:root {
	--is-bg: #faf8f3;
	--is-surface: #ffffff;
	--is-paper: #f7f1e3;
	--is-text: #1f2328;
	--is-muted: #6b645c;
	--is-border: #e8e0d2;
	--is-brand: #8a5a36;
	--is-brand-2: #395b50;
	--is-accent: #b77946;
	--is-radius: 12px;
	--is-shadow: 0 8px 24px rgba(31, 35, 40, .06);
}

* {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	background: var(--is-bg);
	color: var(--is-text);
	font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
	line-height: 1.65;
	letter-spacing: 0;
}

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

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

input,
select,
textarea,
button {
	font: inherit;
	letter-spacing: 0;
}

.is-container {
	width: min(100%, 1120px);
	margin: 0 auto;
	padding: 0 16px;
}

.is-main {
	min-height: 70vh;
	padding-bottom: 86px;
}

.is-site-header {
	position: sticky;
	top: 0;
	z-index: 40;
	background: rgba(250, 248, 243, .96);
	border-bottom: 1px solid var(--is-border);
	backdrop-filter: blur(12px);
}

.is-header-inner {
	display: grid;
	grid-template-columns: auto minmax(0, 1fr) 40px;
	gap: 12px;
	align-items: center;
	min-height: 58px;
}

.is-logo {
	color: var(--is-brand-2);
	font-weight: 800;
	white-space: nowrap;
}

.is-header-search {
	display: flex;
	align-items: center;
	gap: 8px;
	min-width: 0;
	background: var(--is-surface);
	border: 1px solid var(--is-border);
	border-radius: 999px;
	padding: 8px 12px;
}

.is-header-search input {
	width: 100%;
	min-width: 0;
	border: 0;
	outline: 0;
	background: transparent;
	color: var(--is-text);
}

.is-header-user {
	display: grid;
	place-items: center;
	width: 40px;
	height: 40px;
	border: 1px solid var(--is-border);
	border-radius: 999px;
	background: var(--is-surface);
}

.is-icon {
	width: 20px;
	height: 20px;
	flex: 0 0 auto;
}

.is-front,
.is-page,
.is-auth-page,
.is-single-novel {
	padding-top: 18px;
}

.is-home-top {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: 14px;
	margin-bottom: 14px;
	padding: 16px 0 4px;
}

.is-home-top p,
.is-home-top h1 {
	margin: 0;
}

.is-home-top p {
	color: var(--is-brand);
	font-size: 13px;
	font-weight: 800;
}

.is-home-top h1 {
	font-size: 24px;
	line-height: 1.25;
}

.is-home-top a {
	flex: 0 0 auto;
	border: 1px solid var(--is-border);
	border-radius: 999px;
	background: #fff;
	color: var(--is-brand-2);
	padding: 8px 12px;
	font-size: 14px;
	font-weight: 700;
}

.is-chip-row {
	display: flex;
	gap: 8px;
	overflow-x: auto;
	padding: 2px 0 18px;
	scrollbar-width: none;
}

.is-chip-row a {
	flex: 0 0 auto;
	border: 1px solid var(--is-border);
	border-radius: 999px;
	background: #fff;
	color: var(--is-brand-2);
	padding: 7px 13px;
	font-size: 14px;
}

.is-home-section,
.is-panel {
	margin: 18px 0;
	padding: 16px;
	background: var(--is-surface);
	border: 1px solid var(--is-border);
	border-radius: var(--is-radius);
	box-shadow: var(--is-shadow);
}

.is-section-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	margin-bottom: 12px;
}

.is-section-head h2,
.is-panel h2,
.is-page-head h1,
.is-auth-page h1 {
	margin: 0;
	font-size: 20px;
	line-height: 1.35;
}

.is-section-head a {
	color: var(--is-brand);
	font-size: 14px;
	white-space: nowrap;
}

.is-layout-cover_grid .is-section-body {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 14px;
}

.is-layout-horizontal_cards .is-section-body,
.is-layout-hero .is-section-body {
	display: grid;
	grid-auto-flow: column;
	grid-auto-columns: 42%;
	gap: 14px;
	overflow-x: auto;
	padding-bottom: 4px;
	scroll-snap-type: x proximity;
}

.is-layout-hero .is-section-body {
	grid-auto-columns: 72%;
}

.is-novel-card {
	min-width: 0;
	scroll-snap-align: start;
}

.is-cover,
.is-list-cover,
.is-book-cover {
	display: block;
	overflow: hidden;
	border-radius: 10px;
	background: var(--is-paper);
	border: 1px solid var(--is-border);
	aspect-ratio: 3 / 4;
}

.is-cover-img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.is-cover-placeholder {
	width: 100%;
	height: 100%;
	display: grid;
	place-items: center;
	background: linear-gradient(135deg, #f7f1e3, #e7efea);
	color: var(--is-brand-2);
	font-size: 36px;
	font-weight: 800;
}

.is-novel-card h3,
.is-novel-list-item h3,
.is-bookshelf-item h2 {
	margin: 8px 0 4px;
	font-size: 16px;
	line-height: 1.35;
}

.is-novel-card p,
.is-muted,
.is-latest {
	margin: 0;
	color: var(--is-muted);
	font-size: 13px;
}

.is-list {
	display: grid;
	gap: 12px;
}

.is-novel-list-item,
.is-bookshelf-item {
	display: grid;
	grid-template-columns: 72px minmax(0, 1fr) auto;
	gap: 12px;
	align-items: start;
	padding: 12px;
	background: var(--is-surface);
	border: 1px solid var(--is-border);
	border-radius: var(--is-radius);
}

.is-bookshelf-item {
	grid-template-columns: 72px minmax(0, 1fr);
}

.is-rank {
	display: grid;
	place-items: center;
	width: 32px;
	height: 32px;
	margin-top: 4px;
	border-radius: 999px;
	background: #edf4e4;
	color: var(--is-brand-2);
	font-weight: 800;
}

.is-status {
	align-self: center;
	color: var(--is-brand);
	font-size: 13px;
	white-space: nowrap;
}

.is-page-head {
	margin-bottom: 14px;
}

.is-page-head p {
	margin: 6px 0 0;
	color: var(--is-muted);
}

.is-filter-bar {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 8px;
	margin-bottom: 14px;
}

.is-filter-bar select,
.is-form input,
.is-form select,
.is-form textarea {
	width: 100%;
	border: 1px solid var(--is-border);
	border-radius: 10px;
	background: #fff;
	color: var(--is-text);
	padding: 10px 12px;
}

.is-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	min-height: 42px;
	border: 1px solid transparent;
	border-radius: 999px;
	padding: 9px 16px;
	cursor: pointer;
	font-weight: 700;
	white-space: nowrap;
}

.is-btn-primary {
	background: var(--is-brand);
	color: #fff;
}

.is-btn-secondary {
	background: #fff;
	border-color: var(--is-border);
	color: var(--is-brand-2);
}

.is-filter-bar .is-btn {
	grid-column: 1 / -1;
}

.is-alert,
.is-alert-error,
.is-empty {
	margin: 12px 0;
	padding: 12px 14px;
	border-radius: 10px;
	background: #edf4e4;
	color: var(--is-brand-2);
	border: 1px solid #d8e8d0;
}

.is-alert-error {
	background: #fff4ee;
	color: #8a3f1c;
	border-color: #f1d1bf;
}

.is-auth-page {
	max-width: 480px;
}

.is-form {
	display: grid;
	gap: 14px;
}

.is-form label span {
	display: block;
	margin-bottom: 6px;
	color: var(--is-muted);
	font-size: 14px;
}

.is-form .is-check {
	display: flex;
	align-items: flex-start;
	gap: 8px;
}

.is-form .is-check input {
	width: auto;
	margin-top: 6px;
}

.is-form-foot {
	margin: 0;
	text-align: center;
	color: var(--is-brand);
}

.is-hp {
	position: absolute;
	left: -9999px;
	width: 1px;
	height: 1px;
	opacity: 0;
}

.is-book-hero {
	display: grid;
	grid-template-columns: 112px minmax(0, 1fr);
	gap: 16px;
	align-items: start;
	margin-bottom: 16px;
}

.is-book-meta h1 {
	margin: 0 0 6px;
	font-size: 24px;
	line-height: 1.25;
}

.is-book-meta p {
	margin: 0 0 8px;
	color: var(--is-muted);
}

.is-meta-row {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.is-meta-row span {
	border-radius: 999px;
	background: #edf4e4;
	color: var(--is-brand-2);
	padding: 4px 8px;
	font-size: 12px;
}

.is-action-row,
.is-inline-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin: 12px 0;
}

.is-prose {
	font-size: 16px;
}

.is-summary > div {
	max-height: 9em;
	overflow: hidden;
}

.is-summary.is-expanded > div {
	max-height: none;
}

.is-summary button {
	margin-top: 8px;
	border: 0;
	background: transparent;
	color: var(--is-brand);
	padding: 0;
	cursor: pointer;
}

.is-latest-link {
	display: block;
	color: var(--is-brand-2);
	font-weight: 700;
}

.is-catalog-tools {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	margin-bottom: 10px;
}

.is-catalog-tools a {
	color: var(--is-brand);
}

.is-chapter-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
}

.is-chapter-list li + li {
	border-top: 1px solid var(--is-border);
}

.is-chapter-list a {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 12px 0;
}

.is-chapter-list small {
	color: var(--is-muted);
	white-space: nowrap;
}

.is-user-head {
	display: flex;
	align-items: center;
	gap: 14px;
	padding: 16px;
	background: var(--is-surface);
	border: 1px solid var(--is-border);
	border-radius: var(--is-radius);
}

.is-user-head img {
	border-radius: 999px;
}

.is-user-head h1,
.is-user-head p {
	margin: 0;
}

.is-user-head p {
	color: var(--is-muted);
}

.is-user-links {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 10px;
	margin: 14px 0;
}

.is-user-links a {
	display: flex;
	align-items: center;
	gap: 8px;
	min-height: 48px;
	padding: 12px;
	background: var(--is-surface);
	border: 1px solid var(--is-border);
	border-radius: var(--is-radius);
}

.is-history-list {
	display: grid;
	gap: 8px;
}

.is-history-item {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 10px 0;
	border-bottom: 1px solid var(--is-border);
}

.is-history-item:last-child {
	border-bottom: 0;
}

.is-history-item strong,
.is-history-item small {
	display: block;
}

.is-history-item small {
	color: var(--is-muted);
	font-size: 13px;
}

.is-history-item em {
	color: var(--is-brand);
	font-size: 12px;
	font-style: normal;
	white-space: nowrap;
}

.is-dashboard-stats {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 8px;
	margin-bottom: 14px;
}

.is-dashboard-stats div {
	padding: 12px 8px;
	background: #fff;
	border: 1px solid var(--is-border);
	border-radius: 10px;
	text-align: center;
}

.is-dashboard-stats strong,
.is-dashboard-stats span {
	display: block;
}

.is-dashboard-stats span {
	color: var(--is-muted);
	font-size: 12px;
}

.is-tabs {
	display: flex;
	gap: 8px;
	overflow-x: auto;
	margin-bottom: 14px;
}

.is-tabs a {
	flex: 0 0 auto;
	padding: 8px 14px;
	border-radius: 999px;
	border: 1px solid var(--is-border);
	background: #fff;
}

.is-tabs a.is-active {
	background: var(--is-brand-2);
	color: #fff;
	border-color: var(--is-brand-2);
}

.is-comments ol {
	padding-left: 20px;
}

.is-footer {
	display: none;
	color: var(--is-muted);
	text-align: center;
	padding: 24px 0 96px;
}

.is-bottom-nav {
	position: fixed;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: 50;
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	background: rgba(255, 255, 255, .97);
	border-top: 1px solid var(--is-border);
	padding: 6px max(8px, env(safe-area-inset-left)) calc(6px + env(safe-area-inset-bottom));
}

.is-bottom-nav a {
	display: grid;
	place-items: center;
	gap: 2px;
	color: var(--is-muted);
	font-size: 12px;
	min-width: 0;
}

.is-bottom-nav .is-icon {
	width: 22px;
	height: 22px;
}

.pagination,
.nav-links {
	display: flex;
	justify-content: center;
	gap: 8px;
	margin: 18px 0;
}

.page-numbers {
	min-width: 34px;
	min-height: 34px;
	display: grid;
	place-items: center;
	border: 1px solid var(--is-border);
	border-radius: 999px;
	background: #fff;
}

.page-numbers.current {
	background: var(--is-brand-2);
	color: #fff;
}

@media (min-width: 480px) {
	.is-layout-horizontal_cards .is-section-body,
	.is-layout-hero .is-section-body {
		grid-auto-columns: 30%;
	}

	.is-layout-cover_grid .is-section-body {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

@media (min-width: 768px) {
	.is-main {
		padding-bottom: 24px;
	}

	.is-bottom-nav {
		display: none;
	}

	.is-footer {
		display: block;
	}

	.is-header-inner {
		grid-template-columns: 180px minmax(240px, 460px) 44px;
		justify-content: space-between;
	}

	.is-layout-cover_grid .is-section-body {
		grid-template-columns: repeat(6, minmax(0, 1fr));
	}

	.is-layout-horizontal_cards .is-section-body,
	.is-layout-hero .is-section-body {
		grid-auto-flow: initial;
		grid-auto-columns: initial;
		grid-template-columns: repeat(5, minmax(0, 1fr));
		overflow: visible;
	}

	.is-book-hero {
		grid-template-columns: 180px minmax(0, 1fr);
	}

	.is-filter-bar {
		grid-template-columns: repeat(5, minmax(0, 1fr)) auto;
	}

	.is-filter-bar .is-btn {
		grid-column: auto;
	}
}