@layer reset, base, layout, utilities;

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

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

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

  ul,
  ol {
    margin: 0;
    padding: 0;
  }

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

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

@layer base {
  body {
    min-width: 20rem;
    min-height: 100vh;
    overflow-x: clip;
    color: var(--color-text);
    background:
      radial-gradient(circle at 10% 5%, rgb(200 217 111 / 13%), transparent 25rem),
      var(--color-canvas);
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 400;
    line-height: var(--leading-body);
    text-rendering: optimizelegibility;
    -webkit-font-smoothing: antialiased;
  }

  main {
    min-height: 55vh;
  }

  h1,
  h2,
  h3,
  h4 {
    color: var(--color-text);
    font-family: var(--font-heading);
    font-weight: 650;
    letter-spacing: -0.035em;
    line-height: var(--leading-heading);
    text-wrap: balance;
  }

  h1 {
    font-size: var(--heading-page);
    line-height: var(--leading-tight);
  }

  h2 {
    font-size: var(--heading-section);
  }

  h3 {
    font-size: var(--heading-subsection);
  }

  p {
    color: var(--color-text-muted);
    text-wrap: pretty;
  }

  a {
    color: inherit;
    text-decoration-thickness: 0.08em;
    text-underline-offset: 0.2em;
  }

  button,
  a {
    -webkit-tap-highlight-color: transparent;
  }

  :focus-visible {
    outline: 3px solid var(--pc-ink);
    outline-offset: 3px;
    box-shadow: 0 0 0 3px var(--color-surface);
  }

  ::selection {
    color: var(--color-surface);
    background: var(--color-action);
  }

  code {
    padding: 0.15em 0.4em;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    background: var(--color-surface-soft);
    font-size: 0.9em;
  }
}

@layer layout {
  .shell {
    width: min(calc(100% - 2rem), var(--shell));
    margin-inline: auto;
  }

  .shell--narrow {
    width: min(calc(100% - 2rem), var(--shell-narrow));
    margin-inline: auto;
  }

  .section {
    position: relative;
    padding-block: clamp(var(--space-20), 8vw, var(--space-32));
  }

  .section--compact {
    padding-block: clamp(var(--space-16), 6vw, var(--space-24));
  }

  .section--surface {
    background: var(--color-surface);
  }

  .section--night {
    color: var(--color-surface);
    background: var(--gradient-night);
  }

  .section--night :where(h1, h2, h3, h4) {
    color: var(--color-surface);
  }

  .section--night :where(p) {
    color: rgb(255 255 255 / 70%);
  }

  .section-heading {
    display: grid;
    gap: var(--space-5);
    max-width: 46rem;
    margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
  }

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

  .section-heading p {
    max-width: 42rem;
    font-size: var(--text-lg);
  }

  .section-heading--center p {
    margin-inline: auto;
  }
}

@layer utilities {
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }

  .skip-link {
    position: fixed;
    z-index: 999;
    inset: var(--space-4) auto auto var(--space-4);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-pill);
    color: var(--color-surface);
    background: var(--color-text);
    font-weight: 700;
    transform: translateY(-200%);
    transition: transform var(--duration-fast) var(--ease-out);
  }

  .skip-link:focus {
    transform: translateY(0);
  }

  .eyebrow {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    gap: var(--space-2);
    color: var(--color-action);
    font-size: var(--text-sm);
    font-weight: 750;
    letter-spacing: 0.08em;
    line-height: 1.2;
    text-transform: uppercase;
  }

  .eyebrow::before {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: var(--color-accent);
    content: "";
    box-shadow: 0 0 0 0.3rem rgb(239 127 109 / 12%);
  }

  .eyebrow--light {
    color: var(--pc-sky);
  }

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

  .button-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-3);
  }

  .flow {
    display: grid;
    gap: var(--space-6);
  }

  .flow--large {
    gap: var(--space-10);
  }

  [data-reveal] {
    transition:
      opacity var(--duration-slow) var(--ease-out),
      transform var(--duration-slow) var(--ease-out);
  }

  .js [data-reveal]:not(.is-revealed) {
    opacity: 0;
    transform: translateY(1.25rem);
  }

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

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

    .js [data-reveal]:not(.is-revealed) {
      opacity: 1;
      transform: none;
    }
  }

  @media (forced-colors: active) {
    .text-gradient {
      color: CanvasText;
      background: none;
      -webkit-text-fill-color: currentcolor;
    }

    .eyebrow::before {
      box-shadow: none;
    }
  }
}