:root {
  --color-primary: #18181B;
  --color-secondary: #27272A;
  --color-accent: #F8FAFC;
  --color-neutral-dark: #09090B;
  --color-neutral-light: #FAFAFA;
  --color-muted: #71717A;
  --color-border: rgba(9, 9, 11, 0.12);
  --font-heading: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius: 12px;
  --max-w: 1200px;
}

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-neutral-dark);
  background: var(--color-neutral-light);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--color-secondary); }
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 600; line-height: 1.2; letter-spacing: -0.01em; color: var(--color-neutral-dark); margin: 0 0 0.75rem; }
h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.65rem, 3vw, 2.25rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1rem; }

.container { max-width: var(--max-w); margin-inline: auto; padding-inline: 1.25rem; }
.narrow { max-width: 760px; }

/* === Header === */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250, 250, 250, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: 0.75rem; gap: 1rem;
}
.logo { display: inline-flex; text-decoration: none; }
.logo img { height: 72px; width: auto; display: block; }
.nav-toggle {
  display: inline-flex; flex-direction: column; gap: 5px;
  background: none; border: 0; cursor: pointer; padding: 0.5rem;
}
.nav-toggle span {
  width: 24px; height: 2px; background: var(--color-neutral-dark);
  transition: transform 0.2s;
}
.primary-nav {
  display: none; flex-direction: column; gap: 0.5rem;
  position: absolute; top: 100%; left: 0; right: 0;
  background: var(--color-neutral-light);
  padding: 1rem 1.25rem; border-bottom: 1px solid var(--color-border);
}
.primary-nav.is-open { display: flex; }
.primary-nav a {
  text-decoration: none; padding: 0.5rem 0;
  color: var(--color-secondary); font-weight: 500;
}
.primary-nav a[aria-current="page"] { color: var(--color-neutral-dark); }

@media (min-width: 768px) {
  .logo img { height: 96px; }
  .nav-toggle { display: none; }
  .primary-nav {
    display: flex; flex-direction: row; gap: 2rem;
    position: static; background: transparent;
    padding: 0; border: 0;
  }
}

/* === Buttons === */
.btn {
  display: inline-block; padding: 0.85rem 1.6rem;
  border-radius: 999px; text-decoration: none;
  font-weight: 500; font-size: 0.95rem;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.15s, background 0.15s, color 0.15s;
}
.btn-primary { background: var(--color-neutral-dark); color: var(--color-neutral-light); }
.btn-primary:hover { background: var(--color-secondary); color: var(--color-neutral-light); }
.btn-accent { background: var(--color-neutral-light); color: var(--color-neutral-dark); }
.btn-accent:hover { background: var(--color-accent); }
.btn-ghost { background: transparent; color: var(--color-neutral-light); border-color: rgba(250,250,250,0.4); }
.btn-ghost:hover { background: rgba(250,250,250,0.1); }

/* === Hero === */
.hero { padding-block: 3rem 3rem; }
.hero-grid {
  display: grid; grid-template-columns: 1fr; gap: 2.5rem;
  align-items: center;
}
.hero-copy .eyebrow {
  text-transform: uppercase; letter-spacing: 0.14em;
  font-size: 0.78rem; color: var(--color-muted); margin: 0 0 1rem;
  font-weight: 500;
}
.hero-copy h1 { max-width: 18ch; }
.hero-copy .lede {
  font-size: 1.15rem; color: var(--color-secondary);
  max-width: 48ch; margin-block: 1rem 1.75rem;
}
.hero-media img {
  width: 100%; aspect-ratio: 4/5; object-fit: cover;
  border-radius: var(--radius);
}
.hero-grid.single { grid-template-columns: 1fr; text-align: center; }
.hero-copy.centered { margin-inline: auto; text-align: center; }
.hero-copy.centered h1, .hero-copy.centered .lede { margin-inline: auto; }

@media (min-width: 900px) {
  .hero { padding-block: 5.5rem 5rem; }
  .hero-grid { grid-template-columns: 1fr 1fr; gap: 4rem; }
  .section-split .hero-grid { grid-template-columns: 1fr 1fr; }
}

/* === Sections === */
.section { padding-block: 3.5rem; }
.section-head { text-align: center; margin-bottom: 2.5rem; }
.section-head .section-sub,
.section-sub {
  color: var(--color-muted); font-size: 1.05rem;
  max-width: 60ch; margin-inline: auto; margin-bottom: 0;
}
.section-intro { text-align: center; }
.section-intro .container p { max-width: 65ch; margin-inline: auto; }
.section-intro h2 { margin-bottom: 0.5rem; }
.visually-quiet {
  font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--color-muted); text-align: center; font-weight: 500;
  margin-bottom: 1.5rem;
}

@media (min-width: 900px) {
  .section { padding-block: 5.5rem; }
}

/* === Grid cards === */
.grid { display: grid; gap: 1.5rem; grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}
.card {
  background: var(--color-neutral-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: transform 0.2s, box-shadow 0.2s;
}
.card svg { color: var(--color-secondary); margin-bottom: 1rem; }
.card h3 { margin-bottom: 0.5rem; }
.card p { color: var(--color-secondary); font-size: 0.97rem; margin-bottom: 0; }
.card-link { text-decoration: none; color: inherit; display: block; }
.card-link:hover .card { transform: translateY(-2px); box-shadow: 0 12px 24px -18px rgba(0,0,0,0.25); }

/* === Quote === */
.section-quote { background: transparent; }
.section-quote blockquote {
  margin: 0; padding: 0; text-align: center;
  font-family: var(--font-heading);
}
.section-quote blockquote p {
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  line-height: 1.5; color: var(--color-neutral-dark);
  font-weight: 500; letter-spacing: -0.01em;
  max-width: 42ch; margin: 0 auto 1.25rem;
}
.section-quote cite {
  font-style: normal; font-size: 0.9rem;
  color: var(--color-muted); letter-spacing: 0.02em;
}

/* === CTA band === */
.cta-band {
  background: var(--color-neutral-dark);
  color: var(--color-neutral-light);
  padding-block: 4rem; text-align: center;
}
.cta-band h2 { color: var(--color-neutral-light); margin-bottom: 0.75rem; }
.cta-band p { color: rgba(250,250,250,0.75); max-width: 55ch; margin-inline: auto; margin-bottom: 1.75rem; }
.cta-band .btn-accent { background: var(--color-neutral-light); color: var(--color-neutral-dark); }

/* === Article detail === */
.article-detail {
  max-width: 65ch; margin-inline: auto;
  padding: 3rem 1.25rem 4rem;
}
.article-detail .eyebrow {
  text-transform: uppercase; letter-spacing: 0.14em;
  font-size: 0.78rem; color: var(--color-muted); font-weight: 500;
  margin: 0 0 1rem;
}
.article-detail h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15; margin-bottom: 1.25rem;
}
.article-detail .article-sub {
  font-size: 1.25rem; color: var(--color-secondary);
  line-height: 1.5; margin-bottom: 2rem;
}
.article-detail .article-hero-img,
.article-detail .article-inline-img {
  width: 100%; aspect-ratio: 16/9; object-fit: cover;
  margin-block: 2rem; border-radius: 8px;
}
.article-detail p {
  font-size: 1.125rem; line-height: 1.75; color: var(--color-neutral-dark);
  margin-block: 1.25rem;
}
.article-footer { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--color-border); }
.back-link {
  text-decoration: none; font-weight: 500;
  color: var(--color-secondary); font-size: 0.95rem;
}
.back-link:hover { color: var(--color-neutral-dark); }

/* === Contact form === */
.section-form .section-head { text-align: left; margin-bottom: 2rem; }
.section-form .section-head .section-sub { margin-inline: 0; }
.contact-form {
  background: var(--color-neutral-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  display: grid; gap: 1.25rem;
}
.form-row { display: grid; gap: 0.4rem; }
.form-row label { font-weight: 500; font-size: 0.9rem; color: var(--color-secondary); }
.form-row input, .form-row textarea {
  font: inherit; padding: 0.75rem 0.9rem;
  border: 1px solid var(--color-border); border-radius: 8px;
  background: #fff; color: var(--color-neutral-dark);
}
.form-row input:focus, .form-row textarea:focus {
  outline: 2px solid var(--color-neutral-dark); outline-offset: 1px;
}
.form-consent {
  display: flex; gap: 0.6rem; align-items: flex-start;
  font-size: 0.88rem; color: var(--color-secondary);
  line-height: 1.5;
}
.form-consent input { margin-top: 0.2rem; flex-shrink: 0; }
.contact-form button { justify-self: start; }

/* === Footer === */
.site-footer {
  background: var(--color-neutral-dark);
  color: rgba(250,250,250,0.85);
  padding-block: 3.5rem 1.5rem;
  margin-top: 3rem;
}
.footer-grid {
  display: grid; grid-template-columns: 1fr; gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(250,250,250,0.1);
}
.site-footer h3 {
  color: var(--color-neutral-light); font-size: 0.9rem;
  text-transform: uppercase; letter-spacing: 0.14em; margin-bottom: 1rem;
  font-weight: 500;
}
.site-footer a { color: rgba(250,250,250,0.85); text-decoration: none; }
.site-footer a:hover { color: var(--color-neutral-light); text-decoration: underline; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.5rem; }
.site-footer address { font-style: normal; margin-bottom: 1.25rem; line-height: 1.7; font-size: 0.93rem; }
.legal-links { margin-top: 1rem; font-size: 0.88rem; }
.logo-footer img { height: 60px; filter: invert(1) brightness(1.5); }
.tagline { color: rgba(250,250,250,0.65); font-size: 0.93rem; }
.copyright {
  padding-top: 1.5rem; font-size: 0.85rem;
  color: rgba(250,250,250,0.55); text-align: center;
}

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1.2fr; gap: 3rem; }
}

/* === Cookie banner === */
.cookie-banner {
  position: fixed; left: 1rem; right: 1rem; bottom: 1rem;
  display: none; z-index: 9999;
  background: var(--color-neutral-dark);
  color: var(--color-neutral-light);
  padding: 1.25rem 1.5rem; border-radius: var(--radius);
  box-shadow: 0 20px 40px -12px rgba(0,0,0,0.35);
  max-width: 640px; margin-inline: auto;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 1rem; font-size: 0.93rem; line-height: 1.55; }
.cookie-banner__actions {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
}
.cookie-banner__actions .btn { padding: 0.6rem 1.1rem; font-size: 0.88rem; }
.cookie-banner__prefs {
  display: grid; gap: 0.5rem; margin-top: 1rem;
  padding-top: 1rem; border-top: 1px solid rgba(250,250,250,0.15);
}
.cookie-banner__prefs label { display: flex; gap: 0.5rem; align-items: center; font-size: 0.9rem; }
.cookie-banner__prefs button { margin-top: 0.5rem; justify-self: start; }