/* ==========================================================================
   天美蜜桃 · 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. base
   -------------------------------------------------------------------------- */

:root {
  --ink: #1c1a17;
  --ink-soft: #5c5750;
  --paper: #f6f2e9;
  --card: #ffffff;
  --peach: #d9704a;
  --pine: #3d5a4c;
  --line: #ddd5c6;

  --font-serif: "Songti SC", "SimSun", "STSong", "Noto Serif CJK SC", Georgia, serif;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", Arial, sans-serif;

  --wrap: 1120px;
  --main-col: 720px;
  --side-col: 320px;
  --gap: 48px;
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.9;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

p {
  margin: 0;
}

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

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

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

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

figure {
  margin: 0;
}

table {
  border-collapse: collapse;
  width: 100%;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.skip-link {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 200;
  padding: 10px 18px;
  background: var(--pine);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 14px;
  transform: translateY(-120%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
  color: #fff;
}

/* --------------------------------------------------------------------------
   2. layout
   -------------------------------------------------------------------------- */

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

.site-main {
  display: block;
}

.inner-main {
  padding-bottom: 72px;
}

/* 页头 */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
}

.brand {
  flex: none;
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
}

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

.primary-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: flex-end;
}

.primary-nav ul {
  display: flex;
  align-items: center;
  gap: 26px;
}

.primary-nav a {
  display: inline-block;
  padding: 4px 0;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink-soft);
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.primary-nav a:hover {
  color: var(--ink);
}

.primary-nav a.is-current {
  color: var(--ink);
  border-bottom-color: var(--peach);
}

.nav-toggle {
  display: none;
  flex: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 2px;
}

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

/* 面包屑与页面标题区 */

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
  height: 28px;
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 28px;
  color: var(--ink-soft);
}

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

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

.breadcrumb-sep {
  color: var(--line);
}

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

.page-header {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 16px 24px 0;
}

.page-title {
  font-size: 34px;
  line-height: 1.35;
}

.page-title-text {
  max-width: var(--wrap);
  margin: 0 auto;
}

.page-lead,
.page-lede {
  margin-top: 10px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* 两栏外壳 */

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, var(--main-col)) minmax(0, var(--side-col));
  gap: var(--gap);
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 32px 24px 0;
  align-items: start;
}

.main-column,
.layout-main,
.content-col {
  min-width: 0;
}

.side-column,
.layout-side,
.sidebar {
  min-width: 0;
}

/* 页脚 */

.site-footer {
  margin-top: 72px;
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding-top: 48px;
  padding-bottom: 40px;
}

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

.footer-logo {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
}

.footer-desc {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

.footer-col h2 {
  margin-bottom: 12px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--pine);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-col a {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink-soft);
}

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

.footer-bottom {
  border-top: 1px solid var(--line);
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 16px;
  padding-bottom: 16px;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   3. components
   -------------------------------------------------------------------------- */

/* 阅读进度条 */

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 300;
  width: 100%;
  height: 3px;
  background: transparent;
  pointer-events: none;
}

.reading-progress:not(.reading-progress-bar)::after {
  content: "";
  display: block;
  width: 100%;
  height: 3px;
  background: var(--peach);
  transform: scaleX(0);
  transform-origin: left center;
}

.reading-progress-bar {
  display: block;
  width: 0;
  height: 3px;
  background: var(--peach);
  transition: width 0.1s linear;
}

/* 期号徽标 */

.period-badge,
.issue-badge {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid var(--peach);
  border-radius: 2px;
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--peach);
  background: var(--paper);
}

/* 按钮 */

.btn-primary,
.btn-ghost,
.error-home,
.link-more,
.entry-link {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.6;
  color: var(--pine);
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.btn-primary {
  padding: 10px 22px;
  background: var(--peach);
  border: 1px solid var(--peach);
  border-radius: 2px;
  color: #fff;
}

.btn-primary:hover {
  background: #c25f3b;
  border-color: #c25f3b;
  color: #fff;
}

.btn-ghost {
  padding: 10px 22px;
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--ink);
}

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

.link-more:hover,
.entry-link:hover {
  color: var(--peach);
  border-bottom-color: var(--peach);
}

/* 模块标题 */

.section-head {
  margin-bottom: 28px;
}

.section-head h2 {
  font-size: 22px;
}

.section-head p,
.section-desc {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.section-intro {
  margin-bottom: 20px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.section-more {
  margin-top: 20px;
  font-family: var(--font-sans);
  font-size: 14px;
}

.section-more a {
  color: var(--pine);
  border-bottom: 1px solid transparent;
}

.section-more a:hover {
  color: var(--peach);
  border-bottom-color: var(--peach);
}

/* 通用条目链接 hover 下划线 */

.tag-entry a,
.topic-card a,
.related-card a,
.volume-links a,
.side-links a {
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.tag-entry a:hover,
.topic-card a:hover,
.related-card a:hover,
.volume-links a:hover,
.side-links a:hover {
  color: var(--peach);
  border-bottom-color: var(--peach);
}

/* 侧栏块 */

.side-block {
  padding: 20px 22px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.side-block + .side-block {
  margin-top: 24px;
}

.side-block h2 {
  margin-bottom: 12px;
  font-size: 17px;
  color: var(--pine);
}

.side-block p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.side-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.side-links a {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--pine);
}

/* 规则编号列表 */

.rule-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  counter-reset: rule;
}

.rule-list li {
  position: relative;
  padding-left: 26px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
  counter-increment: rule;
}

.rule-list li::before {
  content: counter(rule) ".";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--peach);
}

/* 顺序翻页 */

.pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.pager a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
  min-width: 0;
}

.pager a:hover {
  border-color: var(--peach);
}

.pager-next {
  text-align: right;
}

.pager-dir {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

.pager-title {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
}

.prev-next {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 48px;
}

.prev-next-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
  min-width: 0;
}

.prev-next-item:hover {
  border-color: var(--peach);
}

.prev-next-next {
  text-align: right;
}

.prev-next-dir {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

.prev-next-title {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
}

/* 相关内容窄栏 */

.related-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
  max-width: var(--wrap);
  margin: 40px auto 0;
  padding: 16px 24px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-family: var(--font-sans);
  font-size: 14px;
}

.related-links-label {
  color: var(--ink-soft);
}

.related-links-item {
  color: var(--pine);
  border-bottom: 1px solid transparent;
}

.related-links-item:hover {
  color: var(--peach);
  border-bottom-color: var(--peach);
}

/* --------------------------------------------------------------------------
   4. pages
   -------------------------------------------------------------------------- */

/* ---- 首页 ---- */

.hero {
  padding: 48px 0 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 48px;
  align-items: start;
}

.hero-cover {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 10px;
}

.hero-cover img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 2px;
}

.hero-cover .period-badge {
  position: absolute;
  left: 20px;
  top: 20px;
  background: var(--paper);
}

.hero-intro {
  min-width: 0;
  padding-top: 8px;
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--pine);
}

.hero-intro h1 {
  margin-top: 12px;
  font-size: 40px;
  line-height: 1.3;
}

.lead {
  margin-top: 16px;
  font-size: 17px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.hero-note {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

/* 期号条 */

.issue-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
}

.issue-list {
  display: flex;
  gap: 28px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.issue-list li {
  flex: none;
}

.issue-list a {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 132px;
  padding-right: 28px;
  border-right: 1px solid var(--line);
}

.issue-list li:last-child a {
  border-right: 0;
  padding-right: 0;
}

.issue-no {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--peach);
}

.issue-title {
  font-size: 15px;
  color: var(--ink);
}

.issue-list a:hover .issue-title {
  color: var(--peach);
}

/* 主打连载速览 */

.serial-brief,
.tag-aggregate,
.topic-preview,
.notes-brief {
  padding: 56px 0 0;
}

.brief-grid {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.brief-cover {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 8px;
}

.brief-cover img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 2px;
}

.brief-cover figcaption {
  margin-top: 8px;
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.brief-specs {
  margin: 0;
  border-top: 1px solid var(--line);
}

.spec-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.spec-row dt {
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--pine);
}

.spec-row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

/* 标签聚合 */

.tag-definition {
  padding: 20px 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--pine);
  border-radius: 2px;
}

.tag-definition h3 {
  font-size: 17px;
  color: var(--pine);
}

.tag-definition p {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.tag-entries {
  margin-top: 8px;
}

.tag-entry {
  display: grid;
  grid-template-columns: 4px minmax(0, 1fr);
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.tag-bar {
  display: block;
  background: var(--pine);
  border-radius: 2px;
}

.tag-entry-body {
  min-width: 0;
}

.tag-entry-body h3 {
  font-size: 17px;
}

.tag-entry-body p {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.tag-entry-body a {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--pine);
}

/* 专题预览 */

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

.topic-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.topic-card .topic-figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 2px;
}

.topic-card h3 {
  margin-top: 14px;
  font-size: 17px;
}

.topic-card p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.topic-card a {
  margin-top: 14px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--pine);
}

/* 连载体例摘要 */

.notes-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.notes-col {
  min-width: 0;
  padding: 22px 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.notes-col h3 {
  font-size: 17px;
  color: var(--pine);
}

.notes-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
}

.notes-col li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.notes-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  background: var(--peach);
  border-radius: 1px;
}

/* 完结归档入口条 */

.archive-strip {
  margin-top: 56px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
}

.archive-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.archive-strip-text {
  min-width: 0;
}

.archive-strip-text h2 {
  font-size: 20px;
}

.archive-strip-text p {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---- 卷期总览 ---- */

.volume-list {
  padding-top: 8px;
}

.volume-list > h2 {
  font-size: 22px;
}

.volume-item {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 28px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.volume-cover {
  position: relative;
  min-width: 0;
}

.volume-cover figure {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 6px;
}

.volume-cover img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 2px;
}

.volume-cover .issue-badge {
  position: absolute;
  left: 10px;
  top: 10px;
  background: var(--paper);
}

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

.volume-body h3 {
  font-size: 19px;
}

.volume-date {
  margin-top: 4px;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink-soft);
}

.volume-desc {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.volume-body .chapter-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 14px;
}

.volume-body .chapter-list li {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.volume-links {
  margin-top: 14px;
  font-family: var(--font-sans);
  font-size: 14px;
}

.volume-links a {
  color: var(--pine);
}

/* ---- 连载详情 ---- */

.page-head {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 12px 24px 0;
}

.page-head-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.page-head-text {
  min-width: 0;
}

.page-head .issue-badge {
  flex: none;
}

.page-head .page-lead {
  max-width: 100%;
}

.serial-media,
.serial-spec,
.serial-chapters,
.serial-related {
  padding-top: 8px;
}

.serial-media + .serial-spec,
.serial-spec + .serial-chapters,
.serial-chapters + .serial-related {
  margin-top: 48px;
}

.module-title {
  font-size: 22px;
}

.module-desc {
  margin-top: 8px;
  margin-bottom: 20px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.media-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.media-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 8px;
}

.media-item img {
  width: 100%;
  object-fit: cover;
  border-radius: 2px;
}

.media-cover img {
  aspect-ratio: 3 / 4;
  max-height: 460px;
}

.media-scene img {
  aspect-ratio: 16 / 9;
}

.media-item figcaption {
  margin-top: 8px;
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.table-scroll {
  overflow-x: auto;
}

.spec-table {
  font-size: 14px;
  line-height: 1.7;
  background: var(--card);
  border: 1px solid var(--line);
}

.spec-table caption {
  padding: 10px 0;
  font-family: var(--font-sans);
  font-size: 13px;
  text-align: left;
  color: var(--ink-soft);
  caption-side: top;
}

.spec-table thead th {
  padding: 10px 12px;
  background: var(--pine);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-align: left;
  border: 1px solid var(--pine);
}

.spec-table tbody th,
.spec-table tbody td {
  padding: 10px 12px;
  border: 1px solid var(--line);
  vertical-align: top;
  color: var(--ink);
}

.spec-table tbody th {
  font-weight: 700;
  background: var(--paper);
  white-space: nowrap;
}

.spec-table tbody td:nth-child(2),
.spec-table tbody td:nth-child(3) {
  white-space: nowrap;
}

.spec-table tbody td:last-child {
  color: var(--ink-soft);
}

.serial-chapters .chapter-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  counter-reset: chapter;
}

.chapter-item {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

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

.chapter-item h3 {
  font-size: 17px;
}

.chapter-item p {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.chapter-item .chapter-hint {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--pine);
}

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

.related-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.related-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 2px;
}

.related-card h3 {
  margin-top: 12px;
  font-size: 16px;
}

.related-tags {
  margin-top: 6px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

.related-card a {
  margin-top: 10px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--pine);
}

/* ---- 标签索引 ---- */

.page-title {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

.tag-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px;
  max-width: var(--wrap);
  margin: 32px auto 0;
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--pine);
  border-radius: 2px;
}

.tag-intro-define {
  min-width: 0;
}

.tag-intro-define h2 {
  font-size: 20px;
  color: var(--pine);
}

.tag-intro-define p {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.tag-intro-guide {
  min-width: 0;
}

.tag-intro-guide h2 {
  font-size: 17px;
}

.tag-intro-guide ol {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
  counter-reset: guide;
}

.tag-intro-guide li {
  position: relative;
  padding-left: 24px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
  counter-increment: guide;
}

.tag-intro-guide li::before {
  content: counter(guide) ".";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--peach);
}

.tag-intro-cross {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.tag-block {
  max-width: var(--wrap);
  margin: 48px auto 0;
  padding: 0 24px;
}

.tag-block-head {
  margin-bottom: 16px;
}

.tag-block-head h2 {
  font-size: 22px;
  color: var(--pine);
}

.tag-block-def {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.tag-block-media {
  margin-bottom: 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 8px;
}

.tag-block-media img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border-radius: 2px;
}

.tag-block-media figcaption {
  margin-top: 8px;
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.tag-block .tag-entries {
  display: flex;
  flex-direction: column;
  margin-top: 0;
}

.tag-block .tag-entry {
  display: block;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.tag-block .tag-entry:first-child {
  border-top: 1px solid var(--line);
}

.tag-block .tag-entry h3 {
  font-size: 17px;
}

.tag-block .tag-entry h3 a {
  color: var(--ink);
}

.tag-block .tag-entry h3 a:hover {
  color: var(--peach);
}

.tag-block .tag-entry p {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.tag-block .tag-entry .entry-link {
  margin-top: 8px;
  font-size: 14px;
  color: var(--pine);
}

.tag-pager {
  max-width: var(--wrap);
  margin: 48px auto 0;
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.tag-pager-note {
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.tag-pager ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.tag-pager li {
  min-width: 44px;
  text-align: center;
}

.tag-pager li span {
  display: inline-block;
  min-width: 44px;
  padding: 6px 12px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.tag-pager-path {
  margin-top: 14px;
  font-family: var(--font-sans);
  font-size: 14px;
}

.tag-pager-path a {
  color: var(--pine);
  border-bottom: 1px solid transparent;
}

.tag-pager-path a:hover {
  color: var(--peach);
  border-bottom-color: var(--peach);
}

/* ---- 专题策划 ---- */

.page-head.wrap {
  padding-top: 12px;
}

.page-head.wrap .page-head-inner,
.page-head.wrap {
  display: block;
}

.issue-badge-head {
  margin-top: 12px;
}

.topics-overview {
  padding-top: 40px;
}

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

.topic-grid .topic-card {
  padding: 14px;
}

.topic-name {
  margin-top: 14px;
  font-size: 18px;
}

.topic-reason {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.topic-card .link-more {
  margin-top: 14px;
  color: var(--pine);
}

.topic-detail {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.topic-detail-head {
  margin-bottom: 18px;
}

.topic-label {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--peach);
}

.topic-detail-head h2 {
  margin-top: 6px;
  font-size: 24px;
}

.topic-detail-body {
  max-width: 760px;
}

.topic-detail-body p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
}

.topic-detail-body p + p {
  margin-top: 12px;
}

.topic-order {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

.topic-order li {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.order-step {
  display: inline-block;
  min-width: 68px;
  margin-right: 12px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--pine);
}

.topic-tags,
.topic-issue {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  margin-top: 16px;
  font-family: var(--font-sans);
  font-size: 14px;
}

.topic-tags a,
.topic-issue a {
  padding: 2px 10px;
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--pine);
}

.topic-tags a:hover,
.topic-issue a:hover {
  border-color: var(--peach);
  color: var(--peach);
}

.past-topics {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.past-topic-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.past-topic-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.past-topic-list a:hover {
  border-color: var(--peach);
}

.past-issue {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--peach);
}

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

.past-note {
  margin-top: 18px;
  font-family: var(--font-sans);
  font-size: 14px;
}

.past-note a {
  color: var(--pine);
  border-bottom: 1px solid transparent;
}

.past-note a:hover {
  color: var(--peach);
  border-bottom-color: var(--peach);
}

/* ---- 连载体例 ---- */

.layout-shell {
  padding-top: 32px;
}

.notes-faq h2,
.notes-example h2 {
  font-size: 22px;
}

.faq-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.faq-item + .faq-item {
  margin-top: 12px;
}

.faq-item summary {
  position: relative;
  display: block;
  padding: 16px 44px 16px 20px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.faq-item summary::after {
  content: "";
  position: absolute;
  right: 20px;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -6px;
  border-right: 2px solid var(--pine);
  border-bottom: 2px solid var(--pine);
  transform: rotate(45deg);
  transition: transform 0.2s ease, margin-top 0.2s ease;
}

.faq-item[open] summary::after {
  margin-top: -2px;
  transform: rotate(-135deg);
}

.faq-body {
  padding: 0 20px 18px;
  border-top: 1px solid var(--line);
}

.faq-body p {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.notes-example {
  margin-top: 48px;
}

.example-figure {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 8px;
}

.example-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 2px;
}

.example-figure figcaption {
  margin-top: 8px;
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.speed-list {
  margin: 0;
}

.speed-item {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

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

.speed-item dt {
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--pine);
}

.speed-item dd {
  margin: 4px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.errata-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  counter-reset: errata;
}

.errata-list li {
  position: relative;
  padding-left: 24px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
  counter-increment: errata;
}

.errata-list li::before {
  content: counter(errata) ".";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--peach);
}

/* ---- 完结归档 ---- */

.page-head {
  display: block;
}

.filter-bar {
  max-width: var(--wrap);
  margin: 32px auto 0;
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.filter-title {
  font-size: 20px;
}

.filter-note {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.filter-group {
  margin-top: 18px;
}

.filter-label {
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--pine);
}

.filter-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.filter-links a {
  display: inline-block;
  padding: 5px 12px;
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.filter-links a:hover {
  border-color: var(--peach);
  color: var(--peach);
}

.filter-hint {
  margin-top: 16px;
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--paper);
  border-left: 3px solid var(--peach);
}

.filter-hint[hidden] {
  display: none;
}

.archive-years {
  max-width: var(--wrap);
  margin: 48px auto 0;
  padding: 0 24px;
}

.archive-years > h2 {
  font-size: 22px;
}

.archive-year + .archive-year {
  margin-top: 40px;
}

.year-title {
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-size: 19px;
  color: var(--pine);
}

.archive-list {
  display: flex;
  flex-direction: column;
}

.archive-item {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.archive-thumb {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 4px;
}

.archive-thumb img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 2px;
}

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

.archive-body h4 {
  font-size: 17px;
}

.archive-tags {
  margin-top: 4px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--pine);
}

.archive-desc {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.archive-years + .pager,
.page-archive .pager {
  max-width: var(--wrap);
  margin: 48px auto 0;
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.pager-current {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.pager-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.pager-links a {
  display: inline-block;
  min-width: 44px;
  padding: 6px 14px;
  font-family: var(--font-sans);
  font-size: 14px;
  text-align: center;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.pager-links a:hover {
  border-color: var(--peach);
  color: var(--peach);
}

.pager-links a.is-current {
  color: #fff;
  background: var(--pine);
  border-color: var(--pine);
}

/* ---- 404 ---- */

.error-main {
  padding: 72px 0 24px;
}

.error-inner {
  max-width: 720px;
}

.error-code {
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--peach);
}

.error-main h1 {
  margin-top: 10px;
  font-size: 34px;
}

.error-lead {
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-soft);
}

.error-actions {
  margin-top: 24px;
}

.error-home {
  padding: 10px 22px;
  color: #fff;
  background: var(--peach);
  border: 1px solid var(--peach);
  border-radius: 2px;
}

.error-home:hover {
  color: #fff;
  background: #c25f3b;
  border-color: #c25f3b;
}

.error-paths {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.error-paths h2 {
  font-size: 20px;
}

.error-paths ul {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 14px;
}

.error-paths a {
  display: inline-block;
  padding: 8px 16px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.error-paths a:hover {
  border-color: var(--peach);
  color: var(--peach);
}

/* --------------------------------------------------------------------------
   5. responsive
   -------------------------------------------------------------------------- */

@media (max-width: 960px) {
  .page-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 40px;
  }

  .page-title {
    font-size: 28px;
  }

  .hero-grid {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 32px;
  }

  .hero-intro h1 {
    font-size: 32px;
  }

  .brief-grid {
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 28px;
  }

  .topic-columns,
  .topic-grid,
  .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

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

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  .wrap,
  .header-inner,
  .breadcrumb,
  .page-header,
  .page-head,
  .tag-block,
  .archive-years {
    padding-left: 16px;
    padding-right: 16px;
  }

  .page-title {
    padding-left: 16px;
    padding-right: 16px;
  }

  .header-inner {
    height: 56px;
  }

  .brand {
    font-size: 19px;
  }

  .nav-toggle {
    display: flex;
  }

  .primary-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: none;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }

  .primary-nav.is-open {
    display: block;
  }

  .primary-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 16px 16px;
  }

  .primary-nav a {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding: 0 4px;
    border-bottom: 1px solid var(--line);
  }

  .primary-nav a.is-current {
    border-bottom-color: var(--line);
    color: var(--peach);
  }

  .breadcrumb {
    height: 28px;
    font-size: 12px;
  }

  .page-header {
    padding-top: 12px;
  }

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

  .page-lead,
  .page-lede {
    font-size: 15px;
  }

  .hero {
    padding: 32px 0 40px;
  }

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

  .hero-cover {
    max-width: 300px;
  }

  .hero-intro h1 {
    font-size: 28px;
  }

  .lead {
    font-size: 16px;
  }

  .hero-actions {
    gap: 12px;
  }

  .btn-primary,
  .btn-ghost {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
  }

  .issue-list {
    gap: 18px;
  }

  .issue-list a {
    min-width: 116px;
    padding-right: 18px;
  }

  .serial-brief,
  .tag-aggregate,
  .topic-preview,
  .notes-brief {
    padding-top: 40px;
  }

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

  .brief-cover {
    max-width: 220px;
  }

  .spec-row {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 14px;
  }

  .tag-entry {
    grid-template-columns: 3px minmax(0, 1fr);
    gap: 14px;
    padding: 18px 0;
  }

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

  .archive-strip-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .archive-strip .btn-ghost {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
  }

  .page-layout {
    padding: 24px 16px 0;
    gap: 32px;
  }

  .volume-item {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 18px;
    padding: 22px 0;
  }

  .page-head {
    padding-top: 8px;
  }

  .page-head-inner {
    flex-direction: column;
    gap: 12px;
  }

  .module-title,
  .section-head h2,
  .volume-list > h2,
  .notes-faq h2,
  .notes-example h2,
  .archive-years > h2,
  .tag-block-head h2 {
    font-size: 19px;
  }

  .serial-media + .serial-spec,
  .serial-spec + .serial-chapters,
  .serial-chapters + .serial-related {
    margin-top: 32px;
  }

  .media-cover img {
    max-height: 380px;
  }

  .spec-table {
    min-width: 520px;
  }

  .tag-intro {
    margin: 24px 16px 0;
    padding: 18px;
  }

  .tag-block {
    margin-top: 36px;
  }

  .tag-block-media img {
    aspect-ratio: 16 / 9;
  }

  .tag-pager {
    margin: 36px 16px 0;
    padding: 18px;
  }

  .topics-overview {
    padding-top: 28px;
  }

  .topic-detail {
    margin-top: 40px;
    padding-top: 24px;
  }

  .topic-detail-head h2 {
    font-size: 20px;
  }

  .topic-detail-body p {
    font-size: 15px;
  }

  .order-step {
    display: block;
    margin: 0 0 4px;
  }

  .past-topics {
    margin-top: 40px;
    padding-top: 24px;
  }

  .past-topic-list {
    gap: 10px;
  }

  .past-topic-list a {
    min-height: 44px;
  }

  .faq-item summary {
    padding: 14px 40px 14px 16px;
    font-size: 15px;
  }

  .faq-body {
    padding: 0 16px 16px;
  }

  .filter-bar {
    margin: 24px 16px 0;
    padding: 18px;
  }

  .filter-links a {
    min-height: 36px;
    display: inline-flex;
    align-items: center;
  }

  .archive-years {
    margin-top: 36px;
  }

  .archive-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .archive-thumb {
    max-width: 120px;
  }

  .page-archive .pager,
  .archive-years + .pager {
    margin: 36px 16px 0;
    padding: 18px;
  }

  .pager,
  .prev-next {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .pager-next,
  .prev-next-next {
    text-align: left;
  }

  .pager a,
  .prev-next-item {
    min-height: 44px;
  }

  .related-links {
    margin-top: 32px;
    padding: 14px 16px;
  }

  .error-main {
    padding: 48px 0 16px;
  }

  .error-main h1 {
    font-size: 26px;
  }

  .footer-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    padding-top: 36px;
    padding-bottom: 28px;
  }

  .footer-col a {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
  }

  .footer-bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}