/* ==========================================================================
   抖漫 · 全站样式表
   版本：1.0
   说明：本样式表覆盖整站全部页面，按 base / layout / components / pages / responsive 分组。
   ========================================================================== */

/* ==========================================================================
   Base — 基础变量、重置、全局字体与颜色
   ========================================================================== */

:root {
  --color-primary: #0f766e;
  --color-primary-dark: #115e59;
  --color-primary-light: #e0f2f1;
  --color-accent: #f97316;
  --color-accent-dark: #ea580c;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-bg: #f8fafc;
  --color-white: #ffffff;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;

  --container-width: 1200px;
  --container-narrow: 760px;
  --header-height: 68px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 8px;
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 8px 24px rgba(15, 23, 42, 0.1);
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

img {
  object-fit: cover;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
}

h1 {
  font-size: 32px;
}

h2 {
  font-size: 22px;
}

h3 {
  font-size: 18px;
}

p {
  margin-bottom: 1em;
}

p:last-child {
  margin-bottom: 0;
}

figure {
  margin: 0;
}

figcaption {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* 屏幕阅读器专用 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ==========================================================================
   Layout — 全站骨架：页头、页脚、主容器、面包屑
   ========================================================================== */

/* --- 站点页头 --- */
.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border-light);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

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

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-shrink: 0;
  line-height: 1.2;
}

.brand-name {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.brand-tag {
  font-size: 13px;
  color: var(--color-text-light);
  font-weight: 400;
  white-space: nowrap;
}

/* 导航按钮：桌面隐藏 */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.nav-toggle:hover {
  background-color: var(--color-primary-light);
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 主导航 */
.site-nav {
  display: block;
}

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

.nav-list li {
  position: relative;
}

.nav-list a {
  display: block;
  padding: 8px 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
}

.nav-list a:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.nav-list a.is-current {
  color: var(--color-primary);
  font-weight: 600;
  background-color: var(--color-primary-light);
}

/* --- 站点主内容 --- */
.site-main {
  min-height: 60vh;
}

.home-main {
  width: 100%;
}

.inner-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 24px 64px;
}

/* --- 面包屑 --- */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 28px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border-light);
}

.breadcrumb a {
  color: var(--color-text-light);
  transition: color var(--transition-fast);
}

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

.breadcrumb-sep {
  color: var(--color-border);
  user-select: none;
}

.breadcrumb-current {
  color: var(--color-text);
  font-weight: 500;
}

/* --- 内页标题区 --- */
.page-header {
  margin-bottom: 36px;
}

.page-title {
  font-size: 30px;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 10px;
  line-height: 1.3;
}

.page-description {
  font-size: 16px;
  color: var(--color-text-light);
  max-width: 720px;
  line-height: 1.7;
  margin-bottom: 0;
}

/* --- 站点页脚 --- */
.site-footer {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border-light);
  margin-top: auto;
}

.footer-layout {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 24px 32px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 40px;
}

.footer-brand-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.footer-brand-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0;
}

.footer-col-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 14px;
}

.footer-link-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-link-list a {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  display: inline-block;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-link-list a:hover {
  color: var(--color-primary);
  transform: translateX(2px);
}

.footer-note {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border-light);
}

.footer-bottom {
  border-top: 1px solid var(--color-border-light);
  background-color: var(--color-bg);
}

.copyright {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 16px 24px;
  font-size: 13px;
  color: var(--color-text-light);
  text-align: center;
}

/* ==========================================================================
   Components — 通用组件：按钮、卡片、分段控件、榜单、步骤、FAQ、批次等
   ========================================================================== */

/* --- 按钮 --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), color var(--transition-fast),
    box-shadow var(--transition-fast), transform var(--transition-fast);
  min-height: 44px;
  line-height: 1.4;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

/* --- 卡片链接 --- */
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.card-link:hover {
  color: var(--color-accent);
  gap: 6px;
}

/* --- 区块标题 --- */
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
}

.section-more {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
  white-space: nowrap;
}

.section-more:hover {
  color: var(--color-accent);
}

.section-lead {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 24px;
  max-width: 720px;
}

.section-intro {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 24px;
  max-width: 720px;
}

/* --- 分段控件（作品库、排行榜） --- */
.view-switch,
.segment-control {
  display: inline-flex;
  background-color: var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 2px;
  margin-bottom: 32px;
}

.view-switch-btn,
.segment-btn {
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-light);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

.view-switch-btn:hover,
.segment-btn:hover {
  color: var(--color-primary);
  background-color: rgba(255, 255, 255, 0.6);
}

.view-switch-btn.is-active,
.segment-btn.is-active {
  background-color: var(--color-white);
  color: var(--color-primary);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

/* --- 作品封面卡 --- */
.work-card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.work-cover {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background-color: var(--color-primary-light);
}

.work-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

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

.work-info {
  padding: 14px 16px 16px;
}

.work-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
  line-height: 1.4;
}

.work-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  padding: 3px 10px;
  border-radius: 20px;
  line-height: 1.5;
}

/* --- 作品紧凑列表 --- */
.work-list-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border-light);
  transition: background-color var(--transition-fast);
}

.work-list-item:last-child {
  border-bottom: none;
}

.work-list-item:hover {
  background-color: var(--color-border-light);
}

.work-list-thumb {
  width: 64px;
  height: 84px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  background-color: var(--color-primary-light);
}

.work-list-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.work-list-info {
  min-width: 0;
}

.work-list-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
  line-height: 1.4;
}

/* --- 封面卡（首页） --- */
.cover-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.cover-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.cover-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  padding: 10px 12px 4px;
  line-height: 1.4;
}

.cover-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  padding: 2px 8px;
  border-radius: 20px;
  margin: 0 12px 10px;
  line-height: 1.5;
}

/* --- 题材标签 --- */
.genre-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform var(--transition-base), box-shadow var(--transition-base),
    border-color var(--transition-fast);
}

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

.genre-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary);
}

.genre-guide {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0;
  flex-grow: 1;
}

.genre-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 4px;
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.genre-link:hover {
  color: var(--color-accent);
  gap: 6px;
}

/* --- 榜单条目 --- */
.ranking-list {
  display: flex;
  flex-direction: column;
}

.ranking-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border-light);
  transition: background-color var(--transition-fast);
}

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

.ranking-item:hover {
  background-color: var(--color-border-light);
}

.ranking-num {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-text-light);
  width: 36px;
  flex-shrink: 0;
  text-align: center;
  line-height: 1.4;
}

.ranking-item:nth-child(1) .ranking-num,
.ranking-item:nth-child(2) .ranking-num,
.ranking-item:nth-child(3) .ranking-num {
  color: var(--color-accent);
}

.ranking-media {
  width: 48px;
  height: 64px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  background-color: var(--color-primary-light);
}

.ranking-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ranking-info {
  min-width: 0;
  flex: 1;
}

.ranking-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
  line-height: 1.4;
}

.ranking-genre {
  font-size: 13px;
  color: var(--color-text-light);
}

.rank-num {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-accent);
  width: 32px;
  flex-shrink: 0;
  text-align: center;
}

.rank-tag {
  font-size: 13px;
  color: var(--color-text-light);
  margin-left: auto;
  flex-shrink: 0;
}

/* --- 步骤块（首页与阅读说明共用，使用父级限定） --- */
.path-step,
.step-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.path-step:hover,
.step-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.step-num,
.step-number {
  display: inline-block;
  font-size: 28px;
  font-weight: 800;
  color: var(--color-accent);
  margin-bottom: 12px;
  line-height: 1.2;
}

.step-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}

.step-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 14px;
}

.step-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.step-link:hover {
  color: var(--color-accent);
  gap: 6px;
}

/* --- FAQ 折叠项 --- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--color-primary);
}

.faq-item[open] {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.faq-item summary {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: color var(--transition-fast);
}

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

.faq-item summary::after {
  content: "+";
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item summary:hover {
  color: var(--color-primary);
}

.faq-item p {
  padding: 0 20px 16px;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* --- 批次分组（最近更新页） --- */
.batch-group {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border-light);
}

.batch-group:last-child {
  border-bottom: none;
}

.batch-meta {
  padding-top: 4px;
}

.batch-label {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
  line-height: 1.4;
}

.batch-note {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 0;
}

.batch-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.batch-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.batch-item:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary);
}

.batch-thumb {
  width: 44px;
  height: 58px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  background-color: var(--color-primary-light);
}

.batch-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.batch-info {
  flex: 1;
  min-width: 0;
}

.batch-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: 2px;
}

.batch-genre {
  font-size: 13px;
  color: var(--color-text-light);
}

.batch-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  flex-shrink: 0;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.batch-link:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* --- 通用链接列表 --- */
.link-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.link-list a {
  font-size: 14px;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.link-list a::before {
  content: "›";
  font-size: 16px;
  color: var(--color-accent);
  font-weight: 700;
}

.link-list a:hover {
  color: var(--color-accent);
  gap: 8px;
}

/* --- 内联图文（说明类页面） --- */
.content-media {
  margin: 20px 0;
}

.content-media-inline {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 12px 16px;
}

.content-media-inline img {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}

.content-media-inline figcaption {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* --- 关于页列表 --- */
.about-list {
  list-style: disc;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.about-list li {
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.7;
}

/* ==========================================================================
   Pages — 首页
   ========================================================================== */

/* --- 首屏 Hero --- */
.home-hero {
  background-color: var(--color-primary-light);
  border-bottom: 1px solid var(--color-border-light);
}

.hero-layout {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 24px 56px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero-copy {
  padding-right: 8px;
}

.hero-title {
  font-size: 34px;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: 16px;
}

.hero-lead {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 28px;
  max-width: 520px;
}

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

.hero-media {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-figure {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background-color: var(--color-white);
}

.hero-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.hero-updates {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
}

.hero-updates-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-updates-title::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-accent);
  flex-shrink: 0;
}

.hero-update-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hero-update-list li {
  font-size: 14px;
  color: var(--color-text);
  padding-left: 14px;
  position: relative;
  line-height: 1.6;
}

.hero-update-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-accent);
}

/* --- 站点摘要条 --- */
.site-summary {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border-light);
}

.summary-text {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 20px 24px;
  font-size: 15px;
  color: var(--color-text);
  text-align: center;
  line-height: 1.7;
}

/* --- 关键信息卡 --- */
.key-info-section {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 56px 24px 24px;
}

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

.info-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.info-card-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary);
}

.info-card-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  flex-grow: 1;
  margin-bottom: 0;
}

.info-card .card-link {
  align-self: flex-start;
}

/* --- 作品封面墙 --- */
.cover-wall-section {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 24px 24px;
}

.cover-wall {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.cover-group {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  align-items: start;
}

.cover-group-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
  padding-top: 4px;
  line-height: 1.4;
}

.cover-pair {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

/* --- 榜单速览 --- */
.ranking-preview-section {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.ranking-layout {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 24px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: start;
}

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

.ranking-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border-light);
}

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

.ranking-list a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.ranking-list a:hover {
  color: var(--color-primary);
}

.ranking-note {
  background-color: var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 24px;
}

.note-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.note-text {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 16px;
}

.ranking-note .card-link {
  align-self: flex-start;
}

/* --- 使用路径 --- */
.path-section {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 56px 24px 64px;
}

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

.path-more {
  margin-top: 32px;
  text-align: center;
}

.path-more-text {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.7;
  display: inline-flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.path-more-text a {
  font-weight: 600;
  color: var(--color-primary);
  transition: color var(--transition-fast);
}

.path-more-text a:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   Pages — 内页
   ========================================================================== */

/* --- 作品库页 --- */
.page-works .view-switch {
  margin-bottom: 32px;
}

.works-section {
  margin-bottom: 40px;
}

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

.works-list {
  display: flex;
  flex-direction: column;
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 0 20px;
}

.works-note {
  background-color: var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-top: 40px;
}

.works-note p {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 0;
}

.works-note a {
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 4px;
}

.works-note a:hover {
  color: var(--color-accent);
}

/* --- 题材分类页 --- */
.page-genres .genre-grid-section {
  margin-bottom: 40px;
}

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

.genre-tip,
.genre-path {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
}

.tip-title,
.path-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.tip-text,
.path-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0;
}

.tip-text a,
.path-text a {
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 4px;
}

.tip-text a:hover,
.path-text a:hover {
  color: var(--color-accent);
}

/* --- 最近更新页 --- */
.page-updates .update-batches {
  margin-bottom: 40px;
}

.update-note {
  background-color: var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 40px;
}

.update-note p {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 0;
}

.update-note a {
  font-weight: 600;
  color: var(--color-primary);
}

.update-note a:hover {
  color: var(--color-accent);
}

.related-links {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 24px;
}

/* --- 排行榜页 --- */
.page-ranking .ranking-switch {
  margin-bottom: 32px;
}

.ranking-panels {
  margin-bottom: 40px;
}

.ranking-panel {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 8px 24px;
}

.ranking-note {
  background-color: var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 24px;
}

.ranking-note p {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 0;
}

.ranking-note p + p {
  margin-top: 10px;
}

/* --- 阅读说明页 --- */
.page-reading-guide .guide-section {
  margin-bottom: 40px;
}

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

.notice-section {
  background-color: var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 24px;
}

.notice-section p {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 0;
}

/* --- 关于本站页 --- */
.page-about .about-section {
  background-color: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 28px;
  margin-bottom: 24px;
}

.about-section h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 14px;
}

.about-section p {
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 12px;
}

.about-section p:last-child {
  margin-bottom: 0;
}

.about-related {
  background-color: var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-top: 32px;
}

.related-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.related-links a {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition-fast), gap var(--transition-fast);
}

.related-links a::before {
  content: "›";
  font-size: 16px;
  color: var(--color-accent);
  font-weight: 700;
}

.related-links a:hover {
  color: var(--color-accent);
  gap: 8px;
}

/* ==========================================================================
   Pages — 404 页
   ========================================================================== */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 48px 24px;
}

.error-section {
  text-align: center;
  max-width: 520px;
  width: 100%;
}

.error-code {
  font-size: 72px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 16px;
}

.error-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
}

.error-desc {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 28px;
}

.error-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.error-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  color: var(--color-white);
  min-height: 44px;
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.error-btn:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.error-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  min-height: 44px;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.error-link:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

/* ==========================================================================
   Responsive — 响应式断点
   ========================================================================== */

/* --- 平板：≤1024px --- */
@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .hero-title {
    font-size: 30px;
  }

  .works-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .genre-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cover-group {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .cover-group-title {
    padding-top: 0;
  }
}

/* --- 手机：≤768px --- */
@media (max-width: 768px) {
  :root {
    --header-height: 60px;
  }

  h1 {
    font-size: 26px;
  }

  h2 {
    font-size: 20px;
  }

  .header-inner {
    padding: 0 16px;
    gap: 12px;
  }

  .brand-tag {
    display: none;
  }

  .brand-name {
    font-size: 20px;
  }

  /* 移动导航 */
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-md);
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0;
  }

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

  .nav-list li {
    width: 100%;
  }

  .nav-list a {
    padding: 14px 24px;
    border-radius: 0;
    font-size: 16px;
    border-left: 3px solid transparent;
  }

  .nav-list a.is-current {
    border-left-color: var(--color-primary);
    background-color: var(--color-primary-light);
  }

  .inner-main {
    padding: 24px 16px 48px;
  }

  .breadcrumb {
    margin-bottom: 20px;
    font-size: 13px;
  }

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

  .page-description {
    font-size: 15px;
  }

  /* 首页 Hero */
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 32px 16px 40px;
  }

  .hero-copy {
    padding-right: 0;
  }

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

  .hero-lead {
    font-size: 15px;
    margin-bottom: 20px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .hero-actions .btn {
    width: 100%;
  }

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

  /* 首页摘要 */
  .summary-text {
    padding: 16px;
    font-size: 14px;
  }

  /* 关键信息卡 */
  .key-info-section {
    padding: 40px 16px 16px;
  }

  .key-info-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  /* 封面墙 */
  .cover-wall-section {
    padding: 32px 16px 16px;
  }

  .cover-pair {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  /* 榜单速览 */
  .ranking-layout {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 32px 16px;
  }

  .ranking-note {
    padding: 20px;
  }

  /* 使用路径 */
  .path-section {
    padding: 40px 16px 48px;
  }

  .path-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .path-more-text {
    flex-direction: column;
    gap: 4px;
  }

  /* 页脚 */
  .footer-layout {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 16px 24px;
  }

  .footer-bottom .copyright {
    padding: 14px 16px;
    font-size: 12px;
  }

  /* 作品库 */
  .works-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .view-switch,
  .segment-control {
    width: 100%;
  }

  .view-switch-btn,
  .segment-btn {
    flex: 1;
    padding: 10px 12px;
    font-size: 13px;
  }

  .works-note {
    padding: 20px;
  }

  /* 题材分类 */
  .genre-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .genre-tip,
  .genre-path {
    padding: 20px;
  }

  /* 最近更新 */
  .batch-group {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 20px 0;
  }

  .batch-item {
    flex-wrap: wrap;
  }

  .batch-link {
    margin-left: auto;
  }

  /* 排行榜 */
  .ranking-panel {
    padding: 4px 16px;
  }

  .ranking-media {
    width: 40px;
    height: 54px;
  }

  .ranking-num {
    width: 28px;
    font-size: 16px;
  }

  .ranking-name {
    font-size: 14px;
  }

  /* 阅读说明 */
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .content-media-inline {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  /* 关于页 */
  .page-about .about-section {
    padding: 20px;
  }

  /* 404 */
  .error-section {
    padding: 0 16px;
  }

  .error-code {
    font-size: 56px;
  }

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

  .error-btn,
  .error-link {
    width: 100%;
  }
}

/* --- 小屏手机：≤390px --- */
@media (max-width: 390px) {
  .works-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .work-info {
    padding: 10px 12px 12px;
  }

  .work-name {
    font-size: 14px;
  }

  .work-tag {
    font-size: 11px;
    padding: 2px 8px;
  }

  .cover-pair {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .cover-name {
    font-size: 13px;
    padding: 8px 10px 2px;
  }

  .cover-tag {
    font-size: 11px;
    margin: 0 10px 8px;
  }

  .ranking-item {
    gap: 10px;
  }

  .ranking-num {
    width: 24px;
    font-size: 15px;
  }

  .ranking-media {
    width: 36px;
    height: 48px;
  }

  .ranking-name {
    font-size: 13px;
  }

  .ranking-genre {
    font-size: 12px;
  }

  .batch-thumb {
    width: 36px;
    height: 48px;
  }

  .batch-title {
    font-size: 14px;
  }

  .batch-genre {
    font-size: 12px;
  }

  .batch-link {
    font-size: 13px;
    padding: 4px 8px;
  }

  .footer-link-list a {
    font-size: 13px;
  }

  .footer-note {
    font-size: 12px;
  }
}