:root {
  --yellow: #F9E129;
  --black: #231F20;
  --off-white: #FAFAF8;
  --gray-600: #6B6866;
  --gray-200: #E7E5E2;
  --radius: 18px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif;
  background: var(--off-white);
  color: var(--black);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

.noise {
  position: fixed; inset: 0; pointer-events: none; z-index: 999;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 22px; border-radius: 999px;
  font-weight: 600; font-size: 14.5px;
  transition: transform 0.35s var(--ease), background 0.25s ease, color 0.25s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--black); color: var(--yellow); }
.btn-primary:hover { transform: translateY(-2px); background: #000; }
.btn-ghost { background: transparent; color: var(--black); border: 1.5px solid var(--black); }
.btn-ghost:hover { transform: translateY(-2px); background: var(--black); color: var(--yellow); }
.btn-lg { padding: 15px 30px; font-size: 15.5px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--yellow);
  margin-bottom: 18px;
}
.eyebrow-dark { color: var(--gray-600); }
.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(250, 250, 248, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid rgba(35,31,32,0.06);
}
.nav-inner {
  max-width: 1240px; margin: 0 auto; padding: 14px 28px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand-logo { height: 26px; width: auto; display: block; }
.nav-links { display: flex; gap: 32px; font-size: 14.5px; font-weight: 500; margin-left: auto; margin-right: 24px; }
.nav-links a { opacity: 0.75; transition: opacity 0.2s ease; }
.nav-links a:hover { opacity: 1; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--black); border-radius: 2px; }
.nav-mobile {
  display: none; flex-direction: column; gap: 4px; padding: 8px 28px 20px;
  background: var(--off-white); border-bottom: 1px solid var(--gray-200);
}
.nav-mobile a { padding: 12px 0; font-weight: 500; border-bottom: 1px solid var(--gray-200); }
.nav-mobile .btn { margin-top: 12px; width: fit-content; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  padding: 140px 28px 100px;
  overflow: hidden;
  background: var(--off-white);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(35,31,32,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(35,31,32,0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, black, transparent);
}
.hero-inner { position: relative; max-width: 780px; margin: 0 auto; text-align: center; z-index: 2; }
.hero-title {
  font-size: clamp(2.6rem, 6.5vw, 5rem);
  font-weight: 800; letter-spacing: -0.03em; line-height: 1.03;
  margin-bottom: 26px;
}
.highlight { color: var(--black); position: relative; }
.highlight::after {
  content: ""; position: absolute; left: -2%; right: -2%; bottom: 6%; height: 0.32em;
  background: var(--yellow); z-index: -1; transform: skewX(-8deg);
}
.hero-sub {
  font-size: 18px; color: var(--gray-600); max-width: 580px; margin: 0 auto 40px;
}
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.hero-visual { position: absolute; right: -120px; top: 50%; transform: translateY(-50%); z-index: 1; opacity: 0.9; }
.drone-svg { width: 480px; height: 480px; }
.ring { fill: none; stroke: var(--black); stroke-opacity: 0.08; }
.ring-1 { animation: spin 40s linear infinite; }
.ring-2 { animation: spin 30s linear infinite reverse; stroke-opacity: 0.14; }
.ring-fill { fill: var(--yellow); opacity: 0.9; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 900px) { .hero-visual { display: none; } }

/* ---------- Marquee ---------- */
.marquee-wrap { background: var(--black); padding: 16px 0; overflow: hidden; }
.marquee-track {
  display: flex; gap: 20px; white-space: nowrap; width: max-content;
  font-size: 13px; font-weight: 700; letter-spacing: 0.12em; color: var(--yellow);
  animation: scroll 28s linear infinite;
}
@keyframes scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.section { padding: 110px 28px; max-width: 1240px; margin: 0 auto; }
.section-dark { max-width: 100%; background: var(--black); color: var(--off-white); border-radius: 32px; margin: 0 20px; width: auto; padding: 100px 40px; }
.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-title { font-size: clamp(1.9rem, 3.6vw, 2.75rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; }
.section-title.light { color: var(--off-white); }

/* ---------- Bento cards ---------- */
.bento {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.card {
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius);
  padding: 32px; transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: 0 24px 48px -20px rgba(35,31,32,0.18); border-color: transparent; }
.card-lg { grid-column: span 2; }
.card-full {
  grid-column: 1 / -1;
  display: flex; align-items: center; gap: 28px; padding: 30px 36px;
}
.card-full .card-icon { margin-bottom: 0; flex-shrink: 0; }
.card-full h3 { margin-bottom: 4px; }
.card-full p { max-width: 560px; }
.card-dark { background: var(--black); color: var(--off-white); border-color: var(--black); }
.card-icon {
  width: 46px; height: 46px; border-radius: 12px; background: var(--yellow);
  display: flex; align-items: center; justify-content: center; margin-bottom: 22px;
  color: var(--black);
}
.card-dark .card-icon { background: var(--yellow); color: var(--black); }
.card-icon svg { width: 22px; height: 22px; }
.card h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.01em; }
.card p { font-size: 14.5px; color: var(--gray-600); line-height: 1.55; }
.card-dark p { color: rgba(250,250,248,0.68); }

@media (max-width: 860px) {
  .bento { grid-template-columns: 1fr; }
  .card-lg { grid-column: span 1; }
  .card-full { flex-direction: column; align-items: flex-start; }
}

/* ---------- Products ---------- */
.products { display: flex; flex-direction: column; gap: 100px; }
.product-block {
  display: flex; align-items: center; gap: 64px;
}
.product-block.reverse { flex-direction: row-reverse; }
.product-media { flex: 1 1 0; min-width: 0; }
.product-content { flex: 1 1 0; min-width: 0; }

.media-video {
  aspect-ratio: 16 / 9; border-radius: var(--radius);
  border: 1.5px dashed rgba(35,31,32,0.22);
  background: repeating-linear-gradient(135deg, rgba(35,31,32,0.03) 0 2px, transparent 2px 12px), var(--off-white);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  color: var(--gray-600);
}
.media-video svg { color: var(--black); opacity: 0.35; }
.media-video span { font-size: 13px; font-weight: 500; }

.media-images { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.media-image {
  aspect-ratio: 4 / 3; border-radius: 14px;
  border: 1.5px dashed rgba(35,31,32,0.22);
  background: repeating-linear-gradient(135deg, rgba(35,31,32,0.03) 0 2px, transparent 2px 12px), var(--off-white);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  color: var(--gray-600); font-size: 12.5px; font-weight: 500;
}
.media-image svg { color: var(--black); opacity: 0.32; }

.media-video.is-filled {
  border-style: solid; border-color: rgba(35,31,32,0.1);
  background: var(--black); overflow: hidden;
  width: 100%; object-fit: cover; display: block;
}
.media-image.is-filled {
  border-style: solid; border-color: rgba(35,31,32,0.1);
  background: var(--black); overflow: hidden; padding: 0;
}
.media-image.is-filled img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}

.product-badge {
  font-size: 12.5px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--gray-600); margin-bottom: 14px;
}
.product-name { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 6px; }
.product-tagline { font-size: 16px; font-weight: 600; color: var(--black); background: var(--yellow); display: inline-block; padding: 3px 10px; border-radius: 6px; margin-bottom: 20px; }
.product-desc { font-size: 15.5px; color: var(--gray-600); line-height: 1.65; margin-bottom: 22px; max-width: 480px; }
.engine-callout {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--black); border-radius: 14px; padding: 22px 24px;
  margin-bottom: 26px; border: 1px solid rgba(249,225,41,0.25);
}
.engine-icon {
  flex-shrink: 0; width: 40px; height: 40px; border-radius: 10px;
  background: var(--yellow); color: var(--black);
  display: flex; align-items: center; justify-content: center;
}
.engine-label { font-size: 11.5px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--yellow); margin-bottom: 4px; }
.engine-name { font-size: 17px; font-weight: 700; color: var(--off-white); margin-bottom: 8px; letter-spacing: -0.01em; }
.engine-tag {
  font-size: 11px; font-weight: 700; color: var(--black); background: var(--yellow);
  padding: 2px 7px; border-radius: 5px; margin-left: 8px; letter-spacing: 0.02em; vertical-align: 2px;
}
.engine-desc { font-size: 13.5px; color: rgba(250,250,248,0.68); line-height: 1.55; }
.engine-desc em { color: var(--yellow); font-style: normal; font-weight: 600; }

.product-features { list-style: none; margin-bottom: 30px; display: flex; flex-direction: column; gap: 10px; }
.product-features li {
  position: relative; padding-left: 26px; font-size: 14.5px; color: var(--black); line-height: 1.5;
}
.product-features li::before {
  content: ""; position: absolute; left: 0; top: 6px; width: 15px; height: 15px; border-radius: 4px;
  background: var(--yellow);
}
.product-features li::after {
  content: ""; position: absolute; left: 4.5px; top: 9px; width: 6px; height: 3.5px;
  border-left: 2px solid var(--black); border-bottom: 2px solid var(--black); transform: rotate(-45deg);
}

@media (max-width: 900px) {
  .product-block, .product-block.reverse { flex-direction: column; align-items: stretch; gap: 32px; }
}

/* ---------- Stats ---------- */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
  max-width: 1000px; margin: 0 auto;
}
.stat { text-align: center; }
.stat-num { display: block; font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; color: var(--yellow); letter-spacing: -0.02em; }
.stat-label { display: block; margin-top: 10px; font-size: 13.5px; color: rgba(250,250,248,0.65); line-height: 1.4; }
@media (max-width: 760px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Process ---------- */
.process { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.process-step {
  border-top: 2px solid var(--black); padding-top: 22px;
}
.process-num { font-size: 13px; font-weight: 700; color: var(--yellow); background: var(--black); padding: 4px 10px; border-radius: 999px; display: inline-block; margin-bottom: 18px; }
.process-step h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.01em; }
.process-step p { color: var(--gray-600); font-size: 14.5px; }
@media (max-width: 800px) { .process { grid-template-columns: 1fr; } }

/* ---------- CTA ---------- */
.cta { padding: 60px 28px 130px; }
.cta-inner {
  max-width: 720px; margin: 0 auto; text-align: center;
  background: var(--yellow); border-radius: 28px; padding: 70px 40px;
}
.cta h2 { font-size: clamp(1.8rem, 3.6vw, 2.5rem); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 14px; }
.cta p { color: rgba(35,31,32,0.75); margin-bottom: 34px; font-size: 15.5px; }
.cta-form { display: flex; gap: 10px; max-width: 440px; margin: 0 auto; flex-wrap: wrap; justify-content: center; }
.cta-form input {
  flex: 1; min-width: 220px; padding: 14px 18px; border-radius: 999px; border: 1.5px solid rgba(35,31,32,0.2);
  background: rgba(255,255,255,0.6); font-size: 14.5px; outline: none;
}
.cta-form input:focus { border-color: var(--black); background: #fff; }
.cta-form .btn { flex-shrink: 0; }

/* ---------- Footer ---------- */
.footer { background: var(--black); color: var(--off-white); padding: 70px 28px 26px; }
.footer-inner {
  max-width: 1240px; margin: 0 auto; display: flex; justify-content: space-between;
  gap: 60px; flex-wrap: wrap; padding-bottom: 50px; border-bottom: 1px solid rgba(250,250,248,0.12);
}
.footer-logo { height: 22px; margin-bottom: 14px; filter: brightness(0) invert(1); }
.footer-brand p { font-size: 13.5px; color: rgba(250,250,248,0.55); max-width: 260px; }
.footer-cols { display: flex; gap: 60px; flex-wrap: wrap; }
.footer-cols h4 { font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--yellow); margin-bottom: 16px; }
.footer-cols a { display: block; font-size: 14px; color: rgba(250,250,248,0.7); margin-bottom: 11px; transition: color 0.2s ease; }
.footer-cols a:hover { color: var(--yellow); }
.footer-bottom { max-width: 1240px; margin: 0 auto; padding-top: 22px; font-size: 13px; color: rgba(250,250,248,0.45); }

/* ---------- Responsive nav ---------- */
@media (max-width: 860px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .nav-mobile.open { display: flex; }
  .section-dark { margin: 0 12px; padding: 70px 24px; border-radius: 24px; }
}