*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --slate:    #1a1f2e;
  --offwhite: #f5f3ef;
  --amber:    #b85c2a;
  --grey:     #6b7280;

  --border:        0.5px solid rgba(26, 31, 46, 0.12);
  --border-accent: 2px solid #b85c2a;

  --content-max: 1140px;
  --section-px: max(3rem, calc((100vw - var(--content-max)) / 2));
  --section-py: 3.5rem;
  --card-pad:   2rem;
  --gap:        1.5rem;
  --gap-lg:     2rem;
  --field-gap:  1.5rem;

  --h1-hero:  50px;
  --h1-page:  36px;
  --h2:       26px;
  --h3:       20px;
  --body:     15px;
  --body-sm:  13px;
  --lede:     18px;
  --label:    11px;
  --nav:      13px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: var(--body);
  line-height: 1.75;
  color: var(--slate);
  background-color: var(--offwhite);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

h1, h2, h3, h4 {
  font-family: 'Lora', Georgia, serif;
  font-weight: 400;
  line-height: 1.25;
  color: var(--slate);
}

h1.hero-heading {
  font-size: var(--h1-hero);
  line-height: 1.2;
}

h1.page-heading {
  font-size: var(--h1-page);
  line-height: 1.2;
}

h2 {
  font-size: var(--h2);
  line-height: 1.25;
}

h3 {
  font-size: var(--h3);
  line-height: 1.3;
}

p {
  margin-top: 0;
}

.lede {
  font-family: 'Lora', Georgia, serif;
  font-size: var(--lede);
  line-height: 1.7;
  font-weight: 400;
}

.text-grey {
  color: var(--grey);
}

.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--label);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  display: block;
  margin-bottom: 1.25rem;
}

.section-label--grey {
  color: var(--grey);
}

.section {
  padding: var(--section-py) var(--section-px);
}

.section--dark {
  background-color: var(--slate);
  color: var(--offwhite);
}

.section--border-top {
  border-top: var(--border);
}

.article-header {
  max-width: 720px;
}

.article-body {
  max-width: 680px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem var(--section-px);
  border-bottom: var(--border);
  background-color: var(--offwhite);
  position: relative;
}

.nav__logo {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.nav__logo img {
  height: 28px;
  width: auto;
}

.nav__links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav__link {
  font-family: 'DM Sans', sans-serif;
  font-size: var(--nav);
  color: var(--grey);
  text-decoration: none;
}

.nav__link:hover {
  color: var(--slate);
}

.nav__link--active {
  color: var(--slate);
  border-bottom: 1px solid var(--slate);
  padding-bottom: 1px;
}

.nav__link--contact {
  color: var(--amber);
}

.nav__link--contact:hover {
  color: var(--amber);
  opacity: 0.8;
}

.nav__hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 22px;
  cursor: pointer;
  color: var(--slate);
  padding: 4px;
}

.hero {
  position: relative;
  overflow: hidden;
  background-color: var(--slate);
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 6rem var(--section-px);
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.hero__content .section-label {
  color: var(--amber);
}

.hero__content .hero-heading {
  color: var(--offwhite);
}

.hero__content .lede {
  margin-top: 1.5rem;
  color: rgba(245, 243, 239, 0.6);
}

.hero__content .text-link {
  color: var(--offwhite);
  border-bottom-color: rgba(245, 243, 239, 0.4);
}

.hero__content .text-link:hover {
  opacity: 0.7;
}

.hero-mark {
  position: absolute;
  right: var(--section-px);
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.4;
  pointer-events: none;
}

.card-grid {
  display: grid;
  gap: 1px;
  background: rgba(26, 31, 46, 0.1);
  border: 0.5px solid rgba(26, 31, 46, 0.1);
}

.card-grid--2col { grid-template-columns: repeat(2, 1fr); }
.card-grid--3col { grid-template-columns: repeat(3, 1fr); }
.card-grid--4col { grid-template-columns: repeat(4, 1fr); }

.card {
  background-color: var(--offwhite);
  padding: var(--card-pad);
}

.card__number {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--label);
  letter-spacing: 0.12em;
  color: var(--amber);
  margin-bottom: 0.75rem;
}

.card__body {
  margin-top: 0.75rem;
  color: var(--grey);
  line-height: 1.7;
}

.card--belief {
  border-top: var(--border-accent);
}

.two-col {
  display: grid;
  gap: 3rem;
}

.two-col--cap {
  grid-template-columns: 280px 1fr;
}

.two-col--about {
  grid-template-columns: 1fr 420px;
}

.two-col--contact {
  grid-template-columns: 1fr 340px;
}

.two-col--insight {
  grid-template-columns: 160px 1fr;
}

.dark-strip {
  background: var(--slate);
  padding: 3.5rem var(--section-px);
  color: var(--offwhite);
}

.dark-strip__text {
  font-family: 'Lora', Georgia, serif;
  font-size: 20px;
  font-weight: 400;
  line-height: 1.5;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.industry-strip {
  padding: 4.5rem var(--section-px);
  text-align: center;
}

.industry-strip__accent {
  display: block;
  width: 48px;
  height: 2px;
  background-color: var(--amber);
  margin: 0 auto 2rem;
}

.industry-strip__text {
  font-family: 'Lora', Georgia, serif;
  font-size: var(--lede);
  font-weight: 400;
  line-height: 1.7;
  max-width: 780px;
  margin: 0 auto;
  color: var(--grey);
}

.card--featured {
  position: relative;
  overflow: hidden;
}

.card--featured .card__number {
  font-size: 64px;
  line-height: 1;
  color: rgba(184, 92, 42, 0.1);
  margin-bottom: 0;
  position: absolute;
  top: -8px;
  right: 12px;
  letter-spacing: -0.02em;
  pointer-events: none;
}

.card--featured h3 {
  position: relative;
}

.card--featured .card__body {
  position: relative;
}

.belief-strip {
  background: var(--slate);
  padding: 5.5rem var(--section-px);
  text-align: center;
}

.belief-strip__quote {
  font-family: 'Lora', Georgia, serif;
  font-size: 22px;
  font-style: italic;
  font-weight: 400;
  line-height: 1.6;
  max-width: 720px;
  margin: 0 auto;
  color: var(--offwhite);
}

.belief-strip__source {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--label);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(245, 243, 239, 0.4);
  margin-top: 2rem;
}

.process-steps {
  display: flex;
  flex-direction: column;
}

.process-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  padding: 2.5rem 0;
  border-top: var(--border);
}

.process-step:last-child {
  padding-bottom: 0;
}

.process-step__number {
  font-family: 'JetBrains Mono', monospace;
  font-size: 36px;
  color: var(--amber);
  line-height: 1;
  padding-top: 0.15rem;
}

.process-step__body p {
  margin-top: 0.75rem;
  color: var(--grey);
  line-height: 1.7;
}

.cta-dark {
  background: var(--slate);
  padding: 5.5rem var(--section-px);
}

.cta-dark h2 {
  color: var(--offwhite);
  font-size: 28px;
}

.cta-dark p {
  color: rgba(245, 243, 239, 0.55);
  margin-top: 1rem;
  max-width: 520px;
}

.cta-dark .text-link {
  color: var(--offwhite);
  border-bottom-color: rgba(245, 243, 239, 0.4);
}

.tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tech-pill {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--slate);
  background: rgba(26, 31, 46, 0.05);
  border: 0.5px solid rgba(26, 31, 46, 0.12);
  padding: 6px 14px;
  letter-spacing: 0.04em;
  border-radius: 0;
}

.industry-tags {
  margin-top: 1rem;
}

.industry-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--grey);
  letter-spacing: 0.06em;
}

.team-initials {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--slate);
  color: var(--offwhite);
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.text-link {
  font-size: 14px;
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid var(--slate);
  padding-bottom: 2px;
}

.text-link:hover {
  opacity: 0.7;
}

.text-link--muted {
  border-bottom-color: rgba(26, 31, 46, 0.3);
}

.pullquote {
  border-left: var(--border-accent);
  padding: 0.25rem 0 0.25rem 1.5rem;
  margin: 2rem 0;
}

.pullquote p {
  font-family: 'Lora', Georgia, serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--slate);
  font-style: italic;
}

.article-body h2 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.article-body p {
  margin-bottom: 1rem;
  color: var(--grey);
}

.article-body p:first-child {
  color: var(--slate);
}

.article-body ul, .article-body ol {
  margin-bottom: 1rem;
  padding-left: 1.25rem;
  color: var(--grey);
}

.article-body li {
  margin-bottom: 0.5rem;
}

.article-body hr {
  border: none;
  border-top: var(--border);
  margin: 2.5rem 0;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--field-gap);
}

.form-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--label);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey);
  display: block;
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
  background: var(--offwhite);
  border: 0.5px solid rgba(26, 31, 46, 0.2);
  padding: 10px 12px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  color: var(--slate);
  width: 100%;
  outline: none;
  border-radius: 0;
  -webkit-appearance: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: rgba(26, 31, 46, 0.5);
}

.form-textarea {
  min-height: 160px;
  resize: vertical;
}

.btn {
  display: inline-block;
  background: var(--slate);
  color: var(--offwhite);
  font-family: 'DM Sans', sans-serif;
  font-size: var(--body-sm);
  padding: 11px 28px;
  border: none;
  border-radius: 0;
  cursor: pointer;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.btn:hover {
  background: #2d3448;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.insight-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 2rem;
  padding: 2rem 0;
  border-top: var(--border);
  text-decoration: none;
  color: inherit;
}

.insight-row:hover h3 {
  opacity: 0.7;
}

.insight-row__meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--label);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grey);
}

.insight-row__readtime {
  font-family: 'DM Sans', sans-serif;
  font-size: var(--body-sm);
  color: var(--grey);
  margin-top: 0.25rem;
  text-transform: none;
  letter-spacing: 0;
}

.cap-detail h3 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.cap-detail h3:first-of-type {
  margin-top: 0;
}

.cap-detail p {
  color: var(--grey);
  line-height: 1.7;
}

.cap-detail ul {
  color: var(--grey);
  padding-left: 1.25rem;
  margin-top: 0.5rem;
}

.cap-detail ul li {
  margin-bottom: 0.5rem;
  line-height: 1.7;
}

.cap-subtitle {
  font-family: 'Lora', Georgia, serif;
  font-size: var(--lede);
  color: var(--slate);
  margin-bottom: 1.5rem;
  font-style: italic;
}

.next-steps {
  max-width: 640px;
  margin-top: 0.75rem;
  color: var(--grey);
}

.footer {
  margin-top: auto;
  background: var(--slate);
  padding: 2.5rem var(--section-px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer__logo {
  display: block;
}

.footer__logo img {
  height: 24px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer__text {
  font-size: var(--body-sm);
  color: rgba(245, 243, 239, 0.5);
  line-height: 1.8;
}

.footer__links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer__link {
  font-size: 12px;
  color: rgba(245, 243, 239, 0.45);
  text-decoration: none;
}

.footer__link:hover {
  color: var(--offwhite);
}

.form-success {
  font-family: 'Lora', Georgia, serif;
  font-size: var(--lede);
  color: var(--slate);
  line-height: 1.6;
}

.mt-0  { margin-top: 0; }
.mt-1  { margin-top: 0.5rem; }
.mt-2  { margin-top: 1rem; }
.mt-3  { margin-top: 1.5rem; }
.mt-4  { margin-top: 2rem; }
.mt-5  { margin-top: 3rem; }
.mb-2  { margin-top: 1rem; }

@media (max-width: 768px) {
  :root {
    --h1-hero:   30px;
    --h1-page:   28px;
    --h2:        22px;
    --section-px: 1.25rem; /* override max() for mobile */
    --section-py: 2.5rem;
  }

  .hero {
    min-height: 70vh;
    padding: 4rem var(--section-px);
  }

  .hero-mark {
    display: none;
  }

  .card-grid--2col,
  .card-grid--3col {
    grid-template-columns: 1fr;
  }

  .card-grid--4col {
    grid-template-columns: repeat(2, 1fr);
  }

  .two-col--cap,
  .two-col--about,
  .two-col--contact {
    grid-template-columns: 1fr;
  }

  .insight-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .process-step {
    grid-template-columns: 48px 1fr;
    gap: 1.25rem;
  }

  .process-step__number {
    font-size: 28px;
  }

  .belief-strip {
    padding: 3.5rem var(--section-px);
  }

  .belief-strip__quote {
    font-size: 18px;
  }

  .industry-strip {
    padding: 3rem var(--section-px);
  }

  .cta-dark {
    padding: 3.5rem var(--section-px);
  }

  .nav__links {
    display: none;
    flex-direction: column;
    gap: 1rem;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--offwhite);
    padding: 1.5rem var(--section-px);
    border-bottom: var(--border);
    z-index: 100;
  }

  .nav__links[data-open] {
    display: flex;
  }

  .nav__hamburger {
    display: block;
  }

  .footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .footer__links {
    flex-wrap: wrap;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .card-grid--4col {
    grid-template-columns: 1fr;
  }
}