:root{
  --bg: #0A0A12;
  --bg-soft: #13131F;
  --bg-card: #15151F;
  --border: rgba(255,255,255,0.08);
  --text: #EDEDF2;
  --text-dim: #9B9BB0;
  --accent: #8B5CF6;
  --accent-2: #22D3EE;
  --accent-grad: linear-gradient(135deg, #8B5CF6 0%, #22D3EE 100%);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 14px;
}

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

html{scroll-behavior:smooth;}

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

#core-bg{
  position: fixed;
  top:0; left:0;
  width: 100%; height: 100%;
  z-index: -1;
  opacity: 0.5;
}

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

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

h1,h2,h3,h4{font-family: var(--font-display); font-weight:600; letter-spacing:-0.02em;}

/* ===== NAV ===== */
.nav{
  position: sticky; top:0; z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(10,10,18,0.7);
  border-bottom: 1px solid var(--border);
}
.nav-inner{
  max-width:1200px; margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
  padding: 16px 24px;
}
.logo{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-display); font-weight:700; font-size:1.25rem;
}
.nav-links{display:flex; gap:32px;}
.nav-links a{
  font-size:0.95rem; color: var(--text-dim);
  transition: color .2s;
}
.nav-links a:hover{color: var(--text);}
.nav-toggle{display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:8px;}
.nav-toggle span{width:22px; height:2px; background: var(--text); border-radius:2px;}

/* ===== BUTTONS ===== */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 13px 26px; border-radius: 999px;
  font-weight: 600; font-size: 0.95rem;
  border: 1px solid transparent;
  cursor:pointer; transition: all .25s ease;
  font-family: var(--font-body);
}
.btn-primary{
  background: var(--accent-grad);
  color: #0A0A12;
}
.btn-primary:hover{
  filter: brightness(1.1);
  box-shadow: 0 0 24px rgba(139,92,246,0.4);
  transform: translateY(-1px);
}
.btn-ghost{
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn-ghost:hover{
  border-color: var(--accent-2);
  color: var(--accent-2);
}
.btn-small{padding: 9px 20px; font-size:0.875rem;}
.btn-block{width:100%;}

/* ===== HERO ===== */
.hero{
  max-width:1200px; margin: 0 auto;
  display:grid; grid-template-columns: 1.1fr 1fr;
  align-items:center; gap: 40px;
  padding: 80px 24px 60px;
  min-height: 80vh;
}
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--font-mono); font-size:0.8rem;
  color: var(--accent-2);
  border:1px solid rgba(34,211,238,0.25);
  background: rgba(34,211,238,0.06);
  padding: 6px 14px; border-radius: 999px;
  margin-bottom: 24px;
  letter-spacing: 0.04em;
}
.dot-pulse{
  width:7px; height:7px; border-radius:50%;
  background: var(--accent-2);
  box-shadow: 0 0 0 0 rgba(34,211,238,0.6);
  animation: pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(34,211,238,0.5);}
  70%{box-shadow:0 0 0 8px rgba(34,211,238,0);}
  100%{box-shadow:0 0 0 0 rgba(34,211,238,0);}
}
.hero h1{
  font-size: clamp(2.5rem, 5.5vw, 4.2rem);
  line-height: 1.08;
  margin-bottom: 24px;
}
.grad-text{
  background: var(--accent-grad);
  -webkit-background-clip:text; background-clip:text;
  -webkit-text-fill-color: transparent;
}
.hero-sub{
  font-size: 1.1rem; color: var(--text-dim);
  max-width: 540px; margin-bottom: 36px;
}
.hero-actions{display:flex; gap:16px; margin-bottom: 56px;}
.hero-stats{display:flex; gap:48px;}
.stat{display:flex; flex-direction:column;}
.stat-num{
  font-family: var(--font-display); font-size:2.2rem; font-weight:700;
  background: var(--accent-grad);
  -webkit-background-clip:text; background-clip:text;
  -webkit-text-fill-color: transparent;
}
.stat-label{font-size:0.85rem; color: var(--text-dim);}

/* ===== HERO VISUAL / CORE SVG ===== */
.hero-visual{display:flex; justify-content:center; align-items:center;}
.core-svg{width:100%; max-width:480px; animation: rotate-slow 60s linear infinite;}
@keyframes rotate-slow{
  from{transform: rotate(0deg);}
  to{transform: rotate(360deg);}
}
.orbit-node circle{transition: stroke .3s, fill .3s;}
.orbit-node{cursor:pointer;}
.orbit-node:hover circle{stroke: var(--accent); fill: rgba(139,92,246,0.15);}
.node-icon{
  font-family: var(--font-mono); font-size: 16px;
  fill: var(--accent-2);
  transform-box: fill-box; transform-origin:center;
  animation: counter-rotate 60s linear infinite;
}
@keyframes counter-rotate{
  from{transform: rotate(0deg);}
  to{transform: rotate(-360deg);}
}
.core-label{
  font-family: var(--font-display); font-size:15px; font-weight:700;
  fill: var(--text); text-anchor:middle;
  transform-box: fill-box; transform-origin:center;
  animation: counter-rotate 60s linear infinite;
  letter-spacing: 0.05em;
}

@media (prefers-reduced-motion: reduce){
  .core-svg, .node-icon, .core-label, .dot-pulse{animation: none !important;}
}

/* ===== TRUST STRIP ===== */
.trust-strip{
  border-top:1px solid var(--border); border-bottom:1px solid var(--border);
  background: var(--bg-soft);
}
.trust-inner{
  max-width:1200px; margin:0 auto; padding: 24px;
  display:flex; align-items:center; gap:32px; flex-wrap:wrap;
  font-size:0.85rem; color: var(--text-dim);
}
.trust-items{display:flex; gap:32px; flex-wrap:wrap; font-family: var(--font-mono); letter-spacing:0.03em;}

/* ===== SECTION HEAD ===== */
.section-head{
  max-width:1200px; margin: 0 auto; padding: 100px 24px 48px;
  text-align:center;
}
.eyebrow-plain{
  display:inline-block; font-family: var(--font-mono); font-size:0.8rem;
  color: var(--accent-2); letter-spacing:0.08em; text-transform:uppercase;
  margin-bottom: 16px;
}
.section-head h2{font-size: clamp(1.9rem, 4vw, 2.8rem); margin-bottom:12px;}
.section-head p{color: var(--text-dim); max-width:520px; margin: 0 auto;}

/* ===== SERVICES ===== */
.services{max-width:1200px; margin:0 auto; padding: 0 24px 100px;}
.service-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap:24px;
}
.service-card{
  background: var(--bg-card);
  border:1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: transform .25s, border-color .25s;
}
.service-card:hover{
  transform: translateY(-4px);
  border-color: rgba(139,92,246,0.4);
}
.service-icon{
  width:48px; height:48px; color: var(--accent-2);
  margin-bottom: 20px;
}
.service-card h3{font-size:1.25rem; margin-bottom:10px;}
.service-card p{color: var(--text-dim); font-size:0.95rem; margin-bottom: 16px;}
.service-list{list-style:none; display:flex; flex-direction:column; gap:8px;}
.service-list li{
  font-size:0.85rem; color: var(--text);
  padding-left: 18px; position:relative;
}
.service-list li::before{
  content:'';
  position:absolute; left:0; top:0.55em;
  width:8px; height:1px;
  background: var(--accent-2);
}

/* ===== PROCESS ===== */
.process{max-width:1200px; margin:0 auto; padding: 0 24px 100px;}
.process-track{
  display:grid; grid-template-columns: repeat(4, 1fr); gap:1px;
  background: var(--border);
  border:1px solid var(--border);
  border-radius: var(--radius);
  overflow:hidden;
}
.process-step{
  background: var(--bg-card);
  padding: 36px 28px;
}
.step-mark{
  display:inline-block; font-family: var(--font-mono); font-size:0.75rem;
  color: var(--accent); letter-spacing:0.1em; text-transform:uppercase;
  margin-bottom:16px;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 6px;
}
.process-step h3{font-size:1.1rem; margin-bottom:10px;}
.process-step p{color: var(--text-dim); font-size:0.9rem;}

/* ===== PRICING ===== */
.pricing{max-width:1200px; margin:0 auto; padding: 0 24px 100px;}
.pricing-grid{
  display:grid; grid-template-columns: repeat(3,1fr); gap:24px;
}
.price-card{
  background: var(--bg-card);
  border:1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  display:flex; flex-direction:column;
  position:relative;
}
.price-card.featured{
  border-color: var(--accent);
  background: linear-gradient(160deg, rgba(139,92,246,0.08), rgba(34,211,238,0.04));
  transform: scale(1.02);
}
.price-badge{
  position:absolute; top:-12px; right:24px;
  background: var(--accent-grad); color:#0A0A12;
  font-size:0.75rem; font-weight:700;
  padding: 5px 14px; border-radius:999px;
  font-family: var(--font-mono);
}
.price-card h3{font-size:1.3rem; margin-bottom:8px;}
.price-tag{
  font-family: var(--font-display); font-size:2.4rem; font-weight:700;
  margin-bottom: 8px;
}
.price-tag span{font-size:1rem; color: var(--text-dim); font-weight:500;}
.price-desc{color: var(--text-dim); font-size:0.9rem; margin-bottom:24px;}
.price-card ul{list-style:none; display:flex; flex-direction:column; gap:10px; margin-bottom:28px; flex-grow:1;}
.price-card li{
  font-size:0.9rem; padding-left:22px; position:relative;
}
.price-card li::before{
  content:'✓'; position:absolute; left:0; color: var(--accent-2);
  font-weight:700; font-size:0.85rem;
}

/* ===== CONTACT ===== */
.contact{max-width:1200px; margin:0 auto; padding: 0 24px 120px;}
.contact-grid{
  display:grid; grid-template-columns: 1fr 1.2fr; gap:60px;
  background: var(--bg-card);
  border:1px solid var(--border);
  border-radius: 20px;
  padding: 56px;
}
.contact-info h2{font-size: clamp(1.8rem, 3.5vw, 2.4rem); margin: 12px 0 16px;}
.contact-info p{color: var(--text-dim); margin-bottom:32px;}
.contact-detail{
  display:flex; flex-direction:column; gap:2px;
  padding: 14px 0; border-top:1px solid var(--border);
}
.contact-detail strong{font-size:0.8rem; color: var(--accent-2); font-family: var(--font-mono); letter-spacing:0.05em; text-transform:uppercase;}
.contact-detail span{font-size:0.95rem;}

.contact-form{display:flex; flex-direction:column; gap:18px;}
.form-row{display:flex; flex-direction:column; gap:6px;}
.form-row label{font-size:0.85rem; color: var(--text-dim);}
.form-row input, .form-row select, .form-row textarea{
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color .2s;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{
  border-color: var(--accent-2);
}
.form-row textarea{resize: vertical;}
.form-status{
  font-size:0.85rem; text-align:center; min-height:1.2em;
  color: var(--accent-2);
}

/* ===== FOOTER ===== */
.footer{
  border-top:1px solid var(--border);
  background: var(--bg-soft);
}
.footer-inner{
  max-width:1200px; margin:0 auto; padding: 56px 24px;
  display:grid; grid-template-columns: 1.2fr 1fr; gap:40px;
}
.footer-brand p{color: var(--text-dim); margin-top:12px; max-width:320px; font-size:0.9rem;}
.footer-links{display:grid; grid-template-columns: repeat(2, 1fr); gap:32px;}
.footer-links h4{font-size:0.85rem; margin-bottom:14px; color: var(--text-dim); text-transform:uppercase; letter-spacing:0.06em; font-family: var(--font-mono);}
.footer-links a{
  display:block; font-size:0.9rem; color: var(--text-dim);
  padding: 6px 0; transition: color .2s;
}
.footer-links a:hover{color: var(--accent-2);}
.footer-bottom{
  border-top:1px solid var(--border);
  padding: 20px 24px; text-align:center;
  font-size:0.85rem; color: var(--text-dim);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 980px){
  .hero{grid-template-columns:1fr; padding-top:48px; text-align:left;}
  .hero-visual{order:-1; max-width:380px; margin: 0 auto 24px;}
  .service-grid{grid-template-columns: repeat(2,1fr);}
  .process-track{grid-template-columns: repeat(2,1fr);}
  .pricing-grid{grid-template-columns: repeat(2,1fr);}
  .price-card.featured{grid-row: span 1;}
  .contact-grid{grid-template-columns:1fr; padding: 36px;}
  .footer-inner{grid-template-columns:1fr; gap:32px;}
}

@media (max-width: 640px){
  .nav-links{
    position:absolute; top:100%; left:0; right:0;
    flex-direction:column; background: var(--bg-soft);
    border-bottom:1px solid var(--border);
    padding: 16px 24px; gap:16px;
    display:none;
  }
  .nav-links.open{display:flex;}
  .nav-toggle{display:flex;}
  .nav .btn-small{display:none;}
  .hero-stats{flex-wrap:wrap; gap:28px;}
  .service-grid{grid-template-columns:1fr;}
  .process-track{grid-template-columns:1fr;}
  .pricing-grid{grid-template-columns:1fr;}
  .price-card.featured{transform:none;}
}