:root {
  --color-primary: #18181B;
  --color-secondary: #27272A;
  --color-accent: #F8FAFC;
  --color-neutral-dark: #09090B;
  --color-neutral-light: #FAFAFA;
  --color-border: rgba(9, 9, 11, 0.10);
  --color-muted: #52525B;
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 20px rgba(0,0,0,0.06);
  --shadow-md: 0 12px 40px -12px rgba(0,0,0,0.18);
  --shadow-lg: 0 30px 60px -20px rgba(0,0,0,0.25);
}

/* === Reset === */
*, *::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(--color-primary); background: var(--color-neutral-light); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-secondary); }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }

h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-primary); letter-spacing: -0.02em; line-height: 1.15; margin: 0 0 .75rem; font-weight: 700; }
h1 { font-size: clamp(2.25rem, 5vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.75rem, 3.2vw, 2.5rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1rem; }

.container { width: 100%; max-width: 1180px; margin-inline: auto; padding-inline: 1.25rem; }
.narrow { max-width: 760px; }
.eyebrow { font-family: var(--font-heading); text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.78rem; color: var(--color-muted); font-weight: 600; margin: 0 0 1rem; }

/* === Header / nav === */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(250, 250, 250, 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, border-color .25s, box-shadow .25s; }
.site-header.scrolled { background: rgba(250, 250, 250, 0.92); border-bottom-color: var(--color-border); box-shadow: 0 8px 30px -20px rgba(0,0,0,0.2); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: .75rem; }
.logo img { height: 72px; width: auto; display: block; }
.nav-toggle { display: inline-flex; align-items: center; justify-content: center; padding: .5rem; border-radius: 10px; }
.nav-toggle:hover { background: rgba(0,0,0,0.05); }
.primary-nav { display: none; flex-direction: column; gap: .25rem; }
.primary-nav.is-open { display: flex; position: absolute; left: 0; right: 0; top: 100%; background: var(--color-neutral-light); padding: 1rem 1.25rem 1.25rem; border-top: 1px solid var(--color-border); box-shadow: var(--shadow-md); }
.primary-nav a { padding: .65rem .25rem; font-weight: 500; position: relative; color: var(--color-secondary); }
.primary-nav a[aria-current="page"] { color: var(--color-primary); font-weight: 600; }
.primary-nav a.nav-cta { background: var(--color-primary); color: var(--color-neutral-light); padding: .55rem 1rem; border-radius: 999px; text-align: center; margin-top: .5rem; }
.primary-nav a.nav-cta:hover { background: var(--color-secondary); color: var(--color-neutral-light); }

@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .primary-nav { display: flex; flex-direction: row; align-items: center; gap: 2rem; position: static; padding: 0; background: none; box-shadow: none; border: none; }
  .primary-nav a { padding: .25rem 0; }
  .primary-nav a:not(.nav-cta)::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; 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"]:not(.nav-cta)::after { transform: scaleX(1); }
  .primary-nav a.nav-cta { margin-top: 0; }
}

@media (min-width: 768px) {
  .logo img { height: 96px; }
}

/* === Hero === */
.hero { position: relative; padding-block: 4.5rem 3rem; text-align: center; overflow: hidden; background: linear-gradient(180deg, #FAFAFA 0%, #F1F1F3 100%); }
.hero-glow { position: absolute; inset: 0; pointer-events: none; background: radial-gradient(600px 320px at 50% 10%, rgba(24,24,27,0.10), transparent 70%); }
.hero-inner { position: relative; }
.hero h1 { max-width: 22ch; margin-inline: auto; }
.hero-sub { max-width: 52ch; margin: 1rem auto 1.75rem; font-size: 1.125rem; color: var(--color-muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; justify-content: center; margin-bottom: 3rem; }
.hero-image { max-width: 980px; margin: 2rem auto 0; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.hero-image img { aspect-ratio: 16/9; object-fit: cover; width: 100%; }
.hero-slim { padding-block: 4.5rem 2rem; }
.hero-slim .hero-image { display: none; }

@media (min-width: 768px) { .hero { padding-block: 6.5rem 4rem; } }

/* === Buttons === */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .85rem 1.4rem; border-radius: 999px; font-weight: 600; font-size: .95rem; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s, color .2s; will-change: transform; }
.btn:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; }
.btn-primary { background: var(--color-primary); color: var(--color-neutral-light); background-image: linear-gradient(135deg, #27272A 0%, #09090B 100%); box-shadow: 0 10px 30px -12px rgba(0,0,0,0.4); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 40px -14px rgba(0,0,0,0.5); color: var(--color-neutral-light); }
.btn-ghost { border: 1px solid var(--color-border); background: transparent; color: var(--color-primary); }
.btn-ghost:hover { transform: translateY(-2px); border-color: var(--color-primary); }

/* === Sections === */
.section { padding-block: 4rem; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 2.5rem; }
.section-head p { color: var(--color-muted); }

/* === Grids & cards === */
.grid { display: grid; gap: 1.25rem; grid-template-columns: 1fr; }
.grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .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: #FFFFFF; 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 h3 { margin-bottom: .5rem; }
.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: var(--color-primary); color: var(--color-neutral-light); margin-bottom: 1rem; }
.contact-card { text-align: left; }

/* === Testimonial === */
.section-quote { background: linear-gradient(180deg, #F4F4F5 0%, #FAFAFA 100%); }
.testimonial { max-width: 780px; margin: 0 auto; text-align: center; position: relative; padding: 0 1rem; }
.testimonial .quote-mark { color: var(--color-primary); opacity: 0.10; margin: 0 auto .5rem; display: block; }
.testimonial p { font-family: var(--font-heading); font-size: clamp(1.25rem, 2.2vw, 1.6rem); font-weight: 500; line-height: 1.4; color: var(--color-primary); margin-bottom: 1.5rem; }
.testimonial cite { display: block; font-style: normal; font-size: .95rem; color: var(--color-muted); font-weight: 500; }

/* === CTA band === */
.cta-band { padding-block: 3rem; }
.cta-inner { background: linear-gradient(135deg, #18181B 0%, #09090B 100%); color: var(--color-neutral-light); border-radius: var(--radius-lg); padding: 2.5rem; display: grid; gap: 1.5rem; align-items: center; box-shadow: var(--shadow-lg); }
.cta-inner h2 { color: var(--color-neutral-light); margin-bottom: .5rem; }
.cta-inner p { color: rgba(250, 250, 250, 0.75); margin-bottom: 0; }
.cta-inner .btn-primary { background-image: none; background: var(--color-neutral-light); color: var(--color-primary); }
.cta-inner .btn-primary:hover { color: var(--color-primary); }
@media (min-width: 768px) {
  .cta-inner { grid-template-columns: 1fr auto; padding: 3rem 3.5rem; }
}

/* === Pricing === */
.pricing-grid { display: grid; gap: 1.5rem; grid-template-columns: 1fr; }
@media (min-width: 900px) { .pricing-grid { grid-template-columns: repeat(3, 1fr); align-items: stretch; } }
.pricing-card { position: relative; background: var(--color-neutral-light); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 2.25rem; display: flex; flex-direction: column; 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-primary); box-shadow: var(--shadow-md); }
.pricing-card__badge { position: absolute; top: 1rem; right: 1rem; background: var(--color-primary); color: var(--color-neutral-light); font-size: .72rem; font-weight: 600; padding: .3rem .7rem; border-radius: 999px; letter-spacing: 0.04em; text-transform: uppercase; }
.pricing-card__plan { font-size: 1.1rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-muted); margin-bottom: .5rem; font-weight: 600; }
.pricing-card__price { font-family: var(--font-heading); font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 700; letter-spacing: -0.02em; color: var(--color-primary); margin-bottom: 1rem; line-height: 1.1; }
.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; display: grid; gap: .65rem; }
.pricing-card__features li { display: flex; gap: .55rem; align-items: flex-start; font-size: .95rem; }
.pricing-card__features span { color: var(--color-primary); font-weight: 700; }
.pricing-card__cta { margin-top: auto; width: 100%; }

/* === FAQ === */
.faq { display: grid; gap: .75rem; }
.faq details { background: #FFFFFF; border: 1px solid var(--color-border); border-radius: var(--radius); padding: 1rem 1.25rem; transition: box-shadow .2s; }
.faq details[open] { box-shadow: var(--shadow-sm); }
.faq summary { font-family: var(--font-heading); font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-weight: 400; font-size: 1.4rem; line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: .75rem 0 0; color: var(--color-muted); }

/* === Contact form === */
.contact-form { display: grid; gap: 1.1rem; background: #FFFFFF; border: 1px solid var(--color-border); border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow-sm); }
.field { display: grid; gap: .35rem; }
.field label { font-weight: 600; font-size: .92rem; }
.field input, .field textarea { font: inherit; padding: .7rem .85rem; border: 1px solid var(--color-border); border-radius: 10px; background: var(--color-neutral-light); 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(24,24,27,0.08); }
.form-consent { display: flex; gap: .6rem; align-items: flex-start; font-size: .88rem; color: var(--color-muted); }
.form-consent input { margin-top: .2rem; }
.form-consent a { color: var(--color-primary); text-decoration: underline; }

/* === Footer === */
.site-footer { background: var(--color-primary); color: rgba(250,250,250,0.85); padding: 3.5rem 0 1.5rem; margin-top: 4rem; }
.footer-grid { display: grid; gap: 2rem; grid-template-columns: 1fr; }
.site-footer h4 { color: var(--color-neutral-light); font-size: .95rem; text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 1rem; }
.site-footer a { color: rgba(250,250,250,0.75); }
.site-footer a:hover { color: var(--color-neutral-light); }
.logo-footer img { filter: invert(1) brightness(1.4); height: 60px; }
.footer-tag { color: rgba(250,250,250,0.6); font-size: .95rem; margin-top: .75rem; }
.footer-nav { display: flex; flex-direction: column; gap: .5rem; }
.footer-contact p { margin: 0 0 .5rem; font-size: .92rem; }
.footer-legal { margin-top: 1rem; font-size: .88rem; }
.footer-bottom { border-top: 1px solid rgba(250,250,250,0.12); margin-top: 2.5rem; padding-top: 1.25rem; font-size: .85rem; color: rgba(250,250,250,0.55); }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1.2fr; } }

/* === 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: .9rem; color: rgba(250,250,250,0.85); }
.cookie-banner__actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.cookie-banner__actions button { padding: .55rem 1rem; border-radius: 999px; font-size: .85rem; font-weight: 600; border: 1px solid rgba(250,250,250,0.25); color: var(--color-neutral-light); background: transparent; transition: background .2s; }
.cookie-banner__actions button:hover { background: rgba(250,250,250,0.08); }
.cookie-banner__actions [data-cookie-accept] { background: var(--color-accent); color: var(--color-primary); border-color: var(--color-accent); }
.cookie-banner__actions [data-cookie-accept]:hover { background: #FFFFFF; }
.cookie-banner__prefs { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid rgba(250,250,250,0.15); display: grid; gap: .6rem; font-size: .9rem; }
.cookie-banner__prefs label { display: flex; gap: .55rem; align-items: center; }
.cookie-banner__prefs button { justify-self: flex-start; margin-top: .5rem; padding: .5rem .9rem; border-radius: 999px; background: var(--color-accent); color: var(--color-primary); font-weight: 600; }

/* === 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; }
}