:root {
  --font-primary: 'NeueHaasDisplayRoman', sans-serif;
  --color-black: black;
  --color-lightgrey: lightgrey;
  --color-invert-dark: #e6e6e6;
  --color-invert-light: #383838;
  --color-invert-lightest: black;
  --color-invert-darkgray: #d9d9d9;
  --font-size-header-link: 16px;
  --font-size-carousel-counter: 14px;
  --font-size-carousel-caption: 14px;
  --letter-spacing: 0.03rem;
}






/* ---------------------
Header Styles
--------------------- */
.header {
  width: 100%;
  position: fixed;
  letter-spacing: var(--letter-spacing);
  display: grid;
  grid-template-columns: repeat(16, 1fr);
  gap: 20px;
  padding: 20px;
  background-color: transparent; /* 'none' is invalid for bg-color */
  color: var(--color-black);
  z-index: 1000;
}

.header a {
  z-index: 999;
  text-decoration: none;
  color: var(--color-black);
  font-size: var(--font-size-header-link);
  padding-top: 8px;
  padding-bottom: 4px;
  transition: color 0.3s;
}

.header a:hover {
  color: var(--color-lightgrey);
}

/* Grid item positions */
.kieran-burr {
  grid-column: span 3; /* Adjusted per index.css */
  font-weight: bold;
}

.overview {
  grid-column: 5 / span 1;
}

.archive {
  grid-column: 6 / span 1;
}

.about {
  grid-column: 7 / span 1;
}

.instagram {
  grid-column: 13 / span 1;
  text-align: left;
}

/* Header link color variants for background inversion */
.header.invert a {
  color: var(--color-invert-dark);
}

.header.invert-light a {
  color: var(--color-invert-light);
}

.header.invert-lightest a {
  color: var(--color-invert-lightest);
}

.header.invert-dark a {
  color: var(--color-invert-darkgray);
}


/* ---------------------
Carousel Styles
--------------------- */
.carousel {
  position: relative;
  width: 100%;
  height: 100vh; /* Full viewport height */
  overflow: hidden;
  z-index: -99999;
}

.carousel-item {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.5s ease;
  opacity: 0;
  user-select: none; /* Prevent text selection */
}

.carousel-item.active {
  opacity: 1;
}

.carousel-item img,
.carousel-item video {
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
  outline: none; /* Remove focus outline */
}

/* Carousel navigation */
.carousel-nav {
  position: absolute;
  top: 50px; /* Below header */
  height: calc(100% - 50px);
  width: 50px;
  z-index: 1; /* Under header but over carousel */
}

/* Carousel counter & caption */
.carousel-counter {
  position: fixed;
  bottom: 20px;
  right: 20px;
  font-family: var(--font-primary);
  font-size: var(--font-size-carousel-counter);
  letter-spacing: var(--letter-spacing);
  border-radius: 0px;
  z-index: 10;
}

#carousel-caption {
  position: fixed;
  bottom: 20px;
  left: 20px;
  font-family: var(--font-primary);
  font-size: var(--font-size-carousel-caption);
  letter-spacing: var(--letter-spacing);
  z-index: 10;
}

/* Caption color variants */
.carousel-caption-invert {
  color: var(--color-invert-dark);
}

.carousel-caption-light {
  color: var(--color-invert-light);
}

.carousel-caption-lightest {
  color: var(--color-invert-lightest);
}