:root {
	  font-family: Inter, sans-serif;
	  font-feature-settings: 'liga' 1, 'calt' 1; /* fix for Chrome */
	}
	@supports (font-variation-settings: normal) {
	  :root { font-family: InterVariable, sans-serif; }
	}

	::-moz-selection {
		background: #666;
		color: #fafafa;
		text-shadow: none;
	}

	::selection {
		background: #666;
		color: #fafafa;
		text-shadow: none;
	}

	body {
		background: #fafafa;
		color: #666;
		font-family: "Geist", -apple-system, BlinkMacSystemFont, "SF Pro Display", system-ui;
		font-optical-sizing: auto;
		font-style: normal;
		display: flex;
		align-content: left;
		justify-content: center;
		flex-flow: column;
		align-items: center;
		margin: 120px 0;
		padding: 0 32px;
	}

	.container {
		display: flex;
		gap: 24px;
		flex-direction: column;
		justify-content: center;
		align-items: flex-start;
		width: 100%;
		max-width: 800px;
		padding: 0 32px;
	}

	h1, p, a {
		text-align: left;
	}

	h1 {
		margin: 0;
	}

	h1, p.intro {
		font-size: 2rem;
		font-weight: 500;
		line-height: 135%;
		letter-spacing: -0.25px;
		color: #444;
	}

	p {
		font-size: 1.1rem;
		font-weight: 400;
		line-height: 160%;
		letter-spacing: 0.4px;
		margin: 0px;
	}

	a {
		font-weight: 600;
		color: #444;
		text-decoration: underline;
	}

		a:hover {
			text-decoration: none;
		}

	img {
		width: 120px;
		height: 120px;
		border-radius: 60px;
	}

	video {
		border-radius: 16px;
		width: 100%;
		max-width: 1080px;
  	height: auto;
	}

	strong {
		font-weight: 600;
	}

	.grid {
		display: flex;
		flex-direction: row;
		align-items: flex-start;
		gap: 20px;
		margin: 32px 0;
	}

		.column {
			display: flex;
			flex-direction: column;
			align-items: flex-end;
			max-width: 530px;
			gap: 20px;
		}

				.row {
					display: flex;
					flex-direction: row;
					align-items: flex-start;
					gap: 20px;
				}

	.align-items-center {
		align-items: center;
		margin: 32px 0;
	}

	.clients {
		margin: 32px 0 64px 0;
		display: flex;
		flex-direction: column;
		gap: 8px;
	}

	a .client .text p, a .client .text span {
		text-decoration: none;
	}


/* Book Item Styles */
.books__item {
  text-align: center;
  cursor: default;
}

.books__container {
  position: relative;
  aspect-ratio: 2 / 3;
  width: 220px;
  margin: 0 auto;
}

.books__cover {
  position: relative;
  will-change: transform;
}

.books__hitbox {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 10;
  cursor: pointer;
}

/* Back Cover: 96% with 2% margin */
.books__back-cover {
  position: absolute;
  width: 96%;
  height: 96%;
  top: 2%;
  left: 2%;
  background: var(--backcover-bg);
  border-radius: 0 6px 6px 0;
  box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.4);
  z-index: -10;
}

/* Paper Container: 90% with equal top/bottom margin */
.books__inside {
  position: absolute;
  width: 90%;
  height: 94%;
  top: 3%;
  left: 5%;
  z-index: 0;
}

/* Paper Pages: height is 100% */
.books__page {
  position: absolute;
  top: 0;
  right: 0;
  width: 98%;
  height: 100%;
  background: var(--paper-bg);
  border: var(--paper-border);
  border-radius: 0 6px 6px 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
  transform-origin: right center;
  z-index: -5;
}

/* Initial stacking: pages start at 0 offset (fully stacked) */
.books__page:nth-child(1) {
  transform: translateX(0px);
}

.books__page:nth-child(2) {
  transform: translateX(0px);
}

.books__page:nth-child(3) {
  transform: translateX(0px);
}

/* Front Cover Image */
.books__image {
  line-height: 0;
  position: relative;
  border-radius: 2px 6px 6px 2px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15), 0 30px 45px rgba(0, 0, 0, 0.12),
    0 60px 80px rgba(0, 0, 0, 0.1);
  transform: perspective(2000px) rotateY(0deg) translateX(0px) scaleX(1);
  transform-style: preserve-3d;
  transform-origin: left center;
  cursor: pointer;
  will-change: transform;
  z-index: 10;
}

.books__image img {
  width: 100%;
  border-radius: 2px 6px 6px 2px;
  height: auto;
}

.books__effect {
  position: absolute;
  width: 20px;
  height: 100%;
  margin-left: 16px;
  top: 0;
  border-left: 2px solid #00000010;
  background-image: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.2) 0%,
    rgba(255, 255, 255, 0) 100%
  );
  transform-origin: left center;
  z-index: 5;
  pointer-events: none;
}

.books__light {
  width: 100%;
  height: 100%;
  position: absolute;
  border-radius: 2px 6px 6px 2px;
  background-image: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.5) 100%
  );
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.15;
  transform-origin: left center;
  z-index: 4;
  pointer-events: none;
  mix-blend-mode: overlay;
}

.books__title {
  margin-top: 0.75rem;
  text-align: center;
  font-weight: 300;
  font-size: 0.9rem;
  line-height: 1.4;
}

	@media only screen and (max-width: 480px) {

		html {
			font-size: 75%;
		}

		body {
			margin: 32px 0;
			padding: 0 16px;
		}

		video {
			border-radius: 8px;
		}

		.grid, .column, .row {
			flex-flow: column;
			gap: 8px;
		}

		.container {
			padding: 0 16px;
		}

		.client {
			align-items: flex-start;
			flex-direction: column;
			gap: 8px;
		}

		.client .logo a {
			padding: 0;
		}

	}