:root {
  --paper: #F7F5F1;
  --card: #FFFFFF;
  --line: #E7E2D9;
  --ink: #201E1C;
  --ink-soft: #6A645D;
  --green: #3F6B5E;
  --rust: #A8694E;
  --green-wash: #EDF1EE;
  --shell: 1160px;
  --radius: 6px;
  --pad-side: 24px;
}

/* ============================================================
   base
   ============================================================ */

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  letter-spacing: 0.01em;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink);
}

p {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

a:hover {
  color: var(--rust);
}

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

figure {
  margin: 0;
}

time {
  font-style: normal;
}

button {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

/* ============================================================
   layout
   ============================================================ */

.shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--pad-side);
}

.narrow-shell {
  max-width: 760px;
}

.site-body {
  min-height: 100vh;
}

.site-main {
  display: block;
  padding-bottom: 56px;
}

/* 内页统一主容器与标题区 */
.inner-main {
  padding-top: 24px;
}

.page-header {
  margin: 0 auto 20px;
  width: 100%;
  max-width: var(--shell);
  padding: 0 var(--pad-side);
}

.page-title {
  font-size: 32px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.35;
}

.page-description {
  margin-top: 10px;
  max-width: 720px;
  font-size: 16px;
  color: var(--ink-soft);
}

.page-meta {
  margin-top: 12px;
  font-size: 14px;
  color: var(--ink-soft);
}

.page-hero {
  margin-bottom: 28px;
}

.page-hero-inner,
.page-hero .shell {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--pad-side);
}

.page-lead {
  max-width: 720px;
  font-size: 16px;
  color: var(--ink-soft);
}

.page-meta-item {
  display: inline-block;
  margin-right: 18px;
  font-size: 14px;
  color: var(--ink-soft);
}

.page-meta-item dt {
  display: inline;
  color: var(--ink);
}

.page-meta-item dd {
  display: inline;
  margin: 0 0 0 6px;
}

/* 面包屑 */
.breadcrumb {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--pad-side) 14px;
  font-size: 14px;
  color: var(--ink-soft);
}

.breadcrumb a {
  color: var(--ink-soft);
}

.breadcrumb a:hover {
  color: var(--green);
}

.breadcrumb-sep {
  margin: 0 8px;
  color: var(--line);
}

.breadcrumb-current {
  color: var(--ink);
}

/* 三栏 / 双栏布局 */
.page-layout {
  display: grid;
  gap: 32px;
  align-items: start;
  padding-top: 8px;
  padding-bottom: 8px;
}

.layout-main {
  min-width: 0;
}

.layout-aside {
  min-width: 0;
  font-size: 15px;
}

/* 默认：主内容在前，右侧栏在后 */
.page-layout.layout-shell {
  grid-template-columns: minmax(0, 1fr) 260px;
}

.layout-three {
  grid-template-columns: minmax(0, 1fr) 240px;
}

/* 左侧栏在前 */
.page-layout.sidebar-left {
  grid-template-columns: 200px minmax(0, 1fr);
}

.home-layout {
  grid-template-columns: 200px minmax(0, 1fr) 260px;
}

/* ============================================================
   components — header / nav
   ============================================================ */

.site-header {
  position: relative;
  z-index: 20;
  background: var(--card);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 66px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: var(--ink);
  flex: none;
}

.brand:hover {
  color: var(--ink);
}

.brand-mark {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.brand-slogan {
  font-size: 13px;
  color: var(--ink-soft);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
}

.site-nav {
  flex: 1 1 auto;
  min-width: 0;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  font-size: 15px;
  color: var(--ink);
  border-radius: var(--radius);
}

.nav-link:hover {
  background: var(--green-wash);
  color: var(--green);
}

.nav-link.is-current {
  color: var(--green);
  font-weight: 600;
  background: var(--green-wash);
}

.nav-panel {
  position: absolute;
  top: 100%;
  left: 0;
  display: none;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 18px;
  min-width: 420px;
  padding: 18px 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 8px 20px rgba(32, 30, 28, 0.08);
}

.nav-item-has-panel:hover .nav-panel,
.nav-item-has-panel:focus-within .nav-panel,
.nav-item-has-panel.is-open .nav-panel {
  display: grid;
}

.nav-panel-title {
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--green);
}

.nav-panel-list li {
  line-height: 1.6;
}

.nav-panel-list a {
  display: block;
  padding: 4px 0;
  font-size: 14px;
  color: var(--ink-soft);
}

.nav-panel-list a:hover {
  color: var(--green);
}

/* ============================================================
   components — footer
   ============================================================ */

.site-footer {
  margin-top: 40px;
  padding: 32px 0 24px;
  background: var(--card);
  border-top: 1px solid var(--line);
  font-size: 14px;
}

.footer-back {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.footer-back-label {
  color: var(--ink-soft);
}

.footer-back a {
  color: var(--ink);
}

.footer-back a:hover {
  color: var(--green);
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  padding: 24px 0;
}

.footer-col-title {
  margin-bottom: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.footer-links li {
  line-height: 1.7;
}

.footer-links a {
  color: var(--ink-soft);
}

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

.footer-bottom {
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
}

.footer-about {
  max-width: 720px;
}

.footer-copy {
  margin-top: 8px;
  font-size: 13px;
}

/* ============================================================
   components — shared blocks
   ============================================================ */

.block,
.section {
  margin-bottom: 40px;
}

.block-head,
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.block-head h2,
.section-title,
.block-title {
  font-size: 22px;
  font-weight: 600;
}

.section-desc,
.section-note {
  margin-top: 8px;
  font-size: 15px;
  color: var(--ink-soft);
}

.block-more,
.aside-more {
  font-size: 14px;
  color: var(--green);
  white-space: nowrap;
}

.block-note,
.aside-note {
  margin-top: 14px;
  font-size: 14px;
  color: var(--ink-soft);
}

.section-lead {
  margin-top: 8px;
  max-width: 720px;
  color: var(--ink-soft);
}

/* 侧栏块 */
.aside-block,
.side-block {
  margin-bottom: 28px;
  padding: 16px 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.aside-block:last-child,
.side-block:last-child {
  margin-bottom: 0;
}

.aside-title,
.side-block h2 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 12px;
}

.aside-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.aside-head .aside-title {
  margin-bottom: 0;
}

.aside-block-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
}

.aside-block-text,
.aside-intro {
  font-size: 14px;
  color: var(--ink-soft);
}

.aside-link-list li {
  padding: 7px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
}

.aside-link-list li:last-child {
  border-bottom: 0;
}

.aside-check-list li {
  padding: 6px 0;
  font-size: 14px;
  color: var(--ink-soft);
}

/* 状态标记 */
.status,
.status-tag {
  display: inline-block;
  padding: 1px 8px;
  font-size: 12px;
  line-height: 1.7;
  border-radius: 4px;
  background: var(--green-wash);
  color: var(--green);
  white-space: nowrap;
}

.status-ongoing,
.status-tag.status-ongoing {
  background: var(--green-wash);
  color: var(--green);
}

.status-completed,
.status-finished,
.status-tag.status-finished {
  background: #F1EEE8;
  color: var(--ink-soft);
}

.status-paused,
.status-tag.status-paused {
  background: #F5EDE8;
  color: var(--rust);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  font-size: 15px;
  border-radius: var(--radius);
  border: 1px solid transparent;
}

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

.btn-primary:hover {
  background: #35594e;
  color: #fff;
}

.btn-ghost {
  background: var(--card);
  border-color: var(--line);
  color: var(--ink);
}

.btn-ghost:hover {
  border-color: var(--green);
  color: var(--green);
}

/* 标签 */
.tag {
  display: inline-block;
  padding: 5px 12px;
  font-size: 14px;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.tag:hover {
  border-color: var(--green);
  color: var(--green);
}

.tag-status {
  background: var(--green-wash);
  border-color: transparent;
  color: var(--green);
}

.tag-usage {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 8px;
  font-size: 12px;
  color: var(--green);
  background: var(--green-wash);
  border-radius: 4px;
}

/* 相关推荐条 */
.related-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  max-width: var(--shell);
  margin: 0 auto 40px;
  padding: 18px var(--pad-side);
  border-top: 1px solid var(--line);
}

.related-links-label {
  font-size: 14px;
  color: var(--ink-soft);
}

.related-links-item {
  font-size: 14px;
}

/* 相关推荐块 */
.related-block,
.section-related {
  margin-top: 32px;
}

.related-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 14px;
}

.related-item {
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.related-item a {
  font-size: 15px;
  color: var(--ink);
}

.related-item a:hover {
  color: var(--green);
}

.related-name {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.related-desc {
  margin-top: 6px;
  font-size: 14px;
  color: var(--ink-soft);
}

/* 图片容器通用约束 */
.hero-figure,
.topic-figure,
.cover-card,
.rank-cover,
.update-thumb,
.media-figure,
.content-figure {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--green-wash);
}

.hero-figure img,
.topic-figure img,
.cover-card img,
.rank-cover img,
.update-thumb img,
.media-figure img,
.content-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================================
   pages — 首页
   ============================================================ */

.hero {
  padding: 40px 0 32px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 36px;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 40px;
  align-items: center;
}

.hero-copy {
  min-width: 0;
}

.hero-copy h1 {
  font-size: 32px;
  font-weight: 600;
}

.hero-lead {
  margin-top: 14px;
  max-width: 620px;
  font-size: 16px;
  color: var(--ink-soft);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.hero-figure {
  aspect-ratio: 4 / 3;
  width: 100%;
}

/* 首页题材索引 */
.genre-group {
  margin-bottom: 16px;
}

.genre-group:last-of-type {
  margin-bottom: 0;
}

.genre-group-title {
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--green);
}

.genre-list li {
  line-height: 1.7;
}

.genre-list a {
  display: block;
  padding: 3px 0;
  font-size: 14px;
  color: var(--ink-soft);
}

.genre-list a:hover {
  color: var(--green);
}

/* 首页更新清单 */
.update-list {
  border-top: 1px solid var(--line);
}

.update-row {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.update-date {
  font-size: 13px;
  color: var(--ink-soft);
}

.update-name {
  font-size: 15px;
  color: var(--ink);
  min-width: 0;
}

.update-name:hover {
  color: var(--green);
}

.update-detail {
  font-size: 14px;
  color: var(--ink-soft);
}

/* 首页更新行：详情与状态同列排布 */
.update-list .update-row .status {
  justify-self: end;
}

/* 首页专题导览 */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.topic-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.topic-figure {
  aspect-ratio: 3 / 2;
}

.topic-name {
  font-size: 17px;
}

.topic-desc {
  font-size: 14px;
  color: var(--ink-soft);
}

.topic-link {
  margin-top: auto;
  font-size: 14px;
}

/* 首页榜单速览 */
.rank-mini {
  border-top: 1px solid var(--line);
}

.rank-mini-row {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 4px 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.rank-mini-row:last-child {
  border-bottom: 0;
}

.rank-index {
  grid-row: span 2;
  font-size: 15px;
  font-weight: 600;
  color: var(--rust);
}

.rank-mini-row .rank-name {
  font-size: 15px;
  color: var(--ink);
}

.rank-mini-row .rank-name:hover {
  color: var(--green);
}

.rank-note {
  font-size: 13px;
  color: var(--ink-soft);
}

/* 首页阅读说明入口 */
.guide-cards {
  display: grid;
  gap: 12px;
}

.guide-card {
  display: block;
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.guide-card:hover {
  border-color: var(--green);
}

.guide-card-title {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.guide-card-desc {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  color: var(--ink-soft);
}

/* 首页维护说明区 */
.maintain-block {
  padding: 36px 0;
  background: var(--card);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: 0;
}

.maintain-block h2 {
  font-size: 22px;
  margin-bottom: 18px;
}

.maintain-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.maintain-subtitle {
  margin-bottom: 8px;
  font-size: 16px;
}

.maintain-col p {
  font-size: 15px;
  color: var(--ink-soft);
}

.maintain-link {
  font-size: 14px;
}

/* ============================================================
   pages — 题材分类
   ============================================================ */

.genre-index-group {
  margin-bottom: 16px;
}

.genre-index-title {
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--green);
}

.genre-index-list li {
  line-height: 1.7;
}

.genre-index-list a {
  display: block;
  padding: 3px 0;
  font-size: 14px;
  color: var(--ink-soft);
}

.genre-index-list a:hover {
  color: var(--green);
}

.genre-block {
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.genre-block-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.genre-name {
  font-size: 18px;
}

.genre-tag {
  padding: 1px 8px;
  font-size: 12px;
  color: var(--green);
  background: var(--green-wash);
  border-radius: 4px;
}

.genre-desc {
  max-width: 720px;
  margin-bottom: 16px;
  font-size: 15px;
  color: var(--ink-soft);
}

.cover-row {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 18px;
}

.cover-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.cover-card img {
  aspect-ratio: 3 / 4;
  border-radius: 4px;
}

.cover-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.cover-genre {
  font-size: 13px;
  color: var(--ink-soft);
}

.cover-status {
  align-self: flex-start;
  padding: 1px 8px;
  font-size: 12px;
  color: var(--green);
  background: var(--green-wash);
  border-radius: 4px;
}

.cover-caption {
  font-size: 14px;
  color: var(--ink-soft);
}

.method-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.method-block {
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.method-title {
  margin-bottom: 10px;
  font-size: 16px;
}

.method-list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 15px;
  color: var(--ink-soft);
}

.method-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
}

.entry-cards {
  display: grid;
  gap: 12px;
}

.entry-card {
  display: block;
  padding: 14px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.entry-card:hover {
  border-color: var(--green);
}

.entry-card-title {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.entry-card-desc {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  color: var(--ink-soft);
}

/* ============================================================
   pages — 更新动态
   ============================================================ */

.update-list-section {
  margin-bottom: 32px;
}

/* 内页更新行：日期 + 缩略图 + 内容 + 状态 */
.update-list-section .update-row {
  grid-template-columns: 88px 64px minmax(0, 1fr) auto;
  align-items: start;
  padding: 14px 0;
}

.update-thumb {
  width: 64px;
  aspect-ratio: 3 / 4;
}

.update-body {
  min-width: 0;
  font-size: 15px;
  color: var(--ink-soft);
}

.update-body .update-name {
  display: block;
  font-size: 15px;
  color: var(--ink);
  margin-bottom: 4px;
}

.update-body .update-detail {
  display: block;
  font-size: 14px;
}

.status-legend {
  display: grid;
  gap: 12px;
}

.legend-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.legend-item .status-tag {
  flex: none;
}

.legend-text {
  font-size: 14px;
  color: var(--ink-soft);
}

.advice-section {
  padding: 36px 0;
  border-top: 1px solid var(--line);
}

.advice-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.advice-col {
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.advice-col-title {
  margin-bottom: 10px;
  font-size: 16px;
}

.advice-list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 15px;
  color: var(--ink-soft);
}

.advice-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
}

/* ============================================================
   pages — 漫画榜单
   ============================================================ */

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

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

.content-main > h2 {
  font-size: 22px;
  margin-bottom: 8px;
}

.rank-list {
  border-top: 1px solid var(--line);
  margin-top: 16px;
}

.rank-row {
  display: grid;
  grid-template-columns: 40px 64px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.rank-no {
  font-size: 18px;
  font-weight: 600;
  color: var(--rust);
  line-height: 1.4;
}

.rank-cover {
  width: 64px;
  aspect-ratio: 3 / 4;
}

.rank-body {
  min-width: 0;
}

.rank-body .rank-name {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
}

.rank-body .rank-name:hover {
  color: var(--green);
}

.rank-tags {
  font-size: 13px;
  color: var(--ink-soft);
}

.rank-body .rank-note {
  margin-top: 4px;
  font-size: 14px;
  color: var(--ink-soft);
}

.side-block-desc {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.side-link-list li {
  padding: 6px 0;
  font-size: 14px;
  border-bottom: 1px dashed var(--line);
}

.side-link-list li:last-child {
  border-bottom: 0;
}

.section-block {
  padding-top: 32px;
  border-top: 1px solid var(--line);
  margin-top: 8px;
}

.compare-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 18px;
}

.compare-col {
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.compare-col h3 {
  margin-bottom: 8px;
  font-size: 16px;
}

.compare-col p {
  font-size: 15px;
  color: var(--ink-soft);
}

.compare-list {
  margin-top: 10px;
}

.compare-list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 15px;
  color: var(--ink-soft);
}

.compare-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
}

.compare-link {
  margin-top: 12px;
  font-size: 14px;
}

/* ============================================================
   pages — 阅读说明
   ============================================================ */

.anchor-list li {
  padding: 6px 0;
  font-size: 14px;
  border-bottom: 1px dashed var(--line);
}

.anchor-list li:last-child {
  border-bottom: 0;
}

.main-column {
  min-width: 0;
}

.content-section {
  margin-bottom: 32px;
}

.section-intro {
  max-width: 720px;
  font-size: 15px;
  color: var(--ink-soft);
}

.usage-block {
  margin-top: 20px;
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.usage-title {
  margin-bottom: 10px;
  font-size: 16px;
}

.bullet-list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 15px;
  color: var(--ink-soft);
}

.bullet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
}

.step-list {
  margin-top: 12px;
}

.step-item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

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

.step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-size: 14px;
  font-weight: 600;
  color: var(--green);
  background: var(--green-wash);
  border-radius: 50%;
}

.step-body {
  min-width: 0;
}

.step-title {
  font-size: 15px;
  margin-bottom: 4px;
}

.step-text {
  font-size: 15px;
  color: var(--ink-soft);
}

.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 16px;
}

.compare-card {
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.compare-title {
  margin-bottom: 8px;
  font-size: 16px;
}

.compare-card p {
  font-size: 15px;
  color: var(--ink-soft);
}

.faq-list {
  margin-top: 16px;
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-question {
  display: block;
  padding: 14px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  float: right;
  color: var(--green);
  font-weight: 400;
}

.faq-item[open] .faq-question::after {
  content: "−";
}

.faq-answer {
  padding: 0 0 16px;
  max-width: 720px;
  font-size: 15px;
  color: var(--ink-soft);
}

/* ============================================================
   pages — 站点介绍
   ============================================================ */

.section-scope,
.section-selfcheck {
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}

.scope-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 18px;
}

.scope-col {
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.scope-col-title {
  margin-bottom: 10px;
  font-size: 16px;
}

.scope-col-in .scope-col-title {
  color: var(--green);
}

.scope-col-out .scope-col-title {
  color: var(--rust);
}

.scope-list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 8px;
  font-size: 15px;
  color: var(--ink-soft);
}

.scope-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
}

.scope-list-muted li::before {
  background: var(--rust);
}

.section-arrange {
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}

.arrange-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 28px;
  margin-top: 18px;
  align-items: start;
}

.arrange-main {
  min-width: 0;
}

.arrange-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.arrange-col {
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.arrange-col-title {
  margin-bottom: 8px;
  font-size: 16px;
}

.arrange-col p {
  font-size: 15px;
  color: var(--ink-soft);
}

.arrange-aside {
  min-width: 0;
}

.media-figure {
  aspect-ratio: 3 / 4;
}

.media-caption {
  margin-top: 10px;
  font-size: 14px;
  color: var(--ink-soft);
}

.check-list {
  margin-top: 18px;
}

.check-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

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

.check-question {
  margin-bottom: 6px;
  font-size: 16px;
}

.check-hint {
  max-width: 720px;
  font-size: 15px;
  color: var(--ink-soft);
}

.meta-list {
  margin-top: 12px;
}

.meta-item {
  display: inline-block;
  margin-right: 18px;
  font-size: 14px;
  color: var(--ink-soft);
}

/* ============================================================
   pages — 版权与反馈
   ============================================================ */

.content-block {
  margin-bottom: 36px;
}

.block-title {
  margin-bottom: 14px;
  font-size: 22px;
}

.block-intro {
  max-width: 720px;
  font-size: 15px;
  color: var(--ink-soft);
}

.split-notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.note-card {
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.note-title {
  margin-bottom: 8px;
  font-size: 16px;
}

.note-text {
  font-size: 15px;
  color: var(--ink-soft);
}

.note-text + .note-text {
  margin-top: 8px;
}

.content-figure {
  margin-top: 20px;
  aspect-ratio: 16 / 9;
}

.content-figure figcaption {
  margin-top: 10px;
  font-size: 14px;
  color: var(--ink-soft);
}

.feedback-type-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.feedback-type-item {
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  scroll-margin-top: 80px;
}

.feedback-type-title {
  margin-bottom: 6px;
  font-size: 16px;
}

.feedback-type-text {
  font-size: 15px;
  color: var(--ink-soft);
}

.process-note {
  margin-top: 20px;
  padding: 16px 18px;
  background: var(--green-wash);
  border-radius: var(--radius);
}

.process-note-title {
  margin-bottom: 6px;
  font-size: 16px;
  color: var(--green);
}

.process-note-text {
  font-size: 15px;
  color: var(--ink-soft);
}

/* ============================================================
   pages — 404
   ============================================================ */

.error-main {
  padding: 64px 0;
}

.error-inner {
  max-width: 640px;
  text-align: left;
}

.error-inner h1 {
  font-size: 32px;
  margin-bottom: 14px;
}

.error-lead {
  font-size: 16px;
  color: var(--ink-soft);
  margin-bottom: 22px;
}

.error-home-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 20px;
  background: var(--green);
  color: #fff;
  border-radius: var(--radius);
}

.error-home-link:hover {
  background: #35594e;
  color: #fff;
}

.error-entry-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-top: 26px;
}

.error-entry-list a {
  display: block;
  padding: 14px 16px;
  font-size: 15px;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.error-entry-list a:hover {
  border-color: var(--green);
  color: var(--green);
}

/* ============================================================
   responsive — 1080px
   ============================================================ */

@media (max-width: 1080px) {
  .home-layout {
    grid-template-columns: 200px minmax(0, 1fr);
  }

  .home-layout .aside-right {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    align-items: start;
  }

  .home-layout .aside-right .aside-block {
    margin-bottom: 0;
  }

  .page-layout.layout-shell {
    grid-template-columns: minmax(0, 1fr) 240px;
  }

  .page-layout.layout-three {
    grid-template-columns: minmax(0, 1fr) 220px;
  }

  .arrange-layout {
    grid-template-columns: minmax(0, 1fr) 240px;
  }

  .arrange-cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ============================================================
   responsive — 720px
   ============================================================ */

@media (max-width: 720px) {
  :root {
    --pad-side: 16px;
  }

  body {
    font-size: 16px;
  }

  .header-inner {
    min-height: 58px;
    gap: 12px;
  }

  .brand-slogan {
    display: none;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .site-nav {
    flex-basis: 100%;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-bottom: 10px;
  }

  .nav-list.is-open {
    display: flex;
  }

  .nav-item {
    border-top: 1px solid var(--line);
  }

  .nav-link {
    display: flex;
    width: 100%;
    padding: 10px 4px;
    border-radius: 0;
  }

  .nav-panel {
    position: static;
    display: none;
    grid-template-columns: 1fr;
    min-width: 0;
    padding: 4px 4px 14px;
    border: 0;
    box-shadow: none;
    background: transparent;
  }

  .nav-item-has-panel:hover .nav-panel,
  .nav-item-has-panel:focus-within .nav-panel {
    display: none;
  }

  .nav-item-has-panel.is-open .nav-panel {
    display: grid;
  }

  .nav-panel-group {
    padding: 8px 0;
    border-top: 1px dashed var(--line);
  }

  /* 首页 */
  .hero {
    padding: 28px 0 24px;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

  .hero-copy h1 {
    font-size: 24px;
  }

  .hero-figure {
    aspect-ratio: 16 / 10;
  }

  .page-title {
    font-size: 24px;
  }

  .error-inner h1 {
    font-size: 24px;
  }

  .topic-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .maintain-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

  .update-list .update-row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
  }

  .update-list .update-date {
    grid-column: 1 / -1;
  }

  .update-list .update-detail {
    grid-column: 1 / 2;
  }

  .update-list-section .update-row {
    grid-template-columns: 56px minmax(0, 1fr) auto;
  }

  .update-list-section .update-date {
    grid-column: 1 / -1;
  }

  .update-list-section .update-thumb {
    width: 56px;
  }

  /* 布局：手机端主内容在前，侧栏在后 */
  .page-layout,
  .page-layout.sidebar-left,
  .page-layout.layout-shell,
  .page-layout.layout-three,
  .home-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

  .layout-aside,
  .layout-main,
  .content-main,
  .content-side {
    grid-column: 1 / -1;
  }

  .home-layout .aside-right {
    grid-column: 1 / -1;
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

  .hero-inner,
  .page-layout,
  .home-layout {
    display: grid;
  }

  /* 多栏 section 转单列 */
  .method-columns,
  .advice-columns,
  .compare-columns,
  .compare-grid,
  .scope-grid,
  .split-notes,
  .arrange-cols {
    grid-template-columns: minmax(0, 1fr);
  }

  .arrange-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-columns {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

  .footer-back {
    gap: 10px 14px;
  }

  .rank-row {
    grid-template-columns: 32px 56px minmax(0, 1fr);
    gap: 10px;
  }

  .rank-cover {
    width: 56px;
  }

  .feedback-type-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .related-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .cover-row {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }
}

/* ============================================================
   responsive — 420px
   ============================================================ */

@media (max-width: 420px) {
  .cover-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .rank-row {
    grid-template-columns: 28px minmax(0, 1fr);
  }

  .rank-cover {
    width: 52px;
  }

  .update-list-section .update-row {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .update-list-section .update-thumb {
    grid-column: 1 / -1;
    width: 56px;
  }

  .step-item {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 10px;
  }
}

/* ============================================================
   motion — 轻量增强
   ============================================================ */

.cover-card,
.topic-card,
.entry-card,
.related-item,
.guide-card {
  transition: transform 0.18s ease, border-color 0.18s ease;
}

@media (hover: hover) {
  .cover-card:hover,
  .topic-card:hover,
  .entry-card:hover,
  .related-item:hover,
  .guide-card:hover {
    transform: translateY(-2px);
    border-color: var(--green);
  }
}

@media (prefers-reduced-motion: reduce) {
  .cover-card,
  .topic-card,
  .entry-card,
  .related-item,
  .guide-card {
    transition: none;
  }

  .cover-card:hover,
  .topic-card:hover,
  .entry-card:hover,
  .related-item:hover,
  .guide-card:hover {
    transform: none;
  }
}