/* ================================================================
   mdmedicine.me — Modern Readable Theme
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ----------------------------------------------------------------
   Custom colour tokens — light mode
   ---------------------------------------------------------------- */
[data-md-color-scheme="default"] {
  --md-primary-fg-color:          #4338CA;   /* Indigo-700 */
  --md-primary-fg-color--light:   #6366F1;   /* Indigo-500 */
  --md-primary-fg-color--dark:    #3730A3;   /* Indigo-800 — header bg */
  --md-primary-bg-color:          #ffffff;   /* Text/icons on primary bg */
  --md-accent-fg-color:           #0891B2;   /* Cyan-600 */

  --md-default-bg-color:          #F8FAFC;
  --md-default-bg-color--light:   #F1F5F9;
  --md-default-bg-color--lighter: #E2E8F0;

  --md-default-fg-color:          #0F172A;
  --md-default-fg-color--light:   #475569;
  --md-default-fg-color--lighter: #94A3B8;

  --md-code-bg-color:             #EEF0FB;
  --md-code-fg-color:             #1E1B4B;

  --md-link-color:                #4338CA;
  --md-link-color--visited:       #6D28D9;

  --md-shadow-z1: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --md-shadow-z2: 0 4px 12px rgba(0,0,0,.08), 0 2px 4px rgba(0,0,0,.05);

  /* Admonition palette */
  --adm-note-bg:     #EEF2FF;  --adm-note-border:     #6366F1;  --adm-note-title:    #4338CA;
  --adm-tip-bg:      #F0FDF4;  --adm-tip-border:      #22C55E;  --adm-tip-title:     #15803D;
  --adm-warning-bg:  #FFFBEB;  --adm-warning-border:  #F59E0B;  --adm-warning-title: #B45309;
  --adm-danger-bg:   #FFF1F2;  --adm-danger-border:   #F43F5E;  --adm-danger-title:  #BE123C;
  --adm-info-bg:     #ECFEFF;  --adm-info-border:     #0891B2;  --adm-info-title:    #0E7490;
}

/* ----------------------------------------------------------------
   Custom colour tokens — dark mode
   ---------------------------------------------------------------- */
[data-md-color-scheme="slate"] {
  --md-primary-fg-color:          #818CF8;   /* Indigo-400 — readable on dark */
  --md-primary-fg-color--light:   #A5B4FC;   /* Indigo-300 */
  --md-primary-fg-color--dark:    #6366F1;   /* Indigo-500 */
  --md-primary-bg-color:          #ffffff;   /* MUST stay white — controls header text/icon colour */
  --md-accent-fg-color:           #22D3EE;   /* Cyan-400 */

  --md-default-bg-color:          #0F172A;
  --md-default-bg-color--light:   #1E293B;
  --md-default-bg-color--lighter: #334155;

  --md-default-fg-color:          #E2E8F0;
  --md-default-fg-color--light:   #94A3B8;
  --md-default-fg-color--lighter: #64748B;

  --md-code-bg-color:             #1E1B4B;
  --md-code-fg-color:             #C7D2FE;

  --md-link-color:                #A5B4FC;
  --md-link-color--visited:       #C4B5FD;

  --md-shadow-z1: 0 1px 3px rgba(0,0,0,.35);
  --md-shadow-z2: 0 4px 12px rgba(0,0,0,.45);

  /* Admonition palette — muted for dark bg */
  --adm-note-bg:     #1c1f4a;  --adm-note-border:     #818CF8;  --adm-note-title:    #A5B4FC;
  --adm-tip-bg:      #14291e;  --adm-tip-border:      #22C55E;  --adm-tip-title:     #4ADE80;
  --adm-warning-bg:  #2a1f08;  --adm-warning-border:  #F59E0B;  --adm-warning-title: #FBBF24;
  --adm-danger-bg:   #2d1019;  --adm-danger-border:   #F43F5E;  --adm-danger-title:  #FB7185;
  --adm-info-bg:     #082030;  --adm-info-border:     #0891B2;  --adm-info-title:    #22D3EE;
}

/* ----------------------------------------------------------------
   Base typography
   ---------------------------------------------------------------- */
body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.md-typeset {
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--md-default-fg-color);
}

/* ----------------------------------------------------------------
   Headings
   ---------------------------------------------------------------- */
.md-typeset h1 {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--md-default-fg-color);
  margin-bottom: 0.3rem;
  padding-bottom: 0.65rem;
  border-bottom: 2px solid var(--md-primary-fg-color);
}

.md-typeset h2 {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.3;
  margin-top: 2.6rem;
  padding-left: 0.75rem;
  border-left: 3px solid var(--md-primary-fg-color);
  color: var(--md-default-fg-color);
}

.md-typeset h3 {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-top: 1.8rem;
  color: var(--md-default-fg-color);
  border-bottom: 1px solid var(--md-default-bg-color--lighter);
  padding-bottom: 0.2rem;
}

[data-md-color-scheme="slate"] .md-typeset h3 {
  border-bottom-color: rgba(255,255,255,.07);
}

.md-typeset h4 {
  font-size: 0.96rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--md-default-fg-color--light);
  margin-top: 1.4rem;
}

.md-typeset h5 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--md-default-fg-color--light);
}

/* Chapter subtitle — italic line right after h1 */
.md-typeset h1 + p > em:first-child,
.md-typeset h1 + em {
  display: block;
  font-size: 0.85rem;
  font-style: italic;
  color: var(--md-default-fg-color--light);
  margin-top: 0;
  margin-bottom: 1.6rem;
}

/* ----------------------------------------------------------------
   Content width
   ---------------------------------------------------------------- */
.md-content__inner {
  max-width: 900px;
}

/* ----------------------------------------------------------------
   Paragraphs & lists
   ---------------------------------------------------------------- */
.md-typeset p {
  margin-bottom: 1rem;
}

.md-typeset ul,
.md-typeset ol {
  padding-left: 1.6rem;
}

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

.md-typeset li + li {
  margin-top: 0.1rem;
}

/* ----------------------------------------------------------------
   Links
   ---------------------------------------------------------------- */
.md-typeset a {
  color: var(--md-link-color);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.md-typeset a:hover {
  color: var(--md-primary-fg-color--light);
  border-bottom-color: var(--md-primary-fg-color--light);
}

.md-typeset a:visited {
  color: var(--md-link-color--visited);
}

/* ----------------------------------------------------------------
   Strong & emphasis
   ---------------------------------------------------------------- */
.md-typeset strong {
  font-weight: 700;
  color: var(--md-default-fg-color);
}

[data-md-color-scheme="slate"] .md-typeset strong {
  color: #F1F5F9;
}

/* ----------------------------------------------------------------
   Horizontal rules
   ---------------------------------------------------------------- */
.md-typeset hr {
  border: none;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    var(--md-default-bg-color--lighter) 20%,
    var(--md-default-bg-color--lighter) 80%,
    transparent
  );
  margin: 2rem 0;
}

/* ----------------------------------------------------------------
   Blockquotes
   ---------------------------------------------------------------- */
.md-typeset blockquote {
  border-left: 3px solid var(--md-primary-fg-color--light);
  background: var(--md-default-bg-color--light);
  margin: 1.4rem 0;
  padding: 0.8rem 1.1rem;
  border-radius: 0 6px 6px 0;
  color: var(--md-default-fg-color--light);
  font-style: italic;
}

[data-md-color-scheme="slate"] .md-typeset blockquote {
  background: rgba(255,255,255,.03);
  border-left-color: var(--md-primary-fg-color);
}

/* ----------------------------------------------------------------
   Tables
   ---------------------------------------------------------------- */
.md-typeset table:not([class]) {
  font-size: 0.875rem;
  border-collapse: collapse;
  width: 100%;
  margin: 1.8rem 0;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--md-shadow-z1);
}

.md-typeset table:not([class]) th {
  background: var(--md-primary-fg-color);
  color: #fff;
  font-weight: 600;
  font-size: 0.79rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.72rem 1rem;
  text-align: left;
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  background: #1E1B4B;   /* Deep indigo */
  color: #C7D2FE;
}

.md-typeset table:not([class]) td {
  padding: 0.62rem 1rem;
  vertical-align: top;
  border-bottom: 1px solid var(--md-default-bg-color--lighter);
}

[data-md-color-scheme="default"] .md-typeset table:not([class]) tr:nth-child(even) td {
  background: var(--md-default-bg-color--light);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) td {
  border-bottom-color: rgba(255,255,255,.055);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) tr:nth-child(even) td {
  background: rgba(255,255,255,.025);
}

/* ----------------------------------------------------------------
   Admonitions
   ---------------------------------------------------------------- */
.md-typeset .admonition,
.md-typeset details {
  border-radius: 6px;
  border: none;
  border-left: 4px solid;
  box-shadow: none;
  margin: 1.4rem 0;
  padding: 0;
  overflow: hidden;
}

/* note */
.md-typeset .admonition.note,
.md-typeset details.note {
  border-left-color: var(--adm-note-border);
  background: var(--adm-note-bg);
}
.md-typeset .admonition.note > .admonition-title,
.md-typeset details.note > summary {
  background: color-mix(in srgb, var(--adm-note-bg) 60%, var(--adm-note-border) 40%);
  color: var(--adm-note-title);
}

/* tip / hint */
.md-typeset .admonition.tip,
.md-typeset .admonition.hint,
.md-typeset details.tip {
  border-left-color: var(--adm-tip-border);
  background: var(--adm-tip-bg);
}
.md-typeset .admonition.tip > .admonition-title,
.md-typeset .admonition.hint > .admonition-title,
.md-typeset details.tip > summary {
  background: color-mix(in srgb, var(--adm-tip-bg) 60%, var(--adm-tip-border) 40%);
  color: var(--adm-tip-title);
}

/* warning / caution / attention */
.md-typeset .admonition.warning,
.md-typeset .admonition.caution,
.md-typeset .admonition.attention,
.md-typeset details.warning {
  border-left-color: var(--adm-warning-border);
  background: var(--adm-warning-bg);
}
.md-typeset .admonition.warning > .admonition-title,
.md-typeset .admonition.caution > .admonition-title,
.md-typeset .admonition.attention > .admonition-title,
.md-typeset details.warning > summary {
  background: color-mix(in srgb, var(--adm-warning-bg) 60%, var(--adm-warning-border) 40%);
  color: var(--adm-warning-title);
}

/* danger / error */
.md-typeset .admonition.danger,
.md-typeset .admonition.error,
.md-typeset details.danger {
  border-left-color: var(--adm-danger-border);
  background: var(--adm-danger-bg);
}
.md-typeset .admonition.danger > .admonition-title,
.md-typeset .admonition.error > .admonition-title,
.md-typeset details.danger > summary {
  background: color-mix(in srgb, var(--adm-danger-bg) 60%, var(--adm-danger-border) 40%);
  color: var(--adm-danger-title);
}

/* info */
.md-typeset .admonition.info,
.md-typeset details.info {
  border-left-color: var(--adm-info-border);
  background: var(--adm-info-bg);
}
.md-typeset .admonition.info > .admonition-title,
.md-typeset details.info > summary {
  background: color-mix(in srgb, var(--adm-info-bg) 60%, var(--adm-info-border) 40%);
  color: var(--adm-info-title);
}

.md-typeset .admonition-title,
.md-typeset details > summary {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.55rem 0.9rem 0.55rem 2.4rem;
  margin: 0;
}

.md-typeset .admonition > p,
.md-typeset details > p {
  padding: 0.5rem 0.9rem;
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
}

/* ----------------------------------------------------------------
   Code
   ---------------------------------------------------------------- */
.md-typeset code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82em;
  font-weight: 500;
  border-radius: 5px;
  padding: 0.13em 0.45em;
  background: var(--md-code-bg-color);
  color: var(--md-code-fg-color);
}

/* ----------------------------------------------------------------
   Navigation tabs (Summary / Detailed)
   ---------------------------------------------------------------- */
.md-tabs {
  background: var(--md-primary-fg-color--dark, #3730A3);
  border-top: 1px solid rgba(255,255,255,.1);
}

[data-md-color-scheme="slate"] .md-tabs {
  background: #13103A;
  border-top: 1px solid rgba(129,140,248,.12);
}

.md-tabs__link {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  opacity: 0.7;
  color: #ffffff !important;
  transition: opacity 0.15s ease;
}

.md-tabs__link:hover {
  opacity: 1;
}

.md-tabs__link--active {
  opacity: 1;
}

/* Underline indicator on active tab */
.md-tabs__item--active .md-tabs__link {
  opacity: 1;
}

.md-tabs__item--active .md-tabs__link::after {
  background: #ffffff;
  height: 2px;
  border-radius: 2px;
}

/* Detailed tab — teal accent to distinguish from Summary */
.md-tabs__item:last-child .md-tabs__link {
  color: #ffffff !important;
}

.md-tabs__item:last-child.md-tabs__item--active .md-tabs__link::after {
  background: #2DD4BF;   /* Teal underline for Detailed tab */
}

/* ----------------------------------------------------------------
   PDF download bar (injected by hook on detailed pages)
   ---------------------------------------------------------------- */
.pdf-download-bar {
  margin-bottom: 1.4rem;
}

.pdf-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #ffffff !important;
  background: #0891B2;          /* Cyan-600 — matches accent */
  border: none;
  border-radius: 6px;
  padding: 0.42rem 1rem 0.42rem 0.85rem;
  text-decoration: none !important;
  transition: background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: 0 2px 8px rgba(8,145,178,.35);
}

.pdf-download-btn:hover {
  background: #0E7490 !important;
  color: #ffffff !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(8,145,178,.45);
  border-bottom: none !important;
}

.pdf-download-btn:active {
  transform: translateY(0);
}

[data-md-color-scheme="slate"] .pdf-download-btn {
  background: #0891B2;
  box-shadow: 0 2px 8px rgba(8,145,178,.25);
}

/* ----------------------------------------------------------------
   Header
   ---------------------------------------------------------------- */
.md-header {
  background: var(--md-primary-fg-color--dark, #3730A3);
  box-shadow: 0 1px 0 rgba(0,0,0,.15);
}

[data-md-color-scheme="slate"] .md-header {
  background: #1A1040;   /* Deep indigo-tinted dark */
  border-bottom: 1px solid rgba(129, 140, 248, 0.15);
}

/* Guarantee header text/icons are always white in both modes */
.md-header__title,
.md-header__topic,
.md-header .md-nav__title {
  color: #ffffff !important;
}

.md-header__title {
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 1rem;
}

/* ----------------------------------------------------------------
   Left sidebar navigation
   ---------------------------------------------------------------- */
.md-sidebar {
  background: var(--md-default-bg-color);
}

[data-md-color-scheme="slate"] .md-sidebar {
  background: #0D0F26;
  border-right: 1px solid rgba(129, 140, 248, 0.08);
}

.md-nav__link {
  font-size: 0.84rem;
  padding: 0.28rem 0.8rem;
  border-radius: 5px;
  transition: background 0.15s ease, color 0.15s ease;
}

.md-nav__link:hover {
  background: var(--md-default-bg-color--light);
  color: var(--md-primary-fg-color);
}

.md-nav__link--active {
  color: var(--md-primary-fg-color) !important;
  font-weight: 600;
  background: rgba(67, 56, 202, 0.09) !important;
}

[data-md-color-scheme="slate"] .md-nav__link:hover {
  background: rgba(255,255,255,.05);
  color: var(--md-primary-fg-color--light);
}

[data-md-color-scheme="slate"] .md-nav__link--active {
  color: var(--md-primary-fg-color) !important;
  background: rgba(129, 140, 248, 0.12) !important;
}

/* Section (Part) headings in left sidebar */
.md-nav__item--section > .md-nav__link {
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--md-default-fg-color--light);
  opacity: 0.65;
  margin-top: 0.7rem;
  padding-top: 0.4rem;
}

/* ----------------------------------------------------------------
   Right TOC sidebar
   ---------------------------------------------------------------- */
.md-sidebar--secondary .md-nav__title {
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--md-default-fg-color--light);
  opacity: 0.6;
  padding: 0.5rem 0.6rem;
}

.md-sidebar--secondary .md-nav__link {
  font-size: 0.8rem;
  color: var(--md-default-fg-color--light);
  padding: 0.22rem 0.6rem;
  border-radius: 4px;
  line-height: 1.4;
}

.md-sidebar--secondary .md-nav__link:hover {
  color: var(--md-primary-fg-color);
  background: var(--md-default-bg-color--light);
}

.md-sidebar--secondary .md-nav__link--active {
  color: var(--md-primary-fg-color) !important;
  font-weight: 600;
  background: transparent !important;
  border-left: 2px solid var(--md-primary-fg-color);
  padding-left: calc(0.6rem - 2px);
}

[data-md-color-scheme="slate"] .md-sidebar--secondary .md-nav__link--active {
  border-left-color: var(--md-primary-fg-color);
}

/* ----------------------------------------------------------------
   Search
   ---------------------------------------------------------------- */
.md-search__input {
  font-size: 0.9rem;
  border-radius: 8px;
  background: rgba(255,255,255,.13);
}

.md-search__input::placeholder {
  opacity: 0.6;
}

/* ----------------------------------------------------------------
   Footer — dark indigo in both modes so white text is always visible
   ---------------------------------------------------------------- */
.md-footer {
  background: #1E1B4B;
  border-top: 3px solid #4338CA;
  /* Override Material's footer fg vars to white */
  --md-footer-fg-color:          rgba(255,255,255,.9);
  --md-footer-fg-color--light:   rgba(255,255,255,.65);
  --md-footer-fg-color--lighter: rgba(255,255,255,.4);
}

.md-footer-meta {
  background: #171540;
}

[data-md-color-scheme="slate"] .md-footer {
  background: #0D0F26;
  border-top: 3px solid rgba(129,140,248,.45);
  --md-footer-fg-color:          rgba(255,255,255,.85);
  --md-footer-fg-color--light:   rgba(255,255,255,.6);
  --md-footer-fg-color--lighter: rgba(255,255,255,.35);
}

[data-md-color-scheme="slate"] .md-footer-meta {
  background: #09091E;
}

.md-footer,
.md-footer-meta,
.md-footer-copyright,
.md-footer__link,
.md-footer__direction {
  color: var(--md-footer-fg-color);
}

.md-footer-copyright {
  font-size: 0.78rem;
  letter-spacing: 0.01em;
}

.md-footer__link {
  opacity: 0.8;
  transition: opacity 0.15s ease;
}

.md-footer__link:hover {
  opacity: 1;
}

.md-footer__title {
  font-weight: 600;
  font-size: 0.85rem;
}

/* ----------------------------------------------------------------
   Material's built-in back-to-top — hidden (replaced by custom)
   ---------------------------------------------------------------- */
.md-top {
  display: none !important;
}

/* ----------------------------------------------------------------
   Custom scroll-to-top button — bottom-right, translucent
   ---------------------------------------------------------------- */
.scroll-top-btn {
  position: fixed;
  bottom: 1.6rem;
  right: 1.6rem;
  z-index: 999;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(15, 15, 15, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: rgba(255, 255, 255, 0.88);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  /* hidden by default */
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease, background 0.15s ease;
}

.scroll-top-btn.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.scroll-top-btn:hover {
  background: rgba(15, 15, 15, 0.7);
  border-color: rgba(255, 255, 255, 0.3);
}

.scroll-top-btn:active {
  transform: translateY(2px);
}

/* ----------------------------------------------------------------
   Text selection
   ---------------------------------------------------------------- */
::selection {
  background: rgba(59, 130, 246, 0.25);
  color: inherit;
}

[data-md-color-scheme="slate"] ::selection {
  background: rgba(129, 140, 248, 0.3);
}

/* ----------------------------------------------------------------
   Focus outline (accessibility)
   ---------------------------------------------------------------- */
:focus-visible {
  outline: 2px solid var(--md-primary-fg-color);
  outline-offset: 2px;
  border-radius: 3px;
}

/* ----------------------------------------------------------------
   Page fade-in animation
   ---------------------------------------------------------------- */
.md-content {
  animation: pageFade 0.18s ease-out;
}

@keyframes pageFade {
  from { opacity: 0; transform: translateY(5px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ----------------------------------------------------------------
   Article home button (injected by js/home.js)
   ---------------------------------------------------------------- */
.article-home-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--md-default-fg-color--light);
  background: var(--md-default-bg-color--light);
  border: 1px solid var(--md-default-bg-color--lighter);
  border-radius: 5px;
  padding: 0.28rem 0.75rem 0.28rem 0.6rem;
  margin-bottom: 1.4rem;
  text-decoration: none !important;
  border-bottom: 1px solid var(--md-default-bg-color--lighter) !important;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  line-height: 1;
}

.article-home-btn:hover {
  background: var(--md-primary-fg-color);
  color: #fff !important;
  border-color: var(--md-primary-fg-color) !important;
}

[data-md-color-scheme="slate"] .article-home-btn {
  background: #1c1f4a;
  border-color: rgba(129,140,248,.2);
}

[data-md-color-scheme="slate"] .article-home-btn:hover {
  background: var(--md-primary-fg-color);
  border-color: var(--md-primary-fg-color) !important;
}

/* ----------------------------------------------------------------
   Header title — make it visibly clickable
   ---------------------------------------------------------------- */
.md-header__title {
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.md-header__title:hover {
  opacity: 0.8;
}

.md-header__button.md-logo {
  transition: opacity 0.15s ease;
}

.md-header__button.md-logo:hover {
  opacity: 0.8;
}

/* ----------------------------------------------------------------
   Home page — hero
   ---------------------------------------------------------------- */
.home-hero {
  background: linear-gradient(135deg, #3730A3 0%, #1E1B4B 60%, #0F172A 100%);
  color: #ffffff;
  padding: 3.5rem 2.5rem 3rem;
  border-radius: 12px;
  margin-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
}

.home-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 20%, rgba(129,140,248,.25) 0%, transparent 60%);
  pointer-events: none;
}

.home-hero h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #ffffff !important;
  border-bottom: none !important;
  margin-bottom: 0.5rem;
  padding-bottom: 0 !important;
}

.home-hero strong {
  color: #C7D2FE !important;
  font-weight: 600;
  font-size: 1.05rem;
}

.home-hero p {
  color: rgba(255,255,255,.75);
  font-size: 0.97rem;
  line-height: 1.7;
  margin: 0.6rem 0 0;
  max-width: 560px;
}

[data-md-color-scheme="default"] .home-hero {
  background: linear-gradient(135deg, #3730A3 0%, #312E81 55%, #1E1B4B 100%);
}

/* ----------------------------------------------------------------
   Home page — cards
   ---------------------------------------------------------------- */
.home-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 800px) {
  .home-cards {
    grid-template-columns: 1fr;
  }
}

.home-card {
  background: var(--md-default-bg-color--light);
  border: 1px solid var(--md-default-bg-color--lighter);
  border-top: 3px solid var(--md-primary-fg-color);
  border-radius: 8px;
  padding: 1.4rem 1.3rem 1.3rem;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.home-card:hover {
  box-shadow: var(--md-shadow-z2);
  transform: translateY(-2px);
}

[data-md-color-scheme="slate"] .home-card {
  background: #13153A;
  border-color: rgba(129,140,248,.12);
  border-top-color: var(--md-primary-fg-color);
}

.home-card__icon {
  font-size: 1.6rem;
  line-height: 1;
  margin-bottom: 0.75rem;
  color: var(--md-primary-fg-color);
  font-style: normal;
}

.home-card__title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--md-default-fg-color);
  margin-bottom: 0.45rem;
  letter-spacing: -0.01em;
}

.home-card__body {
  font-size: 0.875rem;
  color: var(--md-default-fg-color--light);
  line-height: 1.65;
}

/* ----------------------------------------------------------------
   Home page — parts table
   ---------------------------------------------------------------- */
.home-parts {
  margin-top: 0.5rem;
}

.home-parts h2 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--md-default-fg-color--light);
  font-weight: 700;
  border-left: none !important;
  padding-left: 0 !important;
  margin-top: 0 !important;
  margin-bottom: 1rem;
}

/* ----------------------------------------------------------------
   Print styles
   ---------------------------------------------------------------- */
@media print {
  .md-header,
  .md-footer,
  .md-sidebar,
  .md-top,
  .md-search {
    display: none !important;
  }

  .md-content__inner {
    max-width: 100%;
  }

  .md-typeset h1,
  .md-typeset h2,
  .md-typeset h3 {
    page-break-after: avoid;
  }

  .md-typeset table:not([class]) {
    box-shadow: none;
    border: 1px solid #ccc;
  }

  .md-typeset a {
    color: inherit;
    border: none;
    text-decoration: underline;
  }
}