/* AIRY Build — Design tokens & utilities */
:root {
  --radius: 0.75rem;
  --background: oklch(0.14 0.005 270);
  --foreground: oklch(0.985 0 0);
  --card: oklch(0.18 0.006 270);
  --secondary: oklch(0.22 0.006 270);
  --muted-foreground: oklch(0.65 0.01 270);
  --accent: oklch(0.72 0.18 250);
  --border: oklch(0.26 0.008 270);
  --destructive: oklch(0.62 0.22 25);

  --gradient-hero: radial-gradient(ellipse at top, oklch(0.3 0.15 260 / 0.35), transparent 60%);
  --gradient-accent: linear-gradient(135deg, oklch(0.72 0.18 250), oklch(0.65 0.22 295));
}

* { box-sizing: border-box; margin: 0; padding: 0; border-color: var(--border); }
html { color-scheme: dark; scroll-behavior: smooth; }
body {
  background: var(--background);
  color: var(--foreground);
  font-family: "Roboto", "Geist", "Inter", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
input, textarea { font: inherit; color: inherit; }
ul { list-style: none; }
::selection { background: oklch(0.72 0.18 250 / 0.35); }

/* Layout helpers */
.container { max-width: 1152px; margin: 0 auto; padding: 0 1.5rem; }
.container-sm { max-width: 768px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 7rem 1.5rem; border-top: 1px solid var(--border); }
.section:first-of-type { border-top: 0; }
.eyebrow { font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--accent); }
h1, h2, h3 { letter-spacing: -0.02em; }
.h2 { margin-top: .75rem; font-size: clamp(1.875rem, 4vw, 3rem); font-weight: 600; }
.lead { margin-top: 1rem; color: var(--muted-foreground); max-width: 36rem; }
.text-muted { color: var(--muted-foreground); }
.text-accent { color: var(--accent); }
.text-gradient {
  background: linear-gradient(180deg, oklch(1 0 0), oklch(0.7 0.02 270));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.bg-grid {
  background-image:
    linear-gradient(to right, oklch(1 0 0 / 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, oklch(1 0 0 / 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.glass {
  background: oklch(0.18 0.006 270 / 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid oklch(1 0 0 / 0.06);
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
}
.card-hover { transition: transform .35s ease, border-color .35s ease, background .35s ease; }
.card-hover:hover { transform: translateY(-2px); border-color: oklch(1 0 0 / 0.14); }
.shine { background: linear-gradient(135deg, oklch(1 0 0 / 0.08), oklch(1 0 0 / 0) 40%); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .75rem 1.5rem; border-radius: .85rem; font-weight: 500; transition: opacity .2s, background .2s, color .2s; font-size: .95rem; }
.btn-primary { background: var(--foreground); color: var(--background); }
.btn-primary:hover { opacity: .9; }
.btn-outline { border: 1px solid var(--border); color: var(--foreground); }
.btn-outline:hover { background: var(--secondary); }
.btn-sm { padding: .5rem 1rem; font-size: .85rem; }

/* Header / Nav */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 50; padding: 1rem 1.5rem 0; }
.header-inner { max-width: 1152px; margin: 0 auto; }
.nav-bar { border-radius: 1rem; padding: .75rem 1rem; display: flex; align-items: center; justify-content: space-between; }
.nav-logo img { height: 44px; width: auto; }
.nav-links { display: none; gap: 1.75rem; font-size: .9rem; color: var(--muted-foreground); }
.nav-links a { transition: color .2s; }
.nav-links a:hover, .nav-links a.active { color: var(--foreground); }
.nav-cta { display: none; }
.menu-btn { display: inline-flex; padding: .5rem; }
.menu-mobile { display: none; margin-top: .5rem; padding: 1rem; border-radius: 1rem; flex-direction: column; gap: .75rem; font-size: .9rem; }
.menu-mobile.open { display: flex; }
.menu-mobile a { color: var(--muted-foreground); }

/* Hero */
.hero { position: relative; padding: 11rem 1.5rem 8rem; overflow: hidden; }
.hero .bg-grid, .hero .glow { position: absolute; inset: 0; pointer-events: none; }
.hero .glow { background: var(--gradient-hero); }
.hero-inner { position: relative; max-width: 1024px; margin: 0 auto; text-align: center; }
.badge { display: inline-flex; align-items: center; gap: .5rem; padding: .25rem .75rem; border-radius: 9999px; border: 1px solid var(--border); font-size: .72rem; color: var(--muted-foreground); }
.badge .dot { height: 6px; width: 6px; border-radius: 9999px; background: var(--accent); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1 } 50% { opacity: .4 } }
.h1 { margin-top: 2.5rem; font-size: clamp(3rem, 8vw, 6rem); font-weight: 600; line-height: 1.02; }
.h1 .sub { color: var(--muted-foreground); }
.hero-lead { margin: 2rem auto 0; color: var(--muted-foreground); font-size: 1.1rem; max-width: 36rem; }
.hero-cta { margin-top: 3rem; display: flex; flex-direction: column; gap: .75rem; align-items: center; justify-content: center; }
.hero-stats { margin: 6rem auto 0; max-width: 640px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; text-align: left; }
.stat { padding: 1rem; border-radius: .85rem; }
.stat-v { font-size: 1.5rem; font-weight: 600; }
.stat-k { margin-top: .25rem; font-size: .75rem; color: var(--muted-foreground); }

/* Generic grids */
.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }

/* Service cards */
.svc { position: relative; padding: 1.5rem; overflow: hidden; }
.svc .shine { position: absolute; inset: 0; opacity: .6; pointer-events: none; }
.svc-icon { position: relative; height: 40px; width: 40px; border-radius: .65rem; background: var(--secondary); border: 1px solid var(--border); display: grid; place-items: center; color: var(--accent); }
.svc h3 { position: relative; margin-top: 1.25rem; font-size: 1.1rem; font-weight: 600; }
.svc p { position: relative; margin-top: .5rem; color: var(--muted-foreground); font-size: .9rem; }
.svc .num { position: relative; margin-top: 1.5rem; font-family: ui-monospace, monospace; font-size: .72rem; color: var(--muted-foreground); }

/* Products */
.prod { overflow: hidden; display: block; }
.prod-cover { aspect-ratio: 16/9; position: relative; overflow: hidden; }
.prod-cover .bg-grid { position: absolute; inset: 0; opacity: .3; }
.prod-tag { position: absolute; top: 1rem; left: 1rem; font-family: ui-monospace, monospace; font-size: .72rem; padding: .25rem .5rem; border-radius: .35rem; background: oklch(0.14 0.005 270 / 0.4); border: 1px solid oklch(1 0 0 / 0.1); backdrop-filter: blur(8px); }
.prod-arrow { position: absolute; top: 1rem; right: 1rem; height: 36px; width: 36px; border-radius: .65rem; background: oklch(0.14 0.005 270 / 0.4); border: 1px solid oklch(1 0 0 / 0.1); backdrop-filter: blur(8px); display: grid; place-items: center; transition: background .2s, color .2s; }
.prod:hover .prod-arrow { background: var(--foreground); color: var(--background); }
.prod-body { padding: 1.5rem; }
.prod-body h3 { font-size: 1.25rem; font-weight: 600; }
.prod-body p { margin-top: .5rem; color: var(--muted-foreground); font-size: .9rem; }
.prod-link { margin-top: 1rem; font-family: ui-monospace, monospace; font-size: .72rem; color: var(--muted-foreground); display: inline-flex; align-items: center; gap: .25rem; }

/* Process */
.process { margin-top: 3.5rem; display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--border); border-radius: 1rem; overflow: hidden; border: 1px solid var(--border); }
.proc-step { background: var(--card); padding: 1.5rem; min-height: 180px; display: flex; flex-direction: column; justify-content: space-between; }
.proc-n { font-family: ui-monospace, monospace; font-size: .72rem; color: var(--accent); }
.proc-step h3 { font-weight: 600; }
.proc-step p { margin-top: .5rem; color: var(--muted-foreground); font-size: .9rem; }

/* About */
.about-grid { display: grid; gap: 4rem; align-items: start; }
.about-grid p.lead-lg { color: oklch(0.985 0 0 / 0.9); font-size: 1.1rem; }
.about-grid p { color: var(--muted-foreground); margin-top: 1rem; }
.about-cards { margin-top: 1.5rem; display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.about-cards .card { padding: 1rem; }
.about-cards .k { font-weight: 500; font-size: .9rem; }
.about-cards .v { margin-top: .25rem; color: var(--muted-foreground); font-size: .75rem; }

/* Contact / Forms */
.form-card { padding: 1.5rem; display: grid; grid-template-columns: 1fr; gap: 1rem; }
.field label { font-size: .72rem; color: var(--muted-foreground); }
.field input, .field textarea {
  display: block; margin-top: .5rem; width: 100%;
  background: var(--background); border: 1px solid var(--border);
  border-radius: .85rem; padding: .85rem 1rem; font-size: .9rem; outline: none; resize: none;
}
.field input:focus, .field textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px oklch(0.72 0.18 250 / 0.2); }
.form-foot { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; padding-top: .5rem; }
.col-span-2 { grid-column: span 1; }

/* Aside cards */
.aside-card { padding: 1.5rem; }
.aside-icon { height: 40px; width: 40px; border-radius: .65rem; background: var(--secondary); border: 1px solid var(--border); display: grid; place-items: center; color: var(--accent); }
.aside-card h3 { margin-top: 1rem; font-weight: 600; }
.aside-card p { margin-top: .5rem; font-size: .9rem; color: var(--muted-foreground); }
.wa-card { display: flex; align-items: center; gap: 1rem; padding: 1.5rem; }
.wa-icon { height: 40px; width: 40px; border-radius: .65rem; background: oklch(0.65 0.18 155 / 0.15); border: 1px solid oklch(0.65 0.18 155 / 0.3); color: oklch(0.75 0.18 155); display: grid; place-items: center; }
.socials { margin-top: 1rem; display: flex; gap: .75rem; }
.social { height: 40px; width: 40px; border-radius: .65rem; border: 1px solid var(--border); display: grid; place-items: center; color: var(--muted-foreground); transition: color .2s, background .2s; }
.social:hover { color: var(--foreground); background: var(--secondary); }

/* Page header */
.page-header { position: relative; padding: 10rem 1.5rem 4rem; overflow: hidden; border-bottom: 1px solid var(--border); }
.page-header .bg-grid, .page-header .glow { position: absolute; inset: 0; pointer-events: none; }
.page-header .glow { background: var(--gradient-hero); }
.page-header-inner { position: relative; max-width: 1024px; margin: 0 auto; }
.page-title { margin-top: 1rem; font-size: clamp(2.25rem, 5vw, 3.75rem); font-weight: 600; line-height: 1.05; }
.page-intro { margin-top: 1.5rem; color: var(--muted-foreground); font-size: 1.1rem; max-width: 36rem; }

/* Legal */
.legal { padding: 4rem 1.5rem; }
.legal-inner { max-width: 768px; margin: 0 auto; color: var(--muted-foreground); font-size: 15px; line-height: 1.7; }
.legal-inner > p, .legal-inner > div { margin-bottom: 2rem; }
.legal-inner h2 { color: var(--foreground); font-size: 1.25rem; font-weight: 600; margin-bottom: .75rem; }
.legal-inner ul { list-style: disc; padding-left: 1.25rem; margin-top: .5rem; }
.legal-inner ul li { margin-bottom: .25rem; }
.legal-inner a { color: var(--foreground); text-decoration: underline; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 3.5rem 1.5rem; }
.footer-grid { max-width: 1152px; margin: 0 auto; display: grid; gap: 2.5rem; grid-template-columns: 1fr; }
.footer-brand img { height: 48px; width: auto; }
.footer-brand p { margin-top: 1rem; color: var(--muted-foreground); font-size: .9rem; max-width: 24rem; }
.footer-col h4 { font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--muted-foreground); }
.footer-col ul { margin-top: 1rem; display: flex; flex-direction: column; gap: .5rem; font-size: .9rem; color: var(--muted-foreground); }
.footer-col ul a:hover { color: var(--foreground); }
.footer-bottom { max-width: 1152px; margin: 3rem auto 0; padding-top: 1.5rem; border-top: 1px solid var(--border); display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem; font-size: .75rem; color: var(--muted-foreground); }
.footer-bottom .mono { font-family: ui-monospace, monospace; }

/* Responsive */
@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .menu-btn { display: none; }
  .menu-mobile { display: none !important; }
  .hero-cta { flex-direction: row; }
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(5, 1fr); }
  .about-grid { grid-template-columns: repeat(2, 1fr); }
  .form-card { grid-template-columns: repeat(2, 1fr); }
  .col-span-2 { grid-column: span 2; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
  .contact-grid { grid-template-columns: 3fr 2fr; }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(3, 1fr); }
}
.contact-grid { display: grid; gap: 2rem; grid-template-columns: 1fr; }
.aside-stack { display: flex; flex-direction: column; gap: 1rem; }