:root {
  --color-primary: #0891B2;
  --color-secondary: #22D3EE;
  --color-accent: #059669;
  --color-neutral-dark: #164E63;
  --color-neutral-light: #ECFEFF;
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 20px rgba(22,78,99,0.06);
  --shadow-md: 0 12px 40px -12px rgba(22,78,99,0.18);
  --shadow-lg: 0 30px 60px -20px rgba(22,78,99,0.25);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-hover: cubic-bezier(0.4, 0, 0.2, 1);
  --text: #0f2b34;
  --muted: #4a6b78;
}

/* === Base === */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: #fff;
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--color-primary); text-decoration: none; transition: color .2s var(--ease-hover); }
a:hover { color: var(--color-neutral-dark); }
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-neutral-dark); line-height: 1.2; letter-spacing: -0.01em; margin: 0 0 .75rem; }
h1 { font-size: clamp(2.25rem, 5vw, 4rem); font-weight: 700; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.25rem); font-weight: 600; margin-bottom: 1rem; }
h3 { font-size: 1.2rem; font-weight: 600; }
p { margin: 0 0 1rem; }

.container { width: 100%; max-width: 1160px; margin-inline: auto; padding-inline: 1.25rem; }
.narrow { max-width: 760px; margin-inline: auto; }
.center { text-align: center; }

/* === Buttons === */
.btn {
  display: inline-block;
  padding: .85rem 1.5rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s var(--ease-hover), box-shadow .2s var(--ease-hover), background .2s var(--ease-hover);
  text-align: center;
}
.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark));
  box-shadow: 0 8px 24px -8px rgba(8,145,178,0.5);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -8px rgba(8,145,178,0.55); color: #fff; }
.btn-ghost {
  color: var(--color-neutral-dark);
  background: transparent;
  border-color: rgba(22,78,99,0.2);
}
.btn-ghost:hover { transform: translateY(-2px); border-color: var(--color-primary); color: var(--color-primary); }
.btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }

/* === Header / Nav === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  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 rgba(22,78,99,0.08);
  transition: background .3s var(--ease-hover), box-shadow .3s var(--ease-hover);
}
.site-header.scrolled { background: rgba(255,255,255,0.9); box-shadow: 0 8px 30px -20px rgba(22,78,99,0.3); }
.nav-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; display: block; }
.nav-toggle { display: inline-flex; align-items: center; justify-content: center; background: transparent; border: 1px solid rgba(22,78,99,0.15); color: var(--color-neutral-dark); border-radius: 10px; padding: .4rem; cursor: pointer; }
.primary-nav {
  display: none;
  flex-direction: column;
  gap: .25rem;
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  background: #fff;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(22,78,99,0.08);
  box-shadow: var(--shadow-md);
}
.primary-nav.is-open { display: flex; }
.primary-nav a { padding: .6rem 0; color: var(--color-neutral-dark); font-weight: 500; position: relative; }
.primary-nav a[aria-current="page"] { color: var(--color-primary); }
.nav-cta { display: inline-block; }

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .primary-nav { display: flex; flex-direction: row; align-items: center; gap: 1.75rem; position: static; padding: 0; background: transparent; box-shadow: none; border: 0; }
  .primary-nav a { padding: .25rem 0; }
  .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 .3s var(--ease); }
  .primary-nav a:hover::after, .primary-nav a[aria-current="page"]::after { transform: scaleX(1); }
  .nav-cta { background: var(--color-primary); color: #fff !important; padding: .55rem 1.1rem !important; border-radius: 999px; }
  .nav-cta::after { display: none; }
  .nav-cta:hover { background: var(--color-neutral-dark); }
  .logo img { height: 96px; }
}

/* === Hero (saas-spotlight) === */
.hero { position: relative; overflow: hidden; padding-block: 4rem 3rem; }
.saas-hero {
  background:
    radial-gradient(circle at 20% 20%, rgba(5,150,105,0.10), transparent 55%),
    radial-gradient(circle at 85% 30%, rgba(34,211,238,0.18), transparent 60%),
    linear-gradient(180deg, var(--color-neutral-light), #ffffff 85%);
}
.hero-inner { position: relative; text-align: left; max-width: 900px; }
.hero-inner.center { text-align: center; margin-inline: auto; }
.eyebrow {
  display: inline-block;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--color-primary);
  font-weight: 600;
  margin: 0 0 1rem;
  padding: .35rem .75rem;
  background: rgba(8,145,178,0.08);
  border-radius: 999px;
}
.hero-inner h1 { max-width: 22ch; }
.hero-inner.center h1 { margin-inline: auto; }
.lede { font-size: 1.15rem; color: var(--muted); max-width: 60ch; margin-bottom: 1.75rem; }
.hero-inner.center .lede { margin-inline: auto; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: .75rem; margin-bottom: 2.5rem; }
.hero-inner.center .hero-ctas { justify-content: center; }
.hero-visual { margin-top: 2rem; }
.hero-visual img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 16/9;
  object-fit: cover;
}
@media (min-width: 768px) {
  .hero { padding-block: 6rem 4rem; }
}

/* === Sections === */
.section { padding-block: 4rem; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 2.5rem; }
.section-head .sub, .intro .sub, .contact-band .sub { color: var(--muted); font-size: 1.05rem; }
.intro h2, .intro p { text-align: left; }
.intro .narrow { text-align: left; }
@media (min-width: 768px) { .section { padding-block: 5.5rem; } }

/* === Grid + Cards === */
.grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
@media (min-width: 640px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}
.card {
  background: #fff;
  padding: 1.75rem;
  border-radius: var(--radius);
  border: 1px solid rgba(22,78,99,0.08);
  box-shadow: var(--shadow-sm);
  transition: transform .25s var(--ease-hover), box-shadow .25s var(--ease-hover);
}
.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(5,150,105,0.12));
  color: var(--color-primary);
  margin-bottom: 1rem;
}
.card p { color: var(--muted); font-size: .97rem; margin: 0; }

/* === Testimonial === */
.testimonial-section { background: linear-gradient(180deg, #fff, var(--color-neutral-light)); }
.testimonial { margin: 0; text-align: center; }
.testimonial p { font-family: var(--font-heading); font-size: clamp(1.25rem, 2.2vw, 1.6rem); color: var(--color-neutral-dark); line-height: 1.4; font-weight: 500; margin-bottom: 1rem; }
.testimonial cite { font-style: normal; color: var(--muted); font-size: .95rem; }

/* === CTA band === */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark));
  color: #fff;
  padding-block: 4rem;
  text-align: center;
}
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,0.88); max-width: 55ch; margin-inline: auto; margin-bottom: 1.75rem; }
.cta-band .btn-primary { background: #fff; color: var(--color-primary); box-shadow: 0 10px 30px -8px rgba(0,0,0,0.35); }
.cta-band .btn-primary:hover { color: var(--color-neutral-dark); }

/* === Contact band === */
.contact-band { background: var(--color-neutral-light); }
.contact-band p { color: var(--color-neutral-dark); }

/* === 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;
  padding: 2.25rem;
  border-radius: var(--radius);
  border: 1px solid rgba(22,78,99,0.12);
  background: #fff;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform .25s var(--ease-hover), box-shadow .25s var(--ease-hover);
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.pricing-card--featured {
  border-color: var(--color-accent);
  border-width: 2px;
  box-shadow: var(--shadow-md);
}
.pricing-card__badge {
  position: absolute; top: -12px; right: 1.25rem;
  background: var(--color-accent);
  color: var(--color-neutral-light);
  font-size: .75rem;
  font-weight: 600;
  padding: .35rem .8rem;
  border-radius: 999px;
  letter-spacing: .04em;
}
.pricing-card__plan { color: var(--color-neutral-dark); font-size: 1.15rem; margin-bottom: .25rem; }
.pricing-card__price { font-family: var(--font-heading); font-weight: 700; font-size: clamp(2rem, 4vw, 2.5rem); color: var(--color-primary); margin: 0 0 .5rem; line-height: 1.1; }
.pricing-card__lede { color: var(--muted); font-size: .95rem; margin-bottom: 1.25rem; }
.pricing-card__features { list-style: none; padding: 0; margin: 0 0 1.75rem; display: flex; flex-direction: column; gap: .55rem; }
.pricing-card__features li { display: flex; gap: .55rem; color: var(--text); font-size: .95rem; }
.pricing-card__features li span { color: var(--color-accent); font-weight: 700; flex-shrink: 0; }
.pricing-card__cta { margin-top: auto; }

/* === FAQ === */
.faq details {
  background: #fff;
  border: 1px solid rgba(22,78,99,0.1);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  margin-bottom: .75rem;
  transition: box-shadow .2s var(--ease-hover);
}
.faq details[open] { box-shadow: var(--shadow-sm); border-color: rgba(8,145,178,0.35); }
.faq summary { font-family: var(--font-heading); font-weight: 600; color: var(--color-neutral-dark); cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.3rem; color: var(--color-primary); transition: transform .2s var(--ease); }
.faq details[open] summary::after { content: "−"; }
.faq p { margin-top: .75rem; color: var(--muted); }

/* === Form === */
.contact-form { background: #fff; padding: 2rem; border-radius: var(--radius); box-shadow: var(--shadow-sm); border: 1px solid rgba(22,78,99,0.08); }
.field { margin-bottom: 1.1rem; display: flex; flex-direction: column; }
.field label { font-weight: 500; margin-bottom: .35rem; color: var(--color-neutral-dark); font-size: .93rem; }
.field input, .field textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: .75rem .9rem;
  border: 1px solid rgba(22,78,99,0.2);
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  transition: border-color .2s, box-shadow .2s;
}
.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: .5rem; align-items: flex-start; font-size: .88rem; color: var(--muted); margin: 1rem 0 1.5rem; }
.form-consent input { margin-top: .25rem; }

/* === Footer === */
.site-footer { background: var(--color-neutral-dark); color: var(--color-neutral-light); padding-block: 3rem 1.5rem; margin-top: 2rem; }
.site-footer h4 { color: #fff; font-family: var(--font-heading); font-size: 1rem; margin-bottom: .75rem; }
.site-footer a { color: rgba(236,254,255,0.85); }
.site-footer a:hover { color: #fff; }
.site-footer .logo img { height: 60px; filter: brightness(0) invert(1); }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2rem; }
.footer-grid nav { display: flex; flex-direction: column; gap: .35rem; }
.tagline { color: rgba(236,254,255,0.75); margin-top: .75rem; font-size: .95rem; }
.site-footer address { font-style: normal; line-height: 1.7; margin-bottom: 1rem; color: rgba(236,254,255,0.85); }
.legal-links { display: flex; gap: 1rem; flex-wrap: wrap; font-size: .88rem; }
.copyright { border-top: 1px solid rgba(255,255,255,0.12); padding-top: 1.25rem; font-size: .85rem; color: rgba(236,254,255,0.65); text-align: center; }
@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);
  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: .93rem; color: rgba(236,254,255,0.9); }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.cookie-banner button {
  font-family: inherit;
  padding: .55rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(236,254,255,0.25);
  background: transparent;
  color: var(--color-neutral-light);
  cursor: pointer;
  font-size: .87rem;
  font-weight: 500;
  transition: background .2s var(--ease-hover);
}
.cookie-banner button:hover { background: rgba(236,254,255,0.1); }
.cookie-banner [data-cookie-accept] { background: var(--color-accent); border-color: var(--color-accent); color: #fff; }
.cookie-banner [data-cookie-accept]:hover { background: #047857; }
.cookie-banner__prefs { margin-top: 1rem; display: flex; flex-direction: column; gap: .4rem; padding-top: 1rem; border-top: 1px solid rgba(255,255,255,0.15); }
.cookie-banner__prefs label { display: flex; align-items: center; gap: .5rem; font-size: .9rem; }
.cookie-banner__prefs button { align-self: flex-start; margin-top: .5rem; }

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