/* masahiko.info /tools - external stylesheet, scoped to the Hatena fixed page. */
:root {
  color-scheme: light dark;
  --mi-tools-page: #ffffff;
  --mi-tools-surface: #ffffff;
  --mi-tools-surface-muted: #f6f6f3;
  --mi-tools-text: #25221d;
  --mi-tools-text-soft: #514c43;
  --mi-tools-text-muted: #756e63;
  --mi-tools-border: #e6e4df;
  --mi-tools-accent: #936a3a;
  --mi-tools-link: #704b23;
  --mi-tools-link-hover: #3f2a15;
  --mi-tools-focus: #126f67;
  --mi-tools-logo: url("https://re.masahiko.info/img/brand/mi-logo-light.svg");
  --mi-tools-font: "BIZ UDPGothic", "Noto Sans JP", "Hiragino Sans",
    "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Yu Gothic", Meiryo, sans-serif;
  --mi-theme-border: var(--mi-tools-border);
  --mi-theme-font: var(--mi-tools-font);
  --mi-theme-surface: var(--mi-tools-surface);
  --mi-theme-surface-muted: var(--mi-tools-surface-muted);
  --mi-theme-text: var(--mi-tools-text);
  --mi-theme-text-muted: var(--mi-tools-text-muted);
  --mi-theme-text-soft: var(--mi-tools-text-soft);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-mi-theme]) {
    color-scheme: dark;
    --mi-tools-page: #171613;
    --mi-tools-surface: #1c1a17;
    --mi-tools-surface-muted: #292621;
    --mi-tools-text: #eeeae2;
    --mi-tools-text-soft: #c9c2b7;
    --mi-tools-text-muted: #a59d90;
    --mi-tools-border: #3c3831;
    --mi-tools-accent: #d1a06a;
    --mi-tools-link: #ddb17e;
    --mi-tools-link-hover: #f0c99b;
    --mi-tools-focus: #65cbbf;
    --mi-tools-logo: url("https://re.masahiko.info/img/brand/mi-logo.svg");
  }
}

:root[data-mi-theme="dark"] {
  color-scheme: dark;
  --mi-tools-page: #171613;
  --mi-tools-surface: #1c1a17;
  --mi-tools-surface-muted: #292621;
  --mi-tools-text: #eeeae2;
  --mi-tools-text-soft: #c9c2b7;
  --mi-tools-text-muted: #a59d90;
  --mi-tools-border: #3c3831;
  --mi-tools-accent: #d1a06a;
  --mi-tools-link: #ddb17e;
  --mi-tools-link-hover: #f0c99b;
  --mi-tools-focus: #65cbbf;
  --mi-tools-logo: url("https://re.masahiko.info/img/brand/mi-logo.svg");
}

:root[data-mi-theme="light"] {
  color-scheme: light;
}

body.static-page-tools,
body.static-page-tools #container,
body.static-page-tools #container-inner,
body.static-page-tools #content,
body.static-page-tools #content-inner,
body.static-page-tools #wrapper,
body.static-page-tools #main,
body.static-page-tools .entry,
body.static-page-tools .entry-content {
  width: 100% !important;
  max-width: none !important;
  min-width: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  background: var(--mi-tools-page) !important;
  box-shadow: none !important;
}

body.static-page-tools #globalheader-container,
body.static-page-tools #box1,
body.static-page-tools #box2,
body.static-page-tools #footer,
body.static-page-tools .entry-header,
body.static-page-tools .entry-footer,
body.static-page-tools .breadcrumb,
body.static-page-tools .pager,
body.static-page-tools .comment-box,
body.static-page-tools .hatena-star-container,
body.static-page-tools .social-buttons {
  display: none !important;
}

body.static-page-tools {
  overflow-x: hidden;
  background: var(--mi-tools-page) !important;
  color: var(--mi-tools-text);
  font-family: var(--mi-tools-font);
  font-feature-settings: "palt" 0;
  letter-spacing: 0;
}

body.static-page-tools *,
body.static-page-tools *::before,
body.static-page-tools *::after {
  box-sizing: border-box;
}

body.static-page-tools a:focus-visible,
body.static-page-tools button:focus-visible {
  outline: 2px solid var(--mi-tools-focus);
  outline-offset: 3px;
}

.mi-tools-page {
  min-height: 100vh;
  background: var(--mi-tools-page);
  color: var(--mi-tools-text);
}

body.static-page-tools #blog-title {
  display: block !important;
  height: auto !important;
  padding: 0 !important;
  border: 0 !important;
  background: var(--mi-tools-surface);
  color: var(--mi-tools-text);
  text-align: start !important;
}

body.static-page-tools #blog-title-inner,
body.static-page-tools .mi-site-bar,
body.static-page-tools .mi-tools-local-nav__inner,
.mi-tools-main,
.mi-tools-footer__inner {
  width: min(calc(100% - 80px), 1176px);
  margin-right: auto;
  margin-left: auto;
}

body.static-page-tools #blog-title-inner {
  position: relative;
  display: block !important;
  box-sizing: border-box;
  width: min(calc(100% - 80px), 1176px) !important;
  height: auto !important;
  padding: 30px 48px 18px 0 !important;
  background: none !important;
}

body.static-page-tools #blog-title-content {
  display: block !important;
  width: auto !important;
  max-width: none !important;
  text-align: start !important;
}

body.static-page-tools #blog-title #title {
  display: block !important;
  float: none !important;
  width: auto !important;
  max-width: none !important;
  margin: 0 !important;
  padding: 0 !important;
  color: var(--mi-tools-text);
  font-family: var(--mi-tools-font);
  font-size: 28px;
  font-weight: 700;
  line-height: 1.35;
  text-align: start !important;
}

body.static-page-tools #blog-title #title::after {
  display: none !important;
  content: none !important;
}

body.static-page-tools #title a,
body.static-page-tools #title a:link,
body.static-page-tools #title a:visited {
  display: flex;
  min-height: 40px;
  align-items: center;
  padding: 0 0 0 52px !important;
  background-color: transparent !important;
  background-image: var(--mi-tools-logo) !important;
  background-position: left center !important;
  background-repeat: no-repeat !important;
  background-size: 40px 40px !important;
  color: var(--mi-tools-text) !important;
  font-family: var(--mi-tools-font);
  font-size: inherit;
  font-weight: 700;
  line-height: inherit;
  text-align: start !important;
  text-decoration: none !important;
  text-shadow: none !important;
}

body.static-page-tools #title a:hover {
  color: var(--mi-tools-link) !important;
}

body.static-page-tools #blog-title #blog-description {
  width: auto !important;
  margin: 6px 0 0 52px !important;
  color: var(--mi-tools-text-muted);
  font-family: var(--mi-tools-font);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.7;
  text-align: start !important;
  text-shadow: none !important;
}

body.static-page-tools #top-editarea {
  display: block !important;
  min-height: 0;
  padding: 0 !important;
  border-top: 1px solid var(--mi-tools-border);
  border-bottom: 1px solid var(--mi-tools-border);
  background: var(--mi-tools-surface);
  color: var(--mi-tools-text);
  text-align: start !important;
}

body.static-page-tools .mi-site-bar {
  display: flex;
  min-height: 50px;
  align-items: center;
  margin: 0 auto;
}

body.static-page-tools .mi-site-nav {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 28px;
  overflow-x: auto;
  scrollbar-width: thin;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}

body.static-page-tools .mi-site-nav a,
body.static-page-tools .mi-site-nav a:link,
body.static-page-tools .mi-site-nav a:visited {
  flex: 0 0 auto;
  padding: 15px 0 13px;
  border-bottom: 2px solid transparent;
  color: var(--mi-tools-text-soft);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

body.static-page-tools .mi-site-nav a:hover,
body.static-page-tools .mi-site-nav a[aria-current="page"] {
  border-bottom-color: var(--mi-tools-accent);
  color: var(--mi-tools-text);
}

body.static-page-tools .mi-tools-local-nav {
  border-top: 1px solid var(--mi-tools-border);
  background: var(--mi-tools-surface);
}

body.static-page-tools .mi-tools-local-nav__inner {
  min-height: 44px;
}

body.static-page-tools .mi-tools-local-nav__list {
  display: grid;
  grid-template-columns: repeat(4, max-content);
  justify-content: start;
  gap: 30px;
  margin: 0;
  padding: 0;
  list-style: none;
}

body.static-page-tools .mi-tools-local-nav__list a {
  display: flex;
  min-height: 44px;
  align-items: center;
  padding: 11px 0 9px;
  border-bottom: 2px solid transparent;
  color: var(--mi-tools-text-muted);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.55;
  text-decoration: none;
}

body.static-page-tools .mi-tools-local-nav__list a[aria-current="page"] {
  border-bottom-color: var(--mi-tools-accent);
  color: var(--mi-tools-text);
}

body.static-page-tools .mi-tools-local-nav__list a:hover,
body.static-page-tools .mi-tools-local-nav__list a:focus-visible {
  color: var(--mi-tools-text);
}

body.static-page-tools .mi-tools-index__segment {
  display: inline;
  white-space: nowrap;
}

.mi-tools-main {
  padding: 56px 0 96px;
}

.mi-tools-hero {
  max-width: 780px;
}

.mi-tools-kicker {
  margin: 0 0 10px;
  color: var(--mi-tools-text-muted);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.mi-tools-main h1 {
  margin: 0;
  color: var(--mi-tools-text);
  font-size: 44px;
  font-weight: 700;
  line-height: 1.35;
}

.mi-tools-lead {
  margin: 24px 0 0;
  color: var(--mi-tools-text-soft);
  font-size: 18px;
  line-height: 1.9;
}

.mi-tools-section {
  padding-top: 62px;
  scroll-margin-top: 24px;
}

.mi-tools-section__heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.7fr);
  gap: 28px;
  align-items: end;
  margin-bottom: 24px;
}

.mi-tools-section h2 {
  margin: 0;
  color: var(--mi-tools-text);
  font-size: 26px;
  line-height: 1.5;
}

.mi-tools-section h2::before {
  display: block;
  width: 34px;
  height: 2px;
  margin-bottom: 12px;
  background: var(--mi-tools-accent);
  content: "";
}

.mi-tools-section__description {
  margin: 0;
  color: var(--mi-tools-text-muted);
  font-size: 14px;
  line-height: 1.75;
}

.mi-tools-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.mi-tools-item {
  display: flex;
  min-width: 0;
  min-height: 220px;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--mi-tools-border);
  border-radius: 6px;
  background: var(--mi-tools-surface);
}

.mi-tools-item[data-secondary="true"] {
  background: color-mix(in srgb, var(--mi-tools-surface-muted) 55%, var(--mi-tools-surface));
}

.mi-tools-item__type {
  margin: 0 0 10px;
  color: var(--mi-tools-accent);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.5;
  text-transform: uppercase;
}

.mi-tools-item h3 {
  overflow-wrap: anywhere;
  margin: 0;
  color: var(--mi-tools-text);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.55;
}

.mi-tools-item__description {
  margin: 12px 0 20px;
  color: var(--mi-tools-text-soft);
  font-size: 14px;
  line-height: 1.8;
}

.mi-tools-item__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: auto 0 0;
  padding: 17px 0 0;
  border-top: 1px solid var(--mi-tools-border);
}

.mi-tools-item__links a {
  color: var(--mi-tools-link);
  font-size: 13px;
  font-weight: 700;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.mi-tools-item__links a::after {
  margin-left: 4px;
  content: "↗";
  font-size: 10px;
}

.mi-tools-item__links a:hover {
  color: var(--mi-tools-link-hover);
}

.mi-tools-github {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 64px;
  padding: 26px 0;
  border-top: 1px solid var(--mi-tools-border);
  border-bottom: 1px solid var(--mi-tools-border);
  color: var(--mi-tools-text-soft);
}

.mi-tools-github p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
}

.mi-tools-github a {
  flex: 0 0 auto;
  color: var(--mi-tools-link);
  font-size: 14px;
  font-weight: 700;
  text-underline-offset: 3px;
}

.mi-tools-footer {
  padding: 28px 18px;
  border-top: 1px solid var(--mi-tools-border);
  background: var(--mi-tools-surface);
  color: var(--mi-tools-text-muted);
}

.mi-tools-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 12px;
  line-height: 1.7;
}

.mi-tools-footer a {
  color: var(--mi-tools-link);
}

@media (max-width: 1023px) {
  body.static-page-tools #blog-title-inner,
  body.static-page-tools .mi-site-bar,
  body.static-page-tools .mi-tools-local-nav__inner,
  .mi-tools-main,
  .mi-tools-footer__inner {
    width: calc(100% - 64px);
  }

  body.static-page-tools #blog-title-inner {
    width: calc(100% - 64px) !important;
  }

  .mi-tools-section__heading {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }
}

@media (max-width: 639px) {
  body.static-page-tools #blog-title-inner,
  body.static-page-tools .mi-site-bar,
  .mi-tools-main,
  .mi-tools-footer__inner {
    width: calc(100% - 36px);
  }

  body.static-page-tools #blog-title-inner {
    width: calc(100% - 36px) !important;
    padding: 20px 44px 14px 0 !important;
  }

  body.static-page-tools .mi-theme-switch {
    top: 20px;
  }

  body.static-page-tools #blog-title #title {
    font-size: 22px;
    line-height: 1.4;
  }

  body.static-page-tools #title a,
  body.static-page-tools #title a:link,
  body.static-page-tools #title a:visited {
    min-height: 34px;
    padding-left: 44px !important;
    background-size: 34px 34px !important;
  }

  body.static-page-tools #blog-title #blog-description {
    margin: 8px 0 0 44px !important;
    font-size: 13px;
    line-height: 1.65;
  }

  body.static-page-tools .mi-site-bar {
    padding: 8px 0 10px;
  }

  body.static-page-tools .mi-site-nav {
    width: 100%;
    gap: 22px;
  }

  body.static-page-tools .mi-site-nav a,
  body.static-page-tools .mi-site-nav a:link,
  body.static-page-tools .mi-site-nav a:visited {
    padding-top: 11px;
    padding-bottom: 9px;
    font-size: 13px;
  }

  body.static-page-tools .mi-tools-local-nav__inner {
    width: 100%;
    padding: 8px 12px;
  }

  body.static-page-tools .mi-tools-local-nav__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  body.static-page-tools .mi-tools-local-nav__list li {
    min-width: 0;
  }

  body.static-page-tools .mi-tools-local-nav__list a {
    min-width: 0;
    flex-direction: column;
    justify-content: center;
    align-content: center;
    min-height: 52px;
    padding: 5px 2px;
    font-size: 11px;
    line-height: 1.45;
    text-align: center;
  }

  body.static-page-tools .mi-tools-index__segment {
    display: block;
  }

  .mi-tools-main {
    padding: 44px 0 72px;
  }

  .mi-tools-main h1 {
    font-size: 34px;
  }

  .mi-tools-lead {
    font-size: 16px;
  }

  .mi-tools-section {
    padding-top: 52px;
  }

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

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

  .mi-tools-item {
    min-height: 0;
    padding: 21px 20px;
  }

  .mi-tools-github,
  .mi-tools-footer__inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 359px) {
  body.static-page-tools #blog-title #title {
    font-size: 20px;
  }

  body.static-page-tools .mi-site-nav {
    gap: 15px;
  }

  body.static-page-tools .mi-site-nav a {
    font-size: 11px;
  }

  body.static-page-tools .mi-tools-local-nav__list a {
    font-size: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mi-tools-page *,
  .mi-tools-page *::before,
  .mi-tools-page *::after {
    scroll-behavior: auto !important;
  }
}

/* Shared System / Light / Dark switch for the three-site family. */
.mi-theme-switch {
  position: absolute;
  top: 30px;
  right: 0;
  z-index: 20;
  display: none;
}

.mi-theme-js .mi-theme-switch--ready {
  display: block;
}

.mi-theme-trigger {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  padding: 0;
  border: 1px solid var(--mi-theme-border);
  border-radius: 4px;
  background: transparent;
  color: var(--mi-theme-text-muted);
  cursor: pointer;
  font: 21px/1 "Segoe UI Symbol", var(--mi-theme-font);
}

.mi-theme-trigger:hover,
.mi-theme-trigger[aria-expanded="true"] {
  border-color: var(--mi-theme-border);
  background: var(--mi-theme-surface-muted);
  color: var(--mi-theme-text);
}

.mi-theme-options {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  display: grid;
  width: 140px;
  padding: 4px;
  border: 1px solid var(--mi-theme-border);
  border-radius: 4px;
  background: var(--mi-theme-surface);
  box-shadow: 0 6px 18px rgb(0 0 0 / 12%);
}

.mi-theme-options[hidden] {
  display: none;
}

.mi-theme-options button {
  min-height: 36px;
  padding: 6px 10px;
  border: 0;
  border-radius: 3px;
  background: transparent;
  color: var(--mi-theme-text-soft);
  cursor: pointer;
  font: 400 13px/1.4 var(--mi-theme-font);
  text-align: left;
}

.mi-theme-options button:hover,
.mi-theme-options button[aria-pressed="true"] {
  background: var(--mi-theme-surface-muted);
  color: var(--mi-theme-text);
}