/* Base: reset, typography, layout primitives, accessibility. */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-block-start: calc(var(--nav-h) + var(--space-4));
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: var(--fs-md);
  line-height: var(--lh-body);
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background-color var(--dur) var(--ease-out), color var(--dur) var(--ease-out);
}

img,
video,
svg,
picture {
  display: block;
  max-inline-size: 100%;
}

img,
video {
  block-size: auto;
}

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

h1, h2, h3, h4 {
  line-height: var(--lh-tight);
  font-weight: 800;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

ul[role="list"],
ol[role="list"] {
  list-style: none;
  padding: 0;
}

a {
  color: var(--primary-text);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

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

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

::selection {
  background: var(--primary);
  color: var(--on-primary);
}

/* Inline SVG icon default size */
.i {
  inline-size: 1.25em;
  block-size: 1.25em;
  flex-shrink: 0;
}

/* Directional icons mirror in RTL */
[dir="rtl"] .i-flip {
  transform: scaleX(-1);
}

/* ---- Focus ---- */
:focus {
  outline: none;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 6px;
}

main:focus-visible {
  outline: none;
}

.skip-link {
  position: absolute;
  inset-inline-start: var(--space-4);
  inset-block-start: -100px;
  z-index: 100;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 700;
  text-decoration: none;
}

.skip-link:focus-visible {
  inset-block-start: var(--space-3);
}

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

/* ---- Layout ---- */
.container {
  inline-size: 100%;
  max-inline-size: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container-narrow {
  max-inline-size: 820px;
}

@media (min-width: 768px) {
  :root {
    --gutter: 28px;
  }
}

.section {
  padding-block: var(--space-8);
}

@media (min-width: 1024px) {
  .section {
    padding-block: var(--space-9);
  }
}

.section-head {
  max-inline-size: 680px;
  margin-block-end: var(--space-6);
}

.section-head-row {
  max-inline-size: none;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
}

.eyebrow {
  display: inline-block;
  margin-block-end: var(--space-2);
  color: var(--accent-text);
  font-size: var(--fs-sm);
  font-weight: 800;
  letter-spacing: 0.02em;
}

.eyebrow-game {
  color: var(--game-strong);
}

.section-title {
  font-size: var(--fs-2xl);
}

.section-sub {
  margin-block-start: var(--space-3);
  color: var(--text-muted);
  font-size: var(--fs-lg);
}

.text-gradient {
  background: var(--brand-gradient-vivid);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---- Motion: content is hidden only when JS motion is active ---- */
.motion-ready [data-animate="hero"],
.motion-ready [data-animate="reveal"],
.motion-ready [data-animate="stagger"] > *,
.motion-ready [data-animate="grid"] > * {
  opacity: 0;
}

@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;
  }
}