.page-tutorial {
	background: #fffdf8;
}

.article-hero {
	display: grid;
	grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.8fr);
	gap: clamp(30px, 5vw, 72px);
	align-items: center;
	padding: clamp(42px, 7vw, 92px) clamp(18px, 4vw, 56px);
	border-bottom: 2px solid #07192f;
}

.beginner-hero {
	background:
		linear-gradient(90deg, rgba(255, 226, 74, 0.9) 0 38%, rgba(33, 184, 255, 0.72) 38% 100%),
		#f6f1e8;
}

.layers-hero {
	background:
		linear-gradient(90deg, rgba(67, 214, 126, 0.84) 0 36%, rgba(255, 226, 74, 0.86) 36% 68%, rgba(255, 94, 74, 0.7) 68% 100%),
		#f6f1e8;
}

.advanced-hero {
	background:
		linear-gradient(90deg, rgba(255, 94, 74, 0.78) 0 34%, rgba(33, 184, 255, 0.78) 34% 66%, rgba(255, 226, 74, 0.86) 66% 100%),
		#f6f1e8;
}

.article-hero-copy {
	max-width: 820px;
}

.back-link {
	display: inline-flex;
	align-items: center;
	min-height: 38px;
	margin-bottom: 22px;
	padding: 8px 13px;
	border: 2px solid #07192f;
	border-radius: 8px;
	background: #fffdf8;
	color: #07192f;
	font-size: 14px;
	font-weight: 900;
	text-decoration: none;
}

.back-link:hover {
	box-shadow: 4px 4px 0 #07192f;
	transform: translate(-2px, -2px);
}

.article-hero h1 {
	margin: 0;
	color: #07192f;
	font-size: clamp(42px, 6.6vw, 86px);
	line-height: 0.96;
	letter-spacing: 0;
}

.article-hero p {
	max-width: 720px;
	margin: 24px 0 0;
	color: #0c2542;
	font-size: clamp(17px, 2vw, 22px);
	font-weight: 650;
}

.article-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 28px;
}

.article-meta span {
	display: inline-flex;
	align-items: center;
	min-height: 34px;
	padding: 6px 12px;
	border: 2px solid #07192f;
	border-radius: 999px;
	background: #fffdf8;
	color: #07192f;
	font-size: 13px;
	font-weight: 900;
}

.article-hero-media {
	margin: 0;
}

.article-hero-media img {
	width: 100%;
	aspect-ratio: 1.2 / 1;
	object-fit: cover;
	border: 3px solid #07192f;
	border-radius: 8px;
	box-shadow: 12px 12px 0 #07192f;
	background: #fffdf8;
}

.article-shell {
	display: grid;
	grid-template-columns: 250px minmax(0, 820px);
	gap: clamp(30px, 5vw, 72px);
	align-items: start;
	max-width: 1180px;
	margin: 0 auto;
	padding: clamp(40px, 7vw, 88px) clamp(18px, 4vw, 40px);
}

.article-toc {
	position: sticky;
	top: 96px;
	display: grid;
	gap: 10px;
	padding: 20px;
	border: 2px solid #07192f;
	border-radius: 8px;
	background: #ffe24a;
	box-shadow: 6px 6px 0 #07192f;
}

.article-toc strong {
	margin-bottom: 4px;
	color: #07192f;
	font-size: 18px;
}

.article-toc a {
	color: #07192f;
	font-size: 14px;
	font-weight: 850;
	text-decoration-thickness: 2px;
	text-underline-offset: 4px;
}

.article-content {
	min-width: 0;
}

.article-content section {
	padding: 0 0 clamp(38px, 5vw, 62px);
}

.article-content h2 {
	margin: 0 0 18px;
	color: #07192f;
	font-size: clamp(30px, 4vw, 48px);
	line-height: 1.04;
	letter-spacing: 0;
}

.article-content p {
	margin: 0 0 20px;
	color: #294057;
	font-size: 18px;
	line-height: 1.82;
}

.article-content strong {
	color: #07192f;
}

.article-list {
	display: grid;
	gap: 12px;
	margin: 24px 0;
	padding: 0;
	list-style: none;
}

.article-list li {
	position: relative;
	padding-left: 28px;
	color: #294057;
	font-size: 17px;
	line-height: 1.65;
}

.article-list li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 10px;
	width: 12px;
	height: 12px;
	border: 2px solid #07192f;
	border-radius: 50%;
	background: #43d67e;
}

.callout {
	margin: 30px 0;
	padding: 24px;
	border: 2px solid #07192f;
	border-radius: 8px;
	background: #21b8ff;
	box-shadow: 6px 6px 0 #07192f;
}

.callout strong {
	display: block;
	margin-bottom: 8px;
	font-size: 18px;
}

.callout p {
	margin: 0;
	color: #07192f;
	font-weight: 700;
}

.tutorial-figure {
	margin: 34px 0 0;
}

.tutorial-figure img {
	width: 100%;
	aspect-ratio: 1.68 / 1;
	object-fit: cover;
	border: 3px solid #07192f;
	border-radius: 8px;
	background: #f6f1e8;
	box-shadow: 8px 8px 0 #07192f;
}

.tutorial-figure figcaption {
	margin-top: 14px;
	color: #294057;
	font-size: 14px;
	font-weight: 800;
}

.article-insight,
.article-faq {
	margin-bottom: clamp(38px, 5vw, 62px);
	padding: clamp(22px, 4vw, 34px);
	border: 2px solid #07192f;
	border-radius: 8px;
	background: #ffe24a;
	box-shadow: 8px 8px 0 #07192f;
}

.article-insight h2,
.article-faq h2 {
	font-size: clamp(28px, 3.6vw, 42px);
}

.article-insight p:last-child,
.article-faq p:last-child {
	margin-bottom: 0;
	color: #07192f;
	font-weight: 700;
}

.mistake-box {
	background: #ff5e4a;
}

.article-faq {
	background: #43d67e;
}

.insight-label {
	margin: 0 0 12px;
	color: #07192f;
	font-size: 13px;
	font-weight: 900;
	text-transform: uppercase;
}

.process-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 12px;
	margin: 30px 0;
}

.process-grid div {
	padding: 18px;
	border: 2px solid #07192f;
	border-radius: 8px;
	background: #fffdf8;
}

.process-grid strong,
.process-grid span {
	display: block;
}

.process-grid strong {
	margin-bottom: 8px;
	color: #07192f;
	font-size: 17px;
}

.process-grid span {
	color: #294057;
	font-size: 14px;
	font-weight: 700;
	line-height: 1.45;
}

.article-next {
	margin-top: 8px;
}

.related-tutorials {
	padding-bottom: clamp(38px, 5vw, 62px);
}

.related-tutorials h2 {
	font-size: clamp(28px, 3.6vw, 42px);
}

.related-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 14px;
}

.related-card {
	display: grid;
	gap: 8px;
	min-width: 0;
	padding: 18px;
	border: 2px solid #07192f;
	border-radius: 8px;
	background: #fffdf8;
	color: #07192f;
	text-decoration: none;
	transition: transform 160ms ease, box-shadow 160ms ease;
}

.related-card:hover {
	box-shadow: 6px 6px 0 #07192f;
	transform: translate(-2px, -2px);
}

.related-card span,
.related-card small {
	color: #294057;
	font-size: 13px;
	font-weight: 900;
	text-transform: uppercase;
}

.related-card strong {
	color: #07192f;
	font-size: 20px;
	line-height: 1.1;
	overflow-wrap: anywhere;
}

.article-next a {
	display: grid;
	gap: 6px;
	padding: clamp(22px, 4vw, 34px);
	border: 2px solid #07192f;
	border-radius: 8px;
	background: #43d67e;
	color: #07192f;
	text-decoration: none;
	box-shadow: 8px 8px 0 #07192f;
	transition: transform 160ms ease, box-shadow 160ms ease;
}

.article-next a:hover {
	box-shadow: 10px 10px 0 #07192f;
	transform: translate(-2px, -2px);
}

.article-next span {
	font-size: 13px;
	font-weight: 900;
	text-transform: uppercase;
}

.article-next strong {
	font-size: clamp(26px, 4vw, 42px);
	line-height: 1;
}

@media (max-width: 980px) {
	.article-hero,
	.article-shell {
		grid-template-columns: 1fr;
	}

	.article-toc {
		position: static;
	}

	.process-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.related-grid {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 640px) {
	.article-hero h1 {
		font-size: clamp(38px, 13vw, 56px);
	}

	.article-hero-media img {
		box-shadow: 7px 7px 0 #07192f;
	}

	.article-content p {
		font-size: 16px;
		line-height: 1.76;
	}

	.process-grid {
		grid-template-columns: 1fr;
	}
}