:root {
  --color-primary: #4F46E5;
  --color-secondary: #6366F1;
  --color-accent: #F97316;
  --color-neutral-dark: #312E81;
  --color-neutral-light: #EEF2FF;
  --color-text: #1F1B45;
  --color-muted: #5B5A82;
  --color-border: rgba(49, 46, 129, 0.14);
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --container: 1180px;
  --radius: 12px;
}

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font-body); color: var(--color-text); background: #fff; line-height: 1.6; font-size: 16px; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-family: var(--font-heading); color: var(--color-neutral-dark); line-height: 1.2; margin: 0 0 1rem; font-weight: 600; }
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1rem; }

/* === Layout === */
.container { max-width: var(--container); margin-inline: auto; padding-inline: 1.25rem; }
.container--center { text-align: center; }
.section { padding-block: 4rem; }
.section--narrow-inner, .section--narrow .container { max-width: 820px; }
.section--narrow .container { margin-inline: auto; }
.section--tint { background: var(--color-neutral-light); }
.section--tall { padding-block: 6rem; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.78rem; font-weight: 600; color: var(--color-primary); margin: 0 0 0.75rem; }
.lede { font-size: 1.15rem; color: var(--color-muted); max-width: 56ch; }

/* === Header === */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, 0.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--color-border); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 0.75rem; }
.logo img { height: 72px; width: auto; display: block; }
.logo--footer img { height: 72px; }
.nav-toggle { background: none; border: 0; color: var(--color-neutral-dark); cursor: pointer; padding: 0.5rem; }
.site-nav { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--color-border); padding: 1rem 1.25rem; gap: 0.75rem; }
.site-nav.is-open { display: flex; }
.site-nav a { color: var(--color-neutral-dark); font-weight: 500; padding: 0.5rem 0; }
.site-nav a[aria-current="page"] { color: var(--color-primary); }

/* === Hero (split) === */
.hero { padding-block: 3rem 4rem; }
.hero-split__grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; align-items: center; }
.hero-split__text h1 { margin-top: 0.25rem; }
.hero-split__image img { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: var(--radius); box-shadow: 0 30px 60px -30px rgba(49, 46, 129, 0.35); }

/* === Buttons === */
.btn { display: inline-block; padding: 0.85rem 1.6rem; border-radius: 999px; font-weight: 600; font-size: 0.98rem; border: 1px solid transparent; cursor: pointer; transition: transform 0.15s ease, box-shadow 0.15s ease; }
.btn:hover { text-decoration: none; transform: translateY(-1px); box-shadow: 0 10px 24px -12px rgba(79, 70, 229, 0.45); }
.btn--primary { background: var(--color-primary); color: #fff; }
.btn--accent { background: var(--color-accent); color: #fff; }

/* === Intro split === */
.intro-split { display: grid; grid-template-columns: 1fr; gap: 2rem; align-items: center; margin-top: 1.5rem; }
.intro-split img { border-radius: var(--radius); aspect-ratio: 4/3; object-fit: cover; }

/* === Cards grid === */
.grid { display: grid; gap: 1.5rem; margin-top: 2rem; }
.grid--cards { grid-template-columns: 1fr; }
.card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius); padding: 1.75rem; transition: transform 0.15s ease, box-shadow 0.15s ease; }
.card__icon { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 10px; background: var(--color-neutral-light); color: var(--color-primary); margin-bottom: 1rem; }
.card h3 { margin-bottom: 0.5rem; }
.card p { color: var(--color-muted); margin: 0; }
a.card-link { display: block; color: inherit; }
a.card-link:hover { text-decoration: none; transform: translateY(-2px); box-shadow: 0 20px 40px -24px rgba(49, 46, 129, 0.3); }
a.card-link h3 { color: var(--color-neutral-dark); }

/* === Testimonial === */
.testimonial { margin: 2rem 0 0; padding: 2rem; background: var(--color-neutral-light); border-left: 4px solid var(--color-accent); border-radius: var(--radius); }
.testimonial p { font-family: var(--font-heading); font-size: 1.2rem; line-height: 1.55; color: var(--color-neutral-dark); font-style: italic; margin-bottom: 1rem; }
.testimonial cite { font-style: normal; font-weight: 600; color: var(--color-muted); font-size: 0.95rem; }

/* === CTA band === */
.cta-band { background: var(--color-primary); color: #fff; padding-block: 3.5rem; }
.cta-band__inner { display: grid; grid-template-columns: 1fr; gap: 1.5rem; align-items: center; }
.cta-band h2 { color: #fff; margin-bottom: 0.5rem; }
.cta-band p { color: rgba(255, 255, 255, 0.85); margin: 0; }

/* === Article detail === */
.article { max-width: 65ch; margin-inline: auto; padding: 3rem 1.25rem 4rem; }
.article__header { margin-bottom: 1.5rem; }
.article__header h1 { font-size: clamp(2rem, 4vw, 3rem); line-height: 1.15; margin-bottom: 1rem; }
.article__sub { font-size: 1.2rem; color: var(--color-muted); }
.article__hero { aspect-ratio: 16/9; object-fit: cover; margin-block: 2rem; border-radius: var(--radius); width: 100%; }
.article h2 { margin-top: 2.5rem; font-size: 1.6rem; }
.article p { font-size: 1.1rem; line-height: 1.75; margin-block: 1.25rem; }
.article__cta { margin-top: 3rem; padding: 2rem; background: var(--color-neutral-light); border-radius: var(--radius); text-align: center; }
.article__cta h2 { margin-top: 0; font-size: 1.4rem; }
.article__footer { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--color-border); }
.back-link { font-weight: 600; color: var(--color-primary); }

/* === Contact form === */
.contact-form { display: grid; gap: 1.25rem; margin-top: 1.5rem; max-width: 620px; }
.form-row { display: grid; gap: 0.4rem; }
.form-row label { font-weight: 600; color: var(--color-neutral-dark); font-size: 0.95rem; }
.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-text); }
.form-row input:focus, .form-row textarea:focus { outline: 2px solid var(--color-primary); outline-offset: 1px; border-color: var(--color-primary); }
.form-consent { display: flex; gap: 0.6rem; align-items: flex-start; font-size: 0.9rem; color: var(--color-muted); }
.form-consent input { margin-top: 0.25rem; }
.form-success { padding: 1rem 1.25rem; background: var(--color-neutral-light); border-left: 4px solid var(--color-primary); border-radius: 6px; }

/* === Footer === */
.site-footer { background: var(--color-neutral-dark); color: rgba(238, 242, 255, 0.85); padding-block: 3rem 1.5rem; margin-top: 4rem; }
.site-footer__grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
.site-footer h3 { color: #fff; font-size: 1rem; font-family: var(--font-body); font-weight: 600; margin-bottom: 0.75rem; }
.site-footer a { color: rgba(238, 242, 255, 0.85); display: block; padding-block: 0.25rem; }
.site-footer a:hover { color: #fff; }
.site-footer__nav a { padding-block: 0.35rem; }
.site-footer address { font-style: normal; line-height: 1.7; }
.site-footer__legal { margin-top: 1rem; font-size: 0.9rem; }
.site-footer__legal a { display: inline; padding: 0; }
.site-footer__copy { border-top: 1px solid rgba(255, 255, 255, 0.14); margin-top: 2rem; padding-top: 1.5rem; font-size: 0.88rem; color: rgba(238, 242, 255, 0.6); }
.logo--footer img { filter: brightness(0) invert(1); opacity: 0.95; }

/* === 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 50px -20px rgba(0, 0, 0, 0.5); max-width: 640px; margin-inline: auto; }
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 0.9rem; font-size: 0.95rem; line-height: 1.55; }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.cookie-banner__actions button { font: inherit; padding: 0.55rem 1rem; border-radius: 999px; border: 1px solid rgba(255, 255, 255, 0.2); background: transparent; color: var(--color-neutral-light); cursor: pointer; font-size: 0.9rem; }
.cookie-banner__actions button[data-cookie-accept] { background: var(--color-accent); border-color: var(--color-accent); color: #fff; font-weight: 600; }
.cookie-banner__prefs { display: grid; gap: 0.5rem; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid rgba(255, 255, 255, 0.15); }
.cookie-banner__prefs label { display: flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; }
.cookie-banner__prefs button { justify-self: start; margin-top: 0.5rem; padding: 0.5rem 1rem; border-radius: 999px; background: var(--color-primary); color: #fff; border: 0; font: inherit; cursor: pointer; font-weight: 600; }

/* === Responsive === */
@media (min-width: 640px) {
  .grid--cards { grid-template-columns: repeat(2, 1fr); }
  .cta-band__inner { grid-template-columns: 1fr auto; gap: 2rem; }
  .intro-split { grid-template-columns: 1.1fr 0.9fr; gap: 3rem; }
  .intro-split--reverse img { order: -1; }
}

@media (min-width: 768px) {
  .logo img { height: 96px; }
  .logo--footer img { height: 80px; }
  .nav-toggle { display: none; }
  .site-nav { display: flex; flex-direction: row; position: static; padding: 0; background: transparent; border: 0; gap: 1.75rem; }
  .site-nav a { padding: 0; }
  .hero-split__grid { grid-template-columns: 1fr 1fr; gap: 4rem; }
  .hero { padding-block: 5rem 6rem; }
  .section { padding-block: 5rem; }
  .grid--cards { grid-template-columns: repeat(3, 1fr); }
  .grid--two { grid-template-columns: repeat(2, 1fr); }
  .grid--three { grid-template-columns: repeat(3, 1fr); }
  .site-footer__grid { grid-template-columns: 1.2fr 1fr 1.2fr; gap: 3rem; }
}

@media (min-width: 1024px) {
  .hero-split__grid { gap: 5rem; }
}