/* ==========================================================================
   YY影院 · 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base
   -------------------------------------------------------------------------- */

:root {
  --c-ink: #22303f;
  --c-slate: #3d5a80;
  --c-bg: #f4f6f8;
  --c-card: #ffffff;
  --c-line: #dde3e9;
  --c-line-strong: #b9c4cf;
  --c-text: #2c333a;
  --c-muted: #667080;
  --c-amber: #c98a2b;
  --c-teal: #2f7d6b;
  --radius: 6px;
  --radius-sm: 4px;
  --shadow-card: 0 1px 2px rgba(34, 48, 63, 0.05);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo,
    "Courier New", monospace;
  --w-container: 1120px;
}

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

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

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
}

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

p {
  margin: 0;
}

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

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

a:hover {
  color: var(--c-ink);
  text-decoration: underline;
}

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

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

button {
  font: inherit;
  color: inherit;
}

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

/* --------------------------------------------------------------------------
   layout · 全站骨架
   -------------------------------------------------------------------------- */

.site-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--c-ink);
  border-bottom: 1px solid #1a2531;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  max-width: var(--w-container);
  margin: 0 auto;
  padding: 0 20px;
  min-height: 60px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  min-height: 44px;
  color: #f2f5f8;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0;
}

.brand:hover {
  color: #ffffff;
  text-decoration: none;
}

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

.nav-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px;
}

.nav-list a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  color: #c8d2dc;
  font-size: 15px;
}

.nav-list a:hover {
  background: #2c3d4e;
  color: #ffffff;
  text-decoration: none;
}

.nav-list a.is-current {
  background: #2c3d4e;
  color: #ffffff;
  font-weight: 600;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid #3b4c5d;
  border-radius: var(--radius-sm);
  background: transparent;
  color: #e4eaf0;
  font-size: 14px;
  cursor: pointer;
}

.nav-toggle::before {
  content: "菜单";
  font-size: 13px;
}

.site-main {
  flex: 1 0 auto;
  width: 100%;
  max-width: var(--w-container);
  margin: 0 auto;
  padding: 0 20px 56px;
}

.site-footer {
  background: #1c2733;
  color: #b6c1cc;
  border-top: 1px solid #16202a;
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 40px;
  width: 100%;
  max-width: var(--w-container);
  margin: 0 auto;
  padding: 40px 20px 28px;
}

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

.footer-brand {
  color: #f2f5f8;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}

.footer-text {
  max-width: 46em;
  font-size: 14px;
  line-height: 1.8;
  color: #9fabb7;
}

.footer-title {
  margin-bottom: 12px;
  color: #f2f5f8;
  font-size: 15px;
  font-weight: 600;
}

.footer-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-bottom: 16px;
}

.footer-list a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  color: #c3cdd7;
  font-size: 14px;
}

.footer-list a:hover {
  color: #ffffff;
}

.footer-note {
  padding-top: 14px;
  border-top: 1px solid #2b3846;
  font-size: 13px;
  line-height: 1.7;
  color: #8c99a6;
}

.footer-copy {
  margin-top: 10px;
  font-size: 13px;
  color: #7d8a97;
}

/* 内页统一骨架 */

.inner-main {
  padding-top: 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding: 18px 0 0;
  font-size: 13px;
  color: var(--c-muted);
}

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

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

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

.page-header {
  padding: 14px 0 22px;
  border-bottom: 1px solid var(--c-line);
  margin-bottom: 28px;
}

.page-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--c-ink);
}

.page-description {
  margin-top: 10px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
}

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

/* --------------------------------------------------------------------------
   components · 通用模块
   -------------------------------------------------------------------------- */

.section {
  margin-bottom: 36px;
}

.section-head {
  margin-bottom: 16px;
}

.section-title,
.section-head h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--c-slate);
}

.section-desc,
.section-lead {
  margin-top: 8px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
}

.section-more,
.section-note,
.section-foot,
.column-more,
.section-tail {
  margin-top: 14px;
  font-size: 14px;
  color: var(--c-muted);
}

.section-more a,
.section-note a,
.section-foot a,
.column-more a,
.section-tail a {
  margin-right: 16px;
  font-weight: 500;
}

.sub-title {
  margin: 22px 0 10px;
  font-size: 17px;
  font-weight: 600;
  color: var(--c-ink);
}

/* 图片容器 */

figure {
  margin: 0;
}

.section-media,
.media-figure,
.guide-figure,
.index-figure,
.archive-figure,
.hero-figure {
  overflow: hidden;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
}

.section-media img,
.media-figure img,
.guide-figure img,
.index-figure img,
.archive-figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.hero-figure img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

figcaption,
.index-caption {
  padding: 10px 14px;
  border-top: 1px solid var(--c-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* 状态标记 */

.status-tag,
.change-type,
.timeline-tag,
.entry-status,
.is-new,
.is-update,
.is-add,
.is-stable {
  display: inline-block;
  padding: 1px 8px;
  border: 1px solid var(--c-line-strong);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.6;
  white-space: nowrap;
  color: var(--c-muted);
  background: #f1f4f7;
}

.status-new,
.type-new,
.is-new {
  border-color: #a8cdc3;
  background: #e8f3f0;
  color: var(--c-teal);
}

.status-adjust,
.type-adjust,
.is-update {
  border-color: #e0c69a;
  background: #faf1e2;
  color: var(--c-amber);
}

.status-supply,
.type-fill,
.is-add {
  border-color: #b3c4d6;
  background: #eaf0f6;
  color: var(--c-slate);
}

.status-stable,
.is-stable {
  border-color: var(--c-line-strong);
  background: #f1f4f7;
  color: var(--c-muted);
}

/* 折叠问答 */

.faq-list {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  overflow: hidden;
}

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

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

.faq-item summary,
.faq-question {
  position: relative;
  padding: 14px 44px 14px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--c-ink);
  cursor: pointer;
  list-style: none;
}

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

.faq-item summary::after,
.faq-question::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 16px;
  transform: translateY(-50%);
  font-size: 18px;
  color: var(--c-slate);
}

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

.faq-item summary:hover {
  background: #f7f9fb;
}

.faq-item p,
.faq-answer {
  padding: 0 16px 16px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
}

/* 步骤与要点清单 */

.step-list,
.rule-list,
.howto-list,
.guide-steps {
  display: grid;
  gap: 12px;
}

.step-item,
.rule-item,
.howto-item,
.guide-step {
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-slate);
  border-radius: var(--radius-sm);
  background: var(--c-card);
}

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

.step-text,
.step-desc,
.howto-text {
  margin-top: 6px;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

/* --------------------------------------------------------------------------
   pages · 首页
   -------------------------------------------------------------------------- */

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 20px 0 24px;
  padding: 10px 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
}

.toolbar-status {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-ink);
}

.toolbar-jumps {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.toolbar-jumps a {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--c-slate);
  background: #f7f9fb;
}

.toolbar-jumps a:hover {
  border-color: var(--c-line-strong);
  background: #eef3f7;
  text-decoration: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 32px;
  align-items: start;
  padding: 26px 0 34px;
  border-bottom: 1px solid var(--c-line);
  margin-bottom: 36px;
}

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

.hero-intro h1 {
  font-size: 30px;
  font-weight: 700;
  line-height: 1.35;
}

.hero-lead {
  margin-top: 14px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-muted);
}

.hero-entries {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.btn-primary,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
}

.btn-primary {
  background: var(--c-ink);
  border: 1px solid var(--c-ink);
  color: #ffffff;
}

.btn-primary:hover {
  background: #1a2531;
  color: #ffffff;
  text-decoration: none;
}

.btn-ghost {
  border: 1px solid var(--c-line-strong);
  background: var(--c-card);
  color: var(--c-slate);
}

.btn-ghost:hover {
  border-color: var(--c-slate);
  color: var(--c-ink);
  text-decoration: none;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin-top: 22px;
}

.hero-facts li {
  padding: 10px 12px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-card);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
}

.hero-visual {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.overview-card {
  padding: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  box-shadow: var(--shadow-card);
}

.overview-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--c-slate);
  margin-bottom: 10px;
}

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

.overview-row {
  display: grid;
  grid-template-columns: minmax(84px, auto) minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--c-line);
  font-size: 14px;
}

.overview-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.overview-row dt {
  color: var(--c-muted);
}

.overview-row dd {
  margin: 0;
  color: var(--c-ink);
  font-weight: 500;
}

/* 类型索引入口 */

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

.index-bar {
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.index-bar:hover {
  border-color: var(--c-line-strong);
  transform: translateY(-1px);
}

.index-bar-name {
  font-size: 17px;
  font-weight: 600;
}

.index-bar-scope {
  margin-top: 6px;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

.index-bar-samples {
  margin-top: 8px;
  font-size: 14px;
  color: var(--c-muted);
}

.index-bar-samples a {
  margin-right: 14px;
}

/* 作品目录速览 */

.entry-list {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  overflow: hidden;
}

.entry-row {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 1.2fr) minmax(0, 1.6fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--c-line);
  font-size: 14px;
  transition: background 0.18s ease;
}

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

.entry-row:hover {
  background: #f7f9fb;
}

.entry-name {
  font-weight: 600;
  color: var(--c-ink);
  min-width: 0;
}

.entry-type,
.entry-crew {
  color: var(--c-muted);
  min-width: 0;
}

.entry-status {
  justify-self: end;
}

/* 主创资料与专题文章入口 */

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

.crew-column,
.topic-column {
  min-width: 0;
}

.column-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--c-slate);
  margin-bottom: 12px;
}

.crew-cards {
  display: grid;
  gap: 10px;
}

.crew-card {
  padding: 12px 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-card);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.crew-card:hover {
  border-color: var(--c-line-strong);
  transform: translateY(-1px);
}

.crew-name {
  font-size: 15px;
  font-weight: 600;
}

.crew-role {
  margin-top: 4px;
  font-size: 14px;
  color: var(--c-muted);
}

.crew-count {
  margin-top: 4px;
  font-size: 13px;
  color: var(--c-slate);
}

.topic-list {
  display: grid;
  gap: 10px;
}

.topic-item {
  padding: 12px 14px;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-amber);
  border-radius: var(--radius-sm);
  background: var(--c-card);
}

.topic-name {
  font-size: 15px;
  font-weight: 600;
}

.topic-summary {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

/* 更新记录摘要 */

.timeline-list {
  display: grid;
  gap: 10px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 108px auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-card);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-muted);
}

.timeline-text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-text);
  min-width: 0;
}

/* 站内浏览方式说明 */

.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.guide-steps {
  counter-reset: guide;
}

.guide-layout .guide-step {
  padding-left: 42px;
  position: relative;
}

.guide-layout .guide-step::before {
  counter-increment: guide;
  content: counter(guide);
  position: absolute;
  top: 14px;
  left: 14px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--c-ink);
  color: #ffffff;
  font-size: 12px;
  line-height: 20px;
  text-align: center;
}

/* --------------------------------------------------------------------------
   pages · 作品目录
   -------------------------------------------------------------------------- */

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.catalog-card {
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.catalog-card:hover {
  border-color: var(--c-line-strong);
  transform: translateY(-1px);
}

.catalog-name {
  font-size: 16px;
  font-weight: 600;
}

.catalog-meta {
  margin-top: 6px;
  font-size: 14px;
  color: var(--c-muted);
}

.meta-label {
  display: inline-block;
  min-width: 4em;
  color: var(--c-slate);
}

.catalog-card .status-tag {
  margin-top: 10px;
}

.table-wrap {
  margin-top: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  overflow-x: auto;
}

.param-table {
  min-width: 560px;
  font-size: 14px;
}

.param-table caption {
  padding: 12px 16px;
  text-align: left;
  font-size: 14px;
  color: var(--c-muted);
  border-bottom: 1px solid var(--c-line);
}

.param-table th,
.param-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--c-line);
  text-align: left;
  vertical-align: top;
}

.param-table thead th {
  background: #eef2f6;
  color: var(--c-ink);
  font-weight: 600;
  white-space: nowrap;
}

.param-table tbody tr:last-child td {
  border-bottom: 0;
}

.param-table td {
  font-family: var(--font-mono);
  color: var(--c-text);
}

.param-table td:first-child {
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--c-ink);
}

.field-list {
  margin-top: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  overflow: hidden;
}

.field-row {
  display: grid;
  grid-template-columns: minmax(140px, 200px) minmax(0, 1fr);
  gap: 12px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--c-line);
  font-size: 14px;
}

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

.field-row .field-name {
  color: var(--c-slate);
  font-weight: 600;
}

.field-row .field-value {
  color: var(--c-text);
  min-width: 0;
}

.status-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.status-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 11px 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-card);
  font-size: 14px;
}

.status-text {
  color: var(--c-muted);
  min-width: 0;
}

/* --------------------------------------------------------------------------
   pages · 类型索引
   -------------------------------------------------------------------------- */

.genre-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.genre-card {
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.genre-card:hover {
  border-color: var(--c-line-strong);
  transform: translateY(-1px);
}

.genre-name {
  font-size: 16px;
  font-weight: 600;
}

.genre-scope {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

.genre-represent {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--c-line);
  display: grid;
  gap: 4px;
  font-size: 14px;
}

.section-index-media {
  margin-top: 4px;
}

.alpha-list {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  overflow: hidden;
}

.alpha-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 10px 16px;
  border-bottom: 1px solid var(--c-line);
}

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

.alpha-label {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-slate);
}

.alpha-items {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  font-size: 14px;
  min-width: 0;
}

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

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

.scope-name {
  font-size: 16px;
  font-weight: 600;
}

.scope-text {
  margin-top: 6px;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

.section-guide .guide-steps {
  counter-reset: suoyin;
}

.section-guide .guide-step {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
}

.step-index {
  counter-increment: suoyin;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--c-ink);
  color: #ffffff;
  font-size: 13px;
}

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

/* --------------------------------------------------------------------------
   pages · 主创资料
   -------------------------------------------------------------------------- */

.section-creators .media-figure {
  margin-bottom: 20px;
}

.creator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 12px;
}

.creator-card {
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.creator-card:hover {
  border-color: var(--c-line-strong);
  transform: translateY(-1px);
}

.creator-name {
  font-size: 16px;
  font-weight: 600;
}

.creator-role {
  display: inline-block;
  margin-top: 6px;
  padding: 1px 8px;
  border: 1px solid #b3c4d6;
  border-radius: 999px;
  background: #eaf0f6;
  color: var(--c-slate);
  font-size: 13px;
}

.creator-desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

.creator-count {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--c-line);
  font-size: 13px;
  color: var(--c-slate);
}

.related-list {
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  overflow: hidden;
}

.related-row {
  display: grid;
  grid-template-columns: minmax(0, 2.4fr) minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 11px 16px;
  border-bottom: 1px solid var(--c-line);
  font-size: 14px;
}

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

.related-row:hover {
  background: #f7f9fb;
}

.related-work {
  font-weight: 600;
  color: var(--c-ink);
  min-width: 0;
}

.related-role,
.related-type {
  color: var(--c-muted);
  min-width: 0;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

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

.field-block .field-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-slate);
}

.field-desc,
.field-read,
.field-sample {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

.field-sample {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-slate);
}

.section-update .step-list {
  counter-reset: update;
}

.section-update .step-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.section-update .step-name {
  color: var(--c-slate);
}

/* --------------------------------------------------------------------------
   pages · 更新记录
   -------------------------------------------------------------------------- */

.archive-overview .archive-figure {
  margin-bottom: 18px;
}

.archive-month-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.archive-month-item {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-card);
}

.month-label {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-ink);
}

.month-count {
  font-size: 14px;
  color: var(--c-slate);
}

.month-types {
  font-size: 13px;
  color: var(--c-muted);
}

.change-log-list {
  display: grid;
  gap: 10px;
}

.change-item {
  display: grid;
  grid-template-columns: 104px auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 14px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: var(--c-card);
}

.change-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-muted);
}

.change-summary {
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-text);
  min-width: 0;
}

.change-summary a {
  margin-right: 12px;
}

.type-guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

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

.type-guide-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 600;
}

.type-guide-text {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

.howto-list {
  counter-reset: howto;
}

.howto-item {
  padding-left: 42px;
  position: relative;
}

.howto-item::before {
  counter-increment: howto;
  content: counter(howto);
  position: absolute;
  top: 14px;
  left: 14px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--c-slate);
  color: #ffffff;
  font-size: 12px;
  line-height: 20px;
  text-align: center;
}

/* --------------------------------------------------------------------------
   pages · 浏览说明
   -------------------------------------------------------------------------- */

.side-panel {
  padding: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  align-self: start;
}

.side-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-slate);
  margin-bottom: 10px;
}

.side-list {
  display: grid;
  gap: 6px;
  counter-reset: side;
}

.side-list li {
  min-width: 0;
}

.side-list a {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 6px 10px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  font-size: 14px;
  background: #f7f9fb;
}

.side-list a:hover {
  border-color: var(--c-line-strong);
  background: #eef3f7;
  text-decoration: none;
}

.side-note {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--c-line);
  font-size: 13px;
  line-height: 1.8;
  color: var(--c-muted);
}

.side-note a {
  margin-right: 10px;
}

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

.content-column .section {
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
}

.content-column .section-media {
  margin-top: 14px;
}

.content-column .field-grid {
  margin-top: 14px;
}

.content-column .step-list {
  margin-top: 10px;
}

.rule-list {
  counter-reset: rule;
}

.rule-item {
  padding-left: 42px;
  position: relative;
  font-size: 14px;
  line-height: 1.8;
}

.rule-item::before {
  counter-increment: rule;
  content: counter(rule);
  position: absolute;
  top: 14px;
  left: 14px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--c-ink);
  color: #ffffff;
  font-size: 12px;
  line-height: 20px;
  text-align: center;
}

.compare-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.compare-block {
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  background: #f7f9fb;
}

.compare-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-slate);
}

.compare-text {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

.boundary-block {
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-amber);
  border-radius: var(--radius-sm);
  background: #fbfcfd;
}

.boundary-block .sub-title {
  margin: 0 0 6px;
}

.boundary-text {
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-muted);
}

.section-faq .faq-list {
  margin-top: 14px;
}

/* --------------------------------------------------------------------------
   pages · 404
   -------------------------------------------------------------------------- */

.error-main {
  display: flex;
  justify-content: center;
  padding-top: 48px;
}

.error-panel {
  width: 100%;
  max-width: 640px;
  padding: 28px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  text-align: center;
}

.error-code {
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--c-line-strong);
}

.error-title {
  margin-top: 8px;
  font-size: 26px;
  font-weight: 700;
}

.error-text {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 22px;
}

.error-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--c-line-strong);
  border-radius: var(--radius-sm);
  background: #f7f9fb;
  color: var(--c-slate);
  font-size: 14px;
  font-weight: 500;
}

.error-btn:hover {
  border-color: var(--c-slate);
  color: var(--c-ink);
  text-decoration: none;
}

.error-link {
  color: var(--c-slate);
}

.error-note {
  margin-top: 18px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--c-muted);
}

/* --------------------------------------------------------------------------
   responsive
   -------------------------------------------------------------------------- */

@media (max-width: 960px) {
  .header-inner {
    flex-wrap: wrap;
    padding: 8px 16px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    flex: 1 0 100%;
    justify-content: stretch;
  }

  .nav-list {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 6px 0 10px;
  }

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

  .nav-list a {
    width: 100%;
    padding: 0 12px;
  }

  .site-main {
    padding: 0 16px 44px;
  }

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

  .hero-intro h1 {
    font-size: 26px;
  }

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

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 26px;
    padding: 32px 16px 24px;
  }

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

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

  .site-main {
    padding: 0 14px 40px;
  }

  .page-title,
  .error-title {
    font-size: 22px;
  }

  .hero-intro h1 {
    font-size: 23px;
  }

  .hero-entries {
    gap: 10px;
  }

  .btn-primary,
  .btn-ghost {
    flex: 1 1 100%;
  }

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

  .overview-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .entry-row {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 6px 10px;
    align-items: start;
  }

  .entry-name {
    grid-column: 1 / -1;
  }

  .entry-status {
    justify-self: end;
  }

  .timeline-item,
  .change-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

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

  .field-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .section-update .step-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .alpha-row {
    grid-template-columns: 40px minmax(0, 1fr);
  }

  .section-guide .guide-step {
    grid-template-columns: 26px minmax(0, 1fr);
  }

  .error-panel {
    padding: 22px 16px;
  }

  .error-actions {
    flex-direction: column;
  }

  .error-btn {
    width: 100%;
  }

  /* 参数表窄屏改为字段块，避免横向滚动 */
  .table-wrap {
    overflow-x: visible;
    border: 0;
    background: transparent;
  }

  .param-table {
    min-width: 0;
    display: block;
  }

  .param-table caption {
    border: 1px solid var(--c-line);
    border-radius: var(--radius) var(--radius) 0 0;
    background: var(--c-card);
  }

  .param-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  .param-table tbody,
  .param-table tr,
  .param-table td {
    display: block;
    width: 100%;
  }

  .param-table tr {
    margin-bottom: 12px;
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    background: var(--c-card);
    overflow: hidden;
  }

  .param-table td {
    border-bottom: 1px solid var(--c-line);
    padding: 9px 14px;
  }

  .param-table tbody tr td:last-child {
    border-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .index-bar,
  .crew-card,
  .catalog-card,
  .genre-card,
  .creator-card {
    transition: none;
  }

  .index-bar:hover,
  .crew-card:hover,
  .catalog-card:hover,
  .genre-card:hover,
  .creator-card:hover {
    transform: none;
  }
}