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

:root {
	--white: #ffffff;
	--bg: #f4f2ef;
	--bg-warm: #faf8f5;
	--text: #141414;
	--muted: #5a5a5a;
	--soft: #8a8a8a;
	--border: #e2ded8;
	--accent: #1e3a5f;
	--accent-light: #2d5280;
	--accent-soft: #e6edf5;
	--highlight: #c04d35;
	--radius: 16px;
	--radius-sm: 10px;
	--max: 1100px;
	--narrow: 680px;
	--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	--font-display: "Lora", Georgia, serif;
	--shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.06);
	--shadow-md: 0 12px 40px rgba(0, 0, 0, 0.1);
	--shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.12);
	--ease: cubic-bezier(0.22, 1, 0.36, 1);
}

html {
	scroll-behavior: smooth;
}

body {
	font-family: var(--font);
	background: var(--white);
	color: var(--text);
	line-height: 1.65;
	font-size: 1rem;
	-webkit-font-smoothing: antialiased;
}

img {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: inherit;
	text-decoration: none;
}

a:focus-visible,
button:focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 2px;
}

.wrap {
	width: min(var(--max), 90vw);
	margin: 0 auto;
}

.wrap-narrow {
	width: min(var(--narrow), 90vw);
	margin: 0 auto;
}

header {
	position: sticky;
	top: 0;
	z-index: 50;
	background: rgba(255, 255, 255, 0.85);
	backdrop-filter: blur(14px);
	border-bottom: 1px solid transparent;
	transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

header.scrolled {
	border-bottom-color: var(--border);
	box-shadow: var(--shadow-sm);
}

header .wrap {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 1rem 0;
}

.logo {
	font-family: var(--font-display);
	font-size: 1.125rem;
	font-weight: 600;
	letter-spacing: -0.01em;
	transition: opacity 0.2s;
}

.logo:hover {
	opacity: 0.7;
}

nav ul {
	display: flex;
	gap: 0.25rem;
	list-style: none;
}

nav a {
	font-size: 0.8125rem;
	font-weight: 500;
	color: var(--muted);
	padding: 0.5rem 0.875rem;
	border-radius: 999px;
	transition: color 0.2s, background 0.2s;
}

nav a:hover {
	color: var(--text);
	background: var(--bg);
}

nav a.active {
	color: var(--accent);
	background: var(--accent-soft);
}

.menu-btn {
	display: none;
	background: none;
	border: none;
	font: inherit;
	font-size: 0.875rem;
	color: var(--muted);
	cursor: pointer;
}

.hero {
	padding: 5rem 0 5.5rem;
	background:
		radial-gradient(ellipse 70% 60% at 80% 10%, rgba(30, 58, 95, 0.07), transparent),
		radial-gradient(ellipse 50% 40% at 10% 90%, rgba(192, 77, 53, 0.05), transparent),
		var(--bg-warm);
	overflow: hidden;
}

.hero-layout {
	display: grid;
	grid-template-columns: 300px 1fr;
	gap: 4rem;
	align-items: center;
}

.portrait-wrap {
	position: relative;
}

.portrait-wrap::before {
	content: "";
	position: absolute;
	inset: 12px -12px -12px 12px;
	border: 1px solid var(--border);
	border-radius: var(--radius);
	z-index: 0;
}

.portrait {
	width: 100%;
	aspect-ratio: 3 / 4;
	object-fit: cover;
	border-radius: var(--radius);
	background: var(--bg);
	box-shadow: var(--shadow-lg);
	display: none;
	position: relative;
	z-index: 1;
}

.portrait.loaded {
	display: block;
}

.portrait-fallback {
	width: 100%;
	aspect-ratio: 3 / 4;
	border-radius: var(--radius);
	background: var(--bg);
	box-shadow: var(--shadow-lg);
	display: flex;
	align-items: center;
	justify-content: center;
	position: relative;
	z-index: 1;
}

.portrait-fallback svg {
	width: 52px;
	height: 52px;
	color: #ccc;
}

.hero-text h1 {
	font-family: var(--font-display);
	font-size: clamp(2.5rem, 5vw, 3.75rem);
	font-weight: 600;
	letter-spacing: -0.03em;
	line-height: 1.08;
	margin-bottom: 1rem;
}

.hero-text .lead {
	font-size: 1.125rem;
	color: var(--muted);
	max-width: 46ch;
	margin-bottom: 2.25rem;
	line-height: 1.75;
}

.hero-stats {
	display: flex;
	flex-wrap: wrap;
	gap: 2.5rem;
	padding: 1.75rem 0;
	border-top: 1px solid var(--border);
	border-bottom: 1px solid var(--border);
	margin-bottom: 2rem;
}

.hero-stat strong {
	display: block;
	font-family: var(--font-display);
	font-size: 1.625rem;
	font-weight: 600;
	color: var(--accent);
	line-height: 1.2;
}

.hero-stat span {
	font-size: 0.8125rem;
	color: var(--soft);
}

.hero-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
}

.btn {
	display: inline-flex;
	align-items: center;
	padding: 0.7rem 1.4rem;
	border-radius: var(--radius-sm);
	font-size: 0.875rem;
	font-weight: 500;
	transition: transform 0.2s var(--ease), background 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.btn:hover {
	transform: translateY(-2px);
}

.btn-primary {
	background: var(--accent);
	color: var(--white);
	box-shadow: 0 4px 14px rgba(30, 58, 95, 0.25);
}

.btn-primary:hover {
	background: var(--accent-light);
	box-shadow: 0 6px 20px rgba(30, 58, 95, 0.3);
}

.btn-secondary {
	background: var(--white);
	color: var(--text);
	border: 1px solid var(--border);
}

.btn-secondary:hover {
	border-color: var(--text);
}

.page-hero {
	padding: 4rem 0 3.5rem;
	background:
		radial-gradient(ellipse 60% 80% at 100% 0%, rgba(30, 58, 95, 0.08), transparent),
		var(--bg-warm);
	border-bottom: 1px solid var(--border);
}

.page-hero h1 {
	font-family: var(--font-display);
	font-size: clamp(2rem, 4vw, 3rem);
	font-weight: 600;
	letter-spacing: -0.02em;
	line-height: 1.15;
	margin-bottom: 0.75rem;
}

.page-hero p {
	font-size: 1.0625rem;
	color: var(--muted);
	max-width: 52ch;
	line-height: 1.7;
}

section {
	padding: 5rem 0;
}

section.alt {
	background: var(--bg);
}

.section-head {
	margin-bottom: 3rem;
}

.section-head.center {
	text-align: center;
}

.section-label {
	font-size: 0.6875rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.12em;
	color: var(--highlight);
	margin-bottom: 0.75rem;
}

.section-head h2 {
	font-family: var(--font-display);
	font-size: clamp(1.75rem, 3vw, 2.35rem);
	font-weight: 600;
	letter-spacing: -0.02em;
	line-height: 1.2;
	margin-bottom: 0.75rem;
}

.section-head p {
	color: var(--muted);
	font-size: 1.0625rem;
	max-width: 58ch;
	line-height: 1.7;
}

.section-head.center p {
	margin: 0 auto;
}

.book-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1.5rem;
	max-width: 960px;
	margin: 0 auto;
}

.book-card {
	background: var(--white);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	overflow: hidden;
	transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s;
	display: flex;
	flex-direction: column;
}

.book-card:hover {
	transform: translateY(-6px);
	box-shadow: var(--shadow-md);
	border-color: transparent;
}

.book-card-cover {
	overflow: hidden;
	background: var(--bg);
	padding: 2rem;
	display: flex;
	justify-content: center;
	align-items: center;
	min-height: 260px;
}

.book-card-cover img {
	max-height: 220px;
	width: auto;
	border-radius: 6px;
	box-shadow: var(--shadow-sm);
	transition: transform 0.5s var(--ease);
}

.book-card:hover .book-card-cover img {
	transform: scale(1.04);
}

.book-card-placeholder {
	width: 130px;
	height: 195px;
	border-radius: 6px;
	background: linear-gradient(145deg, #b8b0a6, #8a8278);
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	font-family: var(--font-display);
	font-size: 0.8125rem;
	font-weight: 500;
	color: var(--white);
	padding: 1rem;
	line-height: 1.35;
	box-shadow: var(--shadow-sm);
}

.book-card-body {
	padding: 1.5rem;
	flex: 1;
	display: flex;
	flex-direction: column;
}

.book-card-body .genre {
	font-size: 0.75rem;
	color: var(--soft);
	margin-bottom: 0.35rem;
}

.book-card-body h3 {
	font-family: var(--font-display);
	font-size: 1.2rem;
	font-weight: 600;
	margin-bottom: 0.5rem;
}

.book-card-body p {
	font-size: 0.9rem;
	color: var(--muted);
	flex: 1;
	margin-bottom: 1rem;
	line-height: 1.6;
}

.book-card-link {
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--accent);
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
}

.book-card-link svg {
	width: 14px;
	height: 14px;
	transition: transform 0.2s var(--ease);
}

.book-card:hover .book-card-link svg {
	transform: translateX(3px);
}

.featured-spotlight {
	display: grid;
	grid-template-columns: 1fr 1.2fr;
	gap: 3rem;
	align-items: center;
	background: var(--white);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 2.5rem;
	box-shadow: var(--shadow-sm);
}

.featured-spotlight-cover img {
	border-radius: var(--radius-sm);
	box-shadow: var(--shadow-md);
	max-width: 240px;
	margin: 0 auto;
}

.featured-badge {
	display: inline-block;
	font-size: 0.6875rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	background: var(--accent-soft);
	color: var(--accent);
	padding: 0.35rem 0.75rem;
	border-radius: 999px;
	margin-bottom: 1rem;
}

.featured-spotlight h2 {
	font-family: var(--font-display);
	font-size: 2rem;
	font-weight: 600;
	letter-spacing: -0.02em;
	margin-bottom: 0.75rem;
}

.featured-spotlight p {
	color: var(--muted);
	margin-bottom: 1.5rem;
	line-height: 1.75;
}

.featured-layout {
	display: grid;
	grid-template-columns: 220px 1fr;
	gap: 3rem;
	align-items: start;
}

.featured-cover {
	border-radius: var(--radius-sm);
	box-shadow: var(--shadow-md);
}

.featured-cover-wrap {
	position: sticky;
	top: 5rem;
}

.featured-body h3 {
	font-family: var(--font-display);
	font-size: 2rem;
	font-weight: 600;
	letter-spacing: -0.02em;
	margin-bottom: 0.5rem;
}

.featured-meta {
	font-size: 0.875rem;
	color: var(--soft);
	margin-bottom: 1.5rem;
}

.featured-body > p {
	color: var(--muted);
	margin-bottom: 1rem;
	font-size: 1rem;
	line-height: 1.75;
}

.featured-body > p.lead-text {
	font-size: 1.0625rem;
	color: var(--text);
}

.pullquote {
	margin: 2rem 0;
	padding: 1.5rem 0 1.5rem 1.5rem;
	border-left: 3px solid var(--accent);
	font-family: var(--font-display);
	font-size: 1.125rem;
	font-style: italic;
	color: var(--text);
	line-height: 1.6;
}

.pullquote cite {
	display: block;
	margin-top: 0.75rem;
	font-family: var(--font-body);
	font-size: 0.9375rem;
	font-style: normal;
	color: var(--soft);
}

.intro-block {
	margin: 2rem 0;
}

.intro-block h4 {
	font-size: 0.6875rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--soft);
	margin-bottom: 0.75rem;
}

.book-card.coming-soon {
	cursor: default;
}

.book-card.coming-soon .book-card-cover {
	display: flex;
	align-items: center;
	justify-content: center;
	background: var(--bg-warm);
	border: 1px solid var(--border);
	min-height: 184px;
}

.book-card.coming-soon .book-card-cover span {
	font-family: var(--font-display);
	font-size: 1.25rem;
	font-style: italic;
	color: var(--soft);
}

.coming-soon-cover {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 160px;
	min-height: 246px;
	flex-shrink: 0;
	background: var(--bg-warm);
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	font-family: var(--font-display);
	font-size: 1.375rem;
	color: var(--soft);
	text-align: center;
	padding: 1rem;
}

.detail-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1.5rem;
	margin: 2rem 0;
}

.detail-box {
	background: var(--bg-warm);
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	padding: 1.25rem;
}

.detail-box h4 {
	font-size: 0.6875rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--soft);
	margin-bottom: 0.75rem;
}

.detail-box ul {
	list-style: none;
}

.detail-box li {
	font-size: 0.9375rem;
	color: var(--muted);
	padding: 0.25rem 0;
}

.detail-box li strong {
	color: var(--text);
	font-weight: 500;
}

.tag-list {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin-top: 0.5rem;
}

.tag {
	font-size: 0.8125rem;
	color: var(--muted);
	background: var(--white);
	border: 1px solid var(--border);
	padding: 0.3rem 0.75rem;
	border-radius: 999px;
}

.featured-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
	margin-top: 2rem;
	padding-top: 2rem;
	border-top: 1px solid var(--border);
}

.about-grid {
	display: grid;
	grid-template-columns: 1.2fr 1fr;
	gap: 4rem;
	align-items: start;
}

.about-body p {
	color: var(--muted);
	font-size: 1rem;
	line-height: 1.75;
	margin-bottom: 1rem;
}

.about-body p:first-of-type {
	font-size: 1.0625rem;
	color: var(--text);
}

.about-sidebar {
	display: flex;
	flex-direction: column;
	gap: 1rem;
}

.info-card {
	background: var(--white);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 1.5rem;
	transition: box-shadow 0.3s var(--ease);
}

.info-card:hover {
	box-shadow: var(--shadow-sm);
}

.info-card h3 {
	font-family: var(--font-display);
	font-size: 1rem;
	font-weight: 600;
	margin-bottom: 0.75rem;
}

.info-card p,
.info-card li {
	font-size: 0.9375rem;
	color: var(--muted);
	line-height: 1.6;
}

.info-card ul {
	list-style: none;
}

.info-card li {
	padding: 0.35rem 0;
	border-bottom: 1px solid var(--border);
}

.info-card li:last-child {
	border-bottom: none;
}

.themes-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1.5rem;
}

.theme-card {
	background: var(--white);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 1.75rem;
	transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.theme-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--shadow-sm);
}

.theme-card h3 {
	font-family: var(--font-display);
	font-size: 1.0625rem;
	font-weight: 600;
	margin-bottom: 0.5rem;
}

.theme-card p {
	font-size: 0.9375rem;
	color: var(--muted);
	line-height: 1.65;
}

.book-feature {
	padding: 4rem 0;
	border-bottom: 1px solid var(--border);
}

.book-feature:last-child {
	border-bottom: none;
	padding-bottom: 0;
}

.book-feature:first-child {
	padding-top: 0;
}

.book-feature-layout {
	display: grid;
	grid-template-columns: 160px 1fr;
	gap: 2.5rem;
	align-items: start;
}

.book-feature img {
	width: 160px;
	border-radius: var(--radius-sm);
	box-shadow: var(--shadow-md);
}

.book-placeholder {
	width: 160px;
	height: 240px;
	border-radius: var(--radius-sm);
	background: linear-gradient(160deg, #b8b0a6, #8a8278);
	box-shadow: var(--shadow-md);
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	font-family: var(--font-display);
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--white);
	padding: 1rem;
	line-height: 1.4;
}

.book-feature h3 {
	font-family: var(--font-display);
	font-size: 1.625rem;
	font-weight: 600;
	letter-spacing: -0.02em;
	margin-bottom: 0.35rem;
}

.book-feature .meta {
	font-size: 0.875rem;
	color: var(--soft);
	margin-bottom: 1.25rem;
}

.book-feature .synopsis {
	color: var(--muted);
	font-size: 0.9875rem;
	line-height: 1.75;
	margin-bottom: 1rem;
	max-width: 65ch;
}

.book-feature .highlights {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1rem;
	margin: 1.5rem 0;
}

.book-feature .highlight {
	background: var(--bg-warm);
	border-radius: var(--radius-sm);
	padding: 1rem 1.25rem;
}

.book-feature .highlight dt {
	font-size: 0.6875rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--soft);
	margin-bottom: 0.25rem;
}

.book-feature .highlight dd {
	font-size: 0.9375rem;
	color: var(--text);
}

.timeline {
	position: relative;
	padding-left: 2rem;
	border-left: 2px solid var(--border);
	max-width: 640px;
}

.timeline-item {
	position: relative;
	padding-bottom: 2rem;
}

.timeline-item:last-child {
	padding-bottom: 0;
}

.timeline-item::before {
	content: "";
	position: absolute;
	left: calc(-2rem - 5px);
	top: 0.4rem;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--accent);
}

.timeline-item .year {
	font-size: 0.8125rem;
	font-weight: 600;
	color: var(--accent);
	margin-bottom: 0.25rem;
}

.timeline-item h3 {
	font-family: var(--font-display);
	font-size: 1.0625rem;
	font-weight: 600;
	margin-bottom: 0.35rem;
}

.timeline-item p {
	font-size: 0.9375rem;
	color: var(--muted);
	line-height: 1.65;
}

.connect-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1.5rem;
}

.connect-card {
	background: var(--white);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 2rem;
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
	transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s;
}

.connect-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--shadow-md);
	border-color: transparent;
}

.connect-card h3 {
	font-family: var(--font-display);
	font-size: 1.0625rem;
	font-weight: 600;
}

.connect-card p {
	font-size: 0.9375rem;
	color: var(--muted);
	line-height: 1.6;
	flex: 1;
}

.connect-card .link-arrow {
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--accent);
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
}

.connect-card .link-arrow svg {
	width: 14px;
	height: 14px;
}

.contact-block {
	background: var(--white);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 2.5rem;
	max-width: 640px;
}

.contact-block h3 {
	font-family: var(--font-display);
	font-size: 1.25rem;
	margin-bottom: 0.75rem;
}

.contact-block p {
	color: var(--muted);
	margin-bottom: 1.5rem;
	line-height: 1.7;
}

.contact-list {
	list-style: none;
}

.contact-list li {
	padding: 0.875rem 0;
	border-bottom: 1px solid var(--border);
	font-size: 0.9375rem;
}

.contact-list li:last-child {
	border-bottom: none;
}

.contact-list a {
	color: var(--accent);
	font-weight: 500;
}

.contact-list a:hover {
	text-decoration: underline;
	text-underline-offset: 3px;
}

.cta-band {
	background: var(--accent);
	color: var(--white);
	padding: 4.5rem 0;
	text-align: center;
}

.cta-band h2 {
	font-family: var(--font-display);
	font-size: clamp(1.5rem, 3vw, 2.125rem);
	font-weight: 600;
	margin-bottom: 0.75rem;
}

.cta-band p {
	opacity: 0.85;
	margin-bottom: 1.5rem;
	max-width: 48ch;
	margin-left: auto;
	margin-right: auto;
	line-height: 1.7;
}

.cta-band .btn-primary {
	background: var(--white);
	color: var(--accent);
}

.cta-band .btn-primary:hover {
	background: var(--bg-warm);
}

.reveal {
	opacity: 0;
	transform: translateY(28px);
	transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.visible {
	opacity: 1;
	transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

footer {
	border-top: 1px solid var(--border);
	padding: 2.5rem 0 2rem;
	background: var(--bg-warm);
}

.footer-inner {
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: 1rem;
	padding-bottom: 2rem;
	margin-bottom: 2rem;
	border-bottom: 1px solid var(--border);
}

.footer-credit {
	display: flex;
	justify-content: center;
}

.footer-credit a {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	font-size: 0.8125rem;
	color: var(--muted);
	padding: 0.5rem 1rem;
	border-radius: 999px;
	border: 1px solid var(--border);
	background: var(--white);
	transition: color 0.2s, border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.footer-credit a:hover {
	color: var(--text);
	border-color: #ccc;
	box-shadow: var(--shadow-sm);
	transform: translateY(-1px);
}

.footer-credit svg {
	width: 16px;
	height: 16px;
	flex-shrink: 0;
	opacity: 0.7;
}

.footer-credit a:hover svg {
	opacity: 1;
}

.footer-credit strong {
	font-weight: 500;
	color: var(--text);
}

footer .logo {
	font-size: 1rem;
}

footer p {
	font-size: 0.8125rem;
	color: var(--soft);
}

.footer-links {
	display: flex;
	gap: 1.5rem;
}

.footer-links a {
	font-size: 0.8125rem;
	color: var(--muted);
}

.footer-links a:hover {
	color: var(--text);
}

@media (max-width: 900px) {
	.hero-layout {
		grid-template-columns: 1fr;
		gap: 2.5rem;
	}

	.portrait-wrap {
		max-width: 260px;
	}

	.featured-spotlight {
		grid-template-columns: 1fr;
		text-align: center;
	}

	.featured-spotlight-cover img {
		max-width: 180px;
	}

	.featured-layout {
		grid-template-columns: 1fr;
	}

	.featured-cover-wrap {
		position: static;
		max-width: 180px;
	}

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

	.about-grid {
		grid-template-columns: 1fr;
		gap: 2rem;
	}

	.themes-grid,
	.book-grid {
		grid-template-columns: 1fr;
	}

	.book-feature-layout {
		grid-template-columns: 1fr;
	}

	.book-feature img,
	.book-placeholder {
		max-width: 140px;
	}

	.book-feature .highlights {
		grid-template-columns: 1fr;
	}

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

@media (max-width: 540px) {
	.menu-btn {
		display: block;
	}

	nav {
		display: none;
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		background: var(--white);
		border-bottom: 1px solid var(--border);
		padding: 1rem 5vw;
		box-shadow: var(--shadow-sm);
	}

	nav.open {
		display: block;
	}

	nav ul {
		flex-direction: column;
		gap: 0.25rem;
	}

	header .wrap {
		position: relative;
	}

	.hero {
		padding: 3rem 0 3.5rem;
	}

	section {
		padding: 3.5rem 0;
	}

	.hero-stats {
		gap: 1.25rem;
	}

	.footer-inner {
		flex-direction: column;
		text-align: center;
	}
}