/*
 * Stoolap — Code & Syntax Highlighting
 * Consolidated from: syntax-highlighting.css, enhanced-code-highlighting.css,
 * code-interactions.css, and JS-injected copy button styles.
 */

/* === Syntax Token Variables (Light) === */
:root {
  --syntax-bg: #f6f8fa;
  --syntax-border: #e1e4e8;
  --syntax-comment: #6c7680;
  --syntax-keyword: #7636c3;
  --syntax-function: #0a6aba;
  --syntax-string: #03822d;
  --syntax-number: #c74026;
  --syntax-class: #b96601;
  --syntax-variable: #0a6aba;
  --syntax-operator: #676b79;
  --syntax-punctuation: #4c566a;
  --syntax-property: #b96601;
  --syntax-builtin: #7636c3;
  --syntax-namespace: #b96601;
  --syntax-definition: #7636c3;
  /* SQL-specific */
  --sql-keyword: #0033b3;
  --sql-function: #7a3e9d;
  --sql-table: #008800;
  --sql-number: #1750eb;
  --sql-string: #067d17;
  --sql-comment: #8d8d8d;
  --sql-operator: #0033b3;
  --sql-identifier: #000000;
  /* Go-specific */
  --go-keyword: #0033b3;
  --go-function: #7a3e9d;
  --go-type: #00627a;
  --go-string: #067d17;
  --go-number: #1750eb;
  --go-comment: #8d8d8d;
  --go-builtin: #0033b3;
  --go-package: #00627a;
  --go-identifier: #000000;
}

/* === Syntax Token Variables (Dark) === */
[data-theme="dark"] {
  --syntax-bg: #111720;
  --syntax-border: #1e293b;
  --syntax-comment: #6a6c70;
  --syntax-keyword: #c792ea;
  --syntax-function: #82aaff;
  --syntax-string: #c3e88d;
  --syntax-number: #f78c6c;
  --syntax-class: #ffcb6b;
  --syntax-variable: #82aaff;
  --syntax-operator: #89ddff;
  --syntax-punctuation: #89ddff;
  --syntax-property: #ffcb6b;
  --syntax-builtin: #c792ea;
  --syntax-namespace: #ffcb6b;
  --syntax-definition: #c792ea;
  /* SQL-specific */
  --sql-keyword: #cc7832;
  --sql-function: #ffc66d;
  --sql-table: #6a8759;
  --sql-number: #6897bb;
  --sql-string: #6a8759;
  --sql-comment: #808080;
  --sql-operator: #cc7832;
  --sql-identifier: #a9b7c6;
  /* Go-specific */
  --go-keyword: #cc7832;
  --go-function: #ffc66d;
  --go-type: #a9b7c6;
  --go-string: #6a8759;
  --go-number: #6897bb;
  --go-comment: #808080;
  --go-builtin: #cc7832;
  --go-package: #9876aa;
  --go-identifier: #a9b7c6;
}

/* === Base Code Styles === */
code, pre {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

pre {
  tab-size: 2;
  -moz-tab-size: 2;
}

/* Standalone pre blocks */
pre:not(.highlight) {
  padding: 1em;
  overflow-x: auto;
  line-height: 1.5;
  background-color: var(--syntax-bg);
  border: 1px solid var(--syntax-border);
  border-radius: 6px;
}

/* Inline code */
:not(pre) > code {
  padding: 0.15em 0.4em;
  background-color: var(--color-bg-code);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 0.875em;
  white-space: pre-wrap;
  word-wrap: break-word;
}

p code, li code, td code {
  color: var(--color-text);
}

/* === Code Block Container === */
div.highlighter-rouge {
  position: relative;
  margin-bottom: 1.5em;
  border-radius: 6px;
  border: 1px solid var(--syntax-border);
  background-color: var(--syntax-bg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

div.highlighter-rouge > div.highlight {
  background: transparent;
  border: none;
  margin: 0;
  padding: 0;
}

div.highlighter-rouge pre.highlight,
div.highlight pre {
  background: transparent;
  border: none;
  margin: 0;
  padding: 1em;
  overflow-x: auto;
  line-height: 1.55;
}

div.highlighter-rouge code,
div.highlight code {
  background: transparent;
  border: none;
  padding: 0;
  margin: 0;
}

.highlight, div.highlighter-rouge, pre.highlight {
  background-color: var(--syntax-bg);
  margin: 0;
  border-radius: 6px;
}

.highlight pre code {
  display: block;
  overflow-x: auto;
  color: var(--color-text);
  -webkit-text-size-adjust: none;
}

/* === Language Badges === */
div.highlighter-rouge::before {
  content: attr(data-lang);
  position: absolute;
  top: 0;
  right: 0;
  padding: 0.25em 0.6em;
  font-size: 0.7em;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-radius: 0 5px 0 5px;
  background-color: var(--color-primary);
  color: white;
  z-index: 1;
  opacity: 0.85;
}

div.language-sql::before { content: "SQL"; background-color: #e76f00; }
div.language-go::before { content: "Go"; background-color: #00add8; }
div.language-rust::before { content: "Rust"; background-color: #a72145; }
div.language-json::before { content: "JSON"; background-color: #5b5ea6; }
div.language-bash::before { content: "Bash"; background-color: #3e474a; }
div.language-shell::before { content: "Shell"; background-color: #3e474a; }
div.language-toml::before { content: "TOML"; background-color: #9c4221; }
div.language-yaml::before { content: "YAML"; background-color: #cb171e; }

/* === Base Token Colors === */
.highlight .c,
.highlight .c1,
.highlight .cm { color: var(--syntax-comment); font-style: italic; }

.highlight .k,
.highlight .kc,
.highlight .kd,
.highlight .kn,
.highlight .kp,
.highlight .kr,
.highlight .kt { color: var(--syntax-keyword); font-weight: bold; }

.highlight .o,
.highlight .ow { color: var(--syntax-operator); }

.highlight .p { color: var(--syntax-punctuation); }

.highlight .err { color: inherit; background-color: transparent; }

/* Literals */
.highlight .s,
.highlight .sb,
.highlight .sc,
.highlight .sd,
.highlight .s2,
.highlight .se,
.highlight .sh,
.highlight .si,
.highlight .sx,
.highlight .sr,
.highlight .s1,
.highlight .ss { color: var(--syntax-string); }

.highlight .m,
.highlight .mf,
.highlight .mh,
.highlight .mi,
.highlight .il,
.highlight .mo { color: var(--syntax-number); }

/* Names */
.highlight .n { color: inherit; }
.highlight .na,
.highlight .nb { color: var(--syntax-builtin); }
.highlight .nc { color: var(--syntax-class); font-weight: bold; }
.highlight .no { color: var(--syntax-namespace); }
.highlight .nd { color: var(--syntax-definition); }
.highlight .ni { color: var(--syntax-variable); font-weight: bold; }
.highlight .ne { color: var(--syntax-function); font-weight: bold; }
.highlight .nf,
.highlight .fm { color: var(--syntax-function); }
.highlight .nl { color: var(--syntax-property); }
.highlight .nn { color: var(--syntax-namespace); }
.highlight .nt { color: var(--syntax-keyword); }
.highlight .nv,
.highlight .vc,
.highlight .vg,
.highlight .vi,
.highlight .vm { color: var(--syntax-variable); }

/* === SQL-Specific Overrides === */
.language-sql .highlight .k,
.language-sql .highlight .kc,
.language-sql .highlight .kd,
.language-sql .highlight .kn,
.language-sql .highlight .kp,
.language-sql .highlight .kr,
.language-sql .highlight .kt { color: var(--sql-keyword); font-weight: bold; }

.language-sql .highlight .k { text-transform: uppercase; }

.language-sql .highlight .n,
.language-sql .highlight .mi { color: var(--sql-identifier); }

.language-sql .highlight .nf,
.language-sql .highlight .nb { color: var(--sql-function); font-weight: normal; }

.language-sql .highlight .s,
.language-sql .highlight .s1,
.language-sql .highlight .s2 { color: var(--sql-string); }

.language-sql .highlight .mi,
.language-sql .highlight .mf { color: var(--sql-number); }

.language-sql .highlight .o,
.language-sql .highlight .ow { color: var(--sql-operator); }

.language-sql .highlight .c,
.language-sql .highlight .c1,
.language-sql .highlight .cm { color: var(--sql-comment); font-style: italic; }

.language-sql .highlight .nv { color: var(--syntax-variable); }

/* === Go-Specific Overrides === */
.language-go .highlight .kd,
.language-go .highlight .k { color: var(--go-keyword); font-weight: bold; }

.language-go .highlight .nf,
.language-go .highlight .nx { color: var(--go-function); }

.language-go .highlight .kt { color: var(--go-type); }

.language-go .highlight .s,
.language-go .highlight .s1,
.language-go .highlight .s2 { color: var(--go-string); }

.language-go .highlight .mi,
.language-go .highlight .mf { color: var(--go-number); }

.language-go .highlight .c,
.language-go .highlight .c1,
.language-go .highlight .cm { color: var(--go-comment); font-style: italic; }

.language-go .highlight .nb { color: var(--go-builtin); }
.language-go .highlight .nn { color: var(--go-package); }
.language-go .highlight .n { color: var(--go-identifier); }

/* === JSON-Specific === */
.language-json .highlight .p { color: var(--syntax-punctuation); }
.language-json .highlight .s2 { color: var(--syntax-property); }
.language-json .highlight .s1 { color: var(--syntax-string); }
.language-json .highlight .mi { color: var(--syntax-number); }

/* === Bash-Specific === */
.language-bash .highlight .nb { color: var(--syntax-keyword); }
.language-bash .highlight .nv { color: var(--syntax-variable); }
.language-bash .highlight .s1,
.language-bash .highlight .s2 { color: var(--syntax-string); }

/* === Line Numbers === */
.highlight .lineno {
  color: var(--syntax-comment);
  display: inline-block;
  padding: 0 0.75em 0 0;
  border-right: 1px solid var(--syntax-border);
  margin-right: 0.5em;
  text-align: right;
  min-width: 1.5em;
  user-select: none;
  -webkit-user-select: none;
}

/* === Copy Button === */
pre {
  position: relative;
}

.copy-button {
  position: absolute;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 24px;
  background-color: rgba(var(--color-text-muted-rgb), 0.15);
  border: none;
  border-radius: 0 0 0 5px;
  opacity: 0;
  transition: opacity 0.2s, background-color 0.2s;
  cursor: pointer;
  color: var(--color-text-muted);
  z-index: 2;
}

pre:hover .copy-button,
div.highlighter-rouge:hover > .copy-button {
  opacity: 0.7;
}

.copy-button:hover {
  opacity: 1;
  color: var(--color-primary);
}

.copy-button:active {
  opacity: 1;
}

.copy-button svg {
  fill: currentColor;
}

/* === Scrollbar === */
.highlight pre::-webkit-scrollbar {
  height: 6px;
}

.highlight pre::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.04);
  border-radius: 3px;
}

.highlight pre::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.12);
  border-radius: 3px;
}

[data-theme="dark"] .highlight pre::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
}

[data-theme="dark"] .highlight pre::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
}