/* =========================================================
   Blog – Intiqore
   Ein Stylesheet für alle Seiten unter /blog: Übersicht,
   Artikel und Changelog. Baut auf CSS_Layout.css auf
   (Theme-Variablen, .btn, .muted, .small).

   Namensschema: BEM mit Präfix "blog-"
     .blog                 Wurzel jeder Blogseite, trägt die Tokens
     .blog-<block>         Baustein, z. B. .blog-card
     .blog-<block>__<teil> Teil eines Bausteins
     .blog-<block>--<art>  Variante eines Bausteins
     .is-<zustand>         Zustand, wird von JS_Blog.js gesetzt

   Farben und Schrift nach Intiqore_Branding.md (§2 Farben,
   §4 Schrift). Die Schrift (Systemschrift) erbt die Seite aus
   CSS_Layout.css.
   ========================================================= */

/* ---------- Tokens ---------- */
.blog {
  /* Markenfarben (Branding §2). Orange, Tinte und Graublau liegen
     schon als Variablen in CSS_Layout.css, die drei Navy-Töne nicht. */
  --blog-navy: #0A2665;
  --blog-navy-dark: #0C174C;
  --blog-navy-light: #3D599B;
  --blog-orange: var(--brand);
  --blog-periwinkle: var(--brand-alt);
  --blog-white: #FFFFFF;

  /* Markenverlauf (Branding §2): radial, Lichtpunkt in der Mitte */
  --blog-gradient: radial-gradient(
    ellipse 85% 130% at 50% 50%,
    var(--blog-navy-light) 0%,
    var(--blog-navy) 55%,
    var(--blog-navy-dark) 100%
  );
  --blog-on-brand: var(--blog-white);
  --blog-on-brand-soft: color-mix(in oklab, var(--blog-white) 86%, transparent);

  /* Rollen im dunklen Theme (Standard in CSS_Layout.css) */
  --blog-accent-text: var(--blog-periwinkle);
  --blog-line: color-mix(in oklab, var(--blog-periwinkle) 28%, transparent);
  --blog-line-strong: color-mix(in oklab, var(--blog-periwinkle) 60%, transparent);
  --blog-tint: color-mix(in oklab, var(--blog-periwinkle) 12%, transparent);
  --blog-shadow: 0 10px 28px rgba(0, 0, 0, .28);

  /* Form */
  --blog-radius: var(--radius);
  --blog-radius-inner: calc(var(--radius) - 6px);
  --blog-radius-pill: 999px;
  --blog-column: 46rem;

  /* Abstände */
  --blog-space-xs: 4px;
  --blog-space-s: 8px;
  --blog-space-m: 16px;
  --blog-space-l: 24px;
  --blog-space-xl: 40px;
  --blog-space-2xl: clamp(40px, 6vw, 72px);

  display: grid;
  gap: var(--blog-space-xl);
  padding-block: var(--blog-space-l) var(--blog-space-2xl);
  overflow-wrap: break-word;
}

/* Helles Theme: Navy statt Graublau als Textakzent (Kontrast auf Creme) */
@media (prefers-color-scheme: light) {
  .blog {
    --blog-accent-text: var(--blog-navy);
    --blog-line: color-mix(in oklab, var(--blog-periwinkle) 45%, transparent);
    --blog-line-strong: var(--blog-periwinkle);
    --blog-tint: color-mix(in oklab, var(--blog-periwinkle) 16%, transparent);
    --blog-shadow: 0 10px 28px color-mix(in oklab, var(--blog-navy) 14%, transparent);
  }
}

/* Buttons (.btn) bringen ihren Fokusrahmen aus CSS_Layout.css mit */
.blog a:not(.btn):focus-visible,
.blog summary:focus-visible {
  outline: 3px solid color-mix(in oklab, var(--blog-orange) 70%, transparent);
  outline-offset: 3px;
}

/* ---------- Abschnitt, Überschrift, Eyebrow ---------- */
.blog-section {
  display: grid;
  gap: var(--blog-space-m);
}

.blog-heading {
  margin: 0;
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 900;
  line-height: 1.15;
}

/* Orange nur als kleiner Strich, der Text bleibt kontraststark */
.blog-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  color: var(--blog-accent-text);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.blog-eyebrow::before {
  content: "";
  flex: none;
  width: 24px;
  height: 3px;
  border-radius: var(--blog-radius-pill);
  background: var(--blog-orange);
}

/* ---------- Hero (Übersicht, Changelog): Markenfläche ---------- */
.blog-hero {
  display: grid;
  justify-items: center;
  gap: var(--blog-space-m);
  padding: clamp(32px, 7vw, 72px) clamp(20px, 5vw, 56px);
  border-radius: var(--blog-radius);
  background: var(--blog-gradient);
  color: var(--blog-on-brand);
  text-align: center;
}

.blog-hero .blog-eyebrow {
  color: var(--blog-on-brand-soft);
}

.blog-hero__title {
  max-width: 24ch;
  margin: 0;
  font-size: clamp(1.9rem, 4.8vw, 3rem);
  font-weight: 900;
  line-height: 1.08;
}

.blog-hero__lead {
  max-width: 62ch;
  margin: 0;
  color: var(--blog-on-brand-soft);
}

.blog-hero__link {
  padding: var(--blog-space-s) var(--blog-space-m);
  border: 1px solid color-mix(in oklab, var(--blog-white) 55%, transparent);
  border-radius: var(--blog-radius-pill);
  font-size: .875rem;
  font-weight: 700;
}

.blog-hero__link:hover {
  background: color-mix(in oklab, var(--blog-white) 12%, transparent);
  text-decoration: none;
}

/* ---------- Karten ---------- */
.blog-grid {
  display: grid;
  gap: var(--blog-space-m);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
}

.blog-card {
  display: flex;
  flex-direction: column;
  gap: var(--blog-space-m);
  padding: var(--blog-space-m);
  border: 1px solid var(--blog-line);
  border-radius: var(--blog-radius);
  background: var(--surface);
  transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease;
}

.blog-card:hover,
.blog-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--blog-line-strong);
  box-shadow: var(--blog-shadow);
}

.blog-card__cover {
  display: block;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  border-radius: var(--blog-radius-inner);
}

.blog-card__cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: var(--blog-space-s);
}

.blog-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--blog-space-s);
  margin: 0;
  color: var(--muted);
  font-size: .8rem;
}

.blog-card__title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.25;
}

.blog-card__excerpt {
  margin: 0;
  color: var(--muted);
}

.blog-card__cta {
  align-self: flex-start;
  margin-top: auto;
}

.blog-card--featured {
  padding: clamp(16px, 2.6vw, 24px);
}

.blog-card--featured .blog-card__title {
  font-size: clamp(1.35rem, 3.2vw, 1.8rem);
  font-weight: 900;
  line-height: 1.15;
}

@media (min-width: 880px) {
  .blog-card--featured.blog-card--media {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
    gap: var(--blog-space-l);
  }
}

.blog-pill {
  padding: var(--blog-space-xs) 10px;
  border-radius: var(--blog-radius-pill);
  background: var(--blog-tint);
  color: var(--blog-accent-text);
  font-weight: 700;
}

/* ---------- Artikel ---------- */
.blog-article {
  display: grid;
  gap: var(--blog-space-l);
  width: 100%;
  max-width: var(--blog-column);
  margin-inline: auto;
}

.blog-header {
  display: grid;
  gap: 12px;
}

.blog-breadcrumb ol,
.blog-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--blog-space-xs) 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: .875rem;
}

/* Trenner hängt am vorderen Eintrag, damit er beim Umbruch nicht am Zeilenanfang steht */
.blog-breadcrumb li:not(:last-child)::after {
  content: "›";
  margin-left: 10px;
}

.blog-meta li:not(:last-child)::after {
  content: "•";
  margin-left: 10px;
}

.blog-breadcrumb a {
  color: var(--blog-accent-text);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.blog-title {
  margin: 0;
  font-size: clamp(2rem, 4.6vw, 2.7rem);
  font-weight: 900;
  line-height: 1.08;
}

/* ---------- Fließtext ----------
   :where() hält die Element-Regeln schwach, damit die Bausteine
   darunter (Schritte, Callout, CTA …) sie ohne Zusatzselektor
   überschreiben. */
.blog-prose {
  line-height: 1.7;
}

.blog-prose > :first-child {
  margin-top: 0;
}

.blog-prose > :last-child {
  margin-bottom: 0;
}

.blog-prose :where(p) {
  margin: 0 0 var(--blog-space-m);
}

.blog-prose > :where(h2) {
  margin: var(--blog-space-xl) 0 12px;
  font-size: clamp(1.5rem, 2.4vw, 1.8rem);
  font-weight: 900;
  line-height: 1.15;
}

.blog-prose > :where(h3) {
  margin: 28px 0 var(--blog-space-s);
  font-size: clamp(1.2rem, 2vw, 1.4rem);
  font-weight: 800;
  line-height: 1.25;
}

.blog-prose :where(ul, ol) {
  margin: 0 0 var(--blog-space-m);
  padding-left: 1.3rem;
}

.blog-prose :where(li) {
  margin: 6px 0;
}

.blog-prose :where(li)::marker {
  color: var(--blog-accent-text);
  font-weight: 700;
}

.blog-prose :where(strong) {
  font-weight: 700;
}

.blog-prose :where(a:not(.btn)) {
  color: var(--blog-accent-text);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.blog-prose :where(a:not(.btn)):hover {
  text-decoration-thickness: 2px;
}

/* ---------- Bausteine im Fließtext ---------- */
.blog-figure {
  margin: var(--blog-space-l) 0;
  overflow: hidden;
  border: 1px solid var(--blog-line);
  border-radius: var(--blog-radius);
  background: var(--surface);
}

.blog-figure picture,
.blog-figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* Nummerierte Schritte */
.blog-steps {
  display: grid;
  gap: 12px;
  margin: 0 0 var(--blog-space-l);
  padding: 0;
  list-style: none;
  counter-reset: blog-step;
}

.blog-steps > li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 12px;
  row-gap: var(--blog-space-xs);
  margin: 0;
  padding: var(--blog-space-m);
  border: 1px solid var(--blog-line);
  border-radius: var(--blog-radius);
  background: var(--surface);
  counter-increment: blog-step;
}

.blog-steps > li::before {
  content: counter(blog-step);
  display: grid;
  grid-row: 1 / span 2;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--blog-tint);
  color: var(--blog-accent-text);
  font-size: .9rem;
  font-weight: 800;
}

.blog-steps > li > * {
  grid-column: 2;
  margin: 0;
}

.blog-steps__title {
  font-weight: 800;
}

/* Tabelle */
.blog-table-wrap {
  margin: 0 0 var(--blog-space-l);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--blog-line);
  border-radius: var(--blog-radius);
  background: var(--surface);
}

.blog-table {
  width: 100%;
  min-width: 280px;
  border-collapse: collapse;
  font-size: .95rem;
}

.blog-table caption {
  caption-side: top;
  padding: 10px 12px;
  color: var(--muted);
  font-size: .85rem;
  text-align: left;
}

.blog-table th,
.blog-table td {
  padding: 10px 12px;
  border-top: 1px solid var(--blog-line);
  text-align: left;
  vertical-align: top;
}

.blog-table tbody th {
  font-weight: inherit;
}

.blog-table thead th,
.blog-table thead td,
.blog-table .blog-table__group th {
  background: var(--blog-tint);
  font-weight: 800;
}

.blog-table tfoot th,
.blog-table tfoot td {
  border-top: 2px solid var(--blog-line-strong);
  font-weight: 800;
}

.blog-table .blog-table__num {
  text-align: right;
  white-space: nowrap;
}

/* Merksatz / Formel: der eine orange Blickfang im Artikel */
.blog-formula,
.blog-quote {
  margin: var(--blog-space-l) 0;
  border-left: 4px solid var(--blog-orange);
}

.blog-formula {
  padding: var(--blog-space-m);
  border-radius: 0 var(--blog-radius) var(--blog-radius) 0;
  background: var(--blog-tint);
}

.blog-formula__label {
  margin-bottom: 6px;
  color: var(--blog-accent-text);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.blog-formula__text {
  margin: 0;
  font-size: clamp(1.1rem, 3.4vw, 1.5rem);
  font-weight: 900;
  line-height: 1.4;
}

.blog-formula__text + .blog-formula__text {
  margin-top: var(--blog-space-s);
}

/* Zitat */
.blog-quote {
  padding: var(--blog-space-xs) 0 var(--blog-space-xs) var(--blog-space-m);
}

.blog-quote blockquote {
  margin: 0;
}

.blog-quote blockquote p {
  margin: 0;
  font-size: clamp(1.1rem, 2.2vw, 1.3rem);
  font-weight: 600;
  line-height: 1.6;
}

.blog-quote figcaption {
  margin-top: 6px;
  color: var(--muted);
  font-size: .875rem;
}

/* Vorlage zum Abschreiben (fester Zeilenumbruch, scrollt bei Bedarf) */
.blog-template {
  margin: 0 0 var(--blog-space-l);
  padding: var(--blog-space-m);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--blog-line);
  border-radius: var(--blog-radius);
  background: var(--surface);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .875rem;
  line-height: 1.6;
  white-space: pre;
  overflow-wrap: normal;
}

/* Hinweisbox */
.blog-callout {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  align-items: start;
  gap: 12px;
  margin: var(--blog-space-l) 0;
  padding: var(--blog-space-m);
  border: 1px solid var(--blog-line);
  border-radius: var(--blog-radius);
  background: var(--blog-tint);
}

.blog-callout__icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: var(--blog-radius-inner);
  background: var(--blog-navy);
  color: var(--blog-on-brand);
  font-weight: 900;
}

.blog-callout__title {
  margin-bottom: var(--blog-space-xs);
  font-weight: 800;
}

.blog-callout p {
  margin: 0;
}

/* Nutzenkacheln und Kennzahlen */
.blog-benefits,
.blog-stats {
  display: grid;
  gap: 12px;
  margin: 0 0 var(--blog-space-l);
}

.blog-benefits {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
}

.blog-benefit {
  padding: var(--blog-space-m);
  border: 1px solid var(--blog-line);
  border-radius: var(--blog-radius);
  background: var(--surface);
}

.blog-benefit__title {
  margin-bottom: 6px;
  font-weight: 800;
}

.blog-benefit__text,
.blog-stat__label {
  color: var(--muted);
}

.blog-stats {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 140px), 1fr));
  padding: var(--blog-space-m);
  border: 1px solid var(--blog-line);
  border-radius: var(--blog-radius);
  background: var(--blog-tint);
  text-align: center;
}

.blog-stat__value {
  font-size: clamp(1.3rem, 2.8vw, 1.6rem);
  font-weight: 900;
}

.blog-prose > .blog-grid {
  margin-bottom: var(--blog-space-l);
}

.blog-divider {
  height: 1px;
  margin: var(--blog-space-l) 0;
  border: 0;
  background: var(--blog-line);
}

/* CTA: Markenfläche mit weißer Schrift, Orange nur auf dem Button */
.blog-cta {
  display: grid;
  justify-items: start;
  gap: 12px;
  margin: 32px 0;
  padding: clamp(20px, 4vw, 32px);
  border-radius: var(--blog-radius);
  background: var(--blog-gradient);
  color: var(--blog-on-brand);
}

.blog-cta__title {
  margin: 0;
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  font-weight: 900;
  line-height: 1.15;
}

.blog-cta__text {
  margin: 0;
  color: var(--blog-on-brand-soft);
}

.blog-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--blog-space-s);
}

.blog-cta .btn {
  white-space: normal;
  text-align: center;
}

/* Schlusshinweis / Disclaimer */
.blog-note {
  margin-top: var(--blog-space-l);
  padding-top: 12px;
  border-top: 1px solid var(--blog-line);
}

/* ---------- Changelog ---------- */
.blog-releases {
  display: grid;
  gap: 12px;
}

.blog-release--latest {
  padding: clamp(16px, 2.6vw, 24px);
  border-color: var(--blog-line-strong);
}

.blog-release__details summary {
  font-weight: 800;
  cursor: pointer;
}

.blog-release__details[open] summary {
  margin-bottom: 12px;
}

.blog-release__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--blog-space-s);
}

.blog-badge {
  padding: var(--blog-space-xs) 10px;
  border-radius: var(--blog-radius-pill);
  background: var(--blog-navy);
  color: var(--blog-on-brand);
  font-weight: 800;
}

.blog-tags {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
}

.blog-tag,
.blog-chip {
  border-radius: var(--blog-radius-pill);
  font-size: .78rem;
}

.blog-tag {
  padding: 2px 9px;
  border: 1px solid var(--blog-line);
  font-weight: 700;
}

.blog-changes {
  display: grid;
  gap: var(--blog-space-s);
  margin: 0;
  padding: 0;
  list-style: none;
}

.blog-change {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--blog-radius-inner);
  background: var(--blog-tint);
}

.blog-chip {
  flex: none;
  padding: 3px 10px;
  border: 1px solid var(--blog-line-strong);
  background: var(--surface);
  font-weight: 800;
}

/* „Neu“ / „Nuevo“ ist der Blickfang, alle anderen Typen bleiben neutral */
.blog-chip--new {
  border-color: var(--blog-orange);
}

/* ---------- Einblenden beim Scrollen (JS_Blog.js) ---------- */
.blog-reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .45s ease, transform .45s ease;
}

.blog-reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- Meldung (Flash, „Link kopiert“) ---------- */
.blog-flash {
  position: fixed;
  bottom: var(--blog-space-l);
  left: 50%;
  z-index: 10000;
  max-width: min(92vw, 420px);
  padding: 12px 18px;
  border-left: 4px solid var(--blog-periwinkle);
  border-radius: var(--blog-radius-inner);
  background: var(--blog-navy-dark);
  box-shadow: var(--blog-shadow);
  color: var(--blog-on-brand);
  font-size: .875rem;
  font-weight: 600;
  line-height: 1.4;
  transform: translateX(-50%);
  transition: opacity .35s ease, transform .35s ease;
}

.blog-flash--error {
  border-left-color: var(--blog-orange);
}

.blog-flash.is-leaving {
  opacity: 0;
  transform: translate(-50%, 20px);
}

/* ---------- Weniger Bewegung ---------- */
@media (prefers-reduced-motion: reduce) {
  .blog-card,
  .blog-reveal,
  .blog-flash {
    transition: none;
  }

  .blog-card:hover,
  .blog-card:focus-within,
  .blog-reveal {
    transform: none;
  }

  .blog-reveal {
    opacity: 1;
  }
}