:root {
  --color-primary: #0891B2;
  --color-secondary: #22D3EE;
  --color-accent: #22C55E;
  --color-neutral-dark: #164E63;
  --color-neutral-light: #ECFEFF;
  --color-bg: #ffffff;
  --color-text: #0F2A33;
  --color-muted: #547A85;
  --color-border: rgba(22, 78, 99, 0.12);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 20px rgba(15, 42, 51, 0.06);
  --shadow-md: 0 10px 30px -12px rgba(15, 42, 51, 0.18);
  --shadow-lg: 0 20px 60px -20px rgba(8, 145, 178, 0.35);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font-heading: 'Sora', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --gradient-hero: radial-gradient(1200px 600px at 80% -10%, rgba(34, 211, 238, 0.35), transparent 60%),
                   radial-gradient(900px 500px at -10% 30%, rgba(34, 197, 94, 0.12), transparent 60%),
                   linear-gradient(135deg, #ECFEFF 0%, #ffffff 60%);
  --gradient-primary: linear-gradient(135deg, #0891B2 0%, #164E63 100%);
}

/* === Base === */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-neutral-dark);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em;
}
h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 3.2vw, 2.5rem); font-weight: 600; }
h3 { font-size: 1.25rem; font-weight: 600; }
p { margin: 0 0 1em; }
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 { max-width: 1160px; margin-inline: auto; padding-inline: 1.25rem; }
.container.narrow { max-width: 760px; }
.eyebrow {
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-primary); margin-bottom: 1rem;
}
.lede { font-size: 1.125rem; color: var(--color-muted); max-width: 60ch; }

.skip-link {
  position: absolute; left: -9999px; top: 0; background: var(--color-neutral-dark);
  color: #fff; padding: 0.75rem 1rem; z-index: 10000;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* === Header (glass nav) === */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(236, 254, 255, 0.7);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: background .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.85);
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}
.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; }
.primary-nav {
  position: fixed; inset: 64px 0 auto 0;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(16px);
  display: none; flex-direction: column;
  padding: 1rem 1.25rem 1.5rem; gap: 0.25rem;
  border-bottom: 1px solid var(--color-border);
}
.primary-nav.is-open { display: flex; }
.primary-nav a {
  color: var(--color-neutral-dark); font-weight: 500;
  padding: 0.6rem 0.25rem; position: relative;
}
.primary-nav a[aria-current="page"] { color: var(--color-primary); }
.primary-nav .nav-cta {
  background: var(--gradient-primary); color: #fff; border-radius: 999px;
  padding: 0.6rem 1.1rem; text-align: center; margin-top: 0.5rem;
}
.nav-toggle {
  background: transparent; border: 0; padding: .5rem; cursor: pointer;
  display: inline-flex; flex-direction: column; gap: 5px;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--color-neutral-dark); border-radius: 2px; }

@media (min-width: 900px) {
  .logo img { height: 96px; }
  .nav-toggle { display: none; }
  .primary-nav {
    position: static; display: flex; flex-direction: row; align-items: center;
    padding: 0; gap: 0.5rem; background: transparent; border: 0;
    backdrop-filter: none;
  }
  .primary-nav a { padding: 0.5rem 0.9rem; border-radius: 999px; }
  .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: 0 0 0 0.5rem; padding: 0.55rem 1.15rem; }
}

/* === Buttons === */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-weight: 600; font-size: 0.95rem;
  padding: 0.85rem 1.4rem; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; text-decoration: none;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}
.btn-sm { padding: 0.55rem 1rem; font-size: 0.85rem; }
.btn-primary { background: var(--gradient-primary); color: #fff; box-shadow: var(--shadow-md); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); color: #fff; }
.btn-accent { background: var(--color-accent); color: #052e16; box-shadow: var(--shadow-md); }
.btn-accent:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); color: #052e16; }
.btn-ghost { background: rgba(8,145,178,0.06); color: var(--color-neutral-dark); border-color: var(--color-border); }
.btn-ghost:hover { background: rgba(8,145,178,0.12); transform: translateY(-2px); }
.btn:focus-visible { outline: 3px solid var(--color-secondary); outline-offset: 3px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }

/* === Hero === */
.hero { position: relative; background: var(--gradient-hero); overflow: hidden; }
.hero.hero-split { padding-block: 3.5rem; }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; align-items: center; }
.hero-copy h1 { max-width: 18ch; }
.hero-media img {
  width: 100%; aspect-ratio: 4/5; object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.hero.hero-compact { padding-block: 4rem 2rem; }
.hero.hero-compact h1 { max-width: 22ch; }
@media (min-width: 900px) {
  .hero.hero-split { padding-block: 6rem; }
  .hero-grid { grid-template-columns: 1.05fr 1fr; gap: 4rem; }
  .hero.hero-compact { padding-block: 6rem 3rem; }
}

/* === Sections === */
.section { padding-block: 4rem; }
@media (min-width: 900px) { .section { padding-block: 6rem; } }
.section-head { text-align: center; max-width: 620px; margin: 0 auto 3rem; }
.section-head p { color: var(--color-muted); }

/* === Grid === */
.grid { display: grid; gap: 1.5rem; grid-template-columns: 1fr; }
@media (min-width: 700px) { .grid-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

/* === Cards === */
.card {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius);
  padding: 1.75rem; box-shadow: var(--shadow-sm);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card .icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(8,145,178,0.12), rgba(34,211,238,0.18));
  color: var(--color-primary); margin-bottom: 1rem;
}
.card h3 { margin-bottom: 0.5rem; }
.card p { color: var(--color-muted); margin: 0; }
.card-link { display: block; color: inherit; }
.card-link:hover { color: inherit; }

/* === Testimonial === */
.testimonial-section { background: var(--color-neutral-light); }
.testimonial {
  margin: 0; padding: 2rem 1.5rem; text-align: center;
}
.testimonial p {
  font-family: var(--font-heading); font-size: clamp(1.25rem, 2.2vw, 1.6rem);
  line-height: 1.4; color: var(--color-neutral-dark); font-weight: 500;
}
.testimonial cite { display: block; font-style: normal; color: var(--color-muted); font-size: 0.95rem; }

/* === CTA band === */
.cta-band { background: var(--gradient-primary); color: #fff; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,0.85); margin: 0; }
.cta-band-inner {
  display: flex; flex-direction: column; gap: 1.5rem; align-items: flex-start;
}
@media (min-width: 800px) {
  .cta-band-inner { flex-direction: row; align-items: center; justify-content: space-between; gap: 2rem; }
}

/* === Intro === */
.intro h2 { text-align: left; }
.intro .lede { margin-bottom: 1.25rem; }

/* === Pricing === */
.pricing-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 900px) { .pricing-grid { grid-template-columns: repeat(3, 1fr); align-items: stretch; } }
.pricing-card {
  position: relative; display: flex; flex-direction: column;
  padding: 2.25rem; border-radius: 16px; border: 1px solid var(--color-border);
  background: #fff; box-shadow: var(--shadow-sm);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.pricing-card--featured {
  border: 2px solid var(--color-accent);
  box-shadow: var(--shadow-lg);
}
.pricing-card__badge {
  position: absolute; top: 1rem; right: 1rem;
  background: var(--color-accent); color: #052e16;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.05em;
  padding: 0.3rem 0.7rem; border-radius: 999px;
}
.pricing-card__plan { margin-bottom: 0.5rem; font-size: 1.1rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-primary); }
.pricing-card__price {
  font-family: var(--font-heading); font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700; color: var(--color-neutral-dark); margin-bottom: 0.75rem; line-height: 1.1;
}
.pricing-card__lede { color: var(--color-muted); margin-bottom: 1.25rem; font-size: 0.95rem; }
.pricing-card__features { list-style: none; padding: 0; margin: 0 0 1.75rem; display: grid; gap: 0.6rem; }
.pricing-card__features li { display: flex; gap: 0.6rem; font-size: 0.95rem; color: var(--color-text); align-items: flex-start; }
.pricing-card__features li span { color: var(--color-accent); font-weight: 700; flex: 0 0 auto; }
.pricing-card__cta { margin-top: auto; }

/* === FAQ === */
.faq details {
  border: 1px solid var(--color-border); border-radius: var(--radius);
  background: #fff; padding: 0.25rem 1.25rem; margin-bottom: 0.75rem;
  transition: box-shadow .2s var(--ease);
}
.faq details[open] { box-shadow: var(--shadow-sm); }
.faq summary {
  cursor: pointer; padding: 1rem 0; font-family: var(--font-heading); font-weight: 600;
  color: var(--color-neutral-dark); list-style: none; position: relative; padding-right: 2rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  font-size: 1.4rem; color: var(--color-primary); transition: transform .2s var(--ease);
}
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0 0 1rem; color: var(--color-muted); }

/* === Contact === */
.contact-band { background: var(--color-neutral-light); }
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1.1fr; gap: 4rem; } }
address { font-style: normal; line-height: 1.7; }

.contact-form {
  background: #fff; padding: 2rem; border-radius: var(--radius);
  border: 1px solid var(--color-border); box-shadow: var(--shadow-sm);
  display: grid; gap: 1rem;
}
.contact-form h2 { margin-bottom: 0.25rem; }
.contact-form label { display: grid; gap: 0.35rem; font-size: 0.9rem; font-weight: 500; color: var(--color-neutral-dark); }
.contact-form input, .contact-form textarea {
  font: inherit; padding: 0.75rem 0.9rem;
  border-radius: var(--radius-sm); border: 1px solid var(--color-border);
  background: #fff; color: var(--color-text); 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(8,145,178,0.15);
}
.form-consent {
  display: flex; gap: 0.6rem; align-items: flex-start;
  font-weight: 400; font-size: 0.85rem; color: var(--color-muted);
}
.form-consent input { margin-top: 0.2rem; flex: 0 0 auto; }

/* === Footer === */
.site-footer {
  background: var(--color-neutral-dark); color: rgba(255,255,255,0.85);
  padding-block: 3rem 1.5rem; margin-top: 3rem;
}
.site-footer a { color: #fff; }
.site-footer a:hover { color: var(--color-secondary); }
.footer-grid {
  display: grid; grid-template-columns: 1fr; gap: 2.5rem;
}
@media (min-width: 800px) { .footer-grid { grid-template-columns: 1.2fr 1fr 1.3fr; } }
.site-footer h4 { color: #fff; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 0.85rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.4rem; }
.site-footer .tagline { color: rgba(255,255,255,0.7); }
.logo-footer img { height: 72px; filter: brightness(0) invert(1); }
.legal-links { margin-top: 1.25rem; font-size: 0.85rem; }
.copyright {
  border-top: 1px solid rgba(255,255,255,0.12); margin-top: 2.5rem;
  padding-top: 1.25rem; font-size: 0.85rem; color: rgba(255,255,255,0.6);
}

/* === 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 20px 50px rgba(0,0,0,0.35);
  max-width: 520px;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 1rem; font-size: 0.9rem; line-height: 1.5; }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.cookie-banner__actions .btn-ghost { background: rgba(255,255,255,0.08); color: #fff; border-color: rgba(255,255,255,0.2); }
.cookie-banner__actions .btn-ghost:hover { background: rgba(255,255,255,0.15); }
.cookie-banner__prefs { margin-top: 1rem; display: grid; gap: 0.5rem; font-size: 0.9rem; }
.cookie-banner__prefs label { display: flex; align-items: center; gap: 0.5rem; }
.cookie-banner__prefs button { justify-self: start; margin-top: 0.5rem; }

/* === 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; }
}