:root {
  --color-primary: #475569;
  --color-secondary: #64748B;
  --color-accent: #2563EB;
  --color-neutral-dark: #1E293B;
  --color-neutral-light: #F8FAFC;
  --color-border: rgba(30, 41, 59, 0.12);
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --container: 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);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-neutral-dark);
  background: var(--color-neutral-light);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { padding: 0; list-style: none; margin: 0; }
button { font-family: inherit; cursor: pointer; }

/* === Typography === */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-neutral-dark);
  line-height: 1.2;
  font-weight: 600;
  margin: 0 0 1rem;
}
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); margin-bottom: 1.25rem; }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1rem; }
.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  margin: 0 0 1rem;
}
.lede { font-size: 1.125rem; color: var(--color-secondary); max-width: 52ch; }

/* === Container === */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.25rem;
  width: 100%;
}
.narrow { max-width: 720px; margin-inline: auto; padding-inline: 1.25rem; }

/* === Header === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 252, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1rem;
  gap: 1rem;
}
.logo { display: inline-block; }
.logo img { height: 72px; width: auto; }
.logo--footer img { height: 64px; }

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 8px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-neutral-dark);
  border-radius: 2px;
}
.primary-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-neutral-light);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 1.25rem 1.5rem;
}
.primary-nav.is-open { display: block; }
.primary-nav ul { display: flex; flex-direction: column; gap: 0.75rem; }
.primary-nav a {
  color: var(--color-neutral-dark);
  font-weight: 500;
  padding: 0.5rem 0;
  display: inline-block;
}
.primary-nav a[aria-current="page"] { color: var(--color-accent); }

@media (min-width: 900px) {
  .logo img { height: 96px; }
  .logo--footer img { height: 80px; }
  .nav-toggle { display: none; }
  .primary-nav {
    display: block;
    position: static;
    background: transparent;
    border: 0;
    padding: 0;
  }
  .primary-nav ul { flex-direction: row; gap: 1.75rem; }
}

/* === Hero split === */
.hero { padding-block: 3rem; }
.hero-split__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
.hero-split__text { order: 1; }
.hero-split__media { order: 2; }
.hero-split__media img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
.hero__cta { margin-top: 2rem; }
.hero-split__text--full { max-width: 720px; }

@media (min-width: 900px) {
  .hero { padding-block: 5rem; }
  .hero-split__grid { grid-template-columns: 1fr 1fr; gap: 4rem; }
  .hero-split__text { order: 1; }
  .hero-split__media { order: 2; }
}

/* === Buttons === */
.btn {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
  border: 1px solid transparent;
  text-align: center;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn--primary {
  background: var(--color-neutral-dark);
  color: var(--color-neutral-light);
}
.btn--primary:hover { background: var(--color-primary); }
.btn--accent {
  background: var(--color-accent);
  color: #fff;
}
.btn--accent:hover { background: #1d4fd8; }

/* === Sections === */
.section { padding-block: 3.5rem; }
.section--intro { padding-block: 3rem; }
.section__header { text-align: center; max-width: 640px; margin: 0 auto 2.5rem; }
.section__sub { color: var(--color-secondary); font-size: 1.05rem; }
.section__title-center { text-align: center; }

@media (min-width: 900px) {
  .section { padding-block: 5rem; }
}

/* === Cards grid === */
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 700px) {
  .cards--3 { grid-template-columns: repeat(3, 1fr); }
  .cards--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1000px) {
  .cards--4 { grid-template-columns: repeat(4, 1fr); }
}
.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  display: block;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
.card p { color: var(--color-secondary); margin-bottom: 0; }
.card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.card-link { text-decoration: none; }
.card-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px -25px rgba(30, 41, 59, 0.3);
  border-color: rgba(37, 99, 235, 0.35);
  text-decoration: none;
}

/* === Split section === */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
.split__media img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
@media (min-width: 900px) {
  .split { grid-template-columns: 1fr 1fr; gap: 4rem; }
}

/* === Testimonial === */
.section--testimonial { background: #fff; }
.testimonial {
  margin: 0;
  text-align: center;
  padding: 2rem 0;
}
.testimonial p {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2.2vw, 1.6rem);
  line-height: 1.5;
  color: var(--color-neutral-dark);
  font-style: italic;
  margin-bottom: 1.5rem;
}
.testimonial cite {
  font-style: normal;
  font-size: 0.95rem;
  color: var(--color-secondary);
  letter-spacing: 0.02em;
}

/* === CTA band === */
.cta-band {
  background: var(--color-neutral-dark);
  color: var(--color-neutral-light);
  padding-block: 3.5rem;
}
.cta-band h2 { color: var(--color-neutral-light); }
.cta-band p { color: rgba(248, 250, 252, 0.75); margin-bottom: 0; }
.cta-band__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
}
@media (min-width: 900px) {
  .cta-band { padding-block: 4.5rem; }
  .cta-band__inner { grid-template-columns: 1fr auto; gap: 3rem; }
}

/* === Contact form === */
.contact-form { display: grid; gap: 1.25rem; }
.form-row { display: flex; flex-direction: column; gap: 0.4rem; }
.form-row label { font-weight: 500; font-size: 0.95rem; }
.form-row input, .form-row textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: #fff;
  color: var(--color-neutral-dark);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}
.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--color-secondary);
}
.form-consent input { margin-top: 0.25rem; }
.contact-form button[type="submit"] { justify-self: start; }

/* === Footer === */
.site-footer {
  background: var(--color-neutral-dark);
  color: rgba(248, 250, 252, 0.75);
  padding-top: 3rem;
  margin-top: 2rem;
}
.site-footer h3 {
  color: var(--color-neutral-light);
  font-size: 1rem;
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.site-footer a { color: rgba(248, 250, 252, 0.85); }
.site-footer a:hover { color: #fff; }
.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}
.footer-tagline { font-family: var(--font-heading); font-size: 1.05rem; color: rgba(248, 250, 252, 0.9); }
.site-footer nav ul { display: flex; flex-direction: column; gap: 0.5rem; }
.site-footer address { font-style: normal; margin-bottom: 1rem; line-height: 1.7; }
.legal-links { display: flex; flex-direction: column; gap: 0.4rem; font-size: 0.9rem; }
.site-footer__base {
  border-top: 1px solid rgba(248, 250, 252, 0.12);
  padding-block: 1.25rem;
  font-size: 0.85rem;
  color: rgba(248, 250, 252, 0.55);
}
@media (min-width: 800px) {
  .site-footer__grid { grid-template-columns: 1.4fr 1fr 1.2fr; gap: 3rem; padding-bottom: 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);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  box-shadow: 0 20px 60px -20px rgba(0, 0, 0, 0.45);
  max-width: 640px;
  margin-inline: auto;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { color: rgba(248, 250, 252, 0.9); font-size: 0.92rem; margin-bottom: 1rem; }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.cookie-banner__actions button {
  border: 1px solid rgba(248, 250, 252, 0.25);
  background: transparent;
  color: var(--color-neutral-light);
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
}
.cookie-banner__actions button[data-cookie-accept] {
  background: var(--color-accent);
  border-color: var(--color-accent);
}
.cookie-banner__prefs {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(248, 250, 252, 0.15);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.cookie-banner__prefs label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}
.cookie-banner__prefs [data-cookie-save] {
  align-self: flex-start;
  background: var(--color-neutral-light);
  color: var(--color-neutral-dark);
  border: 0;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
}