:root {
  --ink: #0b0d0a;
  --ink-2: #11140f;
  --ink-3: #1b2019;
  --paper: #f4f0e6;
  --paper-2: #e9e2d5;
  --orange: #ff5a1f;
  --orange-dark: #d8410c;
  --white: #ffffff;
  --muted: #77746b;
  --line: rgba(15,17,14,.15);
  --line-dark: rgba(255,255,255,.13);
  --max: 1220px;
  --shadow: 0 30px 80px rgba(0,0,0,.18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Arial, Helvetica, sans-serif; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img, video { max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
::selection { background: var(--orange); color: white; }
.skip-link { position: fixed; left: 12px; top: -60px; z-index: 999; padding: 12px 16px; background: white; color: black; }
.skip-link:focus { top: 12px; }

.site-header { position: absolute; z-index: 50; top: 0; left: 50%; transform: translateX(-50%); width: min(var(--max), calc(100% - 48px)); min-height: 96px; display: flex; align-items: center; justify-content: space-between; gap: 28px; border-bottom: 1px solid rgba(255,255,255,.15); color: white; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.brand img { width: 74px; height: auto; display: block; object-fit: contain; }
.brand-copy { display: grid; gap: 1px; text-transform: uppercase; letter-spacing: .14em; font-size: 14px; line-height: 1.05; }
.brand-copy strong { font-weight: 500; }
.brand-copy span { font-weight: 500; }
.site-header nav { display: flex; gap: 28px; align-items: center; font-size: 13px; color: #c9ccc4; }
.site-header nav a { position: relative; padding: 37px 0; }
.site-header nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 24px; height: 2px; background: var(--orange); transition: right .25s ease; }
.site-header nav a:hover { color: white; }
.site-header nav a:hover::after { right: 0; }
.header-call { padding: 12px 0; font-weight: 900; font-size: 14px; letter-spacing: .035em; }

.section-dark { color: white; background: var(--ink); }
.hero { position: relative; min-height: 100svh; padding: 150px 24px 92px; display: flex; align-items: center; overflow: hidden; background:
  linear-gradient(90deg, rgba(255,255,255,.032) 1px, transparent 1px) 0 0 / 58px 58px,
  linear-gradient(rgba(255,255,255,.032) 1px, transparent 1px) 0 0 / 58px 58px,
  radial-gradient(circle at 75% 35%, #2a3027 0%, #111510 37%, #090b08 74%); }
.hero::before { content: ""; position: absolute; width: 44vw; height: 44vw; min-width: 420px; min-height: 420px; border-radius: 50%; right: -12vw; top: -12vw; background: radial-gradient(circle, rgba(255,90,31,.15), transparent 68%); filter: blur(20px); pointer-events: none; }
.hero-grid { position: relative; z-index: 2; width: min(var(--max), 100%); margin: auto; display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(440px, .98fr); gap: clamp(48px, 6vw, 88px); align-items: center; }
.eyebrow { margin: 0 0 22px; display: flex; align-items: center; gap: 11px; color: #b9bdb4; font-size: 11px; font-weight: 900; letter-spacing: .19em; text-transform: uppercase; }
.eyebrow span { width: 30px; height: 2px; flex: 0 0 30px; background: var(--orange); }
.eyebrow.dark { color: var(--muted); }
.hero h1 { margin: 0; max-width: 760px; font-size: clamp(58px, 7.1vw, 106px); line-height: .88; letter-spacing: -.075em; font-weight: 900; }
.hero-line, .hero-accent { display: block; }
.hero-accent { color: var(--orange); margin-top: .08em; }
.hero-intro { max-width: 650px; margin: 30px 0 0; color: #c4c7bf; font-size: clamp(16px, 1.6vw, 19px); line-height: 1.65; }
.hero-actions, .border-actions, .contact-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 36px; }
.button { min-height: 56px; padding: 0 24px; display: inline-flex; justify-content: center; align-items: center; gap: 18px; border: 1px solid transparent; font-size: 13px; font-weight: 900; letter-spacing: .01em; transition: transform .22s ease, background .22s ease, border-color .22s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--orange); color: white; box-shadow: 0 12px 40px rgba(255,90,31,.16); }
.button-primary:hover { background: var(--orange-dark); }
.button-ghost { color: white; border-color: rgba(255,255,255,.25); background: rgba(255,255,255,.02); }
.button-ghost:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.42); }
.button-dark { background: var(--ink); color: white; }
.button-dark:hover { background: #252922; }
.text-link { font-weight: 900; font-size: 13px; border-bottom: 1px solid var(--orange); padding-bottom: 5px; }
.hero-proof { margin-top: 42px; padding-top: 22px; display: flex; flex-wrap: wrap; gap: 12px 28px; border-top: 1px solid rgba(255,255,255,.12); color: #9da198; font-size: 11px; letter-spacing: .07em; text-transform: uppercase; }
.hero-proof b { color: white; }

.hero-media { position: relative; }
.hero-video-shell { --rx: 0deg; --ry: 0deg; position: relative; aspect-ratio: 4 / 3; border: 1px solid rgba(255,255,255,.15); background: #141712; box-shadow: 22px 22px 0 var(--orange), var(--shadow); overflow: hidden; transform: perspective(1000px) rotateX(var(--rx)) rotateY(var(--ry)); transition: transform .16s ease-out; }
.hero-video-shell::after { content: ""; position: absolute; inset: 0; border: 1px solid rgba(255,255,255,.09); pointer-events: none; }
.hero-video { width: 100%; height: 100%; display: block; object-fit: cover; filter: saturate(.8) contrast(1.04); transform: scale(1.02); }
.hero-video-vignette { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(6,8,6,.86)); pointer-events: none; }
.hero-media-tag { position: absolute; left: 22px; bottom: 54px; padding: 12px 14px 13px; background: rgba(8,10,8,.82); border-left: 3px solid var(--orange); backdrop-filter: blur(7px); }
.hero-media-tag small { display: block; color: #c5c8c1; font-size: 10px; letter-spacing: .12em; }
.hero-media-tag strong { display: block; margin-top: 4px; font-size: clamp(28px, 3.4vw, 44px); line-height: .92; letter-spacing: -.05em; }
.hero-media-caption { position: absolute; left: 24px; right: 24px; bottom: 19px; color: rgba(255,255,255,.68); font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.engineering-note { margin-top: 34px; display: flex; align-items: center; gap: 9px; color: #8e9388; font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 0 rgba(255,90,31,.7); animation: pulse 2s infinite; }