:root {
  --bg: #07090c;
  --ink: #f2f4f6;
  --muted: #8b949e;
  --line: rgba(255, 255, 255, 0.09);
  --panel: #0e1218;
  --nav-bg: rgba(7, 9, 12, 0.88);
  --hero-bg: #07090c;
  --accent: #2dd4bf;
  --accent-ink: #06100e;
  --accent-dim: rgba(45, 212, 191, 0.12);
  --display: "Outfit", system-ui, sans-serif;
  --body: "DM Sans", system-ui, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --mono: "IBM Plex Mono", monospace;
  --radius: 999px;
  --card-radius: 18px;
  --max: 1200px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { width: min(var(--max), calc(100% - 2.5rem)); margin-inline: auto; }

/* Skip link */
.skip { position: absolute; left: -999px; top: 0; }
.skip:focus { left: 1rem; top: 1rem; background: var(--accent); color: var(--accent-ink); padding: .5rem 1rem; z-index: 99; border-radius: 8px; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 40; backdrop-filter: blur(14px); background: var(--nav-bg); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 68px; }
.logo { font-family: var(--display); font-weight: 700; letter-spacing: .02em; font-size: .98rem; display: flex; align-items: center; gap: .55rem; }
.logo .mark { width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center; background: var(--accent); color: var(--accent-ink); font-weight: 800; font-size: .8rem; }
.links { display: flex; gap: 1.5rem; font-size: .9rem; color: var(--muted); }
.links a { padding: .3rem 0; border-bottom: 1px solid transparent; transition: color .18s, border-color .18s; }
.links a:hover { color: var(--ink); }
.links a.active { color: var(--ink); border-color: var(--accent); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .85rem 1.4rem; border-radius: var(--radius); border: 1px solid transparent; font-weight: 600; font-size: .92rem; cursor: pointer; transition: transform .15s, background .2s, border-color .2s, box-shadow .2s; }
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--accent); color: var(--accent-ink); box-shadow: 0 0 28px rgba(45, 212, 191, .28); }
.btn-primary:hover { filter: brightness(1.07); }
.btn-ghost { border-color: var(--line); background: transparent; color: var(--ink); }
.btn-ghost:hover { border-color: var(--muted); }

/* Hero */
.hero { padding: clamp(3.5rem, 10vw, 6.5rem) 0 clamp(3rem, 8vw, 5rem); background: var(--hero-bg); position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; top: -220px; right: -160px; width: 620px; height: 620px; background: radial-gradient(circle, rgba(45, 212, 191, .14), transparent 62%); pointer-events: none; }
.hero-inner { max-width: 50rem; position: relative; }
.eyebrow { margin: 0 0 .8rem; font-size: .72rem; letter-spacing: .18em; text-transform: uppercase; font-weight: 600; color: var(--accent); font-family: var(--mono); }
h1, h2, h3 { font-family: var(--display); line-height: 1.08; letter-spacing: -.02em; margin: 0 0 .8rem; color: var(--ink); }
h1 { font-size: clamp(2.2rem, 5.5vw, 3.9rem); font-weight: 750; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); font-weight: 700; }
h3 { font-size: 1.08rem; font-weight: 650; }
.lede { color: var(--muted); font-size: 1.1rem; max-width: 42rem; margin: 0 0 1.6rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .75rem; }
.page-hero { border-bottom: 1px solid var(--line); }
.page-hero .lede { margin-bottom: 0; }

/* Marquee */
.marquee { overflow: hidden; border-block: 1px solid var(--line); padding: .95rem 0; background: var(--panel); }
.track { display: flex; gap: 2.5rem; width: max-content; animation: slide 28s linear infinite; font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-family: var(--mono); }
.track span::before { content: "·"; color: var(--accent); margin-right: 2.5rem; }
@keyframes slide { to { transform: translateX(-50%); } }

/* Sections */
.section { padding: clamp(3rem, 7vw, 5rem) 0; }
.section.alt { background: var(--panel); border-block: 1px solid var(--line); }
.sec-head { max-width: 44rem; margin-bottom: 2.25rem; }
.sec-head .lede { margin-bottom: 0; }
.grid { display: grid; gap: 1rem; }
.services { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card, .case, .panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--card-radius); padding: 1.4rem 1.5rem; transition: border-color .2s, transform .2s; }
.card:hover, .case:hover { border-color: rgba(45, 212, 191, .35); transform: translateY(-2px); }
.card p, .case p, .panel p { color: var(--muted); margin: .4rem 0 0; }
.card .icon { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: var(--accent-dim); color: var(--accent); margin-bottom: 1rem; font-family: var(--mono); }

/* About */
.about-grid { display: grid; gap: 1.75rem; grid-template-columns: 1.2fr .8fr; }
.about p, .panel p { color: var(--muted); }
.method { margin-top: 1.4rem; padding: 1.1rem 1.25rem; border-left: 3px solid var(--accent); background: var(--panel); border-radius: 0 12px 12px 0; }
.method strong { color: var(--accent); font-family: var(--mono); font-weight: 600; letter-spacing: .02em; }
.phil { display: grid; grid-template-columns: auto 1fr; gap: .2rem .8rem; margin-top: 1.1rem; }
.phil .n { font-family: var(--display); font-weight: 800; color: var(--accent); font-size: 1.15rem; line-height: 1.2; }
.phil h3 { grid-column: 2; margin: 0; font-size: 1rem; }
.phil p { grid-column: 2; margin: 0; }

/* Cases */
.cases { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.case h3 { display: flex; align-items: center; gap: .6rem; }
.case h3::before { content: "↗"; color: var(--accent); font-family: var(--mono); font-size: .95rem; }

/* CTA band */
.cta-band { padding: 3.75rem 0; background: var(--accent); color: var(--accent-ink); text-align: center; }
.cta-band h2 { color: var(--accent-ink); }
.cta-band p { opacity: .85; max-width: 32rem; margin: 0 auto 1.4rem; }
.cta-band .btn-primary { background: var(--bg); color: var(--ink); box-shadow: none; }

/* Contact */
.contact-grid { display: grid; gap: 2rem; grid-template-columns: 1fr 1fr; align-items: start; }
.contact-facts { display: grid; gap: 1rem; }
.fact { background: var(--panel); border: 1px solid var(--line); border-radius: var(--card-radius); padding: 1.3rem 1.4rem; }
.fact h3 { margin-bottom: .35rem; }
.fact p, .fact a { color: var(--muted); font-size: .98rem; }
.fact a { color: var(--accent); font-weight: 600; }
.fact a:hover { text-decoration: underline; }
.form { display: grid; gap: .9rem; background: var(--panel); border: 1px solid var(--line); border-radius: var(--card-radius); padding: 1.5rem; }
.form label { display: grid; gap: .4rem; font-size: .88rem; color: var(--muted); }
.form input, .form textarea { width: 100%; padding: .78rem .9rem; border-radius: 10px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); font: inherit; transition: border-color .18s; }
.form input:focus, .form textarea:focus { outline: none; border-color: var(--accent); }
.form .ok { color: var(--accent); margin: 0; font-size: .9rem; }
.form-note { font-size: .8rem; color: var(--muted); margin: 0; }

/* Footer */
.footer { padding: 2.5rem 0 3rem; border-top: 1px solid var(--line); font-size: .88rem; color: var(--muted); }
.foot { display: flex; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; gap: 1.5rem; }
.foot .brand { font-size: .95rem; color: var(--ink); font-family: var(--display); font-weight: 700; }
.foot .legal { font-size: .82rem; }
.foot a:hover { color: var(--ink); }

@media (max-width: 820px) {
  .links { display: none; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .track { animation: none; }
  html { scroll-behavior: auto; }
}