/**
 * company: cube one GmbH
 * name: case-story-layout.css
 * author: Thomas Schäfer
 * created: 06.09.2026
 * change log: 06.09.2026 – Thomas Schäfer – Three-column case story layout with framed narrative blocks.
 *             06.09.2026 – Thomas Schäfer – Case story contact banner slightly reduced.
 *             06.09.2026 – Thomas Schäfer – Bottom spacing before page CTA.
 *             06.09.2026 – Thomas Schäfer – h3 and list styles inside story frame bodies.
 *             06.09.2026 – Thomas Schäfer – Sidebar facts stacked; min-width fix for grid overlap.
 */

/* Three columns: project brief | story frames | contact banner */
.cs-layout {
  display: grid;
  grid-template-columns: minmax(220px, 260px) minmax(0, 1fr) minmax(240px, 280px);
  gap: clamp(1.5rem, 3vw, 2.75rem);
  align-items: start;
  margin-top: 0.5rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.cs-layout__facts,
.cs-layout__contact {
  position: sticky;
  top: var(--sidebar-sticky-offset, 100px);
  min-width: 0;
  max-width: 100%;
}

.cs-layout__facts .sidebar-card,
.cs-layout__contact .sidebar-card {
  max-width: 100%;
}

.cs-layout__story {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  min-width: 0;
  position: relative;
  z-index: 0;
}

/* Steckbrief: stacked dt/dd — global .cs-facts grid is too wide for sidebar column */
.cs-layout__facts .cs-facts {
  display: block;
}

.cs-layout__facts .cs-facts dt {
  margin-top: 0.85rem;
}

.cs-layout__facts .cs-facts dt:first-child {
  margin-top: 0;
}

.cs-layout__facts .cs-facts dd {
  margin-top: 0.25rem;
  overflow-wrap: anywhere;
}

/* Optional blocks between narrative frames (KPI band, system detail, FAQ, …) */
.cs-layout__extra {
  min-width: 0;
}

.cs-layout__extra > :first-child {
  margin-top: 0;
}

.cs-layout__extra h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  font-weight: 700;
  color: var(--text-primary);
}

.cs-layout__extra p,
.cs-layout__extra li {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* Narrative frames with color accent and watermark icon */
.cs-story-frame {
  position: relative;
  overflow: hidden;
  margin: 0;
  padding: clamp(1.15rem, 2.5vw, 1.5rem) clamp(1.15rem, 2.5vw, 1.65rem);
  border: 1px solid var(--cs-frame-border, var(--border));
  border-left-width: 3px;
  border-radius: var(--radius-lg);
  background: var(--cs-frame-bg, var(--bg-card));
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.28);
}

.cs-story-frame::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  width: 4.5rem;
  height: 2px;
  background: var(--cs-frame-edge, var(--accent));
}

.cs-story-frame__watermark {
  position: absolute;
  right: 0.5rem;
  bottom: 0.35rem;
  z-index: 0;
  width: clamp(4.5rem, 12vw, 6.5rem);
  height: clamp(4.5rem, 12vw, 6.5rem);
  color: var(--cs-frame-edge, var(--accent));
  opacity: 0.11;
  pointer-events: none;
  transform: rotate(-8deg);
  transform-origin: 100% 100%;
}

.cs-story-frame__watermark svg {
  display: block;
  width: 100%;
  height: 100%;
  stroke-width: 1.25;
}

.cs-story-frame__title {
  position: relative;
  z-index: 1;
  margin: 0 0 0.65rem;
  padding-right: 3rem;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}

.cs-story-frame__body {
  position: relative;
  z-index: 1;
  padding-right: 2rem;
}

.cs-story-frame__body > :first-child {
  margin-top: 0;
}

.cs-story-frame__body > :last-child {
  margin-bottom: 0;
}

.cs-story-frame__body p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.cs-story-frame__body p + p {
  margin-top: 0.75rem;
}

.cs-story-frame__body h3 {
  margin: 1.25rem 0 0.5rem;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-primary);
}

.cs-story-frame__body h3:first-child {
  margin-top: 0;
}

.cs-story-frame__body ul {
  margin: 0.5rem 0 0;
  padding-left: 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.cs-story-frame__body li + li {
  margin-top: 0.45rem;
}

.cs-story-frame__body p + h3,
.cs-story-frame__body ul + h3 {
  margin-top: 1.35rem;
}

.cs-story-frame__body a {
  color: var(--accent-light);
  text-decoration: underline;
  text-decoration-color: rgba(251, 146, 60, 0.35);
  text-underline-offset: 0.15em;
}

.cs-story-frame__body a:hover {
  text-decoration-color: currentColor;
}

/* Ausgangslage – cool amber */
.cs-story-frame--situation {
  --cs-frame-edge: #fbbf24;
  --cs-frame-border: rgba(251, 191, 36, 0.22);
  --cs-frame-bg: linear-gradient(145deg, rgba(251, 191, 36, 0.07) 0%, rgba(22, 22, 22, 0.96) 42%);
}

/* Vorgehen – accent orange */
.cs-story-frame--approach {
  --cs-frame-edge: var(--accent);
  --cs-frame-border: rgba(249, 115, 22, 0.24);
  --cs-frame-bg: linear-gradient(145deg, rgba(249, 115, 22, 0.08) 0%, rgba(22, 22, 22, 0.96) 42%);
}

/* Ergebnis – lime success */
.cs-story-frame--result {
  --cs-frame-edge: #a3e635;
  --cs-frame-border: rgba(163, 230, 53, 0.22);
  --cs-frame-bg: linear-gradient(145deg, rgba(163, 230, 53, 0.07) 0%, rgba(22, 22, 22, 0.96) 42%);
}

/* Contact card for case stories – portrait taller than service sidebar, but compact */
.cs-layout__contact .contact-sidebar-card--case-story {
  padding: 0 1.15rem 1.15rem;
}

.cs-layout__contact .contact-sidebar-card--case-story.contact-sidebar-card--persona {
  padding-top: 0;
}

.cs-layout__contact .contact-persona--case-story {
  margin: 0 -1.15rem 0.85rem;
  width: calc(100% + 2.3rem);
  aspect-ratio: 6 / 7;
  min-height: 220px;
  max-height: 300px;
  height: auto;
  border-bottom: 1px solid rgba(249, 115, 22, 0.45);
}

.cs-layout__contact .contact-persona--case-story .contact-persona-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 16%;
}

.cs-layout__contact .contact-persona--case-story .contact-persona-overlay {
  inset: auto 0.85rem 0.65rem;
}

.cs-layout__contact .contact-persona--case-story .contact-persona-label {
  font-size: 0.625rem;
  letter-spacing: 0.1em;
}

.cs-layout__contact .contact-persona--case-story .contact-persona-title {
  font-size: 1rem;
  margin-top: 0.15rem;
}

.cs-layout__contact .sw-dev-sidebar__teaser {
  margin-bottom: 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.45;
}

.cs-layout__contact .sw-dev-sidebar__cta-row {
  gap: 0.6rem;
}

.cs-layout__contact .sw-dev-sidebar__phone {
  font-size: 0.8125rem;
}

.cs-layout__contact .contact-sidebar-card--case-story .btn {
  padding-top: 0.65rem;
  padding-bottom: 0.65rem;
  font-size: 0.875rem;
}

@media (max-width: 1100px) {
  .cs-layout {
    grid-template-columns: minmax(200px, 240px) minmax(0, 1fr);
  }

  .cs-layout__contact {
    grid-column: 1 / -1;
    position: static;
    max-width: 360px;
  }

  .cs-layout__facts,
  .cs-layout__contact {
    position: static;
  }
}

@media (max-width: 768px) {
  .cs-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .cs-layout__contact {
    max-width: none;
  }

  .cs-layout__contact .contact-persona--case-story {
    min-height: clamp(200px, 44vw, 260px);
    max-height: none;
  }

  .cs-story-frame__title {
    padding-right: 2.5rem;
  }

  .cs-story-frame__body {
    padding-right: 0.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cs-story-frame {
    box-shadow: none;
  }
}