/* =============================================================================
 * nebu.css — shared styles for the terminal-brutalist design system.
 * Loaded after the Tailwind CDN + tailwind-config inline script.
 * =========================================================================== */

/* ---- Base -------------------------------------------------------------- */

html, body {
  background-color: #131313;
  color: #e5e2e1;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Monaco, Consolas, monospace;
  font-feature-settings: "liga" 0, "calt" 0;
  line-height: 1.6;
}

/* Clear the fixed footer on every viewport */
body { padding-bottom: 3rem; }

::selection { background-color: #ff7f50; color: #131313; }

/* ---- Scrollbar --------------------------------------------------------- */

::-webkit-scrollbar       { width: 4px; }
::-webkit-scrollbar-track { background: #131313; }
::-webkit-scrollbar-thumb { background: #ff7f50; }

/* ---- Icons ------------------------------------------------------------- */

.material-symbols-outlined {
  font-size: 1.25rem;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* ---- Navigation --------------------------------------------------------- */

/* Smooth in-page jumps, with offset for sticky header */
html                  { scroll-behavior: smooth; }
section[id]           { scroll-margin-top: 5rem; }

/* Sticky sidebar TOC */
.toc-link {
  display: block;
  padding: 0.25rem 0 0.25rem 0.625rem;
  color: #c6c6c6;
  border-left: 2px solid transparent;
  line-height: 1.4;
}
.toc-link:hover { color: #4dd9e4; }
.toc-link.is-active {
  color: #4dd9e4;
  border-left-color: #4dd9e4;
  background: rgba(77, 217, 228, 0.05);
}

/* Mobile drawer */
.drawer-hidden { transform: translateY(-100%); }

/* ---- Code blocks ------------------------------------------------------- */

pre { white-space: pre; }

/* Header bar above a <pre>: language label + copy button */
.code-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #2a2a2a;
  padding: 0.125rem 0.75rem;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.code-head__lang { color: #4dd9e4; }
/* Absolute-positioned copy button needs a positioned ancestor */
.copy-block { position: relative; }

/* Copy button — absolute variant (inside a `.copy-block` container) */
.copy-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  font-size: 0.6875rem;
  letter-spacing: 0.02em;
  padding: 0.125rem 0.375rem;
  color: #c6c6c6;
  background: transparent;
  border: 1px solid transparent;
  text-transform: uppercase;
  cursor: pointer;
}
.copy-btn:hover,
.copy-btn.is-copied { color: #131313; background: #ff7f50; }

/* Inline variant: sits in a code-head bar, never overlaps code */
.copy-btn--inline {
  position: static;
  top: auto;
  right: auto;
}

/* ---- Go syntax highlighting (minimal, used in build-processors.html) -- */

.tok-kw   { color: #ff7f50; }
.tok-str  { color: #e5e2e1; }
.tok-com  { color: #7a6a6a; font-style: italic; }
.tok-type { color: #4dd9e4; }
.tok-fn   { color: #ffb59c; }

/* ---- Flourishes -------------------------------------------------------- */

/* Blinking cursor (hero on landing page) */
.cursor-blink::after {
  content: '_';
  animation: blink 1s step-start infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ASCII pipeline diagrams keep a tight line-height */
.ascii-pipe {
  white-space: pre;
  line-height: 1.25;
}