:root {
	--page-bg: #fafafa;
	--surface: #ffffff;
	--surface-muted: #f3f3f1;
	--text-main: #1a1a1a;
	--text-soft: #525252;
	--text-muted: #7a7a7a;
	--border-soft: #ddddda;
	--accent-green: #93c11a;
	--accent-violet: #6633cc;
	--shadow-soft: 0 18px 40px rgba(26, 26, 26, 0.08);
}

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	font-family: -apple-system, "Manrope", "Segoe UI", sans-serif;
	background: var(--page-bg);
	color: var(--text-main);
	line-height: 1.6;
	padding: 0 32px 80px;
}

a {
	color: var(--accent-violet);
	text-decoration: none;
}

a:hover,
a:focus-visible {
	text-decoration: underline;
}

p,
h1,
h2,
h3 {
	overflow-wrap: break-word;
}

h2 {
  font-size: 18px;
  margin-bottom: 0.5rem;
}

#sticky-title {
	position: sticky;
	top: 0;
	z-index: 100;
	max-width: 1400px;
	margin: 0 auto 48px;
	padding: 32px 0 24px;
	background: linear-gradient(to bottom, rgba(250, 250, 250, 0.98), rgba(250, 250, 250, 0.92));
	border-bottom: 1px solid var(--border-soft);
	backdrop-filter: blur(8px);
}

#sticky-title .title-line-1,
#sticky-title .title-line-2 {
	font-size: 24px;
	font-weight: 400;
	letter-spacing: 0.24em;
	text-transform: uppercase;
}

#sticky-title .title-line-1 {
	color: var(--text-main);
	margin-bottom: 14px;
}

#sticky-title .title-line-2 {
	color: var(--accent-green);
	margin-bottom: 16px;
}

#sticky-title .title-line-3 {
	font-size: clamp(36px, 7vw, 72px);
	font-weight: 300;
	line-height: 0.95;
	letter-spacing: -0.03em;
	color: var(--accent-violet);
}

#scrollytelling {
	position: relative;
	max-width: 1400px;
	margin: 0 auto;
}

.theme-section {
	position: relative;
	max-width: 1400px;
	margin: 0 auto;
}

.sticky-info-container,
.sticky-rows-container {
	position: sticky;
	padding: 32px 32px 40px;
	background: var(--surface);
	border: 1px solid var(--border-soft);
	box-shadow: var(--shadow-soft);
}

.sticky-info-container {
	max-width: 920px;
}

.sticky-rows-container {
	max-width: 1040px;
}

.info-section {
	max-width: 760px;
	display: flex;
	flex-direction: column;
	gap: 24px;
	font-size: 14px;
	font-weight: 300;
	line-height: 1.85;
	color: var(--text-soft);
}

.info-section p {
	font-size: clamp(14px, 2vw, 18px);
	line-height: 1.4;
	color: var(--text-main);
}

.info-section strong {
	color: var(--accent-violet);
}

.sticky-rows-container::before,
.sticky-info-container::before {
	content: "";
	display: block;
	width:  64px;
	height: 3px;
	margin-bottom: 24px;
	background: var(--accent-green);
}

.scrolly-row {
	width: 100%;
	padding: 20px 0;
	opacity: 0;
	transform: translateY(50px);
	transition: opacity 0.2s ease, transform 0.2s ease;
	border-top: 1px solid var(--border-soft);
}

.scrolly-row:first-child {
	border-top: 0;
}

.scrolly-row.visible {
	opacity: 1;
	transform: translateY(0);
}

.scrolly-row h2 {
	font-size: clamp(18px, 3vw, 24px);
	font-weight: 300;
	line-height: 1.12;
	letter-spacing: -0.02em;
	margin-bottom: 0.75rem;
	color: var(--text-main);
}

.scrolly-row p {
	font-size: 14px;
	color: var(--text-soft);
	margin-bottom: 0.55rem;
}

.scrolly-row p:last-child {
	margin-bottom: 0;
}

.scroll-trigger {
	height: 40vh;
}

#theme-overview {
	max-width: 1040px;
	margin: 0 auto;
	padding: 32px;
	background: var(--surface);
	border: 1px solid var(--border-soft);
}

.theme-cards {
	display: flex;
	gap: 32px;
	flex-wrap: wrap;
}

.theme-card {
	flex: 1;
	min-width: 250px;
	padding: 24px;
	color: inherit;
	display: block;
	background: var(--surface-muted);
	border: 1px solid var(--border-soft);
}

.theme-card h2 {
	color: var(--accent-violet);
	margin: 0 0 8px;
}

@media (max-width: 900px) {
	body {
		padding: 0 16px 48px;
	}

	#sticky-title {
		margin-bottom: 2rem;
		padding: 1.25rem 0 1rem;
	}

	.sticky-info-container,
	.sticky-rows-container {
		padding: 24px 20px 28px;
	}

	.info-section {
		font-size: 14px;
	}

	.scrolly-row h2 {
		font-size: 24px;
	}
}