:root {
  --color-primary: #2563EB;
  --color-secondary: #3B82F6;
  --color-accent: #F97316;
  --color-neutral-dark: #1E40AF;
  --color-neutral-light: #EFF6FF;
  --ink: #0F172A;
  --ink-muted: #475569;
  --surface: #FFFFFF;
  --border: rgba(30, 64, 175, 0.14);
  --shadow-sm: 0 2px 20px rgba(30, 64, 175, 0.06);
  --shadow-md: 0 20px 40px -20px rgba(30, 64, 175, 0.25);
  --shadow-lg: 0 30px 60px -30px rgba(15, 23, 42, 0.35);
  --radius: 16px;
  --radius-lg: 24px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

/* === Base === */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-neutral-dark); }
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--ink); letter-spacing: -0.02em; line-height: 1.2; margin: 0 0 0.75rem; font-weight: 700; }
h1 { font-size: clamp(2.25rem, 5vw, 4rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1rem; }

.container { max-width: 1180px; margin-inline: auto; padding-inline: 1.25rem; }
.container.narrow { max-width: 780px; }

/* === Header / nav === */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(239, 246, 255, 0.72);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: background .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 24px -18px rgba(15, 23, 42, 0.25);
  border-bottom-color: var(--border);
}
.nav-inner {
  max-width: 1180px; margin-inline: auto; padding: 0.75rem 1.25rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.logo img { height: 72px; width: auto; display: block; }
.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; padding: 0;
  background: transparent; border: 1px solid var(--border); border-radius: 12px;
  color: var(--color-neutral-dark); cursor: pointer;
}
.primary-nav { display: none; }
.primary-nav.is-open { display: flex; flex-direction: column; gap: 0.25rem; position: absolute; left: 1rem; right: 1rem; top: calc(100% + 0.5rem); background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 0.75rem; box-shadow: var(--shadow-md); }
.primary-nav a { padding: 0.75rem 0.9rem; border-radius: 10px; color: var(--ink); font-weight: 500; }
.primary-nav a:hover, .primary-nav a[aria-current="page"] { color: var(--color-primary); background: var(--color-neutral-light); }
.primary-nav .nav-cta { background: var(--color-primary); color: #fff; margin-top: .25rem; text-align: center; }
.primary-nav .nav-cta:hover { background: var(--color-neutral-dark); color: #fff; }

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .primary-nav { display: flex; align-items: center; gap: 0.25rem; position: static; padding: 0; box-shadow: none; border: none; background: transparent; }
  .primary-nav a { padding: 0.6rem 0.9rem; position: relative; }
  .primary-nav a:not(.nav-cta)::after {
    content: ""; position: absolute; left: 0.9rem; right: 0.9rem; bottom: 0.35rem;
    height: 2px; background: var(--color-primary);
    transform: scaleX(0); transform-origin: left;
    transition: transform .25s var(--ease);
  }
  .primary-nav a:not(.nav-cta):hover::after,
  .primary-nav a[aria-current="page"]::after { transform: scaleX(1); }
  .primary-nav .nav-cta { margin-left: 0.5rem; padding: 0.55rem 1rem; border-radius: 10px; }
  .logo img { height: 96px; }
}

/* === Buttons === */
.btn {
  display: inline-block; padding: 0.85rem 1.5rem; border-radius: 12px; font-weight: 600;
  font-family: var(--font-body); font-size: 1rem; cursor: pointer; border: 1px solid transparent;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark));
  color: #fff; box-shadow: 0 10px 24px -12px rgba(37, 99, 235, 0.6);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px -12px rgba(37, 99, 235, 0.75); color: #fff; }
.btn-ghost { background: transparent; color: var(--color-neutral-dark); border-color: var(--border); }
.btn-ghost:hover { background: var(--color-neutral-light); transform: translateY(-2px); }
.btn:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 3px; }

/* === Hero (centered) === */
.hero {
  position: relative;
  padding: 4rem 1rem 3rem;
  text-align: center;
  background:
    radial-gradient(80% 60% at 50% 0%, rgba(249, 115, 22, 0.10), transparent 60%),
    linear-gradient(180deg, var(--color-neutral-light), #fff);
  overflow: hidden;
}
.hero-inner { max-width: 980px; margin-inline: auto; }
.hero .eyebrow { font-size: 0.85rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-primary); margin-bottom: 1rem; }
.hero h1 { max-width: 22ch; margin-inline: auto; }
.hero .lede { max-width: 52ch; margin: 1.25rem auto 1.75rem; font-size: 1.15rem; color: var(--ink-muted); }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; }
.hero-figure { margin: 3rem auto 0; max-width: 1080px; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.hero-figure img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
@media (min-width: 768px) { .hero { padding: 6rem 1rem 4rem; } }

/* === Section basics === */
.section { padding: 3.5rem 0; }
@media (min-width: 768px) { .section { padding: 5rem 0; } }
.section-head { text-align: center; max-width: 780px; margin: 0 auto 2.5rem; }
.section-head .sub, .intro .sub { color: var(--ink-muted); font-size: 1.05rem; }
.section-title { text-align: center; }
.intro { text-align: center; }
.intro p { max-width: 65ch; margin-inline: auto; }

/* === Grid + cards === */
.grid { display: grid; gap: 1.25rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid.grid-2, .grid.grid-3, .grid.grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) {
  .grid.grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid.grid-4 { grid-template-columns: repeat(4, 1fr); }
}
.card {
  display: block;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.75rem; box-shadow: var(--shadow-sm);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(37, 99, 235, 0.25); }
.card h3 { margin-bottom: 0.5rem; }
.card p { color: var(--ink-muted); margin: 0; }
.card .icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--color-neutral-light); color: var(--color-primary);
  margin-bottom: 1rem;
}
.card-link { text-decoration: none; color: inherit; }
.card-link h3 { color: var(--color-neutral-dark); }

/* === Testimonial === */
.testimonial { background: var(--color-neutral-light); }
.testimonial blockquote { margin: 0 auto; max-width: 720px; text-align: center; }
.testimonial blockquote p { font-family: var(--font-heading); font-size: clamp(1.25rem, 2.4vw, 1.65rem); line-height: 1.4; color: var(--ink); font-weight: 500; }
.testimonial cite { display: block; margin-top: 1rem; font-style: normal; color: var(--ink-muted); font-size: 0.95rem; }

/* === Stats band === */
.stats-band { background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark)); color: #fff; }
.stats-band h2, .stats-band .sub { color: #fff; }
.stats-band .sub { opacity: 0.85; }
.stats .stat { background: rgba(255, 255, 255, 0.08); border: 1px solid rgba(255, 255, 255, 0.18); border-radius: var(--radius); padding: 1.75rem; backdrop-filter: blur(6px); }
.stats .stat-num { font-family: var(--font-heading); font-size: clamp(1.35rem, 2.4vw, 1.7rem); color: var(--color-accent); font-weight: 700; margin-bottom: 0.5rem; line-height: 1.2; }
.stats .stat p { color: rgba(255, 255, 255, 0.86); margin: 0; }

/* === CTA band === */
.cta-band { text-align: center; background: var(--color-neutral-light); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.cta-band h2 { color: var(--color-neutral-dark); }
.cta-band p { color: var(--ink-muted); max-width: 55ch; margin-inline: auto; }

/* === FAQ === */
.faq details { border: 1px solid var(--border); border-radius: 12px; padding: 1rem 1.25rem; background: #fff; margin-bottom: 0.75rem; transition: box-shadow .2s var(--ease); }
.faq details[open] { box-shadow: var(--shadow-sm); }
.faq summary { font-family: var(--font-heading); font-weight: 600; color: var(--color-neutral-dark); cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; font-weight: 400; color: var(--color-primary); font-size: 1.25rem; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin-top: 0.75rem; color: var(--ink-muted); }

/* === Contact === */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1.1fr 1fr; align-items: start; } }
.contact-cards { grid-template-columns: 1fr; }
@media (min-width: 560px) { .contact-cards { grid-template-columns: repeat(2, 1fr); } }
.contact-form label { display: block; margin-bottom: 1rem; }
.contact-form label > span { display: block; font-weight: 600; margin-bottom: 0.4rem; color: var(--color-neutral-dark); font-size: 0.95rem; }
.contact-form input,
.contact-form textarea {
  width: 100%; padding: 0.75rem 0.9rem; border-radius: 10px; border: 1px solid var(--border);
  font-family: var(--font-body); font-size: 1rem; background: #fff; color: var(--ink);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.contact-form input:focus,
.contact-form textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15); }
.contact-form textarea { resize: vertical; }

/* === Footer === */
.site-footer { background: #0B1E4A; color: rgba(255, 255, 255, 0.86); padding: 3rem 0 1.5rem; margin-top: 3rem; }
.site-footer h4 { color: #fff; font-size: 1rem; margin-bottom: 1rem; }
.site-footer a { color: rgba(255, 255, 255, 0.86); }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.2fr 1fr 1.2fr; } }
.footer-logo img { height: 60px; width: auto; filter: brightness(0) invert(1); margin-bottom: 0.75rem; }
.site-footer nav a { display: block; padding: 0.3rem 0; }
.site-footer address { font-style: normal; line-height: 1.7; margin-bottom: 1rem; }
.legal-links { font-size: 0.85rem; opacity: 0.8; }
.tagline { opacity: 0.85; }
.copyright { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid rgba(255, 255, 255, 0.1); font-size: 0.85rem; opacity: 0.75; text-align: center; }

/* === Reveal on scroll === */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); will-change: opacity, transform; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* === 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: var(--shadow-lg); max-width: 640px; margin-inline: auto;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 1rem; font-size: 0.95rem; }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.cookie-banner button {
  padding: 0.55rem 1rem; border-radius: 10px; border: 1px solid transparent;
  font-family: var(--font-body); font-size: 0.9rem; font-weight: 600; cursor: pointer;
  background: rgba(255, 255, 255, 0.12); color: var(--color-neutral-light);
  transition: background .2s var(--ease);
}
.cookie-banner button:hover { background: rgba(255, 255, 255, 0.2); }
.cookie-banner button[data-cookie-accept] { background: var(--color-accent); color: #fff; }
.cookie-banner button[data-cookie-accept]:hover { background: #EA6A0F; }
.cookie-banner__prefs { margin-top: 1rem; display: flex; flex-direction: column; gap: 0.5rem; }
.cookie-banner__prefs label { display: flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; }
.cookie-banner__prefs button { align-self: flex-start; margin-top: 0.5rem; }