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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 20rem;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

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

img {
  height: auto;
}

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

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

button {
  border: 0;
  background: none;
  color: inherit;
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

main,
section,
header,
footer,
nav,
aside {
  position: relative;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

h1,
h2,
h3,
.eyebrow,
.button,
.site-nav a,
.theme-toggle,
.section-dots button {
  font-family: var(--font-display);
}

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

.skip-link {
  position: absolute;
  left: var(--space-sm);
  top: var(--space-sm);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-pill);
  background: var(--on);
  color: #031300;
  z-index: 100;
  transform: translateY(-140%);
  transition: transform var(--base) var(--ease-standard);
}

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

.section-anchor {
  scroll-margin-top: calc(var(--header-height) + var(--space-md));
}

/* Scroll-driven section reveals (IntersectionObserver toggles .is-revealed) */
[data-reveal] {
  opacity: 0;
  transform: translate3d(0, 0.875rem, 0);
  transition:
    opacity var(--slow) var(--ease-standard),
    transform var(--slow) var(--ease-standard);
  transition-delay: 0ms;
}

[data-reveal].is-revealed,
[data-reveal-section].is-section-revealed [data-reveal] {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* Section-scene reveals (awards, products, about, movement, footer): later feel + longer read */
[data-reveal-section] [data-reveal] {
  transition:
    opacity 0.52s var(--ease-standard),
    transform 0.52s var(--ease-standard);
}

[data-reveal-section] [data-reveal-delay="1"] {
  transition-delay: 72ms;
}

[data-reveal-section] [data-reveal-delay="2"] {
  transition-delay: 144ms;
}

[data-reveal-section] [data-reveal-delay="3"] {
  transition-delay: 216ms;
}

[data-reveal-section] [data-reveal-delay="4"] {
  transition-delay: 288ms;
}

[data-reveal-section] [data-reveal-delay="5"] {
  transition-delay: 360ms;
}

/* Movement only: stronger perceptible reveal on yellow (more travel, longer ease, clearer stagger) */
.movement[data-reveal-section] [data-reveal] {
  opacity: 0;
  transform: translate3d(0, 1.5rem, 0);
  transition:
    opacity 0.68s var(--ease-standard),
    transform 0.68s var(--ease-standard);
}

.movement[data-reveal-section] [data-reveal-delay="0"] {
  transition-delay: 0ms;
}

.movement[data-reveal-section] [data-reveal-delay="1"] {
  transition-delay: 105ms;
}

.movement[data-reveal-section].is-section-revealed [data-reveal] {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

[data-reveal-delay="1"] {
  transition-delay: 55ms;
}

[data-reveal-delay="2"] {
  transition-delay: 110ms;
}

[data-reveal-delay="3"] {
  transition-delay: 165ms;
}

[data-reveal-delay="4"] {
  transition-delay: 220ms;
}

[data-reveal-delay="5"] {
  transition-delay: 275ms;
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.eyebrow {
  color: var(--ac);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-heading {
  display: grid;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  max-width: 44rem;
}

.section-heading h2,
.about__content h2,
.movement__content h2,
.footer-block h2,
.pillars__intro h2 {
  font-size: clamp(2rem, 7vw, 4.2rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 2.625rem;
  padding: 0.625rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 0.25rem;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  text-transform: uppercase;
  transition:
    transform var(--fast) ease-out,
    background-color var(--fast) ease-out,
    border-color var(--fast) ease-out,
    color var(--fast) ease-out,
    box-shadow var(--fast) ease-out;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button:active {
  transform: translateY(0);
}

.button--primary {
  background: var(--on);
  color: #031300;
  box-shadow: 0 8px 22px rgba(87, 255, 6, 0.16);
}

.button--primary:hover,
.button--primary:focus-visible {
  box-shadow: 0 0 0 0.22rem rgba(87, 255, 6, 0.14), 0 10px 24px rgba(87, 255, 6, 0.2);
}

.button--accent,
.button--dark {
  background: var(--ac);
  color: var(--wh);
  box-shadow: 0 8px 20px rgba(70, 73, 214, 0.18);
}

.button--accent:hover,
.button--accent:focus-visible,
.button--dark:hover,
.button--dark:focus-visible {
  box-shadow: 0 0 0 0.22rem rgba(70, 73, 214, 0.16), 0 10px 24px rgba(70, 73, 214, 0.2);
}

.button--ghost,
.button--chip {
  background: color-mix(in srgb, var(--bg-elevated) 68%, transparent);
  border-color: color-mix(in srgb, var(--line) 76%, transparent);
  color: var(--text);
  box-shadow: none;
}

.icon-button,
.carousel-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.75rem;
  min-height: 2.75rem;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  backdrop-filter: blur(14px);
  transition:
    transform var(--fast) var(--ease-standard),
    background-color var(--base) var(--ease-standard),
    border-color var(--base) var(--ease-standard);
}

.icon-button:hover,
.carousel-arrow:hover {
  transform: translateY(-1px);
  background: var(--surface);
}

.desktop-only {
  display: none;
}

.mobile-only {
  display: inline-flex;
}

@media (min-width: 48rem) {
  .shell-container {
    width: min(calc(100% - 3rem), var(--max-width));
  }
}

@media (min-width: 64.0625rem) {
  .desktop-only {
    display: inline-flex;
  }

  .mobile-only {
    display: none;
  }
}

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

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