:root {
  --color-primary: #0891B2;
  --color-secondary: #22D3EE;
  --color-accent: #059669;
  --color-neutral-dark: #164E63;
  --color-neutral-light: #ECFEFF;
  --color-text: #0F2A33;
  --color-muted: #4A6B75;
  --color-border: rgba(22, 78, 99, 0.12);
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius-lg: 20px;
  --radius-md: 14px;
  --shadow-sm: 0 2px 20px rgba(15, 42, 51, 0.06);
  --shadow-md: 0 12px 40px -12px rgba(15, 42, 51, 0.18);
  --shadow-lg: 0 30px 60px -20px rgba(15, 42, 51, 0.25);
}

/* === Base === */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-text);
  background: #fff;
  -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); }
a:hover { color: var(--color-neutral-dark); }
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; }
h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 600; }
h4 { font-size: 1rem; font-weight: 600; }
p { margin: 0 0 1rem; }

.container { max-width: 1200px; margin-inline: auto; padding-inline: 1.25rem; }
.narrow { max-width: 780px; margin-inline: auto; }
.center { text-align: center; }

/* === Header === */
.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 var(--color-border);
  transition: background .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 6px 24px -18px rgba(15, 42, 51, 0.35);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: .85rem; }
.logo img { height: 72px; width: auto; display: block; }
.primary-nav { display: none; align-items: center; gap: 1.75rem; }
.primary-nav a { color: var(--color-neutral-dark); font-weight: 500; font-size: .97rem; position: relative; padding-block: .35rem; }
.primary-nav a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0;
  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: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark));
  color: #fff; padding: .6rem 1.1rem; border-radius: 999px; font-weight: 600;
}
.primary-nav .nav-cta::after { display: none; }
.primary-nav .nav-cta:hover { color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); }

.nav-toggle {
  background: transparent; border: 1px solid var(--color-border);
  width: 44px; height: 44px; border-radius: 10px; padding: 0;
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  cursor: pointer;
}
.nav-toggle span { width: 20px; height: 2px; background: var(--color-neutral-dark); border-radius: 2px; }

.primary-nav.is-open {
  display: flex; flex-direction: column; align-items: stretch;
  position: absolute; top: 100%; left: 0; right: 0;
  background: #fff; padding: 1rem 1.25rem 1.5rem; gap: .5rem;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}
.primary-nav.is-open a { padding-block: .75rem; }

@media (min-width: 768px) {
  .logo img { height: 96px; }
  .nav-toggle { display: none; }
  .primary-nav { display: flex; }
}

/* === Buttons === */
.btn {
  display: inline-block; font-family: var(--font-heading);
  font-weight: 600; font-size: .98rem;
  padding: .85rem 1.6rem; border-radius: 999px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark));
  color: #fff;
  box-shadow: 0 10px 30px -12px rgba(8, 145, 178, 0.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px rgba(8, 145, 178, 0.7); color: #fff; }
.btn-ghost {
  background: transparent; color: var(--color-neutral-dark);
  border-color: var(--color-border);
}
.btn-ghost:hover { background: var(--color-neutral-light); border-color: var(--color-primary); transform: translateY(-2px); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: 4px; }

/* === Hero (split) === */
.hero {
  position: relative; overflow: hidden;
  padding-block: 3.5rem 4rem;
  background:
    radial-gradient(1200px 500px at 15% 10%, rgba(34, 211, 238, 0.18), transparent 60%),
    radial-gradient(900px 400px at 90% 20%, rgba(5, 150, 105, 0.10), transparent 60%),
    linear-gradient(180deg, var(--color-neutral-light), #ffffff);
}
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; align-items: center; }
.hero-copy .eyebrow { text-transform: uppercase; letter-spacing: 0.14em; font-size: .8rem; color: var(--color-primary); font-weight: 600; margin-bottom: 1rem; }
.hero-copy h1 { margin-bottom: 1.25rem; }
.hero-copy .sub { font-size: 1.15rem; color: var(--color-muted); max-width: 52ch; margin-bottom: 1.75rem; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: .75rem; }
.hero-visual img {
  width: 100%; aspect-ratio: 4/5; object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.hero-thanks { padding-block: 5rem 3rem; }

@media (min-width: 900px) {
  .hero { padding-block: 5.5rem 6rem; }
  .hero-grid { grid-template-columns: 1.05fr 1fr; gap: 4rem; }
}

/* === Sections === */
.section { padding-block: 4rem; }
.section-tint { background: linear-gradient(180deg, #fff, var(--color-neutral-light)); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 2.5rem; }
.section-head p { color: var(--color-muted); font-size: 1.05rem; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.14em; font-size: .8rem; color: var(--color-primary); font-weight: 600; }
.lede { font-size: 1.1rem; color: var(--color-muted); }

/* === Grid & cards === */
.grid { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
@media (min-width: 700px) { .grid-2 { grid-template-columns: repeat(2, 1fr); } .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }

.card {
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
  display: block;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(8, 145, 178, 0.35); }
.card p { color: var(--color-muted); margin: 0; }
.card h3 { margin-bottom: .5rem; }
.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-link { color: inherit; text-decoration: none; }
.card-link:hover { color: inherit; }

.stat-card .stat-num {
  display: block;
  font-family: var(--font-heading); font-weight: 800;
  font-size: clamp(2.25rem, 4vw, 3rem);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: .5rem;
}

/* === Testimonial === */
.testimonial {
  margin: 0; padding: 2.5rem;
  background: linear-gradient(135deg, var(--color-neutral-light), #ffffff);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  position: relative;
}
.testimonial p { font-family: var(--font-heading); font-size: 1.25rem; line-height: 1.5; color: var(--color-neutral-dark); font-weight: 500; }
.testimonial cite { display: block; margin-top: 1rem; font-style: normal; color: var(--color-muted); font-size: .95rem; }

/* === CTA band === */
.cta-band {
  margin-block: 2rem; padding-block: 4rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark));
  color: var(--color-neutral-light);
  text-align: center;
}
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(236, 254, 255, 0.85); max-width: 640px; margin-inline: auto; margin-bottom: 1.75rem; }
.cta-band .btn-primary { background: #fff; color: var(--color-neutral-dark); box-shadow: 0 12px 32px -12px rgba(0,0,0,0.4); }
.cta-band .btn-primary:hover { color: var(--color-primary); }

/* === FAQ === */
.faq details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.25rem;
  margin-bottom: .75rem;
  background: #fff;
  transition: box-shadow .2s var(--ease);
}
.faq details[open] { box-shadow: var(--shadow-sm); border-color: rgba(8,145,178,0.3); }
.faq summary {
  cursor: pointer; font-family: var(--font-heading); font-weight: 600;
  color: var(--color-neutral-dark); font-size: 1.02rem;
  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: 1.4rem; color: var(--color-primary); transition: transform .2s var(--ease); }
.faq details[open] summary::after { content: '−'; }
.faq details p { margin-top: .75rem; margin-bottom: 0; color: var(--color-muted); }

/* === Contact form === */
.contact-form { display: grid; gap: 1rem; }
.field { display: flex; flex-direction: column; gap: .35rem; }
.field label { font-size: .9rem; font-weight: 600; color: var(--color-neutral-dark); }
.field input, .field textarea {
  font-family: inherit; font-size: 1rem;
  padding: .75rem .9rem;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: #fff; color: var(--color-text);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(8,145,178,0.12);
}
.form-consent { display: flex; align-items: flex-start; gap: .55rem; font-size: .88rem; color: var(--color-muted); }
.form-consent input { margin-top: .25rem; }

/* === Contact grid === */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 720px) { .contact-grid { grid-template-columns: 1fr 1fr; } }
.contact-grid address { font-style: normal; color: var(--color-muted); line-height: 1.8; }
.hours { list-style: none; padding: 0; margin: 0; }
.hours li { display: flex; justify-content: space-between; padding: .5rem 0; border-bottom: 1px solid var(--color-border); font-size: .95rem; color: var(--color-muted); }
.hours li span:first-child { color: var(--color-neutral-dark); font-weight: 500; }

/* === Footer === */
.site-footer {
  margin-top: 3rem;
  background: var(--color-neutral-dark);
  color: rgba(236, 254, 255, 0.85);
  padding-block: 3rem 1.5rem;
}
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2rem; }
@media (min-width: 800px) { .footer-grid { grid-template-columns: 1.3fr 1fr 1.2fr; gap: 3rem; } }
.site-footer h4 { color: #fff; margin-bottom: .9rem; }
.site-footer a { color: rgba(236, 254, 255, 0.85); }
.site-footer a:hover { color: var(--color-secondary); }
.site-footer .logo img { height: 72px; filter: brightness(0) invert(1); margin-bottom: .75rem; }
.site-footer .tagline { color: rgba(236, 254, 255, 0.7); font-size: .95rem; max-width: 30ch; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.site-footer address { font-style: normal; line-height: 1.8; margin-bottom: 1rem; }
.legal-links { display: flex; flex-wrap: wrap; gap: 1rem; font-size: .88rem; }
.copyright {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: .85rem; color: rgba(236, 254, 255, 0.55);
}

/* === Cookie banner === */
.cookie-banner {
  position: fixed; left: 1rem; right: 1rem; bottom: 1rem;
  display: none; z-index: 9999;
  max-width: 520px;
  background: var(--color-neutral-dark); color: var(--color-neutral-light);
  padding: 1.25rem 1.4rem; border-radius: var(--radius-md);
  box-shadow: 0 20px 50px -12px rgba(0,0,0,0.4);
  font-size: .92rem;
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 1rem; line-height: 1.55; }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.cookie-banner button {
  font-family: var(--font-heading); font-weight: 600; font-size: .88rem;
  padding: .55rem 1rem; border-radius: 999px; border: none; cursor: pointer;
  transition: transform .15s var(--ease), background .2s var(--ease);
}
.cookie-banner [data-cookie-accept] { background: var(--color-accent); color: #fff; }
.cookie-banner [data-cookie-reject] { background: rgba(255,255,255,0.14); color: #fff; }
.cookie-banner [data-cookie-settings] { background: transparent; color: var(--color-secondary); border: 1px solid rgba(255,255,255,0.2); }
.cookie-banner button:hover { transform: translateY(-1px); }
.cookie-banner__prefs { margin-top: 1rem; display: grid; gap: .5rem; padding-top: 1rem; border-top: 1px solid rgba(255,255,255,0.14); }
.cookie-banner__prefs label { display: flex; align-items: center; gap: .55rem; font-size: .9rem; }
.cookie-banner__prefs [data-cookie-save] { justify-self: start; background: var(--color-primary); color: #fff; margin-top: .35rem; }

/* === 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; }
  html { scroll-behavior: auto; }
}