:root {
  --color-white: #ffffff;
  --color-black: #000000;

  --color-text: #1f1f1f;
  --color-text-muted: #707070;

  --color-surface: #ffffff;
  --color-surface-soft: #f5f5f5;

  --color-overlay: rgba(0, 0, 0, 0.52);

  --container-width: 1120px;

  --header-height: 92px;

  --transition-fast: 220ms ease;
  --transition-medium: 320ms ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  min-width: 320px;

  font-family: "Montserrat", Arial, Helvetica, sans-serif;

  color: var(--color-text);
  background-color: var(--color-white);

  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

main {
  display: block;
}

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

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

button {
  font: inherit;
}

.container {
  width: min(calc(100% - 48px), var(--container-width));

  margin-inline: auto;
}

.placeholder-section {
  min-height: 80svh;

  display: flex;
  align-items: center;

  background-color: var(--color-surface);
}

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

.placeholder-section h2 {
  margin: 0;

  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 600;

  letter-spacing: -0.04em;

  color: var(--color-text);
}

@media (max-width: 768px) {
  :root {
    --header-height: 78px;
  }

  .container {
    width: min(calc(100% - 32px), var(--container-width));
  }
}

:root {
  --motion-fast: 220ms;
  --motion-base: 620ms;
  --motion-slow: 820ms;
  --motion-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --motion-distance: 18px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(var(--motion-distance));
  transition:
    opacity var(--motion-base) var(--motion-ease),
    transform var(--motion-base) var(--motion-ease);
  will-change: opacity, transform;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-delay="1"] {
  transition-delay: 80ms;
}

[data-reveal-delay="2"] {
  transition-delay: 140ms;
}

[data-reveal-delay="3"] {
  transition-delay: 180ms;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}