/* ==========================================================================
   Contexa Code Block Styles
   Syntax Highlighting, Code Blocks, Copy Button
   ========================================================================== */

/* ── Code Block Container ── */
.code-block {
  position: relative;
  margin: var(--space-6) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-code);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  border: none;
  max-width: 100%;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-4);
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.code-block-lang {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: rgba(255, 255, 255, 0.45);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

.code-block-filename {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.35);
}

.code-copy-btn {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.code-copy-btn:hover {
  color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
}

.code-copy-btn.copied {
  color: var(--color-success);
  border-color: rgba(5, 150, 105, 0.3);
}

.code-copy-btn svg {
  width: 14px;
  height: 14px;
}

/* ── Pre / Code ── */
.code-block pre {
  margin: 0;
  padding: var(--space-4);
  overflow-x: auto;
  line-height: var(--leading-relaxed);
  -webkit-overflow-scrolling: touch;
}

.code-block pre::-webkit-scrollbar {
  height: 6px;
}

.code-block pre::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.03);
}

.code-block pre::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
}

.code-block pre::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

.code-block code {
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: var(--leading-relaxed);
  color: var(--text-code);
  background: none;
  padding: 0;
  border: none;
  border-radius: 0;
  tab-size: 4;
}

/* ── Bare pre>code fallback (before JS enhances to .code-block) ── */
pre:has(> code[class*="language-"]):not(.code-block pre) {
  background: var(--bg-code);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  overflow-x: auto;
  margin: var(--space-6) 0;
}

/* ── Prism.js Core Reset (prevent default styles) ── */
code[class*="language-"],
pre[class*="language-"] {
  color: var(--text-code) !important;
  background: none !important;
  text-shadow: none !important;
}

/* ── Prism.js Token Reset (prevent default theme leaking) ── */
.code-block .token {
  background: none !important;
  padding: 0 !important;
  border-radius: 0 !important;
  border: none !important;
  box-shadow: none !important;
  text-shadow: none !important;
  font-size: inherit !important;
  display: inline !important;
}

/* ── Prism.js Theme Override (Contexa Refined Dark) ── */
.code-block .token.comment,
.code-block .token.prolog,
.code-block .token.doctype,
.code-block .token.cdata {
  color: #636e7b;
  font-style: italic;
  opacity: 0.7;
}

.code-block .token.punctuation {
  color: #8B949E;
}

.code-block .token.namespace {
  opacity: 0.8;
}

.code-block .token.property,
.code-block .token.tag,
.code-block .token.constant,
.code-block .token.symbol,
.code-block .token.deleted {
  color: #FF7B72;
}

.code-block .token.boolean,
.code-block .token.number {
  color: #D2A8FF;
}

.code-block .token.selector,
.code-block .token.attr-name,
.code-block .token.string,
.code-block .token.char,
.code-block .token.builtin,
.code-block .token.inserted {
  color: #A5D6FF;
}

.code-block .token.operator,
.code-block .token.entity,
.code-block .token.url,
.language-css .token.string,
.style .token.string {
  color: #79C0FF;
}

.code-block .token.atrule,
.code-block .token.attr-value,
.code-block .token.keyword {
  color: #FF7B72;
}

.code-block .token.function,
.code-block .token.class-name {
  color: #D2A8FF;
}

.code-block .token.regex,
.code-block .token.important,
.code-block .token.variable {
  color: #FFA657;
}

.code-block .token.important,
.code-block .token.bold {
  font-weight: var(--weight-semibold);
}

.code-block .token.italic {
  font-style: italic;
}

.code-block .token.entity {
  cursor: help;
}

/* ── Annotation Highlighting ── */
.code-block .token.annotation {
  color: #FFA657;
  font-weight: var(--weight-medium);
}

/* ── Line Numbers ── */
.code-block.line-numbers pre {
  padding-left: calc(var(--space-5) + 3em);
  counter-reset: line;
}

.code-block.line-numbers .line::before {
  counter-increment: line;
  content: counter(line);
  display: inline-block;
  width: 2.5em;
  margin-left: -3em;
  margin-right: 0.5em;
  padding-right: 0.5em;
  text-align: right;
  color: rgba(255, 255, 255, 0.18);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  user-select: none;
}

/* ── Line Highlighting ── */
.code-block .line.highlighted {
  background: rgba(56, 139, 253, 0.1);
  margin: 0 calc(-1 * var(--space-5));
  padding: 0 var(--space-5);
  border-left: 3px solid #388BFD;
}

/* ── Diff Highlighting ── */
.code-block .line.diff-add {
  background: rgba(63, 185, 80, 0.1);
}

.code-block .line.diff-remove {
  background: rgba(248, 81, 73, 0.1);
}

/* ── YAML/Properties Style ── */
.code-block .token.key {
  color: #79C0FF;
}

.code-block .token.value {
  color: #A5D6FF;
}

/* ── Shell/Terminal Style ── */
.code-block.terminal {
  background: #1C2128;
}

.code-block.terminal .code-block-header {
  background: rgba(255, 255, 255, 0.03);
}

.code-block.terminal .token.prompt {
  color: #3FB950;
  user-select: none;
}

.code-block.terminal .token.output {
  color: #8B949E;
}

/* ── Compact Code Block (for inline examples) ── */
.code-inline-block {
  display: inline-block;
  background: var(--bg-code);
  color: var(--text-code);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  line-height: var(--leading-relaxed);
  overflow-x: auto;
  max-width: 100%;
}

/* ── Configuration Example Block ── */
.config-block {
  margin: var(--space-6) 0;
}

.config-block-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.config-block-title .badge {
  font-size: 10px;
}