/* Base reset, layout primitives, nav, footer */

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--color-white);
  color: var(--color-black);
  font-family: var(--font-display);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  /* Prefer clip: overflow-x:hidden on body/main breaks position:sticky */
  overflow-x: hidden;
  overflow-x: clip;
  transition: background-color 0.55s var(--ease-out), color 0.55s var(--ease-out);
}

/* Do not set overflow on main — it breaks sticky for Showcase (and nav).
   Section-level overflow (e.g. .hero) contains horizontal bleed. */
main {
  overflow: visible;
}

/* Brand Appart–style: page goes dark while Showcase is pinned */
html.is-showcase-theme {
  --bg-page: var(--color-black);
  --bg-nav: rgba(10, 10, 10, 0.94);
  --text-primary: var(--color-white);
  --text-nav: rgba(255, 255, 255, 0.88);
  --text-nav-logo: var(--color-white);
  --border-hairline: rgba(255, 255, 255, 0.12);
}

html.is-showcase-theme body {
  background-color: var(--color-black);
  color: var(--color-white);
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

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

h1, h2, h3, p {
  margin: 0;
}

.container-pad {
  padding-left: var(--space-side);
  padding-right: var(--space-side);
}

/* Shared horizontal alignment — nav + all content sections */
.layout-inline {
  box-sizing: border-box;
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-side);
}

/* ---------------------------------- Nav ---------------------------------- */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  background: var(--bg-nav);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border-hairline);
  transform: translate3d(0, -100%, 0);
  pointer-events: none;
  transition: transform var(--duration-entrance) var(--ease-out),
    background-color 0.55s var(--ease-out),
    border-color 0.55s var(--ease-out);
}

.nav.is-visible,
.nav:focus-within {
  transform: translate3d(0, 0, 0);
  pointer-events: auto;
}

/* Inner pages: sticky nav always on */
.nav[data-nav-persistent] {
  transform: none;
  pointer-events: auto;
}

.nav-inner {
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-ui);
  font-weight: 800;
  font-size: var(--text-nav-logo-size);
  letter-spacing: -0.35px;
  color: var(--text-nav-logo);
  transition: color 0.55s var(--ease-out);
}

.nav-logo .dot {
  color: var(--text-primary);
  transition: color 0.55s var(--ease-out);
}

.nav-end {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 28px);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--gap-nav);
}

.nav-links a {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: var(--text-nav-size);
  color: var(--text-nav);
  transition: color 0.55s var(--ease-out);
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text-primary);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1.5px solid var(--text-primary);
  background: var(--text-primary);
  color: var(--text-inverse);
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.nav-cta:hover,
.nav-cta:focus-visible {
  background: transparent;
  color: var(--text-primary);
}

/* ---------------------------------- Footer ---------------------------------- */

.site-footer {
  background: var(--color-white);
  border-top: 1px solid var(--border-hairline);
}

.footer-inner {
  min-height: var(--footer-min-height);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: var(--gap-footer-inner);
  padding-block: var(--pad-footer-y);
  font-family: var(--font-ui);
}

.footer-logo {
  font-weight: 800;
  font-size: var(--text-footer-logo);
  color: var(--color-black);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: var(--gap-footer);
  margin-left: auto;
  order: 2;
  font-weight: 500;
  font-size: var(--text-footer-link);
  color: var(--color-muted);
}

.footer-icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin: -8px;
  color: var(--color-black);
  border: 1.5px solid var(--color-black);
  border-radius: 999px;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.footer-icon-link svg {
  width: 16px;
  height: 16px;
  display: block;
  flex-shrink: 0;
}

.footer-links a:hover,
.footer-links a:focus-visible,
.footer-icon-link:hover,
.footer-icon-link:focus-visible {
  color: var(--color-black);
  opacity: 0.65;
}

.footer-copy {
  order: 1;
  margin: 0;
  font-weight: 400;
  font-size: var(--text-footer-copy);
  color: var(--color-muted);
}