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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--body);
  color: var(--text);
  background:
    radial-gradient(circle at 18% 14%, rgba(82, 224, 255, 0.22), transparent 22rem),
    radial-gradient(circle at 80% 12%, rgba(126, 164, 255, 0.18), transparent 28rem),
    radial-gradient(circle at 50% 84%, rgba(111, 245, 199, 0.12), transparent 26rem),
    linear-gradient(180deg, #03111f 0%, #041628 38%, #071c31 100%);
  line-height: 1.6;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(rgba(113, 181, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(113, 181, 255, 0.04) 1px, transparent 1px);
  background-size: 5rem 5rem;
  opacity: 0.42;
  pointer-events: none;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.06), transparent 35rem),
    conic-gradient(from 160deg at 50% 50%, transparent, rgba(82, 224, 255, 0.08), transparent, rgba(111, 245, 199, 0.07), transparent);
  mix-blend-mode: screen;
  opacity: 0.5;
  pointer-events: none;
  z-index: -1;
}

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

a {
  color: inherit;
}

p,
li {
  color: var(--text-soft);
}

h1,
h2,
h3,
h4,
.display,
.eyebrow,
.metric-value,
.brand-word,
.slide-number {
  font-family: var(--display);
  letter-spacing: 0.03em;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
figure,
blockquote,
dl,
dd,
pre {
  margin: 0;
}

ul,
ol {
  padding-left: 1.2rem;
}

li + li {
  margin-top: 0.45rem;
}

code,
pre {
  font-family: var(--mono);
}

.container,
.container-wide {
  width: 100%;
  margin-inline: auto;
}

.container {
  max-width: var(--container);
}

.container-wide {
  max-width: var(--container-wide);
}

.section {
  padding-block: clamp(3.5rem, 8vw, 7rem);
}

.section-tight {
  padding-block: clamp(2.25rem, 5vw, 4rem);
}

.stack {
  display: grid;
  gap: var(--stack-space, 1rem);
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1rem;
  align-items: center;
}

.grid {
  display: grid;
  gap: 1.25rem;
}

.auto-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
}

.split {
  display: grid;
  gap: 1.5rem;
}

.panel {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(7, 24, 43, 0.9), rgba(7, 24, 43, 0.66)),
    linear-gradient(135deg, rgba(82, 224, 255, 0.1), transparent 44%);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: clamp(1.2rem, 2vw, 1.8rem);
  backdrop-filter: blur(16px);
}

.surface {
  position: relative;
  overflow: hidden;
}

.surface::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 10rem;
  height: 0.18rem;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.eyebrow {
  color: var(--cyan);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.section-head {
  display: grid;
  gap: 0.8rem;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  max-width: 54rem;
}

.section-head h2 {
  font-size: clamp(2rem, 5vw, 3.7rem);
  line-height: 0.93;
  text-transform: uppercase;
}

.lede {
  font-size: clamp(1.06rem, 2.2vw, 1.34rem);
  color: var(--text);
  max-width: 50rem;
}

.kicker {
  color: var(--muted);
  max-width: 48rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3rem;
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  text-decoration: none;
  transition:
    transform var(--transition),
    border-color var(--transition),
    background-color var(--transition),
    box-shadow var(--transition);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 0 0 0.2rem rgba(82, 224, 255, 0.08);
}

.button-primary {
  background: linear-gradient(135deg, rgba(82, 224, 255, 0.24), rgba(111, 245, 199, 0.18));
}

.button-secondary {
  background: rgba(255, 255, 255, 0.03);
}

.button-ghost {
  background: transparent;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2rem;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-soft);
}

.media-frame {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--radius-md) - 0.2rem);
  border: 1px solid rgba(255, 255, 255, 0.08);
  aspect-ratio: 16 / 9;
  background: rgba(255, 255, 255, 0.04);
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.code-block {
  padding: 1.15rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(2, 11, 22, 0.88);
  color: #d7f7ff;
  overflow-x: auto;
}

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

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

@media (min-width: 64rem) {
  .split-2 {
    grid-template-columns: minmax(0, 1.05fr) minmax(20rem, 0.95fr);
    align-items: start;
  }

  .split-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}