:root {
  color-scheme: dark;
  --black: #000;
  --screen: #000;
  --white: #f5f5f5;
  --blue: #0000aa;
  --red: #aa0000;
  --cyan: #00ffff;
  --teal: #00aaaa;
  --yellow: #ffff55;
  --green: #55ff55;
  --gray: #bcbcbc;
  --dark-gray: #555;
  --mono: "Lucida Console", "Cascadia Mono", "Courier New", monospace;
}

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--black); }
body {
  margin: 0;
  color: var(--white);
  background: var(--black);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.55;
}
a { color: var(--green); text-decoration: none; }
a:hover { color: var(--yellow); text-decoration: underline; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--yellow); outline-offset: 3px; }
kbd {
  padding: 1px 5px;
  border: 1px solid var(--cyan);
  color: var(--yellow);
  background: var(--blue);
  font: inherit;
}
code, pre { font-family: var(--mono); }
code { color: var(--yellow); }
.site-shell { width: min(1120px, calc(100% - 32px)); margin: 28px auto 34px; }
.skip-link { position: absolute; top: -100px; left: 12px; z-index: 4; padding: 8px 12px; color: var(--black); background: var(--yellow); }
.skip-link:focus { top: 8px; }

.system-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 70px;
  margin-bottom: 20px;
}
.system-name { display: flex; align-items: center; gap: 13px; color: var(--cyan); }
.system-name > span:last-child { display: flex; flex-direction: column; font-size: 12px; }
.system-name strong { color: var(--white); font-size: 20px; letter-spacing: .08em; }
.system-mark {
  display: grid;
  width: 52px;
  height: 45px;
  place-items: center;
  border: 3px double var(--cyan);
  color: var(--cyan);
  background: var(--blue);
  font-size: 19px;
  font-weight: bold;
}
.system-status { color: var(--green); font-size: 11px; letter-spacing: .08em; }
.status-light { display: inline-block; width: 8px; height: 8px; margin-right: 5px; background: var(--green); }
.status-divider { padding: 0 7px; color: var(--cyan); }

.main-functions {
  position: relative;
  margin: 0 0 22px;
  padding: 25px 24px 19px;
  border: 6px double var(--yellow);
  background: var(--red);
  box-shadow: 0 0 0 4px #450000;
}
.main-functions-title {
  position: absolute;
  top: -20px;
  left: 16px;
  padding: 2px 12px;
  border: 4px double var(--cyan);
  color: var(--cyan);
  background: var(--blue);
  font-size: 14px;
  font-weight: bold;
}
.main-functions-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2px 34px; }
.main-functions-grid a { display: flex; align-items: baseline; gap: 8px; min-width: 0; color: var(--yellow); font-size: 16px; }
.main-functions-grid a:hover, .main-functions-grid a[aria-current="page"] { color: var(--white); text-decoration: none; }
.menu-key { flex: 0 0 22px; color: var(--white); }
.menu-label { color: inherit; }
.menu-detail { color: #ffaaaa; font-size: 12px; }

.screen-content { min-height: 300px; padding: 5px 1px 28px; }
.screen-page-heading {
  margin: 0 0 24px;
  padding: 8px 12px 12px;
  border-bottom: 2px solid var(--cyan);
}
.screen-page-heading > p:first-child { margin: 0 0 5px; color: var(--cyan); font-size: 12px; letter-spacing: .08em; }
.screen-page-heading > p:first-child span { color: var(--yellow); }
.screen-page-heading h1 { margin: 0; color: var(--white); font-size: clamp(20px, 3vw, 29px); font-weight: normal; }
.screen-page-heading > p:last-child:not(:first-child) { max-width: 78ch; margin: 8px 0 0; color: var(--gray); font-size: 13px; }
.home-columns { display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }
.terminal-panel { border: 1px solid var(--dark-gray); background: var(--black); }
.terminal-panel h2 { margin: 0 0 13px; color: var(--cyan); font-size: 15px; font-weight: normal; }
.terminal-panel p { margin: 0 0 12px; color: var(--gray); }
.news-panel, .status-panel, .source-panel { padding: 19px 21px; }
.news-panel p { max-width: 76ch; }
.screen-highlight { color: var(--yellow); }
.terminal-rule { height: 1px; margin: 17px 0; background: var(--dark-gray); }
.terminal-message { color: var(--green) !important; }
.system-details { margin: 0; }
.system-details > div { display: grid; grid-template-columns: 110px 1fr; gap: 10px; }
.system-details dt { color: var(--cyan); }
.system-details dd { margin: 0; color: var(--yellow); }
.system-details .online { color: var(--green); }
.terminal-note { margin-top: 15px !important; font-size: 12px; }
.command-prompt { margin-top: 25px; color: var(--white); }
.command-prompt > span { color: var(--gray); }
.cursor { color: var(--white); animation: blink 1.1s steps(2, start) infinite; }
@keyframes blink { to { visibility: hidden; } }

.global-functions { margin-top: 22px; border: 4px double var(--red); outline: 1px solid var(--teal); background: var(--teal); }
.global-functions-title {
  width: max-content;
  margin: -13px 0 0 20px;
  padding: 0 9px;
  border-right: 3px double var(--red);
  border-left: 3px double var(--red);
  color: var(--cyan);
  background: var(--blue);
  font-weight: bold;
}
.global-functions-items { display: flex; flex-wrap: wrap; gap: 3px 21px; padding: 8px 19px 11px; }
.global-functions-items a { color: #760000; font-size: 12px; font-weight: bold; }
.global-functions-items a strong { color: var(--black); }
.global-functions-items a:hover { color: var(--white); }
.system-prompt { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 5px 18px; padding: 17px 2px 0; color: var(--gray); font-size: 12px; }
.system-prompt span:first-child { color: var(--white); }

.directory-panel { padding: 0 15px; }
.directory-heading, .manual-directory li { display: grid; grid-template-columns: minmax(145px, .7fr) minmax(0, 2fr) minmax(80px, .35fr); gap: 14px; align-items: baseline; }
.directory-heading { padding: 9px 5px 6px; border-bottom: 1px solid var(--teal); color: var(--cyan); }
.manual-directory { margin: 0; padding: 0 5px; list-style: none; }
.manual-directory li { padding: 8px 0; border-bottom: 1px dashed #333; }
.manual-filename { color: var(--yellow); }
.manual-subject { color: var(--green); }
.manual-action { color: var(--cyan); font-size: 10px; }
.source-panel { margin-top: 18px; }
.source-panel p:last-child { margin-bottom: 0; }

.screen-heading { margin: 0 0 18px; padding: 6px 9px; color: var(--black); background: var(--teal); }
.screen-heading a { color: var(--black); text-decoration: underline; }
.manual-page { max-width: 95ch; }
.manual-title { margin-bottom: 20px; padding: 4px 10px 12px; border-bottom: 1px dashed var(--dark-gray); }
.manual-title h1 { margin: 0; color: var(--yellow); font-size: 24px; font-weight: normal; }
.manual-title p { margin: 6px 0 9px; color: var(--cyan); font-size: 10px; letter-spacing: .08em; }
.manual-title p span { color: var(--yellow); }
.manual-original { font-size: 11px; }
.manual-toc { margin: 18px 0 25px; padding: 12px 16px; border: 1px solid var(--dark-gray); }
.manual-toc > strong { color: var(--cyan); font-size: 12px; font-weight: normal; }
.manual-toc ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 22px; margin: 8px 0 0; padding: 0; list-style: none; }
.manual-toc a { font-size: 12px; }
.manual-toc a::before { content: "> "; color: var(--yellow); }
.manual-prose { max-width: 82ch; color: var(--gray); font-family: var(--mono); font-size: 14px; line-height: 1.75; overflow-wrap: anywhere; }
.manual-prose h1, .manual-prose h2, .manual-prose h3 { margin: 28px 0 12px; color: var(--cyan); font-size: 17px; font-weight: normal; }
.manual-prose h1 { padding-bottom: 6px; border-bottom: 1px solid var(--teal); color: var(--yellow); font-size: 21px; }
.manual-prose p { margin: 0 0 15px; }
.manual-prose ul, .manual-prose ol { margin: 0 0 17px; padding-left: 28px; }
.manual-prose li { padding-left: 3px; }
.manual-prose li::marker { color: var(--yellow); }
.manual-prose pre { overflow-x: auto; margin: 14px 0; padding: 13px 15px; border-left: 3px solid var(--teal); color: var(--green); background: #101010; font-size: 12px; line-height: 1.6; }
.manual-prose blockquote { margin: 14px 0; padding-left: 15px; border-left: 2px solid var(--yellow); color: var(--white); }
.manual-pagination { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 32px; padding: 12px; border-top: 1px solid var(--teal); font-size: 11px; }
.manual-pagination > span { color: var(--cyan); }

.page-heading { margin: 0 0 23px; padding: 8px 12px 13px; border-bottom: 2px solid var(--cyan); }
.page-heading h1 { margin: 0; color: var(--white); font-size: clamp(20px, 3vw, 29px); font-weight: normal; }
.page-heading > p { margin: 7px 0 0; color: var(--gray); font-size: 13px; }
.eyebrow { color: var(--cyan) !important; font-size: 11px !important; letter-spacing: .08em; }
.panel { border: 1px solid var(--dark-gray); background: var(--black); box-shadow: none; }
.archive-list { margin-top: 18px; padding: 16px; }
.archive-list .section-title { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 11px; }
.archive-list .section-title h2 { margin: 0; color: var(--cyan); font-size: 15px; font-weight: normal; }
.archive-list > p { margin-bottom: 12px; color: var(--gray); font-size: 12px; }
.count-badge { color: var(--yellow); font-size: 11px; }
.file-list { margin: 0; padding: 0; list-style: none; }
.file-list li + li { border-top: 1px dashed #333; }
.file-list a { display: flex; align-items: baseline; gap: 12px; padding: 6px 4px; color: var(--green); text-decoration: none; }
.file-list a:hover { color: var(--yellow); background: #101010; }
.file-icon { min-width: 45px; color: var(--cyan); font-size: 10px; }
.file-name { flex: 1; overflow-wrap: anywhere; }
.file-action { color: var(--yellow); font-size: 10px; }
.scan-note { display: flex; gap: 15px; margin-bottom: 18px; padding: 15px; border-left: 3px solid var(--cyan); }
.scan-note h2 { margin: 0 0 7px; color: var(--yellow); font-size: 15px; font-weight: normal; }
.scan-note p { margin: 0 0 7px; color: var(--gray); font-size: 12px; }
.scan-icon { color: var(--yellow); }
.file-table-wrap { overflow-x: auto; border: 1px solid var(--dark-gray); }
.retro-table { width: 100%; border-collapse: collapse; background: var(--black); font-size: 12px; text-align: left; }
.retro-table th { padding: 8px 10px; color: var(--cyan); font-weight: normal; white-space: nowrap; }
.retro-table td { padding: 8px 10px; border-top: 1px dashed #333; color: var(--green); vertical-align: top; }
.retro-table tr:hover td { background: #101010; }
.retro-table a { color: var(--yellow); }
.table-description { display: block; max-width: 75ch; color: var(--gray); font-size: 11px; }
.empty-state { padding: 25px 18px; text-align: left; }
.empty-state h2 { color: var(--yellow); font-size: 16px; font-weight: normal; }
.empty-state p { color: var(--gray); }
.empty-prompt { color: var(--green); }
.archive-reference { margin-top: 15px; color: var(--gray); font-size: 12px; }
.gallery-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 15px; }
.gallery-item { min-width: 0; margin: 0; padding: 9px; }
.gallery-item > a { display: block; overflow: hidden; background: #000; }
.gallery-item img { display: block; width: 100%; height: auto; }
.gallery-item figcaption { display: flex; justify-content: space-between; gap: 10px; padding: 8px 2px 0; color: var(--yellow); font-size: 10px; }
.gallery-item figcaption a { font-size: 9px; }
.ansi-sample { display: grid; grid-template-columns: 1fr .85fr; align-items: center; gap: 20px; margin-top: 18px; padding: 17px; }
.ansi-sample h2 { color: var(--yellow); font-weight: normal; }
.ansi-sample p:not(.eyebrow) { color: var(--gray); font-size: 12px; }
.ansi-sample pre { overflow: auto; padding: 12px; color: var(--green); background: #101010; font-size: 11px; }
.breadcrumb { color: var(--gray); font-size: 11px; }
.breadcrumb span { color: var(--cyan); }
.file-detail { padding: 18px; }
.file-detail-meta { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-bottom: 18px; color: var(--gray); font-size: 11px; }
.file-detail-meta b { color: var(--cyan); }
.file-detail h2 { color: var(--yellow); font-size: 15px; font-weight: normal; }
.file-description { overflow: auto; max-height: 620px; padding: 14px; border: 1px solid var(--dark-gray); color: var(--green); background: #080808; font-size: 12px; white-space: pre-wrap; overflow-wrap: anywhere; }
.button { display: inline-block; padding: 6px 10px; border: 1px solid var(--cyan); color: var(--cyan); font-size: 11px; }
.button:hover { color: var(--black); background: var(--cyan); }

.directory-prompt {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-height: 31px;
  margin: 0 0 24px;
  color: var(--white);
  white-space: nowrap;
}
.directory-prompt input {
  width: 12ch;
  padding: 0;
  border: 0;
  border-radius: 0;
  outline: 0;
  color: var(--white);
  background: transparent;
  font: inherit;
  text-transform: uppercase;
  caret-color: var(--white);
}
.directory-prompt input:focus { color: var(--yellow); }
.directory-hint { min-height: 0; margin: -16px 0 12px; color: var(--cyan); font-size: 12px; }
.directory-hint:empty { display: none; }
.directory-catalog { margin: -9px 0 20px; color: var(--cyan); }
.directory-choice { margin-right: 15px; padding: 0; border: 0; color: var(--yellow); background: transparent; font: inherit; cursor: pointer; }
.directory-choice:hover { color: var(--white); text-decoration: underline; }
.file-directory { margin: 0 0 30px; }
.file-directory[hidden] { display: none; }
.directory-name { margin: 0 0 5px; color: var(--white); font-size: 15px; font-weight: normal; }
.file-list-viewport { overflow-x: hidden; }
.bbs-file-list {
  width: 100%;
  min-width: 0;
  table-layout: fixed;
  border-collapse: collapse;
  color: var(--green);
  font: inherit;
  line-height: 1.58;
  text-align: left;
}
.file-marker-column { width: 2ch; }
.file-name-column { width: 16ch; }
.file-date-column { width: 8ch; }
.file-size-column { width: 6ch; }
.file-time-column { width: 6ch; }
.file-downloads-column { width: 7ch; }
.file-description-column { width: auto; }
.bbs-file-list th, .bbs-file-list td { height: 1.55em; padding: 0; overflow: hidden; text-overflow: clip; white-space: nowrap; }
.bbs-file-list th { color: var(--cyan); font-weight: normal; }
.bbs-file-list .file-underlines th { height: 1em; padding-bottom: 3px; color: var(--teal); line-height: 1; }
.bbs-file-list .file-entry td { color: var(--green); }
.bbs-file-list .file-name a { display: block; overflow: hidden; color: var(--yellow); text-overflow: clip; }
.bbs-file-list .file-name a:hover { color: var(--white); text-decoration: underline; }
.bbs-file-list .file-date, .bbs-file-list .file-size, .bbs-file-list .file-time, .bbs-file-list .file-downloads { text-align: right; padding-right: 1ch; }
.bbs-file-list .file-description { overflow: hidden; max-height: none; padding: 0; border: 0; color: var(--green); background: transparent; font: inherit; white-space: nowrap; text-overflow: clip; }
.file-command-prompt { margin: 36px 0 0; color: var(--white); }
.file-command-prompt span { color: #aa00aa; }
.file-detail { max-width: 900px; padding: 12px; }
.file-detail h1 { margin: 7px 0 20px; color: var(--yellow); font-size: 22px; font-weight: normal; }
.back-to-list { margin: 20px 0 0; }

.bbs-title-box {
  width: max-content;
  max-width: 100%;
  margin: 0 0 22px;
  color: var(--cyan);
  font: inherit;
  line-height: 1.35;
  white-space: pre;
}
.bbs-list-viewport { overflow-x: auto; }
.bbs-directory {
  width: 100%;
  min-width: 128ch;
  border-collapse: collapse;
  table-layout: fixed;
  color: var(--green);
  font: 12px/1.65 var(--mono);
  text-align: left;
  white-space: nowrap;
}
.bbs-name-column { width: 32ch; }
.bbs-location-column { width: 24ch; }
.bbs-system-column { width: 10ch; }
.bbs-telnet-column, .bbs-telnets-column { width: 22ch; }
.bbs-web-column { width: 18ch; }
.bbs-directory th, .bbs-directory td { overflow: hidden; padding: 0 1ch 0 0; text-overflow: clip; }
.bbs-directory th { color: var(--cyan); font-weight: normal; }
.bbs-directory .bbs-heading-rule th { overflow: hidden; color: var(--cyan); }
.bbs-directory .bbs-entry td { height: 1.8em; }
.bbs-directory .bbs-entry .bbs-name { color: var(--yellow); }
.bbs-directory .bbs-entry a { color: var(--green); }
.bbs-directory .bbs-entry a:hover { color: var(--yellow); }
.bbs-directory .bbs-separator td { overflow: hidden; color: var(--dark-gray); line-height: 1.35; }
.bbs-list-notes {
  margin: 26px 0 0;
  overflow: hidden;
  color: var(--gray);
  font: 11px/1.65 var(--mono);
  white-space: pre;
}
.bbs-list-notes a { color: var(--cyan); }
.bbs-list-maintenance { margin-top: 15px; color: var(--dark-gray); font-size: 10px; }

@media (max-width: 700px) {
  .site-shell { width: calc(100% - 22px); margin-top: 16px; }
  .system-header { min-height: 54px; }
  .main-functions { padding: 23px 15px 15px; }
  .main-functions-grid { column-gap: 14px; }
  .main-functions-grid a { font-size: 14px; }
  .menu-detail { display: none; }
  .home-columns { grid-template-columns: 1fr; }
  .manual-toc ul { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .directory-prompt { flex-wrap: wrap; white-space: normal; }
  .file-list-viewport { overflow-x: auto; }
  .bbs-file-list { min-width: 880px; }
  .bbs-directory { min-width: 128ch; }
}
@media (max-width: 460px) {
  body { font-size: 13px; }
  .system-status { max-width: 112px; font-size: 9px; line-height: 1.7; text-align: right; }
  .system-mark { width: 43px; height: 39px; }
  .system-name strong { font-size: 17px; }
  .main-functions { padding-right: 10px; padding-left: 10px; }
  .main-functions-grid { gap: 4px 7px; }
  .main-functions-grid a { gap: 4px; font-size: 12px; }
  .menu-key { flex-basis: 18px; }
  .directory-panel { padding: 0 9px; }
  .directory-heading, .manual-directory li { grid-template-columns: minmax(105px, .9fr) minmax(0, 1.5fr); gap: 8px; }
  .directory-heading span:last-child, .manual-action { display: none; }
  .manual-subject { font-size: 11px; }
  .directory-prompt { gap: 4px; font-size: 11px; }
  .directory-prompt input { width: 9ch; }
  .directory-name { font-size: 13px; }
  .bbs-title-box, .bbs-list-notes { font-size: 10px; }
  .global-functions-items { gap: 5px 12px; padding-right: 9px; padding-left: 9px; }
  .global-functions-items a { font-size: 10px; }
  .system-prompt { font-size: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; }
}