/* ============================================================
   Ainlytx — Marketing Site
   Design tokens, layout primitives, and component styles.
   ============================================================ */

:root {
  /* Brand */
  --brand-900: #0a1845;
  --brand-800: #0f2167;
  --brand-700: #16308d;
  --brand-600: #1f44b8;
  --brand-500: #2f5fe0;
  --brand-400: #5483f5;
  --brand-300: #8aabff;
  --brand-200: #c2d3ff;
  --brand-100: #e8efff;
  --brand-50:  #f4f7ff;

  /* Accent (electric arrow) */
  --accent-500: #18d2ff;
  --accent-400: #4ee0ff;
  --accent-300: #93edff;

  /* Neutrals */
  --ink-900: #0b1020;
  --ink-800: #131a30;
  --ink-700: #1f2742;
  --ink-600: #3b4567;
  --ink-500: #5b6582;
  --ink-400: #8a93ad;
  --ink-300: #b6bccf;
  --ink-200: #d9dde8;
  --ink-100: #eef0f7;
  --ink-50:  #f7f8fc;
  --white:   #ffffff;

  /* Semantic */
  --success: #10b981;
  --warning: #f59e0b;
  --danger:  #ef4444;

  /* Radius / elevation */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-2xl: 32px;
  --r-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(10, 24, 69, 0.06);
  --shadow-md: 0 6px 16px rgba(10, 24, 69, 0.08);
  --shadow-lg: 0 18px 48px rgba(10, 24, 69, 0.14);
  --shadow-xl: 0 32px 80px rgba(10, 24, 69, 0.20);

  /* Layout */
  --container: 1200px;
  --container-narrow: 920px;
  --nav-h: 80px;

  /* Type */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, system-ui, sans-serif;
  --font-display: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* ===================== Base ===================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-800);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { max-width: 100%; display: block; }
a { color: var(--brand-600); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--brand-700); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink-900);
  margin: 0 0 .5em;
  line-height: 1.15;
}
h1 { font-size: clamp(2.25rem, 4.2vw, 3.75rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); letter-spacing: -0.025em; }
h3 { font-size: clamp(1.25rem, 1.8vw, 1.5rem); }
h4 { font-size: 1.125rem; }
p  { margin: 0 0 1em; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--brand-600);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: ""; width: 24px; height: 2px;
  background: linear-gradient(90deg, var(--brand-500), var(--accent-500));
  border-radius: 2px;
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 24px; }

section { padding: clamp(64px, 8vw, 112px) 0; }
.section-tight { padding: clamp(48px, 6vw, 80px) 0; }

/* ===================== Navigation ===================== */
.nav {
  position: sticky; top: 0; z-index: 50;
  height: var(--nav-h);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid rgba(10, 24, 69, 0.06);
  transition: box-shadow .2s ease;
}
.nav.scrolled { box-shadow: var(--shadow-sm); }
.nav-inner {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--container); margin: 0 auto; padding: 0 24px;
}
.nav-brand {
  display: inline-flex; align-items: center;
  text-decoration: none;
  height: 100%;
  flex-shrink: 0;
  margin-right: 8px;
  background: #0F172A;
  border-radius: 10px;
  padding: 6px 12px;
}
.nav-brand img {
  height: 32px; width: auto;
  max-height: 44px;
  display: block;
  object-fit: contain;
}
@media (max-width: 480px) { .nav-brand img { height: 26px; } .nav-brand { padding: 4px 8px; } }
footer .nav-brand, .footer .nav-brand { background: transparent; padding: 0; }
footer .nav-brand img, .footer .nav-brand img { filter: invert(1) hue-rotate(180deg); }
.nav-links {
  display: flex; gap: 6px; align-items: center;
  list-style: none; margin: 0; padding: 0;
}
.nav-links > li { position: relative; }
.nav-links a,
.nav-links .nav-dd-trigger {
  color: var(--ink-700); font-weight: 500;
  font-size: .95rem; padding: 8px 14px; border-radius: 8px;
  transition: background .15s ease, color .15s ease;
}
.nav-links a:hover,
.nav-links .nav-dd-trigger:hover { background: var(--ink-100); color: var(--ink-900); }
.nav-links a.active { color: var(--brand-700); background: var(--brand-50); }
.nav-cta { display: flex; gap: 10px; align-items: center; }

/* Solutions dropdown */
.nav-dd-trigger {
  display: inline-flex; align-items: center; gap: 6px;
  background: none; border: 0; cursor: pointer;
  font-family: inherit;
}
.nav-dd-caret {
  width: 10px; height: 6px;
  transition: transform .2s ease;
}
.has-dropdown.open .nav-dd-caret { transform: rotate(180deg); }
.nav-dd-panel {
  position: absolute; top: calc(100% + 8px); left: 0;
  min-width: 320px;
  background: var(--white);
  border: 1px solid var(--ink-200);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  opacity: 0; visibility: hidden;
  transform: translateY(-4px);
  transition: opacity .15s ease, transform .15s ease, visibility .15s ease;
  z-index: 60;
}
.has-dropdown.open .nav-dd-panel {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.nav-dd-item {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--ink-800);
}
.nav-dd-item:hover { background: var(--brand-50); color: var(--brand-700); }
.nav-dd-item-title {
  font-weight: 600; font-size: .95rem;
  color: var(--ink-900);
  margin-bottom: 2px;
}
.nav-dd-item:hover .nav-dd-item-title { color: var(--brand-700); }
.nav-dd-item-desc {
  font-size: .8125rem; color: var(--ink-500);
  line-height: 1.35;
}
.nav-dd-divider { height: 1px; background: var(--ink-100); margin: 6px 4px; }

.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer;
  width: 40px; height: 40px; align-items: center; justify-content: center;
  border-radius: 8px;
}
.nav-toggle:hover { background: var(--ink-100); }
.nav-toggle svg { width: 22px; height: 22px; color: var(--ink-800); }

@media (max-width: 880px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: fixed; inset: var(--nav-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 4px;
    padding: 16px 24px 24px;
    background: var(--white);
    border-bottom: 1px solid var(--ink-200);
    box-shadow: var(--shadow-md);
    transform: translateY(-100%); opacity: 0; pointer-events: none;
    transition: transform .25s ease, opacity .2s ease;
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 12px 14px; }
  .nav-cta .btn-ghost { display: none; }

  /* Mobile: dropdown becomes inline accordion */
  .nav-dd-trigger { width: 100%; justify-content: space-between; padding: 12px 14px; }
  .nav-dd-panel {
    position: static; opacity: 1; visibility: visible;
    transform: none; box-shadow: none; border: 0;
    padding: 0 0 0 12px; min-width: 0;
    max-height: 0; overflow: hidden;
    transition: max-height .25s ease;
  }
  .has-dropdown.open .nav-dd-panel { max-height: 600px; }
  .nav-dd-item { padding: 8px 12px; }
}

/* ===================== Buttons ===================== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border-radius: var(--r-pill);
  font-family: var(--font-sans); font-weight: 600; font-size: .95rem;
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
  transition: transform .12s ease, box-shadow .15s ease, background .15s ease, color .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--brand-700), var(--brand-500));
  box-shadow: 0 8px 22px rgba(15, 33, 103, .25), inset 0 1px 0 rgba(255,255,255,.18);
}
.btn-primary:hover { color: var(--white); box-shadow: 0 12px 28px rgba(15, 33, 103, .35); }
.btn-secondary {
  color: var(--ink-900); background: var(--white); border-color: var(--ink-200);
}
.btn-secondary:hover { border-color: var(--brand-400); color: var(--brand-700); }
.btn-ghost {
  color: var(--ink-700); background: transparent;
}
.btn-ghost:hover { color: var(--ink-900); background: var(--ink-100); }
.btn-sm { padding: 9px 16px; font-size: .875rem; }
.btn-lg { padding: 14px 26px; font-size: 1rem; }

/* ===================== Hero ===================== */
.hero {
  position: relative; overflow: hidden;
  padding: clamp(80px, 10vw, 140px) 0 clamp(64px, 8vw, 120px);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(24, 210, 255, 0.10), transparent 60%),
    radial-gradient(900px 500px at 10% 0%, rgba(47, 95, 224, 0.10), transparent 60%),
    linear-gradient(180deg, #fbfcff 0%, #ffffff 100%);
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(15, 33, 103, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 33, 103, .04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 30%, transparent 80%);
  pointer-events: none;
}
.hero-inner { position: relative; text-align: center; max-width: 920px; margin: 0 auto; }
.hero-pill {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 14px 6px 6px;
  background: var(--white); border: 1px solid var(--ink-200);
  border-radius: var(--r-pill);
  font-size: .8125rem; color: var(--ink-700); font-weight: 500;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}
.hero-pill-tag {
  background: linear-gradient(135deg, var(--brand-700), var(--brand-500));
  color: white; font-weight: 700; font-size: .7rem;
  padding: 4px 10px; border-radius: var(--r-pill);
  letter-spacing: .04em; text-transform: uppercase;
}
.hero h1 {
  font-size: clamp(2.5rem, 5.4vw, 4.5rem);
  margin-bottom: 24px;
}
.hero h1 .accent {
  background: linear-gradient(135deg, var(--brand-700), var(--accent-500));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  color: var(--ink-600); max-width: 680px; margin: 0 auto 36px;
}
.hero-actions { display: inline-flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.hero-meta {
  margin-top: 36px; display: flex; justify-content: center; gap: 28px;
  flex-wrap: wrap;
  font-size: .875rem; color: var(--ink-500);
}
.hero-meta b { color: var(--ink-900); font-weight: 700; font-family: var(--font-display); font-size: 1.25rem; display: block; }

/* ===================== Sections ===================== */
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head p { color: var(--ink-500); font-size: 1.0625rem; margin: 0; }

.bg-tint  { background: var(--ink-50); }
.bg-deep  {
  background: radial-gradient(900px 480px at 80% 0%, rgba(24, 210, 255, .14), transparent 60%),
              linear-gradient(180deg, var(--brand-900), #06102d 100%);
  color: var(--ink-100);
}
.bg-deep h1, .bg-deep h2, .bg-deep h3, .bg-deep h4 { color: var(--white); }
.bg-deep .eyebrow { color: var(--accent-400); }
.bg-deep .section-head p { color: var(--brand-200); }

/* ===================== Card grid ===================== */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--white); border: 1px solid var(--ink-100);
  border-radius: var(--r-lg); padding: 28px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--ink-200); }
.card-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--brand-50), var(--brand-100));
  color: var(--brand-700);
  margin-bottom: 18px;
}
.card-icon svg { width: 22px; height: 22px; }
.card h3 { margin-bottom: 8px; font-size: 1.125rem; }
.card p  { color: var(--ink-500); font-size: .9375rem; margin: 0; }

/* Product card — premium */
.product-card {
  position: relative;
  border-radius: var(--r-xl); overflow: hidden;
  background: var(--white); border: 1px solid var(--ink-100);
  padding: 32px; display: flex; flex-direction: column; gap: 20px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--brand-200); }
.product-card.is-featured {
  background:
    radial-gradient(700px 320px at 100% 0%, rgba(24, 210, 255, .10), transparent 60%),
    linear-gradient(180deg, #0a1845, #06102d);
  color: var(--ink-100); border-color: transparent;
}
.product-card.is-featured h3 { color: var(--white); }
.product-card.is-featured p,
.product-card.is-featured .product-meta { color: var(--brand-200); }
.product-card.is-featured .product-link { color: var(--accent-400); }
.product-card.is-featured ul li::before { background: var(--accent-400); }

.product-tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .75rem; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; color: var(--brand-700);
  background: var(--brand-50); padding: 4px 10px; border-radius: var(--r-pill);
  width: max-content;
}
.product-card.is-featured .product-tag {
  color: var(--brand-900); background: var(--accent-300);
}
.product-card h3 { font-size: 1.5rem; margin: 0; }
.product-card p { color: var(--ink-500); margin: 0; }
.product-meta { font-size: .8125rem; color: var(--ink-500); }
.product-card ul {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px 18px;
}
@media (max-width: 540px) { .product-card ul { grid-template-columns: 1fr; } }
.product-card ul li {
  position: relative; padding-left: 18px;
  font-size: .9375rem; line-height: 1.4;
}
.product-card ul li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 8px; height: 8px; border-radius: 2px;
  background: var(--brand-500); transform: rotate(45deg);
}
.product-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-weight: 600; color: var(--brand-700);
}
.product-link svg { transition: transform .15s ease; }
.product-link:hover svg { transform: translateX(3px); }

/* ===================== Logos / Stats ===================== */
.stat {
  text-align: center; padding: 24px;
  border-right: 1px solid var(--ink-100);
}
.stat:last-child { border-right: 0; }
.stat b {
  display: block; font-family: var(--font-display);
  font-size: clamp(2rem, 3.6vw, 2.75rem);
  background: linear-gradient(135deg, var(--brand-700), var(--accent-500));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  font-weight: 800; letter-spacing: -0.02em;
}
.stat span { color: var(--ink-500); font-size: .9375rem; }

/* ===================== Module list ===================== */
.module-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}
.module-chip {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 16px;
  background: var(--white); border: 1px solid var(--ink-100);
  border-radius: 12px; font-size: .9375rem; color: var(--ink-800);
  transition: border-color .15s ease, transform .15s ease;
}
.module-chip:hover { border-color: var(--brand-300); transform: translateY(-1px); }
.module-chip-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-500), var(--accent-500));
  flex-shrink: 0;
}

/* ===================== Pricing ===================== */
.price-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  align-items: stretch;
}
@media (max-width: 920px) { .price-grid { grid-template-columns: 1fr; } }

.price-card {
  position: relative;
  background: var(--white); border: 1px solid var(--ink-100);
  border-radius: var(--r-xl); padding: 36px 32px;
  display: flex; flex-direction: column;
}
.price-card.is-popular {
  border-color: var(--brand-500);
  box-shadow: 0 24px 60px rgba(15, 33, 103, .18);
  background:
    radial-gradient(420px 200px at 100% 0%, rgba(47, 95, 224, .08), transparent),
    var(--white);
}
.price-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--brand-700), var(--brand-500));
  color: var(--white); font-size: .75rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 6px 14px; border-radius: var(--r-pill);
  box-shadow: 0 8px 20px rgba(15, 33, 103, .35);
}
.price-name { font-size: 1.125rem; margin: 0 0 4px; color: var(--ink-900); font-weight: 700; }
.price-tag {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(2.25rem, 3.4vw, 3rem);
  color: var(--ink-900); margin: 12px 0 4px;
  letter-spacing: -0.02em;
}
.price-tag span { font-size: 1rem; font-weight: 500; color: var(--ink-500); }
.price-desc { color: var(--ink-500); margin: 0 0 24px; font-size: .9375rem; }
.price-list { list-style: none; padding: 0; margin: 0 0 28px; flex: 1; }
.price-list li {
  position: relative; padding: 10px 0 10px 30px;
  font-size: .9375rem; color: var(--ink-700);
  border-bottom: 1px solid var(--ink-100);
}
.price-list li:last-child { border-bottom: 0; }
.price-list li::before {
  content: ""; position: absolute; left: 0; top: 13px;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--brand-50);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%231f44b8'><path fill-rule='evenodd' d='M16.7 5.3a1 1 0 010 1.4l-7.5 7.5a1 1 0 01-1.4 0L3.3 9.7a1 1 0 011.4-1.4L8.5 12l6.8-6.7a1 1 0 011.4 0z'/></svg>");
  background-repeat: no-repeat; background-position: center;
}

/* ===================== FAQ ===================== */
.faq { display: grid; gap: 12px; }
.faq details {
  background: var(--white); border: 1px solid var(--ink-100);
  border-radius: var(--r-md); padding: 18px 22px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.faq details[open] { border-color: var(--brand-300); box-shadow: var(--shadow-sm); }
.faq summary {
  cursor: pointer; list-style: none; font-weight: 600; color: var(--ink-900);
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; font-size: 1.5rem; color: var(--brand-600);
  font-weight: 400; line-height: 1; transition: transform .2s ease;
}
.faq details[open] summary::after { content: "−"; }
.faq p { margin: 12px 0 0; color: var(--ink-600); font-size: .9375rem; }

/* ===================== CTA Strip ===================== */
.cta {
  position: relative; overflow: hidden;
  margin: 0 24px;
  border-radius: var(--r-2xl);
  padding: clamp(48px, 6vw, 80px) clamp(24px, 5vw, 64px);
  background:
    radial-gradient(700px 300px at 90% 0%, rgba(24, 210, 255, .25), transparent 60%),
    linear-gradient(135deg, #0a1845, #16308d 80%);
  color: var(--white);
  display: flex; align-items: center; gap: 32px; flex-wrap: wrap;
  justify-content: space-between;
  box-shadow: var(--shadow-xl);
}
.cta::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 80%);
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 80%);
  pointer-events: none;
}
.cta-content { position: relative; max-width: 540px; }
.cta h2 { color: var(--white); margin: 0 0 12px; }
.cta p { margin: 0; color: var(--brand-200); }
.cta-actions { position: relative; display: flex; gap: 12px; flex-wrap: wrap; }
.cta .btn-secondary { background: rgba(255,255,255,.08); color: white; border-color: rgba(255,255,255,.18); }
.cta .btn-secondary:hover { background: rgba(255,255,255,.16); }

/* ===================== Footer ===================== */
.footer {
  padding: 48px 0 32px;
  background: #06102d; color: var(--brand-200);
}
.footer a { color: var(--brand-200); }
.footer a:hover { color: var(--white); }

.footer-top {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 24px;
  margin-bottom: 28px;
}
.footer-logo {
  background: var(--white);
  padding: 8px 14px;
  border-radius: var(--r-sm);
  display: inline-flex; align-items: center;
  box-shadow: 0 4px 12px rgba(0,0,0,.18);
}
.footer-logo img { height: 30px; width: auto; display: block; }

.footer-meta {
  display: flex; gap: 36px; align-items: center;
  font-size: .75rem; letter-spacing: .14em;
  font-weight: 600; text-transform: uppercase;
  flex-wrap: wrap;
}
.footer-meta a { color: var(--brand-200); text-decoration: none; }
.footer-meta a:hover { color: var(--white); }
.footer-patent { color: var(--accent-400); }

.footer-divider {
  border: 0; height: 1px;
  background: rgba(255,255,255,.08);
  margin: 0 0 36px;
}

.footer-hubs {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 40px;
}
.footer-hub h5 {
  color: var(--accent-400);
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 700;
  margin: 0 0 14px;
}
.footer-hub p {
  font-size: .8125rem;
  letter-spacing: .1em;
  color: var(--brand-200);
  text-transform: uppercase;
  line-height: 1.7;
  margin: 0;
}

.footer-copyright {
  text-align: center;
  font-size: .75rem;
  letter-spacing: .14em;
  color: var(--ink-400);
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  text-transform: uppercase;
}

@media (max-width: 720px) {
  .footer-hubs { grid-template-columns: 1fr; gap: 28px; }
  .footer-meta { flex-direction: column; gap: 10px; align-items: flex-start; width: 100%; }
}

/* ===================== Hero / section: Proprietary Ecosystem ===================== */
.eco-band {
  padding: clamp(72px, 9vw, 120px) 0;
  background: var(--white);
  text-align: center;
}
.eco-band h2 {
  font-size: clamp(2rem, 5.4vw, 3.75rem);
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 0 0 18px;
  text-transform: uppercase;
}
.eco-band h2 .accent {
  background: linear-gradient(135deg, var(--brand-700), var(--accent-500));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.eco-band p {
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  color: var(--ink-500);
  max-width: 600px;
  margin: 0 auto;
}

/* ===================== Page header (for sub-pages) ===================== */
.page-head {
  position: relative; overflow: hidden;
  padding: clamp(80px, 9vw, 120px) 0 clamp(48px, 6vw, 80px);
  text-align: center;
  background:
    radial-gradient(900px 400px at 50% 0%, rgba(47, 95, 224, .08), transparent 60%),
    linear-gradient(180deg, #fbfcff 0%, #ffffff 100%);
}
.page-head h1 { margin-bottom: 16px; }
.page-head p { color: var(--ink-500); font-size: 1.125rem; max-width: 640px; margin: 0 auto; }

/* ===================== Comparison table ===================== */
.cmp-table {
  width: 100%; border-collapse: separate; border-spacing: 0;
  background: var(--white); border-radius: var(--r-lg); overflow: hidden;
  border: 1px solid var(--ink-100);
}
.cmp-table th, .cmp-table td {
  padding: 16px 20px; text-align: left; font-size: .9375rem;
  border-bottom: 1px solid var(--ink-100);
}
.cmp-table th { background: var(--ink-50); color: var(--ink-700); font-weight: 600; }
.cmp-table tr:last-child td { border-bottom: 0; }
.cmp-yes { color: var(--success); font-weight: 700; }
.cmp-no  { color: var(--ink-300); }
@media (max-width: 720px) { .cmp-table { font-size: .875rem; } .cmp-table th, .cmp-table td { padding: 12px 14px; } }

/* ===================== Forms ===================== */
.form { display: grid; gap: 16px; max-width: 540px; margin: 0 auto; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 480px) { .form-row { grid-template-columns: 1fr; } }
.form label {
  display: block; font-size: .8125rem; font-weight: 600;
  color: var(--ink-700); margin-bottom: 6px;
}
.form input, .form textarea, .form select {
  width: 100%; padding: 12px 14px;
  border: 1px solid var(--ink-200); border-radius: var(--r-md);
  font-family: inherit; font-size: 1rem; color: var(--ink-900);
  background: var(--white);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.form input:focus, .form textarea:focus, .form select:focus {
  outline: none; border-color: var(--brand-500);
  box-shadow: 0 0 0 4px rgba(47, 95, 224, .12);
}
.form textarea { min-height: 130px; resize: vertical; }
.form-help { font-size: .8125rem; color: var(--ink-500); margin: 0; }

/* ===================== Misc ===================== */
.divider {
  border: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--ink-200), transparent);
  margin: 0;
}
.text-center { text-align: center; }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; }

/* Reveal animation (progressive enhancement; honoured if motion ok) */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
  .reveal.in { opacity: 1; transform: translateY(0); }
}

/* Print */
@media print {
  .nav, .cta, .footer { display: none; }
  body { color: black; background: white; }
}

/* ===================== Currency switcher ===================== */
.cur-switch {
  appearance: none; -webkit-appearance: none; -moz-appearance: none;
  background-color: var(--white);
  border: 1px solid var(--ink-200);
  color: var(--ink-700);
  font: 600 .8125rem/1 var(--font-sans);
  padding: 9px 30px 9px 14px;
  border-radius: var(--r-pill);
  cursor: pointer;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6' fill='none' stroke='%235b6582' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'><path d='M1 1l4 4 4-4'/></svg>");
  background-repeat: no-repeat;
  background-position: right 12px center;
  transition: border-color .15s ease, color .15s ease, box-shadow .15s ease;
}
.cur-switch:hover { border-color: var(--brand-400); color: var(--brand-700); }
.cur-switch:focus-visible {
  outline: none;
  border-color: var(--brand-500);
  box-shadow: 0 0 0 4px rgba(47, 95, 224, .12);
}
.cur-bar {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  justify-content: center;
  padding: 14px 18px;
  background: var(--white);
  border: 1px solid var(--ink-100);
  border-radius: var(--r-pill);
  box-shadow: var(--shadow-sm);
  width: max-content; max-width: 100%;
  margin: 0 auto 24px;
  font-size: .875rem;
}
.cur-bar-label {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--ink-500); font-weight: 500;
}
.cur-bar-label svg { width: 16px; height: 16px; color: var(--brand-600); }