:root {
  --obsidian: #07070a;
  --obsidian-2: #0c0c11;
  --panel: #101017;
  --hairline: rgba(200, 162, 76, 0.18);
  --gold: #c8a24c;
  --gold-bright: #e6c879;
  --gold-deep: #9c7a2f;
  --ink: #edeae3;
  --muted: #908b81;
  --muted-2: #6a655d;
  --maxw: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--obsidian);
  color: var(--ink);
  font-family: "Nunito Sans", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: "Manrope", sans-serif; font-weight: 700; letter-spacing: -0.02em; line-height: 1.08; margin: 0; }

.eyebrow {
  font-family: "Manrope", sans-serif;
  font-size: 0.74rem; font-weight: 600;
  letter-spacing: 0.32em; text-transform: uppercase;
  color: var(--gold); display: block; margin-bottom: 1.1rem;
}

/* ---------- HEADER ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.4rem clamp(1.2rem, 4vw, 3rem);
  transition: padding .4s var(--ease), background .4s var(--ease), border-color .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  padding-top: .85rem; padding-bottom: .85rem;
  background: rgba(7,7,10,0.78); backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--hairline);
}
.brand { display: flex; align-items: center; gap: .7rem; }
.brand-mark { width: 34px; height: 34px; object-fit: contain; }
.brand-word {
  font-family: "Manrope", sans-serif; font-weight: 700; font-size: .95rem;
  letter-spacing: 0.18em; text-transform: uppercase; line-height: 1; color: var(--ink);
  display: flex; flex-direction: column; gap: 3px;
}
.brand-sub { font-size: .58rem; letter-spacing: 0.42em; color: var(--gold); font-weight: 600; }
.nav { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2.3rem); }
.nav a {
  font-family: "Manrope", sans-serif; font-size: .82rem; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted);
  transition: color .25s var(--ease); position: relative;
}
.nav a:hover { color: var(--ink); }
.nav-cta {
  color: var(--obsidian) !important; background: var(--gold);
  padding: .55rem 1.1rem; border-radius: 2px; transition: background .25s var(--ease);
}
.nav-cta:hover { background: var(--gold-bright); }
.nav-toggle { display: none; }

/* ---------- HERO ---------- */
.hero {
  position: relative; height: 100svh; min-height: 540px;
  display: flex; align-items: center; justify-content: center;
  padding: 0; overflow: hidden;
}
.hero-glow {
  position: absolute; top: 46%; left: 50%; transform: translate(-50%, -50%);
  width: min(150vw, 1500px); height: min(150vw, 1500px);
  background: radial-gradient(circle, rgba(200,162,76,0.20) 0%, rgba(200,162,76,0.06) 36%, transparent 64%);
  filter: blur(30px); z-index: 0; pointer-events: none;
  animation: glowPulse 7s ease-in-out infinite;
}
@keyframes glowPulse { 0%,100%{opacity:.8;transform:translate(-50%,-50%) scale(1)} 50%{opacity:1;transform:translate(-50%,-50%) scale(1.05)} }
.hero-mark {
  position: relative; z-index: 1;
  height: 100%; width: 100%; object-fit: contain; object-position: center;
  filter: drop-shadow(0 0 80px rgba(200,162,76,0.28));
}
.scroll-hint {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  z-index: 2; color: var(--gold); font-size: 1.5rem;
  animation: bob 2.4s var(--ease) infinite;
}
@keyframes bob { 0%,100%{transform:translate(-50%,0);opacity:.5} 50%{transform:translate(-50%,8px);opacity:1} }

/* ---------- VISION ---------- */
.vision {
  max-width: 880px; margin: 0 auto; text-align: center;
  padding: clamp(4.5rem, 10vw, 8rem) clamp(1.2rem, 5vw, 2rem) clamp(2rem, 5vw, 3.5rem);
}
.vision-lede {
  font-family: "Manrope", sans-serif; font-weight: 500;
  font-size: clamp(1.25rem, 2.6vw, 1.9rem); line-height: 1.4; color: var(--ink);
  margin: 0; letter-spacing: -0.01em;
}
.vision-lede::after { content: ""; display: block; width: 56px; height: 1px; background: var(--gold); margin: 2rem auto 0; }

/* ---------- BUTTONS ---------- */
.btn {
  font-family: "Manrope", sans-serif; font-weight: 600; font-size: .82rem;
  letter-spacing: 0.14em; text-transform: uppercase;
  padding: .95rem 1.8rem; border-radius: 2px; display: inline-block;
  transition: transform .3s var(--ease), background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.btn-gold { background: var(--gold); color: var(--obsidian); }
.btn-gold:hover { background: var(--gold-bright); transform: translateY(-2px); }
.btn-ghost { border: 1px solid var(--hairline); color: var(--ink); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-bright); transform: translateY(-2px); }

/* ---------- DIVISIONS ---------- */
.divisions {
  max-width: var(--maxw); margin: 0 auto; padding: 1rem clamp(1.2rem, 5vw, 2rem) 5rem;
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem;
}
.division-card {
  position: relative; padding: 2.6rem 2.2rem; border: 1px solid var(--hairline);
  background: linear-gradient(160deg, var(--panel), var(--obsidian-2));
  border-radius: 4px; overflow: hidden; transition: border-color .4s var(--ease), transform .4s var(--ease);
}
.division-card:hover { border-color: var(--gold); transform: translateY(-4px); }
.division-index {
  font-family: "Manrope", sans-serif; font-size: 3.4rem; font-weight: 800;
  color: transparent; -webkit-text-stroke: 1px var(--gold-deep); display: block; line-height: 1; margin-bottom: 1.2rem;
}
.division-card h2 { font-size: 1.9rem; margin-bottom: .7rem; }
.division-card p { color: var(--muted); margin: 0 0 1.4rem; }
.link-arrow { color: var(--gold); font-family: "Manrope", sans-serif; font-weight: 600; font-size: .85rem; letter-spacing: .06em; }
.link-arrow:hover { color: var(--gold-bright); }

/* ---------- SECTIONS ---------- */
.section { max-width: var(--maxw); margin: 0 auto; padding: clamp(4rem, 9vw, 7.5rem) clamp(1.2rem, 5vw, 2rem); }
.section-head { max-width: 720px; margin-bottom: 3.2rem; }
.section-title { font-size: clamp(1.9rem, 4.4vw, 3.1rem); }
.section-hardware, .section-about, .section-contact { position: relative; }
.section-hardware::before, .section-about::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--hairline), transparent);
}

/* ---------- SOFTWARE ---------- */
.product-list { display: flex; flex-direction: column; }
.product {
  display: grid; grid-template-columns: 280px 1fr; gap: 2.5rem;
  padding: 2.4rem 0; border-top: 1px solid var(--hairline);
  transition: background .3s var(--ease);
}
.product:last-child { border-bottom: 1px solid var(--hairline); }
.product-meta { display: flex; flex-direction: column; gap: .9rem; }
.product-meta h3 { font-size: 1.7rem; }
.product-body p { color: var(--muted); margin: 0; max-width: 60ch; font-size: 1.05rem; }
.product-body .link-arrow { display: inline-block; margin-top: .95rem; }
.status {
  font-family: "Manrope", sans-serif; font-size: .66rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase; padding: .32rem .7rem;
  border-radius: 2px; width: fit-content; border: 1px solid;
}
.status-live { color: #7fd6a0; border-color: rgba(127,214,160,0.4); }
.status-dev { color: var(--gold-bright); border-color: var(--hairline); }
.status-research { color: var(--muted); border-color: rgba(144,139,129,0.3); }

/* ---------- HARDWARE SHOWCASE ---------- */
.showcase { display: flex; flex-direction: column; gap: clamp(3.5rem, 7vw, 6rem); }
.showcase-item {
  display: grid; grid-template-columns: 1.08fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center;
}
.showcase-item.reverse { direction: rtl; }
.showcase-item.reverse > * { direction: ltr; }
.showcase-figure {
  margin: 0; border-radius: 8px; overflow: hidden; border: 1px solid var(--hairline);
  background: var(--obsidian-2);
}
.showcase-figure img { width: 100%; display: block; aspect-ratio: 1 / 1; object-fit: cover; transition: transform 1.4s var(--ease); }
.showcase-figure:hover img { transform: scale(1.04); }
.product-name {
  font-family: "Manrope", sans-serif; font-weight: 800; letter-spacing: 0.06em;
  font-size: clamp(2rem, 4.2vw, 3rem); color: var(--gold);
  background: linear-gradient(180deg, var(--gold-bright), var(--gold-deep));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  display: block; line-height: 1;
}
.showcase-copy h3 {
  font-family: "Manrope", sans-serif; font-weight: 500; font-size: clamp(1rem, 2vw, 1.3rem);
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--muted);
  margin: .7rem 0 1.4rem;
}
.showcase-copy p { color: var(--muted); font-size: 1.08rem; margin: 0; max-width: 46ch; }
.showcase-copy .btn { margin-top: 1.7rem; }

/* ---------- ABOUT ---------- */
.about-grid { display: grid; grid-template-columns: 0.8fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.about-figure { margin: 0; border-radius: 6px; overflow: hidden; border: 1px solid var(--hairline); filter: grayscale(0.2) contrast(1.05); }
.about-copy p { color: var(--muted); }
.about-name {
  font-family: "Manrope", sans-serif; color: var(--ink) !important; font-weight: 700;
  font-size: 1.05rem; margin-top: 1.8rem; display: flex; flex-direction: column;
}
.about-name span { color: var(--gold); font-weight: 500; font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; margin-top: .3rem; }

/* ---------- CONTACT ---------- */
.section-contact { text-align: center; }
.contact-title { font-size: clamp(1.8rem, 4.6vw, 3rem); margin-bottom: 1.8rem; }
.contact-email {
  font-family: "Manrope", sans-serif; font-size: clamp(1rem, 2.4vw, 1.5rem); font-weight: 600;
  color: var(--gold); border-bottom: 1px solid var(--hairline); padding-bottom: .3rem; transition: color .3s var(--ease), border-color .3s var(--ease);
}
.contact-email:hover { color: var(--gold-bright); border-color: var(--gold); }

/* ---------- FOOTER ---------- */
.site-footer {
  border-top: 1px solid var(--hairline); padding: 2.6rem clamp(1.2rem, 5vw, 2rem);
  display: flex; align-items: center; justify-content: center; gap: 1rem; flex-wrap: wrap; text-align: center;
}
.footer-mark { width: 30px; opacity: .8; }
.site-footer p { color: var(--muted-2); font-size: .82rem; margin: 0; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 820px) {
  .nav-toggle {
    display: flex; flex-direction: column; gap: 6px; background: none; border: 0; cursor: pointer; padding: 6px; z-index: 60;
  }
  .nav-toggle span { width: 26px; height: 2px; background: var(--ink); transition: transform .3s var(--ease), opacity .3s var(--ease); }
  .nav-toggle.is-open span:first-child { transform: translateY(4px) rotate(45deg); }
  .nav-toggle.is-open span:last-child { transform: translateY(-4px) rotate(-45deg); }
  .nav {
    position: fixed; inset: 0; flex-direction: column; justify-content: center; gap: 2rem;
    background: rgba(7,7,10,0.97); backdrop-filter: blur(10px);
    transform: translateY(-100%); transition: transform .45s var(--ease); pointer-events: none;
  }
  .nav.open { transform: translateY(0); pointer-events: auto; }
  .nav a { font-size: 1.1rem; }
  .divisions { grid-template-columns: 1fr; }
  .product { grid-template-columns: 1fr; gap: 1rem; }
  .showcase-item, .showcase-item.reverse { grid-template-columns: 1fr; direction: ltr; gap: 1.6rem; }
  .about-grid { grid-template-columns: 1fr; }
  .about-figure { max-width: 360px; }
}