/* ==========================================================================
   PyCologne — "Adaptive Dev-Style"
   ==========================================================================
   Light/Dark via prefers-color-scheme + light-dark(). System Sans,
   Mono fuer Datenpunkte, Cards mit Border + adaptiver Schattierung.
   Kein Bootstrap, keine externen Webfonts, kein JavaScript.
   ========================================================================== */

@layer reset, tokens, base, layout, components, utilities;

/* ==========================================================================
   Tokens
   ========================================================================== */
@layer tokens {
  :root {
    color-scheme: light dark;

    /* ---- Farben (light-dark() native) -------------------------------- */
    /* Inspiriert von python.org: Python-Blau (#306998 / #4584b6) als
       Link- und Akzentfarbe, Python-Gelb (#ffd43b) als Highlight.
       Dark-Mode mit weichem Navy-Stich statt Pure-Black. */
    --bg:            light-dark(#ffffff, #1a1d2e);
    --bg-elevated:   light-dark(#f8fafc, #232639);
    --surface:       light-dark(#ffffff, #232639);
    --surface-alt:   light-dark(#f1f5f9, #2d3148);
    --text:          light-dark(#0f172a, #e8e9f0);
    --text-muted:    light-dark(#475569, #a8acc4);
    --text-soft:     light-dark(#64748b, #7d809a);
    --border:        light-dark(#e2e8f0, #2d3148);
    --border-strong: light-dark(#cbd5e1, #424665);
    --accent:        light-dark(#ca8a04, #ffd43b);
    --accent-soft:   light-dark(#fef9c3, #3a3210);
    --accent-strong: light-dark(#854d0e, #ffe066);
    --primary:       light-dark(#306998, #4584b6);
    --primary-strong: light-dark(#1e4870, #6cb1e3);
    --code-bg:       light-dark(#f4f4f5, #2d3148);

    /* ---- Typografie -------------------------------------------------- */
    --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
                 "Segoe UI", "Inter", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, "SF Mono", "JetBrains Mono", "Fira Code",
                 Menlo, Consolas, "Liberation Mono", monospace;

    --fs-xs:    0.8125rem;
    --fs-sm:    0.875rem;
    --fs-base:  1rem;
    --fs-lg:    1.0625rem;
    --fs-xl:    1.25rem;
    --fs-2xl:   clamp(1.375rem, 1.2rem + 0.6vw, 1.625rem);
    --fs-3xl:   clamp(1.75rem, 1.4rem + 1.2vw, 2.25rem);
    --fs-4xl:   clamp(2.25rem, 1.7rem + 2vw, 3.25rem);
    --fs-5xl:   clamp(2.75rem, 2rem + 3vw, 4.25rem);

    --lh-tight:  1.1;
    --lh-snug:   1.3;
    --lh-normal: 1.6;

    --tracking-tight: -0.025em;
    --tracking-normal: 0;
    --tracking-wide:  0.08em;

    /* ---- Spacing (4-pt) --------------------------------------------- */
    --space-1:  0.25rem;
    --space-2:  0.5rem;
    --space-3:  0.75rem;
    --space-4:  1rem;
    --space-5:  1.25rem;
    --space-6:  1.5rem;
    --space-8:  2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* ---- Layout ----------------------------------------------------- */
    --container-max: 1180px;
    --content-max:   65ch;
    --gutter:        clamp(1rem, 4vw, 2rem);

    /* ---- Radius / Shadow / Transition ------------------------------- */
    --radius-sm:   0.375rem;
    --radius:      0.5rem;
    --radius-md:   0.75rem;
    --radius-lg:   1rem;
    --radius-xl:   1.5rem;
    --radius-pill: 9999px;

    --shadow-sm: light-dark(
      0 1px 2px rgba(15, 23, 42, 0.04),
      0 1px 2px rgba(0, 0, 0, 0.5)
    );
    --shadow: light-dark(
      0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04),
      0 1px 3px rgba(0, 0, 0, 0.6),     0 1px 2px rgba(0, 0, 0, 0.3)
    );
    --shadow-md: light-dark(
      0 4px 8px -2px rgba(15, 23, 42, 0.08), 0 2px 4px -1px rgba(15, 23, 42, 0.04),
      0 4px 8px -2px rgba(0, 0, 0, 0.7),     0 2px 4px -1px rgba(0, 0, 0, 0.4)
    );

    --transition-fast: 100ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition:      200ms cubic-bezier(0.4, 0, 0.2, 1);

    --ring-accent: 0 0 0 3px light-dark(#fef08a99, #ffd43b40);
  }
}

/* ==========================================================================
   Reset
   ========================================================================== */
@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; tab-size: 4; }
  body, h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd { margin: 0; }
  ul, ol { padding: 0; margin: 0; }
  img, picture, svg, video { display: block; max-width: 100%; height: auto; }
  input, button, textarea, select { font: inherit; color: inherit; }
  a { color: inherit; }
  cite { font-style: normal; }

  ::selection { background: var(--accent); color: var(--bg); }

  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      transition-duration: 0.01ms !important;
      scroll-behavior: auto !important;
    }
  }
}

/* ==========================================================================
   Base — Body, Headings, Text, Links
   ========================================================================== */
@layer base {
  html, body { height: auto; }

  body {
    font-family: var(--font-sans);
    font-size: var(--fs-base);
    line-height: var(--lh-normal);
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    font-feature-settings: "ss01", "cv11";
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }

  h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-sans);
    font-weight: 700;
    color: var(--text);
    line-height: var(--lh-tight);
    letter-spacing: var(--tracking-tight);
    text-wrap: balance;
  }

  h1 { font-size: var(--fs-4xl); }
  h2 { font-size: var(--fs-3xl); }
  h3 { font-size: var(--fs-2xl); }
  h4 { font-size: var(--fs-xl); }

  p, ul, ol, dl, blockquote {
    text-wrap: pretty;
  }

  a {
    color: var(--primary);
    text-decoration: underline;
    text-decoration-color: color-mix(in oklch, currentColor 30%, transparent);
    text-decoration-thickness: 1.5px;
    text-underline-offset: 0.22em;
    transition: color var(--transition-fast),
                text-decoration-color var(--transition-fast);
  }
  a:hover {
    color: var(--primary-strong);
    text-decoration-color: currentColor;
  }

  :focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
  }

  strong, b { font-weight: 600; color: var(--text); }
  em, i     { font-style: italic; }

  code, pre, kbd, samp {
    font-family: var(--font-mono);
    font-size: 0.92em;
  }
  code {
    background: var(--code-bg);
    padding: 0.15em 0.4em;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
  }
  pre {
    background: var(--code-bg);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    overflow-x: auto;
  }
  pre code { background: none; border: 0; padding: 0; }

  hr {
    border: 0;
    border-top: 1px solid var(--border);
    margin-block: var(--space-12);
  }

  blockquote {
    border-inline-start: 3px solid var(--accent);
    padding-inline-start: var(--space-5);
    color: var(--text-muted);
    font-style: italic;
  }
}

/* ==========================================================================
   Layout
   ========================================================================== */
@layer layout {
  .container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--gutter);
  }

  .site-main { flex: 1 0 auto; padding-block: var(--space-12) var(--space-20); }

  /* Skip-Link fuer Tastatur-Nutzer */
  .skip-link {
    position: absolute;
    top: var(--space-3);
    inset-inline-start: var(--space-3);
    padding: var(--space-2) var(--space-4);
    background: var(--accent);
    color: light-dark(#0a0a0a, #0a0a0a);
    text-decoration: none;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transform: translateY(-150%);
    transition: transform var(--transition);
    z-index: 100;
  }
  .skip-link:focus { transform: translateY(0); }
}

/* ==========================================================================
   Components
   ========================================================================== */
@layer components {

  /* ---- Site Header / Navigation ---------------------------------------- */
  .site-header {
    background: light-dark(rgba(255,255,255,0.85), rgba(9,9,11,0.85));
    backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 50;
  }

  .site-header__inner {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    min-height: 64px;
    padding-block: var(--space-2);
  }

  .brand {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
  }
  .brand__logo {
    height: 36px;
    width: auto;
  }
  /* Logo invertieren im Dark Mode */
  @media (prefers-color-scheme: dark) {
    .brand__logo { filter: invert(1) hue-rotate(180deg); }
  }

  .primary-nav { margin-inline-start: auto; }
  .primary-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
  }
  .primary-nav a {
    display: inline-block;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    text-decoration: none;
    font-size: var(--fs-sm);
    font-weight: 500;
    position: relative;
    transition: color var(--transition-fast),
                background var(--transition-fast);
  }
  .primary-nav a:hover {
    color: var(--text);
    background: var(--surface-alt);
  }
  .primary-nav a[aria-current="page"] {
    color: var(--text);
    font-weight: 600;
  }
  .primary-nav a[aria-current="page"]::after {
    content: "";
    position: absolute;
    inset-inline: var(--space-3);
    bottom: -2px;
    height: 2px;
    background: var(--accent);
    border-radius: var(--radius-pill);
  }

  @media (max-width: 639px) {
    .site-header__inner { flex-wrap: wrap; }
    .primary-nav { width: 100%; margin-inline-start: 0; }
    .primary-nav ul { width: 100%; }
    .primary-nav li { flex: 1; }
    .primary-nav a { width: 100%; text-align: center; padding-block: var(--space-3); }
    .primary-nav a[aria-current="page"]::after { display: none; }
    .primary-nav a[aria-current="page"] {
      background: var(--accent-soft);
      color: var(--accent-strong);
    }
  }

  /* ---- Site Footer ----------------------------------------------------- */
  .site-footer {
    flex-shrink: 0;
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
    padding-block: var(--space-8);
    margin-top: var(--space-20);
    color: var(--text-soft);
    font-size: var(--fs-sm);
  }
  .site-footer__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    align-items: center;
  }
  @media (min-width: 720px) {
    .site-footer__inner {
      grid-template-columns: 1fr auto;
      gap: var(--space-8);
    }
  }
  .site-footer__col { display: flex; flex-direction: column; gap: var(--space-2); }
  .site-footer__brand {
    color: var(--text-muted);
    font-weight: 600;
    margin: 0;
  }
  .site-footer__meta { margin: 0; }
  .site-footer a { color: var(--text-muted); }

  /* Powered-by: 'Powered by'-Label inline links neben dem Versions-Kasten */
  .site-footer__stack {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
    justify-content: flex-end;
  }
  .site-footer__stack-label {
    margin: 0;
    white-space: nowrap;
  }
  .site-footer__pre {
    margin: 0;
    padding: var(--space-2) var(--space-3);
    background: var(--surface-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.7rem;
    color: var(--text-muted);
    line-height: 1.45;
    text-align: start;
    overflow-x: auto;
  }
  .site-footer__pre code {
    background: none;
    border: 0;
    padding: 0;
    font-size: inherit;
    color: inherit;
  }

  /* ---- Eyebrow / Section Title ----------------------------------------- */
  .eyebrow {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    color: var(--text-muted);
    margin: 0 0 var(--space-3);
  }

  .section-title {
    font-size: var(--fs-3xl);
    margin: 0 0 var(--space-6);
  }

  .section-header {
    border-bottom: 1px solid var(--border);
    padding-bottom: var(--space-3);
    margin-block: 0 var(--space-6);
    display: flex;
    align-items: baseline;
    gap: var(--space-4);
    position: relative;
  }
  .section-header::before {
    content: "";
    position: absolute;
    inset-inline-start: 0;
    bottom: -1px;
    width: 64px;
    height: 2px;
    background: var(--accent);
    border-radius: var(--radius-pill);
  }
  .section-header h1, .section-header h2 {
    margin: 0;
    font-size: var(--fs-2xl);
  }

  /* ---- Tile-System ----------------------------------------------------
     Wiederverwendbarer Karten-Block fuer Index-Grid, Join-Sektionen und
     beliebige Inhalts-Bloecke. Pflichtmodifier:
       .tile--accent   gelber Akzentblock (Hero)
       .tile--saying   schmaler Akzent-Border links (Zitat)
       .tile--code     Tile mit Pygments-Code-Block, kein Padding fuer pre
       .tile--map      Tile mit eingebetteter Leaflet-Karte
  */
  .tile {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: clamp(1.5rem, 1rem + 2vw, 2.25rem);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    min-width: 0;
  }
  .tile > * { margin: 0; max-width: none; }
  .tile > h2, .tile > h3 { line-height: var(--lh-tight); }
  .tile p { color: var(--text-muted); max-width: var(--content-max); }
  .tile p strong { color: var(--text); }

  .tile--accent {
    background:
      radial-gradient(120% 80% at 100% 0%,
        color-mix(in oklch, var(--accent) 50%, transparent) 0%,
        transparent 60%),
      linear-gradient(135deg,
        var(--accent) 0%,
        color-mix(in oklch, var(--accent) 70%, var(--text)) 100%);
    color: #0a0a0a;
    border: 0;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
  }
  .tile--accent::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(45deg,
      transparent 0 14px, rgba(0,0,0,0.04) 14px 15px);
    pointer-events: none;
  }
  .tile--accent > * { position: relative; }
  .tile--accent .eyebrow { color: rgba(0,0,0,0.6); }
  .tile--accent h1, .tile--accent h2, .tile--accent h3 { color: #0a0a0a; }
  .tile--accent p { color: rgba(0,0,0,0.78); }
  .tile--accent .btn {
    background: #0a0a0a;
    border-color: #0a0a0a;
    color: var(--accent);
  }
  .tile--accent .btn:hover {
    background: #1f1f23;
    border-color: #1f1f23;
  }
  @media (prefers-color-scheme: dark) {
    .tile--accent .btn { background: #18181b; border-color: #18181b; }
    .tile--accent .btn:hover { background: #27272a; border-color: #27272a; }
  }

  .tile--saying { border-inline-start: 3px solid var(--accent); }
  .tile--saying p {
    font-size: var(--fs-xl);
    line-height: var(--lh-snug);
    color: var(--text);
    font-weight: 500;
    max-width: none;
  }

  .tile--code {
    padding: 0;
    overflow: hidden;
  }
  .tile--code .tile__head {
    padding: var(--space-4) var(--space-5) var(--space-2);
  }
  .tile--code .highlight {
    margin: 0;
    padding: var(--space-4) var(--space-5);
    background: var(--code-bg);
    border-top: 1px solid var(--border);
    border-radius: 0;
    overflow-x: auto;
    font-size: var(--fs-sm);
  }
  .tile--code .highlight pre {
    margin: 0;
    padding: 0;
    background: none;
    border: 0;
    font-family: var(--font-mono);
    line-height: var(--lh-snug);
  }

  .tile--map { padding: 0; overflow: hidden; }
  .tile--map #map {
    margin: 0;
    border-radius: 0;
    border: 0;
    box-shadow: none;
  }

  .tile__title {
    font-size: var(--fs-5xl);
    line-height: var(--lh-tight);
    margin: 0 0 var(--space-2);
  }
  .tile__lead {
    font-size: var(--fs-lg);
    margin: 0;
  }
  .tile__date {
    font-family: var(--font-mono);
    font-feature-settings: "tnum";
    font-size: var(--fs-xl);
    font-weight: 600;
    color: var(--text);
    line-height: var(--lh-snug);
  }
  .tile__cite {
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--text-muted);
    display: block;
    margin-top: var(--space-2);
  }
  .tile__cite::before { content: "— "; }

  /* ---- Home-Grid: 2x2-Kachel-Layout fuer die Startseite -------------- */
  .home-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-5);
    padding-block: var(--space-8) var(--space-12);
  }
  @media (min-width: 820px) {
    .home-grid {
      grid-template-columns: 1fr 1fr;
      gap: var(--space-6);
    }
  }

  /* Features-Liste (innerhalb einer .tile--features) */
  .features__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--space-2);
  }
  .features__list li {
    position: relative;
    padding-inline-start: 1.75em;
    color: var(--text-muted);
  }
  .features__list li::before {
    content: "›";
    position: absolute;
    inset-inline-start: 0;
    color: var(--accent);
    font-weight: 700;
    font-family: var(--font-mono);
  }

  /* ---- Content-Grid: zweispaltig wenn aside vorhanden ---------------- */
  .content-grid {
    display: grid;
    gap: var(--space-8);
    grid-template-columns: 1fr;
    padding-block: var(--space-4) var(--space-8);
  }
  @media (min-width: 900px) {
    .content-grid:has(.content-side) {
      grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
      gap: var(--space-10);
      align-items: start;
    }
  }
  .content-grid .prose { max-width: var(--content-max); }
  .content-side {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    position: sticky;
    top: calc(64px + var(--space-4));
  }

  /* ---- Join-Grid: Mehrkachel-Layout fuer /join ------------------------ */
  .join-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-5);
    padding-block: var(--space-4) var(--space-8);
  }
  @media (min-width: 820px) {
    .join-grid {
      grid-template-columns: 1fr 1fr;
      gap: var(--space-6);
    }
    .join-grid__intro,
    .join-grid__map { grid-column: 1 / -1; }
  }
  .transit-list { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-3); }
  .transit-list dt {
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    color: var(--text-soft);
    margin-bottom: var(--space-1);
  }
  .transit-list dd {
    margin: 0 0 var(--space-3);
    color: var(--text-muted);
  }
  .transit-list dd:last-child { margin-bottom: 0; }

  /* ---- Buttons -------------------------------------------------------- */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-size: var(--fs-sm);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: 0.01em;
    border-radius: var(--radius);
    border: 1px solid var(--border-strong);
    background: var(--surface);
    color: var(--text);
    text-decoration: none;
    cursor: pointer;
    transition: background var(--transition-fast),
                border-color var(--transition-fast),
                color var(--transition-fast),
                transform var(--transition-fast),
                box-shadow var(--transition-fast);
    white-space: nowrap;
  }
  .btn:hover {
    border-color: var(--text-muted);
    background: var(--surface-alt);
  }
  .btn:active { transform: translateY(1px); }
  .btn:focus-visible {
    outline: 0;
    box-shadow: var(--ring-accent);
    border-color: var(--accent);
  }

  .btn--primary {
    background: var(--text);
    border-color: var(--text);
    color: var(--bg);
  }
  .btn--primary:hover {
    background: var(--text-muted);
    border-color: var(--text-muted);
    color: var(--bg);
  }

  .btn--lg {
    padding: var(--space-4) var(--space-6);
    font-size: var(--fs-base);
  }

  /* ---- Cards ---------------------------------------------------------- */
  .card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    margin-block: var(--space-4);
  }
  .card--accent {
    border-color: color-mix(in oklch, var(--accent) 50%, var(--border));
    border-inline-start-width: 4px;
    border-inline-start-color: var(--accent);
  }
  .card__date {
    font-family: var(--font-mono);
    font-feature-settings: "tnum";
    font-size: var(--fs-xl);
    font-weight: 600;
    color: var(--text);
    margin: 0 0 var(--space-4);
    line-height: var(--lh-snug);
  }
  .card__action { margin: 0; }

  /* ---- Events Grid ---------------------------------------------------- */
  .events-grid {
    display: grid;
    gap: var(--space-12);
    grid-template-columns: 1fr;
  }
  @media (min-width: 900px) {
    .events-grid { grid-template-columns: 1fr 1fr; }
  }

  .event-extras { margin-top: var(--space-8); }

  /* ---- Upcoming List -------------------------------------------------- */
  .upcoming-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--space-2);
  }
  .upcoming-list__item {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-4);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: border-color var(--transition-fast),
                background var(--transition-fast);
  }
  .upcoming-list__item:hover {
    border-color: var(--border-strong);
    background: var(--surface-alt);
  }
  .upcoming-list__date {
    font-family: var(--font-mono);
    font-feature-settings: "tnum";
    font-size: var(--fs-sm);
    color: var(--text);
    font-weight: 500;
  }
  .upcoming-list__label {
    font-size: var(--fs-xs);
    color: var(--text-soft);
  }
  .upcoming-list__feed {
    margin-top: var(--space-5);
    text-align: end;
  }

  .btn--small {
    padding: var(--space-2) var(--space-4);
    font-size: var(--fs-xs);
  }

  /* ---- Code-Reveal (Termine-Seite) ----------------------------------- */
  .code-reveal {
    margin-top: var(--space-16);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-5) var(--space-6);
  }
  .code-reveal > summary {
    cursor: pointer;
    list-style: none;
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--text);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) 0;
  }
  .code-reveal > summary::-webkit-details-marker { display: none; }
  .code-reveal > summary::after {
    content: "▾";
    color: var(--text-soft);
    transition: transform var(--transition-fast);
    margin-inline-start: var(--space-2);
  }
  .code-reveal[open] > summary::after { transform: rotate(180deg); }
  .code-reveal__hint {
    margin-top: var(--space-4);
    color: var(--text-muted);
    font-size: var(--fs-sm);
  }
  .code-reveal .highlight {
    margin-top: var(--space-3);
    padding: var(--space-4);
    background: var(--code-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow-x: auto;
    font-size: var(--fs-sm);
  }
  .code-reveal .highlight pre {
    margin: 0;
    padding: 0;
    background: none;
    border: 0;
    font-family: var(--font-mono);
    line-height: var(--lh-snug);
  }

  /* ---- Prose (Markdown-Inhalte) --------------------------------------- */
  .prose {
    max-width: var(--content-max);
  }
  .prose > * + * { margin-block-start: var(--space-5); }
  .prose h1 { font-size: var(--fs-3xl); margin-block-start: var(--space-12); }
  .prose h2 { font-size: var(--fs-2xl); margin-block-start: var(--space-10); }
  .prose h3 { font-size: var(--fs-xl);  margin-block-start: var(--space-8); }
  .prose h1:first-child,
  .prose h2:first-child,
  .prose h3:first-child { margin-block-start: 0; }

  .prose p, .prose ul, .prose ol { max-width: 100%; }
  .prose ul, .prose ol { padding-inline-start: 1.5em; }
  .prose li + li { margin-top: var(--space-1); }

  .prose hr {
    margin-block: var(--space-12);
  }

  /* ---- Karte (eingebettet in /join via Inline-HTML im Markdown) ------- */
  #map {
    height: clamp(280px, 50vh, 480px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    margin-block: var(--space-6);
    overflow: hidden;
  }

  /* Leaflet-Popup an unser Theme angleichen. leaflet.css wird ueber join.md
     erst nach pycologne.css geladen, daher gezielt mit !important. */
  .leaflet-popup-content-wrapper,
  .leaflet-popup-tip {
    background: var(--surface) !important;
    color: var(--text) !important;
    box-shadow: var(--shadow-md) !important;
  }
  .leaflet-popup-content {
    color: var(--text) !important;
    font-family: var(--font-sans) !important;
    font-size: var(--fs-sm) !important;
  }
  .leaflet-popup-content strong { color: var(--text) !important; }

  /* ---- Error Page ----------------------------------------------------- */
  .error-page {
    text-align: center;
    margin-inline: auto;
    padding-block: var(--space-12);
  }
  .error-page .eyebrow { color: var(--accent-strong); }
}

/* ==========================================================================
   Utilities
   ========================================================================== */
@layer utilities {
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
}

/* ==========================================================================
   Print
   ========================================================================== */
@media print {
  :root { color-scheme: only light; }
  body { background: #fff; color: #000; }
  .site-header, .site-footer, #map, .skip-link { display: none; }
  a { text-decoration: none; color: inherit; }
  .hero__primary { background: none; box-shadow: none; }
  .hero, .events-grid { grid-template-columns: 1fr; }
}