@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/fonts/inter-variable.woff2") format("woff2");
}

@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("/fonts/space-grotesk-variable.woff2") format("woff2");
}

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

:root {
  --cream: #f3f0e6;
  --tint: #ebe7da;
  --paper: #faf8f2;
  --ink: #17140f;
  --amber: #f5a623;

  --bg: var(--cream);
  --surface: var(--paper);
  --text: var(--ink);
  --muted: #5c5649;
  --line: rgba(23, 20, 15, 0.16);
  --line-strong: rgba(23, 20, 15, 0.55);
  --accent: var(--amber);
  /* Amber text on cream is about 2:1; this darker amber reaches 4.7:1. */
  --accent-text: #9a5b00;
  --check: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2317140f' stroke-width='3' stroke-linecap='square'><path d='M5 12l5 5L20 7'/></svg>");

  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-display: "Space Grotesk", var(--font-body);
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --header-h: 64px;
}

/* Inverted blocks: every component below reads these tokens. */
.section-ink,
.cta-band,
.site-footer,
.hero-panel,
.case-aside {
  --bg: var(--ink);
  --surface: #211d17;
  --text: var(--cream);
  --muted: #b5ad9c;
  --line: rgba(243, 240, 230, 0.16);
  --line-strong: rgba(243, 240, 230, 0.5);
  --accent-text: var(--amber);
  background: var(--bg);
  color: var(--text);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: var(--ink); }

/* The container edges draw the vertical guide lines of the page grid. */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 40px;
  border-inline: 1px solid var(--line);
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.1;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); letter-spacing: -0.035em; line-height: 1.02; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.75rem); letter-spacing: -0.025em; }
h3 { font-size: 1.2rem; font-weight: 500; letter-spacing: -0.01em; }

p { margin: 0 0 1em; }

a { color: inherit; }

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

.accent {
  color: var(--text);
  text-decoration: none;
  background: linear-gradient(transparent 64%, var(--accent) 64%, var(--accent) 90%, transparent 90%);
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

a.accent:hover { background: var(--accent); }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: 1.4em;
}

.eyebrow::before,
.hero-facts li::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  background: var(--accent);
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: stretch;
  height: var(--header-h);
  padding: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 24px;
  border-right: 1px solid var(--line);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
}


.brand-mark { width: 24px; height: 24px; fill: var(--accent); }
.brand-mark .dim { fill: var(--text); }

.site-nav {
  display: flex;
  margin-left: auto;
}

.site-nav a,
.lang-switch {
  display: flex;
  align-items: center;
  padding: 0 20px;
  border-left: 1px solid var(--line);
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.15s, background-color 0.15s;
}

.lang-switch {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
}

.site-nav a:hover,
.lang-switch:hover {
  color: var(--text);
  background: var(--tint);
}

.header-inner .btn {
  min-height: 0;
  padding: 0 24px;
  border: 0;
  background: var(--ink);
  color: var(--cream);
}

.header-inner .btn:hover { background: var(--accent); color: var(--ink); }

/* The header touches the viewport top, so draw focus rings inside each cell. */
.site-header :focus-visible { outline-offset: -4px; }
.header-inner .btn:focus-visible { outline-color: var(--accent); }

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 24px;
  border: 1px solid var(--text);
  border-radius: 0;
  font: inherit;
  font-weight: 500;
  font-size: 0.95rem;
  line-height: 1.3;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}

.btn:disabled { opacity: 0.6; cursor: wait; }

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--ink);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
}

.btn-primary:hover,
.btn-ghost:hover {
  background: var(--text);
  border-color: var(--text);
  color: var(--bg);
}

/* Hero */

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

.hero > .container { padding-block: 104px 88px; }

.hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 64px;
  align-items: end;
}

.lead {
  max-width: 600px;
  font-size: 1.15rem;
  color: var(--muted);
  margin-bottom: 2em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  list-style: none;
  padding: 0;
  margin: 48px 0 0;
  background: var(--line);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--muted);
}

.hero-facts li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg);
}

/* Hero panel */

.hero-panel { padding: 28px; }

.panel-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.panel-dot {
  flex: none;
  width: 8px;
  height: 8px;
  background: #4ade80;
}

.panel-compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 12px;
  align-items: stretch;
}

.panel-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px;
  border: 1px solid var(--line);
}

.panel-stat strong {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.12rem;
  line-height: 1.2;
}

.panel-stat span { font-size: 0.85rem; color: var(--muted); }

.panel-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.panel-stat.after {
  --muted: var(--ink);
  background: var(--accent);
  border-color: var(--accent);
  color: var(--ink);
}

.panel-arrow {
  align-self: center;
  color: var(--accent);
  font-size: 1.4rem;
  line-height: 1;
}

.panel-list {
  list-style: none;
  padding: 0;
  margin: 20px 0;
  display: grid;
  gap: 10px;
  font-size: 0.92rem;
}

.panel-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.panel-list li::before,
.why-item::before,
.contact-next li::before {
  content: "";
  flex: none;
  background: var(--accent) var(--check) center / 60% no-repeat;
}

.panel-list li::before {
  width: 20px;
  height: 20px;
  margin-top: 2px;
}

.panel-link {
  color: var(--accent-text);
  font-weight: 500;
  font-size: 0.92rem;
  text-underline-offset: 3px;
}

/* Sections */

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

.section > .container { padding-block: 104px; }

.section-alt {
  --bg: var(--tint);
  background: var(--bg);
}

.section h2 { max-width: 620px; margin-bottom: 1.4em; }
.section h2.wide { max-width: none; }

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px 64px;
  align-items: end;
  margin-bottom: 56px;
}

.section-head h2 { margin-bottom: 0; }

.section-head p {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0;
  max-width: 440px;
}

/* Shared-border grids: the 1px gap shows the line colour between cells. */
.grid,
.steps {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

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

.card {
  background: var(--bg);
  padding: 36px;
  transition: background-color 0.15s;
}

.card:hover { background: var(--surface); }

.card p { color: var(--muted); margin: 0; }

.card-icon {
  width: 44px;
  height: 44px;
  padding: 10px;
  background: var(--accent);
  stroke: var(--ink);
  stroke-width: 1.6;
  fill: none;
  stroke-linecap: square;
  stroke-linejoin: miter;
  margin-bottom: 32px;
}

.see-also {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 32px 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.see-also a {
  padding: 6px 14px;
  border: 1px solid var(--line-strong);
  color: var(--text);
  text-decoration: none;
  transition: background-color 0.15s, color 0.15s;
}

.see-also a:hover { background: var(--text); color: var(--bg); }

/* Steps */

.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.steps li {
  background: var(--bg);
  padding: 28px 24px 32px;
}

.step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 48px;
  background: var(--accent);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.steps p { color: var(--muted); font-size: 0.95rem; margin: 0; }

/* Why */

.why-split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 48px 80px;
  align-items: start;
}

.why-split h2 { margin-bottom: 0.6em; }

.why-split .section-intro {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0;
  max-width: 420px;
}

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

.why-item {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 20px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.why-item::before {
  width: 32px;
  height: 32px;
  margin-top: 2px;
}

.why-item h3 { margin-bottom: 0.3em; }
.why-item p { color: var(--muted); font-size: 0.95rem; margin: 0; }

/* Case feature */

.case-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  border: 1px solid var(--line);
  background: var(--surface);
}

.case-body { padding: 48px; }

.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}

.case-tags li {
  padding: 4px 10px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.case-body h3 { font-size: 1.75rem; font-weight: 400; letter-spacing: -0.02em; }

.case-body p { color: var(--muted); }

.case-body .btn { margin-top: 8px; }

.case-aside {
  display: grid;
  grid-auto-rows: 1fr;
}

.case-stat {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 28px 36px;
  border-top: 1px solid var(--line);
}

.case-stat:first-child { border-top: 0; }

.case-stat strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 2.1rem;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--accent-text);
  margin-bottom: 6px;
}

.case-stat span { color: var(--muted); font-size: 0.92rem; }

/* CTA band (subpages) */

.cta-band { text-align: center; }

.cta-band .eyebrow { justify-content: center; }

.cta-band > .container { padding-block: 120px; }

.cta-band h2 {
  max-width: 760px;
  margin: 0 auto 0.5em;
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
}

.cta-band p { color: var(--muted); margin-bottom: 2em; }

/* Contact (landing) */

.contact-split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 64px;
  align-items: start;
}

.contact-copy h2 { max-width: none; margin-bottom: 0.6em; }

.contact-copy > p { color: var(--muted); font-size: 1.1rem; }

.contact-next {
  list-style: none;
  padding: 0;
  margin: 32px 0 0;
  display: grid;
  gap: 16px;
}

.contact-next li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.contact-next li::before {
  width: 24px;
  height: 24px;
  margin-top: 2px;
}

.contact-next strong { display: block; font-weight: 600; }
.contact-next span { color: var(--muted); font-size: 0.92rem; }

.contact-alt { margin-top: 32px; margin-bottom: 0.4em; }

.contact-alt a {
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.contact-privacy { font-size: 0.85rem; color: var(--muted); margin-bottom: 0; }

.form-card {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  padding: 36px;
}

/* Contact form */

.contact-form {
  max-width: 480px;
  margin: 0 auto;
  text-align: left;
}

.form-card .contact-form { max-width: none; }

.form-field { margin-bottom: 18px; }

.form-field label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.88rem;
  font-weight: 500;
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 0;
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--text);
  font: inherit;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--text);
  box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.5);
}

.form-field textarea { resize: vertical; }

.cf-turnstile { margin-bottom: 16px; }

.form-error {
  color: #b42318;
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.contact-form button { width: 100%; }

/* Footer */

.site-footer {
  font-size: 0.9rem;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-block: 36px;
}

.footer-inner nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }

.footer-inner a {
  color: var(--muted);
  text-decoration: none;
}

.footer-inner a:hover { color: var(--text); }

/* Case study */

.prose > * { max-width: 720px; }
.section .prose h2 { margin-bottom: 0.6em; }
.prose p { color: var(--muted); }
.prose p + h3 { margin-top: 1.6em; }

.callout {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  padding: 28px 32px;
  margin: 2em 0;
}

.callout h3 { margin: 0 0 0.5em; }
.callout p { margin: 0; }

/* Client logo: the SVG is white, so render it in ink on cream. */

.client-logo { display: inline-block; margin-bottom: 24px; }

.client-logo img {
  display: block;
  height: 30px;
  width: auto;
  filter: brightness(0);
}

/* Responsive */

@media (max-width: 960px) {
  .site-nav { display: none; }
  .brand { border-right: 0; }
  .lang-switch { margin-left: auto; }
  .hero-split,
  .section-head,
  .why-split,
  .case-feature,
  .contact-split {
    grid-template-columns: 1fr;
  }
  .hero-split { gap: 48px; }
  .hero-visual { max-width: 560px; }
  .case-aside { grid-template-columns: repeat(3, 1fr); grid-auto-rows: auto; }
  .case-stat { padding: 24px; border-top: 0; border-left: 1px solid var(--line); }
  .case-stat:first-child { border-left: 0; }
  .case-stat strong { font-size: 1.6rem; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .container { padding-inline: 20px; }
  .header-inner { padding: 0; }
  .brand { padding: 0 16px; }
  .lang-switch { padding: 0 14px; }
  .header-inner .btn { padding: 0 16px; font-size: 0.88rem; }
  .hero > .container { padding-block: 64px 56px; }
  .section > .container { padding-block: 72px; }
  .cta-band > .container { padding-block: 80px; }
  .grid-2,
  .steps { grid-template-columns: 1fr; }
  .card { padding: 28px; }
  .step-num { margin-bottom: 24px; }
  .panel-compare { grid-template-columns: 1fr; }
  .panel-arrow { transform: rotate(90deg); justify-self: center; }
  .hero-panel { padding: 20px; }
  .case-body { padding: 28px; }
  .case-aside { grid-template-columns: 1fr; }
  .case-stat { padding: 24px 28px; border-left: 0; border-top: 1px solid var(--line); }
  .form-card { padding: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .card, .see-also a, .site-nav a, .lang-switch { transition: none; }
}