:root {
  --bg: #fafaf7;
  --ink: #12130f;
  --muted: #5d5f55;
  --line: #e4e4dc;
  --card: #ffffff;
  --accent: #c8f169;
  --dark: #12130f;
  --radius: 20px;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-head: 'Space Grotesk', 'Inter', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.1; margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
ul, ol { list-style: none; margin: 0; padding: 0; }

.container {
  width: 100%; max-width: 1160px; margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.section { padding: clamp(64px, 9vw, 120px) 0; }
.section.dark { background: var(--dark); color: #fff; }

/* reveal on scroll */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* buttons / pills */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 26px; border-radius: 999px; border: 0;
  background: var(--ink); color: #fff; font-weight: 500;
  transition: transform .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-small { padding: 10px 20px; }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
.btn-light { background: var(--accent); color: var(--ink); }
.pill {
  display: inline-block; padding: 6px 14px; margin-bottom: 18px;
  border: 1px solid var(--line); border-radius: 999px;
  font-size: .85rem; background: var(--card); color: var(--muted);
}
.pill-dark { background: transparent; border-color: rgba(255,255,255,.25); color: rgba(255,255,255,.8); }

/* nav */
.nav { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(14px); background: rgba(250,250,247,.8); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { font-family: var(--font-head); font-weight: 700; font-size: 1.4rem; }
.logo span { color: #7fae16; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a:not(.btn):hover { color: #7fae16; }
.burger { display: none; background: none; border: 0; width: 40px; height: 40px; position: relative; }
.burger span { position: absolute; left: 8px; right: 8px; height: 2px; background: var(--ink); transition: transform .25s; }
.burger span:first-child { top: 15px; }
.burger span:last-child { top: 23px; }
.burger[aria-expanded='true'] span:first-child { transform: translateY(4px) rotate(45deg); }
.burger[aria-expanded='true'] span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* hero */
.hero { padding: clamp(72px, 12vw, 150px) 0 60px; text-align: center; }
.hero h1 { font-size: clamp(2.8rem, 8vw, 6rem); max-width: 14ch; margin: 0 auto 24px; }
.hero h1 em { font-style: normal; background: var(--accent); padding: 0 .15em; border-radius: .15em; }
.lead { max-width: 56ch; margin: 0 auto 36px; color: var(--muted); font-size: 1.15rem; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.marquee { margin-top: 80px; overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 15%, #000 85%, transparent); }
.marquee-track { display: flex; gap: 48px; width: max-content; animation: slide 28s linear infinite; font-family: var(--font-head); font-size: 1.5rem; color: var(--muted); }
@keyframes slide { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee-track { animation: none; } }

/* stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 20px 0 0; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.stat strong { display: block; font-family: var(--font-head); font-size: 2.6rem; }
.stat span { color: var(--muted); }

/* headings */
.head { margin-bottom: 48px; }
.head h2 { font-size: clamp(2rem, 5vw, 3.4rem); max-width: 18ch; }
.head.row { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; }

/* cards */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card { background: var(--card); color: var(--ink); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; }
.service { display: flex; flex-direction: column; gap: 16px; transition: transform .25s, box-shadow .25s; }
.service:hover { transform: translateY(-6px); box-shadow: 0 20px 40px -24px rgba(0,0,0,.25); }
.service h3 { font-size: 1.6rem; }
.service p { color: var(--muted); }
.num { font-family: var(--font-head); color: #7fae16; font-weight: 600; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.tags li { padding: 5px 12px; font-size: .85rem; border-radius: 999px; background: var(--bg); border: 1px solid var(--line); }

/* projects carousel */
.arrows { display: flex; gap: 10px; }
.arrows button { width: 48px; height: 48px; border-radius: 50%; border: 1px solid rgba(255,255,255,.3); background: transparent; color: #fff; font-size: 1.2rem; transition: background .2s; }
.arrows button:hover { background: var(--accent); color: var(--ink); }
.carousel { display: flex; gap: 24px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 12px; scrollbar-width: thin; }
.project { flex: 0 0 min(380px, 82%); scroll-snap-align: start; }
.project-img { aspect-ratio: 4/3; border-radius: var(--radius); margin-bottom: 20px; transition: transform .4s; }
.project:hover .project-img { transform: scale(1.02); }
.project h3 { font-size: 1.6rem; margin-bottom: 12px; }
.project dl { margin: 0 0 12px; display: grid; gap: 4px; font-size: .9rem; }
.project dl div { display: flex; gap: 10px; }
.project dt { color: rgba(255,255,255,.5); min-width: 64px; }
.project dd { margin: 0; }
.project p { color: rgba(255,255,255,.7); }

/* process */
.process { display: grid; grid-template-columns: 280px 1fr; gap: 32px; align-items: start; }
.steps { display: grid; gap: 8px; }
.steps button { width: 100%; text-align: left; padding: 16px 20px; border-radius: 14px; border: 1px solid var(--line); background: var(--card); font-weight: 500; transition: all .2s; }
.steps button span { color: var(--muted); margin-right: 8px; }
.steps button.active { background: var(--ink); color: #fff; border-color: var(--ink); }
.steps button.active span { color: var(--accent); }
.step-panel { display: flex; flex-direction: column; gap: 18px; align-items: flex-start; min-height: 340px; animation: fade .4s ease; }
.step-panel h3 { font-size: 2.4rem; }
.step-panel p { color: var(--muted); max-width: 52ch; font-size: 1.1rem; }
.step-panel .btn { margin-top: auto; }
@keyframes fade { from { opacity: 0; transform: translateY(8px); } }

/* faq */
.faq { max-width: 820px; display: grid; gap: 12px; }
.faq-item { border: 1px solid var(--line); border-radius: 16px; background: var(--card); overflow: hidden; }
.faq-item h3 { font-size: 1.15rem; letter-spacing: 0; }
.faq-item button { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 22px 24px; background: none; border: 0; text-align: left; font-family: var(--font-head); font-size: inherit; }
.faq-item button span { font-size: 1.6rem; color: #7fae16; }
.faq-body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s ease; }
.faq-body p { overflow: hidden; padding: 0 24px; color: var(--muted); }
.faq-item.open .faq-body { grid-template-rows: 1fr; }
.faq-item.open .faq-body p { padding-bottom: 22px; }

/* cta */
.cta-box { background: var(--dark); color: #fff; border-radius: 32px; padding: clamp(40px, 7vw, 88px); text-align: center; }
.cta-box h2 { font-size: clamp(2rem, 5vw, 3.6rem); max-width: 16ch; margin: 0 auto 36px; }
.form { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.form input { flex: 1 1 220px; max-width: 280px; padding: 14px 20px; border-radius: 999px; border: 1px solid rgba(255,255,255,.25); background: rgba(255,255,255,.06); color: #fff; font: inherit; }
.form input::placeholder { color: rgba(255,255,255,.5); }
.form input:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.thanks { font-size: 1.2rem; color: var(--accent); }
.form-error { margin-top: 16px; color: #ffb4a8; text-align: center; }

/* footer */
.footer { border-top: 1px solid var(--line); padding: 64px 0 24px; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; }
.footer h4 { margin-bottom: 12px; font-size: 1rem; }
.footer p { color: var(--muted); margin-bottom: 6px; }
.footer p a:hover { color: var(--ink); }
.copy { margin-top: 48px; color: var(--muted); font-size: .9rem; }

/* responsive */
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .burger { display: block; }
  .nav-links {
    position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    padding: 20px; background: var(--bg); border-bottom: 1px solid var(--line);
    transform: translateY(-12px); opacity: 0; pointer-events: none; transition: all .25s;
  }
  .nav-links.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 8px 0; }
  .head.row { flex-direction: column; align-items: flex-start; }
}

/* additions for the vanilla build */
.hero h1 em { color: #12130f; }
.btn-light { color: #12130f; }
.thanks[hidden], .form[hidden] { display: none; }
.thanks { text-align: center; }
:focus-visible { outline: 2px solid #7fae16; outline-offset: 3px; }