@font-face {
  font-family: "Web437 IBM VGA 8x16";
  src: url("/fonts/Web437_IBM_VGA_8x16.woff") format("woff");
  font-display: swap;
}


:root {
  --bg: #fff;
  --fg: #000;
  --muted: #5c5c5c;
  --line: #a6a6a6;
  --surface: #f3f3f1;
  --surface-strong: #e4e3df;
  --ink: #382e1f;           /* the old menu text colour */
  --accent: #382e1f;
  --accent-fg: #fff;
  --error-bg: #fbeaea;
  --error-fg: #8a1c1c;
  --nfo-font: "Web437 IBM VGA 8x16", "DejaVu Sans Mono", Menlo, Consolas, "Liberation Mono", "Courier New", monospace;
  --ui-font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --gutter: 16px;
  --page: 960px;            /* one centred column for header, menus, toolbar and content */
  --nfo-size: 13px;
}

:root[data-theme="dark"] {
  --bg: #000;
  --fg: #fff;
  --muted: #a8a8a8;
  --line: #3a3a3a;
  --surface: #141414;
  --surface-strong: #262626;
  --ink: #e8e2d6;
  --accent: #e8e2d6;
  --accent-fg: #000;
  --error-bg: #3a1212;
  --error-fg: #ffb4b4;
  color-scheme: dark;
}

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

html {
  -webkit-text-size-adjust: 100%;   /* stop iOS inflating the NFO text */
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 var(--ui-font);
}

a { color: inherit; text-underline-offset: 2px; }
img { max-width: 100%; }
[hidden] { display: none !important; }

/* ---------- Header ---------- */

.site-header {
  border-bottom: 1px solid var(--line);
  background: linear-gradient(var(--surface), var(--bg));
}

.masthead {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: var(--page);
  margin: 0 auto;
  padding: 18px var(--gutter);
}
.banner { margin-left: auto; }
.theme-toggle { margin-left: auto; gap: 6px; padding: 6px 10px; }
.banner + .theme-toggle { margin-left: 0; }
.theme-toggle .i-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .i-sun { display: inline; }
:root[data-theme="dark"] .theme-toggle .i-moon { display: none; }
.theme-label { font-size: 13px; }

.logo { display: block; line-height: 0; }
.logo img { width: min(288px, 70vw); height: auto; image-rendering: pixelated; }
:root[data-theme="dark"] .logo img { filter: invert(1) hue-rotate(180deg); }

/* ---------- Site tabs (home/about/faq…) ---------- */

.tabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  max-width: var(--page);
  margin: 0 auto;
  padding: 10px var(--gutter);
}
.tabs::-webkit-scrollbar { display: none; }

.tab {
  flex: none;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
}
.tab:hover { background: var(--surface); }
.tab[aria-current="page"] { background: var(--accent); color: var(--accent-fg); }

/* ---------- ☰ site menu ---------- */

.subnav {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: var(--page);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.subnav .tabs { padding-left: 0; padding-right: 0; margin: 0; }
.subnav-current { display: none; font-weight: 600; color: var(--ink); }
.subnav .sitemenu { display: none; }

.sitemenu { position: relative; }
.sitemenu > summary { list-style: none; }
.sitemenu > summary::-webkit-details-marker { display: none; }
.sitemenu-btn { padding: 6px 9px; }
.sitemenu[open] > .sitemenu-btn { background: var(--surface-strong); }
.sitemenu-panel {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 30;
  display: grid;
  min-width: 200px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg);
  box-shadow: 0 8px 24px rgb(0 0 0 / .18);
}
.sitemenu-panel a {
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
}
.sitemenu-panel a:hover { background: var(--surface); }
.sitemenu-panel a[aria-current="page"] { background: var(--accent); color: var(--accent-fg); }

/* ---------- Viewer toolbar ---------- */

.toolbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 8px max(var(--gutter), calc((100% - var(--page)) / 2 + var(--gutter)));
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.seg {
  display: inline-flex;
  padding: 3px;
  border-radius: 10px;
  background: var(--surface-strong);
}
.seg-btn {
  padding: 6px 14px;
  border-radius: 7px;
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
}
.seg-btn[aria-current="page"] {
  background: var(--bg);
  box-shadow: 0 1px 2px rgb(0 0 0 / .2);
}

.actions { display: flex; gap: 6px; flex-wrap: wrap; margin-left: auto; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  color: var(--ink);
  font: 500 14px/1 var(--ui-font);
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { background: var(--surface); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
.btn-primary:hover { background: var(--accent); opacity: .9; }
.btn-wide { width: 100%; min-height: 48px; font-size: 16px; }

/* ---------- NFO display ---------- */

.viewer-main {
  max-width: var(--page);
  margin: 0 auto;
  padding: 12px var(--gutter) 32px;
}

.nfo-title {
  margin: 4px 0 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.nfo-scroll {
  overflow-x: auto;              /* "Actual size" mode, and the no-JS fallback */
  overflow-y: hidden;            /* never a vertical bar: the font's last line pokes 1px below the box */
  padding-bottom: 2px;
  -webkit-overflow-scrolling: touch;
}

pre.nfo {
  margin: 0;
  width: max-content;            /* so the JS can measure the true line length */
  font-family: var(--nfo-font);
  font-size: var(--nfo-size);
  line-height: 1;                /* block characters touch, no gaps between rows */
  font-variant-ligatures: none;
  tab-size: 8;
}
pre.nfo a { color: inherit; }

.nfo-image { display: block; height: auto; }
.page-viewer.is-actual .nfo-image { max-width: none; }
.page-viewer.is-actual #image-view { overflow-x: auto; }

/* ---------- Text pages ---------- */

.site-main {
  max-width: var(--page);
  margin: 0 auto;
  padding: 8px var(--gutter) 32px;
}
.page-section { max-width: 760px; }   /* comfortable line length, left edge in line with the logo */
.page-section h2 { font-size: 20px; margin: 8px 0 12px; }
.page-section h3 { font-size: 16px; margin: 20px 0 6px; }
.page-section ul { padding-left: 20px; }
.page-section li { margin: 4px 0; }
.inline-img { vertical-align: middle; }
:root[data-theme="dark"] .inline-img,
:root[data-theme="dark"] .copyleft { filter: invert(1); }

.faq dt { font-weight: 600; margin-top: 18px; }
.faq dd { margin: 4px 0 0; color: var(--muted); }
.url-list { padding-left: 18px; }
.url-list a { overflow-wrap: anywhere; }

/* ---------- Upload ---------- */

.upload { margin-top: 16px; display: grid; gap: 12px; }

.dropzone {
  position: relative;
  display: grid;
  gap: 4px;
  justify-items: center;
  padding: 28px 16px;
  border: 2px dashed var(--line);
  border-radius: 14px;
  background: var(--surface);
  text-align: center;
  cursor: pointer;
}
.dropzone:hover, .dropzone.is-over { border-color: var(--accent); }
.dropzone input[type=file] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}
.dropzone:focus-within { outline: 2px solid var(--accent); outline-offset: 2px; }
.dropzone-title { font-weight: 600; font-size: 17px; }
.dropzone-hint { color: var(--muted); font-size: 14px; }
.dropzone-file { font-family: var(--nfo-font); font-size: 14px; overflow-wrap: anywhere; }

.notice { margin: 0 0 12px; padding: 10px 14px; border-radius: 8px; }
.notice-error { background: var(--error-bg); color: var(--error-fg); }
.notice-ok { background: color-mix(in srgb, #2e7d32 14%, var(--bg)); color: var(--fg); }
.notice ul { margin: 6px 0 0; padding-left: 20px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- Admin ---------- */

.admin { max-width: var(--page); }
.admin h3 { margin: 0 0 8px; font-size: 17px; }
.admin-card {
  margin: 16px 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow-x: auto;
}
.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.admin-table th, .admin-table td { padding: 6px 8px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.admin-table th { font-weight: 600; color: var(--muted); }
.mono { font-family: var(--nfo-font); overflow-wrap: anywhere; }
.admin-table--pick td:nth-child(4) { white-space: nowrap; }
.muted { color: var(--muted); }
.bad { color: var(--error-fg); }
.field { display: grid; gap: 6px; margin: 14px 0; border: 0; padding: 0; }
.field label { display: block; margin: 4px 0; }
.field textarea, .field input[type=text] {
  width: 100%;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  color: var(--fg);
  font: 14px/1.4 var(--nfo-font);
}
.admin-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.btn-danger, .btn-danger:hover { background: var(--error-fg); border-color: var(--error-fg); color: var(--bg); }
.btn-danger:hover { opacity: .9; }

/* Phones: tables become stacked rows instead of squeezed columns */
@media (max-width: 600px) {
  .admin-table thead { display: none; }
  .admin-table tr { display: block; padding: 10px 0; border-bottom: 1px solid var(--line); }
  .admin-table td { display: block; border: 0; padding: 1px 0; }
  .admin-table td:empty { display: none; }
  .admin-table--pick tr { display: grid; grid-template-columns: 28px auto auto 1fr; gap: 2px 10px; align-items: baseline; }
  .admin-table--pick td:nth-child(1) { grid-row: 1 / span 2; }
  .admin-table--pick td:nth-child(2) { grid-column: 2 / -1; }
  .admin-table--pick td:empty { display: block; }
  .admin-table--pick td:nth-child(6) { grid-column: 2 / -1; }
}
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 20px var(--gutter) 28px;
  text-align: center;
  font-size: 14px;
  color: var(--muted);
}
.site-footer p { margin: 2px 0; }
.site-footer a { text-decoration: none; }
.site-footer .small { font-size: 12px; }
.copyleft { vertical-align: middle; }
.mascot-link { text-align: right; font-size: 10px; }

/* ---------- Small screens ---------- */

@media (max-width: 600px) {
  .masthead { padding: 12px var(--gutter); }
  .masthead { flex-wrap: nowrap; }
  .logo { min-width: 0; }
  .theme-label { display: none; }
  .theme-toggle { padding: 8px; }
  .subnav { padding-top: 10px; padding-bottom: 4px; }
  .subnav .sitemenu, .subnav-current { display: block; }
  .subnav .tabs { display: none; }
  .toolbar { padding: 8px 12px; }
  .toolbar { flex-wrap: wrap; }
  .seg { flex: 1; }
  .seg-btn { flex: 1; text-align: center; padding: 8px 6px; }
  .actions { flex: 1 1 100%; }
  .actions .btn { flex: 1; }
  .viewer-main { padding-left: 8px; padding-right: 8px; }
}

@media print {
  .site-header, .toolbar, .site-footer, .subnav { display: none; }
}