@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
  --bg:        #050f14;   /* near-black petrol canvas        */
  --bg-2:      #0a1c24;   /* raised panel                    */
  --bg-3:      #0f2a34;   /* card / hover                    */
  --ink:       #eaf3f2;   /* primary text                    */
  --ink-soft:  #a4bbbf;   /* secondary text (>=4.5:1 on bg)  */
  --ink-faint: #6f888d;   /* tertiary / captions             */
  --line:      rgba(173, 204, 209, 0.14);
  --line-soft: rgba(173, 204, 209, 0.08);

  --lime:      #8dc63f;   /* brand signal                    */
  --lime-br:   #a8e24f;   /* brighter highlight              */
  --teal:      #1f9bb8;   /* secondary accent                */
  --petrol:    #0f4c5c;

  --maxw: 1240px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --radius: 18px;
  --radius-sm: 12px;

  --ease: cubic-bezier(.2, .7, .2, 1);
  --t-fast: .18s;
  --t-med: .32s;

  --shadow: 0 24px 60px -28px rgba(0,0,0,.85);
  --shadow-lime: 0 18px 50px -20px rgba(141,198,63,.35);

  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
::selection { background: var(--lime); color: #08130a; }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: 1.05; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.6rem, 6.2vw, 5.2rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4vw, 3.3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); }
p  { color: var(--ink-soft); }
.lead { font-size: clamp(1.05rem, 1.5vw, 1.3rem); color: var(--ink-soft); max-width: 60ch; }

.kicker {
  font-family: var(--font-display);
  font-size: .8rem; font-weight: 500;
  letter-spacing: .28em; text-transform: uppercase;
  color: var(--lime);
  display: inline-flex; align-items: center; gap: .7rem;
}
.kicker::before { content:""; width: 30px; height: 1px; background: var(--lime); opacity: .7; }
.grad { color: var(--lime); }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(4.5rem, 9vw, 8rem); }
.section-head { max-width: 64ch; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head h2 { margin-top: 1rem; }
.section-head p { margin-top: 1.1rem; }
.center { text-align: center; margin-inline: auto; }

.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .9rem 1.5rem; border-radius: 100px;
  font-family: var(--font-display); font-weight: 500; font-size: .98rem;
  letter-spacing: -.01em;
  border: 1px solid transparent;
  transition: transform var(--t-fast) var(--ease), background var(--t-fast), box-shadow var(--t-med), border-color var(--t-fast);
}
.btn svg { width: 18px; height: 18px; }
.btn-lg { padding: 1.05rem 1.9rem; font-size: 1.05rem; }
.btn-sm { padding: .6rem 1.1rem; font-size: .9rem; }
.btn-primary { background: var(--lime); color: #08130a; box-shadow: var(--shadow-lime); }
.btn-primary:hover { background: var(--lime-br); transform: translateY(-2px); }
.btn-ghost { background: rgba(255,255,255,.04); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: rgba(255,255,255,.09); transform: translateY(-2px); border-color: var(--lime); }
.btn:focus-visible { outline: 3px solid var(--lime-br); outline-offset: 3px; }
.btn .arr { transition: transform var(--t-fast) var(--ease); }
.btn:hover .arr { transform: translateX(4px); }

.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background-color: #0b1926;
  transition: background var(--t-med), backdrop-filter var(--t-med), border-color var(--t-med);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(5, 15, 20, .78);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--line-soft);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: .75rem; }
.nav-logo { display: inline-flex; align-items: center; gap: .6rem; font-family: var(--font-display); font-weight: 700; letter-spacing: .02em; font-size: 1.05rem; }
.nav-logo img { width: 150px; height: auto; }
.nav-logo em { color: var(--lime); font-style: normal; }
.nav-links { list-style: none; display: flex; gap: .1rem; padding: 0; }
.nav-links a {
  display: block; padding: .55rem .65rem; border-radius: 8px;
  font-size: .88rem; color: var(--ink-soft); white-space: nowrap;
  transition: color var(--t-fast), background var(--t-fast);
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); background: rgba(255,255,255,.05); }
.nav-cta { display: flex; align-items: center; gap: .5rem; flex: none; }
.nav-cta .btn { white-space: nowrap; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 10px; padding: .5rem; color: var(--ink); }
.nav-toggle svg { width: 22px; height: 22px; }