/* ==========================================================================
   KOBIL — Resources/Case Studies — Sektion: Browser (Figma 4165:33595)
   Weisse Karte (Radius 12) mit Tab-Leiste (Insights/Case Studies/E-Books/
   Developer Resources), CMS-getriebenem 3-spaltigem Karten-Grid und
   client-seitiger Pagination (js/resources/case-studies/browser.js).
   Karten: Bild 400x290 (r8), Brand-Zeile (Brand navy 600 | Kategorie blau),
   Beschreibung 18/26 navy-70, Hairline, Stat-Block 28/36 Bold + 16/23.
   ========================================================================== */

.sec-case-studies-browser {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 40px 60px 60px;
  overflow: clip;
  /* Eigener Stacking-Context: deckt den unter die Karte laufenden
     Hero-Wash (isolierter frueherer Sibling) mit dem weissen Grund ab */
  isolation: isolate;
  /* Anker-Ziel der Pagination: nicht unter den Sticky-Header scrollen */
  scroll-margin-top: 108px;
}

/* ---- Tab-Leiste ---- */

.csb__tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.csb__tabs::-webkit-scrollbar {
  display: none;
}

.csb__tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 8px 32px;
  border-radius: 4px;
  background: var(--navy-30);
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 600;
  line-height: 20px;
  color: var(--navy);
  white-space: nowrap;
  text-decoration: none;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.csb__tab:hover {
  background: var(--navy-40);
}

.csb__tab.is-active {
  background: var(--blue);
  color: var(--white);
}

.csb__tab.is-active:hover {
  background: var(--blue);
}

.csb__tab.is-disabled {
  cursor: default;
}

.csb__tab.is-disabled:hover {
  background: var(--navy-30);
}

/* ---- Karten-Grid (CMS: iteriert ueber case_studies) ---- */

.csb__grid {
  list-style: none;
  margin: 48px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 48px 20px;
}

.csb-card {
  position: relative;
  display: flex;
  flex-direction: column;
  /* Figma card/case: 20px Innenabstand unten (Teil der Komponente) */
  padding-bottom: 20px;
}

/* Pagination blendet Karten via [hidden] aus — display:flex nicht gewinnen lassen */
.csb-card[hidden],
.csb__pagination[hidden] {
  display: none;
}

.csb-card__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 40 / 29;
  object-fit: cover;
  border-radius: 8px;
}

.csb-card__body {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.csb-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  font-family: var(--font-sans);
  font-size: 20px;
  line-height: 26px;
  letter-spacing: 0;
}

.csb-card__brand {
  flex: 0 0 auto;
  font-weight: 600;
  color: var(--navy);
}

.csb-card__sep {
  flex: 0 0 auto;
  width: 1px;
  height: 14px;
  /* Figma Vector 984: 0.5px Strich in System/%70 (#586680) —
     als 1px mit 50% Alpha nachgebildet (gleiche Tinte bei DPR1) */
  background: rgba(88, 102, 128, 0.5);
}

.csb-card__cat {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 400;
  color: var(--blue);
}

.csb-card__desc {
  min-height: 78px; /* 3 Zeilen — haelt Hairline/Stats in einer Reihe buendig */
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 400;
  line-height: 26px;
  color: var(--navy-70);
}

.csb-card__rule {
  margin: 20px 0 0;
  border: 0;
  /* Figma Vector 981: 0.5px Strich in System/%50 (#D5D9E3) —
     als 1px mit 50% Alpha nachgebildet (gleiche Tinte bei DPR1) */
  border-top: 1px solid rgba(213, 217, 227, 0.5);
}

/* ---- Stat-Block (1–2 Kennzahlen) ---- */

.csb-card__stats {
  margin-top: 20px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: 10px;
}

/* Genau 2 Kennzahlen: Figma-Spalten 171px/207px bei 400px Kartenbreite
   (proportional als 42.75% / 51.75%, Rest bleibt rechts frei) */
.csb-card__stats:has(> .csb-card__stat:nth-child(2):last-child) {
  grid-auto-flow: row;
  grid-template-columns: 42.75% 51.75%;
}

.csb-card__stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--navy);
}

.csb-card__stat-value {
  font-family: var(--font-sans);
  font-size: 28px;
  font-weight: 700;
  line-height: 36px;
  letter-spacing: 0;
}

.csb-card__stat-label {
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 23px;
}

/* Karte optional komplett verlinkt (CMS-Feld link) */

.csb-card__link {
  position: absolute;
  inset: 0;
  border-radius: 8px;
}

/* ---- Pagination (UI wird von browser.js gefuellt) ---- */

.csb__pagination {
  margin-top: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.csb__pagbtn {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid rgba(41, 98, 246, 0.22);
  border-radius: 4px;
  background: var(--navy-20);
  color: var(--navy);
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.csb__pagbtn:hover:not(:disabled) {
  background: var(--navy-30);
}

.csb__pagbtn:disabled {
  background: transparent;
  color: rgba(41, 98, 246, 0.32);
  cursor: default;
}

.csb__pagbtn svg {
  display: block;
  width: 18px;
  height: 18px;
}

.csb__pages {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
  line-height: 23px;
}

.csb__page {
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  letter-spacing: 0;
  color: var(--blue);
  cursor: pointer;
  transition: color var(--dur) var(--ease);
}

.csb__page:hover {
  color: var(--navy);
}

.csb__page[aria-current="page"] {
  color: var(--navy);
  cursor: default;
}

.csb__ellipsis {
  color: var(--blue);
}

/* ---- Responsive ---- */

@media (max-width: 1120px) {
  .sec-case-studies-browser {
    padding: 32px 40px 48px;
  }

  .csb__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .sec-case-studies-browser {
    padding: 24px 16px 40px;
    scroll-margin-top: 84px;
  }

  /* Tabs: horizontal scrollbar, ueber den Kartenrand hinaus */
  .csb__tabs {
    margin: 0 -16px;
    padding: 0 16px;
  }

  .csb__grid {
    margin-top: 32px;
    grid-template-columns: minmax(0, 1fr);
    row-gap: 40px;
  }

  /* Schmale Viewports: Kategorie umbrechen statt abschneiden */
  .csb-card__meta {
    flex-wrap: wrap;
  }

  .csb-card__cat {
    white-space: normal;
    overflow: visible;
  }

  .csb__pagination {
    margin-top: 48px;
    gap: 16px;
  }
}