:root {
  --color-primary: #0891B2;
  --color-secondary: #22D3EE;
  --color-accent: #F97316;
  --color-neutral-dark: #164E63;
  --color-neutral-light: #ECFEFF;
  --color-white: #ffffff;
  --color-border: rgba(22, 78, 99, 0.12);
  --color-muted: rgba(22, 78, 99, 0.72);
  --font-heading: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-soft: 0 2px 20px rgba(22, 78, 99, 0.06);
  --shadow-lift: 0 20px 60px -20px rgba(22, 78, 99, 0.35);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* === Base === */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-neutral-dark);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-neutral-dark); letter-spacing: -0.02em; margin: 0 0 .75rem; line-height: 1.15; }
h1 { font-size: clamp(2.25rem, 5vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1rem; }
.container { max-width: 1180px; margin-inline: auto; padding-inline: 1.25rem; }

/* === Header / Nav === */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(236, 254, 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 .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.site-header.scrolled { background: rgba(255,255,255,0.92); border-bottom-color: var(--color-border); box-shadow: 0 4px 20px rgba(22,78,99,0.06); }
.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; }
.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  background: transparent; border: 1px solid var(--color-border);
  color: var(--color-neutral-dark);
  width: 44px; height: 44px; border-radius: 12px; cursor: pointer;
}
.primary-nav { display: none; }
.primary-nav a {
  color: var(--color-neutral-dark); font-weight: 500; padding: .5rem .25rem;
  position: relative;
}
.primary-nav a::after {
  content: ''; position: absolute; left: .25rem; right: .25rem; bottom: .1rem; height: 2px;
  background: var(--color-primary); transform: scaleX(0); transform-origin: left;
  transition: transform .25s var(--ease);
}
.primary-nav a:hover { text-decoration: none; }
.primary-nav a:hover::after,
.primary-nav a[aria-current="page"]::after { transform: scaleX(1); }
.primary-nav.is-open {
  display: flex; flex-direction: column; gap: .25rem;
  position: absolute; left: 1rem; right: 1rem; top: calc(100% + .5rem);
  background: var(--color-white); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: .75rem; box-shadow: var(--shadow-soft);
}
@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .primary-nav { display: flex; gap: 1.5rem; align-items: center; position: static; padding: 0; background: none; border: none; box-shadow: none; }
  .logo img { height: 96px; }
}

/* === Buttons === */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .85rem 1.5rem; border-radius: 999px; font-weight: 600; font-family: var(--font-heading);
  cursor: pointer; border: 1px solid transparent; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
  font-size: 1rem;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); box-shadow: 0 12px 28px -12px rgba(8,145,178,0.5); }
.btn:focus-visible { outline: 3px solid var(--color-secondary); outline-offset: 2px; }
.btn-primary { background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark)); color: var(--color-white); }
.btn-accent { background: var(--color-accent); color: var(--color-white); }
.btn-ghost { background: transparent; color: var(--color-neutral-dark); border-color: var(--color-border); }
.btn-ghost:hover { background: var(--color-neutral-light); }

/* === Hero (hero-card) === */
.hero {
  padding-block: 3rem 2rem;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(34, 211, 238, 0.25), transparent 55%),
    radial-gradient(ellipse at 90% 40%, rgba(249, 115, 22, 0.12), transparent 55%),
    var(--color-neutral-light);
}
.hero-card__inner {
  max-width: 880px; margin-inline: auto;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.5rem;
  box-shadow: var(--shadow-lift);
  border: 1px solid var(--color-border);
}
.eyebrow {
  text-transform: uppercase; letter-spacing: .12em; font-size: .8rem;
  font-weight: 600; color: var(--color-primary); margin: 0 0 1rem;
}
.hero h1 { margin-bottom: 1rem; }
.hero__sub { font-size: 1.15rem; color: var(--color-muted); max-width: 60ch; margin-bottom: 1.5rem; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: .75rem; margin-bottom: 2rem; }
.hero-card__figure { margin: 0; border-radius: var(--radius-md); overflow: hidden; box-shadow: 0 10px 30px -10px rgba(22,78,99,0.25); }
.hero-card__figure img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
@media (min-width: 768px) {
  .hero { padding-block: 5rem 3rem; }
  .hero-card__inner { padding: 3.5rem; }
}

/* === Intro paragraph === */
.intro { padding-block: 4rem; }
.intro--alt { background: var(--color-neutral-light); }
.intro__inner {
  display: grid; gap: 2rem; align-items: center;
  grid-template-columns: 1fr;
}
.intro--single { grid-template-columns: 1fr; max-width: 780px; margin-inline: auto; }
.intro__text p { font-size: 1.05rem; color: var(--color-muted); }
.intro__figure { margin: 0; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-soft); }
.intro__figure img { aspect-ratio: 4/3; object-fit: cover; width: 100%; }
@media (min-width: 900px) {
  .intro__inner:not(.intro--single) { grid-template-columns: 1.1fr .9fr; gap: 3rem; }
}

/* === Section head === */
.section-head { text-align: center; max-width: 720px; margin: 0 auto 2.5rem; }
.section-head p { color: var(--color-muted); font-size: 1.05rem; }

/* === Grid section / cards === */
.grid-section { padding-block: 4rem; }
.card-grid {
  display: grid; gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .card-grid { grid-template-columns: repeat(3, 1fr); } }
.card-grid--2 { grid-template-columns: 1fr; }
@media (min-width: 720px) { .card-grid--2 { grid-template-columns: repeat(2, 1fr); } }

.card {
  background: var(--color-white); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); 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: 0 20px 40px -20px rgba(22,78,99,0.25); }
.card p { color: var(--color-muted); margin-bottom: 0; }
.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__icon--good { background: linear-gradient(135deg, rgba(8,145,178,0.14), rgba(34,211,238,0.2)); color: var(--color-primary); }
.card__icon--warn { background: rgba(249, 115, 22, 0.14); color: var(--color-accent); }
.card-link { display: block; color: inherit; text-decoration: none; }
.card-link:hover { text-decoration: none; }

/* === Testimonial === */
.testimonial { padding-block: 4rem; background: var(--color-neutral-light); }
.testimonial blockquote { max-width: 780px; margin: 0 auto; text-align: center; }
.testimonial p { font-family: var(--font-heading); font-size: clamp(1.2rem, 2.4vw, 1.6rem); font-weight: 500; color: var(--color-neutral-dark); line-height: 1.4; margin-bottom: 1.25rem; }
.testimonial cite { font-style: normal; color: var(--color-muted); font-size: .95rem; }

/* === CTA band === */
.cta-band {
  padding-block: 3.5rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark));
  color: var(--color-white);
}
.cta-band h2, .cta-band p { color: var(--color-white); }
.cta-band p { color: rgba(255,255,255,0.85); margin-bottom: 0; max-width: 60ch; }
.cta-band__inner { display: flex; flex-direction: column; gap: 1.5rem; align-items: flex-start; }
@media (min-width: 768px) { .cta-band__inner { flex-direction: row; justify-content: space-between; align-items: center; } }

/* === Contact band === */
.contact-band { padding-block: 4rem; }
.contact-band__inner { display: grid; gap: 2rem; grid-template-columns: 1fr; align-items: center; }
.contact-band__inner figure { margin: 0; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-soft); }
.contact-band__inner img { aspect-ratio: 4/3; object-fit: cover; width: 100%; }
@media (min-width: 900px) { .contact-band__inner { grid-template-columns: 1fr 1fr; gap: 3rem; } }

/* === Pricing === */
.pricing { padding-block: 4rem; background: var(--color-neutral-light); }
.pricing-grid { display: grid; gap: 1.5rem; grid-template-columns: 1fr; }
@media (min-width: 720px) { .pricing-grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .pricing-grid--3 { grid-template-columns: repeat(3, 1fr); } }
.pricing-card {
  position: relative;
  padding: 2.25rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  display: flex; flex-direction: column;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: 0 20px 40px -20px rgba(22,78,99,0.3); }
.pricing-card--featured { border-color: var(--color-accent); border-width: 2px; }
.pricing-card__badge {
  position: absolute; top: -12px; right: 1.25rem;
  background: var(--color-accent); color: var(--color-white);
  padding: .35rem .75rem; border-radius: 999px;
  font-size: .75rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
}
.pricing-card__plan { font-size: 1.1rem; text-transform: uppercase; letter-spacing: .1em; color: var(--color-primary); margin-bottom: .5rem; }
.pricing-card__price { font-family: var(--font-heading); font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 700; margin-bottom: .75rem; letter-spacing: -0.02em; }
.pricing-card__lede { color: var(--color-muted); font-size: .95rem; margin-bottom: 1.25rem; }
.pricing-card__features { list-style: none; padding: 0; margin: 0 0 1.75rem; }
.pricing-card__features li { display: flex; gap: .5rem; align-items: flex-start; padding-block: .4rem; color: var(--color-neutral-dark); font-size: .95rem; }
.pricing-card__features span { color: var(--color-primary); font-weight: 700; }
.pricing-card__cta { margin-top: auto; width: 100%; }

/* === FAQ === */
.faq { padding-block: 4rem; }
.faq-list { max-width: 820px; margin-inline: auto; }
.faq-list details {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin-bottom: .75rem;
  transition: box-shadow .2s var(--ease);
}
.faq-list details[open] { box-shadow: var(--shadow-soft); }
.faq-list summary { cursor: pointer; font-weight: 600; font-family: var(--font-heading); 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; font-weight: 400; transition: transform .2s var(--ease);
}
.faq-list details[open] summary::after { content: '−'; }
.faq-list details p { margin: .75rem 0 0; color: var(--color-muted); }

/* === Contact form === */
.form-section { padding-block: 4rem; background: var(--color-neutral-light); }
.form-wrap { max-width: 720px; }
.contact-form { background: var(--color-white); padding: 2rem; border-radius: var(--radius-md); border: 1px solid var(--color-border); box-shadow: var(--shadow-soft); }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-weight: 600; margin-bottom: .35rem; font-size: .95rem; }
.field input, .field textarea {
  width: 100%; padding: .75rem .9rem; font: inherit; color: inherit;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  background: var(--color-white); transition: border-color .15s ease, box-shadow .15s ease;
}
.field input:focus, .field 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: .6rem; align-items: flex-start; font-size: .9rem; color: var(--color-muted); margin-bottom: 1.25rem; }
.form-consent input { margin-top: .25rem; }

/* === Footer === */
.site-footer { background: var(--color-neutral-dark); color: var(--color-neutral-light); padding: 3.5rem 0 1.5rem; }
.site-footer h3 { color: var(--color-white); font-size: 1rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 1rem; }
.site-footer a { color: var(--color-neutral-light); }
.site-footer a:hover { color: var(--color-secondary); text-decoration: none; }
.site-footer .logo img { filter: brightness(0) invert(1); height: 64px; }
.footer__tag { color: rgba(236,254,255,0.75); margin-top: .75rem; max-width: 32ch; }
.footer-grid { display: grid; gap: 2.5rem; grid-template-columns: 1fr; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid ul li { margin-bottom: .5rem; }
.footer-grid address { font-style: normal; color: rgba(236,254,255,0.8); margin-bottom: 1rem; line-height: 1.7; }
.legal-links { display: flex; flex-wrap: wrap; gap: .75rem 1rem; font-size: .9rem; }
.copyright { text-align: center; margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,0.1); color: rgba(236,254,255,0.65); font-size: .875rem; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.3fr 1fr 1.3fr; gap: 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);
  padding: 1.25rem 1.5rem; border-radius: var(--radius-md);
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
  max-width: 560px; margin-inline: auto;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 1rem; font-size: .95rem; color: rgba(236,254,255,0.9); }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.cookie-banner__actions button {
  padding: .55rem 1rem; border-radius: 999px; border: 1px solid rgba(255,255,255,0.2);
  background: transparent; color: var(--color-neutral-light); cursor: pointer;
  font-family: var(--font-heading); font-weight: 600; font-size: .85rem;
}
.cookie-banner__actions button:hover { background: rgba(255,255,255,0.1); }
.cookie-banner__actions [data-cookie-accept] { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-white); }
.cookie-banner__actions [data-cookie-accept]:hover { background: #ea6a12; }
.cookie-banner__prefs { margin-top: 1rem; display: flex; flex-direction: column; gap: .5rem; font-size: .9rem; }
.cookie-banner__prefs label { display: flex; gap: .5rem; align-items: center; }
.cookie-banner__prefs [data-cookie-save] {
  align-self: flex-start; margin-top: .5rem;
  padding: .5rem 1rem; border-radius: 999px; border: none;
  background: var(--color-secondary); color: var(--color-neutral-dark);
  font-family: var(--font-heading); font-weight: 700; cursor: pointer;
}

/* === Reveal motion === */
.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; }
}