:root {
  --bg: #ffffff;
  --text: #0a0a0a;
  --muted: #5b5f62;
  --line: #dfe3e5;
  --lime: #b8e23d;
  --lime-dark: #789b12;
  --cyan: #31cde0;
  --soft-lime: #f5fadf;
  --soft-cyan: #ebfbfd;
  --max: 1180px;
  --radius: 18px;
  --shadow: 0 18px 45px rgba(0,0,0,.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }

.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.skip-link { position: absolute; left: -999px; top: 0; background: #000; color: #fff; padding: 10px 14px; z-index: 99; }
.skip-link:focus { left: 12px; top: 12px; }

header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(0,0,0,.06);
}
.navbar { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand img { width: 245px; height: auto; }
.navlinks { display: flex; align-items: center; gap: 25px; font-size: 15px; font-weight: 650; }
.navlinks a:hover, .navlinks a:focus-visible { text-decoration: underline; text-underline-offset: 5px; }
.menu-btn { display: none; border: 1px solid var(--line); background: white; border-radius: 999px; padding: 9px 13px; font-weight: 700; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 20px; border-radius: 999px; border: 1px solid #000; font-weight: 750; cursor: pointer; transition: .18s ease; }
.btn-primary { background: var(--lime); color: #000; }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(120,155,18,.16); }
.btn-secondary { background: #fff; color: #000; }
.btn-secondary:hover { background: #f6f6f6; }
.btn-dark { background: #000; color: white; }

.hero { padding: 88px 0 62px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; font-size: 13px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 11px; height: 11px; border-radius: 50%; background: var(--cyan); box-shadow: 18px 0 0 var(--lime); margin-right: 16px; }
h1 { margin: 18px 0 22px; font-size: clamp(48px, 7.1vw, 96px); line-height: .94; letter-spacing: -.055em; font-weight: 850; }
.hero p { margin: 0; font-size: clamp(18px,2vw,23px); max-width: 780px; color: #242627; }
.hero-actions { margin-top: 32px; display: flex; gap: 12px; flex-wrap: wrap; }
.microcopy { margin-top: 16px !important; font-size: 14px !important; color: var(--muted) !important; }

.hero-card { position: relative; border: 1px solid #101010; border-radius: 28px; padding: 28px; min-height: 430px; background: #fff; box-shadow: var(--shadow); overflow: hidden; }
.hero-card::before { content: ""; position: absolute; width: 170px; height: 170px; border-radius: 50%; background: var(--lime); top: -80px; right: -55px; }
.hero-card::after { content: ""; position: absolute; width: 74px; height: 74px; border: 13px solid var(--cyan); border-radius: 50%; bottom: -28px; left: -16px; }
.metric-kicker { font-size: 13px; text-transform: uppercase; letter-spacing: .1em; font-weight: 800; color: var(--muted); }
.control-stack { position: relative; z-index: 2; margin-top: 26px; display: grid; gap: 11px; }
.control-row { display: grid; grid-template-columns: 38px 1fr; gap: 14px; align-items: center; padding: 13px 14px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.92); }
.control-row strong { display: block; font-size: 15px; }
.control-row span { display: block; font-size: 13px; color: var(--muted); }
.dot { width: 13px; height: 13px; border-radius: 50%; margin: auto; background: var(--lime); box-shadow: 0 0 0 7px var(--soft-lime); }
.control-row:nth-child(even) .dot { background: var(--cyan); box-shadow: 0 0 0 7px var(--soft-cyan); }

.section { padding: 82px 0; }
.section-tight { padding: 54px 0; }
.section.alt { background: #f8f9f7; }
.section-head { max-width: 820px; margin-bottom: 36px; }
.section-head h2 { margin: 9px 0 12px; font-size: clamp(34px,4.8vw,60px); line-height: 1.02; letter-spacing: -.045em; }
.section-head p { margin: 0; font-size: 19px; color: #333638; }

.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.card { border: 1px solid var(--line); border-radius: var(--radius); padding: 25px; background: #fff; }
.card h3 { margin: 10px 0 8px; font-size: 23px; line-height: 1.13; letter-spacing: -.025em; }
.card p { margin: 0; color: var(--muted); }
.card .num { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid #000; border-radius: 50%; font-size: 13px; font-weight: 850; background: var(--lime); }
.card.cyan-accent { border-top: 5px solid var(--cyan); }
.card.lime-accent { border-top: 5px solid var(--lime); }

.problem-list { display: grid; gap: 0; border-top: 1px solid #000; }
.problem { display: grid; grid-template-columns: 52px 1fr auto; gap: 20px; align-items: start; padding: 23px 0; border-bottom: 1px solid var(--line); }
.problem .index { font-weight: 850; font-size: 13px; width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; background: var(--soft-lime); }
.problem h3 { margin: 0 0 4px; font-size: 22px; }
.problem p { margin: 0; color: var(--muted); max-width: 760px; }
.tag { border: 1px solid var(--line); border-radius: 999px; padding: 6px 10px; font-size: 12px; font-weight: 750; white-space: nowrap; }

.callout { background: #050505; color: #fff; border-radius: 30px; padding: 46px; position: relative; overflow: hidden; }
.callout::after { content: ""; position: absolute; width: 210px; height: 210px; border-radius: 50%; background: var(--lime); right: -75px; bottom: -95px; }
.callout h2 { margin: 0 0 13px; font-size: clamp(35px,5vw,58px); line-height: 1.02; letter-spacing: -.04em; max-width: 850px; position: relative; z-index: 2; }
.callout p { margin: 0; color: #d6d6d6; font-size: 18px; max-width: 760px; position: relative; z-index: 2; }
.callout .hero-actions { position: relative; z-index: 2; }
.callout .btn-secondary { background: white; }

.audit-steps { counter-reset: step; display: grid; grid-template-columns: repeat(4,1fr); gap: 14px; }
.audit-step { border-top: 3px solid #000; padding-top: 16px; }
.audit-step::before { counter-increment: step; content: "0" counter(step); display: block; font-size: 13px; font-weight: 850; color: var(--lime-dark); margin-bottom: 8px; }
.audit-step strong { font-size: 18px; }
.audit-step p { color: var(--muted); font-size: 14px; }

.landing-hero { padding: 74px 0 48px; border-bottom: 1px solid var(--line); }
.landing-hero h1 { max-width: 1000px; font-size: clamp(46px,6.5vw,82px); }
.landing-hero .lede { font-size: clamp(18px,2vw,22px); max-width: 830px; color: #2f3233; }
.cohort-chip { display: inline-block; margin-top: 20px; padding: 7px 11px; border: 1px solid #000; border-radius: 999px; background: var(--soft-cyan); font-size: 13px; font-weight: 800; }

.quote-block { border-left: 7px solid var(--lime); padding: 8px 0 8px 24px; font-size: clamp(24px,3.2vw,38px); line-height: 1.18; letter-spacing: -.025em; max-width: 900px; }

.form-wrap { display: grid; grid-template-columns: .85fr 1.15fr; gap: 34px; align-items: start; }
form { border: 1px solid #111; border-radius: 22px; padding: 26px; background: #fff; }
.field { display: grid; gap: 7px; margin-bottom: 15px; }
label { font-size: 14px; font-weight: 750; }
input, textarea, select { width: 100%; border: 1px solid #b9bec1; border-radius: 11px; padding: 12px 13px; background: #fff; color: #000; }
input:focus, textarea:focus, select:focus { outline: 3px solid rgba(49,205,224,.22); border-color: #000; }
textarea { min-height: 120px; resize: vertical; }
.form-note { font-size: 12px; color: var(--muted); margin-top: 10px; }
.form-status { margin-top: 12px; font-size: 14px; font-weight: 700; }

footer { border-top: 1px solid var(--line); padding: 35px 0 45px; }
.footer-grid { display: flex; align-items: flex-start; justify-content: space-between; gap: 30px; }
.footer-brand img { width: 190px; }
.footer-copy { margin-top: 9px; color: var(--muted); font-size: 13px; max-width: 520px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; font-size: 14px; font-weight: 650; }

@media (max-width: 900px) {
  .hero-grid, .form-wrap { grid-template-columns: 1fr; }
  .grid-3, .audit-steps { grid-template-columns: repeat(2,1fr); }
  .navlinks { display: none; position: absolute; left: 20px; right: 20px; top: 73px; padding: 18px; border: 1px solid var(--line); border-radius: 16px; background: #fff; box-shadow: var(--shadow); flex-direction: column; align-items: stretch; }
  .navlinks.open { display: flex; }
  .menu-btn { display: inline-flex; }
  .problem { grid-template-columns: 44px 1fr; }
  .problem .tag { grid-column: 2; justify-self: start; }
}

@media (max-width: 620px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .brand img { width: 185px; }
  .navbar { min-height: 72px; }
  .hero { padding-top: 58px; }
  h1 { letter-spacing: -.045em; }
  .grid-3, .grid-2, .audit-steps { grid-template-columns: 1fr; }
  .callout { padding: 30px 24px; border-radius: 22px; }
  .hero-card { min-height: auto; }
  .footer-grid { flex-direction: column; }
}