@property --hero-cover-percent {
  syntax: '<percentage>';
  inherits: true;
  initial-value: 0%;
}

@property --hero-color-opacity {
  syntax: '<number>';
  inherits: true;
  initial-value: 1;
}

@keyframes hero-heading-fill {
  0% {
    --hero-color-opacity: 1;
    --hero-cover-percent: 66%;
  }
  100% {
    --hero-color-opacity: 0.5;
    --hero-cover-percent: 0%;
  }
}

.site-hero {
  container-type: inline-size;

  & .site-hero__desc {
    z-index: 1;
    grid-column: 2 / span 3;
  }
}

.site-hero__container {
  margin-bottom: 3%;
  color: var(--text-on-neutral-white);
  background: var(--neutral-white);
  /*  Graphic */
  &::after {
    position: absolute;
    right: 42.5%;
    bottom: -11rem;
    width: 18%;
    content: '';
    pointer-events: none;
    background-color: var(--graphic-bkgd);
    aspect-ratio: 174 /300;
    mask-image: var(--graphic-path);
    mask-repeat: no-repeat;
    mask-position: center bottom;
    mask-size: contain;

    @container (min-width: 700px) {
      right: 15%;
    }
  }

  @container (min-width: 700px) {
    position: relative; /*  Anchor video; */
    margin-bottom: 11rem;
  }
}

.site-hero__title[class] {
  --color-bright: color-mix(
    in sRGB,
    var(--color--primary-50) calc(var(--hero-color-opacity) * 100%),
    transparent
  );
  --hero-cover-percent: 66%;

  letter-spacing: 0.03em;
  text-transform: uppercase;
  filter: drop-shadow(var(--color--white) 0.25rem 0.25rem);
  color: transparent;
  background: linear-gradient(
    to top,
    black var(--hero-cover-percent),
    var(--color-bright) var(--hero-cover-percent)
  );
  background-clip: text;
  font-size: clamp(4rem, 2.5rem + 10vw, 13rem);
  font-weight: 700;
  line-height: 0.85;

  @container (min-width: 700px) {
    position: relative;
    z-index: 4; /*  Appear above video 'play' button. */
    grid-column: 2 / -2;
    pointer-events: none;
  }

  @supports (animation-timeline: scroll()) {
    animation-name: hero-heading-fill;
    animation-duration: 1ms;
    animation-timing-function: linear;
    background:
      linear-gradient(
        to top,
        black var(--hero-cover-percent),
        var(--color-bright) var(--hero-cover-percent)
      ),
      var(--texture-path);
    background-clip: text;
    background-size: auto, cover;
    animation-timeline: view();
    animation-range-start: exit -30%;
    animation-range-end: exit 50%;
    animation-fill-mode: both;
  }

  @media (prefers-reduced-motion: reduce) {
    animation-name: none;
  }
}

.site-hero__cta[class] {
  a {
    display: inline-flex;
    text-decoration: none;
    text-transform: uppercase;
    color: var(--text-on-neutral-white);
    font-size: 1rem;
    font-weight: 600;
    line-height: 2;
    gap: 0.5rem;
    margin-block: auto -0.3125rem;
  }
  @container (min-width: 700px) {
    grid-column: 2 / span 5;
  }
}

.site-hero__media-cta-icon {
  display: flex;
  width: 2rem;
  color: var(--text-on-secondary);
  background-color: var(--secondary);
  aspect-ratio: 1;

  &::after {
    width: 50%;
    height: 50%;
    margin: auto;
    content: '';
    background-color: currentColor;
    mask-image: url('images/arrow-right.svg');
    mask-repeat: no-repeat;
    mask-size: contain;
  }
}

.site-hero__media {
  position: relative;

  img,
  video {
    width: 100%;

    @container (min-width: 700px) {
      position: absolute;
      inset: 0;
      height: 100%;
      object-fit: cover;
    }
  }

  &::after {
    position: absolute;
    width: 100%;
    height: 100%;
    content: '';
    pointer-events: none;
    opacity: 0.5;
    background: linear-gradient(
      to bottom,
      var(--color--secondary-50),
      var(--color--primary-60)
    );
    inset: 0;
  }

  @container (min-width: 700px) {
    position: absolute;
    right: 0;
    overflow: clip;
    height: 100%;
    max-height: 56.25rem;
    aspect-ratio: 1;
  }
}

.site-hero__play-pause {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0;
  overflow: hidden;
  width: 5rem;
  height: 5rem;
  transition: background 0.2s;
  text-indent: -62.4375rem;
  border: solid 2px transparent;
  background: hsl(194, 66%, 80%, 0.8);

  &:hover {
    background: rgb(255, 255, 255, 0.8);
  }

  &:focus {
    border-radius: 0;
    outline: solid 2px currentColor;
    outline-offset: -6px;
  }

  &[aria-pressed='true']::before {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    margin-left: 1px;
    content: '';
    transform: translate(-50%, -50%);
    border-top: solid 10px transparent;
    border-bottom: solid 10px transparent;
    border-left: solid 15px currentColor;
  }

  &[aria-pressed='false']::before {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0.9375rem;
    height: 0.9375rem;
    content: '';
    transform: translate(-50%, -50%);
    border-right: solid 4px currentColor;
    border-left: solid 4px currentColor;
  }
}