Syntax highlighting and a real repo struct

1 files changed, 1277 insertions, 0 deletions

diff --git a/src/css/style.css b/src/css/style.css
new file mode 100644
index 0000000..50c6f48
--- /dev/null
+++ b/src/css/style.css
@@ -0,0 +1,1277 @@
+:root {
+  /* Win95 "strawberry latte" tokens */
+
+  /* Desktop (rarely used, but handy for full-page demos) */
+  --desktop: #d7a5b7;
+
+  /* Page + surfaces */
+  --bg: #f4ece7; /* page behind windows */
+  --bg-pattern: #efe5df;
+
+  /* Background texture (dither/checker overlay) */
+  --dither-ink: rgba(59, 46, 44, 0.22);
+  --dither-opacity: 0.18;
+  --surface: #e9dcd5; /* window face */
+  --surface-alt: #fff7f2; /* milk highlight */
+
+  /* Text */
+  --fg: #2a1f1d;
+  --muted: #6a5550;
+
+  /* 3D border system */
+  --border: #3b2e2c;
+  --border-light: #fff7f2;
+  --border-dark: #8e7670;
+
+  /* Girly coffee accents */
+  --primary: #e56aa6; /* strawberry */
+  --primary-light: #f08dbe; /* strawberry milk */
+  --primary-dark: #c84d86; /* rose */
+
+  --secondary: #b69cff; /* lilac */
+  --secondary-light: #d7c8ff;
+  --secondary-dark: #8f78d6;
+
+  --accent-brown: #b88a68; /* latte */
+  --accent-brown-light: #d4a574;
+  --accent-brown-dark: #7a5245;
+
+  /* Title bar (Win95-ish window chrome) */
+  --titlebar-a: #d85b9b;
+  --titlebar-b: #7a3e8e;
+  --titlebar-fg: #fff7f2;
+
+  /* Links */
+  --link: #c84d86;
+  --link-visited: #6f2f80;
+  --link-active: #b5173d;
+
+  /* Keep existing names as aliases */
+  --accent-pink: var(--primary);
+  --accent-lavender: var(--secondary);
+
+  /* Status colors (slightly softened) */
+  --success: #2e8b57;
+  --error: #b3261e;
+  --warning: #b7791f;
+  --info: #2b6cb0;
+
+  /* Spacing */
+  --space-xs: 0.5rem;
+  --space-sm: 1rem;
+  --space-md: 1.5rem;
+  --space-lg: 2rem;
+  --space-xl: 3rem;
+
+  /* Borders */
+  --border-width: 2px;
+  --border-style: solid;
+
+  /* Type */
+  --font-mono: "Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
+  --line-height: 1.35;
+
+  /* Shadows */
+  --shadow-sm: 1px 1px 0;
+  --shadow-md: 2px 2px 0;
+  --shadow-lg: 3px 3px 0;
+  --shadow-color: rgba(0, 0, 0, 0.22);
+  --shadow-box: 2px 2px 0 rgba(0, 0, 0, 0.12);
+  --shadow-button: 1px 1px 0 rgba(0, 0, 0, 0.18);
+
+  --highlight: rgba(255, 247, 242, 0.9);
+  --lowlight: rgba(59, 46, 44, 0.55);
+
+  --content-max-width: 1000px;
+}
+
+[data-theme="dark"] {
+  /* Espresso-night variant */
+  --bg: #2d2523;
+  --bg-pattern: #241e1c;
+
+  --dither-ink: rgba(255, 247, 242, 0.12);
+  --dither-opacity: 0.14;
+  --surface: #3b312f;
+  --surface-alt: #463a37;
+
+  --fg: #f9efea;
+  --muted: #cbb8b1;
+
+  --border: #f1e6e0;
+  --border-light: #6e5b57;
+  --border-dark: #120d0c;
+
+  --primary: #f06aa6;
+  --primary-light: #ff97c8;
+  --primary-dark: #d94b8e;
+
+  --secondary: #b69cff;
+  --secondary-light: #d7c8ff;
+  --secondary-dark: #8f78d6;
+
+  --accent-brown: #a57353;
+  --accent-brown-light: #c9936a;
+  --accent-brown-dark: #6b4a34;
+
+  --titlebar-a: #b04a80;
+  --titlebar-b: #4f245e;
+  --titlebar-fg: #fff7f2;
+
+  --link: #ff97c8;
+  --link-visited: #d7c8ff;
+  --link-active: #fff0f7;
+
+  /* Status colors (brightened for dark mode) */
+  --success: #4caf50;
+  --error: #ff6b6b;
+  --warning: #ffa500;
+  --info: #64b5f6;
+
+  --shadow-color: rgba(0, 0, 0, 0.75);
+  --highlight: rgba(255, 255, 255, 0.2);
+  --lowlight: rgba(0, 0, 0, 0.85);
+}
+
+@font-face {
+  font-family: "Mono";
+  src: url("../assets/fonts/Maple.woff2") format("woff2");
+  font-display: swap;
+  font-weight: normal;
+}
+
+@supports (font-synthesis: none) {
+  @font-face {
+    font-family: "Mono";
+    src: url("../assets/fonts/Maple.woff2") format("woff2");
+    font-synthesis: none;
+  }
+}
+
+/* base */
+
+* {
+  box-sizing: border-box;
+  margin: 0;
+  padding: 0;
+  cursor:
+    url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 24" width="32" height="24"><path d="M1 3h1v1h1v1h1v1h1v1h1v1h1v1h1v1h1v1h1v1h1v1h1v2H9v1h1v2h1v2h-1v1H8v-1H7v-2H6v-2H5v1H4v1H3v1H1" fill="%23ff69b4" stroke="%23b19cd9" stroke-width="0.5"/><path d="M2 5h1v1h1v1h1v1h1v1h1v1h1v1h1v1h1v1h1v1h1v1H8v2h1v2h1v2H8v-2H7v-2H6v-1H5v1H4v1H3v1H2" fill="white" stroke="%23ff69b4" stroke-width="0.5"/></svg>')
+      0 0,
+    auto !important;
+}
+
+::selection {
+  background: var(--primary);
+  color: var(--surface-alt);
+}
+
+:focus-visible {
+  outline: 1px dotted var(--fg);
+  outline-offset: 2px;
+}
+
+html {
+  font-size: 16px;
+  background-color: var(--bg);
+  position: relative;
+  line-height: 1;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+  height: 100vh;
+}
+
+html::before {
+  content: "";
+  position: fixed;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  background-image: linear-gradient(
+      45deg,
+      var(--dither-ink) 25%,
+      transparent 25%,
+      transparent 75%,
+      var(--dither-ink) 75%
+    ),
+    linear-gradient(
+      45deg,
+      var(--dither-ink) 25%,
+      transparent 25%,
+      transparent 75%,
+      var(--dither-ink) 75%
+    ),
+    url("../assets/img/bg.png");
+  background-size:
+    10px 10px,
+    10px 10px,
+    auto;
+  background-position:
+    0 0,
+    5px 5px,
+    0 0;
+  background-repeat: repeat;
+  opacity: var(--dither-opacity);
+  z-index: -1;
+  pointer-events: none;
+}
+
+body {
+  background: transparent;
+  color: var(--fg);
+  line-height: var(--line-height);
+  padding: var(--space-md);
+  padding-top: calc(var(--space-md) + 3rem);
+  max-width: var(--content-max-width);
+  margin: 0 auto;
+  font-family: var(--font-mono);
+  scrollbar-color: var(--accent-lavender) var(--bg);
+  scrollbar-width: thin;
+  display: flex;
+  flex-direction: column;
+  height: 100vh;
+}
+
+/* webkit scrollbar (chrome, safari, edge) */
+::-webkit-scrollbar {
+  width: 12px;
+}
+
+::-webkit-scrollbar-track {
+  background: var(--bg);
+  border: 2px solid var(--border);
+  box-shadow:
+    inset 1px 1px 0 var(--border-light),
+    inset -1px -1px 0 var(--border-dark);
+}
+
+::-webkit-scrollbar-thumb {
+  background: var(--accent-lavender);
+  border: 2px outset var(--border-light);
+  box-shadow:
+    inset 1px 1px 0 var(--highlight),
+    inset -1px -1px 0 var(--lowlight);
+}
+
+::-webkit-scrollbar-thumb:hover {
+  background: var(--accent-pink);
+}
+
+.div-centered {
+  max-width: var(--content-max-width);
+  margin: auto;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  align-items: center;
+  min-height: calc(100vh - 4.5rem);
+  text-align: justify;
+}
+
+/* typography */
+
+h1,
+h2,
+h3,
+h4,
+h5,
+h6 {
+  font-family: var(--font-mono);
+  font-weight: 700;
+  line-height: 1.15;
+  margin-bottom: var(--space-md);
+  color: var(--fg);
+}
+
+h1 {
+  font-size: 2rem;
+  margin-bottom: var(--space-lg);
+  background: linear-gradient(90deg, var(--titlebar-a), var(--titlebar-b));
+}
+
+/* "Titlebar" headings: retro, but still cute */
+h1,
+h2,
+h3 {
+  padding: 0.55rem 0.75rem;
+  border: var(--border-width) solid var(--border);
+  box-shadow:
+    inset 1px 1px 0 var(--border-light),
+    inset -1px -1px 0 var(--border-dark);
+  color: var(--titlebar-fg);
+  text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.25);
+}
+
+h2 {
+  font-size: 1.5rem;
+  background: linear-gradient(90deg, var(--titlebar-a), var(--titlebar-b));
+}
+
+h3 {
+  font-size: 1.25rem;
+  background: linear-gradient(90deg, var(--accent-brown-dark), var(--accent-brown));
+}
+
+h4 {
+  font-size: 1.1rem;
+}
+
+h5 {
+  font-size: 1rem;
+}
+
+h6 {
+  font-size: 0.9rem;
+}
+
+p {
+  margin-bottom: var(--space-sm);
+}
+
+a {
+  color: var(--link);
+  text-decoration: underline;
+  text-decoration-thickness: 2px;
+  text-underline-offset: 2px;
+}
+
+a:visited {
+  color: var(--link-visited);
+}
+
+a:hover {
+  background: var(--primary-light);
+  color: var(--fg);
+}
+
+a:active {
+  color: var(--link-active);
+}
+
+small {
+  color: var(--muted);
+  font-size: 0.875rem;
+}
+
+blockquote {
+  border-left: 3px solid var(--accent-brown);
+  padding-left: var(--space-md);
+  margin: var(--space-md) 0;
+  font-style: italic;
+  color: var(--muted);
+}
+
+/* lists */
+
+ul,
+ol {
+  margin: var(--space-sm) 0;
+  padding-left: var(--space-lg);
+}
+
+li {
+  margin-bottom: var(--space-xs);
+}
+
+/* tables */
+
+table {
+  width: 100%;
+  border-collapse: collapse;
+  margin: var(--space-md) 0;
+  border: var(--border-width) solid var(--border);
+  background: var(--surface);
+  box-shadow:
+    inset 1px 1px 0 var(--border-light),
+    inset -1px -1px 0 var(--border-dark),
+    3px 3px 0 rgba(0, 0, 0, 0.12);
+}
+
+thead {
+  background: linear-gradient(90deg, var(--titlebar-a), var(--titlebar-b));
+  color: var(--titlebar-fg);
+  font-weight: 700;
+}
+
+th,
+td {
+  padding: var(--space-xs) var(--space-sm);
+  border: 1px solid var(--border-dark);
+  text-align: left;
+}
+
+tbody tr:nth-child(odd) {
+  background: var(--surface-alt);
+}
+
+tbody tr:nth-child(even) {
+  background: var(--surface);
+}
+
+tbody tr:hover {
+  background: color-mix(in srgb, var(--primary) 12%, transparent);
+}
+
+/* code */
+
+code {
+  background: var(--surface-alt);
+  padding: 0.25rem 0.5rem;
+  border: 1px solid var(--border-dark);
+  font-size: 0.875rem;
+  font-family: var(--font-mono);
+}
+
+pre {
+  background: var(--surface-alt);
+  border: var(--border-width) solid var(--border);
+  padding: var(--space-md);
+  margin: var(--space-md) 0;
+  overflow-x: auto;
+  box-shadow:
+    inset 1px 1px 0 var(--border-light),
+    inset -1px -1px 0 var(--border-dark),
+    3px 3px 0 rgba(0, 0, 0, 0.12);
+}
+
+pre code {
+  background: transparent;
+  border: none;
+  padding: 0;
+  font-size: 0.875rem;
+}
+
+/* Prism.js syntax highlighting */
+
+.token.comment,
+.token.prolog,
+.token.doctype,
+.token.cdata {
+  color: var(--muted);
+  font-style: italic;
+}
+
+.token.punctuation {
+  color: var(--fg);
+}
+
+.token.property,
+.token.tag,
+.token.boolean,
+.token.number,
+.token.constant,
+.token.symbol {
+  color: var(--secondary-dark);
+}
+
+.token.selector,
+.token.attr-name,
+.token.string,
+.token.char,
+.token.builtin {
+  color: var(--accent-brown-dark);
+}
+
+.token.operator,
+.token.entity,
+.token.url,
+.language-css .token.string,
+.style .token.string {
+  color: var(--primary-dark);
+}
+
+.token.atrule,
+.token.attr-value,
+.token.keyword {
+  color: var(--primary-dark);
+  font-weight: 700;
+}
+
+.token.function,
+.token.class-name {
+  color: var(--primary);
+  font-weight: 700;
+}
+
+.token.regex,
+.token.important,
+.token.variable {
+  color: var(--accent-brown);
+}
+
+.token.important,
+.token.bold {
+  font-weight: bold;
+}
+
+.token.italic {
+  font-style: italic;
+}
+
+/* Dark theme variants */
+
+[data-theme="dark"] .token.keyword,
+[data-theme="dark"] .token.operator {
+  color: var(--primary-light);
+}
+
+[data-theme="dark"] .token.string,
+[data-theme="dark"] .token.selector {
+  color: var(--accent-brown-light);
+}
+
+[data-theme="dark"] .token.number,
+[data-theme="dark"] .token.constant {
+  color: var(--secondary-light);
+}
+
+/* dividers */
+
+hr {
+  border: none;
+  border-top: 2px solid var(--border-dark);
+  margin: var(--space-lg) 0;
+  height: 0;
+}
+
+/* layout */
+
+header {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  z-index: 1000;
+  border-bottom: 2px solid var(--border);
+  padding: 0.45rem var(--space-md);
+  margin-bottom: 0;
+  background: linear-gradient(90deg, var(--titlebar-a), var(--titlebar-b));
+  color: var(--titlebar-fg);
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: var(--space-md);
+  box-shadow:
+    inset 1px 1px 0 var(--border-light),
+    inset -1px -1px 0 var(--border-dark),
+    0 2px 0 rgba(0, 0, 0, 0.08);
+}
+
+header h1 {
+  display: none;
+}
+
+header::before {
+  content: "";
+  display: inline-block;
+  width: 1.5rem;
+  height: 1.5rem;
+  background-image: url("../assets/img/coffee.svg");
+  background-size: 1.1rem 1.1rem;
+  background-position: center;
+  background-repeat: no-repeat;
+  margin-right: 0.5rem;
+  background-color: var(--surface);
+  border: 2px outset var(--border-light);
+  box-shadow:
+    inset 1px 1px 0 var(--highlight),
+    inset -1px -1px 0 var(--lowlight);
+}
+
+nav {
+  display: flex;
+  gap: var(--space-md);
+  flex-wrap: wrap;
+  align-items: center;
+  margin: 0;
+  flex: 1;
+}
+
+nav a {
+  font-size: 0.85rem;
+  padding: 0.1rem 0.15rem;
+  color: var(--titlebar-fg);
+  text-decoration: none;
+  border-bottom: 2px solid color-mix(in srgb, var(--titlebar-fg) 55%, transparent);
+}
+
+nav a:visited {
+  color: var(--titlebar-fg);
+}
+
+nav a:hover {
+  background: color-mix(in srgb, var(--surface-alt) 18%, transparent);
+  border-bottom-color: var(--primary-light);
+}
+
+nav a:active {
+  background: color-mix(in srgb, var(--surface-alt) 28%, transparent);
+  border-bottom-color: var(--primary);
+}
+
+main {
+  flex: 1;
+}
+
+article {
+  border: var(--border-width) solid var(--border);
+  padding: var(--space-md);
+  margin-bottom: var(--space-lg);
+  background: var(--surface);
+  box-shadow:
+    inset 1px 1px 0 var(--border-light),
+    inset -1px -1px 0 var(--border-dark),
+    4px 4px 0 rgba(0, 0, 0, 0.14),
+    5px 5px 0 rgba(0, 0, 0, 0.06);
+}
+
+article > :last-child {
+  margin-bottom: 0;
+}
+
+article h2 {
+  margin: calc(var(--space-md) * -1) calc(var(--space-md) * -1) var(--space-md);
+  border-left: none;
+  border-right: none;
+  border-top: none;
+  border-bottom: var(--border-width) solid var(--border);
+  box-shadow: none;
+  text-shadow: none;
+}
+
+footer {
+  border: var(--border-width) solid var(--border);
+  padding: var(--space-md);
+  text-align: center;
+  background: var(--surface);
+  font-size: 0.875rem;
+  box-shadow:
+    inset 1px 1px 0 var(--border-light),
+    inset -1px -1px 0 var(--border-dark),
+    4px 4px 0 rgba(0, 0, 0, 0.14),
+    5px 5px 0 rgba(0, 0, 0, 0.06);
+}
+
+footer > :last-child {
+  margin-bottom: 0;
+}
+
+/* components */
+
+/* forms */
+
+input,
+textarea,
+select {
+  font-family: var(--font-mono);
+  padding: var(--space-xs) var(--space-sm);
+  border: 2px inset var(--border-light);
+  background: var(--surface-alt);
+  color: var(--fg);
+  font-size: 0.875rem;
+  box-shadow:
+    inset 1px 1px 0 var(--lowlight),
+    inset -1px -1px 0 var(--highlight);
+  transition: border-color 0.15s, box-shadow 0.15s;
+  width: 100%;
+  max-width: 100%;
+}
+
+input::placeholder,
+textarea::placeholder,
+select::placeholder {
+  color: var(--muted);
+  opacity: 0.8;
+}
+
+[data-theme="dark"] input::placeholder,
+[data-theme="dark"] textarea::placeholder,
+[data-theme="dark"] select::placeholder {
+  color: #b8b0a0;
+  opacity: 1;
+}
+
+input:focus,
+textarea:focus,
+select:focus {
+  outline: 1px dotted var(--fg);
+  outline-offset: 2px;
+  border-color: var(--primary);
+  box-shadow:
+    inset 1px 1px 0 var(--lowlight),
+    inset -1px -1px 0 var(--highlight),
+    0 0 0 2px var(--primary);
+}
+
+input:invalid,
+textarea:invalid {
+  border-color: var(--error);
+}
+
+input:invalid:focus,
+textarea:invalid:focus {
+  box-shadow:
+    inset 1px 1px 0 var(--highlight),
+    inset -1px -1px 0 var(--lowlight),
+    0 0 0 2px var(--error);
+}
+
+textarea {
+  resize: vertical;
+  min-height: 4rem;
+  width: 100%;
+}
+
+select {
+  cursor: pointer;
+  appearance: none;
+  background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232a1f1d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
+  background-repeat: no-repeat;
+  background-position: right 0.5rem center;
+  background-size: 1.2em;
+  padding-right: 2.5rem;
+}
+
+[data-theme="dark"] select {
+  background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f9efea' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
+}
+
+option {
+  background: var(--bg);
+  color: var(--fg);
+  padding: var(--space-sm);
+}
+
+option:checked {
+  background: linear-gradient(var(--primary), var(--primary));
+  color: var(--bg);
+}
+
+input[type="checkbox"],
+input[type="radio"] {
+  appearance: none;
+  width: 1.3rem;
+  height: 1.3rem;
+  min-width: 1.3rem;
+  min-height: 1.3rem;
+  padding: 0;
+  cursor: pointer;
+  margin: 0 0.5rem 0 0;
+  vertical-align: middle;
+  border: 2px inset var(--border-light);
+  box-shadow:
+    inset 1px 1px 0 var(--lowlight),
+    inset -1px -1px 0 var(--highlight);
+  background: var(--surface-alt);
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  flex-shrink: 0;
+  font-weight: normal;
+}
+
+input[type="radio"] {
+  border-radius: 50%;
+}
+
+input[type="checkbox"]:checked,
+input[type="radio"]:checked {
+  background: var(--primary);
+  border-style: inset;
+}
+
+label {
+  display: block;
+  margin-bottom: var(--space-xs);
+  font-weight: bold;
+  color: var(--fg);
+}
+
+input[type="checkbox"] + label,
+input[type="radio"] + label {
+  display: inline;
+  margin: 0;
+  font-weight: normal;
+}
+
+/* toggle switches */
+
+input[type="checkbox"].toggle {
+  appearance: none;
+  width: 2.8rem;
+  height: 1.6rem;
+  padding: 0;
+  margin: 0 0.5rem 0 0;
+  border: 2px outset var(--border-light);
+  background: var(--muted);
+  cursor: pointer;
+  position: relative;
+  vertical-align: middle;
+  box-shadow:
+    inset 1px 1px 0 rgba(255, 255, 255, 0.3),
+    inset -1px -1px 0 rgba(0, 0, 0, 0.6);
+  transition: background 0.2s;
+}
+
+input[type="checkbox"].toggle:checked {
+  background: var(--primary);
+}
+
+input[type="checkbox"].toggle::after {
+  content: "";
+  position: absolute;
+  width: 0.6rem;
+  height: 0.6rem;
+  background: var(--surface);
+  border: 2px outset var(--border-light);
+  top: 50%;
+  transform: translateY(-50%);
+  left: 0.2rem;
+  transition: left 0.2s;
+  box-shadow:
+    inset 1px 1px 0 var(--highlight),
+    inset -1px -1px 0 var(--lowlight);
+}
+
+input[type="checkbox"].toggle:checked::after {
+  left: 1.5rem;
+}
+
+[data-theme="dark"] input[type="checkbox"].toggle {
+  background: var(--secondary);
+}
+
+[data-theme="dark"] input[type="checkbox"].toggle:checked {
+  background: var(--primary);
+}
+
+[data-theme="dark"] input[type="checkbox"].toggle::after {
+  background: var(--accent-brown-light);
+}
+
+#theme-toggle::before {
+  content: "☾";
+  position: absolute;
+  right: 0.4rem;
+  top: 50%;
+  transform: translateY(-50%);
+  font-size: 0.9rem;
+  line-height: 1;
+  color: var(--titlebar-fg);
+  transition: opacity 0.2s;
+}
+
+#theme-toggle:checked::before {
+  content: "☀";
+  right: auto;
+  left: 0.4rem;
+}
+
+/* range sliders */
+
+input[type="range"] {
+  width: 100%;
+  height: 2.2rem;
+  background: transparent;
+  cursor: pointer;
+  appearance: none;
+  vertical-align: middle;
+}
+
+input[type="range"]::-webkit-slider-thumb {
+  appearance: none;
+  width: 1.5rem;
+  height: 1rem;
+  margin-top: -0.25rem;
+  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 50%, var(--primary-dark) 100%);
+  border: 2px outset var(--border-light);
+  cursor: pointer;
+  box-shadow:
+    inset 1px 1px 0 var(--highlight),
+    inset -1px -1px 0 var(--lowlight),
+    2px 2px 0 rgba(0, 0, 0, 0.3),
+    3px 3px 0 rgba(0, 0, 0, 0.1);
+}
+
+input[type="range"]::-webkit-slider-thumb:active {
+  box-shadow:
+    inset 1px 1px 0 var(--lowlight),
+    inset -1px -1px 0 var(--highlight),
+    1px 1px 0 rgba(0, 0, 0, 0.2);
+}
+
+input[type="range"]::-moz-range-thumb {
+  width: 1.5rem;
+  height: 0.8rem;
+  margin-top: -0.15rem;
+  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 50%, var(--primary-dark) 100%);
+  border: 2px outset var(--border-light);
+  cursor: pointer;
+  box-shadow:
+    inset 1px 1px 0 var(--highlight),
+    inset -1px -1px 0 var(--lowlight),
+    2px 2px 0 rgba(0, 0, 0, 0.3),
+    3px 3px 0 rgba(0, 0, 0, 0.1);
+  border-radius: 0.3rem;
+}
+
+input[type="range"]::-moz-range-thumb:active {
+  box-shadow:
+    inset 1px 1px 0 var(--lowlight),
+    inset -1px -1px 0 var(--highlight),
+    1px 1px 0 rgba(0, 0, 0, 0.2);
+}
+
+input[type="range"]::-webkit-slider-runnable-track {
+  background: linear-gradient(180deg,
+    #c0c0c0 0%,
+    #e8e8e8 1px,
+    #dfdfdf 2px,
+    #d0d0d0 100%);
+  border: 2px inset var(--border-light);
+  height: 0.8rem;
+  box-shadow:
+    inset 2px 2px 0 rgba(255, 255, 255, 0.8),
+    inset -2px -2px 0 rgba(0, 0, 0, 0.4),
+    inset 1px 1px 0 rgba(0, 0, 0, 0.1);
+}
+
+input[type="range"]::-moz-range-track {
+  background: transparent;
+  border: none;
+}
+
+input[type="range"]::-moz-range-progress {
+  background: linear-gradient(180deg,
+    var(--secondary-light) 0%,
+    var(--secondary) 50%,
+    var(--secondary-dark) 100%);
+  height: 0.8rem;
+  border: 2px inset var(--border-light);
+  box-shadow:
+    inset 2px 2px 0 rgba(255, 255, 255, 0.6),
+    inset -2px -2px 0 rgba(0, 0, 0, 0.3);
+}
+
+fieldset {
+  border: 2px solid var(--border-light);
+  padding: var(--space-md);
+  margin: var(--space-md) 0;
+  background: var(--surface);
+  box-shadow:
+    inset 1px 1px 0 rgba(255, 255, 255, 0.3),
+    inset -1px -1px 0 rgba(0, 0, 0, 0.6);
+}
+
+fieldset > :last-child {
+  margin-bottom: 0;
+}
+
+legend {
+  padding: 0 var(--space-xs);
+  margin-left: calc(var(--space-xs) * -1);
+  font-weight: bold;
+  color: var(--fg);
+  background: var(--surface);
+}
+
+/* buttons */
+
+button {
+  font-family: var(--font-mono);
+  font-weight: 700;
+  padding: var(--space-xs) var(--space-sm);
+  border: 2px outset var(--border-light);
+  background: var(--surface);
+  color: var(--fg);
+  font-size: 0.875rem;
+  box-shadow:
+    inset 1px 1px 0 var(--highlight),
+    inset -1px -1px 0 var(--lowlight),
+    2px 2px 0 rgba(0, 0, 0, 0.18);
+  transition:
+    transform 0.05s,
+    box-shadow 0.05s,
+    background 0.1s;
+  cursor: pointer;
+}
+
+button:hover {
+  background: var(--surface-alt);
+}
+
+button:active {
+  transform: translate(1px, 1px);
+  border-style: inset;
+  box-shadow:
+    inset 1px 1px 0 var(--lowlight),
+    inset -1px -1px 0 var(--highlight);
+}
+
+/* button variants */
+
+button.primary {
+  background: var(--primary);
+  color: var(--surface-alt);
+}
+
+button.primary:hover {
+  background: var(--primary-light);
+}
+
+button.primary:active {
+  background: var(--primary-dark);
+}
+
+button.secondary {
+  background: var(--secondary);
+  color: var(--fg);
+}
+
+button.secondary:hover {
+  background: var(--secondary-light);
+}
+
+button.secondary:active {
+  background: var(--secondary-dark);
+}
+
+button.success,
+button.error,
+button.warning,
+button.info {
+  color: var(--surface-alt);
+}
+
+button.success {
+  background: var(--success);
+}
+
+button.error {
+  background: var(--error);
+}
+
+button.warning {
+  background: var(--warning);
+}
+
+button.info {
+  background: var(--info);
+}
+
+button.success:hover,
+button.error:hover,
+button.warning:hover,
+button.info:hover {
+  filter: brightness(1.06);
+}
+
+button.contrast {
+  background: var(--fg);
+  color: var(--surface-alt);
+}
+
+button.contrast:hover {
+  background: var(--muted);
+}
+
+button:disabled {
+  opacity: 0.6;
+  cursor: not-allowed;
+  transform: none !important;
+}
+
+/* button groups */
+
+.button-group {
+  display: inline-flex;
+  border: var(--border-width) solid var(--border);
+  box-shadow:
+    inset 1px 1px 0 var(--border-light),
+    inset -1px -1px 0 var(--border-dark),
+    3px 3px 0 rgba(0, 0, 0, 0.12);
+}
+
+.button-group button {
+  border: none;
+  margin: 0;
+  border-radius: 0;
+  box-shadow: none;
+}
+
+.button-group button:not(:last-child) {
+  border-right: 1px solid var(--border-dark);
+}
+
+.button-group button:hover {
+  box-shadow: none;
+  transform: none;
+}
+
+.button-group button:active {
+  box-shadow: none;
+  transform: none;
+}
+
+/* alerts & messages */
+
+.alert {
+  padding: var(--space-md);
+  margin: var(--space-md) 0;
+  border: var(--border-width) solid var(--border);
+  border-left: 4px solid var(--info);
+  background: var(--surface);
+  box-shadow:
+    inset 1px 1px 0 var(--border-light),
+    inset -1px -1px 0 var(--border-dark),
+    3px 3px 0 rgba(0, 0, 0, 0.12);
+}
+
+.alert.success {
+  border-left-color: var(--success);
+  background-color: color-mix(in srgb, var(--success) 10%, transparent);
+}
+
+.alert.error {
+  border-left-color: var(--error);
+  background-color: color-mix(in srgb, var(--error) 10%, transparent);
+}
+
+.alert.warning {
+  border-left-color: var(--warning);
+  background-color: color-mix(in srgb, var(--warning) 10%, transparent);
+}
+
+.alert.info {
+  border-left-color: var(--info);
+  background-color: color-mix(in srgb, var(--info) 10%, transparent);
+}
+
+/* badges & pills */
+
+.badge {
+  display: inline-block;
+  padding: 0.25rem 0.5rem;
+  margin: 0 0.25rem;
+  background: var(--surface-alt);
+  color: var(--fg);
+  font-size: 0.75rem;
+  font-weight: 700;
+  border: 1px solid var(--border-dark);
+  box-shadow:
+    inset 1px 1px 0 var(--border-light),
+    inset -1px -1px 0 var(--border-dark);
+}
+
+.badge.primary {
+  background: var(--primary);
+  color: var(--surface-alt);
+}
+
+.badge.success {
+  background: var(--success);
+  color: var(--surface-alt);
+}
+
+.badge.error {
+  background: var(--error);
+  color: var(--surface-alt);
+}
+
+.badge.warning {
+  background: var(--warning);
+  color: var(--surface-alt);
+}
+
+.badge.info {
+  background: var(--info);
+  color: var(--surface-alt);
+}
+
+.badge.contrast {
+  background: var(--fg);
+  color: var(--surface-alt);
+}
+
+/* helpers */
+
+.text-success {
+  color: var(--success);
+  font-weight: bold;
+}
+
+.text-error {
+  color: var(--error);
+  font-weight: bold;
+}
+
+.text-warning {
+  color: var(--warning);
+  font-weight: bold;
+}
+
+.text-info {
+  color: var(--info);
+  font-weight: bold;
+}
+
+.text-muted {
+  color: var(--muted);
+}
+
+.text-contrast {
+  color: var(--fg);
+  font-weight: bold;
+}
+
+.text-center {
+  text-align: center;
+}
+
+.text-right {
+  text-align: right;
+}
+
+.text-left {
+  text-align: left;
+}
+
+.mt-xs { margin-top: var(--space-xs); }
+.mt-sm { margin-top: var(--space-sm); }
+.mt-md { margin-top: var(--space-md); }
+.mt-lg { margin-top: var(--space-lg); }
+.mt-xl { margin-top: var(--space-xl); }
+
+.mb-xs { margin-bottom: var(--space-xs); }
+.mb-sm { margin-bottom: var(--space-sm); }
+.mb-md { margin-bottom: var(--space-md); }
+.mb-lg { margin-bottom: var(--space-lg); }
+.mb-xl { margin-bottom: var(--space-xl); }
+
+.mx-auto {
+  margin-left: auto;
+  margin-right: auto;
+}
+
+.py-md {
+  padding-top: var(--space-md);
+  padding-bottom: var(--space-md);
+}
+
+#theme-toggle {
+  margin-left: auto;
+  margin-bottom: 0;
+}
+
+/* fairy dust */
+
+@keyframes fairy-float {
+  0% {
+    opacity: 1;
+    transform: translateY(0) scale(1);
+  }
+  100% {
+    opacity: 0;
+    transform: translateY(40px) scale(0.5);
+  }
+}