/* =======================================================
  Themes
   ======================================================= */
:root, [data-theme="light"] {
  --font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Courier New", monospace;

  --radius: 0.4rem;
  --spacing: 1rem;

  /* Default theme = light */
  --color-bg: #ffffff;
  --color-text: #222222;
  --color-muted: #777777;
  --color-mutedbg: #eeeeee;
  --color-primary: #060607;
  --color-accent: #ff6347;
  --color-border: #cccccc;
  --color-warning: #ffcc00;
  --color-error: #ff3300;
}

[data-theme="light"] {
  --theme-label: "Light Mode";
}

/* Dark */
[data-theme="dark"] {
  --theme-label: "Dark Mode";
  --color-bg: #1a1a1a;
  --color-text: #eeeeee;
  --color-muted: #aaaaaa;
  --color-primary: #4da6ff;
  --color-accent: #ff8c66;
  --color-border: #444444;
}

/* Solarized */
[data-theme="solarized"] {
  --theme-label: "Solarized";
  --color-bg: #fdf6e3;
  --color-text: #657b83;
  --color-muted: #93a1a1;
  --color-mutedbg: white;
  --color-primary: #268bd2;
  --color-accent: #d33682;
  --color-border: #eee8d5;
}

/* Nord */
[data-theme="nord"] {
  --theme-label: "Nord";
  --color-bg: #2e3440;
  --color-text: #d8dee9;
  --color-muted: #81a1c1;
  --color-primary: #88c0d0;
  --color-accent: #bf616a;
  --color-border: #4c566a;
}

/* Dracula */
[data-theme="dracula"] {
  --theme-label: "Dracula";
  --color-bg: #282a36;
  --color-text: #f8f8f2;
  --color-muted: #6272a4;
  --color-primary: #bd93f9;
  --color-accent: #ff79c6;
  --color-border: #44475a;
}

/* High Contrast */
[data-theme="contrast"],
[data-theme="high-contrast"] {
  --theme-label: "High Contrast";
  --color-bg: #ffffff;
  --color-text: #black;
  --color-muted: #bbbbbb;
  --color-primary: black; /* yellow */
  --color-accent: #ff0000;  /* red */
  --color-border: black;
}

/* Forest */
[data-theme="forest"] {
  --theme-label: "Forest";
  --color-bg: #f4f9f4;
  --color-text: #2c3e2c;
  --color-muted: #7f8c7f;
  --color-primary: #2e8b57;
  --color-accent: #8b4513;
  --color-border: #c9d8c9;
}





/* =======================================================
   Base Element Styles
   ======================================================= */
html, body {
  height: 100%;           /* full height */
  margin: 0;              /* reset default margins */
}
body {
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  margin: 0;
  padding: var(--spacing);
  transition: background 0.3s, color 0.3s;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  margin-top: var(--spacing);
  margin-bottom: calc(var(--spacing) / 2);
}

p {
  margin-bottom: var(--spacing);
}

a {
  color: var(--color-primary);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

/* Monospace for code elements */
code,
pre,
kbd,
samp {
  font-family: var(--font-mono);
  font-size: 0.95em;
}

pre,
code {
  background: var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
}
pre {
  padding: 0.75rem;
  overflow-x: auto; /* scroll if too wide */
}
code {
  padding: 0.1rem 0.3rem;
}

/* Buttons */
button, a[role="button"], .btn {
	display: inline-block;
	padding: 0.5rem 1rem;
	border-radius: var(--radius);
	border: none;
	background: var(--color-primary);
	color: var(--color-bg);
	cursor: pointer;
	font-size: 1rem;
	transition: background 0.2s;
}
button:hover, .btn:hover {
	background: var(--color-accent);
	color: var(--color-bg);
}
button:has(svg), .btn:has(svg), label:has(svg) {
	color: var(--color-text);
	background: var(--color-bg);
	padding:0 0 0 0;
	cursor: pointer;
}
button:has(svg):hover, .btn:has(svg):hover, label:has(svg):hover {
	color: var(--color-accent);
	background: var(--color-bg);
}

/* Forms */
input, textarea, select {
  padding: 0.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  font-family: inherit;
  font-size: 1rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.2s;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--color-primary);
  outline: none;
}
/* Default: labels are block (stack above inputs) */
label {
  display: block;
  margin-bottom: 0.25rem;
  font-weight: 500;
}
/* Fix alignment of the input itself */
input[type="checkbox"],
input[type="radio"] {
  vertical-align: middle;
  margin-right: 0.25rem; /* small spacing between box and text */
}

/* Special case: labels that contain only checkbox/radio inputs */
label:has(input[type="checkbox"]),
label:has(input[type="radio"]),
input[type="checkbox"] + label,
input[type="radio"] + label {
  display: inline-block;
  margin-right: 1rem; /* optional spacing between options */
  font-weight: normal;
  vertical-align: middle
}

fieldset {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing);
  margin: var(--spacing) 0;
}
legend {
  font-weight: 600;
  padding: 0 0.5rem;
}


/* Tables */
table {
  /*width: 100%;*/
  border-collapse: collapse;
  margin-bottom: var(--spacing);
}
th, td {
  border: 1px solid var(--color-border);
  padding: 0.5rem;
  text-align: left;
}
thead tr:first-child td, th {
  background: var(--color-primary);
  color: #fff;
}

blockquote {
  margin: var(--spacing) 0;
  padding: 0.5rem 1rem;
  border-left: 4px solid var(--color-primary);
  background: var(--color-border);
  color: var(--color-text);
  font-style: italic;
}

hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--spacing) 0;
}

abbr[title] {
  text-decoration: underline dotted;
  cursor: help;
}

mark {
  background: var(--color-accent);
  color: #fff;
  padding: 0.1rem 0.2rem;
  border-radius: var(--radius);
}

ul, ol {
  margin: var(--spacing) 0 var(--spacing) var(--spacing);
  padding-left: 1.5rem;
}

dl {
  margin: var(--spacing) 0;
}
dt {
  font-weight: bold;
}
dd {
  margin: 0 0 0.5rem 1rem;
}

nav, [role="navigation"] {
  display: flex;
  gap: 1rem;
  margin: var(--spacing) 0;
  padding: 0.5rem 1rem;
}

nav a, [role="navigation"] a {
  color: var(--color-text);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius);
  transition: background 0.2s, color 0.2s;
}

nav a:hover, [role="navigation"] a:hover {
  background: var(--color-primary);
  color: #fff;
}

nav a.active, [role="navigation"] a.active {
  background: var(--color-accent);
  color: #fff;
}

/* ARIA attributes */

th[aria-sort="ascending" i]::after {
	 content: "\25b2";
	 font-size: 0.7em;
	 padding-left: 3px;
	 line-height: 0.7em;
 }
 
 th[aria-sort="descending" i]::after {
	 content: "\25bc";
	 font-size: 0.7em;
	 padding-left: 3px;
	 line-height: 0.7em;
 }

 /* Anything "busy" should fade out */
 [aria-busy="true" i] {
	opacity: 0.2;
	cursor: wait;
 }

 [aria-expanded="true" i]::after {
  content: "▾"; /* down arrow */
  padding-left: 0.3em;
}
[aria-expanded="false" i]::after {
  content: "▸"; /* right arrow */
  padding-left: 0.3em;
}

[aria-current="page" i],
[aria-current="true" i] {
  font-weight: bold;
}

[aria-disabled="true" i],
:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

[aria-invalid="true" i] {
  border-color: var(--color-accent);
  color: var(--color-error);
  background: #ffe6e6; /* light red hint */
}

[required] {
  border-color: var(--color-accent);
}
[required]::after {
  content: " *";
  color: var(--color-accent);
}
[readonly] {
  background: var(--color-border);
  color: var(--color-muted);
}
[hidden] {
  display: none !important;
}



dialog {
  border: none;
  border-radius: var(--radius);
  padding: var(--spacing);
  max-width: 90%;
  width: 30rem;
  background: var(--color-bg);
  color: var(--color-text);
  box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.3);
}

dialog::backdrop {
  background: rgba(0,0,0,0.4);
}

dialog[open] {
  display: block;
  animation: fadeIn 0.2s ease-out;
}
@media (max-width: 600px) {
  dialog {
    width: 95%;
    height: auto;
    max-height: 90vh;
  }
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1); }
}


/* =======================================================
   Utility Classes
   ======================================================= */
.theme-card, [data-theme-card] {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing);
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  transition: box-shadow 0.2s;
  margin-bottom: var(--spacing);
}


/* =======================================================
   Tooltips
	(using data-theme-tooltip attribute)
	Very much experimental
	See:
		https://css-tricks.com/the-little-triangle-in-the-tooltip/
		https://css-tricks.com/perfect-tooltips-with-css-clipping-and-masking/
   ======================================================= */
[data-theme-tooltip] {
  position: relative; /* establishes local positioning context */
  cursor: help;
  display: inline-block; /* ensures pseudo-element aligns with text */
}

/* Tooltip text appears on hover/focus */
[data-theme-tooltip]::after {
  content: attr(data-theme-tooltip);
  display: inline-block;
  margin-left: 0.5rem; /* space from the element */
  padding: 0.2rem 0.4rem;
  background: var(--color-text);
  color: var(--color-bg);
  border-radius: var(--radius);
  font-size: 0.8rem;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.2s ease-in-out;
  pointer-events: none;
  vertical-align: middle; /* align nicely with text */
}

/* Show tooltip on hover/focus */
[data-theme-tooltip]:hover::after,
[data-theme-tooltip]:focus::after {
  opacity: 1;
}