*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition-base), color var(--transition-base);
}

body.is-nav-open {
  overflow: hidden;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul,
ol {
  list-style: none;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* Keeps anchor targets clear of the sticky header. */
main[id],
section[id] {
  scroll-margin-top: calc(var(--header-height) + var(--space-6));
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 9999;
  padding: var(--space-2) var(--space-4);
  background: var(--color-text);
  color: var(--color-bg);
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.skip-link:focus {
  top: var(--space-4);
}

/* ==========================================================================
   Layout
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (max-width: 540px) {
  .container {
    padding-inline: var(--space-4);
  }
}

.container--narrow {
  max-width: 860px;
}

.section {
  position: relative;
  padding-block: var(--space-24);
  background-color: var(--color-bg);
  background-image:
    linear-gradient(90deg, transparent 6%, var(--color-border) 24%, var(--color-border) 76%, transparent 94%),
    radial-gradient(ellipse 78% 52% at 0% -8%, var(--mesh-a), transparent 60%),
    radial-gradient(ellipse 64% 46% at 100% 108%, color-mix(in srgb, var(--mesh-b) 70%, transparent), transparent 62%);
  background-repeat: no-repeat;
  background-size: 100% 1px, auto, auto;
  background-position: top center, 0 0, 100% 100%;
}

@media (max-width: 640px) {
  .section {
    padding-block: var(--space-16);
  }
}

.section--tight {
  padding-block: var(--space-16);
}

@media (max-width: 640px) {
  .section--tight {
    padding-block: var(--space-12);
  }
}

.bg-alt {
  background-color: var(--color-bg-alt);
  background-image:
    linear-gradient(90deg, transparent 6%, var(--color-border) 24%, var(--color-border) 76%, transparent 94%),
    radial-gradient(ellipse 72% 50% at 100% -10%, var(--mesh-a), transparent 58%),
    radial-gradient(ellipse 60% 44% at 0% 110%, var(--mesh-b), transparent 60%);
  background-repeat: no-repeat;
  background-size: 100% 1px, auto, auto;
  background-position: top center, 100% 0, 0 100%;
}

.stats-band + .section {
  background-size: 0 0, auto, auto;
}

.bordered-top {
  border-top: 1px solid var(--color-border);
}

/* ==========================================================================
   Section blends
   Fade each band into the next so background swaps read as one surface.
   ========================================================================== */
.hero,
.page-hero,
.logo-wall,
.trust-strip,
.section,
.cta-band {
  --blend-to: var(--color-bg);
  isolation: isolate;
}

.hero:has(+ .bg-alt),
.page-hero:has(+ .bg-alt),
.logo-wall:has(+ .bg-alt),
.trust-strip:has(+ .bg-alt),
.section:has(+ .bg-alt),
.cta-band:has(+ .bg-alt) {
  --blend-to: var(--color-bg-alt);
}

main:has(+ .site-footer) > :last-child {
  --blend-to: var(--color-bg-alt);
}

.hero::after,
.page-hero::after,
.logo-wall::after,
.trust-strip::after,
.section::after,
.cta-band::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--section-blend-size);
  pointer-events: none;
  z-index: 0;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    color-mix(in srgb, var(--blend-to) 20%, transparent) 40%,
    color-mix(in srgb, var(--blend-to) 58%, transparent) 72%,
    var(--blend-to) 100%
  );
}

:is(.hero, .page-hero, .section, .cta-band):has(+ .stats-band)::after,
.trust-strip::after {
  content: none;
}

.logo-wall,
.trust-strip {
  position: relative;
}

.logo-wall::after {
  height: 3.25rem;
}

.hero > *,
.page-hero > *,
.logo-wall > *,
.trust-strip > *,
.section > *,
.stats-band > *,
.cta-band > * {
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

h1 { font-size: clamp(2.125rem, 4.6vw, var(--font-size-5xl)); }
h2 { font-size: clamp(1.75rem, 3.4vw, var(--font-size-4xl)); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }

p + p {
  margin-top: var(--space-4);
}

.section-header {
  max-width: 46rem;
  margin-bottom: var(--space-12);
}

.section-header--center {
  text-align: center;
  margin-inline: auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: var(--space-1) var(--space-3);
  margin-bottom: var(--space-5);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-full);
}

.eyebrow--live {
  padding-left: 0.7rem;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-soft);
  flex-shrink: 0;
}

.section-title {
  margin-bottom: var(--space-5);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
}

.lead {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
}

.muted {
  color: var(--color-text-muted);
}

.text-gradient {
  background: linear-gradient(120deg, var(--grad-text-from), var(--grad-text-to));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.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;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 900px) {
  .section {
    padding-block: var(--space-16);
  }

  .section--tight {
    padding-block: var(--space-12);
  }

  .section-header {
    margin-bottom: var(--space-10);
  }
}

@media (max-width: 640px) {
  .container {
    padding-inline: var(--space-5);
  }

  .section {
    padding-block: var(--space-12);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}