/* === Tokens === */
:root {
  --color-primary: #0891B2;
  --color-secondary: #22D3EE;
  --color-accent: #059669;
  --color-neutral-dark: #164E63;
  --color-neutral-light: #ECFEFF;
  --color-bg: #ffffff;
  --color-text: #0F2A33;
  --color-muted: #4B6A75;
  --color-border: rgba(22, 78, 99, 0.12);
  --font-heading: 'Outfit', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 20px rgba(15, 42, 51, 0.06);
  --shadow-md: 0 10px 30px -10px rgba(15, 42, 51, 0.18);
  --shadow-lg: 0 30px 60px -30px rgba(15, 42, 51, 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-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--color-primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--color-neutral-dark); }
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 600; color: var(--color-neutral-dark); letter-spacing: -0.02em; line-height: 1.2; }
h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); margin: 0 0 1rem; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); margin: 0 0 1rem; }
h3 { font-size: 1.25rem; margin: 0 0 .5rem; }
p { margin: 0 0 1rem; }

/* === Layout === */
.container { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: 1.25rem; }
.narrow { max-width: 760px; margin-inline: auto; }
.center { text-align: center; }
.section { padding-block: 4rem; }
.section-head { text-align: center; margin-bottom: 2.5rem; }
.section-sub { color: var(--color-muted); font-size: 1.05rem; margin-bottom: 1.25rem; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.8rem; font-weight: 600; color: var(--color-primary); margin: 0 0 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 var(--color-border);
  transition: background .25s, box-shadow .25s;
}
.site-header.scrolled { background: rgba(255, 255, 255, 0.92); box-shadow: 0 8px 30px -20px rgba(15,42,51,0.25); }
.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; display: block; }
.primary-nav { display: flex; align-items: center; }
.nav-list { display: none; list-style: none; margin: 0; padding: 0; gap: 1.75rem; }
.nav-list a { font-weight: 500; color: var(--color-neutral-dark); position: relative; padding-block: .25rem; }
.nav-list a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--color-primary); transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease); }
.nav-list a:hover::after, .nav-list a[aria-current="page"]::after { transform: scaleX(1); }
.nav-cta { background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark)); color: var(--color-neutral-light) !important; padding: .55rem 1.1rem !important; border-radius: 999px; }
.nav-cta::after { display: none; }
.nav-cta:hover { color: var(--color-neutral-light) !important; transform: translateY(-1px); }
.nav-toggle { display: inline-flex; flex-direction: column; gap: 5px; background: transparent; border: 0; padding: .5rem; cursor: pointer; }
.nav-toggle span { width: 24px; height: 2px; background: var(--color-neutral-dark); border-radius: 2px; transition: transform .25s, opacity .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-list.is-open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: #fff; padding: 1.5rem; gap: 1rem; border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow-md); }

/* === Buttons === */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .85rem 1.5rem; border-radius: 999px; font-family: var(--font-heading); font-weight: 600; font-size: 1rem; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s; border: 0; text-decoration: none; }
.btn-primary { background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark)); color: var(--color-neutral-light); box-shadow: 0 8px 20px -8px rgba(8,145,178,0.55); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 28px -10px rgba(8,145,178,0.7); color: var(--color-neutral-light); }
.btn-ghost { background: transparent; color: var(--color-neutral-dark); border: 1px solid var(--color-border); }
.btn-ghost:hover { transform: translateY(-2px); background: var(--color-neutral-light); }
.btn:focus-visible { outline: 3px solid var(--color-secondary); outline-offset: 2px; }

/* === Hero (split) === */
.hero { position: relative; padding-block: 4rem; overflow: hidden; background: radial-gradient(800px 400px at 20% 0%, rgba(34,211,238,0.18), transparent 60%), linear-gradient(180deg, var(--color-neutral-light), #ffffff 70%); }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; align-items: center; }
.hero-text { order: 1; }
.hero-media { order: 2; }
.hero-media img { border-radius: var(--radius-lg); aspect-ratio: 4/5; object-fit: cover; box-shadow: var(--shadow-lg); }
.hero-sub { font-size: 1.125rem; color: var(--color-muted); max-width: 52ch; margin-bottom: 1.75rem; }
.hero-ctas { display: flex; gap: .75rem; flex-wrap: wrap; }
.hero-thanks { padding-block: 6rem; }
.hero-thanks .container.center .eyebrow { display: inline-block; }

/* === Intro / generic sections === */
.intro .narrow { text-align: center; }
.intro p { font-size: 1.0625rem; color: var(--color-text); }

/* === Cards grid === */
.grid { display: grid; gap: 1.25rem; grid-template-columns: 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); }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card-link { color: inherit; text-decoration: none; display: block; }
.card-link:hover h3 { color: var(--color-primary); }
.card-icon { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 12px; background: linear-gradient(135deg, var(--color-neutral-light), rgba(34,211,238,0.25)); color: var(--color-primary); margin-bottom: 1rem; }
.card p { color: var(--color-muted); margin: 0; }

/* === Testimonial === */
.testimonial blockquote { margin: 0; text-align: center; padding: 2rem 0; position: relative; }
.testimonial blockquote p { font-family: var(--font-heading); font-size: clamp(1.25rem, 2.5vw, 1.625rem); color: var(--color-neutral-dark); line-height: 1.4; margin-bottom: 1.25rem; }
.testimonial cite { font-style: normal; color: var(--color-muted); font-size: 0.95rem; }

/* === CTA band === */
.cta-band { background: linear-gradient(135deg, var(--color-primary), var(--color-neutral-dark)); color: var(--color-neutral-light); text-align: center; padding-block: 4rem; }
.cta-band h2 { color: var(--color-neutral-light); }
.cta-band p { color: rgba(236, 254, 255, 0.85); margin-bottom: 1.5rem; }
.cta-band .btn-primary { background: var(--color-neutral-light); color: var(--color-neutral-dark); }
.cta-band .btn-primary:hover { background: #fff; color: var(--color-neutral-dark); }

/* === Pricing === */
.pricing-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.pricing-card { position: relative; background: var(--color-neutral-light); border: 1px solid var(--color-border); border-radius: 16px; padding: 2.25rem; display: flex; flex-direction: column; 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); background: #fff; box-shadow: var(--shadow-md); }
.pricing-card__badge { position: absolute; top: 1rem; right: 1rem; background: var(--color-accent); color: var(--color-neutral-light); font-size: 0.75rem; font-weight: 600; padding: .35rem .75rem; border-radius: 999px; text-transform: uppercase; letter-spacing: 0.08em; }
.pricing-card__plan { font-size: 1.5rem; margin-bottom: .25rem; }
.pricing-card__price { font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 700; font-family: var(--font-heading); color: var(--color-primary); margin: 0 0 .75rem; }
.pricing-card__lede { color: var(--color-muted); font-size: 0.95rem; margin-bottom: 1.25rem; }
.pricing-card__features { list-style: none; padding: 0; margin: 0 0 1.75rem; flex: 1; }
.pricing-card__features li { display: flex; gap: .5rem; padding-block: .4rem; color: var(--color-text); font-size: 0.95rem; border-bottom: 1px dashed var(--color-border); }
.pricing-card__features li:last-child { border-bottom: 0; }
.pricing-card__cta { align-self: stretch; }

/* === FAQ === */
.faq details { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 1rem 1.25rem; margin-bottom: .75rem; transition: box-shadow .2s; }
.faq details[open] { box-shadow: var(--shadow-sm); }
.faq 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 summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font-size: 1.25rem; color: var(--color-primary); transition: transform .2s; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin-top: .75rem; color: var(--color-muted); }

/* === Contact form === */
.contact-form { display: grid; gap: 1.1rem; background: #fff; padding: 2rem; border-radius: var(--radius-md); border: 1px solid var(--color-border); box-shadow: var(--shadow-sm); }
.field { display: flex; flex-direction: column; gap: .35rem; }
.field label { font-weight: 600; font-size: 0.9rem; color: var(--color-neutral-dark); }
.field input, .field textarea { font-family: var(--font-body); font-size: 1rem; padding: .75rem .9rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: #fff; color: var(--color-text); transition: border-color .2s, box-shadow .2s; }
.field input:focus, .field textarea:focus { outline: 0; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(8,145,178,0.15); }
.form-success { background: var(--color-neutral-light); color: var(--color-neutral-dark); border-radius: var(--radius-sm); padding: 1rem; margin-top: 1rem; font-weight: 500; }

/* === 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: var(--color-neutral-light); font-size: 1rem; margin-bottom: .75rem; }
.site-footer a { color: var(--color-neutral-light); opacity: 0.85; }
.site-footer a:hover { opacity: 1; color: var(--color-secondary); }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .4rem; }
.site-footer address { font-style: normal; line-height: 1.7; margin-bottom: 1rem; }
.site-footer .tagline { color: rgba(236, 254, 255, 0.75); margin-top: .5rem; }
.site-footer .logo img { height: 56px; }
.legal-links { margin-top: 1rem; font-size: 0.875rem; }
.copyright { border-top: 1px solid rgba(236, 254, 255, 0.15); padding-top: 1.25rem; margin-top: 2rem; font-size: 0.85rem; color: rgba(236, 254, 255, 0.7); text-align: center; }

/* === 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; } }

/* === 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: var(--shadow-lg); max-width: 720px; margin-inline: auto; }
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 1rem; font-size: 0.95rem; color: rgba(236, 254, 255, 0.9); }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.cookie-banner__actions button { font-family: var(--font-heading); font-weight: 600; padding: .55rem 1.1rem; border-radius: 999px; border: 0; cursor: pointer; font-size: 0.9rem; transition: transform .2s; }
.cookie-banner__actions button:hover { transform: translateY(-1px); }
.cookie-banner__actions [data-cookie-accept] { background: var(--color-accent); color: var(--color-neutral-light); }
.cookie-banner__actions [data-cookie-reject] { background: rgba(236,254,255,0.15); color: var(--color-neutral-light); }
.cookie-banner__actions [data-cookie-settings] { background: transparent; color: var(--color-neutral-light); border: 1px solid rgba(236,254,255,0.3); }
.cookie-banner__prefs { margin-top: 1rem; display: grid; gap: .5rem; }
.cookie-banner__prefs label { display: flex; align-items: center; gap: .5rem; font-size: 0.9rem; }
.cookie-banner__prefs [data-cookie-save] { justify-self: start; background: var(--color-secondary); color: var(--color-neutral-dark); border: 0; padding: .55rem 1.1rem; border-radius: 999px; font-weight: 600; cursor: pointer; margin-top: .5rem; }

/* === Responsive === */
@media (min-width: 720px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1.2fr 1fr 1.4fr; }
}
@media (min-width: 768px) {
  .logo img { height: 96px; }
  .site-footer .logo img { height: 64px; }
  .section { padding-block: 5.5rem; }
  .hero { padding-block: 6rem; }
  .hero-grid { grid-template-columns: 1fr 1fr; gap: 4rem; }
  .hero-text { order: 1; }
  .hero-media { order: 2; }
  .nav-toggle { display: none; }
  .nav-list { display: flex; flex-direction: row; }
  .nav-list.is-open { position: static; flex-direction: row; padding: 0; box-shadow: none; border-bottom: 0; background: transparent; }
}
@media (min-width: 960px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .pricing-grid { grid-template-columns: repeat(3, 1fr); }
}