@font-face {
  font-family: "Newsreader";
  src: url("fonts/news.woff2") format("woff2");
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Newsreader";
  src: url("fonts/news-it.woff2") format("woff2");
  font-weight: 400 500;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("fonts/inter.woff2") format("woff2");
  font-weight: 400 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("fonts/mono.woff2") format("woff2");
  font-weight: 400 500;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: light dark;

  --paper: #f6f4ef;
  --paper-2: #edeae2;
  --ink: #15171a;
  --ink-2: #45484e;
  --ink-3: #6b6e74;
  --line: #d8d3c8;
  --accent: #2747d6;
  --accent-hover: #1d37b0;
  --on-accent: #ffffff;

  --invert-bg: #15171a;
  --invert-ink: #f6f4ef;
  --invert-ink-2: #b9bbbf;
  --invert-line: #33363c;
  --invert-accent: #8ea0ff;
  --invert-field: #1d2024;

  --logo-ink: var(--ink);
  --logo-accent: var(--accent);

  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --gutter: clamp(1rem, 4vw, 2.5rem);
  --section-space: clamp(4rem, 9vw, 7.5rem);
  --radius: 6px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #111316;
    --paper-2: #181b1f;
    --ink: #eceae4;
    --ink-2: #b4b6ba;
    --ink-3: #8c8f95;
    --line: #2a2e34;
    --accent: #7c8fff;
    --accent-hover: #9cabff;
    --on-accent: #0b0d12;

    --invert-bg: #181b1f;
    --invert-ink: #eceae4;
    --invert-ink-2: #b4b6ba;
    --invert-line: #30343a;
    --invert-accent: #8ea0ff;
    --invert-field: #111316;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;

  --paper: #111316;
  --paper-2: #181b1f;
  --ink: #eceae4;
  --ink-2: #b4b6ba;
  --ink-3: #8c8f95;
  --line: #2a2e34;
  --accent: #7c8fff;
  --accent-hover: #9cabff;
  --on-accent: #0b0d12;

  --invert-bg: #181b1f;
  --invert-ink: #eceae4;
  --invert-ink-2: #b4b6ba;
  --invert-line: #30343a;
  --invert-accent: #8ea0ff;
  --invert-field: #111316;
}

:root[data-theme="light"] {
  color-scheme: light;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 500;
  color: var(--ink);
  text-wrap: balance;
}

h1 em,
h2 em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

p {
  margin: 0;
  text-wrap: pretty;
}

a {
  color: inherit;
}

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

.mono {
  font-family: var(--mono);
  font-size: 0.92em;
  letter-spacing: -0.01em;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -3rem;
  z-index: 100;
  padding: 0.5rem 0.9rem;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  text-decoration: none;
}

.skip-link:focus {
  top: 0.75rem;
}

.wrap {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.eyebrow,
.section-label,
.tags,
.step-num,
.service-num,
.ficha-head,
.ficha dt,
.channels span {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.3rem;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--on-accent);
  font: 500 1rem/1.2 var(--sans);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.button:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.button:active {
  transform: translateY(1px);
}

.button-small {
  padding: 0.55rem 0.95rem;
  font-size: 0.9375rem;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.3em;
  transition: text-decoration-color 0.15s ease, color 0.15s ease;
}

.link-arrow:hover {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 4.25rem;
}

.brand {
  display: inline-flex;
  flex-shrink: 0;
}

.brand-logo {
  display: block;
  height: 1.75rem;
  width: auto;
  aspect-ratio: 8819 / 1983;
}

.site-nav {
  display: none;
  gap: 1.75rem;
  margin-left: auto;
  font-size: 0.9375rem;
}

.site-nav a {
  color: var(--ink-2);
  text-decoration: none;
  transition: color 0.15s ease;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-left: auto;
}

.theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink-2);
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.theme-toggle[hidden] {
  display: none;
}

.theme-toggle:hover {
  color: var(--ink);
  border-color: var(--ink-3);
}

.theme-toggle svg {
  width: 1.15rem;
  height: 1.15rem;
}

:root[data-theme="dark"] .icon-moon,
:root:not([data-theme="dark"]) .icon-sun {
  display: none;
}

@media (min-width: 860px) {
  .site-nav {
    display: flex;
  }

  .header-actions {
    margin-left: 0;
  }
}

.hero {
  padding-block: clamp(3rem, 7vw, 5.5rem) var(--section-space);
}

.hero-grid {
  display: grid;
  gap: clamp(2rem, 4vw, 3rem) clamp(3rem, 6vw, 5rem);
}

.hero-head .eyebrow {
  margin-bottom: 1.5rem;
}

.hero h1 {
  max-width: 13em;
  font-size: clamp(2.6rem, 1.3rem + 5.2vw, 5.6rem);
  font-weight: 450;
  line-height: 1.02;
  letter-spacing: -0.025em;
}

.lede {
  max-width: 36rem;
  font-size: clamp(1.125rem, 1rem + 0.4vw, 1.3125rem);
  line-height: 1.55;
  color: var(--ink-2);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.75rem;
  margin-top: 2.5rem;
}

.ficha {
  align-self: start;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper);
}

.ficha-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1.1rem;
  border-bottom: 1px solid var(--ink);
  color: var(--ink);
}

.ficha-mark {
  width: 1.05rem;
  height: auto;
  aspect-ratio: 56 / 52;
}

.ficha dl {
  margin: 0;
}

.ficha dl > div {
  display: grid;
  grid-template-columns: 6.75rem 1fr;
  gap: 0.75rem;
  padding: 0.7rem 1.1rem;
  border-top: 1px solid var(--line);
}

.ficha dl > div:first-child {
  border-top: 0;
}

.ficha dt {
  padding-top: 0.15rem;
}

.ficha dd {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.45;
}

@media (min-width: 1000px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr) 23rem;
    align-items: start;
  }

  .hero-head {
    grid-column: 1 / -1;
  }

  .hero-body {
    padding-top: 0.5rem;
  }
}

.section {
  padding-block: var(--section-space);
  border-top: 1px solid var(--line);
}

.section-label {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

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

.section-head {
  display: grid;
  gap: 1.25rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head h2,
.section-head-stack h2,
.contact h2 {
  font-size: clamp(2rem, 1.3rem + 2.6vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.section-head h2 {
  max-width: 20ch;
}

@media (min-width: 900px) {
  .section-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 3fr);
    align-items: baseline;
  }
}

.audiences {
  display: grid;
  gap: 1rem;
}

.audience {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: clamp(1.5rem, 3vw, 2rem);
  background: var(--paper-2);
  border-radius: var(--radius);
}

.audience h3 {
  font-size: 1.6rem;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.audience p {
  color: var(--ink-2);
}

.audience .tags {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--ink-3);
  line-height: 1.6;
}

@media (min-width: 800px) {
  .audiences {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .audience h3 {
    min-height: 2.3em;
  }
}

.services {
  border-bottom: 1px solid var(--line);
}

.service {
  display: grid;
  gap: 0.75rem 2rem;
  padding-block: clamp(1.75rem, 3.5vw, 2.5rem);
  border-top: 1px solid var(--line);
}

.service-num {
  padding-top: 0.55rem;
  color: var(--accent);
}

.service-main h3 {
  font-size: clamp(1.6rem, 1.3rem + 1vw, 2.1rem);
  line-height: 1.1;
  letter-spacing: -0.015em;
}

.service-main p {
  max-width: 34rem;
  margin-top: 0.75rem;
  color: var(--ink-2);
}

.service-examples {
  display: grid;
  gap: 0.45rem;
  align-content: start;
  padding-top: 0.4rem;
  font-size: 0.9375rem;
  color: var(--ink-2);
}

.service-examples li {
  position: relative;
  padding-left: 1.1rem;
}

.service-examples li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--accent);
}

@media (min-width: 900px) {
  .service {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.9fr) minmax(0, 1.1fr);
  }
}

.steps {
  display: grid;
  gap: 2.25rem;
  counter-reset: step;
}

.step {
  position: relative;
  padding-top: 1.5rem;
  border-top: 1px solid var(--ink);
}

.step::before {
  content: "";
  position: absolute;
  top: -0.3rem;
  left: 0;
  width: 0.6rem;
  height: 0.6rem;
  background: var(--accent);
}

.step h3 {
  margin-top: 0.6rem;
  font-size: 1.75rem;
  line-height: 1.1;
}

.step p {
  margin-top: 0.75rem;
  color: var(--ink-2);
}

@media (min-width: 700px) {
  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2.75rem 2rem;
  }
}

@media (min-width: 1050px) {
  .steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.tech {
  display: grid;
  gap: 2.5rem;
}

.tech-text {
  display: grid;
  gap: 1rem;
  align-content: start;
  color: var(--ink-2);
}

.principles {
  border-top: 1px solid var(--line);
}

.principles li {
  position: relative;
  padding: 1.15rem 0 1.15rem 1.25rem;
  border-bottom: 1px solid var(--line);
}

.principles li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.62rem;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--accent);
}

.principles h3 {
  font-size: 1.3rem;
  line-height: 1.25;
}

.principles p {
  margin-top: 0.35rem;
  font-size: 0.9375rem;
  color: var(--ink-2);
}

@media (min-width: 900px) {
  .tech {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.55fr) minmax(0, 1.45fr);
    gap: 3rem 2rem;
  }

  .tech-text {
    grid-column: 2;
  }

  .principles {
    grid-column: 3;
  }
}

.faq-grid {
  display: grid;
  gap: 2.5rem;
}

.section-head-stack {
  display: grid;
  gap: 1.25rem;
  align-content: start;
}

.section-head-stack h2 {
  max-width: 12ch;
}

.faq {
  border-top: 1px solid var(--line);
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.25rem;
  font-family: var(--serif);
  font-size: clamp(1.2rem, 1.1rem + 0.4vw, 1.4rem);
  font-weight: 500;
  line-height: 1.3;
  cursor: pointer;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  flex-shrink: 0;
  font-family: var(--mono);
  font-size: 1.1rem;
  color: var(--accent);
  transition: transform 0.2s ease;
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

.faq details p {
  max-width: 40rem;
  padding-bottom: 1.5rem;
  color: var(--ink-2);
}

@media (min-width: 900px) {
  .faq-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr);
    gap: 4rem;
  }
}

.contact {
  padding-block: var(--section-space);
  background: var(--invert-bg);
  color: var(--invert-ink);
}

.contact h2 {
  color: var(--invert-ink);
}

.contact .section-label {
  color: var(--invert-ink-2);
}

.contact .section-label span {
  color: var(--invert-accent);
}

.contact-grid {
  display: grid;
  gap: 3rem;
}

.contact-copy {
  display: grid;
  gap: 1.25rem;
  align-content: start;
}

.contact-copy > p {
  max-width: 30rem;
  color: var(--invert-ink-2);
}

.channels {
  margin-top: 1.25rem;
  border-top: 1px solid var(--invert-line);
}

.channels li {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: 1rem;
  align-items: baseline;
  padding-block: 0.85rem;
  border-bottom: 1px solid var(--invert-line);
}

.channels span {
  color: var(--invert-ink-2);
}

.channels a {
  overflow-wrap: anywhere;
  text-decoration: none;
  transition: color 0.15s ease;
}

.channels a:hover {
  color: var(--invert-accent);
}

.composer {
  display: grid;
  gap: 1.25rem;
  padding: clamp(1.5rem, 3.5vw, 2.25rem);
  border: 1px solid var(--invert-line);
  border-radius: var(--radius);
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field label {
  font-size: 0.9375rem;
  font-weight: 500;
}

.optional {
  font-weight: 400;
  color: var(--invert-ink-2);
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--invert-line);
  border-radius: var(--radius);
  background: var(--invert-field);
  color: var(--invert-ink);
  font: inherit;
  font-size: 1rem;
  line-height: 1.5;
  transition: border-color 0.15s ease;
}

.field textarea {
  resize: vertical;
  min-height: 8rem;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--invert-ink-2);
  opacity: 0.75;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--invert-accent);
}

.composer-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  margin-top: 0.25rem;
}

.button-light {
  background: var(--invert-ink);
  border-color: var(--invert-ink);
  color: var(--invert-bg);
}

.button-light:hover {
  background: var(--invert-accent);
  border-color: var(--invert-accent);
  color: #0b0d12;
}

.contact .link-arrow {
  color: var(--invert-ink);
  text-decoration-color: var(--invert-line);
}

.contact .link-arrow:hover {
  color: var(--invert-accent);
}

.contact :focus-visible {
  outline-color: var(--invert-accent);
}

.composer-note {
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--invert-ink-2);
}

@media (min-width: 960px) {
  .contact-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 5rem;
  }
}

.site-footer {
  padding-block: 3.5rem 2rem;
  font-size: 0.9375rem;
  color: var(--ink-2);
}

.footer-grid {
  display: grid;
  gap: 2rem;
  padding-bottom: 2.5rem;
}

.footer-brand {
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.footer-brand .brand-logo {
  height: 1.6rem;
}

.footer-legal {
  display: grid;
  gap: 0.2rem;
}

.footer-legal strong {
  font-weight: 500;
  color: var(--ink);
}

.footer-links {
  display: grid;
  gap: 0.35rem;
  align-content: start;
}

.footer-links a,
.footer-bottom a {
  text-decoration: none;
  transition: color 0.15s ease;
}

.footer-links a:hover,
.footer-bottom a:hover {
  color: var(--accent);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-size: 0.8125rem;
  color: var(--ink-3);
}

@media (min-width: 800px) {
  .footer-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.5fr) minmax(0, 0.7fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
  }
}