/* ==========================================================================
   BGrowth — Base (v3: one layout system for every section, see docs/08)
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 96px; overflow-x: hidden; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  position: relative; margin: 0; font-family: var(--font); font-size: 16px; line-height: 1.5; color: var(--ink);
  background: var(--page); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'cv11', 'ss03'; text-rendering: optimizeLegibility; overflow-x: clip;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button, input { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, p, ul, ol, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
table { border-collapse: collapse; width: 100%; }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--blue-600); outline-offset: 3px; border-radius: 8px; }
::selection { background: rgba(42, 123, 244, .2); }

.skip-link { position: fixed; top: 12px; left: 12px; z-index: 1000; background: var(--ink); color: #fff; padding: 10px 14px; border-radius: 10px; font-weight: 500; }
.skip-link:not(:focus) { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- Page background: one continuous layer, no per-section seams ---------- */
.bgfx { position: absolute; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.bgfx::before { content: ""; position: absolute; inset: 0; background:
  radial-gradient(1100px 820px at 94% 3%, rgba(178, 206, 252, .50), transparent 70%),
  radial-gradient(1000px 760px at 4% 14%, rgba(196, 219, 252, .42), transparent 70%),
  radial-gradient(1100px 820px at 96% 26%, rgba(190, 214, 252, .40), transparent 70%),
  radial-gradient(1000px 760px at 2% 38%, rgba(196, 219, 252, .40), transparent 70%),
  radial-gradient(1100px 820px at 98% 50%, rgba(190, 214, 252, .38), transparent 70%),
  radial-gradient(1000px 760px at 3% 62%, rgba(196, 219, 252, .38), transparent 70%),
  radial-gradient(1100px 820px at 96% 74%, rgba(190, 214, 252, .36), transparent 70%),
  radial-gradient(1000px 760px at 4% 86%, rgba(196, 219, 252, .34), transparent 70%); }

/* ---------- Layout system ---------- */
.container { width: 100%; max-width: calc(var(--content) + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); position: relative; }
.section { position: relative; padding-block: var(--sec-y); }

/* Section heads: three patterns, identical spacing everywhere */
.shead { max-width: calc(1000 * var(--u)); margin-bottom: var(--head-gap); }
.shead .lead, .col-head .lead { margin-top: var(--stack-gap); max-width: calc(860 * var(--u)); }
.shead--center { margin-inline: auto; text-align: center; }
.shead--center .lead { margin-inline: auto; }
.shead--center .eyebrow { padding-left: .26em; } /* compensates the trailing letter-spacing */
.shead--split { max-width: none; display: flex; align-items: flex-end; justify-content: space-between; gap: var(--col-gap); }
.shead--split > :first-child { max-width: calc(940 * var(--u)); }
.shead__link { flex: none; margin-bottom: calc(4 * var(--u)); }
.shead--center .shead__link { margin-top: calc(26 * var(--u)); }

/* Two-column sections (impact, control, faq): same split, same gap */
.split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); column-gap: var(--col-gap); align-items: center; }
.split--top { align-items: start; }

/* ---------- Type ---------- */
.eyebrow { display: block; font-size: 11.5px; font-weight: 600; letter-spacing: .26em; text-transform: uppercase; color: var(--blue-600); line-height: 1.2; margin-bottom: var(--stack-gap); }
.h2 { font-size: var(--fs-h2); font-weight: 600; letter-spacing: -0.045em; line-height: 1.08; color: var(--ink); text-wrap: balance; }
.lead { font-size: var(--fs-lead); line-height: 1.55; color: var(--ink-3); letter-spacing: -0.01em; text-wrap: pretty; }
.tlink { display: inline-flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 500; color: var(--blue-600); letter-spacing: -0.01em; white-space: nowrap; }
.tlink .ico { font-size: 17px; transition: transform var(--d-base) var(--e-out); }
.tlink:hover .ico { transform: translateX(4px); }
.grad-text { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.num { font-variant-numeric: tabular-nums; }

/* Icons */
/* Font Awesome Pro (fill icons, sprite inlined in index.html). Duotone symbols carry their 40 % secondary layer. */
.ico { width: 1em; height: 1em; fill: currentColor; flex: none; }
/* keep the SVG default overflow (hidden): with "visible" the automatic minimum size of grid items becomes the 150px SVG default */

/* Reveal */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--e-out), transform .8s var(--e-out); transition-delay: var(--rd, 0ms); }
[data-reveal].is-in { opacity: 1; transform: none; }
[data-stagger] > * { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--e-out), transform .7s var(--e-out); }
[data-stagger].is-in > * { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { [data-reveal], [data-stagger] > * { opacity: 1; transform: none; transition: none; } }

@media (max-width: 1199px) {
  .split { grid-template-columns: minmax(0, 1fr); row-gap: 40px; }
  .shead--split { flex-direction: column; align-items: flex-start; gap: 18px; }
}
@media (max-width: 760px) {
  .eyebrow { font-size: 11px; letter-spacing: .22em; }
  .h2 { font-size: 34px; letter-spacing: -0.04em; line-height: 1.08; }
  .lead { font-size: 16.5px; }
  .tlink { font-size: 14.5px; }
}