/* ==========================================================================
   汗汗漫画 · 全站样式表
   配色：深绿 #2f5d3a / 麦黄 #d9a441 / 米白 #f7f4ec / 卡片 #ffffff
   字体：标题 Noto Serif SC 回退衬线；正文系统无衬线
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. base —— 变量、重置、排版基线
   -------------------------------------------------------------------------- */

:root {
  --green: #2f5d3a;
  --green-deep: #24462c;
  --green-soft: #e6ede6;
  --wheat: #d9a441;
  --wheat-soft: #f6ecd8;
  --paper: #f7f4ec;
  --card: #ffffff;
  --ink: #2b2b28;
  --ink-soft: #6b6a63;
  --line: #dcd6c6;
  --line-strong: #c3bba6;
  --radius: 6px;
  --radius-sm: 4px;
  --shell: 1180px;
  --gap: 28px;
  --serif: "Noto Serif SC", "Songti SC", "SimSun", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --mono: "SF Mono", "Menlo", "Consolas", "Courier New", monospace;
}

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

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

.site-body {
  margin: 0;
  padding: 0;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-weight: 600;
  color: var(--green-deep);
  line-height: 1.4;
}

h1 {
  font-size: 34px;
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 18px;
}

h4 {
  font-size: 16px;
}

p {
  margin: 0 0 12px;
}

ul,
ol {
  margin: 0 0 12px;
  padding-left: 20px;
}

li {
  margin-bottom: 6px;
}

a {
  color: var(--green);
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

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

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

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

figure {
  margin: 0;
}

figcaption {
  margin-top: 8px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.65;
}

dl,
dd {
  margin: 0;
}

address {
  font-style: normal;
}

/* --------------------------------------------------------------------------
   2. layout —— 骨架容器、页头、主导航、页脚
   -------------------------------------------------------------------------- */

/* 顶部事实条（仅首页） */
.site-notice {
  margin: 0;
  padding: 8px 20px;
  background-color: var(--green);
  color: #f2f6f0;
  font-size: 13px;
  line-height: 1.6;
  text-align: center;
}

/* 页头 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background-color: var(--card);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 12px 20px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex: 0 0 auto;
  color: var(--green-deep);
}

.brand-mark {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--green);
}

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

.brand:hover .brand-mark,
.brand:hover .brand-note {
  color: var(--wheat);
}

/* 汉堡按钮：桌面隐藏 */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  background-color: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--green);
  border-radius: 2px;
}

/* 主导航 */
.site-nav {
  flex: 1 1 auto;
  min-width: 0;
}

.nav-list {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-item {
  position: relative;
  margin: 0;
}

.nav-item > a {
  display: block;
  padding: 10px 14px;
  color: var(--ink);
  font-size: 15px;
  border-radius: var(--radius-sm);
  border-bottom: 2px solid transparent;
}

.nav-item > a:hover {
  color: var(--green);
  background-color: var(--green-soft);
}

.nav-item > a.is-current {
  color: var(--green);
  font-weight: 600;
  border-bottom-color: var(--wheat);
}

/* 二级分组面板 */
.nav-panel {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 20;
  display: none;
  min-width: 220px;
  padding: 14px 16px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 8px 20px rgba(43, 43, 40, 0.08);
}

.nav-item.has-panel:hover > .nav-panel,
.nav-item.has-panel:focus-within > .nav-panel {
  display: block;
}

.nav-panel-title {
  margin: 0 0 8px;
  color: var(--wheat);
  font-size: 13px;
  font-weight: 600;
}

.nav-panel ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-panel li {
  margin: 0 0 4px;
}

.nav-panel a {
  display: block;
  padding: 6px 8px;
  color: var(--ink);
  font-size: 14px;
  border-radius: var(--radius-sm);
}

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

/* 主内容容器 */
.site-main {
  display: block;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 32px 20px 56px;
}

.home-main {
  padding-top: 28px;
}

.inner-main {
  padding-top: 24px;
}

/* 页脚 */
.site-footer {
  background-color: var(--green-deep);
  color: #dfe6dd;
  font-size: 14px;
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(240px, 1.2fr) 2fr;
  gap: 32px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 40px 20px 24px;
}

.footer-brand {
  min-width: 0;
}

.footer-brand-name {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  color: #ffffff;
}

.footer-brand-text {
  margin: 0;
  color: #c3cfc0;
  line-height: 1.8;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 20px;
}

.footer-col {
  min-width: 0;
}

.footer-col-title {
  margin: 0 0 10px;
  color: var(--wheat);
  font-size: 14px;
  font-weight: 600;
}

.footer-col ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-col li {
  margin: 0 0 6px;
}

.footer-col a {
  color: #dfe6dd;
  font-size: 14px;
}

.footer-col a:hover {
  color: var(--wheat);
}

.footer-bottom {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: #a9b8a6;
  font-size: 13px;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   3. components —— 通用组件：面包屑、页面标题、区块头、卡片、列表、FAQ
   -------------------------------------------------------------------------- */

/* 面包屑 */
.breadcrumb {
  margin: 0 0 16px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.6;
}

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

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

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

/* 内页标题区 */
.page-header {
  margin: 0 0 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.page-title {
  margin: 0 0 10px;
  font-size: 34px;
  color: var(--green-deep);
}

.page-description {
  max-width: 860px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.8;
}

/* 首页区块头 */
.section {
  margin-bottom: 48px;
}

.section-head {
  margin-bottom: 20px;
}

.section-kicker {
  margin: 0 0 6px;
  color: var(--wheat);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.section-head h2 {
  margin: 0 0 8px;
}

.section-lead {
  max-width: 820px;
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.8;
}

.section-title {
  margin: 0 0 8px;
  font-size: 24px;
}

.section-note {
  max-width: 820px;
  margin: 0 0 14px;
  color: var(--ink-soft);
  line-height: 1.8;
}

.section-intro {
  max-width: 820px;
  margin: 0 0 20px;
  color: var(--ink-soft);
  line-height: 1.8;
}

/* 通用行内链接 */
.inline-link {
  display: inline-block;
  margin-top: 6px;
  color: var(--green);
  font-size: 15px;
  border-bottom: 1px solid var(--line-strong);
}

.inline-link:hover {
  color: var(--wheat);
  border-bottom-color: var(--wheat);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 22px;
  font-size: 15px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
}

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

.btn-primary:hover {
  background-color: var(--green-deep);
  color: #ffffff;
  border-color: var(--green-deep);
}

.btn-ghost {
  background-color: transparent;
  color: var(--green);
  border-color: var(--line-strong);
}

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

/* 折叠问答（原生 details/summary） */
.faq-item {
  margin-bottom: 10px;
  padding: 12px 16px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.faq-item summary,
.faq-question {
  color: var(--green-deep);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

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

.faq-item summary::before {
  content: "＋";
  margin-right: 8px;
  color: var(--wheat);
  font-weight: 700;
}

.faq-item[open] summary::before {
  content: "－";
}

.faq-answer {
  margin: 10px 0 0;
  color: var(--ink-soft);
  line-height: 1.8;
}

/* 相关入口列表 */
.related-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.related-list li,
.related-item {
  margin: 0;
  min-width: 0;
}

.related-list a {
  display: block;
  padding: 14px 16px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--green-deep);
  font-size: 15px;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.related-list a:hover {
  border-color: var(--wheat);
  transform: translateY(-2px);
}

.related-list span {
  display: block;
  margin-top: 6px;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.7;
}

/* 通用图片容器约束 */
.media-figure,
.section-figure,
.field-figure,
.ranking-figure,
.guide-figure {
  margin: 0;
  padding: 12px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.media-figure img,
.section-figure img,
.field-figure img,
.ranking-figure img,
.guide-figure img {
  width: 100%;
  height: auto;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

/* 分栏图片对（题材方向内容样貌） */
.topic-media {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.topic-media h2 {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   4. pages —— 首页
   -------------------------------------------------------------------------- */

/* 4.1 年度报告式首屏 */
.hero-report {
  margin-bottom: 48px;
  padding: 28px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.hero-report-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 1fr);
  gap: 32px;
  align-items: start;
}

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

.hero-kicker {
  margin: 0 0 10px;
  color: var(--wheat);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.hero-title {
  margin: 0 0 14px;
  font-size: 34px;
  color: var(--green-deep);
}

.hero-summary {
  margin: 0 0 18px;
  color: var(--ink-soft);
  line-height: 1.85;
}

.hero-themes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.hero-themes li {
  margin: 0;
  min-width: 0;
  padding: 10px 14px;
  background-color: var(--wheat-soft);
  border-left: 3px solid var(--wheat);
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.hero-themes strong {
  display: block;
  color: var(--green-deep);
  font-family: var(--serif);
  font-size: 15px;
}

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

.hero-figure {
  margin: 0;
}

.hero-figure img {
  width: 100%;
  height: auto;
  max-height: 340px;
  object-fit: cover;
  border-radius: var(--radius);
}

/* 首屏章节目录 */
.hero-toc {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px dashed var(--line-strong);
}

.hero-toc-title {
  margin: 0 0 10px;
  color: var(--green-deep);
  font-size: 14px;
  font-weight: 600;
}

.hero-toc-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 6px 18px;
  margin: 0;
  padding-left: 20px;
  font-size: 14px;
}

.hero-toc-list li {
  margin: 0;
  min-width: 0;
}

/* 4.2 题材方向总览 */
.topic-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-bottom: 24px;
}

.topic-column {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 18px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-top: 3px solid var(--green);
  border-radius: var(--radius);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.topic-column:hover {
  border-color: var(--wheat);
  border-top-color: var(--wheat);
  transform: translateY(-3px);
}

.topic-name {
  margin: 0 0 8px;
  font-size: 18px;
}

.topic-trait {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.75;
}

.topic-scope {
  margin: 0 0 10px;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.7;
}

.topic-picks {
  margin: 0 0 14px;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.7;
}

.topic-link {
  margin-top: auto;
  color: var(--green);
  font-size: 14px;
  border-bottom: 1px solid var(--line-strong);
  align-self: flex-start;
}

.topic-link:hover {
  color: var(--wheat);
  border-bottom-color: var(--wheat);
}

/* 4.3 并列双栏区（封面速览 / 更新记录 / 位次 / 字段摘要） */
.pair-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
}

.pair-col {
  min-width: 0;
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.pair-title {
  margin: 0 0 6px;
  font-size: 18px;
}

.pair-note {
  margin: 0 0 16px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.75;
}

/* 封面条目卡 */
.cover-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
}

.cover-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 10px;
  background-color: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.cover-card:hover {
  border-color: var(--wheat);
  transform: translateY(-3px);
}

.cover-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.cover-name {
  margin: 10px 0 6px;
  font-size: 15px;
  color: var(--green-deep);
}

.cover-tags {
  margin: 0 0 4px;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.6;
}

.cover-status {
  margin: 0;
  color: var(--wheat);
  font-size: 13px;
  font-weight: 600;
}

/* 首页更新行 */
.update-list {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.update-list .update-row {
  display: grid;
  grid-template-columns: 74px minmax(0, 1.6fr) minmax(0, 1fr) 76px;
  gap: 10px;
  align-items: baseline;
  margin: 0;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
}

.update-list .update-row:last-child {
  border-bottom: none;
}

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

.update-list .update-name {
  min-width: 0;
  color: var(--ink);
}

.update-list .update-tag {
  min-width: 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.update-list .update-state {
  color: var(--green);
  font-size: 13px;
  text-align: right;
}

/* 首页位次行 */
.rank-list {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.rank-list .rank-row {
  display: grid;
  grid-template-columns: 40px minmax(0, 1.6fr) minmax(0, 1fr) 76px;
  gap: 10px;
  align-items: baseline;
  margin: 0;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
}

.rank-list .rank-row:last-child {
  border-bottom: none;
}

.rank-list .rank-no {
  color: var(--wheat);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 14px;
}

.rank-list .rank-name {
  min-width: 0;
  color: var(--ink);
}

.rank-list .rank-tag {
  min-width: 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.rank-list .rank-state {
  color: var(--green);
  font-size: 13px;
  text-align: right;
}

/* 首页字段口径摘要 */
.field-brief {
  margin: 0;
}

.field-brief .field-row {
  display: grid;
  grid-template-columns: minmax(96px, 0.6fr) minmax(0, 1.6fr);
  gap: 12px;
  align-items: baseline;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
}

.field-brief .field-row:last-child {
  border-bottom: none;
}

.field-brief .field-name {
  color: var(--green-deep);
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
}

.field-brief .field-desc {
  min-width: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.75;
}

/* 4.4 三步指引 */
.step-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.step-item {
  position: relative;
  min-width: 0;
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.step-no,
.step-index {
  display: inline-block;
  margin-bottom: 8px;
  padding: 2px 10px;
  background-color: var(--wheat-soft);
  color: var(--green-deep);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  border-radius: 20px;
}

.step-title {
  margin: 0 0 8px;
  font-size: 17px;
}

.step-text {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

.step-text a {
  color: var(--green);
  border-bottom: 1px solid var(--line-strong);
}

/* 反馈说明块 */
.feedback-note {
  padding: 20px;
  background-color: var(--green-soft);
  border-left: 4px solid var(--green);
  border-radius: var(--radius);
}

.feedback-title {
  margin: 0 0 8px;
  font-size: 17px;
}

.feedback-text {
  margin: 0;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.8;
}

/* 4.5 站内栏目索引 */
.index-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.index-cell {
  min-width: 0;
  margin: 0;
  padding: 16px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.index-cell:hover {
  border-color: var(--wheat);
  transform: translateY(-2px);
}

.index-cell a {
  display: block;
  margin-bottom: 6px;
  color: var(--green-deep);
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
}

.index-cell p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.75;
}

/* --------------------------------------------------------------------------
   5. pages —— 内页：题材方向
   -------------------------------------------------------------------------- */

.topic-groups {
  margin-bottom: 40px;
}

.topic-groups h2 {
  margin: 0 0 8px;
}

.topic-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
  margin-bottom: 18px;
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--green);
  border-radius: var(--radius);
}

.topic-block-info {
  min-width: 0;
}

.topic-block-info .topic-name {
  margin: 0 0 10px;
  font-size: 19px;
}

.topic-block-info .topic-trait {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.8;
}

.topic-block-info .topic-scope {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.75;
}

.topic-block-list {
  min-width: 0;
}

.topic-list-title {
  margin: 0 0 10px;
  color: var(--wheat);
  font-size: 13px;
  font-weight: 600;
}

.topic-entry-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.topic-entry-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 8px;
  padding: 9px 12px;
  background-color: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.topic-entry-list a {
  min-width: 0;
  color: var(--green-deep);
  font-size: 15px;
}

.topic-entry-list a:hover {
  color: var(--wheat);
}

.entry-tag {
  flex: 0 0 auto;
  color: var(--ink-soft);
  font-size: 13px;
}

.topic-update-link {
  margin-bottom: 40px;
  padding: 20px;
  background-color: var(--wheat-soft);
  border-radius: var(--radius);
}

.topic-update-link h2 {
  margin: 0 0 10px;
  font-size: 20px;
}

.topic-update-link p {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.8;
}

.topic-update-link p:last-child {
  margin-bottom: 0;
}

.topic-faq {
  margin-bottom: 40px;
}

.topic-faq h2 {
  margin: 0 0 16px;
}

/* --------------------------------------------------------------------------
   6. pages —— 内页：更新记录
   -------------------------------------------------------------------------- */

.batch-bar {
  margin-bottom: 36px;
  padding: 20px;
  background-color: var(--green-soft);
  border-left: 4px solid var(--green);
  border-radius: var(--radius);
}

.batch-bar .section-title {
  margin: 0 0 8px;
}

.batch-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin: 16px 0 0;
}

.batch-field {
  min-width: 0;
  padding: 12px 14px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.batch-field dt {
  margin-bottom: 4px;
  color: var(--ink-soft);
  font-size: 13px;
}

.batch-field dd {
  margin: 0;
  color: var(--green-deep);
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 600;
}

.update-list-section {
  margin-bottom: 40px;
}

.update-list-section .section-title {
  margin: 0 0 8px;
}

.update-group {
  margin-bottom: 20px;
  padding: 18px 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.update-group .update-date {
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line-strong);
  color: var(--green-deep);
  font-family: var(--mono);
  font-size: 16px;
}

.update-rows {
  margin: 0;
  padding: 0;
  list-style: none;
}

.update-rows .update-row {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) 90px 64px;
  gap: 12px;
  align-items: baseline;
  margin: 0;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
}

.update-rows .update-row:last-child {
  border-bottom: none;
}

.update-rows .update-name {
  min-width: 0;
  color: var(--ink);
}

.update-rows .update-tag {
  min-width: 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.update-rows .update-status {
  color: var(--green);
  font-size: 13px;
}

.update-rows .update-link {
  color: var(--green);
  font-size: 13px;
  text-align: right;
  border-bottom: 1px solid var(--line-strong);
}

.update-rows .update-link:hover {
  color: var(--wheat);
  border-bottom-color: var(--wheat);
}

.update-media {
  margin-bottom: 40px;
}

.update-media .section-title {
  margin: 0 0 14px;
}

.update-notes {
  margin-bottom: 40px;
}

.update-notes .section-title {
  margin: 0 0 10px;
}

.update-notes p {
  max-width: 860px;
  color: var(--ink-soft);
  line-height: 1.8;
}

.note-list {
  max-width: 860px;
  margin: 0;
  padding-left: 20px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

/* --------------------------------------------------------------------------
   7. pages —— 内页：人气位次
   -------------------------------------------------------------------------- */

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(280px, 1fr);
  gap: 28px;
  align-items: start;
  margin-bottom: 40px;
}

.ranking-list-block {
  min-width: 0;
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.ranking-list-block h2 {
  margin: 0 0 8px;
}

.ranking-list-block .ranking-figure {
  margin: 16px 0 20px;
}

.ranking-rows {
  margin: 0;
  padding: 0;
  list-style: none;
}

.ranking-row {
  display: grid;
  grid-template-columns: 44px minmax(0, 1.7fr) minmax(0, 1fr) 90px;
  gap: 12px;
  align-items: baseline;
  margin: 0;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 15px;
}

.ranking-row:last-child {
  border-bottom: none;
}

.rank-no {
  color: var(--wheat);
  font-family: var(--mono);
  font-weight: 700;
}

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

.rank-name a {
  color: var(--green-deep);
}

.rank-name a:hover {
  color: var(--wheat);
}

.rank-topic {
  min-width: 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.rank-status {
  color: var(--green);
  font-size: 13px;
  text-align: right;
}

.ranking-tail {
  margin: 14px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.ranking-tail a {
  color: var(--green);
  border-bottom: 1px solid var(--line-strong);
}

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

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

.aside-block h2 {
  margin: 0 0 10px;
  font-size: 18px;
}

.aside-block p {
  margin: 0 0 10px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

.rule-points {
  margin: 0 0 10px;
  padding-left: 20px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

.aside-note {
  margin: 0;
  font-size: 14px;
}

.aside-note a {
  color: var(--green);
  border-bottom: 1px solid var(--line-strong);
}

/* --------------------------------------------------------------------------
   8. pages —— 内页：条目字段
   -------------------------------------------------------------------------- */

.field-visual,
.field-dictionary,
.field-boundary,
.field-faq {
  margin-bottom: 40px;
}

.field-visual .section-title,
.field-dictionary .section-title,
.field-boundary .section-title,
.field-faq .section-title {
  margin: 0 0 8px;
}

.field-visual .field-figure {
  margin-top: 16px;
}

.field-table {
  margin: 0;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.field-table .field-row {
  display: grid;
  grid-template-columns: minmax(140px, 0.55fr) minmax(0, 2fr);
  gap: 20px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
}

.field-table .field-row:last-child {
  border-bottom: none;
}

.field-table .field-name {
  color: var(--green-deep);
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
}

.field-table .field-desc {
  min-width: 0;
}

.field-table .field-desc p {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.8;
}

.field-table .field-desc p:last-child {
  margin-bottom: 0;
}

.field-example {
  color: var(--ink-soft) !important;
  font-size: 13px !important;
  padding-left: 12px;
  border-left: 3px solid var(--wheat);
}

.boundary-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.boundary-col {
  min-width: 0;
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.boundary-in {
  border-top: 3px solid var(--green);
}

.boundary-out {
  border-top: 3px solid var(--wheat);
}

.boundary-title {
  margin: 0 0 12px;
  font-size: 17px;
}

.boundary-list {
  margin: 0;
  padding-left: 20px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

.faq-list {
  margin: 0;
}

/* --------------------------------------------------------------------------
   9. pages —— 内页：查阅路径
   -------------------------------------------------------------------------- */

.guide-steps,
.guide-habits,
.guide-feedback {
  margin-bottom: 40px;
}

.guide-steps h2,
.guide-habits h2,
.guide-feedback h2 {
  margin: 0 0 8px;
}

.guide-steps .step-list {
  margin-bottom: 0;
}

.guide-figure {
  margin-bottom: 40px;
}

.habit-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.habit-item {
  min-width: 0;
  padding: 20px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.habit-title {
  margin: 0 0 8px;
  font-size: 17px;
}

.habit-text {
  margin: 0 0 12px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

.habit-points {
  margin: 0;
  padding-left: 20px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

.feedback-panel {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.feedback-panel .feedback-item {
  min-width: 0;
  padding: 20px;
  background-color: var(--green-soft);
  border-left: 4px solid var(--green);
  border-radius: var(--radius);
}

.feedback-panel .feedback-title {
  margin: 0 0 8px;
  font-size: 16px;
}

.feedback-panel .feedback-text {
  margin: 0;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.8;
}

.feedback-panel .feedback-text a {
  color: var(--green);
  border-bottom: 1px solid var(--line-strong);
}

/* --------------------------------------------------------------------------
   10. pages —— 404
   -------------------------------------------------------------------------- */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
}

.error-inner {
  width: 100%;
  max-width: 640px;
  padding: 32px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
}

.error-code {
  margin: 0 0 8px;
  color: var(--wheat);
  font-family: var(--mono);
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
}

.error-inner h1 {
  margin: 0 0 12px;
  font-size: 26px;
}

.error-text {
  margin: 0 0 16px;
  color: var(--ink-soft);
  line-height: 1.8;
}

.error-list {
  display: inline-block;
  margin: 0 0 20px;
  padding-left: 20px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
  text-align: left;
}

.error-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 24px;
  background-color: var(--green);
  color: #ffffff;
  border-radius: var(--radius);
  font-size: 15px;
}

.error-action:hover {
  background-color: var(--green-deep);
  color: #ffffff;
}

.error-links {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px dashed var(--line-strong);
  font-size: 14px;
}

.error-links span {
  margin-right: 10px;
  color: var(--ink-soft);
}

.error-links a {
  display: inline-block;
  margin: 6px 12px 0 0;
  color: var(--green);
  border-bottom: 1px solid var(--line-strong);
}

/* --------------------------------------------------------------------------
   11. responsive —— 960px / 640px 断点
   -------------------------------------------------------------------------- */

@media (max-width: 960px) {
  .header-inner {
    gap: 12px;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
    order: 3;
  }

  .site-nav {
    order: 4;
    flex: 1 1 100%;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0;
    border-top: 1px solid var(--line);
  }

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

  .nav-item {
    width: 100%;
  }

  .nav-item > a {
    padding: 12px 14px;
    min-height: 44px;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
  }

  .nav-item > a.is-current {
    background-color: var(--green-soft);
    border-bottom-color: var(--line);
  }

  .nav-panel {
    position: static;
    display: block;
    min-width: 0;
    padding: 8px 0 8px 16px;
    border: none;
    border-left: 3px solid var(--wheat);
    border-radius: 0;
    box-shadow: none;
  }

  .nav-panel a {
    min-height: 44px;
    display: flex;
    align-items: center;
  }

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

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

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

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

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

@media (max-width: 640px) {
  .site-notice {
    font-size: 12px;
    text-align: left;
  }

  .site-main {
    padding: 20px 16px 40px;
  }

  h1,
  .hero-title,
  .page-title {
    font-size: 26px;
  }

  h2,
  .section-title {
    font-size: 20px;
  }

  h3 {
    font-size: 16px;
  }

  .hero-report {
    padding: 18px;
  }

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

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .cover-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }

  .cover-card img {
    height: 140px;
  }

  .update-list .update-row,
  .rank-list .rank-row {
    grid-template-columns: 68px minmax(0, 1fr) 76px;
  }

  .update-list .update-tag,
  .rank-list .rank-tag {
    display: none;
  }

  .update-rows .update-row {
    grid-template-columns: minmax(0, 1fr) 84px;
    row-gap: 4px;
  }

  .update-rows .update-tag {
    grid-column: 1 / 2;
  }

  .update-rows .update-status {
    grid-column: 2 / 3;
    text-align: right;
  }

  .update-rows .update-link {
    grid-column: 1 / -1;
    text-align: left;
  }

  .ranking-row {
    grid-template-columns: 36px minmax(0, 1fr) 80px;
    row-gap: 4px;
  }

  .rank-topic {
    grid-column: 2 / 3;
  }

  .rank-status {
    grid-column: 3 / 4;
  }

  .field-table .field-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
    padding: 14px 16px;
  }

  .field-brief .field-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .error-inner {
    padding: 24px 18px;
  }

  .error-code {
    font-size: 32px;
  }
}