  font-family:var(--font-mono);
  font-size:0.8rem;
  color:var(--text-dim);
  margin-bottom:20px;
  white-space:pre-wrap;
  min-height:70px;
}

.contact-side-image{
  width:100%;
  height:100%;
  min-height:340px;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px dashed var(--card-border);
  background:var(--bg-soft);
}
.contact-image{
  width:100%;
  height:100%;
  min-height:340px;
  object-fit:cover;
  border-radius:var(--radius);
}

footer{
  border-top:1px solid var(--card-border);
  padding:36px 0;
}
.footer-row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:16px;
}
.footer-row p{ color:var(--text-dim); font-size:0.82rem; }

@media (max-width:960px){
  .hero{ grid-template-columns:1fr; padding-top:56px; }
  .quote-wrap{ grid-template-columns:1fr; }
  .compare-row{ grid-template-columns:1fr; }
}

@media (max-width:768px){
  .nav-links, .nav-cta .btn-primary{ display:none; }
  .burger{ display:flex; }
  .nav-links.open{
    display:flex;
    flex-direction:column;
    position:absolute;
    bottom:72px; left:0; right:0;
    background:var(--bg);
    border-top:1px solid var(--card-border);
    padding:20px 24px;
    gap:18px;
  }

  .hero-actions{ flex-direction:column; align-items:stretch; }
  .hero-actions .btn{ justify-content:center; }
  .hero-stack{ justify-content:space-between; }
  .wrap{ padding:0 18px; }
}