:root {
  --color-primary: #6366F1;
  --color-secondary: #818CF8;
  --color-accent: #10B981;
  --color-neutral-dark: #312E81;
  --color-neutral-light: #F5F3FF;
  --font-heading: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-soft: 0 2px 20px rgba(49, 46, 129, 0.06);
  --shadow-lift: 0 20px 60px -20px rgba(49, 46, 129, 0.25);
}

/* === Base === */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-neutral-dark);
  background: #ffffff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-neutral-dark);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 1rem;
  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; }
a { color: var(--color-primary); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--color-neutral-dark); }
img { max-width: 100%; height: auto; display: block; }

.container { width: 100%; max-width: 1180px; margin-inline: auto; padding-inline: 1.25rem; }
.container.narrow { max-width: 780px; }
.container.center { text-align: center; }
.eyebrow {
  text-transform: uppercase;
  font-size: .8rem;
  letter-spacing: .12em;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

/* === Header === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid rgba(49, 46, 129, 0.08);
  transition: background .2s var(--ease), box-shadow .2s var(--ease);
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 30px -20px rgba(49, 46, 129, 0.3);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: .75rem;
  gap: 1rem;
}
.logo { display: inline-flex; align-items: center; }
.logo img { height: 72px; width: auto; }
@media (min-width: 768px) { .logo img { height: 96px; } }

.primary-nav {
  display: none;
  align-items: center;
  gap: 1.75rem;
}
.primary-nav a {
  position: relative;
  color: var(--color-neutral-dark);
  font-weight: 500;
  font-size: .95rem;
}
.primary-nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -4px;
  width: 100%; height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s var(--ease);
}
.primary-nav a:hover::after,
.primary-nav a[aria-current="page"]::after { transform: scaleX(1); }
.primary-nav .nav-cta {
  background: var(--color-primary);
  color: #fff;
  padding: .55rem 1.1rem;
  border-radius: 999px;
  font-weight: 600;
}
.primary-nav .nav-cta::after { display: none; }
.primary-nav .nav-cta:hover { background: var(--color-neutral-dark); color: #fff; }

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  background: transparent;
  border: 1px solid rgba(49, 46, 129, 0.15);
  border-radius: 10px;
  cursor: pointer;
  padding: 0 10px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-neutral-dark);
  transition: transform .2s var(--ease), opacity .2s;
}
@media (min-width: 900px) {
  .primary-nav { display: flex; }
  .nav-toggle { display: none; }
}
@media (max-width: 899px) {
  .primary-nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(49, 46, 129, 0.08);
    box-shadow: 0 20px 40px -20px rgba(49, 46, 129, 0.2);
    display: none;
  }
  .primary-nav.is-open { display: flex; }
  .primary-nav a { padding: .75rem 0; border-bottom: 1px solid rgba(49, 46, 129, 0.06); }
  .primary-nav a::after { display: none; }
  .primary-nav .nav-cta { margin-top: .75rem; text-align: center; }
}

/* === Hero === */
.hero {
  position: relative;
  padding-block: 4rem 3rem;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(180deg, var(--color-neutral-light) 0%, #ffffff 100%);
}
.hero-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 20%, rgba(129, 140, 248, 0.25), transparent 60%),
              radial-gradient(circle at 80% 40%, rgba(16, 185, 129, 0.1), transparent 55%);
  pointer-events: none;
  z-index: 0;
}
.hero .container { position: relative; z-index: 1; }
.hero h1 { max-width: 22ch; margin-inline: auto; font-weight: 700; }
.hero-sub {
  font-size: 1.15rem;
  color: rgba(49, 46, 129, 0.75);
  max-width: 52ch;
  margin: 1rem auto 1.75rem;
}
.hero-ctas {
  display: flex;
  gap: .75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.hero-image {
  margin-top: 2rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lift);
  aspect-ratio: 16/9;
  background: var(--color-neutral-light);
}
.hero-image img { width: 100%; height: 100%; object-fit: cover; }
@media (min-width: 768px) {
  .hero { padding-block: 6rem 4rem; }
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
  font-family: var(--font-body);
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  box-shadow: 0 10px 30px -10px rgba(99, 102, 241, 0.55);
}
.btn-primary:hover { transform: translateY(-2px); color: #fff; box-shadow: 0 16px 40px -12px rgba(99, 102, 241, 0.6); }
.btn-ghost {
  background: transparent;
  color: var(--color-neutral-dark);
  border-color: rgba(49, 46, 129, 0.2);
}
.btn-ghost:hover { background: var(--color-neutral-light); color: var(--color-neutral-dark); transform: translateY(-2px); }
.btn-accent {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 10px 30px -10px rgba(16, 185, 129, 0.55);
}
.btn-accent:hover { transform: translateY(-2px); color: #fff; background: #0ea371; }
.btn:focus-visible { outline: 3px solid rgba(99, 102, 241, 0.4); outline-offset: 3px; }

/* === Sections === */
.section { padding-block: 4rem; }
.section-alt { background: var(--color-neutral-light); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 2.5rem; }
.section-head p { color: rgba(49, 46, 129, 0.7); }
@media (min-width: 768px) { .section { padding-block: 5.5rem; } }

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

/* === Cards grid === */
.cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 600px) { .cards-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .cards-grid.three { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1100px) {
  .cards-grid:not(.three) { grid-template-columns: repeat(4, 1fr); }
}
.card {
  background: #fff;
  border: 1px solid rgba(49, 46, 129, 0.08);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-soft);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.card-icon {
  display: inline-flex;
  width: 44px; height: 44px;
  border-radius: 12px;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(16, 185, 129, 0.15));
  color: var(--color-primary);
  margin-bottom: 1rem;
}
.card h3 { margin-bottom: .5rem; }
.card p { color: rgba(49, 46, 129, 0.75); margin: 0; font-size: .95rem; }

/* === Testimonial === */
.testimonial-section { background: var(--color-neutral-light); }
.testimonial {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  line-height: 1.45;
  color: var(--color-neutral-dark);
  font-weight: 500;
}
.testimonial p { margin-bottom: 1.25rem; }
.testimonial cite {
  display: block;
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 500;
  font-style: normal;
  color: rgba(49, 46, 129, 0.7);
}

/* === CTA band === */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark));
  color: #fff;
  padding-block: 4rem;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 30%, rgba(16, 185, 129, 0.25), transparent 55%);
  pointer-events: none;
}
.cta-band .container { position: relative; z-index: 1; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255, 255, 255, 0.85); max-width: 52ch; margin: 0 auto 1.75rem; }

/* === FAQ === */
.faq-list { display: flex; flex-direction: column; gap: .75rem; }
.faq-list details {
  background: #fff;
  border: 1px solid rgba(49, 46, 129, 0.1);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  transition: box-shadow .2s var(--ease);
}
.faq-list details[open] { box-shadow: var(--shadow-soft); }
.faq-list summary {
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-neutral-dark);
  list-style: none;
  padding-right: 1.5rem;
  position: relative;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: '+';
  position: absolute;
  right: 0; top: 50%;
  transform: translateY(-50%);
  color: var(--color-primary);
  font-size: 1.4rem;
  transition: transform .2s var(--ease);
}
.faq-list details[open] summary::after { content: '−'; }
.faq-list details p { margin: .75rem 0 0; color: rgba(49, 46, 129, 0.8); font-size: .95rem; }

/* === Contact form === */
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-row { display: flex; flex-direction: column; gap: .35rem; }
.form-row label {
  font-weight: 500;
  font-size: .9rem;
  color: var(--color-neutral-dark);
}
.contact-form input,
.contact-form textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: .75rem .9rem;
  border: 1px solid rgba(49, 46, 129, 0.15);
  border-radius: 10px;
  background: #fff;
  color: var(--color-neutral-dark);
  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 4px rgba(99, 102, 241, 0.15);
}
.form-consent {
  display: flex;
  align-items: flex-start;
  gap: .55rem;
  font-size: .85rem;
  color: rgba(49, 46, 129, 0.8);
  line-height: 1.5;
}
.form-consent input { margin-top: .2rem; }
.contact-form .btn { align-self: flex-start; }

/* === Footer === */
.site-footer {
  background: var(--color-neutral-dark);
  color: rgba(245, 243, 255, 0.85);
  padding-block: 3.5rem 1.5rem;
  margin-top: 3rem;
}
.site-footer h3 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: .1em;
}
.site-footer a { color: rgba(245, 243, 255, 0.85); }
.site-footer a:hover { color: #fff; }
.site-footer .logo img { filter: brightness(0) invert(1); }
.footer-tagline { margin-top: .75rem; font-size: .95rem; color: rgba(245, 243, 255, 0.7); }
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.2fr 1fr 1.3fr; } }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .5rem; }
.site-footer address { font-style: normal; line-height: 1.7; margin-bottom: 1rem; }
.legal-links { margin-top: 1rem; font-size: .85rem; }
.copyright {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: .85rem;
  color: rgba(245, 243, 255, 0.6);
  text-align: center;
}
.copyright p { margin: 0; }

/* === Reveal animation === */
.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;
  border-radius: var(--radius);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.4);
  max-width: 640px;
  margin-inline: auto;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 1rem; font-size: .9rem; line-height: 1.5; }
.cookie-banner__actions { display: flex; gap: .5rem; flex-wrap: wrap; }
.cookie-banner__actions button {
  font-family: var(--font-body);
  font-size: .85rem;
  padding: .55rem 1rem;
  border-radius: 8px;
  border: 1px solid rgba(245, 243, 255, 0.25);
  background: transparent;
  color: var(--color-neutral-light);
  cursor: pointer;
  transition: background .15s var(--ease);
}
.cookie-banner__actions button:hover { background: rgba(245, 243, 255, 0.1); }
.cookie-banner__actions [data-cookie-accept] {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  font-weight: 600;
}
.cookie-banner__actions [data-cookie-accept]:hover { background: #0ea371; }
.cookie-banner__prefs {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(245, 243, 255, 0.15);
  display: flex;
  flex-direction: column;
  gap: .5rem;
  font-size: .9rem;
}
.cookie-banner__prefs label { display: flex; align-items: center; gap: .5rem; }
.cookie-banner__prefs button {
  margin-top: .5rem;
  align-self: flex-start;
  background: var(--color-primary);
  color: #fff;
  border: none;
  padding: .5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: .85rem;
  font-weight: 600;
}