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

[hidden] { display: none !important; }


:root {
  --bg:       #080808;
  --bg2:      #111111;
  --bg3:      #1a1a1a;
  --border:   #242424;
  --border-hi:#383838;

  --fg:       #bdbdbd;
  --fg-dim:   #616161;
  --fg-muted: #848484;

  --blue:     #80a0ff;
  --cyan:     #79dac8;
  --green:    #8cc85f;
  --yellow:   #e3c78a;
  --magenta:  #cf87e8;
  --red:      #ff5454;

  --radius:    4px;
  --radius-lg: 8px;
  --font: 'JetBrains Mono', 'Cascadia Code', 'Fira Mono', monospace;
}


html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.6;
}


body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent, transparent 2px,
    rgba(0, 0, 0, 0.025) 2px, rgba(0, 0, 0, 0.025) 4px
  );
  pointer-events: none;
  z-index: 9999;
}


::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-hi); }
* { scrollbar-color: var(--border) var(--bg); scrollbar-width: thin; }


@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.35; }
}
@keyframes blink {
  0%, 49%  { opacity: 1; }
  50%, 100% { opacity: 0; }
}


#topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 30px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: stretch;
  z-index: 100;
  user-select: none;
}

.tb-session {
  display: flex;
  align-items: center;
  padding: 0 16px;
  font-size: 11px;
  border-right: 1px solid var(--border);
  white-space: nowrap;
}

.tb-u { color: var(--green); }
.tb-s { color: var(--fg-dim); }
.tb-h { color: var(--blue); }
.tb-p { color: var(--magenta); }

.tb-tabs {
  display: flex;
  align-items: stretch;
  flex: 1;
}

.tb-tab {
  font-size: 11px;
  padding: 0 18px;
  display: flex;
  align-items: center;
  cursor: pointer;
  text-decoration: none;
  color: var(--fg-muted);
  border-right: 1px solid transparent;
  letter-spacing: 0.04em;
  transition: color 0.1s, background 0.1s;
  position: relative;
}
.tb-tab:hover {
  color: var(--fg);
  background: rgba(255, 255, 255, 0.03);
}

.tb-tab.active {
  color: var(--fg);
  background: var(--bg);
  border-right-color: var(--border);
  border-left-color: var(--border);
}
.tb-tab.active::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--green);
}
.tb-tab:first-child.active {
  border-left-color: transparent;
}

.tb-right {
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 18px;
  font-size: 11px;
  color: var(--fg-muted);
  margin-left: auto;
  border-left: 1px solid var(--border);
}

.status-dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2.5s ease-in-out infinite;
  vertical-align: middle;
  margin-right: 4px;
}


#main {
  position: fixed;
  top: 30px; left: 0; right: 0; bottom: 22px;
  overflow-y: auto;
  background: var(--bg);
  padding: 36px 52px 52px;
}


#bottombar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: 22px;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 14px;
  font-size: 10px;
  color: var(--fg-dim);
  z-index: 100;
  user-select: none;
}
.bb-sep { margin: 0 12px; color: var(--border); }
.bb-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }


.view { display: none; }
.view.active { display: block; }


.prompt {
  display: flex;
  align-items: center;
  font-size: 12px;
  color: var(--fg-muted);
  margin-bottom: 10px;
}
.pr-u { color: var(--green); }
.pr-s { color: var(--fg-dim); }
.pr-h { color: var(--blue); }
.pr-p { color: var(--magenta); }
.pr-d { color: var(--fg-muted); white-space: pre; }
.pr-c { color: var(--fg); }

.output { margin-bottom: 32px; }


.cursor {
  display: inline-block;
  width: 7px; height: 13px;
  background: var(--fg);
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}


.home-sub {
  font-size: 11px;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}

.home-tags {
  font-size: 12px;
  color: var(--fg-dim);
  letter-spacing: 0.02em;
}

.links-list {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.term-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 11px;
  letter-spacing: 0.06em;
  transition: border-color 0.12s, color 0.12s, background 0.12s;
}
.term-link:hover {
  border-color: var(--blue);
  color: var(--blue);
  background: rgba(128, 160, 255, 0.05);
}


.kv-table {
  width: 100%;
  border-collapse: collapse;
  max-width: 680px;
}
.kv-table tr { border-bottom: 1px solid var(--border); }
.kv-table tr:last-child { border-bottom: none; }

.kv-key {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--fg-dim);
  padding: 12px 28px 12px 0;
  vertical-align: top;
  white-space: nowrap;
  width: 110px;
}
.kv-val {
  font-size: 12px;
  color: var(--fg);
  padding: 12px 0;
  line-height: 1.75;
}

.tag {
  display: inline-block;
  font-size: 10px;
  padding: 1px 8px;
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--fg-muted);
  margin: 2px 3px 2px 0;
}
.tag.b { border-color: rgba(128, 160, 255, 0.3); color: var(--blue); }
.tag.g { border-color: rgba(140, 200, 95,  0.3); color: var(--green); }
.tag.p { border-color: rgba(207, 135, 232, 0.3); color: var(--magenta); }
.tag.a { border-color: rgba(227, 199, 138, 0.3); color: var(--yellow); }
.tag.r { border-color: rgba(255, 84,  84,  0.3); color: var(--red); }
.tag.c { border-color: rgba(121, 218, 200, 0.3); color: var(--cyan); }


.proj-table {
  width: 100%;
  border-collapse: collapse;
  max-width: 820px;
}
.proj-table thead tr { border-bottom: 1px solid var(--border); }
.proj-table th {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--fg-dim);
  padding: 0 24px 10px 0;
  text-align: left;
  font-weight: 400;
}
.proj-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
}
.proj-table tbody tr:last-child { border-bottom: none; }
.proj-table tbody tr:hover { background: rgba(255, 255, 255, 0.02); }
.proj-table td { padding: 16px 24px 16px 0; vertical-align: top; }

.proj-id   { font-size: 10px; color: var(--fg-dim); white-space: nowrap; }
.proj-name { font-size: 13px; color: var(--fg); font-weight: 600; margin-bottom: 4px; }
.proj-desc { font-size: 11px; color: var(--fg-muted); line-height: 1.65; max-width: 460px; }

.proj-stack { display: flex; gap: 5px; flex-wrap: wrap; }
.proj-stack span {
  font-size: 10px;
  padding: 1px 7px;
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--fg-dim);
}

.proj-link {
  color: var(--blue);
  text-decoration: none;
  font-size: 11px;
  white-space: nowrap;
  transition: color 0.1s;
}
.proj-link:hover { color: var(--fg); }
.proj-link::after { content: ' \2197'; }

.proj-null { color: var(--fg-dim); font-size: 11px; }


.contact-json {
  font-size: 12px;
  line-height: 2.1;
  color: var(--fg-muted);
  max-width: 560px;
}
.j-brace { color: var(--fg-dim); }
.j-key   { color: var(--blue); }
.j-sep   { color: var(--fg-dim); }
.j-comma { color: var(--fg-dim); }
.j-val   { color: var(--green); }
.j-val a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(140, 200, 95, 0.25);
  transition: color 0.1s, border-color 0.1s;
}
.j-val a:hover { color: var(--fg); border-bottom-color: var(--fg); }


.app-page {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: calc(2.5rem + 30px) 1rem 4rem;
  background: var(--bg);
  overflow-y: auto;
}
.app { width: 100%; max-width: 660px; }

.app-header {
  margin-bottom: 2rem;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}
.app-header h1 {
  font-size: 15px;
  font-weight: 600;
  color: var(--blue);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.app-header h1 span { color: var(--fg-dim); font-weight: 400; }
.app-header p {
  font-size: 11px;
  color: var(--fg-muted);
  margin-top: 5px;
  line-height: 1.6;
}

.section-title {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--blue);
  margin-bottom: 1.25rem;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.field { margin-bottom: 1.4rem; }

.field-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-dim);
  margin-bottom: 7px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.field-label .opt {
  font-size: 9px;
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 1px 5px;
  color: var(--fg-dim);
}

input[type="text"] {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--fg);
  font-family: var(--font);
  font-size: 13px;
  outline: none;
  transition: border-color 0.12s;
}
input[type="text"]:focus { border-color: var(--blue); }
input[type="text"]::placeholder { color: var(--fg-dim); }

.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

.btn {
  padding: 5px 14px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--fg-dim);
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: border-color 0.12s, color 0.12s;
}
.btn:hover { border-color: var(--border-hi); color: var(--fg); }
.btn.danger:hover { border-color: var(--red); color: var(--red); }
.btn.copy:hover   { border-color: var(--blue); color: var(--blue); }
.btn.copied       { border-color: var(--green) !important; color: var(--green) !important; }

.tab-bar {
  display: flex;
  gap: 2px;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}
.tab-btn {
  padding: 7px 18px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  font-family: var(--font);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-dim);
  cursor: pointer;
  margin-bottom: -1px;
  transition: color 0.12s, border-color 0.12s;
}
.tab-btn:hover { color: var(--fg); }
.tab-btn.active { color: var(--blue); border-bottom-color: var(--blue); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.cat-row { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.cat-chip {
  padding: 4px 11px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg3);
  font-family: var(--font);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  cursor: pointer;
  color: var(--fg-muted);
  transition: all 0.1s;
}
.cat-chip:hover { border-color: var(--border-hi); color: var(--fg); }
.cat-chip.on-perfect    { border-color: var(--green);   color: var(--green);   background: rgba(140, 200, 95,  0.06); }
.cat-chip.on-playable   { border-color: var(--blue);    color: var(--blue);    background: rgba(128, 160, 255, 0.06); }
.cat-chip.on-poor       { border-color: var(--yellow);  color: var(--yellow);  background: rgba(227, 199, 138, 0.06); }
.cat-chip.on-unplayable { border-color: var(--red);     color: var(--red);     background: rgba(255, 84,  84,  0.06); }

.preset-row { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; min-height: 26px; }
.preset-chip {
  padding: 4px 10px;
  border-radius: var(--radius);
  border: 1px dashed var(--border);
  background: transparent;
  color: var(--fg-muted);
  font-family: var(--font);
  font-size: 11px;
  cursor: pointer;
  transition: all 0.1s;
}
.preset-chip:hover { border-color: var(--border-hi); color: var(--fg); border-style: solid; }
.preset-chip.on { border-style: solid; background: rgba(255,255,255,0.03); }
.preset-chip.on-perfect    { border-color: var(--green);  color: var(--green); }
.preset-chip.on-playable   { border-color: var(--blue);   color: var(--blue); }
.preset-chip.on-poor       { border-color: var(--yellow); color: var(--yellow); }
.preset-chip.on-unplayable { border-color: var(--red);    color: var(--red); }
.preset-hint { font-size: 10px; color: var(--fg-dim); margin-bottom: 7px; }

.output-wrap {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.output-header {
  padding: 7px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.output-label { font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--fg-dim); }

.char-pill {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 20px;
  border: 1px solid var(--border);
  color: var(--fg-muted);
  transition: all 0.15s;
}
.char-pill.warn { border-color: var(--yellow); color: var(--yellow); }
.char-pill.over { border-color: var(--red);    color: var(--red); }

.output-body {
  padding: 0.9rem 1.1rem;
  font-size: 13px;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.75;
  min-height: 48px;
  color: var(--fg);
}
.output-body.empty { color: var(--fg-dim); font-style: italic; }

.output-body .md-bold   { color: var(--fg); font-weight: 700; }
.output-body .md-hash   { color: var(--blue); }
.output-body .md-italic { color: var(--fg-muted); font-style: italic; }
.output-body .md-sep    { color: var(--magenta); }

.char-bar-wrap { height: 2px; background: var(--border); }
.char-bar {
  height: 100%;
  width: 0%;
  background: var(--blue);
  transition: width 0.1s, background 0.1s;
}
.char-bar.warn { background: var(--yellow); }
.char-bar.over { background: var(--red); }

.notes-body {
  padding: 0.9rem 1.1rem;
  font-size: 13px;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.85;
  min-height: 80px;
  color: var(--fg);
}
.notes-body.empty   { color: var(--fg-dim); font-style: italic; }
.notes-body .md-bold   { color: var(--fg); font-weight: 700; }
.notes-body .md-hash   { color: var(--blue); }
.notes-body .md-italic { color: var(--fg-muted); font-style: italic; }
.notes-body .md-sep    { color: var(--magenta); }

.output-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-top: 8px;
}

.tool-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.4rem;
  margin-bottom: 1.4rem;
}
.tool-card-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--blue);
  margin-bottom: 0.6rem;
}
.tool-card p {
  font-size: 12px;
  color: var(--fg-muted);
  margin-bottom: 0.9rem;
  line-height: 1.6;
}
.tool-link {
  display: inline-block;
  color: var(--blue);
  font-size: 12px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.12s;
}
.tool-link:hover { border-bottom-color: var(--blue); }

.code-block-wrap {
  margin-top: 1rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.code-block-header {
  padding: 5px 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.code-block-label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-dim);
}
.code-block-body {
  padding: 0.75rem 1rem;
  font-size: 12px;
  color: var(--green);
  white-space: pre;
  overflow-x: auto;
  line-height: 1.5;
}


@media (max-width: 700px) {
  html, body {
    height: auto;
    overflow-y: auto;
  }

  .tb-session { display: none; }
  .tb-right   { display: none; }
  .tb-tab { padding: 0 14px; font-size: 10px; }

  #main {
    position: static;
    margin-top: 30px;
    padding: 20px 16px 32px;
    overflow-y: visible;
  }
  #bottombar { position: static; }

  .kv-table,
  .kv-table tbody { display: block; }
  .kv-table tr {
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
  }
  .kv-table tr:last-child { border-bottom: none; }
  .kv-key { display: block; width: auto; padding: 0 0 4px 0; white-space: normal; }
  .kv-val { display: block; padding: 0; }

  .proj-table,
  .proj-table tbody { display: block; }
  .proj-table thead { display: none; }
  .proj-table tbody tr { display: block; padding: 14px 0; }
  .proj-table td { display: block; padding: 2px 0; }
  .proj-desc { max-width: 100%; }
  .proj-stack { margin-top: 6px; }
  .proj-link  { display: inline-block; margin-top: 6px; }

  .app-page { padding: 1.5rem 1rem 3rem; }
  .contact-json { font-size: 11px; }
}


#openttd-app {
  position: fixed;
  top: 30px; left: 0; right: 0; bottom: 22px;
  display: flex;
  overflow: hidden;
}

#ot-mobile-toggle { display: none; }

#ot-left {
  width: 300px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  overflow: hidden;
}

#ot-header {
  padding: 16px 16px 14px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

#ot-header .ot-label {
  font-size: 10px;
  color: var(--fg-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 2px;
}

#ot-header .ot-title {
  font-family: 'Syne', var(--font);
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.01em;
}

#ot-search-wrap {
  padding: 10px 10px 6px;
  flex-shrink: 0;
}

#ot-search {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--fg);
  font-family: var(--font);
  font-size: 12px;
  padding: 6px 10px;
  outline: none;
  transition: border-color 0.15s;
}
#ot-search::placeholder { color: var(--fg-dim); }
#ot-search:focus { border-color: var(--blue); }

#ot-list {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0 10px;
}

.ot-ind-btn {
  display: block;
  width: 100%;
  background: none;
  border: none;
  border-left: 3px solid transparent;
  color: var(--fg-dim);
  font-family: var(--font);
  font-size: 12px;
  text-align: left;
  padding: 6px 12px 6px 11px;
  cursor: pointer;
  transition: background 0.1s, color 0.1s, border-color 0.1s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ot-ind-btn:hover { background: var(--bg2); color: var(--fg); }
.ot-ind-btn.active {
  background: var(--bg2);
  border-left-color: var(--blue);
  color: var(--fg);
}
.ot-ind-btn.hidden { display: none; }

#ot-right {
  flex: 1;
  overflow-y: auto;
  padding: 28px 32px;
}

.ot-panel {
  animation: otFadeIn 0.15s ease;
}
@keyframes otFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

#ot-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 280px;
  gap: 8px;
  text-align: center;
}
#ot-empty .ot-empty-icon { font-size: 32px; opacity: 0.12; margin-bottom: 4px; }
#ot-empty p { color: var(--fg-dim); font-size: 12px; }
#ot-empty p strong { color: var(--fg); font-weight: 500; }

.ot-ind-name {
  font-family: 'Syne', var(--font);
  font-size: 22px;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.ot-cargo-section { margin-bottom: 24px; }

.ot-section-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 10px;
}

.ot-tags { display: flex; flex-wrap: wrap; gap: 7px; }

.otd-tag {
  display: inline-flex;
  align-items: center;
  border-radius: 20px;
  font-family: var(--font);
  font-size: 12px;
  padding: 3px 11px;
  border: 1px solid;
  cursor: pointer;
  transition: opacity 0.12s, transform 0.1s;
  white-space: nowrap;
}
.otd-tag:hover  { opacity: 0.75; transform: translateY(-1px); }
.otd-tag:active { transform: translateY(0); }

.otd-tag-in  { background: #ff545418; border-color: #ff545455; color: var(--red); }
.otd-tag-out { background: #8cc85f18; border-color: #8cc85f55; color: var(--green); }

.ot-no-cargo { font-size: 12px; color: var(--fg-dim); font-style: italic; }

.ot-cargo-heading {
  font-family: 'Syne', var(--font);
  font-size: 22px;
  font-weight: 700;
  color: var(--yellow);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.ot-cargo-sub {
  font-size: 11px;
  color: var(--fg-dim);
  margin-bottom: 24px;
}

.ot-xref-section { margin-bottom: 20px; }

.ot-xref-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 9px;
}
.ot-xref-label.produced { color: var(--green); }
.ot-xref-label.accepted { color: var(--red); }

.ot-xref-btn {
  display: inline-block;
  border: 1px solid;
  border-radius: var(--radius);
  background: none;
  font-family: var(--font);
  font-size: 12px;
  padding: 4px 11px;
  cursor: pointer;
  margin: 0 5px 7px 0;
  transition: background 0.12s;
}
.ot-xref-btn.produced-btn { color: var(--cyan);    border-color: #79dac840; background: #79dac810; }
.ot-xref-btn.produced-btn:hover { background: #79dac825; }
.ot-xref-btn.accepted-btn { color: var(--magenta); border-color: #cf87e840; background: #cf87e810; }
.ot-xref-btn.accepted-btn:hover { background: #cf87e825; }

.ot-xref-none { font-size: 12px; color: var(--fg-dim); font-style: italic; }

#ot-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--fg-dim);
  font-family: var(--font);
  font-size: 11px;
  padding: 4px 11px;
  cursor: pointer;
  margin-bottom: 20px;
  transition: color 0.12s, border-color 0.12s;
}
#ot-back-btn:hover { color: var(--fg); border-color: var(--border-hi); }
#ot-back-btn[hidden] + * { margin-top: 0; }

@media (max-width: 700px) {
  #openttd-app {
    position: static;
    flex-direction: column;
    height: auto;
    min-height: calc(100vh - 52px);
    margin-top: 30px;
  }

  #ot-left {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border);
    max-height: 44px;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  #ot-left.expanded { max-height: 380px; }

  #ot-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    cursor: pointer;
    border-bottom: none;
  }
  #ot-header .ot-header-text { display: flex; align-items: baseline; gap: 8px; }
  #ot-header .ot-title { font-size: 15px; }
  #ot-left.expanded #ot-header { border-bottom: 1px solid var(--border); }

  #ot-mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--fg-dim);
    font-size: 11px;
    cursor: pointer;
    padding: 2px 7px;
    line-height: 1;
    transition: border-color 0.12s, color 0.12s;
    flex-shrink: 0;
  }
  #ot-mobile-toggle:hover { border-color: var(--border-hi); color: var(--fg); }

  #ot-list { max-height: 260px; overflow-y: auto; }
  #ot-right { padding: 18px 16px; overflow-y: visible; }
  .ot-ind-name, .ot-cargo-heading { font-size: 18px; }
}

.badge-comment { background: #79dac820; border-color: #79dac840; color: #79dac8; }
.log-preview { color: #616161; font-style: italic; }