/* =============================================================================
   Design system
   1.  Tokens
   2.  Reset & base
   3.  Layout primitives
   4.  Typography
   5.  Buttons
   6.  Header & navigation
   7.  Hero
   8.  Cards, steps, lists
   9.  Split (media + copy) sections
   10. Tabs, FAQ, tables
   11. Forms
   12. Breadcrumbs, CTA band, footer
   13. Utilities
   14. Responsive
   ========================================================================== */

/* -----------------------------------------------------------------------------
   1. Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Brand palette */
  --navy-950: #050b1a;
  --navy-900: #081226;
  --navy-850: #0a1730;
  --navy-800: #0d1c3a;
  --navy-700: #16294f;
  --navy-600: #1f3a66;

  --blue-800: #1e3a8a;
  --blue-700: #1d4ed8;
  --blue-600: #2563eb;
  --blue-500: #3b82f6;
  --blue-100: #dbe7ff;
  --blue-50:  #eef4ff;

  --cyan-600: #0891b2;
  --cyan-500: #06b6d4;
  --cyan-400: #22d3ee;
  --teal-400: #2dd4bf;

  /* Neutrals */
  --ink:      #0b1729;
  --body:     #47566d;
  --muted:    #6d7c94;
  --line:     #e3e9f3;
  --line-2:   #eef2f9;
  --soft:     #f5f8fd;
  --soft-2:   #eef3fb;
  --white:    #ffffff;

  /* Semantic */
  --accent:       var(--blue-600);
  --accent-dark:  var(--blue-700);
  --accent-soft:  var(--blue-50);

  /* Radii */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 18px;
  --r-xl: 26px;
  --r-pill: 999px;

  /* Shadows */
  --sh-xs: 0 1px 2px rgba(11, 23, 41, .06);
  --sh-sm: 0 2px 6px rgba(11, 23, 41, .06), 0 1px 2px rgba(11, 23, 41, .04);
  --sh-md: 0 8px 24px rgba(11, 23, 41, .08), 0 2px 6px rgba(11, 23, 41, .04);
  --sh-lg: 0 22px 50px rgba(8, 18, 38, .12), 0 6px 14px rgba(8, 18, 38, .06);
  --sh-glow: 0 20px 60px rgba(37, 99, 235, .28);

  /* Spacing scale */
  --sp-1: 4px;  --sp-2: 8px;  --sp-3: 12px; --sp-4: 16px;
  --sp-5: 24px; --sp-6: 32px; --sp-7: 44px; --sp-8: 60px;
  --sp-9: 84px; --sp-10: 112px;

  /* Layout */
  --container: 1200px;
  --container-narrow: 880px;
  --header-h: 74px;

  /* Type */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, "Noto Sans", sans-serif,
               "Apple Color Emoji", "Segoe UI Emoji";
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
               "Liberation Mono", monospace;
}

/* -----------------------------------------------------------------------------
   2. Reset & base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--body);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, video { max-width: 100%; height: auto; display: block; }
img { border-radius: inherit; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); text-decoration: underline; }

ul, ol { margin: 0; padding: 0; }
li { list-style: none; }

button { font: inherit; color: inherit; }

hr { border: 0; border-top: 1px solid var(--line); margin: var(--sp-7) 0; }

/* Visible focus for keyboard users on every interactive element. */
:focus-visible {
  outline: 3px solid var(--cyan-500);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Hidden off the top rather than off the side, so it can never create
   horizontal scrolling on narrow screens. */
.skip-link {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 999;
  transform: translateY(-120%);
  background: var(--navy-900);
  color: #fff;
  padding: 12px 20px;
  border-radius: 0 0 var(--r-sm) 0;
  font-weight: 600;
  transition: transform .15s ease;
}
.skip-link:focus {
  transform: translateY(0);
  color: #fff;
  text-decoration: none;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* -----------------------------------------------------------------------------
   3. Layout primitives
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}
.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--sp-9); }
.section--tight { padding-block: var(--sp-8); }
.section--soft { background: var(--soft); }
.section--line { border-top: 1px solid var(--line); }

.section--dark {
  background:
    radial-gradient(900px 420px at 82% -10%, rgba(34, 211, 238, .16), transparent 60%),
    radial-gradient(760px 400px at 8% 110%, rgba(37, 99, 235, .28), transparent 62%),
    linear-gradient(170deg, var(--navy-900) 0%, var(--navy-850) 55%, var(--navy-800) 100%);
  color: #c9d6ea;
}
.section--dark h2, .section--dark h3 { color: #fff; }
.section--dark .section__intro { color: #a9bbd4; }

.section__head {
  max-width: 720px;
  margin-bottom: var(--sp-7);
}
.section__head--center {
  margin-inline: auto;
  text-align: center;
}
.section__intro {
  font-size: 1.075rem;
  color: var(--muted);
  margin: var(--sp-3) 0 0;
}

.grid { display: grid; gap: 22px; }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.stack > * + * { margin-top: var(--sp-4); }

/* -----------------------------------------------------------------------------
   4. Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4 {
  color: var(--ink);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.021em;
  margin: 0;
  text-wrap: balance;
}

h1 { font-size: clamp(2.05rem, 1.35rem + 2.6vw, 3.35rem); letter-spacing: -0.028em; }
h2 { font-size: clamp(1.65rem, 1.2rem + 1.55vw, 2.4rem); }
h3 { font-size: clamp(1.12rem, 1.02rem + 0.4vw, 1.3rem); line-height: 1.35; }
h4 { font-size: 1.02rem; }

p { margin: 0 0 var(--sp-4); }
p:last-child { margin-bottom: 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .775rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: var(--sp-3);
}
.eyebrow::before {
  content: "";
  width: 22px; height: 2px;
  background: linear-gradient(90deg, var(--cyan-500), var(--blue-600));
  border-radius: 2px;
}
.section--dark .eyebrow { color: var(--cyan-400); }

.lead {
  font-size: clamp(1.05rem, 1rem + .35vw, 1.19rem);
  line-height: 1.6;
  color: var(--muted);
}

.prose h2 { margin-top: var(--sp-8); }
.prose h3 { margin-top: var(--sp-6); margin-bottom: var(--sp-2); }
.prose h2 + p, .prose h3 + p { margin-top: var(--sp-3); }
.prose > p { max-width: 74ch; }
.prose ul.checklist { margin-top: var(--sp-4); }

.text-center { text-align: center; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 13px;
  border-radius: var(--r-pill);
  background: var(--accent-soft);
  color: var(--blue-700);
  font-size: .8rem;
  font-weight: 650;
  border: 1px solid var(--blue-100);
}
.badge--dark {
  background: rgba(255, 255, 255, .07);
  border-color: rgba(255, 255, 255, .16);
  color: #cfe4ff;
}

.icon { width: 22px; height: 22px; flex: 0 0 auto; }
.icon--sm { width: 17px; height: 17px; }
.icon--lg { width: 28px; height: 28px; }

/* -----------------------------------------------------------------------------
   5. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 13px 24px;
  border: 1px solid transparent;
  border-radius: var(--r-md);
  font-size: .96rem;
  font-weight: 650;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: transform .16s ease, background-color .16s ease,
              box-shadow .16s ease, border-color .16s ease, color .16s ease;
  white-space: nowrap;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-700));
  color: #fff;
  box-shadow: 0 6px 18px rgba(37, 99, 235, .28);
}
.btn--primary:hover {
  background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
  color: #fff;
  box-shadow: 0 10px 26px rgba(37, 99, 235, .34);
}

.btn--ghost {
  background: #fff;
  color: var(--ink);
  border-color: var(--line);
  box-shadow: var(--sh-xs);
}
.btn--ghost:hover { border-color: #c6d3e8; color: var(--ink); background: #fff; }

.btn--outline-light {
  background: rgba(255, 255, 255, .06);
  color: #fff;
  border-color: rgba(255, 255, 255, .28);
}
.btn--outline-light:hover {
  background: rgba(255, 255, 255, .13);
  border-color: rgba(255, 255, 255, .45);
  color: #fff;
}

.btn--light { background: #fff; color: var(--navy-900); }
.btn--light:hover { background: #eef4ff; color: var(--navy-900); }

.btn--lg { padding: 16px 30px; font-size: 1.01rem; }
.btn--sm { padding: 9px 16px; font-size: .875rem; }
.btn--block { width: 100%; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  align-items: center;
}
.btn-row--center { justify-content: center; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 650;
  font-size: .94rem;
}
.link-arrow svg { transition: transform .18s ease; }
.link-arrow:hover svg { transform: translateX(3px); }

/* -----------------------------------------------------------------------------
   6. Header & navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .93);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: 18px;
  height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 750;
  font-size: 1.12rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  flex: 0 0 auto;
}
.brand:hover { color: var(--ink); text-decoration: none; }
.brand__mark {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 10px;
  color: #fff;
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-500));
  box-shadow: 0 4px 12px rgba(37, 99, 235, .3);
}
.brand__mark svg { width: 20px; height: 20px; }
.site-footer .brand { color: #fff; }

.nav { margin-left: auto; }
.nav__list { display: flex; align-items: center; gap: 2px; }
.nav__item { position: relative; }

.nav__link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 9px 13px;
  border-radius: var(--r-sm);
  font-size: .945rem;
  font-weight: 550;
  color: #2b3b52;
  background: none;
  border: 0;
  cursor: pointer;
  white-space: nowrap;
}
.nav__link:hover { color: var(--blue-700); background: var(--soft-2); text-decoration: none; }
.nav__link[aria-current="page"],
.nav__item.is-active > .nav__link { color: var(--blue-700); font-weight: 650; }
.nav__link svg { width: 15px; height: 15px; transition: transform .18s ease; }
.nav__link[aria-expanded="true"] svg { transform: rotate(180deg); }

.dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  min-width: 320px;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity .16s ease, transform .16s ease, visibility .16s;
}
.nav__item:hover > .dropdown,
.nav__item:focus-within > .dropdown,
.dropdown.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.dropdown__link {
  display: flex;
  gap: 11px;
  padding: 10px 12px;
  border-radius: var(--r-sm);
  color: var(--ink);
  align-items: flex-start;
}
.dropdown__link:hover { background: var(--soft); text-decoration: none; }
.dropdown__link svg { width: 19px; height: 19px; margin-top: 3px; color: var(--blue-600); }
.dropdown__title { display: block; font-weight: 630; font-size: .94rem; line-height: 1.3; }
.dropdown__desc { display: block; font-size: .81rem; color: var(--muted); line-height: 1.45; margin-top: 2px; }

.header__actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }

.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: #fff;
  cursor: pointer;
  color: var(--ink);
}

/* The closed drawer fades rather than sliding off-screen: an off-canvas fixed
   element extends the page's scrollable area and causes horizontal scrolling. */
.mobile-nav {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: #fff;
  z-index: 99;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 12px 0 48px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
}
.mobile-nav.is-open {
  opacity: 1;
  visibility: visible;
  transform: none;
  pointer-events: auto;
}
body.nav-open { overflow: hidden; }

.mobile-nav__group + .mobile-nav__group { border-top: 1px solid var(--line-2); }
.mobile-nav__link {
  display: block;
  padding: 14px 4px;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ink);
}
.mobile-nav__link:hover { text-decoration: none; color: var(--blue-700); }
.mobile-nav__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 14px 4px;
  background: none;
  border: 0;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
}
.mobile-nav__toggle svg { width: 18px; height: 18px; transition: transform .2s ease; }
.mobile-nav__toggle[aria-expanded="true"] svg { transform: rotate(180deg); }
.mobile-nav__sub { padding: 0 0 10px 6px; }
.mobile-nav__sub a {
  display: block;
  padding: 10px 8px;
  color: var(--body);
  font-size: .96rem;
  border-left: 2px solid var(--line);
}
.mobile-nav__sub a:hover { color: var(--blue-700); border-left-color: var(--blue-500); text-decoration: none; }
.mobile-nav__actions { margin-top: 22px; display: grid; gap: 10px; }

/* -----------------------------------------------------------------------------
   7. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  overflow: hidden;
  color: #c9d6ea;
  background:
    radial-gradient(1100px 520px at 78% -8%, rgba(34, 211, 238, .18), transparent 58%),
    radial-gradient(820px 480px at 6% 106%, rgba(37, 99, 235, .32), transparent 60%),
    linear-gradient(168deg, var(--navy-950) 0%, var(--navy-900) 48%, var(--navy-800) 100%);
  padding-block: clamp(52px, 4vw + 32px, 94px);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 62px 62px;
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 72%);
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 72%);
  pointer-events: none;
}
.hero > .container { position: relative; z-index: 1; }

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  gap: 52px;
  align-items: center;
}
.hero h1 { color: #fff; }
.hero h1 .accent {
  background: linear-gradient(100deg, var(--cyan-400), var(--blue-500));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__text {
  margin-top: var(--sp-5);
  font-size: clamp(1.03rem, 1rem + .35vw, 1.16rem);
  color: #a8bcd8;
  max-width: 56ch;
}
.hero .btn-row { margin-top: var(--sp-6); }
.hero__note { margin-top: var(--sp-5); font-size: .875rem; color: #8fa4c2; }

.hero__media {
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .12);
  background: rgba(255, 255, 255, .04);
  box-shadow: var(--sh-glow);
}
.hero__media img { width: 100%; }

.page-hero {
  color: #c5d4ea;
  background:
    radial-gradient(760px 380px at 84% -14%, rgba(34, 211, 238, .15), transparent 60%),
    linear-gradient(165deg, var(--navy-950) 0%, var(--navy-850) 100%);
  padding-block: clamp(44px, 3vw + 28px, 72px);
}
.page-hero h1 { color: #fff; }
.page-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: 48px;
  align-items: center;
}
.page-hero__text {
  margin-top: var(--sp-4);
  font-size: clamp(1.02rem, 1rem + .3vw, 1.13rem);
  color: #a3b8d6;
  max-width: 58ch;
}
.page-hero .btn-row { margin-top: var(--sp-5); }
.page-hero__media {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .12);
  box-shadow: 0 18px 44px rgba(3, 8, 20, .45);
}

.platforms {
  border-bottom: 1px solid var(--line);
  background: var(--white);
  padding-block: var(--sp-6);
}
.platforms__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px 34px;
}
.platforms__label {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.platform-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 600;
  font-size: .95rem;
  color: var(--ink);
}
.platform-chip:hover { color: var(--blue-700); text-decoration: none; }
.platform-chip svg { color: var(--blue-600); }

/* -----------------------------------------------------------------------------
   8. Cards, steps, lists
   -------------------------------------------------------------------------- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 26px 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-xs);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--sh-md); border-color: #cfdcf1; }
.card__icon {
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  border-radius: 13px;
  margin-bottom: 16px;
  color: var(--blue-700);
  background: linear-gradient(140deg, var(--blue-50), #e5f7fb);
  border: 1px solid var(--blue-100);
}
.card__title { margin-bottom: 8px; }
.card__text { font-size: .955rem; margin-bottom: 0; }
.card__link {
  margin-top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 650;
  font-size: .91rem;
}
.card__link svg { transition: transform .18s ease; }
.card:hover .card__link svg { transform: translateX(3px); }

.card--dark {
  background: rgba(255, 255, 255, .045);
  border-color: rgba(255, 255, 255, .12);
  color: #b3c5de;
  box-shadow: none;
}
.card--dark:hover { border-color: rgba(255, 255, 255, .24); box-shadow: none; }
.card--dark .card__icon {
  background: rgba(34, 211, 238, .1);
  border-color: rgba(34, 211, 238, .25);
  color: var(--cyan-400);
}
.card--dark .card__title { color: #fff; }

.card--flat { box-shadow: none; }
.card--flat:hover { transform: none; box-shadow: var(--sh-sm); }

/* Steps */
.steps { display: grid; gap: 4px; counter-reset: step; }
.step {
  display: flex;
  gap: 20px;
  padding: 22px 0;
  border-top: 1px solid var(--line-2);
}
.step:first-child { border-top: 0; }
.step__num {
  flex: 0 0 auto;
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border-radius: 50%;
  font-weight: 700;
  font-size: .98rem;
  color: #fff;
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-500));
  box-shadow: 0 5px 14px rgba(37, 99, 235, .25);
}
.step__title { margin-bottom: 5px; }
.step__text { font-size: .96rem; margin: 0; }

.steps--grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.steps--grid .step {
  flex-direction: column;
  gap: 14px;
  border-top: 0;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}
.section--dark .steps--grid .step {
  background: rgba(255, 255, 255, .045);
  border-color: rgba(255, 255, 255, .12);
}
.section--dark .step__text { color: #a9bbd4; }
.section--dark .step { border-top-color: rgba(255, 255, 255, .1); }

/* Check lists */
.checklist { display: grid; gap: 11px; }
.checklist li {
  display: flex;
  gap: 11px;
  align-items: flex-start;
  font-size: .97rem;
}
.checklist li svg {
  margin-top: 4px;
  color: var(--cyan-600);
  stroke-width: 2.4;
}
.section--dark .checklist li svg { color: var(--cyan-400); }
.checklist--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 28px; }

/* Feature list with headings */
.feature-list { display: grid; gap: 26px; }
.feature-list__item { display: flex; gap: 16px; }
.feature-list__icon {
  flex: 0 0 auto;
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border-radius: 12px;
  color: var(--blue-700);
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
}
.feature-list h3 { margin-bottom: 6px; }
.feature-list p { font-size: .955rem; margin: 0; }

/* Stat / spec strip (facts only, never invented numbers) */
.spec-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.spec {
  background: #fff;
  padding: 22px 20px;
}
.spec__label {
  display: block;
  font-size: .77rem;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}
.spec__value { font-size: 1.02rem; font-weight: 650; color: var(--ink); line-height: 1.4; }

/* -----------------------------------------------------------------------------
   9. Split sections (copy + media)
   -------------------------------------------------------------------------- */
.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 56px;
  align-items: center;
}
.split--reverse .split__media { order: -1; }
.split__copy h2 { margin-bottom: var(--sp-4); }
.split__media {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--sh-md);
  background: #fff;
}
.section--dark .split__media {
  border-color: rgba(255, 255, 255, .12);
  box-shadow: 0 18px 44px rgba(3, 8, 20, .4);
  background: rgba(255, 255, 255, .03);
}
.split + .split { margin-top: var(--sp-9); }

.figure { margin: 0; }
.figure figcaption {
  margin-top: 12px;
  font-size: .85rem;
  color: var(--muted);
  text-align: center;
}

/* -----------------------------------------------------------------------------
   10. Tabs, FAQ, tables
   -------------------------------------------------------------------------- */
.tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
  padding: 6px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}
.tabs__btn {
  padding: 10px 17px;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  background: none;
  font-size: .93rem;
  font-weight: 600;
  color: var(--body);
  cursor: pointer;
  transition: background-color .15s ease, color .15s ease;
}
.tabs__btn:hover { color: var(--ink); background: #fff; }
.tabs__btn[aria-selected="true"] {
  background: #fff;
  color: var(--blue-700);
  border-color: var(--line);
  box-shadow: var(--sh-xs);
}
.tabs__panel[hidden] { display: none; }

.faq { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__q { margin: 0; font-size: 1rem; }
.faq__btn {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  padding: 20px 2px;
  background: none;
  border: 0;
  text-align: left;
  font-size: 1.03rem;
  font-weight: 630;
  color: var(--ink);
  cursor: pointer;
  line-height: 1.45;
}
.faq__btn:hover { color: var(--blue-700); }
.faq__chevron { flex: 0 0 auto; margin-top: 3px; transition: transform .2s ease; color: var(--muted); }
.faq__btn[aria-expanded="true"] .faq__chevron { transform: rotate(180deg); color: var(--blue-600); }
.faq__a { padding: 0 44px 22px 2px; }
.faq__a p { font-size: .97rem; margin: 0; }
.section--dark .faq { border-color: rgba(255, 255, 255, .12); }
.section--dark .faq__item { border-color: rgba(255, 255, 255, .12); }
.section--dark .faq__btn { color: #fff; }
.section--dark .faq__a p { color: #a9bbd4; }

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: #fff;
}
table.data {
  width: 100%;
  border-collapse: collapse;
  min-width: 620px;
  font-size: .95rem;
}
table.data th, table.data td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--line-2);
  vertical-align: top;
}
table.data th {
  background: var(--soft);
  color: var(--ink);
  font-weight: 650;
  font-size: .87rem;
  letter-spacing: .02em;
  white-space: nowrap;
}
table.data tr:last-child td { border-bottom: 0; }
table.data caption {
  caption-side: bottom;
  padding: 12px 18px;
  font-size: .84rem;
  color: var(--muted);
  text-align: left;
}

/* -----------------------------------------------------------------------------
   11. Forms
   -------------------------------------------------------------------------- */
.form-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-md);
  padding: clamp(24px, 3vw, 40px);
}
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
}
.field { display: flex; flex-direction: column; gap: 7px; }
.field--full { grid-column: 1 / -1; }

.field label {
  font-size: .89rem;
  font-weight: 630;
  color: var(--ink);
}
.field .hint { font-size: .81rem; color: var(--muted); font-weight: 400; }
.req { color: #c0392b; }

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  font: inherit;
  font-size: .96rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field textarea { min-height: 148px; resize: vertical; }
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236d7c94' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m7 10 5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
  padding-right: 40px;
}
.field input:hover, .field select:hover, .field textarea:hover { border-color: #c6d3e8; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, .18);
}
.field input[aria-invalid="true"],
.field select[aria-invalid="true"],
.field textarea[aria-invalid="true"] {
  border-color: #d05252;
  box-shadow: 0 0 0 3px rgba(208, 82, 82, .13);
}
.field .error {
  font-size: .84rem;
  color: #b23b3b;
  font-weight: 550;
}

/* Honeypot: hidden from people, still in the DOM for bots.
   Clipped in place rather than pushed off-canvas, so it adds no scroll area. */
.hp-field {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.alert {
  padding: 16px 18px;
  border-radius: var(--r-md);
  border: 1px solid;
  margin-bottom: 24px;
  font-size: .95rem;
}
.alert h2, .alert h3 { font-size: 1.05rem; margin-bottom: 6px; }
.alert--ok { background: #ecfdf5; border-color: #a7e8cd; color: #14614a; }
.alert--ok h2, .alert--ok h3 { color: #0f5741; }
.alert--error { background: #fdf1f1; border-color: #f0c2c2; color: #8f3131; }
.alert--error h2, .alert--error h3 { color: #8f3131; }
.alert ul { margin-top: 8px; display: grid; gap: 4px; }
.alert li { list-style: disc; margin-left: 20px; }

.form-note { font-size: .85rem; color: var(--muted); margin-top: 16px; }

/* Contact page layout: form + aside, stacking on small screens. */
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}
@media (max-width: 900px) {
  .contact-layout { grid-template-columns: 1fr; gap: 28px; }
}

/* Contact side panel */
.contact-aside { display: grid; gap: 14px; align-content: start; }
.contact-tile {
  display: flex;
  gap: 14px;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}
.contact-tile svg { color: var(--blue-600); flex: 0 0 auto; margin-top: 2px; }
.contact-tile__label { font-weight: 650; color: var(--ink); font-size: .95rem; display: block; }
.contact-tile__value { font-size: .92rem; color: var(--muted); word-break: break-word; }

/* -----------------------------------------------------------------------------
   12. Breadcrumbs, CTA band, footer
   -------------------------------------------------------------------------- */
.breadcrumbs {
  background: var(--soft);
  border-bottom: 1px solid var(--line);
  padding-block: 12px;
  font-size: .86rem;
}
.breadcrumbs__list { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.breadcrumbs__item { display: flex; align-items: center; gap: 8px; color: var(--muted); }
.breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  color: #b9c5d8;
}
.breadcrumbs a { color: var(--muted); }
.breadcrumbs a:hover { color: var(--blue-700); }
.breadcrumbs__item[aria-current="page"] span { color: var(--ink); font-weight: 600; }

.cta-band {
  position: relative;
  overflow: hidden;
  color: #cddcf0;
  background:
    radial-gradient(700px 340px at 88% 0%, rgba(34, 211, 238, .2), transparent 60%),
    linear-gradient(140deg, var(--navy-900), var(--navy-800) 60%, var(--blue-800) 160%);
  padding-block: var(--sp-9);
}
.cta-band__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.cta-band h2 { color: #fff; margin-bottom: 10px; max-width: 22ch; }
.cta-band p { color: #a4bad8; max-width: 54ch; margin: 0; font-size: 1.02rem; }
.cta-band .btn-row { flex: 0 0 auto; }

.site-footer {
  background: var(--navy-950);
  color: #8ea3c0;
  padding-block: var(--sp-8) var(--sp-6);
  font-size: .93rem;
}
.footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(4, minmax(0, 1fr));
  gap: 40px 28px;
  padding-bottom: var(--sp-7);
  border-bottom: 1px solid rgba(255, 255, 255, .09);
}
.footer__about p { margin-top: 16px; color: #8095b3; font-size: .92rem; max-width: 38ch; }
.footer__contact { margin-top: 18px; display: grid; gap: 8px; }
.footer__contact a { display: inline-flex; align-items: center; gap: 9px; color: #b7c9e2; font-size: .92rem; }
.footer__contact a:hover { color: #fff; text-decoration: none; }
.footer__contact svg { width: 17px; height: 17px; color: var(--cyan-400); }

.footer__col h2 {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .11em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 16px;
}
.footer__col ul { display: grid; gap: 10px; }
.footer__col a { color: #8ea3c0; }
.footer__col a:hover { color: #fff; text-decoration: none; }

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-top: var(--sp-5);
  font-size: .87rem;
  color: #7186a6;
}
.footer__legal { display: flex; flex-wrap: wrap; gap: 20px; }
.footer__legal a { color: #7186a6; }
.footer__legal a:hover { color: #fff; text-decoration: none; }

/* -----------------------------------------------------------------------------
   13. Utilities
   -------------------------------------------------------------------------- */
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--sp-4); }
.mt-5 { margin-top: var(--sp-5); }
.mt-6 { margin-top: var(--sp-6); }
.mt-7 { margin-top: var(--sp-7); }
.mb-5 { margin-bottom: var(--sp-5); }
.mb-6 { margin-bottom: var(--sp-6); }

.panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 28px;
}
.panel--soft { background: var(--soft); border-color: var(--line-2); }
.panel--accent {
  background: linear-gradient(150deg, var(--blue-50), #eefaff);
  border-color: var(--blue-100);
}
.panel h3 { margin-bottom: 10px; }

.note {
  display: flex;
  gap: 13px;
  padding: 18px 20px;
  border-radius: var(--r-md);
  background: var(--soft);
  border: 1px solid var(--line);
  font-size: .93rem;
}
.note svg { color: var(--blue-600); flex: 0 0 auto; margin-top: 2px; }

.flow {
  display: grid;
  gap: 10px;
  counter-reset: flow;
}
.flow li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 15px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  font-size: .96rem;
}
.flow li::before {
  counter-increment: flow;
  content: counter(flow);
  flex: 0 0 auto;
  width: 26px; height: 26px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--blue-50);
  color: var(--blue-700);
  border: 1px solid var(--blue-100);
  font-size: .82rem;
  font-weight: 700;
}

.anchor-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 0;
}
.anchor-nav a {
  padding: 7px 14px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: #fff;
  font-size: .875rem;
  font-weight: 550;
  color: var(--body);
}
.anchor-nav a:hover { border-color: var(--blue-500); color: var(--blue-700); text-decoration: none; }

.related {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.related__item {
  display: block;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: #fff;
  color: var(--ink);
  transition: border-color .16s ease, transform .16s ease;
}
.related__item:hover { border-color: var(--blue-500); transform: translateY(-2px); text-decoration: none; }
.related__item strong { display: block; font-size: 1rem; margin-bottom: 5px; }
.related__item span { font-size: .89rem; color: var(--muted); }

/* -----------------------------------------------------------------------------
   14. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1100px) {
  .footer__top { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .footer__about { grid-column: 1 / -1; }
}

@media (max-width: 1024px) {
  .nav, .header__actions .btn--ghost { display: none; }
  .nav-toggle { display: inline-flex; }
  .header__actions { margin-left: auto; }
  .hero__grid,
  .page-hero__grid { grid-template-columns: 1fr; gap: 38px; }
  .split { grid-template-columns: 1fr; gap: 34px; }
  .split--reverse .split__media { order: 0; }
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .spec-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps--grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .related { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 860px) {
  :root { --sp-9: 64px; --sp-10: 80px; }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
  .checklist--2 { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  body { font-size: 16px; }
  .container { padding-inline: 18px; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .steps--grid { grid-template-columns: 1fr; }
  .related { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 24px; }
  .btn-row .btn { flex: 1 1 auto; }
  .section { padding-block: 56px; }
  .faq__a { padding-right: 8px; }
  .step { gap: 15px; }
  .step__num { width: 36px; height: 36px; font-size: .9rem; }
}

@media (max-width: 430px) {
  /* Both CTAs are in the drawer, so the header keeps only brand + menu. */
  .header__actions .btn { display: none; }
  .brand { font-size: 1.02rem; }
  .brand__mark { width: 30px; height: 30px; border-radius: 9px; }
  .brand__mark svg { width: 17px; height: 17px; }
}

@media (max-width: 400px) {
  .container { padding-inline: 15px; }
  .spec-row { grid-template-columns: 1fr; }
  .platforms__inner { gap: 12px 20px; }
  .form-card { padding: 20px 16px; }
}

/* Print */
@media print {
  .site-header, .mobile-nav, .cta-band, .site-footer, .breadcrumbs, .anchor-nav { display: none; }
  body { color: #000; font-size: 12pt; }
  .hero, .page-hero, .section--dark { background: none !important; color: #000; }
  .hero h1, .page-hero h1, .section--dark h2, .section--dark h3 { color: #000; }
}