:root {
  --white: #ffffff;
  --black: #0e0e0e;
  --lime: #c9f245;
  --gray: #6b6b6b;
  --gray-light: #a3a3a3;
  --line: #e8e8e8;
  --line-dark: #262626;
  --r: 16px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: "Inter", Helvetica, sans-serif; background: var(--white); color: var(--black); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
::selection { background: var(--lime); color: var(--black); }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
h1, h2, h3 { font-family: "Inter Tight", "Inter", sans-serif; font-weight: 600; letter-spacing: -0.03em; line-height: 1.05; }
.hl { background: var(--lime); padding: 0 10px; border-radius: 8px; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.kicker { display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--gray); margin-bottom: 18px; }
.kicker.on-dark { color: var(--gray-light); }
.kicker::before { content: "\25CF"; color: var(--lime); margin-right: 8px; font-size: 9px; vertical-align: 2px; }
section { padding: 110px 0; }

/* buttons */
.btn { display: inline-flex; align-items: center; gap: 10px; font-family: "Inter", sans-serif; font-size: 15px; font-weight: 600; padding: 14px 26px; border-radius: 100px; background: var(--black); color: var(--white); border: 1.5px solid var(--black); transition: all 0.18s; cursor: pointer; }
.btn:hover { background: var(--lime); color: var(--black); border-color: var(--lime); }
.btn.lime { background: var(--lime); color: var(--black); border-color: var(--lime); }
.btn.lime:hover { background: var(--black); color: var(--white); border-color: var(--black); }
.btn.ghost { background: transparent; color: var(--black); }
.btn.ghost:hover { background: var(--black); color: var(--white); }
.btn.on-dark { background: var(--white); color: var(--black); border-color: var(--white); }
.btn.on-dark:hover { background: var(--lime); border-color: var(--lime); }

/* nav */
nav { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.9); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.logo { font-family: "Inter Tight", sans-serif; font-size: 22px; font-weight: 700; letter-spacing: -0.04em; }
.logo .dot { color: var(--lime); }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links > a:not(.btn) { font-size: 14.5px; font-weight: 500; color: var(--gray); }
.nav-links > a:not(.btn):hover { color: var(--black); }
.nav-links > a.current { color: var(--black); }
.nav-links .btn { padding: 10px 20px; font-size: 14px; }

/* page hero (interior pages) */
.page-hero { padding: 84px 0 20px; }
.page-hero .eyebrow { margin-bottom: 20px; }
.page-hero h1 { font-size: clamp(40px, 6vw, 82px); max-width: 900px; }
.page-hero .lead { font-size: clamp(17px, 2vw, 21px); color: var(--gray); max-width: 640px; margin-top: 26px; }
.crumb { font-size: 13.5px; color: var(--gray-light); margin-bottom: 26px; }
.crumb a:hover { color: var(--black); }

/* platforms strip */
.platforms { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fafaf8; padding: 40px 0; }
.platforms .lbl { text-align: center; font-size: 12.5px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gray); margin-bottom: 26px; }
.plat-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 40px; }
.plat-row img { height: 26px; width: auto; opacity: 0.7; filter: grayscale(1); transition: opacity 0.2s; }
.plat-row img:hover { opacity: 1; }
.platforms.on-dark { background: transparent; border-color: var(--line-dark); }
.platforms.on-dark .lbl { color: var(--gray-light); }

/* case study grid */
.cases h2 { font-size: clamp(34px, 4.6vw, 60px); }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 56px; }
.case { border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: var(--white); transition: transform 0.2s, border-color 0.2s; }
.case:hover { transform: translateY(-4px); border-color: var(--lime); }
.case .art { aspect-ratio: 1 / 1; background: #111; position: relative; overflow: hidden; }
.case .art img { width: 100%; height: 100%; object-fit: cover; }
.case .art .badge { position: absolute; top: 14px; left: 14px; background: rgba(14,14,14,0.82); color: var(--white); font-size: 11.5px; font-weight: 600; letter-spacing: 0.04em; padding: 5px 12px; border-radius: 100px; backdrop-filter: blur(4px); }
.case .meta { padding: 22px 22px 26px; }
.case .with { font-size: 12.5px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--gray); }
.case h3 { font-size: 21px; margin: 8px 0 8px; }
.case p { font-size: 14px; color: var(--gray); }

/* stat band */
.statband { background: var(--black); color: var(--white); }
.statband h2 { font-size: clamp(32px, 4vw, 52px); max-width: 640px; }
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 52px; }
.stat { border: 1px solid var(--line-dark); border-radius: var(--r); padding: 36px 32px; }
.stat .n { font-family: "Inter Tight", sans-serif; font-size: clamp(40px, 4.2vw, 60px); font-weight: 700; letter-spacing: -0.03em; line-height: 1; color: var(--lime); }
.stat .l { font-size: 14.5px; color: var(--gray-light); margin-top: 12px; }

/* product page */
.prod-hero { padding: 70px 0 0; }
.prod-hero .grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.tier-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; border: 1.5px solid var(--black); border-radius: 100px; padding: 6px 16px; margin-bottom: 22px; }
.prod-hero h1 { font-size: clamp(38px, 5vw, 68px); }
.prod-hero .price { font-family: "Inter Tight", sans-serif; font-size: 40px; font-weight: 700; letter-spacing: -0.03em; margin: 22px 0 8px; }
.prod-hero .price small { font-size: 16px; font-weight: 500; color: var(--gray); letter-spacing: 0; }
.prod-hero .lead { font-size: 17.5px; color: var(--gray); margin: 18px 0 32px; max-width: 520px; }
.prod-visual { border-radius: var(--r); min-height: 420px; background: #111; position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.prod-visual .cap { color: var(--gray-light); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 600; text-align: center; padding: 0 24px; }
.prod-visual.lime { background: var(--lime); }
.prod-visual.lime .cap { color: #4a5a12; }

/* includes list */
.includes h2 { font-size: clamp(30px, 3.8vw, 48px); max-width: 640px; }
.inc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 48px; }
.inc { border: 1px solid var(--line); border-radius: var(--r); padding: 32px 30px; background: var(--white); }
.inc .ic { width: 40px; height: 40px; border-radius: 10px; background: var(--lime); display: flex; align-items: center; justify-content: center; font-size: 19px; margin-bottom: 16px; }
.inc h3 { font-size: 20px; margin-bottom: 8px; }
.inc p { font-size: 14.5px; color: var(--gray); }

/* roadmap */
.roadmap { background: #fafaf8; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.roadmap h2 { font-size: clamp(30px, 3.8vw, 48px); }
.road-steps { margin-top: 52px; display: grid; gap: 14px; }
.road-step { display: grid; grid-template-columns: 64px 1fr; gap: 22px; align-items: start; background: var(--white); border: 1px solid var(--line); border-radius: var(--r); padding: 26px 28px; }
.road-step .no { font-family: "Inter Tight", sans-serif; font-size: 26px; font-weight: 700; color: var(--lime); background: var(--black); border-radius: 12px; width: 56px; height: 56px; display: flex; align-items: center; justify-content: center; }
.road-step h3 { font-size: 19px; margin-bottom: 6px; }
.road-step p { font-size: 14.5px; color: var(--gray); }

/* callout / enterprise */
.callout { background: var(--black); color: var(--white); }
.callout .box { border: 1px solid var(--line-dark); border-radius: var(--r); padding: 52px 48px; }
.callout h2 { font-size: clamp(28px, 3.6vw, 46px); max-width: 720px; }
.callout p { color: var(--gray-light); font-size: 17px; margin-top: 18px; max-width: 640px; }
.callout .facts { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.callout .fact { font-size: 13.5px; font-weight: 600; border: 1.5px solid var(--gray); border-radius: 100px; padding: 7px 16px; color: var(--white); }

/* mini cta */
.cta { text-align: center; padding: 120px 0; }
.cta h2 { font-size: clamp(40px, 6vw, 80px); }
.cta p { font-size: 18px; color: var(--gray); margin: 22px auto 36px; max-width: 480px; }
.cta.on-dark { background: var(--black); color: var(--white); }
.cta.on-dark p { color: var(--gray-light); }

/* footer */
footer { background: var(--black); color: var(--white); border-top: 1px solid var(--line-dark); padding: 64px 0 32px; }
.f-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 52px; }
.f-grid h4 { font-size: 12.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gray); margin-bottom: 16px; font-weight: 600; }
.f-grid a { display: block; padding: 4px 0; font-size: 15px; color: #cfcfcf; }
.f-grid a:hover { color: var(--lime); }
.f-bottom { border-top: 1px solid var(--line-dark); padding-top: 26px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13.5px; color: var(--gray); }

/* reveal */
.rv { opacity: 0; transform: translateY(22px); transition: opacity 0.6s, transform 0.6s; }
.rv.in { opacity: 1; transform: none; }

@media (max-width: 920px) {
  section { padding: 76px 0; }

  .case-grid { grid-template-columns: 1fr 1fr; }
  .stat-grid, .inc-grid, .f-grid { grid-template-columns: 1fr; }
  .prod-hero .grid { grid-template-columns: 1fr; gap: 36px; }
  .prod-visual { min-height: 300px; }
  .road-step { grid-template-columns: 48px 1fr; gap: 16px; }
  .callout .box { padding: 36px 26px; }
  .plat-row { gap: 28px; }
}
@media (max-width: 560px) {
  .case-grid { grid-template-columns: 1fr; }
}

/* nav dropdown */
.nav-dd { position: relative; display: flex; align-items: center; height: 70px; }
.nav-dd > a { font-size: 14.5px; font-weight: 500; color: var(--gray); }
.nav-dd > a:hover { color: var(--black); }
.nav-dd > a::after { content: "\25BE"; font-size: 10px; margin-left: 6px; color: var(--gray-light); }
.dd-menu { position: absolute; top: 62px; left: -14px; background: var(--white); border: 1px solid var(--line); border-radius: 14px; padding: 8px; min-width: 210px; box-shadow: 0 12px 32px rgba(0,0,0,0.08); opacity: 0; visibility: hidden; transform: translateY(8px); transition: all 0.18s; }
.nav-dd:hover .dd-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dd-menu a { display: block; padding: 11px 14px; border-radius: 9px; font-size: 14.5px; font-weight: 500; color: var(--black); }
.dd-menu a:hover { background: #f4f4f0; }
.dd-menu a span { display: block; font-size: 12.5px; color: var(--gray); font-weight: 400; }

/* mobile menu */
.menu-btn { display: none; background: none; border: none; cursor: pointer; padding: 10px 4px 10px 12px; }
.menu-btn span { display: block; width: 22px; height: 2px; background: var(--black); margin: 5px 0; transition: 0.22s; }
nav.open .menu-btn span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
nav.open .menu-btn span:nth-child(2) { opacity: 0; }
nav.open .menu-btn span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; background: var(--white); border-top: 1px solid var(--line); padding: 6px 24px 22px; max-height: calc(100vh - 70px); overflow-y: auto; }
.mobile-menu a { display: block; padding: 15px 2px; font-size: 17px; font-weight: 500; color: var(--black); border-bottom: 1px solid var(--line); }
.mobile-menu a.sub { padding-left: 18px; font-size: 15.5px; color: var(--gray); }
.mobile-menu a.btn { display: flex; justify-content: center; margin-top: 16px; border-bottom: none; font-size: 16px; }
nav.open .mobile-menu { display: block; }
@media (max-width: 920px) {
  .nav-links { display: none !important; }
  .menu-btn { display: block; }
  input, select, textarea { font-size: 16px !important; }
}