/* livecode — UI styles. Themes = custom properties per [data-theme] (generated + checked against WCAG by
   tests/themes_test.ts: text ≥ 4.5:1, ≥ 7:1 in the high-contrast themes, controls and focus ≥ 3:1). */

/* ===== themes ===== */
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #ffffff;
  --line: #f3f6fa;
  --fg: #1f2328;
  --panel: #f6f8fa;
  --border: #d0d7de;
  --ctl: #818b98;
  --muted: #59636e;
  --accent: #0969da;
  --accent-fg: #ffffff;
  --focus: #0969da;
  --sel: #cfe3ff;
  --cursor: #1f2328;
  --danger: #cf222e;
  --ok: #1a7f37;
  --warn: #9a6700;
  --tok-keyword: #cf222e;
  --tok-string: #0a3069;
  --tok-number: #0550ae;
  --tok-comment: #676f79;
  --tok-tag: #116329;
  --tok-attr: #953800;
  --tok-prop: #0550ae;
  --tok-func: #8250df;
  --tok-type: #953800;
  --tok-op: #1f2328;
  --tok-invalid: #82071e;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #1e1e1e;
  --line: #2a2d2e;
  --fg: #d4d4d4;
  --panel: #252526;
  --border: #3c3c3c;
  --ctl: #8a8a8a;
  --muted: #a8a8a8;
  --accent: #0e639c;
  --accent-fg: #ffffff;
  --focus: #4fc1ff;
  --sel: #264f78;
  --cursor: #aeafad;
  --danger: #f48771;
  --ok: #89d185;
  --warn: #cca700;
  --tok-keyword: #569cd6;
  --tok-string: #ce9178;
  --tok-number: #b5cea8;
  --tok-comment: #71a35a;
  --tok-tag: #569cd6;
  --tok-attr: #9cdcfe;
  --tok-prop: #9cdcfe;
  --tok-func: #dcdcaa;
  --tok-type: #4ec9b0;
  --tok-op: #d4d4d4;
  --tok-invalid: #f48771;
}
:root[data-theme="dim"] {
  color-scheme: dark;
  --bg: #22272e;
  --line: #2d333b;
  --fg: #adbac7;
  --panel: #2d333b;
  --border: #444c56;
  --ctl: #768390;
  --muted: #a2aeba;
  --accent: #316dca;
  --accent-fg: #ffffff;
  --focus: #6cb6ff;
  --sel: #384660;
  --cursor: #adbac7;
  --danger: #ff938a;
  --ok: #8ddb8c;
  --warn: #daaa3f;
  --tok-keyword: #f5776e;
  --tok-string: #96d0ff;
  --tok-number: #6cb6ff;
  --tok-comment: #949ea8;
  --tok-tag: #8ddb8c;
  --tok-attr: #6cb6ff;
  --tok-prop: #6cb6ff;
  --tok-func: #dcbdfb;
  --tok-type: #f69d50;
  --tok-op: #adbac7;
  --tok-invalid: #ff938a;
}
:root[data-theme="sepia"] {
  color-scheme: light;
  --bg: #f4ecd8;
  --line: #ebe0c4;
  --fg: #433422;
  --panel: #ebe0c4;
  --border: #d3c49d;
  --ctl: #8c7a57;
  --muted: #5e4e37;
  --accent: #7a4a12;
  --accent-fg: #ffffff;
  --focus: #1d5c8c;
  --sel: #e0cfa3;
  --cursor: #433422;
  --danger: #a31515;
  --ok: #2f6f3e;
  --warn: #7a4a12;
  --tok-keyword: #9b2c2c;
  --tok-string: #2f6f3e;
  --tok-number: #8a4b08;
  --tok-comment: #6e5f4b;
  --tok-tag: #1d5c8c;
  --tok-attr: #8a4b08;
  --tok-prop: #1d5c8c;
  --tok-func: #6b3fa0;
  --tok-type: #8a4b08;
  --tok-op: #433422;
  --tok-invalid: #a31515;
}
:root[data-theme="solarized-light"] {
  color-scheme: light;
  --bg: #fdf6e3;
  --line: #eee8d5;
  --fg: #4a5c63;
  --panel: #eee8d5;
  --border: #d6cfb8;
  --ctl: #6f8285;
  --muted: #4f6168;
  --accent: #1d6ca2;
  --accent-fg: #ffffff;
  --focus: #1d6ca2;
  --sel: #ece3c8;
  --cursor: #586e75;
  --danger: #c62421;
  --ok: #5f6e00;
  --warn: #826200;
  --tok-keyword: #5f6e00;
  --tok-string: #1e726c;
  --tok-number: #bc2970;
  --tok-comment: #5c6a6a;
  --tok-tag: #1d6ca2;
  --tok-attr: #826200;
  --tok-prop: #1d6ca2;
  --tok-func: #1d6ca2;
  --tok-type: #b24213;
  --tok-op: #556a71;
  --tok-invalid: #c62421;
}
:root[data-theme="solarized-dark"] {
  color-scheme: dark;
  --bg: #002b36;
  --line: #073642;
  --fg: #a3b0b0;
  --panel: #073642;
  --border: #0f4a59;
  --ctl: #7a9098;
  --muted: #93a1a1;
  --accent: #1d6ca2;
  --accent-fg: #ffffff;
  --focus: #4aa1de;
  --sel: #0b3f4c;
  --cursor: #93a1a1;
  --danger: #e87977;
  --ok: #90a600;
  --warn: #c29300;
  --tok-keyword: #90a600;
  --tok-string: #2daba2;
  --tok-number: #e279ac;
  --tok-comment: #8a9ea5;
  --tok-tag: #4aa1de;
  --tok-attr: #c29300;
  --tok-prop: #4aa1de;
  --tok-func: #4aa1de;
  --tok-type: #ec7b4c;
  --tok-op: #93a1a1;
  --tok-invalid: #e87977;
}
:root[data-theme="hc-dark"] {
  color-scheme: dark;
  --bg: #000000;
  --line: #0f1a26;
  --fg: #ffffff;
  --panel: #000000;
  --border: #ffffff;
  --ctl: #ffffff;
  --muted: #e0e0e0;
  --accent: #ffd75f;
  --accent-fg: #000000;
  --focus: #ffd75f;
  --sel: #1f3d7a;
  --cursor: #ffffff;
  --danger: #ff8787;
  --ok: #9cff9c;
  --warn: #ffd75f;
  --tok-keyword: #ffd75f;
  --tok-string: #9cff9c;
  --tok-number: #87d7ff;
  --tok-comment: #d0d0d0;
  --tok-tag: #ffd75f;
  --tok-attr: #87d7ff;
  --tok-prop: #87d7ff;
  --tok-func: #ffafff;
  --tok-type: #5fffd7;
  --tok-op: #ffffff;
  --tok-invalid: #ff8787;
}
:root[data-theme="hc-light"] {
  color-scheme: light;
  --bg: #ffffff;
  --line: #e8eef6;
  --fg: #000000;
  --panel: #ffffff;
  --border: #000000;
  --ctl: #000000;
  --muted: #1f1f1f;
  --accent: #00337a;
  --accent-fg: #ffffff;
  --focus: #5c0080;
  --sel: #b3d4ff;
  --cursor: #000000;
  --danger: #a00000;
  --ok: #004d00;
  --warn: #663300;
  --tok-keyword: #7a0000;
  --tok-string: #004d00;
  --tok-number: #00337a;
  --tok-comment: #3d3d3d;
  --tok-tag: #5c0080;
  --tok-attr: #00337a;
  --tok-prop: #00337a;
  --tok-func: #5c0080;
  --tok-type: #663300;
  --tok-op: #000000;
  --tok-invalid: #a00000;
}

/* ===== base ===== */
:root {
  --ui-font: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --radius: 6px;
  --editor-font-size: 14px;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font: 15px/1.45 var(--ui-font);
  color: var(--fg);
  background: var(--bg);
}
[hidden] { display: none !important; }
a { color: var(--accent); }
:root[data-theme^="hc-"] a, :root[data-theme="dark"] a, :root[data-theme="dim"] a,
:root[data-theme="solarized-dark"] a { color: var(--focus); }
.sr-only {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
:root[data-theme^="hc-"] :focus-visible { outline-width: 4px; }
.skip-link {
  position: absolute; left: 0.5rem; top: -3rem; z-index: 100;
  background: var(--accent); color: var(--accent-fg); padding: 0.5rem 1rem; border-radius: var(--radius);
}
.skip-link:focus { top: 0.5rem; }
.hint { color: var(--muted); font-size: 0.9em; margin: 0.25rem 0; }
.error { color: var(--danger); margin: 0.25rem 0; min-height: 1em; }
.spacer { flex: 1; }
kbd, code {
  font-family: var(--mono); font-size: 0.9em; background: var(--panel); border: 1px solid var(--border);
  border-radius: 4px; padding: 0 0.3em;
}

button, .button, select, input, textarea {
  font: inherit; color: var(--fg); background: var(--bg);
  border: 1px solid var(--ctl); border-radius: var(--radius);
}
button, .button {
  display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.3rem 0.75rem; cursor: pointer;
  text-decoration: none; min-height: 2rem;
}
button:hover, .button:hover { background: var(--panel); }
button.primary, .button.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
button.primary:hover, .button.primary:hover { filter: brightness(1.08); }
button.ghost { background: transparent; }
button.ghost:hover { background: var(--panel); }
button[aria-pressed="true"] { background: var(--sel); }
input, select, textarea { padding: 0.3rem 0.5rem; min-height: 2rem; }
textarea { font-family: var(--mono); width: 100%; }
.toggle { display: inline-flex; align-items: center; gap: 0.35rem; cursor: pointer; white-space: nowrap; }
.toggle input { min-height: 0; width: 1.05rem; height: 1.05rem; accent-color: var(--accent); }

/* ===== landing ===== */
.landing { max-width: 42rem; margin: 0 auto; padding: 3rem 1.25rem; }
.landing h1 { font-size: 2.4rem; margin: 0 0 0.5rem; }
.landing .lead { font-size: 1.15rem; }
.landing .primary { font-size: 1.1rem; padding: 0.6rem 1.25rem; }
.join { margin: 2rem 0; }
.join label { display: block; font-weight: 600; margin-bottom: 0.35rem; }
.join .row { display: flex; gap: 0.5rem; }
.join input { flex: 1; }
#recent-list { padding-left: 1.2rem; }
#recent-list li { margin: 0.25rem 0; }

/* ===== room layout ===== */
.app { display: flex; flex-direction: column; height: 100vh; height: 100dvh; }
.bar {
  display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap;
  padding: 0.35rem 0.6rem; background: var(--panel); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; color: var(--fg); text-decoration: none; margin-right: 0.25rem; }
.room { font-family: var(--mono); color: var(--muted); max-width: 14rem; overflow: hidden; text-overflow: ellipsis; }
.status { font-size: 0.85em; padding: 0.1rem 0.5rem; border-radius: 999px; border: 1px solid var(--ctl); }
.status[data-state="online"] { color: var(--ok); border-color: var(--ok); }
.status[data-state="offline"], .status[data-state="stopped"] { color: var(--danger); border-color: var(--danger); }
.status[data-state="connecting"] { color: var(--warn); border-color: var(--warn); }
.peers { display: flex; gap: 0.25rem; list-style: none; margin: 0; padding: 0; flex-wrap: wrap; }
.peers button {
  min-height: 1.8rem; padding: 0.1rem 0.5rem 0.1rem 0.35rem; border-radius: 999px; font-size: 0.85em;
  background: var(--bg);
}
.peers .swatch, .swatches .swatch-dot {
  width: 0.8rem; height: 0.8rem; border-radius: 50%; display: inline-block; border: 1px solid var(--fg);
}
.peers .where { color: var(--muted); }
.banner { padding: 0.5rem 0.75rem; background: var(--panel); color: var(--danger); border-bottom: 2px solid var(--danger); }

.workspace { flex: 1; display: flex; min-height: 0; }
.workspace[data-layout="rows"] { flex-direction: column; }
.editor-area { display: flex; flex-direction: column; min-width: 0; min-height: 0; flex: 0 0 var(--split, 50%); }
.editor-area:focus { outline: none; }
.preview-area { display: flex; flex-direction: column; flex: 1; min-width: 0; min-height: 0; border-left: 1px solid var(--border); }
.workspace[data-layout="rows"] .preview-area { border-left: 0; border-top: 1px solid var(--border); }
.splitter { flex: 0 0 8px; cursor: col-resize; background: var(--panel); border-left: 1px solid var(--border); }
.workspace[data-layout="rows"] .splitter { cursor: row-resize; border-left: 0; border-top: 1px solid var(--border); }
.splitter:hover, .splitter:focus-visible { background: var(--sel); }

.tabs-row { display: flex; align-items: center; gap: 0.5rem; padding: 0 0.5rem; background: var(--panel); border-bottom: 1px solid var(--border); }
.tabs { display: flex; gap: 0.15rem; }
.tabs [role="tab"] {
  border: 0; border-bottom: 3px solid transparent; border-radius: 0; background: transparent; padding: 0.45rem 0.8rem;
  color: var(--muted); min-height: 2.25rem;
}
.tabs [role="tab"][aria-selected="true"] { color: var(--fg); border-bottom-color: var(--accent); font-weight: 600; }
:root[data-theme^="hc-"] .tabs [role="tab"][aria-selected="true"] { border-bottom-color: var(--focus); }
.tabs .dots { display: inline-flex; gap: 2px; }
.tabs .dots i { width: 0.5rem; height: 0.5rem; border-radius: 50%; display: inline-block; }
.module-toggle { font-size: 0.85em; color: var(--muted); }
.panel { flex: 1; min-height: 0; overflow: hidden; }
.panel .cm-editor { height: 100%; }

.preview-head, .console-head {
  display: flex; align-items: center; gap: 0.5rem; padding: 0.25rem 0.6rem; background: var(--panel);
  border-bottom: 1px solid var(--border); min-height: 2.25rem;
}
.preview-head h2, .console-head h2 { font-size: 0.95rem; margin: 0; }
.preview-frames { position: relative; flex: 1; min-height: 0; background: #fff; }
.preview-frame { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: #fff; }
.preview-frame.pending { visibility: hidden; }
.count { background: var(--danger); color: var(--bg); border-radius: 999px; padding: 0 0.4rem; font-size: 0.8em; font-weight: 700; }
.console { flex: 0 0 35%; display: flex; flex-direction: column; min-height: 0; border-top: 1px solid var(--border); }
.console-list { flex: 1; overflow: auto; margin: 0; padding: 0; list-style: none; font: 0.85rem/1.4 var(--mono); }
.console-list li { padding: 0.15rem 0.6rem; border-bottom: 1px solid var(--border); white-space: pre-wrap; word-break: break-word; }
.console-list li[data-level="error"] { color: var(--danger); }
.console-list li[data-level="warn"] { color: var(--warn); }
.console-list li .lvl { font-weight: 700; margin-right: 0.5rem; }

/* ===== dialogs ===== */
dialog {
  color: var(--fg); background: var(--bg); border: 1px solid var(--ctl); border-radius: 10px; padding: 0;
  max-width: min(56rem, calc(100vw - 2rem)); width: 100%; max-height: calc(100vh - 3rem);
}
dialog::backdrop { background: rgb(0 0 0 / 0.45); }
.dialog-head { display: flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1rem; border-bottom: 1px solid var(--border); position: sticky; top: 0; background: var(--bg); z-index: 1; }
.dialog-head h2 { margin: 0; font-size: 1.15rem; }
.settings-form, .help form { display: block; }
.settings-form > .hint { padding: 0 1rem; }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); margin: 0.75rem 1rem; padding: 0.5rem 0.9rem 0.9rem; }
legend { font-weight: 700; padding: 0 0.3rem; }
.field { margin: 0.6rem 0; }
.field > label:first-child, .field > span:first-child { display: block; font-weight: 600; margin-bottom: 0.25rem; }
.swatches { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.swatches [role="radio"] {
  width: 2rem; height: 2rem; min-height: 0; padding: 0; border-radius: 50%; border: 2px solid var(--bg);
  outline: 1px solid var(--ctl);
}
.swatches [role="radio"][aria-checked="true"] { outline: 3px solid var(--fg); outline-offset: 2px; }
.shortcuts-head { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; }
.shortcuts-head label { width: 100%; }
.shortcuts-head input[type="search"] { flex: 1; min-width: 12rem; }
.table-wrap { max-height: 22rem; overflow: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.kb-table { width: 100%; border-collapse: collapse; font-size: 0.92em; }
.kb-table th, .kb-table td { text-align: left; padding: 0.3rem 0.5rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.kb-table thead th { position: sticky; top: 0; background: var(--panel); }
.kb-table .group { color: var(--muted); font-size: 0.85em; margin-left: 0.4rem; }
.kb-table .keys { display: flex; flex-wrap: wrap; gap: 0.3rem; align-items: center; }
.kb-table .keys .none { color: var(--muted); }
.kb-table td.actions { white-space: nowrap; text-align: right; }
.kb-table tr.changed td:first-child { box-shadow: inset 3px 0 0 var(--accent); }
.kb-table .conflict { color: var(--danger); font-size: 0.85em; display: block; }
.kb-table button { min-height: 1.75rem; padding: 0.1rem 0.5rem; font-size: 0.9em; }
.kb-table button.recording { background: var(--warn); color: var(--bg); border-color: var(--warn); }

.palette { max-width: 40rem; margin-top: 12vh; }
.palette input { width: 100%; border: 0; border-bottom: 1px solid var(--border); border-radius: 10px 10px 0 0; padding: 0.75rem 1rem; font-size: 1.05rem; }
.palette input:focus-visible { outline-offset: -3px; }
.palette ul { list-style: none; margin: 0; padding: 0.25rem 0; max-height: 50vh; overflow: auto; }
.palette li { display: flex; gap: 0.75rem; align-items: center; padding: 0.4rem 1rem; cursor: pointer; }
.palette li .group { color: var(--muted); font-size: 0.85em; }
.palette li .keys { margin-left: auto; color: var(--muted); font-family: var(--mono); font-size: 0.85em; }
.palette li[aria-selected="true"] { background: var(--accent); color: var(--accent-fg); }
.palette li[aria-selected="true"] .group, .palette li[aria-selected="true"] .keys { color: var(--accent-fg); }
.help .tips { margin: 0.75rem 1rem; padding-left: 1.2rem; }
#help-list { padding: 0 1rem 1rem; }
#help-list h3 { font-size: 1rem; margin: 1rem 0 0.35rem; }
#help-list dl { display: grid; grid-template-columns: max-content 1fr; gap: 0.2rem 1rem; margin: 0; }
#help-list dt { font-family: var(--mono); font-size: 0.9em; }
#help-list dd { margin: 0; }

@media (max-width: 760px) {
  .workspace[data-layout] { flex-direction: column; }
  .workspace .splitter { display: none; }
  .editor-area { flex-basis: 55%; }
  .preview-area { border-left: 0; border-top: 1px solid var(--border); }
  .bar .ghost#palette-btn { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}
@media (forced-colors: active) {
  .tabs [role="tab"][aria-selected="true"] { border-bottom-color: Highlight; }
  .peers .swatch, .tabs .dots i { forced-color-adjust: none; }
}