/* ============================================================
   CasadoraOS — Material for MkDocs theme overrides
   File: docs/stylesheets/extra.css
   ============================================================ */

/* IBM Plex — self-hosted via fetch_fonts.py */
@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ---------- Palette --------------------------------------- */
:root,
[data-md-color-scheme="slate"] {
  --c-bg:           #0b0d12;
  --c-surface:      #13161e;
  --c-surface-2:    #181c25;
  --c-border:       #232834;
  --c-border-soft:  #1a1e27;
  --c-text:         #e8e6e0;
  --c-text-soft:    #9aa0a8;
  --c-text-faint:   #5e6470;
  --c-accent:       #88b4c8;   /* muted cyan */
  --c-accent-soft:  #4a6772;
  --c-stable:       #8aa982;   /* desaturated sage */
  --c-beta:         #c69b6d;   /* desaturated amber */

  --f-sans: "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "JetBrains Mono", monospace;

  /* Material variable overrides */
  --md-default-bg-color:        var(--c-bg);
  --md-default-fg-color:        var(--c-text);
  --md-default-fg-color--light: var(--c-text-soft);
  --md-default-fg-color--lighter: var(--c-text-faint);
  --md-typeset-color:           var(--c-text);
  --md-typeset-a-color:         var(--c-accent);
  --md-accent-fg-color:         var(--c-accent);
  --md-primary-fg-color:        var(--c-bg);
  --md-primary-bg-color:        var(--c-text);
  --md-code-bg-color:           var(--c-surface);
  --md-code-fg-color:           var(--c-text);
}

/* ---------- Typography baseline --------------------------- */
body, .md-typeset {
  font-family: var(--f-sans);
  font-feature-settings: "ss01", "ss02", "cv11";
  letter-spacing: -0.005em;
}

.md-typeset code,
.md-typeset pre,
.md-typeset kbd {
  font-family: var(--f-mono);
  font-feature-settings: "zero", "ss01";
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--c-text);
}

.md-typeset h2 {
  margin-top: 4rem;
  font-size: 1.4rem;
  border-top: 1px solid var(--c-border-soft);
  padding-top: 2rem;
}

/* ---------- Hero ------------------------------------------ */
.md-typeset .hero-title,
.md-typeset h1.hero-title,
.md-typeset h1:first-of-type {
  font-family: var(--f-mono);
  font-size: 3.2rem;
  font-weight: 500;
  letter-spacing: -0.03em;
  margin: 4rem 0 1rem;
  color: var(--c-text);
}

.md-typeset .hero-tagline,
.md-typeset h1 + p {
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--c-text);
  letter-spacing: -0.015em;
  max-width: 38ch;
  margin: 0 0 1.5rem;
}

.md-typeset .hero-lede,
.md-typeset h1 + p + p {
  color: var(--c-text-soft);
  max-width: 56ch;
  margin: 0 0 2rem;
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Constellation ornament — sparse Orion outline, top-right of hero */
.md-content__inner > h1:first-of-type::before {
  content: "";
  position: absolute;
  top: 5rem;
  right: 2rem;
  width: 320px;
  height: 240px;
  opacity: 0.28;
  pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 320 240' fill='none' stroke='%2388b4c8' stroke-width='1'><line x1='80' y1='60' x2='128' y2='100'/><line x1='128' y1='100' x2='144' y2='110'/><line x1='144' y1='110' x2='160' y2='120'/><line x1='160' y1='60' x2='160' y2='120'/><line x1='160' y1='120' x2='200' y2='180'/><line x1='128' y1='100' x2='90' y2='185'/><circle cx='80' cy='60' r='3.6' fill='%2388b4c8' stroke='none'/><circle cx='160' cy='60' r='3' fill='%2388b4c8' stroke='none'/><circle cx='128' cy='100' r='2.4' fill='%2388b4c8' stroke='none'/><circle cx='144' cy='110' r='3' fill='%2388b4c8' stroke='none'/><circle cx='160' cy='120' r='2.7' fill='%2388b4c8' stroke='none'/><circle cx='90' cy='185' r='3.9' fill='%2388b4c8' stroke='none'/><circle cx='200' cy='180' r='3' fill='%2388b4c8' stroke='none'/></svg>");
  background-repeat: no-repeat;
}

@media (max-width: 960px) {
  .md-content__inner > h1:first-of-type::before { display: none; }
}

/* ---------- Buttons --------------------------------------- */
.md-typeset .md-button {
  font-family: var(--f-mono);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  border: 1px solid var(--c-border);
  border-radius: 0;
  padding: 0.55rem 1.1rem;
  color: var(--c-text);
  background: transparent;
  transition: border-color 120ms ease, color 120ms ease;
}

.md-typeset .md-button:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
  background: transparent;
}

.md-typeset .md-button--primary {
  border-color: var(--c-accent);
  color: var(--c-bg);
  background: var(--c-accent);
}

.md-typeset .md-button--primary:hover {
  background: transparent;
  color: var(--c-accent);
}

/* ---------- Image cards (grid cards) ---------------------- */
.md-typeset .grid.cards > ul {
  gap: 1rem;
}

.md-typeset .grid.cards > ul > li {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 0;
  padding: 1.5rem;
  box-shadow: none;
  transition: border-color 150ms ease;
}

.md-typeset .grid.cards > ul > li:hover {
  border-color: var(--c-accent-soft);
  box-shadow: none;
  transform: none;
}

/* Card title (first <p> with <strong> + status pill) */
.md-typeset .grid.cards > ul > li > p:first-child {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
}

.md-typeset .grid.cards > ul > li > p:first-child strong {
  font-family: var(--f-mono);
  font-weight: 500;
  letter-spacing: -0.01em;
}

/* Metadata strip — second <p>, contains only inline code */
.md-typeset .grid.cards > ul > li > p:nth-of-type(2) code {
  background: transparent;
  border: none;
  padding: 0;
  color: var(--c-text-soft);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.md-typeset .grid.cards > ul > li > p:nth-of-type(2) {
  margin: 0 0 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--c-border-soft);
}

/* Card body paragraphs */
.md-typeset .grid.cards > ul > li > p:nth-of-type(n+3) {
  color: var(--c-text-soft);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Card buttons row */
.md-typeset .grid.cards > ul > li > p:last-child {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.md-typeset .grid.cards > ul > li > p:last-child .md-button {
  font-size: 0.72rem;
  padding: 0.4rem 0.8rem;
}

/* ---------- Status pills ---------------------------------- */
.status-pill {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  border: 1px solid currentColor;
  border-radius: 999px;
  vertical-align: middle;
  margin-left: 0.4rem;
}
.status-pill.status-stable { color: var(--c-stable); }
.status-pill.status-beta   { color: var(--c-beta); }
.status-pill.status-wip    { color: var(--c-text-faint); }

/* ---------- Built-on strip -------------------------------- */
.md-typeset .built-on-strip {
  font-family: var(--f-mono);
  font-size: 0.85rem;
  color: var(--c-text-soft);
  letter-spacing: 0.01em;
  text-align: center;
  padding: 1rem 0;
}

.md-typeset .built-on-strip a {
  color: var(--c-text-soft);
  border-bottom: 1px solid transparent;
  transition: color 120ms ease, border-color 120ms ease;
}

.md-typeset .built-on-strip a:hover {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}

/* ---------- Principles ------------------------------------ */
.md-typeset h2[id="principles"] + p,
.md-typeset h2[id="principles"] ~ p {
  max-width: 60ch;
  color: var(--c-text-soft);
}

.md-typeset h2[id="principles"] ~ p strong {
  display: block;
  color: var(--c-text);
  font-weight: 500;
  margin-bottom: 0.2rem;
  font-family: var(--f-sans);
}

/* ---------- Code blocks ----------------------------------- */
.md-typeset pre > code,
.md-typeset .highlight pre {
  background: var(--c-surface);
  border: 1px solid var(--c-border-soft);
  border-radius: 0;
  font-size: 0.82rem;
  line-height: 1.6;
}

.md-typeset code {
  background: var(--c-surface-2);
  border-radius: 2px;
  padding: 0.1em 0.35em;
  font-size: 0.85em;
}

/* ---------- FAQ (pymdownx.details) ------------------------ */
.md-typeset details {
  --md-admonition-fg-color: var(--c-text-soft);
  --md-admonition-bg-color: transparent;
  background: transparent !important;
  border: none !important;
  border-top: 1px solid var(--c-border-soft) !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  margin: 0;
}

.md-typeset details:last-of-type {
  border-bottom: 1px solid var(--c-border-soft) !important;
}

.md-typeset details > summary {
  background: transparent !important;
  font-family: var(--f-sans);
  font-weight: 400;
  font-size: 0.95rem;
  padding: 1rem 0;
  color: var(--c-text) !important;
}

.md-typeset details > summary::before {
  background-color: var(--c-text-faint) !important;
  -webkit-mask-image: var(--md-details-icon) !important;
  mask-image: var(--md-details-icon) !important;
}

.md-typeset details[open] > summary {
  color: var(--c-accent) !important;
}

.md-typeset details > :not(summary) {
  color: var(--c-text-soft);
  padding-left: 0;
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ---------- Horizontal rules ------------------------------ */
.md-typeset hr {
  border: none;
  border-top: 1px solid var(--c-border-soft);
  margin: 3rem 0;
}

/* ---------- Layout polish --------------------------------- */
.md-main__inner {
  margin-top: 0;
}

.md-content__inner {
  position: relative;
  padding-top: 1rem;
}

.md-content__inner::before {
  display: none;  /* kill Material's edit-this-page anchor on home */
}

/* Hide page title duplication if Material renders it */
.md-content__inner > h1:first-of-type {
  position: relative;
}

/* ============================================================
   404 page styling
   ============================================================ */

.md-typeset h1.err-code,
.md-typeset h1:first-of-type:has(+ p.err-tagline) {
  font-family: var(--f-mono);
  font-size: 5rem;
  font-weight: 400;
  letter-spacing: -0.04em;
  color: var(--c-accent);
  margin: 5rem 0 1rem;
}

.md-typeset .err-tagline {
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--c-text);
  letter-spacing: -0.015em;
  max-width: 38ch;
  margin: 0 0 1.5rem;
}

.md-typeset .err-lede {
  color: var(--c-text-soft);
  max-width: 56ch;
  margin: 0 0 2rem;
  font-size: 0.95rem;
  line-height: 1.65;
}
