/* AI Hardware Engineer Roadmap — MkDocs Material Custom Theme */

/* ── Layout ───────────────────────────────────── */
.md-grid {
  max-width: 1320px;
}

.md-content__inner {
  padding-top: 1.2rem;
}

/* ── Hero section ─────────────────────────────── */
.md-content__inner > h1:first-of-type,
.md-typeset h1 {
  font-size: 2.0rem !important;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-align: center;
  margin-top: 0.25rem;
  margin-bottom: 0.5rem;
  line-height: 1.15;
}

/* Tagline paragraph directly under hero H1 */
.md-content__inner > p:first-of-type strong {
  font-size: 1.05rem;
  font-weight: 500;
}

/* Center the badge row */
.md-content__inner > p:has(img[src*="shields.io"]) {
  text-align: center;
  margin: 0.5rem 0 1rem;
}

/* Banner image */
.md-content__inner > p > img[alt="AI Hardware Engineer Roadmap"] {
  display: block;
  margin: 0 auto 0.5rem;
  max-width: min(720px, 100%);
  border-radius: 14px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.13);
}

/* ── Intro paragraph ──────────────────────────── */
.md-content__inner > p:nth-of-type(3) {
  font-size: 1.05rem;
  line-height: 1.75;
  text-align: center;
  max-width: 760px;
  margin: 0 auto 1.8rem;
  color: var(--md-typeset-color);
  opacity: 0.9;
}

/* ── Horizontal rule ──────────────────────────── */
.md-typeset hr {
  border-color: var(--md-typeset-table-color);
  margin: 1.8rem 0;
}

/* ── Headings ─────────────────────────────────── */
.md-typeset h1 {
  font-weight: 800;
  letter-spacing: -0.02em;
}

.md-typeset h2 {
  font-weight: 700;
  letter-spacing: -0.01em;
  border-bottom: 2px solid var(--md-primary-fg-color);
  padding-bottom: 0.35rem;
  margin-top: 2.2rem;
  margin-bottom: 1rem;
}

.md-typeset h3 {
  font-weight: 600;
  margin-top: 1.6rem;
}

.md-typeset h4 {
  font-weight: 600;
  color: var(--md-primary-fg-color);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.07em;
  margin-top: 1.4rem;
}

/* ── Tables ───────────────────────────────────── */
.md-typeset table:not([class]) {
  font-size: 0.875rem;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--md-typeset-table-color);
  border-radius: 8px;
  overflow: hidden;
  width: 100%;
  margin: 1.2rem 0;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.md-typeset table:not([class]) th {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--md-typeset-table-color);
  border-bottom: 2px solid var(--md-primary-fg-color);
  padding: 0.6rem 0.85rem;
  white-space: nowrap;
}

.md-typeset table:not([class]) td {
  padding: 0.5rem 0.85rem;
  border-top: 1px solid var(--md-typeset-table-color);
  vertical-align: top;
  line-height: 1.55;
}

.md-typeset table:not([class]) tr:first-child td {
  border-top: none;
}

.md-typeset table:not([class]) tr:hover td {
  background: var(--md-accent-fg-color--transparent);
}

/* First column bold — layer labels, platform names */
.md-typeset table:not([class]) td:first-child {
  font-weight: 600;
}

/* ── Code blocks ──────────────────────────────── */
.md-typeset code {
  font-size: 0.82em;
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

.md-typeset pre {
  border-radius: 8px;
  overflow-x: auto;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.md-typeset pre code {
  font-family: 'JetBrains Mono', 'Cascadia Code', 'Fira Code', monospace;
  font-size: 0.78em;
  line-height: 1.5;
}

/* ── Blockquotes as callouts ──────────────────── */
.md-typeset blockquote {
  border-left: 4px solid var(--md-primary-fg-color);
  background: var(--md-admonition-bg-color);
  padding: 0.75rem 1.2rem;
  border-radius: 0 8px 8px 0;
  margin: 1.2rem 0;
  font-size: 0.93rem;
}

.md-typeset blockquote p {
  margin-bottom: 0.3rem;
}

.md-typeset blockquote p:last-child {
  margin-bottom: 0;
}

/* ── Admonitions ──────────────────────────────── */
.md-typeset .admonition {
  border-radius: 8px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

/* ── Navigation tabs ──────────────────────────── */
.md-tabs__link {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  opacity: 0.82;
}

.md-tabs__link--active,
.md-tabs__link:hover {
  opacity: 1;
  font-weight: 700;
}

/* ── Sidebar nav ──────────────────────────────── */
.md-nav__title {
  font-weight: 700;
}

.md-nav__link {
  font-size: 0.75rem;
}

/* ── Header ───────────────────────────────────── */
.md-header {
  box-shadow: 0 1px 8px rgba(0,0,0,0.12);
}

.md-header__title {
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* ── Logo ─────────────────────────────────────── */
.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  fill: currentcolor;
  display: block !important;
  height: 2.4rem !important;
  width: auto !important;
  border-radius: 6px !important;
}

/* ── Footer ───────────────────────────────────── */
.md-footer-meta a {
  color: var(--md-accent-fg-color);
}

/* ── Mermaid diagrams ─────────────────────────── */
.mermaid {
  text-align: center;
  margin: 1.5rem 0;
}

/* ── Tag chips ────────────────────────────────── */
.md-tag {
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.7rem;
  letter-spacing: 0.03em;
}

/* ── Search ───────────────────────────────────── */
.md-search__form {
  border-radius: 6px;
}

/* ── Print ────────────────────────────────────── */
@media print {
  .md-sidebar,
  .md-tabs,
  .md-header,
  .md-footer {
    display: none;
  }
  .md-content {
    max-width: 100%;
  }
}

/* ── Mobile ───────────────────────────────────── */
@media screen and (max-width: 768px) {
  .md-content__inner > h1:first-of-type {
    font-size: 1.6rem;
  }

  .md-typeset table:not([class]) {
    font-size: 0.78rem;
  }

  .md-typeset table:not([class]) th,
  .md-typeset table:not([class]) td {
    padding: 0.35rem 0.5rem;
  }
}

/* ── Dark mode refinements ────────────────────── */
[data-md-color-scheme="slate"] .md-typeset table:not([class]) {
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

[data-md-color-scheme="slate"] .md-typeset pre {
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}

[data-md-color-scheme="slate"] .md-content__inner > p > img[alt="AI Hardware Engineer Roadmap"] {
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}