:root {
  --bg: #121212;
  --dot: rgba(255, 255, 255, 0.075);
  --card: #1d1d1d;
  --card-line: rgba(255, 255, 255, 0.07);
  --panel: #161616;
  --panel-line: rgba(255, 255, 255, 0.05);
  --chip: #232323;
  --text: #ececec;
  --dim: #9a9a9a;
  --faint: #6a6a6a;
  --yellow: #f2d633;
  --green: #3fd77f;
  --red: #ff5b54;
  --blue: #4c9dff;
  --font: "Outfit", system-ui, -apple-system, "Segoe UI", sans-serif;
  --btn: #f5f5f5;
  --btn-hover: #ffffff;
  --btn-ink: #121212;
  --hover: #2a2a2a;
  --shadow: rgba(0, 0, 0, 0.4);
  --card-hover-line: rgba(255, 255, 255, 0.12);
  --dot-main: #f0f0f0;
  --dot-ring: rgba(255, 255, 255, 0.06);
  --dot-off: #5c5c5c;
  --dashed: rgba(255, 255, 255, 0.14);
  color-scheme: dark;
}

/* Light theme: used when the system prefers light (and no choice is saved),
   or when the visitor picks it with the toggle. */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f3f3f1;
    --dot: rgba(0, 0, 0, 0.11);
    --card: #ffffff;
    --card-line: rgba(0, 0, 0, 0.08);
    --panel: #f6f6f4;
    --panel-line: rgba(0, 0, 0, 0.05);
    --chip: #e9e9e6;
    --text: #161616;
    --dim: #5d5d5d;
    --faint: #8a8a8a;
    --btn: #161616;
    --btn-hover: #000000;
    --btn-ink: #f5f5f5;
    --hover: #e2e2de;
    --shadow: rgba(0, 0, 0, 0.08);
    --card-hover-line: rgba(0, 0, 0, 0.16);
    --dot-main: #161616;
    --dot-ring: rgba(0, 0, 0, 0.06);
    --dot-off: #b5b5b5;
    --dashed: rgba(0, 0, 0, 0.18);
    --yellow: #d9b600;
    --green: #1fa85a;
    color-scheme: light;
  }
}
:root[data-theme="light"] {
  --bg: #f3f3f1;
  --dot: rgba(0, 0, 0, 0.11);
  --card: #ffffff;
  --card-line: rgba(0, 0, 0, 0.08);
  --panel: #f6f6f4;
  --panel-line: rgba(0, 0, 0, 0.05);
  --chip: #e9e9e6;
  --text: #161616;
  --dim: #5d5d5d;
  --faint: #8a8a8a;
  --btn: #161616;
  --btn-hover: #000000;
  --btn-ink: #f5f5f5;
  --hover: #e2e2de;
  --shadow: rgba(0, 0, 0, 0.08);
  --card-hover-line: rgba(0, 0, 0, 0.16);
  --dot-main: #161616;
  --dot-ring: rgba(0, 0, 0, 0.06);
  --dot-off: #b5b5b5;
  --dashed: rgba(0, 0, 0, 0.18);
  --yellow: #d9b600;
  --green: #1fa85a;
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; }

body {
  background-color: var(--bg);
  background-image: radial-gradient(circle, var(--dot) 1px, transparent 1.4px);
  background-size: 22px 22px;
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

/* ---------- header ---------- */

header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
}
.logo { display: flex; align-items: center; gap: 12px; font-weight: 400; font-size: 17px; }
.logo svg { width: 30px; height: 30px; }
nav { display: flex; align-items: center; gap: 8px; }
.tab {
  padding: 10px 18px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 400;
  color: var(--dim);
  transition: color .15s, background .15s;
}
.tab:hover { color: var(--text); background: var(--chip); }

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 20px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 400;
  white-space: nowrap;
  transition: transform .12s, background .15s;
}
.pill svg { width: 16px; height: 16px; flex: none; }
.pill.white { background: var(--btn); color: var(--btn-ink); box-shadow: 0 6px 20px var(--shadow); }
.pill.white:hover { background: var(--btn-hover); transform: translateY(-1px); }
.pill.dark { background: var(--chip); border: 1px solid var(--card-line); }
.pill.dark:hover { background: var(--hover); }

/* ---------- intro ---------- */

.intro { padding: 72px 0 64px; max-width: 640px; }
.intro .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px 7px 12px;
  border-radius: 999px;
  background: var(--chip);
  border: 1px solid var(--card-line);
  font-size: 13px;
  color: var(--dim);
}
.intro h1 {
  font-size: clamp(38px, 6vw, 60px);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 22px 0 16px;
}
.intro p { color: var(--dim); font-size: 18px; margin: 0; }

/* ---------- projects ---------- */

.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 400;
  margin: 0 0 18px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.card {
  background: var(--card);
  border: 1px solid var(--card-line);
  border-radius: 18px;
  padding: 10px;
  box-shadow: 0 18px 40px var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform .15s, border-color .15s;
}
.card:hover { transform: translateY(-2px); border-color: var(--card-hover-line); }
.card-head { display: flex; align-items: center; gap: 10px; padding: 8px 10px 14px; font-size: 16px; font-weight: 400; }
.card-head .host { margin-left: auto; color: var(--faint); font-size: 13px; }

.desc { margin: 0 10px 4px; color: var(--dim); font-size: 14.5px; min-height: 3em; }

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-line);
  border-radius: 12px;
  padding: 12px 16px;
  margin-top: 10px;
}
.facts { list-style: none; margin: 0; padding: 0; }
.facts li { display: flex; align-items: center; gap: 10px; color: var(--dim); font-size: 14px; padding: 4px 0; }
.facts li .v { margin-left: auto; color: var(--text); }

.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--dot-main); flex: none; box-shadow: 0 0 0 3px var(--dot-ring); }
.dot.yellow { background: var(--yellow); }
.dot.green { background: var(--green); }
.dot.red { background: var(--red); }
.dot.blue { background: var(--blue); }
.dot.gray { background: var(--dot-off); }

.card .pill { margin-top: auto; }
.card .panel { margin-bottom: 10px; }

.card.soon {
  background: transparent;
  border: 1px dashed var(--dashed);
  box-shadow: none;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  color: var(--faint);
  font-size: 15px;
}
.card.soon:hover { transform: none; }

/* ---------- footer ---------- */

footer { margin-top: 96px; border-top: 1px solid var(--card-line); }
footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 22px;
  padding-bottom: 36px;
  color: var(--faint);
  font-size: 13.5px;
}
footer a:hover { color: var(--text); }

@media (max-width: 600px) {
  .wrap { padding: 0 16px; }
  header .wrap { height: 72px; }
    .intro { padding: 40px 0 44px; }
  .intro p { font-size: 16px; }
  .grid { grid-template-columns: 1fr; }
}

/* ---------- theme toggle ---------- */

.theme-toggle {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--chip);
  border: 1px solid var(--card-line);
  color: var(--text);
  cursor: pointer;
  padding: 0;
  transition: background .15s;
}
.theme-toggle:hover { background: var(--hover); }
.theme-toggle:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.theme-toggle svg { width: 17px; height: 17px; }
.theme-toggle .sun { display: none; }
:root[data-theme="light"] .theme-toggle .sun { display: block; }
:root[data-theme="light"] .theme-toggle .moon { display: none; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .theme-toggle .sun { display: block; }
  :root:not([data-theme="dark"]) .theme-toggle .moon { display: none; }
}

/* ================= compile ================= */

:root { --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; --code-bg: #141414; }
:root[data-theme="light"] { --code-bg: #fbfbfa; }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) { --code-bg: #fbfbfa; } }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.faint { color: var(--faint); }
.small { font-size: 13px; }
code { font-family: var(--mono); font-size: .9em; background: var(--chip); padding: 1px 6px; border-radius: 6px; }

.intro { padding: 64px 0 48px; }
.card { margin-bottom: 20px; }
.card:hover { transform: none; }

/* file name in card head */
.filename { display: flex; align-items: center; font-family: var(--mono); font-size: 14px; min-width: 0; }
.filename input {
  background: transparent; border: 1px solid transparent; border-radius: 8px;
  color: var(--text); font: inherit; padding: 4px 2px 4px 6px; margin-left: -6px; width: 5ch; box-sizing: content-box; min-width: 0;
}
.filename input:hover { border-color: var(--card-line); }
.filename input:focus { outline: none; border-color: var(--card-hover-line); background: var(--panel); }
.filename .ext { color: var(--faint); }

/* language tabs */
.langs { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 6px 12px; }
.lang {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 10px; border: 1px solid transparent;
  background: transparent; color: var(--dim); font: inherit; font-size: 14px; font-weight: 400; cursor: pointer;
  transition: background .15s, color .15s;
}
.lang:hover { color: var(--text); background: var(--chip); }
.lang[aria-selected="true"] { background: var(--chip); color: var(--text); border-color: var(--card-line); }
.lang .dot { width: 7px; height: 7px; box-shadow: none; }
.lang:focus-visible, .seg button:focus-visible, .pill:focus-visible, select:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

/* editor */
.editor-panel { padding: 0; margin-top: 0; overflow: hidden; position: relative; background: var(--code-bg); }
.editor-panel textarea#code { width: 100%; min-height: 420px; border: 0; background: transparent; color: var(--text); font-family: var(--mono); font-size: 14px; padding: 16px; }
.CodeMirror {
  height: 460px; background: var(--code-bg); color: var(--text);
  font-family: var(--mono); font-size: 13.5px; line-height: 1.6;
}
.CodeMirror-gutters { background: var(--code-bg); border-right: 1px solid var(--panel-line); }
.CodeMirror-linenumber { color: var(--faint); padding: 0 12px 0 8px; }
.CodeMirror-cursor { border-left: 2px solid var(--text); }
.CodeMirror-lines { padding: 14px 0; }
.CodeMirror pre.CodeMirror-line, .CodeMirror pre.CodeMirror-line-like { padding: 0 14px; }
.CodeMirror-selected, .CodeMirror-focused .CodeMirror-selected { background: var(--hover) !important; }
.CodeMirror-matchingbracket { color: var(--text) !important; outline: 1px solid var(--faint); }
.cm-s-default .cm-keyword { color: #ff7b72; }
.cm-s-default .cm-def { color: #79c0ff; }
.cm-s-default .cm-variable-2, .cm-s-default .cm-variable-3, .cm-s-default .cm-type { color: #ffa657; }
.cm-s-default .cm-builtin { color: #d2a8ff; }
.cm-s-default .cm-string, .cm-s-default .cm-string-2 { color: #a5d6ff; }
.cm-s-default .cm-number, .cm-s-default .cm-atom { color: #79c0ff; }
.cm-s-default .cm-comment { color: #7d8590; font-style: italic; }
.cm-s-default .cm-meta { color: #f2cc60; }
.cm-s-default .cm-operator, .cm-s-default .cm-variable, .cm-s-default .cm-property { color: var(--text); }
.cm-s-default .cm-tag { color: #7ee787; }
:root[data-theme="light"] .cm-s-default .cm-keyword { color: #cf222e; }
:root[data-theme="light"] .cm-s-default .cm-def,
:root[data-theme="light"] .cm-s-default .cm-number,
:root[data-theme="light"] .cm-s-default .cm-atom { color: #0550ae; }
:root[data-theme="light"] .cm-s-default .cm-variable-2,
:root[data-theme="light"] .cm-s-default .cm-variable-3,
:root[data-theme="light"] .cm-s-default .cm-type { color: #953800; }
:root[data-theme="light"] .cm-s-default .cm-builtin { color: #8250df; }
:root[data-theme="light"] .cm-s-default .cm-string,
:root[data-theme="light"] .cm-s-default .cm-string-2 { color: #0a3069; }
:root[data-theme="light"] .cm-s-default .cm-comment { color: #6e7781; }
:root[data-theme="light"] .cm-s-default .cm-meta { color: #9a6700; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .cm-s-default .cm-keyword { color: #cf222e; }
  :root:not([data-theme="dark"]) .cm-s-default .cm-def,
  :root:not([data-theme="dark"]) .cm-s-default .cm-number,
  :root:not([data-theme="dark"]) .cm-s-default .cm-atom { color: #0550ae; }
  :root:not([data-theme="dark"]) .cm-s-default .cm-variable-2,
  :root:not([data-theme="dark"]) .cm-s-default .cm-variable-3,
  :root:not([data-theme="dark"]) .cm-s-default .cm-type { color: #953800; }
  :root:not([data-theme="dark"]) .cm-s-default .cm-builtin { color: #8250df; }
  :root:not([data-theme="dark"]) .cm-s-default .cm-string,
  :root:not([data-theme="dark"]) .cm-s-default .cm-string-2 { color: #0a3069; }
  :root:not([data-theme="dark"]) .cm-s-default .cm-comment { color: #6e7781; }
  :root:not([data-theme="dark"]) .cm-s-default .cm-meta { color: #9a6700; }
}

.drop-hint {
  position: absolute; inset: 0; display: none; place-items: center; z-index: 10;
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  border: 1.5px dashed var(--dashed); border-radius: 12px; color: var(--text); font-size: 16px;
}
.editor-panel.over .drop-hint { display: grid; }

/* stdin */
.stdin { padding: 0; }
.stdin summary {
  display: flex; align-items: center; gap: 10px; cursor: pointer; list-style: none;
  padding: 12px 16px; font-size: 14px; color: var(--text);
}
.stdin summary::-webkit-details-marker { display: none; }
.stdin summary .faint { font-size: 13px; margin-left: 4px; }
.stdin summary::after { content: "+"; margin-left: auto; color: var(--faint); font-size: 18px; line-height: 1; }
.stdin[open] summary::after { content: "−"; }
.stdin[open] summary .dot { background: var(--green); }
.stdin textarea {
  display: block; width: calc(100% - 20px); margin: 0 10px 10px; resize: vertical;
  background: var(--code-bg); color: var(--text); border: 1px solid var(--panel-line); border-radius: 10px;
  font-family: var(--mono); font-size: 13.5px; padding: 10px 12px;
}
.stdin textarea:focus { outline: none; border-color: var(--card-hover-line); }

/* controls */
.controls { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 6px 4px; }
.group { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.seg { display: inline-flex; padding: 3px; gap: 3px; border-radius: 12px; background: var(--chip); border: 1px solid var(--card-line); }
.seg button {
  font: inherit; font-size: 14px; font-weight: 400; color: var(--dim); background: transparent;
  border: 0; border-radius: 9px; padding: 7px 14px; cursor: pointer; transition: background .15s, color .15s;
}
.seg button:hover { color: var(--text); }
.seg button[aria-checked="true"] { background: var(--btn); color: var(--btn-ink); }
.seg button:disabled { opacity: .35; cursor: not-allowed; }
.select select {
  appearance: none; -webkit-appearance: none; font: inherit; font-size: 14px; color: var(--text);
  background: var(--chip) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%239a9a9a' stroke-width='1.6'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E") no-repeat right 12px center / 14px;
  border: 1px solid var(--card-line); border-radius: 12px; padding: 10px 36px 10px 14px; cursor: pointer;
}
.select select:hover { background-color: var(--hover); }
.check { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--dim); cursor: pointer; padding: 0 4px; }
.check input { width: 16px; height: 16px; accent-color: var(--green); margin: 0; }
.check.disabled { opacity: .4; cursor: not-allowed; }

button.pill { border: 0; font-family: inherit; cursor: pointer; }
button.pill.dark { border: 1px solid var(--card-line); color: var(--text); }
.pill.icon-only { padding: 11px 13px; }
.pill kbd { font-family: var(--mono); font-size: 11px; opacity: .55; margin-left: 2px; }
.pill:disabled { opacity: .6; cursor: progress; transform: none; }
.file-pill { position: relative; cursor: pointer; }
.file-pill input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }
.card .pill { margin-top: 0; }

.spinner { width: 14px; height: 14px; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* output */
.output-card { min-height: 160px; }
.output-card .panel { margin: 0 0 10px; }
.empty { color: var(--faint); font-size: 14.5px; padding: 6px 10px 18px; }
.empty strong { color: var(--dim); font-weight: 500; }
.console-head { display: flex; align-items: center; gap: 10px; font-size: 14px; margin-bottom: 8px; }
.console-head .faint { margin-left: auto; font-size: 13px; }
.console {
  margin: 0; max-height: 420px; overflow: auto; white-space: pre-wrap; word-break: break-word;
  font-family: var(--mono); font-size: 13px; line-height: 1.55; color: var(--text);
  background: var(--code-bg); border-radius: 8px; padding: 12px 14px; border: 1px solid var(--panel-line);
}
.console .err { color: var(--red); }
.console .note { color: var(--yellow); }
.console .muted { color: var(--faint); font-style: italic; }

.artifact { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.artifact-info { display: flex; align-items: center; gap: 12px; min-width: 0; }
.artifact-info svg { width: 26px; height: 26px; color: var(--dim); flex: none; }
.artifact-name { font-family: var(--mono); font-size: 14px; word-break: break-all; }

.notes { margin-top: 28px; }
.notes .facts li { font-size: 14px; }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); opacity: 0; pointer-events: none;
  background: var(--btn); color: var(--btn-ink); padding: 10px 18px; border-radius: 12px; font-size: 14px;
  box-shadow: 0 10px 30px var(--shadow); transition: opacity .2s, transform .2s; max-width: calc(100% - 32px);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 600px) {
  .hide-sm { display: none; }
  .CodeMirror { height: 340px; font-size: 13px; }
  .controls, .group { width: 100%; }
  .group .pill.white { flex: 1; }
  .pill kbd { display: none; }
  .card-head .host { display: none; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation-duration: 0s !important; } }

[hidden] { display: none !important; }
.notes-list { list-style: none; margin: 0; padding: 0 2px; }
.notes-list li { display: flex; align-items: baseline; gap: 12px; color: var(--dim); font-size: 14px; padding: 4px 0; }
.notes-list li .dot { position: relative; top: -1px; }
@media (max-width: 600px) { .stdin summary .faint { display: none; } }

/* live console */
.terminal {
  background: var(--code-bg); border: 1px solid var(--panel-line); border-radius: 8px;
  padding: 10px 4px 10px 12px; height: 340px; overflow: hidden;
}
.terminal .xterm { height: 100%; }
.terminal .xterm-viewport { background: transparent !important; }
.terminal.running { border-color: var(--card-hover-line); }
.term-hint { margin: 8px 2px 0; }
.mini {
  display: inline-flex; align-items: center; gap: 6px; margin-left: 10px;
  font: inherit; font-size: 13px; color: var(--text); cursor: pointer;
  background: var(--chip); border: 1px solid var(--card-line); border-radius: 9px; padding: 5px 11px;
}
.mini:hover { background: var(--hover); }
.mini svg { width: 11px; height: 11px; color: var(--red); }
@media (max-width: 600px) { .terminal { height: 280px; } }

/* pointed at after a run finishes */
.artifact.flash { animation: flash 3s ease-out; }
@keyframes flash {
  0%, 70% { border-color: var(--green); box-shadow: 0 0 0 3px color-mix(in srgb, var(--green) 35%, transparent); }
  100% { border-color: var(--panel-line); box-shadow: 0 0 0 0 transparent; }
}
.pill.white.ready {
  background: var(--green); color: #0b1a10;
  animation: ready-ring 1.4s ease-out infinite;
}
.pill.white.ready:hover { background: var(--green); filter: brightness(1.08); }
@keyframes ready-ring {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--green) 60%, transparent); }
  100% { box-shadow: 0 0 0 12px transparent; }
}
@media (prefers-reduced-motion: reduce) { .pill.white.ready { animation: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--green) 45%, transparent); } }

/* language logos */
.lang-icon { display: inline-grid; place-items: center; width: 16px; height: 16px; flex: none; }
.lang-icon svg { width: 100%; height: 100%; }
.card-head .lang-icon { width: 20px; height: 20px; }
.lang-c { color: #6e8fd8; }
.lang-cpp { color: #4f8fdc; }
.lang-rust { color: #e2774b; }
.lang-go { color: #00add8; }
.lang-asm { color: #a0a0a0; }
.lang-python { color: #f2c94c; }
.lang.lang-c, .lang.lang-cpp, .lang.lang-rust, .lang.lang-go, .lang.lang-asm, .lang.lang-python { color: var(--dim); }
.lang .lang-icon { opacity: .75; transition: opacity .15s; }
.lang:hover .lang-icon, .lang[aria-selected="true"] .lang-icon { opacity: 1; }
.lang[aria-selected="true"] { color: var(--text); }
.lang-c .lang-icon, .card-head .lang-c { color: #6e8fd8; }
.lang-cpp .lang-icon, .card-head .lang-cpp { color: #4f8fdc; }
.lang-rust .lang-icon, .card-head .lang-rust { color: #e2774b; }
.lang-go .lang-icon, .card-head .lang-go { color: #00add8; }
.lang-asm .lang-icon, .card-head .lang-asm { color: #a0a0a0; }
.lang-python .lang-icon, .card-head .lang-python { color: #f2c94c; }
:root[data-theme="light"] .lang-python .lang-icon, :root[data-theme="light"] .card-head .lang-python { color: #3776ab; }
:root[data-theme="light"] .lang-c .lang-icon, :root[data-theme="light"] .card-head .lang-c { color: #283593; }
:root[data-theme="light"] .lang-cpp .lang-icon, :root[data-theme="light"] .card-head .lang-cpp { color: #00599c; }
:root[data-theme="light"] .lang-rust .lang-icon, :root[data-theme="light"] .card-head .lang-rust { color: #b7410e; }
:root[data-theme="light"] .lang-go .lang-icon, :root[data-theme="light"] .card-head .lang-go { color: #007d9c; }
:root[data-theme="light"] .lang-asm .lang-icon, :root[data-theme="light"] .card-head .lang-asm { color: #5d5d5d; }
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .lang-python .lang-icon, :root:not([data-theme="dark"]) .card-head .lang-python { color: #3776ab; }
  :root:not([data-theme="dark"]) .lang-c .lang-icon, :root:not([data-theme="dark"]) .card-head .lang-c { color: #283593; }
  :root:not([data-theme="dark"]) .lang-cpp .lang-icon, :root:not([data-theme="dark"]) .card-head .lang-cpp { color: #00599c; }
  :root:not([data-theme="dark"]) .lang-rust .lang-icon, :root:not([data-theme="dark"]) .card-head .lang-rust { color: #b7410e; }
  :root:not([data-theme="dark"]) .lang-go .lang-icon, :root:not([data-theme="dark"]) .card-head .lang-go { color: #007d9c; }
  :root:not([data-theme="dark"]) .lang-asm .lang-icon, :root:not([data-theme="dark"]) .card-head .lang-asm { color: #5d5d5d; }
}

/* file tabs */
.files {
  display: flex; align-items: center; gap: 2px; flex-wrap: wrap;
  padding: 6px 8px; border-bottom: 1px solid var(--panel-line); background: var(--panel);
}
.file {
  display: inline-flex; align-items: center; gap: 6px; max-width: 260px;
  padding: 6px 8px 6px 12px; border-radius: 8px; cursor: pointer; user-select: none;
  font-family: var(--mono); font-size: 13px; color: var(--dim); border: 1px solid transparent;
}
.file:hover { color: var(--text); background: var(--chip); }
.file.active { color: var(--text); background: var(--code-bg); border-color: var(--card-line); }
.file:focus-visible { outline: 2px solid var(--blue); outline-offset: 1px; }
.file-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file:not(:has(.file-x)) { padding-right: 12px; }
.badge {
  font-family: var(--font); font-size: 11px; line-height: 1; color: var(--green);
  border: 1px solid color-mix(in srgb, var(--green) 45%, transparent); border-radius: 6px; padding: 2px 5px;
}
.file-x, .file-add {
  display: inline-grid; place-items: center; border: 0; background: transparent; color: var(--faint);
  border-radius: 6px; cursor: pointer; padding: 0;
}
.file-x { width: 20px; height: 20px; }
.file-x svg { width: 12px; height: 12px; }
.file-x:hover { color: var(--text); background: var(--hover); }
.file-add { width: 30px; height: 30px; margin-left: 2px; }
.file-add svg { width: 15px; height: 15px; }
.file-add:hover { color: var(--text); background: var(--chip); }
.file-main {
  margin-left: auto; font: inherit; font-size: 12.5px; color: var(--dim); background: transparent;
  border: 1px solid var(--card-line); border-radius: 8px; padding: 5px 10px; cursor: pointer;
}
.file-main:hover { color: var(--text); background: var(--chip); }
.file-rename {
  font-family: var(--mono); font-size: 13px; color: var(--text); background: var(--code-bg);
  border: 1px solid var(--card-hover-line); border-radius: 6px; padding: 2px 6px; min-width: 8ch; max-width: 40ch; outline: none;
}
@media (max-width: 600px) { .file-main { margin-left: 0; } }

/* images made by the program */
.images { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; margin-top: 12px; }
.images figure { margin: 0; background: #fff; border: 1px solid var(--panel-line); border-radius: 10px; overflow: hidden; }
.images img { display: block; width: 100%; height: auto; }
.images figcaption {
  display: flex; justify-content: space-between; gap: 10px; padding: 8px 12px;
  background: var(--panel); color: var(--dim); font-size: 13px; font-family: var(--mono);
}
.images figcaption a { color: var(--text); font-family: var(--font); text-decoration: underline; text-underline-offset: 3px; }