:root{
  --bg: #0b0d12;
  --bg2:#0f1420;
  --text:#e9edf7;
  --muted:#a8b0c5;
  --card:#101827;
  --line: rgba(255,255,255,.10);
  --accent:#6aa7ff;

  --radius: 16px;
  --max: 1100px;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 20% 0%, rgba(106,167,255,.16), transparent 60%),
              radial-gradient(900px 500px at 80% 10%, rgba(255,255,255,.06), transparent 60%),
              var(--bg);
  color:var(--text);
  .nav-links a:not(.btn):hover{color:var(--text); text-decoration:none}
}

a{color:inherit; text-decoration:none}
a:hover{opacity:.92; text-decoration:underline}
img{max-width:100%; display:block}

.container{
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

.site-header{
  position:sticky;
    transition: color .14s ease, transform .14s ease, box-shadow .14s ease, filter .14s ease;
  z-index:10;
  backdrop-filter: blur(10px);
  background: rgba(11,13,18,.6);
  .btn:hover{ transform: translateY(-1px); opacity: 1; filter: brightness(.93); color: var(--text); text-decoration:none }
  border-bottom: 1px solid var(--line);
}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
}

/* Nav toggle (hamburger) - hidden on desktop */
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border-radius:8px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text);
}
.nav-toggle svg{ width:20px; height:20px; }
.nav-toggle:focus{ outline: 2px solid rgba(106,167,255,0.14); outline-offset:2px }

.brand{
  font-weight:700;
  letter-spacing:.2px;
  font-size:18px;
  text-decoration:none !important;
}

.nav-links{
  display:flex;
  gap:18px;
  align-items:center;
  color: var(--muted);
}
.nav-links a{color:var(--muted)}
.nav-links a:hover{color:var(--text); text-decoration:none}

/* Ensure menu 'Contact' button matches primary .btn appearance and add overlay on hover/focus */
.nav .btn{
  color: #07101f; /* same as primary buttons */
  position: relative;
  overflow: hidden;
}
.nav .btn::after{
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(7,16,31,0.06);
  opacity: 0;
  transition: opacity .18s ease, transform .18s ease;
  transform: translateZ(0);
  pointer-events: none;
}
.nav .btn:hover::after,
.nav .btn:focus-visible::after{
  opacity: 1;
}
.nav .btn:focus-visible{
  outline: 3px solid rgba(106,167,255,0.12);
  outline-offset: 3px;
}

.section{
  padding: 72px 0;
}

.section--alt{
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,0));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.hero{
  padding-top: 56px;
}
.hero-synthesis {
  margin-top: 0.75rem;
  max-width: 60ch;
  opacity: 0.9;
}
.hero-detail {
  margin-top: 0.75rem;
  opacity: 0.9;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.35fr .85fr;
  gap: 32px;
  align-items:start;
}

.kicker{
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
  margin: 0 0 14px 0;
}

h1{
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.08;
  margin: 0 0 18px 0;
  letter-spacing: -0.02em;
}

h2{
  font-size: 28px;
  margin: 0 0 12px 0;
  letter-spacing: -0.01em;
}

h3{
  margin: 0 0 8px 0;
  font-size: 18px;
}

.lead{
  font-size: 18px;
  color: var(--text);
  max-width: 60ch;
  margin: 0 0 18px 0;
}

.sublead{
  color: var(--muted);
  margin: 0 0 26px 0;
  max-width: 70ch;
}

.small{font-size: 13px}
.muted{color: var(--muted)}
.dot{opacity:.5; padding: 0 6px}

.hero-cta{
  display:flex;
  gap: 12px;
  margin: 18px 0 16px;
  flex-wrap:wrap;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 12px 16px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--accent), #4c8fe6);
  color: #07101f;
  font-weight: 800;
  border: 1px solid rgba(0,0,0,0.22);
  box-shadow: 0 8px 20px rgba(16,36,64,0.30), var(--shadow);
  text-decoration:none !important;
  transition: transform .14s ease, box-shadow .14s ease, filter .14s ease;
  position: relative;
  overflow: hidden;
}
.btn:hover{ transform: translateY(-1px); opacity: 1; filter: brightness(.93); text-decoration:none }
.btn:active{ transform: translateY(0); }
.btn:focus-visible{ outline: 3px solid rgba(106,167,255,0.18); outline-offset: 3px; box-shadow: 0 0 0 4px rgba(106,167,255,0.09); }

.btn--ghost{
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.18);
  box-shadow: none;
}
.btn--ghost:hover{ background: rgba(255,255,255,0.03); color: var(--text); }

@media (prefers-contrast: more){
  .btn{ border-color: rgba(0,0,0,0.35); box-shadow: 0 10px 28px rgba(0,0,0,0.45); }
  .btn--ghost{ border-color: rgba(255,255,255,0.28); }
}
.btn--ghost{
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
  box-shadow: none;
}
.btn--small{padding: 9px 12px; font-weight: 700}

.microproof{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top: 8px;
}
/* General overlay for all buttons */
.btn::after{
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(7,16,31,0.06);
  opacity: 0;
  transition: opacity .18s ease, transform .18s ease;
  transform: translateZ(0);
  pointer-events: none;
}
.btn:hover::after,
.btn:focus-visible::after{
  opacity: 1;
}
.btn:focus-visible{
  outline: 3px solid rgba(106,167,255,0.12);
  outline-offset: 3px;
}

/* Ghost variant overlay should be subtle and inverted */
.btn--ghost::after{
  background: rgba(255,255,255,0.03);
}

.hero-card-body{
  padding: 16px 16px 18px;
}
.name{margin:0; font-weight:800; font-size:18px}
.title{margin:2px 0 10px; color: var(--muted)}
.hero-card-links{
  margin-top: 12px;
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  color: var(--muted);
}

.cards{
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 14px;
}
.cards--services{
  grid-template-columns: repeat(3, minmax(0,1fr));
}
.card{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(16,24,39,.45);
  padding: 16px;
}
.card p{color: var(--muted); margin: 8px 0 0}
.card ul{margin: 10px 0 0 18px; color: var(--muted)}
.card li{margin: 6px 0}

.bullets{
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 14px;
}
.bullet{
  border: 1px dashed rgba(255,255,255,.18);
  border-radius: var(--radius);
  padding: 16px;
  background: rgba(255,255,255,.02);
}
.bullet-title{
  font-weight: 800;
  margin: 0 0 6px 0;
}
.bullet p{margin:0; color: var(--muted)}

.steps{
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 14px;
}
.step{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: rgba(16,24,39,.45);
}
.step-num{
  margin: 0 0 10px;
  font-weight: 900;
  letter-spacing: .12em;
  color: rgba(106,167,255,.9);
}
.step p{color: var(--muted); margin: 8px 0 0}

.note{
  margin-top: 16px;
  border-left: 3px solid rgba(106,167,255,.9);
  padding: 12px 14px;
  background: rgba(106,167,255,.08);
  border-radius: 12px;
}
.note p{margin:0}

.about{
  display:grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 18px;
  align-items:start;
}
.about-box{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: rgba(16,24,39,.45);
}
.about-kicker{
  margin:0 0 10px 0;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px;
}

.contact-box{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  background: rgba(16,24,39,.45);
}

.footer{
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

/* Responsive */
@media (max-width: 900px){
  .hero-grid{grid-template-columns: 1fr; }
  .cards{grid-template-columns: 1fr}
  .cards--services{grid-template-columns: 1fr}
  .steps{grid-template-columns: 1fr}
  .bullets{grid-template-columns: 1fr}
  .about{grid-template-columns: 1fr}

  /* show hamburger and collapse nav-links into a stacked panel */
  .nav-toggle{ display:inline-flex; }
  .nav-links{ display:none; }
  .nav.nav-open .nav-links{
    display:flex;
    position: absolute;
    right: 16px;
    top: 64px;
    flex-direction: column;
    gap: 12px;
    background: rgba(16,24,39,0.96);
    border: 1px solid var(--line);
    padding: 12px 14px;
    border-radius: 12px;
    min-width: 200px;
    z-index: 40;
  }
  .nav.nav-open .nav-links a{ color: var(--muted); }
  .nav.nav-open .nav-links a.btn{ margin-top:6px; }
}

.hero-synthesis--mobile {
  display: none;
}

/* Improve mobile responsiveness and touch/layout spacing */
@media (max-width: 640px) {
  .nav{ padding: 10px 0; }
  .brand{ font-size: 16px; }
  .nav-links{ gap: 10px; font-size: 14px; align-items: center; }
  .container{ width: calc(100% - 32px); }
  .hero{ padding-top: 32px; }
  .hero-grid{ gap: 18px; }
  .hero-detail {
    display: none;
  }
  .hero p + p {
    margin-top: 0.75rem;
  }
  .hero-synthesis {
    max-width: none;
  }
  .hero-synthesis--desktop {
    display: none;
  }

.hero-synthesis--mobile {
    display: block;
  }
  h1{ font-size: clamp(28px, 6vw, 40px); }
  .lead{ font-size: 16px; max-width: 60ch; }

  .hero-cta{ flex-direction: column; align-items: stretch; gap: 10px; }
  .btn{ padding: 10px 14px; }

  /* Keep hero card compact and centered on small screens */
  .hero-card{ max-width: 360px; margin: 0 auto; }
  .portrait{ aspect-ratio: 1/1; }

  /* Reduce visual noise and improve vertical rhythm */
  .microproof{ display: none; }
  .card, .about-box, .contact-box, .bullet, .step{ padding: 12px; }

  /* Ensure footers and small text remain readable */
  .footer{ padding-top: 14px; }
}