@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@500;700&family=Space+Grotesk:wght@500;600;700&display=swap");

:root {
  --ink: #0b0e14;
  --paper: #fafaf7;
  --slate: #5a6072;
  --impact: #2348ff;
  --impact-on: #ffffff;
  --coral: #ff5436;
  --cyan: #00d1b2;
  --line: #e6e6e0;
  --paper-strong: #ffffff;
  --shadow: 0 18px 48px rgba(11, 14, 20, 0.12);
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(90deg, rgba(11, 14, 20, 0.035) 1px, transparent 1px) 50% 0 / min(104px, 18vw) 100%,
    var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

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

a:not(.button):not(.brand):hover {
  color: var(--impact);
}

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

button,
input,
textarea,
select {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--impact);
  outline-offset: 2px;
}

.skip-link {
  left: 16px;
  padding: 10px 14px;
  position: fixed;
  top: 12px;
  transform: translateY(-140%);
  z-index: 100;
  background: var(--impact);
  color: var(--impact-on);
  font-weight: 700;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(230, 230, 224, 0.86);
  background: rgba(250, 250, 247, 0.92);
  backdrop-filter: blur(18px);
}

.nav {
  align-items: center;
  display: flex;
  gap: 24px;
  min-height: 76px;
}

.brand {
  align-items: center;
  display: inline-flex;
  gap: 10px;
  margin-right: auto;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border: 2px solid var(--ink);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

.brand-mark span {
  border: 1px solid var(--ink);
}

.brand-mark span:nth-child(2) {
  background: var(--impact);
}

.nav-links {
  align-items: center;
  display: flex;
  gap: 24px;
}

.nav-links a {
  color: var(--slate);
  font-size: 0.94rem;
  font-weight: 700;
}

.nav-links a[aria-current="page"] {
  color: var(--ink);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: transparent;
  color: var(--ink);
}

.button {
  align-items: center;
  border: 2px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  gap: 10px;
  justify-content: center;
  min-height: 44px;
  padding: 11px 18px;
  font-weight: 800;
  line-height: 1.1;
  transition: transform 180ms ease-out, box-shadow 180ms ease-out, border-color 180ms ease-out, background 180ms ease-out;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.button.primary {
  background: var(--impact);
  color: var(--impact-on);
}

.button.secondary {
  border-color: var(--ink);
  background: transparent;
  color: var(--ink);
}

.button.ghost {
  border-color: var(--line);
  background: transparent;
  color: var(--ink);
}

.button.dark {
  border-color: var(--paper);
  background: var(--paper);
  color: var(--ink);
}

.eyebrow {
  color: var(--impact);
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.3;
  text-transform: uppercase;
}

.section {
  padding: 96px 0;
}

.section.tight {
  padding: 64px 0;
}

.section.dark {
  background: var(--ink);
  color: var(--paper);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.55fr);
  gap: 48px;
  margin-bottom: 42px;
}

.section-head p {
  color: var(--slate);
  margin-top: 12px;
}

.dark .section-head p {
  color: rgba(250, 250, 247, 0.72);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.08;
  margin: 0;
  overflow-wrap: anywhere;
}

h1 {
  font-size: clamp(3.05rem, 8vw, 4rem);
}

h2 {
  font-size: clamp(2.2rem, 5vw, 2.44rem);
}

h3 {
  font-size: clamp(1.45rem, 3vw, 1.95rem);
}

h4 {
  font-size: 1.35rem;
}

p {
  margin: 0;
}

.lede {
  color: var(--slate);
  font-size: 1.25rem;
  line-height: 1.55;
  max-width: 760px;
}

.grid {
  display: grid;
  gap: 24px;
}

.grid > *,
.section-head > *,
.hero-grid > *,
.split > *,
.feature-row > *,
.cta-inner > *,
.footer-grid > * {
  min-width: 0;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.58);
  padding: 26px;
  transition: border-color 180ms ease-out, transform 180ms ease-out, box-shadow 180ms ease-out;
}

.card:hover {
  border-color: var(--impact);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.card p {
  color: var(--slate);
  margin-top: 12px;
}

.meta {
  align-items: center;
  color: var(--slate);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--slate);
  display: inline-flex;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1;
  padding: 8px 10px;
  text-transform: uppercase;
}

.arrow-link {
  align-items: center;
  color: var(--impact);
  display: inline-flex;
  gap: 8px;
  font-weight: 800;
  margin-top: 20px;
}

.hero {
  padding: 86px 0 0;
}

.hero-grid {
  align-items: end;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.66fr);
  gap: 48px;
}

.hero h1 {
  margin-top: 16px;
  max-width: 820px;
  text-transform: lowercase;
}

.hero .lede {
  margin-top: 22px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.hero-visual {
  border: 1px solid var(--line);
  border-radius: 8px 8px 0 0;
  min-height: 480px;
  overflow: hidden;
  position: relative;
  background: var(--ink);
}

.hero-visual img {
  height: 100%;
  min-height: 480px;
  object-fit: cover;
  width: 100%;
}

.method-card .number {
  color: var(--impact);
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 800;
  margin-bottom: 54px;
}

.capability-card {
  min-height: 265px;
}

.capability-icon {
  align-items: center;
  border: 2px solid var(--ink);
  border-radius: 4px;
  display: inline-flex;
  height: 42px;
  justify-content: center;
  margin-bottom: 26px;
  width: 42px;
}

.capability-icon::before {
  background: var(--impact);
  content: "";
  display: block;
  height: 16px;
  width: 16px;
}

.case-card .metric {
  color: var(--impact);
  display: block;
  font-family: var(--font-display);
  font-size: 3.05rem;
  font-weight: 700;
  line-height: 0.95;
  margin-bottom: 18px;
}

.cta-band {
  background: var(--ink);
  color: var(--paper);
  padding: 72px 0;
}

.cta-inner {
  align-items: center;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
}

.cta-inner .eyebrow {
  color: var(--cyan);
}

.cta-inner p {
  color: rgba(250, 250, 247, 0.72);
  margin-top: 12px;
  max-width: 680px;
}

.page-hero {
  border-bottom: 1px solid var(--line);
  padding: 86px 0 72px;
}

.page-hero h1 {
  max-width: 900px;
  margin-top: 16px;
}

.page-hero .lede {
  margin-top: 22px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(300px, 0.45fr);
  gap: 48px;
}

.stack {
  display: grid;
  gap: 24px;
}

.feature-row {
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(220px, 0.36fr) minmax(0, 1fr);
  gap: 32px;
  padding: 38px 0;
}

.feature-row h2,
.feature-row h3 {
  margin-top: 4px;
}

.feature-row p + p {
  margin-top: 14px;
}

.feature-row ul,
.prose ul {
  margin: 16px 0 0;
  padding-left: 20px;
}

.feature-row li,
.prose li {
  margin: 8px 0;
}

.form {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 7px;
}

.field label {
  font-weight: 800;
}

.field input,
.field textarea,
.search-input {
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--paper-strong);
  color: var(--ink);
  min-height: 48px;
  padding: 12px 14px;
  width: 100%;
}

.field textarea {
  min-height: 150px;
  resize: vertical;
}

.note {
  color: var(--slate);
  font-size: 0.9rem;
}

.success-message {
  border: 1px solid var(--cyan);
  border-radius: 4px;
  color: var(--ink);
  display: none;
  font-weight: 700;
  padding: 14px;
}

.success-message[data-visible="true"] {
  display: block;
}

.archive-shell {
  display: grid;
  gap: 24px;
}

.search-panel {
  border: 2px solid var(--ink);
  border-radius: 8px;
  background: var(--paper-strong);
  padding: 24px;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.filter-button {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  cursor: pointer;
  min-height: 36px;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.filter-button[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.article-body {
  max-width: 760px;
}

.prose {
  color: var(--ink);
}

.prose p,
.prose blockquote {
  margin-top: 20px;
}

.prose h2 {
  font-size: 2rem;
  margin-top: 46px;
}

.ai-box {
  border: 2px solid var(--ink);
  border-radius: 8px;
  margin: 34px 0;
  padding: 22px;
  background: var(--paper-strong);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 46px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  justify-content: flex-end;
}

.footer-links a {
  color: var(--slate);
  font-weight: 700;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 980px) {
  .nav-toggle {
    align-items: center;
    display: inline-flex;
    justify-content: center;
  }

  .nav-links {
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    left: 0;
    padding: 14px 16px 24px;
    position: fixed;
    right: 0;
    top: 76px;
  }

  .nav-links[data-open="true"] {
    display: flex;
  }

  .nav-links a {
    border-bottom: 1px solid var(--line);
    padding: 15px 0;
  }

  .nav .button {
    display: none;
  }

  .nav-links .mobile-cta {
    display: inline-flex;
    margin-top: 16px;
  }

  .hero-grid,
  .section-head,
  .split,
  .feature-row,
  .cta-inner,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual,
  .hero-visual img {
    min-height: 340px;
  }

  .grid.four,
  .grid.three,
  .grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (min-width: 981px) {
  .mobile-cta {
    display: none;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 32px, 1240px);
  }

  .section,
  .page-hero {
    padding: 64px 0;
  }

  .hero {
    padding-top: 58px;
  }

  .grid.four,
  .grid.three,
  .grid.two {
    grid-template-columns: 1fr;
  }

  .brand {
    font-size: 1rem;
  }

  .brand-mark {
    width: 30px;
    height: 30px;
  }

  .hero-visual,
  .hero-visual img {
    min-height: 300px;
  }

  .button {
    width: 100%;
  }

  .actions .button,
  .cta-inner .button {
    width: 100%;
  }
}