/* ============================================================
   HHG2AI Brand — Custom CSS for MkDocs Material
   Colours, typography, and six custom admonition types
   ============================================================ */

/* --- Colour palette (hhg scheme) --- */
:root,
[data-md-color-scheme="hhg"] {
  --md-primary-fg-color:        #1a5c5c;
  --md-primary-fg-color--light: #237878;
  --md-primary-fg-color--dark:  #0f3d3d;
  --md-accent-fg-color:         #d4883a;
  --md-accent-fg-color--transparent: rgba(212, 136, 58, 0.1);
  --md-default-bg-color:        #faf8f4;
  --md-default-bg-color--light: #f0ece4;
  --md-default-fg-color:        #2c2c2c;
  --md-default-fg-color--light: #5a5a5a;

  /* Sidebar */
  --md-code-bg-color: #f0ece4;
}

/* Dark mode adjustments */
[data-md-color-scheme="slate"] {
  --md-accent-fg-color: #e6a45c;
}

/* --- Typography overrides --- */
.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4,
.md-typeset h5,
.md-typeset h6,
.md-nav,
.md-tabs,
.md-header,
.md-footer,
.md-search__input {
  font-family: "Inter", var(--md-text-font-family), sans-serif;
}

.md-typeset h1 {
  color: var(--md-primary-fg-color--dark);
  letter-spacing: -0.5px;
}

.md-typeset h2 {
  color: var(--md-primary-fg-color);
  border-bottom: 1px solid #d8d4cc;
  padding-bottom: 6px;
}

/* --- Verified date badge --- */
.verified-date {
  font-family: "Inter", sans-serif;
  font-size: 0.75rem;
  color: var(--md-default-fg-color--light);
  background: var(--md-code-bg-color);
  display: inline-block;
  padding: 2px 10px;
  border-radius: 3px;
  margin-bottom: 1.5rem;
}

/* ============================================================
   CUSTOM ADMONITION TYPES
   Six types mapped to the travel-guide voice
   ============================================================ */

/* Match body text size in admonition boxes */
.md-typeset .admonition,
.md-typeset details {
  font-size: 0.8rem;
}

/* Shared fix: disable Material's mask/background icon system for emoji icons */
.md-typeset .panic > .admonition-title::before,
.md-typeset .panic > summary::before,
.md-typeset .essential > .admonition-title::before,
.md-typeset .essential > summary::before,
.md-typeset .offtrack > .admonition-title::before,
.md-typeset .offtrack > summary::before,
.md-typeset .caution > .admonition-title::before,
.md-typeset .caution > summary::before,
.md-typeset .updated > .admonition-title::before,
.md-typeset .updated > summary::before,
.md-typeset .leifnote > .admonition-title::before,
.md-typeset .leifnote > summary::before {
  background-color: transparent;
  -webkit-mask-image: none;
  mask-image: none;
  width: auto;
  height: auto;
  position: relative;
  top: auto;
  left: 0;
  display: inline-block;
  margin-right: 0.4em;
}

/* Reset left padding for emoji-icon admonition titles (Material default is 2rem for absolute icons) */
.md-typeset .panic > .admonition-title,
.md-typeset .panic > summary,
.md-typeset .essential > .admonition-title,
.md-typeset .essential > summary,
.md-typeset .offtrack > .admonition-title,
.md-typeset .offtrack > summary,
.md-typeset .caution > .admonition-title,
.md-typeset .caution > summary,
.md-typeset .updated > .admonition-title,
.md-typeset .updated > summary,
.md-typeset .leifnote > .admonition-title,
.md-typeset .leifnote > summary {
  padding-left: 0.6rem;
}

/* 1. Don't Panic — Teal */
:root {
  --md-admonition-icon--panic: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M14 9V5.5a2.5 2.5 0 0 0-5 0V9m-3.5 0h12a1 1 0 0 1 1 1v10a1 1 0 0 1-1 1h-12a1 1 0 0 1-1-1V10a1 1 0 0 1 1-1z" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/><text x="12" y="17" text-anchor="middle" font-size="8" font-weight="bold" fill="currentColor">OK</text></svg>');
}
.md-typeset .admonition.panic,
.md-typeset details.panic {
  border-color: #1a5c5c;
}
.md-typeset .panic > .admonition-title,
.md-typeset .panic > summary {
  background-color: rgba(26, 92, 92, 0.1);
  border-color: #1a5c5c;
}
.md-typeset .panic > .admonition-title::before,
.md-typeset .panic > summary::before {
  content: "👍 ";
  font-style: normal;
}

/* 2. Essential — Green */
.md-typeset .admonition.essential,
.md-typeset details.essential {
  border-color: #4a8c3f;
}
.md-typeset .essential > .admonition-title,
.md-typeset .essential > summary {
  background-color: rgba(74, 140, 63, 0.1);
  border-color: #4a8c3f;
}
.md-typeset .essential > .admonition-title::before,
.md-typeset .essential > summary::before {
  content: "✓ ";
  font-style: normal;
}

/* 3. Off the Beaten Track — Amber */
.md-typeset .admonition.offtrack,
.md-typeset details.offtrack {
  border-color: #d4883a;
}
.md-typeset .offtrack > .admonition-title,
.md-typeset .offtrack > summary {
  background-color: rgba(212, 136, 58, 0.1);
  border-color: #d4883a;
}
.md-typeset .offtrack > .admonition-title::before,
.md-typeset .offtrack > summary::before {
  content: "🗺️ ";
  font-style: normal;
}

/* 4. Caution — Red */
.md-typeset .admonition.caution,
.md-typeset details.caution {
  border-color: #cc4444;
}
.md-typeset .caution > .admonition-title,
.md-typeset .caution > summary {
  background-color: rgba(204, 68, 68, 0.1);
  border-color: #cc4444;
}
.md-typeset .caution > .admonition-title::before,
.md-typeset .caution > summary::before {
  content: "⚠️ ";
  font-style: normal;
}

/* 5. Recently Updated — Blue-grey */
.md-typeset .admonition.updated,
.md-typeset details.updated {
  border-color: #607d8b;
}
.md-typeset .updated > .admonition-title,
.md-typeset .updated > summary {
  background-color: rgba(96, 125, 139, 0.1);
  border-color: #607d8b;
}
.md-typeset .updated > .admonition-title::before,
.md-typeset .updated > summary::before {
  content: "🔄 ";
  font-style: normal;
}

/* 6. Leif's Notes — Warm brown/sienna */
.md-typeset .admonition.leifnote,
.md-typeset details.leifnote {
  border-color: #8b6914;
}
.md-typeset .leifnote > .admonition-title,
.md-typeset .leifnote > summary {
  background-color: rgba(139, 105, 20, 0.1);
  border-color: #8b6914;
}
.md-typeset .leifnote > .admonition-title::before,
.md-typeset .leifnote > summary::before {
  content: "✏️ ";
  font-style: normal;
}

/* 7. Going Deeper — Muted blue-grey (technical/optional content) */
:root {
  --md-admonition-icon--deeper: url('data:image/svg+xml;charset=utf-8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path d="M352 320c88.4 0 160-71.6 160-160c0-15.3-2.2-30.1-6.2-44.2c-3.1-10.8-16.4-13.2-24.3-5.3l-76.8 76.8c-3 3-7.1 4.7-11.3 4.7H336c-8.8 0-16-7.2-16-16V118.6c0-4.2 1.7-8.3 4.7-11.3l76.8-76.8c7.9-7.9 5.4-21.2-5.3-24.3C382.1 2.2 367.3 0 352 0C263.6 0 192 71.6 192 160c0 19.1 3.4 37.5 9.5 54.5L19.9 396.1C7.2 408.8 0 426.1 0 444.1C0 481.6 30.4 512 67.9 512c18 0 35.3-7.2 48-19.9l181.6-181.6c17 6.2 35.4 9.5 54.5 9.5zM80 456c-13.3 0-24-10.7-24-24s10.7-24 24-24s24 10.7 24 24s-10.7 24-24 24z"/></svg>');
}
.md-typeset .admonition.deeper,
.md-typeset details.deeper {
  border-color: #6d7f8b;
}
.md-typeset .deeper > .admonition-title,
.md-typeset .deeper > summary {
  background-color: rgba(109, 127, 139, 0.1);
  border-color: #6d7f8b;
}
.md-typeset .deeper > .admonition-title::before,
.md-typeset .deeper > summary::before {
  -webkit-mask-image: var(--md-admonition-icon--deeper);
          mask-image: var(--md-admonition-icon--deeper);
}

/* --- Platform logo styling --- */
.platform-logo {
  height: 40px !important;
  max-height: 40px !important;
  width: 40px !important;
  max-width: 40px !important;
  vertical-align: middle;
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
  display: inline-block;
}

/* --- Platform nav icons (left sidebar, section headers only) --- */
.md-nav__container > .md-nav__link[href*="claude/"]::before {
  content: "";
  display: inline-block;
  width: 1em;
  height: 1em;
  margin-right: 0.4em;
  vertical-align: middle;
  background-image: url('../images/platforms/claude-icon.svg');
  background-size: contain;
  background-repeat: no-repeat;
}
.md-nav__container > .md-nav__link[href*="chatgpt/"]::before {
  content: "";
  display: inline-block;
  width: 1em;
  height: 1em;
  margin-right: 0.4em;
  vertical-align: middle;
  background-image: url('../images/platforms/chatgpt-icon.svg');
  background-size: contain;
  background-repeat: no-repeat;
}
.md-nav__container > .md-nav__link[href*="gemini/"]::before {
  content: "";
  display: inline-block;
  width: 1em;
  height: 1em;
  margin-right: 0.4em;
  vertical-align: middle;
  background-image: url('../images/platforms/gemini-icon.svg');
  background-size: contain;
  background-repeat: no-repeat;
}
.md-nav__container > .md-nav__link[href*="copilot"]::before {
  content: "";
  display: inline-block;
  width: 1em;
  height: 1em;
  margin-right: 0.4em;
  vertical-align: middle;
  background-image: url('../images/platforms/copilot-icon.svg');
  background-size: contain;
  background-repeat: no-repeat;
}

/* --- TOC page title --- */
.md-toc__title {
  font-weight: 700;
  font-size: 0.7rem;
  padding: 0.4rem 0.6rem;
  margin: 0 0 0.4rem 0;
  color: var(--md-default-fg-color--light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--md-default-fg-color--lightest);
}

/* --- Hide header repo icon (kept in footer via extra.social) --- */
.md-header__source {
  display: none;
}

/* --- Section colour wayfinding --- */
:root {
  --section-color-primer: #7b8fa2;
  --section-color-essentials: #5a9e8f;
  --section-color-field-guides: #b8914a;
  --section-color-platforms: #7678a8;
  --section-color-basecamp: #a87066;
}

.section-primer .md-content {
  border-top: 3px solid var(--section-color-primer);
}
.section-essentials .md-content {
  border-top: 3px solid var(--section-color-essentials);
}
.section-field-guides .md-content {
  border-top: 3px solid var(--section-color-field-guides);
}
.section-platforms .md-content {
  border-top: 3px solid var(--section-color-platforms);
}
.section-basecamp .md-content {
  border-top: 3px solid var(--section-color-basecamp);
}

/* Beta superscript on site title in header */
.md-header__topic:first-child .md-ellipsis::after {
  content: "beta";
  font-family: "Inter", sans-serif;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 3px;
  padding: 1px 5px;
  margin-left: 8px;
  vertical-align: super;
}

/* ============================================================
   LANDING PAGE STYLES
   Custom hero, pathway cards, sitemap, mailing box
   ============================================================ */

/* Hide sidebar and TOC on landing page */
.md-main__inner.landing-page .md-sidebar {
  display: none;
}
.landing-page .md-content {
  max-width: 100%;
  margin: 0;
}

/* Hero section */
.hhg-hero {
  background: linear-gradient(135deg, #0f3d3d 0%, #1a5c5c 60%, #237878 100%);
  color: #faf8f4;
  padding: 72px 48px 64px;
  text-align: center;
  margin: -20px -20px 0;
}
.hhg-hero .panic-title {
  font-size: 64px;
  font-family: "Inter", sans-serif;
  font-weight: 800;
  color: #e6a45c;
  margin-bottom: 16px;
  letter-spacing: -1.5px;
  text-transform: uppercase;
}
.hhg-hero h1 {
  color: #faf8f4 !important;
  font-size: 42px !important;
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 4px !important;
  border: none !important;
  padding: 0 !important;
}
.hhg-hero p {
  font-size: 18px;
  max-width: 580px;
  margin: 0 auto;
  opacity: 0.88;
  line-height: 1.6;
}

/* Map placeholder */
.hhg-map {
  background: linear-gradient(135deg, #e8f0e8 0%, #f0ece4 30%, #e8eef4 60%, #f4ece8 100%);
  border: 1px solid #d8d4cc;
  border-radius: 8px;
  padding: 48px 32px;
  text-align: center;
  margin: 48px auto 8px;
  max-width: 960px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.hhg-map .map-caption {
  font-family: "Source Serif 4", serif;
  font-size: 12px;
  color: #5a5a5a;
  font-style: italic;
  margin-top: 8px;
}

/* Pathway cards */
.hhg-paths {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 48px;
  max-width: 960px;
  margin: 0 auto;
}
.hhg-path-card {
  background: #ffffff;
  border: 1px solid #d8d4cc;
  border-radius: 8px;
  padding: 28px 24px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  color: inherit;
}
.hhg-path-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  border-color: #237878;
  transform: translateY(-2px);
}
.hhg-path-card h3 {
  font-family: "Inter", sans-serif;
  font-size: 17px;
  color: #1a5c5c;
  margin-bottom: 8px;
  border: none !important;
  padding: 0 !important;
}
.hhg-path-card .time {
  font-family: "Inter", sans-serif;
  font-size: 12px;
  color: #d4883a;
  font-weight: 600;
  margin-bottom: 8px;
}
.hhg-path-card p {
  font-size: 14.5px;
  color: #5a5a5a;
  line-height: 1.5;
}

/* Landing section heading */
.hhg-landing-section {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 48px 16px;
}
.hhg-landing-section h2 {
  font-family: "Inter", sans-serif;
  font-size: 22px;
  color: var(--md-primary-fg-color);
  margin-bottom: 0;
  padding-bottom: 6px;
  border-bottom: 1px solid #d8d4cc;
}

/* Sitemap */
.hhg-sitemap {
  columns: 2;
  column-gap: 48px;
  font-family: "Inter", sans-serif;
  font-size: 14px;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 48px 48px;
}
.hhg-sitemap-group {
  break-inside: avoid;
  margin-bottom: 20px;
}
.hhg-sitemap-group h4 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #5a5a5a;
  margin-bottom: 6px;
}
.hhg-sitemap-group ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.hhg-sitemap-group li {
  padding: 3px 0;
}
.hhg-sitemap-group a {
  color: #237878;
  text-decoration: none;
}
.hhg-sitemap-group a:hover {
  color: #d4883a;
  text-decoration: underline;
}

/* Mailing box */
.hhg-mailing-box {
  background: #ffffff;
  border: 1px solid #d8d4cc;
  border-radius: 8px;
  padding: 24px 28px;
  margin: 32px auto;
  max-width: 864px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.hhg-mailing-box h3 {
  font-family: "Inter", sans-serif;
  font-size: 16px;
  color: #1a5c5c;
  margin-bottom: 6px;
  border: none !important;
  padding: 0 !important;
}
.hhg-mailing-box p {
  font-size: 14px;
  color: #5a5a5a;
  margin-bottom: 12px;
}

/* Footer columns */
.hhg-footer-cols {
  display: flex;
  gap: 32px;
  max-width: 864px;
  margin: 24px auto;
  font-family: "Inter", sans-serif;
  font-size: 14px;
  color: #5a5a5a;
}
.hhg-footer-cols > div {
  flex: 1;
}
.hhg-footer-cols h3 {
  font-size: 15px;
  color: #1a5c5c;
  margin-bottom: 6px;
  border: none !important;
  padding: 0 !important;
}
.hhg-footer-cols p {
  font-size: 13.5px;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 800px) {
  .hhg-paths {
    grid-template-columns: 1fr;
    padding: 24px;
  }
  .hhg-sitemap {
    columns: 1;
    padding: 0 24px 24px;
  }
  .hhg-hero .panic-title {
    font-size: 42px;
  }
  .hhg-hero h1 {
    font-size: 28px !important;
  }
  .hhg-footer-cols {
    flex-direction: column;
  }
}