:root {
  --emerald: #00a652;
  --emerald-dark: #007d3d;
  --gray: #5a5a5a;
  --slate: #5a6f8e;
  --black: #0a0a0a;
  --silver: #bfbfbf;
  --mist: #f3f5f4;
  --white: #ffffff;
  --display: "Lemon Milk", "Montserrat", sans-serif;
  --body: "Montserrat", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--black); background: var(--white); font-family: var(--body); line-height: 1.65; }
a { color: inherit; }

.site-header, main, footer { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.site-header { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 700; letter-spacing: -.02em; }
.brand-icon { width: 32px; height: 32px; object-fit: contain; }
nav { display: flex; align-items: center; gap: 28px; }
nav > a { font-size: .82rem; font-weight: 600; text-decoration: none; }

.button { display: inline-flex; justify-content: center; align-items: center; padding: 14px 20px; border-radius: 4px; background: var(--emerald); color: var(--white); text-decoration: none; font-weight: 700; box-shadow: 0 10px 30px rgb(0 166 82 / 18%); transition: .2s ease; }
.button:hover { background: var(--emerald-dark); transform: translateY(-1px); }
.button-small { padding: 10px 14px; font-size: .78rem; }

.hero { min-height: 680px; display: grid; grid-template-columns: 1.3fr .7fr; align-items: center; gap: 72px; padding: 96px 0 112px; }
.eyebrow { margin: 0 0 18px; color: var(--emerald-dark); font-size: .76rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3 { margin-top: 0; font-family: var(--display); line-height: 1.08; letter-spacing: -.045em; }
h1 { max-width: 820px; margin-bottom: 28px; font-size: clamp(3.5rem, 7.2vw, 6.6rem); }
h1 span { color: var(--emerald); }
h2 { font-size: clamp(2.35rem, 4.2vw, 4.25rem); }
h3 { font-size: 1.45rem; }
.lede { max-width: 760px; margin: 0; color: var(--gray); font-size: 1.18rem; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 38px; }
.text-link { font-weight: 700; text-decoration: none; }
.text-link span { color: var(--emerald); }

.system-card { padding: 34px; border: 1px solid #dde2df; background: linear-gradient(145deg, #fff, #f2f5f3); box-shadow: 0 32px 80px rgb(10 10 10 / 10%); }
.system-row { display: flex; gap: 18px; align-items: baseline; }
.system-row span { color: var(--emerald); font-size: .76rem; font-weight: 700; }
.system-row strong { font-size: .95rem; }
.system-line { height: 32px; margin: 7px 0 7px 7px; border-left: 1px solid var(--silver); }

.signal-strip { display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid #dfe3e1; }
.signal-strip div { padding: 34px 28px; border-right: 1px solid #dfe3e1; }
.signal-strip div:last-child { border-right: 0; }
.signal-strip strong, .signal-strip span { display: block; }
.signal-strip strong { color: var(--emerald-dark); font-size: 1.7rem; }
.signal-strip span { margin-top: 5px; color: var(--gray); font-size: .76rem; line-height: 1.4; }

.section { padding: 128px 0; }
.section-heading { max-width: 760px; margin-bottom: 62px; }
.section-heading > p:last-child { color: var(--gray); font-size: 1.05rem; }
.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid #dfe3e1; border-left: 1px solid #dfe3e1; }
.service-grid article { min-height: 280px; padding: 42px; border-right: 1px solid #dfe3e1; border-bottom: 1px solid #dfe3e1; }
.service-number { display: block; margin-bottom: 46px; color: var(--emerald); font-weight: 700; }
.service-grid p, .cases p, .about-copy p { color: var(--gray); }

.finance-engineer { width: 100vw; margin-left: calc(50% - 50vw); padding-inline: max(24px, calc((100vw - 1180px) / 2)); background: var(--mist); }
.finance-engineer-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #ccd2cf; border-left: 1px solid #ccd2cf; }
.finance-engineer-grid article { padding: 36px; border-right: 1px solid #ccd2cf; border-bottom: 1px solid #ccd2cf; background: var(--white); }
.finance-engineer-grid h3 { margin-bottom: 20px; }
.finance-engineer-grid p { margin-bottom: 0; color: var(--gray); }
.finance-engineer-fit { display: grid; grid-template-columns: 180px 1fr; gap: 40px; margin-top: 38px; padding: 32px 36px; background: var(--black); color: var(--white); }
.finance-engineer-fit .eyebrow { margin: 4px 0 0; color: #34ce80; }
.finance-engineer-fit > p:last-child { margin: 0; color: #e5e5e5; }

.case-section { width: 100vw; margin-left: calc(50% - 50vw); padding-inline: max(24px, calc((100vw - 1180px) / 2)); background: var(--black); color: var(--white); }
.case-section .eyebrow { color: #34ce80; }
.cases { display: grid; grid-template-columns: 1.25fr .75fr; gap: 1px; background: #343434; }
.cases article { padding: 42px; background: #151515; }
.cases .case-featured { grid-row: span 2; padding: 54px; }
.case-label { color: #34ce80 !important; font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.cases li { margin: 12px 0; color: #d6d6d6; }

.principles { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; }
.principle-list { border-top: 1px solid #dfe3e1; }
.principle-list p { display: grid; grid-template-columns: 48px 1fr; margin: 0; padding: 22px 0; border-bottom: 1px solid #dfe3e1; font-weight: 600; }
.principle-list span { color: var(--emerald); font-size: .76rem; }

.about { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; background: var(--mist); width: 100vw; margin-left: calc(50% - 50vw); padding-inline: max(24px, calc((100vw - 1180px) / 2)); }
.about-copy { font-size: 1.08rem; }
.cta { width: 100vw; margin-left: calc(50% - 50vw); padding: 112px max(24px, calc((100vw - 1180px) / 2)); background: var(--emerald); color: var(--white); display: grid; grid-template-columns: .8fr 1.2fr; gap: 88px; align-items: start; }
.cta .eyebrow { color: var(--white); opacity: .8; }
.cta h2 { margin-bottom: 38px; }
.cta-copy > p:last-child { max-width: 520px; opacity: .88; }
.button-light { background: var(--white); color: var(--black); box-shadow: none; }
.button-light:hover { background: var(--black); color: var(--white); }
.contact-form { display: grid; gap: 18px; padding: 34px; background: var(--white); color: var(--black); text-align: left; box-shadow: 0 28px 70px rgb(0 0 0 / 16%); }
.contact-form label { display: grid; gap: 7px; font-size: .72rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form input, .contact-form textarea { width: 100%; border: 1px solid #ccd2cf; border-radius: 2px; padding: 12px 13px; color: var(--black); background: #fff; font: inherit; font-size: .92rem; text-transform: none; }
.contact-form input:focus, .contact-form textarea:focus { outline: 3px solid rgb(0 166 82 / 18%); border-color: var(--emerald); }
.contact-form textarea { resize: vertical; }
.contact-form .button { border: 0; cursor: pointer; background: var(--black); color: var(--white); }
.contact-form .button:hover { background: var(--gray); }
.form-status { min-height: 1.4em; margin: 0; color: var(--gray); font-size: .82rem; }
.honeypot { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }

footer { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 36px; padding-block: 48px; color: var(--gray); font-size: .74rem; }
.footer-brand { color: var(--black); }

@media (max-width: 820px) {
  .site-header { min-height: 72px; }
  nav > a:not(.button) { display: none; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding: 72px 0 88px; }
  .system-card { display: none; }
  .signal-strip { grid-template-columns: repeat(2, 1fr); }
  .signal-strip div:nth-child(2) { border-right: 0; }
  .service-grid, .finance-engineer-grid, .finance-engineer-fit, .principles, .about, .cases, .cta { grid-template-columns: 1fr; }
  .cases .case-featured { grid-row: auto; }
  .principles, .about { gap: 32px; }
  footer { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .site-header, main, footer { width: min(100% - 32px, 1180px); }
  .brand { font-size: .88rem; }
  .button-small { display: none; }
  h1 { font-size: 3.25rem; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 24px; }
  .signal-strip { grid-template-columns: 1fr; }
  .signal-strip div { border-right: 0; }
  .section { padding-block: 88px; }
  .service-grid article, .cases article, .cases .case-featured { padding: 30px; }
}