@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,wght@0,300;0,400;1,300;1,400&family=Zen+Kaku+Gothic+New:wght@300;400&display=swap');

:root {
  --color-bg: #f7f5f0;
  --color-bg-alt: #efecea;
  --color-surface: #ffffff;
  --color-surface-2: #f2f0eb;
  --color-border: #d8d4cc;
  --color-border-light: #e8e5de;

  --color-text: #2c2a26;
  --color-text-sub: #6b6560;
  --color-text-muted: #9a9490;
  --color-text-inverse: #ffffff;

  --color-primary: #4a7c6f;
  --color-primary-hover: #3d6b5f;
  --color-primary-light: #e6f0ed;
  --color-primary-border: #b8d4cc;

  --color-accent: #8b6f47;
  --color-accent-hover: #7a6040;
  --color-accent-light: #f5ede2;

  --color-link: #3a6ea8;
  --color-link-hover: #2d5a8e;
  --color-link-visited: #7a5a9e;

  --color-success: #4a8c5c;
  --color-warning: #b07c30;
  --color-danger: #a84a4a;
  --color-info: #3a6ea8;

  --color-infobox-bg: #f0f5ef;
  --color-infobox-border: #90b8a8;
  --color-infobox-header: #4a7c6f;

  --color-table-header: #e6ede9;
  --color-table-stripe: #f5f7f5;

  --color-quote-border: #c8b89a;
  --color-quote-bg: #faf8f4;

  --color-code-bg: #f0ede8;
  --color-code-border: #d4cfc8;

  --color-sidebar-bg: #f2f0eb;
  --color-sidebar-border: #d8d4cc;

  --color-header-bg: #2c2a26;
  --color-header-text: #f7f5f0;

  --color-tag-bg: #e6ede9;
  --color-tag-text: #3d6b5f;

  --color-rank-gold: #c8a42e;
  --color-rank-silver: #8a9aaa;
  --color-rank-bronze: #9a6b4a;

  --font-sans: 'Noto Sans JP', sans-serif;
  --font-serif: 'Noto Serif JP', serif;
  --font-mono: 'Source Code Pro', monospace;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);

  --header-height: 60px;
  --sidebar-width: 240px;
  --content-max: 860px;

  --transition: 0.18s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.75;
  min-height: 100vh;
}

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

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

a:visited {
  color: var(--color-link-visited);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-header-bg);
  color: var(--color-header-text);
  height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 1.25rem;
  gap: 1rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}

.site-header__logo {
  width: 36px;
  height: 36px;
  object-fit: cover;
  flex-shrink: 0;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.site-header__brand > div {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
  white-space: nowrap;
}

.site-header__title-ja {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-header-text);
  letter-spacing: 0.04em;
}

.site-header__title-en {
  font-size: 0.62rem;
  color: #a0a09a;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header__search {
  flex: 1;
  max-width: 380px;
  display: flex;
  gap: 0.4rem;
}

.site-header__search input {
  flex: 1;
  padding: 0.38rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid #555;
  background: #3a3835;
  color: var(--color-header-text);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  outline: none;
  transition: border-color var(--transition), background var(--transition);
}

.site-header__search input::placeholder {
  color: #888;
}

.site-header__search input:focus {
  border-color: var(--color-primary);
  background: #444;
}

.site-header__search button {
  padding: 0.38rem 0.75rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
  font-family: var(--font-sans);
  transition: background var(--transition);
  white-space: nowrap;
}

.site-header__search button:hover {
  background: var(--color-primary-hover);
}

.site-header__nav {
  display: flex;
  gap: 0.5rem;
  margin-left: auto;
}

.site-header__nav a {
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: #d8d5ce;
  background: rgba(255,255,255,0.06);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

.site-header__nav a:hover {
  background: rgba(255,255,255,0.14);
  color: #fff;
}

.layout {
  display: flex;
  min-height: calc(100vh - var(--header-height));
  align-items: flex-start;
}

.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--color-sidebar-bg);
  border-right: 1px solid var(--color-sidebar-border);
  position: sticky;
  top: var(--header-height);
  height: calc(100vh - var(--header-height));
  overflow-y: auto;
  padding: 1rem 0;
  flex-shrink: 0;
}

.sidebar::-webkit-scrollbar {
  width: 4px;
}

.sidebar::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 2px;
}

.sidebar__section {
  padding: 0.5rem 1rem 0.75rem;
  border-bottom: 1px solid var(--color-border-light);
  margin-bottom: 0.25rem;
}

.sidebar__section:last-child {
  border-bottom: none;
}

.sidebar__heading {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--color-border-light);
}

.sidebar__list {
  list-style: none;
}

.sidebar__list li {
  margin-bottom: 0.1rem;
}

.sidebar__list a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0.4rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--color-text);
  text-decoration: none;
  transition: background var(--transition);
}

.sidebar__list a:hover {
  background: var(--color-border-light);
  color: var(--color-primary);
}

.sidebar__list a:visited {
  color: var(--color-text);
}

.sidebar__icon-sm {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}

.sidebar__rank-num {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--color-text-muted);
  width: 16px;
  flex-shrink: 0;
  text-align: center;
}

.sidebar__rank-num.gold { color: var(--color-rank-gold); }
.sidebar__rank-num.silver { color: var(--color-rank-silver); }
.sidebar__rank-num.bronze { color: var(--color-rank-bronze); }

.main-content {
  flex: 1;
  min-width: 0;
  padding: 1.5rem 1.75rem;
}

.content-area {
  max-width: var(--content-max);
  margin: 0 auto;
}

.page-header {
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-border);
}

.page-header__title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
}

.page-header__sub {
  font-size: 0.85rem;
  color: var(--color-text-sub);
  margin-top: 0.25rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--color-link);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb__sep {
  color: var(--color-border);
}

.home-intro {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.9;
}

.home-intro p + p {
  margin-top: 0.75rem;
}

.home-section-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--color-primary-border);
  margin-bottom: 1rem;
}

.home-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.account-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
  transition: box-shadow var(--transition), border-color var(--transition);
  text-decoration: none;
  color: var(--color-text);
  display: block;
}

.account-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-border);
  text-decoration: none;
  color: var(--color-text);
}

.account-card:visited {
  color: var(--color-text);
}

.account-card__icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 0.6rem;
  border: 2px solid var(--color-border);
  background: var(--color-bg-alt);
}

.account-card__name {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.2rem;
}

.account-card__username {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.accounts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.account-list-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  color: var(--color-text);
  transition: box-shadow var(--transition), border-color var(--transition);
}

.account-list-item:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-border);
}

.account-list-item:visited {
  color: var(--color-text);
}

.account-list-item__icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 0.6rem;
  border: 2px solid var(--color-border);
  background: var(--color-bg-alt);
}

.account-list-item__name {
  font-weight: 700;
  font-size: 0.88rem;
  margin-bottom: 0.15rem;
}

.account-list-item__username {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: 1.5rem;
  align-items: start;
}

.infobox {
  background: var(--color-infobox-bg);
  border: 1px solid var(--color-infobox-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.infobox__header {
  background: var(--color-infobox-header);
  color: #fff;
  padding: 0.5rem 0.75rem;
  font-weight: 700;
  font-size: 0.9rem;
  text-align: center;
  font-family: var(--font-serif);
}

.infobox__icon-wrap {
  text-align: center;
  padding: 0.75rem;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-infobox-border);
}

.infobox__icon {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto;
  border: 2px solid var(--color-infobox-border);
  background: var(--color-bg-alt);
}

.infobox__icon-caption {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.3rem;
  line-height: 1.4;
}

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

.infobox table th,
.infobox table td {
  padding: 0.35rem 0.6rem;
  border-bottom: 1px solid var(--color-border-light);
  vertical-align: top;
}

.infobox table th {
  font-weight: 500;
  color: var(--color-text-sub);
  width: 45%;
  white-space: nowrap;
}

.infobox table td {
  color: var(--color-text);
}

.infobox table tr:last-child th,
.infobox table tr:last-child td {
  border-bottom: none;
}

.page-stats {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.8rem;
}

.page-stats__title {
  font-weight: 700;
  font-size: 0.78rem;
  color: var(--color-text-sub);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.page-stats__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.3rem 0.5rem;
}

.page-stats__item {
  display: flex;
  flex-direction: column;
}

.page-stats__label {
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.page-stats__value {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-primary);
}

.page-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  text-decoration: none;
}

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

.btn--primary:hover {
  background: var(--color-primary-hover);
  color: #fff;
  text-decoration: none;
}

.btn--secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  background: var(--color-bg-alt);
  text-decoration: none;
}

.btn--accent {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background: var(--color-accent-hover);
  color: #fff;
  text-decoration: none;
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary-border);
}

.btn--outline:hover {
  background: var(--color-primary-light);
  text-decoration: none;
}

.btn--sm {
  padding: 0.25rem 0.6rem;
  font-size: 0.78rem;
}

.article-body {
  line-height: 1.85;
  color: var(--color-text);
}

.article-body h2 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  margin: 1.75rem 0 0.6rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--color-border);
  color: var(--color-text);
}

.article-body h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  margin: 1.25rem 0 0.5rem;
  padding-left: 0.6rem;
  border-left: 3px solid var(--color-primary);
  color: var(--color-text);
}

.article-body h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 1rem 0 0.4rem;
  color: var(--color-text-sub);
}

.article-body p {
  margin-bottom: 0.75rem;
}

.article-body ul,
.article-body ol {
  margin: 0.5rem 0 0.75rem 1.5rem;
}

.article-body li {
  margin-bottom: 0.2rem;
}

.article-body ul ul,
.article-body ol ol,
.article-body ul ol,
.article-body ol ul {
  margin-top: 0.2rem;
  margin-bottom: 0;
}

.article-body strong { font-weight: 700; }
.article-body em { font-style: italic; }
.article-body u { text-decoration: underline; }
.article-body s { text-decoration: line-through; }
.article-body sup { font-size: 0.7em; vertical-align: super; }
.article-body sub { font-size: 0.7em; vertical-align: sub; }
.article-body big { font-size: 1.15em; }
.article-body small { font-size: 0.85em; }

.article-body code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--color-code-bg);
  border: 1px solid var(--color-code-border);
  border-radius: 3px;
  padding: 0.1em 0.4em;
}

.article-body blockquote {
  border-left: 4px solid var(--color-quote-border);
  background: var(--color-quote-bg);
  padding: 0.75rem 1rem;
  margin: 0.75rem 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-text-sub);
  font-style: italic;
}

.article-body pre {
  background: var(--color-code-bg);
  border: 1px solid var(--color-code-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  overflow-x: auto;
  margin: 0.75rem 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
}

.article-body pre code {
  background: none;
  border: none;
  padding: 0;
}

.article-body table {
  border-collapse: collapse;
  width: 100%;
  margin: 0.75rem 0;
  font-size: 0.88rem;
}

.article-body table th {
  background: var(--color-table-header);
  font-weight: 700;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border);
  text-align: left;
}

.article-body table td {
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--color-border);
}

.article-body table tr:nth-child(even) td {
  background: var(--color-table-stripe);
}

.timeline {
  margin: 0.75rem 0;
  border-left: 2px solid var(--color-primary-border);
  padding-left: 1.25rem;
}

.timeline__item {
  position: relative;
  margin-bottom: 0.75rem;
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -1.45rem;
  top: 0.45rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 2px solid var(--color-bg);
}

.timeline__date {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.1rem;
}

.timeline__desc {
  font-size: 0.9rem;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.6rem;
  margin: 0.75rem 0;
}

.gallery__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-bg-alt);
}

.gallery__img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.gallery__caption {
  font-size: 0.75rem;
  padding: 0.3rem 0.4rem;
  color: var(--color-text-sub);
  text-align: center;
}

.tag {
  display: inline-block;
  background: var(--color-tag-bg);
  color: var(--color-tag-text);
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-primary-border);
  text-decoration: none;
}

.tag:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
}

.tags-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.5rem 0;
}

.section-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}

.section-box__title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-sub);
  margin-bottom: 0.5rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--color-border-light);
}

.related-links {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin: 0.5rem 0;
}

.related-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-light);
  background: var(--color-bg);
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--color-link);
  transition: background var(--transition), border-color var(--transition);
}

.related-link:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-border);
  text-decoration: none;
}

.related-link__icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  flex-shrink: 0;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.history-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.83rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border-light);
}

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

.history-item__date {
  color: var(--color-text-muted);
  white-space: nowrap;
  font-size: 0.78rem;
  min-width: 90px;
}

.history-item__desc {
  flex: 1;
  color: var(--color-text);
}

.ranking-tabs {
  display: flex;
  gap: 0.3rem;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 1.25rem;
  -webkit-overflow-scrolling: touch;
}

.ranking-tab {
  padding: 0.45rem 1rem;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  border-bottom: none;
  background: transparent;
  color: var(--color-text-sub);
  font-family: var(--font-sans);
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
  margin-bottom: -2px;
}

.ranking-tab.active {
  background: var(--color-surface);
  color: var(--color-primary);
  border-color: var(--color-border);
  border-bottom-color: var(--color-surface);
}

.ranking-tab:hover:not(.active) {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.ranking-panel {
  display: none;
}

.ranking-panel.active {
  display: block;
}

.ranking-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ranking-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.6rem 0.9rem;
  transition: box-shadow var(--transition);
  text-decoration: none;
  color: var(--color-text);
}

.ranking-item:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--color-primary-border);
  text-decoration: none;
  color: var(--color-text);
}

.ranking-item:visited {
  color: var(--color-text);
}

.ranking-item__rank {
  font-size: 1.1rem;
  font-weight: 700;
  min-width: 28px;
  text-align: center;
  flex-shrink: 0;
}

.ranking-item__rank.rank-1 { color: var(--color-rank-gold); }
.ranking-item__rank.rank-2 { color: var(--color-rank-silver); }
.ranking-item__rank.rank-3 { color: var(--color-rank-bronze); }

.ranking-item__icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  flex-shrink: 0;
}

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

.ranking-item__name {
  font-weight: 700;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ranking-item__type {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.ranking-item__count {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}

.history-filter {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

.history-filter select,
.history-filter input {
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  background: var(--color-surface);
  color: var(--color-text);
}

.history-full-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 0.6rem;
}

.history-full-item__header {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  padding: 0.6rem 0.9rem;
  background: var(--color-bg-alt);
  font-size: 0.82rem;
}

.history-full-item__date {
  color: var(--color-text-muted);
  white-space: nowrap;
}

.history-full-item__page {
  flex: 1;
  font-weight: 700;
}

.history-full-item__type {
  font-size: 0.75rem;
  padding: 0.1rem 0.5rem;
  border-radius: var(--radius-full);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.history-full-item__body {
  padding: 0.5rem 0.9rem;
  font-size: 0.83rem;
  color: var(--color-text-sub);
}

.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.form-group {
  margin-bottom: 1.1rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
  color: var(--color-text);
}

.form-required {
  color: var(--color-danger);
  font-size: 0.8rem;
  margin-left: 0.25rem;
}

.form-optional {
  color: var(--color-text-muted);
  font-size: 0.78rem;
  margin-left: 0.25rem;
}

.form-control {
  width: 100%;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(74,124,111,0.12);
}

.form-control--textarea {
  min-height: 130px;
  resize: vertical;
}

.form-control--select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b6560' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.7rem center;
  padding-right: 2rem;
}

.form-hint {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.form-submit {
  margin-top: 1.25rem;
}

.form-success {
  display: none;
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  color: var(--color-primary);
  font-size: 0.9rem;
  margin-top: 1rem;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  margin-top: 0.2rem;
  flex-shrink: 0;
  accent-color: var(--color-primary);
}

.comment-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.comment-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
}

.comment-item__meta {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.35rem;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.comment-item__author {
  font-weight: 700;
  color: var(--color-text-sub);
}

.comment-item__body {
  font-size: 0.88rem;
  line-height: 1.7;
}

.category-section {
  margin-bottom: 1.5rem;
}

.category-section__title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  padding: 0.4rem 0.8rem;
  background: var(--color-infobox-header);
  color: #fff;
  border-radius: var(--radius-sm);
  margin-bottom: 0.6rem;
}

.category-section__list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.3rem;
}

.category-section__list a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--color-link);
  border: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition);
}

.category-section__list a:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-border);
  text-decoration: none;
}

.category-section__list .icon-xs {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}

.timeline-full {
  position: relative;
  padding-left: 2rem;
}

.timeline-full::before {
  content: '';
  position: absolute;
  left: 0.6rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-primary-border);
}

.timeline-full__year {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 1.25rem 0 0.5rem;
  position: relative;
}

.timeline-full__year::before {
  content: '';
  position: absolute;
  left: -1.85rem;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-bg);
}

.timeline-full__item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.85rem;
  margin-bottom: 0.5rem;
  font-size: 0.88rem;
}

.timeline-full__item-date {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: 0.2rem;
}

.related-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.1rem;
  margin-bottom: 1rem;
  transition: box-shadow var(--transition);
}

.related-card:hover {
  box-shadow: var(--shadow-md);
}

.related-card__title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.related-card__title a {
  color: var(--color-text);
  text-decoration: none;
}

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

.related-card__summary {
  font-size: 0.85rem;
  color: var(--color-text-sub);
  line-height: 1.7;
}

.search-result-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.1rem;
  margin-bottom: 0.6rem;
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.search-result-item__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  flex-shrink: 0;
}

.search-result-item__info {
  flex: 1;
}

.search-result-item__title {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.search-result-item__excerpt {
  font-size: 0.83rem;
  color: var(--color-text-sub);
}

.btn-favorite {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.82rem;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: all var(--transition);
}

.btn-favorite:hover,
.btn-favorite.active {
  background: var(--color-accent-light);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-favorite .star {
  font-size: 0.9rem;
}

.notice {
  display: flex;
  gap: 0.6rem;
  padding: 0.7rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin: 0.75rem 0;
  border: 1px solid transparent;
}

.notice--info {
  background: #edf3fa;
  border-color: #b8d0ea;
  color: #2a5a8a;
}

.notice--warning {
  background: #faf3e6;
  border-color: #e8c97c;
  color: #7a5a20;
}

.notice--stub {
  background: var(--color-accent-light);
  border-color: #d4b88a;
  color: var(--color-accent);
}

.toc {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  margin: 0 0 1.25rem;
  display: inline-block;
  min-width: 220px;
  max-width: 100%;
}

.toc__title {
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-text-sub);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.toc__toggle {
  font-size: 0.75rem;
  cursor: pointer;
  color: var(--color-link);
  background: none;
  border: none;
  font-family: var(--font-sans);
}

.toc__list {
  list-style: none;
  font-size: 0.83rem;
}

.toc__list li {
  margin-bottom: 0.2rem;
}

.toc__list a {
  color: var(--color-link);
  text-decoration: none;
}

.toc__list a:hover {
  text-decoration: underline;
}

.toc__list--sub {
  list-style: none;
  padding-left: 1rem;
  margin-top: 0.15rem;
}

.pages-table,
.list-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.pages-table th,
.list-table th {
  background: var(--color-table-header);
  font-weight: 700;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--color-border);
  text-align: left;
  position: static;
  top: var(--header-height);
}

.pages-table td,
.list-table td {
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--color-border-light);
  vertical-align: middle;
}

.pages-table tr:nth-child(even) td,
.list-table tr:nth-child(even) td {
  background: var(--color-table-stripe);
}

.pages-table tr:hover td,
.list-table tr:hover td {
  background: var(--color-primary-light);
}

.pages-table__icon,
.list-table__icon {
  width: 28px;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

@media (max-width: 900px) {
  :root {
    --sidebar-width: 200px;
  }
}

@media (max-width: 768px) {
  .layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    min-width: 100%;
    height: auto;
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--color-sidebar-border);
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 0.5rem;
    gap: 0.5rem;
  }

  .sidebar__section {
    min-width: 180px;
    border-bottom: none;
    border-right: 1px solid var(--color-border-light);
    padding: 0.5rem;
    margin-bottom: 0;
  }

  .sidebar__section:last-child {
    border-right: none;
  }

  .main-content {
    padding: 1rem;
  }

  .article-layout {
    grid-template-columns: 1fr;
  }

  .infobox {
    max-width: 100%;
  }

  .site-header {
    flex-wrap: wrap;
    height: auto;
    padding: 0.5rem 0.75rem;
    gap: 0.5rem;
  }

  .site-header__search {
    max-width: 100%;
    order: 3;
    flex-basis: 100%;
  }

  .site-header__nav {
    margin-left: 0;
    order: 2;
  }

  .home-cards {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }

  .ranking-tabs {
    flex-wrap: nowrap;
  }
}

@media (max-width: 480px) {
  .site-header__title-ja {
    font-size: 0.85rem;
  }

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

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

  .page-header__title {
    font-size: 1.4rem;
  }
}

.text-muted { color: var(--color-text-muted); }
.text-sub { color: var(--color-text-sub); }
.text-primary { color: var(--color-primary); }
.text-accent { color: var(--color-accent); }
.text-sm { font-size: 0.85rem; }
.text-xs { font-size: 0.78rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.items-center { align-items: center; }
.hidden { display: none !important; }

.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 1rem 0;
}

.ranking-loading,
.ranking-empty {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.status-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.1em 0.55em;
  border-radius: var(--radius-full);
  vertical-align: middle;
  margin-left: 0.35em;
  border: 1px solid transparent;
  white-space: nowrap;
}

.status-badge--active {
  background: #e6f4ec;
  color: #2e7d4f;
  border-color: #a8d8b8;
}

.status-badge--hiatus {
  background: #faf3e0;
  color: #8a6820;
  border-color: #e8d48a;
}

.status-badge--ended {
  background: #f5eded;
  color: #8a3a3a;
  border-color: #d8aaaa;
}

.status-badge--unknown {
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  border-color: var(--color-border);
}

.status-badge--has-page {
  background: #e6eef8;
  color: #2a5a8a;
  border-color: #a8c4e0;
}

.status-badge--no-page {
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  border-color: var(--color-border);
}

.account-card .status-badge,
.account-list-item .status-badge {
  display: block;
  margin: 0.3rem auto 0;
  width: fit-content;
}

.file-upload-input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.file-upload-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.42rem 0.9rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-family: var(--font-sans);
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  user-select: none;
}

.file-upload-label::before {
  content: '📎';
  font-size: 0.9rem;
}

.file-upload-label:hover {
  background: var(--color-bg-alt);
  border-color: var(--color-primary-border);
}

.file-upload-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.file-upload-name {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  max-width: 240px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}