:root {
  --color-ink: #16150f;
  --color-cream: #faf9f6;
  --color-on-dark: #f3f1ec;
  --color-muted-on-dark: #b8b3a8;
  --color-muted-1: #5c574d;
  --color-muted-2: #6f6a61;
  --color-muted-3: #9a958c;
  --color-border-light: #ece9e2;
  --color-border-mid: #e0ddd5;
  --color-border-dark: #2a2820;
  --color-accent: oklch(0.55 0.115 196);
  --color-accent-on-dark: oklch(0.74 0.12 196);
  --color-accent-dim: oklch(0.5 0.115 196);
  --color-card-muted: #ece9e2;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-pill: 20px;
  --max-width: 1120px;
  --gutter: 36px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-cream);
  color: var(--color-ink);
  font-family: "JetBrains Mono", monospace;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

h1,
h2,
h3,
p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-weight: 500;
  font-size: 13.5px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: opacity 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}

.btn--primary:hover {
  opacity: 0.9;
}

.btn--outline {
  background: transparent;
  border-color: var(--color-border-dark);
  color: var(--color-on-dark);
}

.btn--outline:hover {
  border-color: var(--color-accent-on-dark);
  color: var(--color-accent-on-dark);
}

.cta-pill {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: #fff;
  font-weight: 500;
  font-size: 12px;
  transition: opacity 0.15s ease;
}

.cta-pill:hover {
  opacity: 0.9;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 249, 246, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border-mid);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.wordmark-primary {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.wordmark-accent {
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.185em;
  text-transform: uppercase;
}

.site-header__wordmark {
  display: contents;
}

.site-header__brand .wordmark-accent {
  color: var(--color-accent-dim);
  margin-left: -2px;
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-link {
  font-size: 12.5px;
  font-weight: 400;
  letter-spacing: 0.03em;
  color: var(--color-muted-1);
  transition: color 0.15s ease;
}

.nav-link:hover {
  color: var(--color-ink);
}

.nav-link--active {
  color: var(--color-ink);
  font-weight: 700;
}

/* Hero */

.hero {
  background: var(--color-ink);
  color: var(--color-on-dark);
  padding: 96px 0;
}

.hero__inner {
  max-width: 640px;
}

.eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-accent-on-dark);
  margin-bottom: 18px;
}

.eyebrow--on-light {
  color: var(--color-accent-dim);
}

.eyebrow--muted {
  color: var(--color-muted-3);
}

.hero__heading {
  font-size: 54px;
  font-weight: 700;
  letter-spacing: -0.022em;
  line-height: 1.12;
  margin-bottom: 22px;
}

.hero__subhead {
  font-size: 18px;
  color: var(--color-muted-on-dark);
  max-width: 620px;
  margin-bottom: 32px;
}

.terminal-chip {
  display: inline-block;
  max-width: 100%;
  padding: 12px 16px;
  background: #0c0b07;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 32px;
}

.terminal-chip__prompt {
  color: var(--color-accent-on-dark);
  font-weight: 700;
  margin-right: 10px;
}

.terminal-chip__text {
  transition: opacity 0.2s ease;
  overflow-wrap: break-word;
}

.terminal-chip__text--fade {
  opacity: 0;
}

.terminal-chip__cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  margin-left: 10px;
  vertical-align: text-bottom;
  background: var(--color-accent-on-dark);
  animation: blink 1.1s step-end infinite;
}

@keyframes blink {
  0%,
  50% {
    opacity: 1;
  }
  50.01%,
  100% {
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .terminal-chip__cursor {
    animation: none;
    opacity: 1;
  }
}

.hero__ctas {
  display: flex;
  gap: 16px;
}

/* Services */

.section {
  padding: 96px 0;
}

.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}

.section-head__heading {
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.section-head__heading--sm {
  font-size: 30px;
}

.section-head__subhead {
  font-size: 17px;
  color: var(--color-muted-1);
}

.services-row {
  display: flex;
  gap: 24px;
}

.service-card--featured {
  flex: 1.5;
  background: var(--color-ink);
  color: var(--color-on-dark);
  border-radius: var(--radius-md);
  padding: 40px;
}

.service-card--featured .eyebrow {
  margin-bottom: 12px;
}

.service-card__icon {
  margin-bottom: 20px;
}

.service-card__title {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 14px;
}

.service-card__body {
  font-size: 15px;
  color: var(--color-muted-on-dark);
  margin-bottom: 28px;
}

.service-bullets {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.service-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  color: var(--color-on-dark);
}

.service-bullets li::before {
  content: "›";
  color: var(--color-accent-on-dark);
  font-weight: 700;
}

.services-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.service-card {
  background: #fff;
  border: 1px solid var(--color-border-mid);
  border-radius: var(--radius-md);
  padding: 30px;
}

.service-card__label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-muted-3);
  margin-bottom: 10px;
}

.service-card__title--sm {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-card__body--sm {
  font-size: 14px;
  color: var(--color-muted-1);
}

/* How I work */

.how-i-work {
  background: var(--color-card-muted);
  border-top: 1px solid var(--color-border-mid);
}

.how-i-work-row {
  display: flex;
  gap: 40px;
}

.how-i-work-item {
  flex: 1;
}

.how-i-work-item__n {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent-dim);
  margin-bottom: 14px;
}

.how-i-work-item__title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}

.how-i-work-item__body {
  font-size: 15px;
  color: var(--color-muted-1);
}

/* CTA band */

.cta-band {
  background: var(--color-ink);
  color: var(--color-on-dark);
  text-align: center;
  padding: 96px 0;
}

.cta-band__heading {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.cta-band__body {
  font-size: 17px;
  color: var(--color-muted-on-dark);
  max-width: 480px;
  margin: 0 auto 32px;
}

/* Footer */

.site-footer {
  background: var(--color-ink);
  color: var(--color-on-dark);
  border-top: 1px solid var(--color-border-dark);
  padding: 32px 0;
}

.site-footer__inner {
  display: flex;
  align-items: center;
  gap: 32px;
}

.site-footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.site-footer__wordmark {
  display: contents;
}

.site-footer__brand .wordmark-primary,
.site-footer__brand .wordmark-accent {
  font-size: 12px;
}

.site-footer__brand .wordmark-accent {
  color: var(--color-accent-on-dark);
}

.footer-nav {
  display: flex;
  gap: 24px;
  flex: 1;
}

.footer-nav__link {
  font-size: 14px;
  color: var(--color-muted-on-dark);
  transition: color 0.15s ease;
}

.footer-nav__link:hover {
  color: var(--color-on-dark);
}

.footer-actions {
  display: flex;
  gap: 10px;
}

.icon-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  color: var(--color-on-dark);
  transition: border-color 0.15s ease, color 0.15s ease;
}

.icon-button:hover {
  border-color: var(--color-accent-on-dark);
  color: var(--color-accent-on-dark);
}

.footer-copyright {
  font-size: 13px;
  color: var(--color-muted-on-dark);
  white-space: nowrap;
}

/* About page */

.page-header {
  padding: 96px 0 64px;
}

.page-header__heading {
  font-size: 46px;
  font-weight: 700;
  letter-spacing: -0.022em;
  line-height: 1.15;
  margin-bottom: 18px;
  max-width: 720px;
}

.page-header__subhead {
  font-size: 17px;
  color: var(--color-muted-1);
  max-width: 620px;
}

.founder-row {
  display: flex;
  gap: 56px;
  align-items: flex-start;
}

.founder-portrait {
  width: 300px;
  height: 380px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.founder-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.founder-info {
  flex: 1;
}

.founder-info__name {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}

.founder-info__title {
  display: block;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--color-accent-dim);
  margin-bottom: 24px;
}

.founder-info__bio {
  font-size: 16px;
  color: var(--color-muted-1);
  margin-bottom: 18px;
}

.founder-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.founder-tag {
  background: #fff;
  border: 1px solid var(--color-border-mid);
  border-radius: var(--radius-pill);
  padding: 8px 14px;
  font-size: 12px;
  color: var(--color-ink);
}

.principles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

/* Coming soon */

.coming-soon {
  background: var(--color-ink);
  color: var(--color-on-dark);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 96px var(--gutter);
}

.coming-soon__mark {
  margin-bottom: 20px;
}

.coming-soon__wordmark {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-muted-on-dark);
  margin-bottom: 24px;
}

.coming-soon__heading {
  font-size: 32px;
  font-weight: 700;
}

/* 404 */

.not-found {
  background: var(--color-ink);
  color: var(--color-on-dark);
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 96px var(--gutter);
}

.not-found__heading {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 18px;
}

.not-found__link {
  color: var(--color-accent-on-dark);
  font-weight: 700;
}

/* Responsive */

#services {
  scroll-margin-top: 66px;
}

@media (max-width: 768px) {
  :root {
    --gutter: 24px;
  }

  .services-row,
  .how-i-work-row,
  .founder-row {
    flex-direction: column;
  }

  .principles-grid {
    grid-template-columns: 1fr;
  }

  .site-header__nav {
    gap: 18px;
  }

  .founder-portrait {
    width: 220px;
    height: 280px;
    margin: 0 auto;
  }
}

@media (max-width: 560px) {
  .site-header__inner {
    height: auto;
    padding: 14px var(--gutter);
  }

  .site-header__wordmark {
    display: none;
  }

  .site-header__nav {
    gap: 12px;
  }

  .nav-link {
    font-size: 13px;
  }

  .cta-pill {
    padding: 8px 14px;
    font-size: 13px;
    white-space: nowrap;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 64px 0;
  }

  .hero__heading {
    font-size: 36px;
  }

  .section,
  .cta-band {
    padding: 56px 0;
  }

  .page-header {
    padding: 64px 0 40px;
  }

  .page-header__heading {
    font-size: 30px;
  }

  .section-head__heading,
  .cta-band__heading {
    font-size: 28px;
  }

  .hero__ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .site-footer__inner {
    flex-wrap: wrap;
  }

  .footer-nav {
    order: 3;
    width: 100%;
  }
}