/* ============================================================================
   Booking-System Page Sections — Welle 2026-05 (Astro-Greenfield-Redesign)
   ----------------------------------------------------------------------------
   Sections covered (alle Mobile-First, Dark-Mode-ready):
     - .bs-section-header / .bs-section-title / .bs-section-sub  (common)
     - .bs-trust-row + .bs-trust-item                            (Trust-Strip)
     - .bs-demo-tour + .bs-tour-* (browser-frame, tabs, dots)    (Demo-Tour)
     - .bs-bento + .bs-bento-card (default + --hero + --stat)    (Features)
     - .bs-usecases-grid + .bs-usecase-card                      (Use-Cases)
     - .bs-pricing + .bs-pricing-box (gradient-premium)          (Pricing)

   Hero ist in booking-system-hero.css (Critical, above-the-fold).
   FAQ + CTA recyceln .wd-faq-* + .wd-cta-* aus webdesign-page.css.
   ============================================================================ */

/* ─── CSS-Variable-Aliases (Brand-Tokens) ────────────────────────────────── */
/* Zwei Sets nebeneinander:
   (1) --bs-*  → eigene Vars für Booking-System-unique Components
   (2) --at-*  → ALIAS für services-atelier.css das die .atelier-eyebrow
                 Klasse styled (Brand-konsistent mit Index/Webdesign-Sections,
                 die das gleiche Pattern nutzen). OHNE diese Aliases fallen
                 atelier-eyebrow-num/-line/-label auf Default-Browser-Farben. */
.bs-trust-row,
.bs-demo-tour,
.bs-how,
.bs-features,
.bs-usecases,
.bs-pricing,
.bs-faq,
.bs-cta {
  /* eigene --bs-* Vars */
  --bs-brand:       #1498D5;
  --bs-brand-dark:  #0F7BB2;
  --bs-brand-light: #5ABFE5;
  --bs-ink:         #0A1B33;
  --bs-ink-soft:    rgba(10, 27, 51, 0.65);
  --bs-line:        rgba(10, 27, 51, 0.10);
  --bs-surface:     #ffffff;
  --bs-bg-soft:     #f8faff;
  --bs-line-strong: rgba(10, 27, 51, 0.18);
  --bs-radius:      14px;
  --bs-radius-lg:   20px;
  --bs-radius-xl:   28px;
  /* --at-* Aliases für .atelier-eyebrow */
  --at-mocha:       #1498D5;
  --at-ink:         #0A1B33;
  --at-ink-soft:    rgba(10, 27, 51, 0.65);
  --at-font-body:   var(--font-main, 'Inter', system-ui, sans-serif);
}
body.is-dark-bg .bs-trust-row,
body.is-dark-bg .bs-demo-tour,
body.is-dark-bg .bs-how,
body.is-dark-bg .bs-features,
body.is-dark-bg .bs-usecases,
body.is-dark-bg .bs-pricing,
body.is-dark-bg .bs-faq,
body.is-dark-bg .bs-cta {
  --bs-brand:       #3EB6F0;
  --bs-brand-dark:  #1498D5;
  --bs-ink:         #F0F4FA;
  --bs-ink-soft:    rgba(240, 244, 250, 0.65);
  --bs-line:        rgba(240, 244, 250, 0.10);
  --bs-line-strong: rgba(240, 244, 250, 0.18);
  --bs-surface:     #15233a;
  --bs-bg-soft:     #102036;
  /* Dark-Mode --at-* Aliases */
  --at-mocha:       #3EB6F0;
  --at-ink:         #F0F4FA;
  --at-ink-soft:    rgba(240, 244, 250, 0.65);
}

/* ─── Section-Spacing global ─────────────────────────────────────────────── */
.bs-demo-tour,
.bs-features,
.bs-usecases,
.bs-pricing,
.bs-faq,
.bs-cta {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
  position: relative;
}

/* ─── Common Section-Header (linksbündig wie Webdesign-Pattern) ──────────── */
.bs-section-header {
  margin: 0 auto clamp(2rem, 5vw, 3.5rem) 0;
  max-width: 760px;
  text-align: left;
}
.bs-section-title {
  font-size: clamp(1.85rem, 5vw, 2.8rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.025em;
  color: var(--bs-ink);
  margin: 0.5rem 0 0.75rem;
  text-wrap: balance;
}
.bs-section-title em {
  color: var(--bs-brand);
  font-style: normal;
}
.bs-section-sub {
  font-size: 1.02rem;
  line-height: 1.55;
  color: var(--bs-ink-soft);
  margin: 0;
  max-width: 56ch;
}

/* ─── Trust-Strip (3 USP-Items, pure Typography wie Index/Webdesign) ──────
   Nutzt .trust-strip + .trust-stats-row + .trust-stat aus trust-strip.css
   (gleiches Pattern wie wd-trust). Keine eigenen .bs-trust-* Overrides nötig. */

/* ═══════════════════════════════════════════════════════════════════════════
   DEMO-TOUR — Static-Screenshot-Carousel mit Browser-Chrome
   ═══════════════════════════════════════════════════════════════════════════ */
.bs-tour {
  max-width: 1100px;
  margin: 0 auto;
}

/* Tab-Strip */
.bs-tour-tabs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}
.bs-tour-tab {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  gap: 0.2rem;
  padding: 0.75rem 1rem;
  background: var(--bs-surface);
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius);
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
}
.bs-tour-tab:hover {
  border-color: var(--bs-brand);
  transform: translateY(-1px);
}
.bs-tour-tab[aria-selected="true"] {
  background: var(--bs-brand);
  border-color: var(--bs-brand);
  color: #fff;
}
.bs-tour-tab[aria-selected="true"] .bs-tour-tab-kind,
.bs-tour-tab[aria-selected="true"] .bs-tour-tab-num {
  color: rgba(255, 255, 255, 0.75);
}
.bs-tour-tab-num {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--bs-ink-soft);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}
.bs-tour-tab-label {
  font-size: 0.95rem;
  font-weight: 700;
  color: inherit;
}
.bs-tour-tab-kind {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--bs-ink-soft);
  font-weight: 600;
}

/* Stage — Browser-Chrome + Frames */
.bs-tour-stage {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.bs-tour-browser {
  background: var(--bs-surface);
  border: 1px solid var(--bs-line-strong);
  border-radius: var(--bs-radius-lg);
  overflow: hidden;
  box-shadow:
    0 1px 2px rgba(10, 27, 51, 0.04),
    0 8px 32px -4px rgba(10, 27, 51, 0.08);
}
.bs-tour-browser-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  background: var(--bs-bg-soft);
  border-bottom: 1px solid var(--bs-line);
}
.bs-tour-browser-dots {
  display: flex;
  gap: 0.35rem;
}
.bs-tour-browser-dot {
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--bs-line-strong);
}
.bs-tour-browser-dot:nth-child(1) { background: #ff5f57; }
.bs-tour-browser-dot:nth-child(2) { background: #febc2e; }
.bs-tour-browser-dot:nth-child(3) { background: #28c840; }
.bs-tour-browser-url {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.8rem;
  background: var(--bs-surface);
  border: 1px solid var(--bs-line);
  border-radius: 8px;
  color: var(--bs-ink-soft);
  max-width: 360px;
  margin: 0 auto;
}
.bs-tour-browser-url svg { color: var(--bs-ink-soft); }
.bs-tour-browser-url-text {
  font-size: 0.78rem;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  color: var(--bs-ink-soft);
}

/* Frames Stack (alle gleichzeitig im DOM, active toggelt via data-active) */
.bs-tour-frames {
  position: relative;
  width: 100%;
  aspect-ratio: 1280 / 900;
  overflow: hidden;
  background: var(--bs-bg-soft);
}
.bs-tour-frame {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  opacity: 0;
  transform: scale(0.98);
  transition: opacity 0.35s ease, transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}
.bs-tour-frame[data-frame-active="true"] {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}
.bs-tour-frame img {
  width: 100%;
  height: auto;
  display: block;
}

/* Footer: Caption + Dot-Navigation */
.bs-tour-footer {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  padding: 0 0.5rem;
}
.bs-tour-caption-stack {
  position: relative;
  width: 100%;
  text-align: center;
  min-height: 2.5rem;
}
.bs-tour-caption {
  position: absolute;
  inset: 0;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--bs-ink-soft);
  margin: 0;
  opacity: 0;
  transition: opacity 0.3s ease;
  text-wrap: balance;
}
.bs-tour-caption[data-caption-active="true"] {
  opacity: 1;
  position: static;
}
.bs-tour-dots {
  display: flex;
  gap: 0.5rem;
}
.bs-tour-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--bs-line-strong);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 0;
}
.bs-tour-dot:hover {
  background: var(--bs-brand-light);
}
.bs-tour-dot[aria-selected="true"] {
  background: var(--bs-brand);
  transform: scale(1.4);
}

/* Tablet+: Tabs horizontal */
@media (min-width: 640px) {
  .bs-tour-tabs {
    grid-template-columns: repeat(5, 1fr);
  }
}

/* Live-Demo CTA — prominenter Brücken-Button von Screenshot-Tour zu echter Demo */
.bs-tour-live-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  margin-top: 2.5rem;
  text-align: center;
}
.bs-tour-live-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.bs-tour-live-hint {
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--bs-ink-soft);
  margin: 0;
  max-width: 480px;
  text-wrap: balance;
}
.bs-tour-live-sep {
  margin: 0 0.35rem;
  opacity: 0.55;
}

/* ═══════════════════════════════════════════════════════════════════════════
   BENTO — Features-Grid (8 Features + 2 Stats = 10 Cards)
   ═══════════════════════════════════════════════════════════════════════════ */
.bs-bento {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  max-width: 1180px;
  margin: 0 auto;
}

/* Mobile: alle Cards stack vertical */
.bs-bento-card {
  background: var(--bs-surface);
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.bs-bento-card:hover {
  border-color: var(--bs-brand-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -8px rgba(20, 152, 213, 0.16);
}
.bs-bento-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--bs-radius);
  background: var(--bs-brand);
  color: #fff;
  flex-shrink: 0;
}
.bs-bento-icon-sm {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--bs-bg-soft);
  color: var(--bs-brand);
  flex-shrink: 0;
}
.bs-bento-body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}
.bs-bento-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--bs-ink);
  line-height: 1.3;
  margin: 0;
}
.bs-bento-desc {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--bs-ink-soft);
  margin: 0;
}

/* Hero-Card (2-col span on desktop, prominent icon + larger text) */
.bs-bento-card--hero {
  background: linear-gradient(135deg, var(--bs-bg-soft) 0%, var(--bs-surface) 100%);
}
.bs-bento-card--hero .bs-bento-title {
  font-size: 1.25rem;
}
.bs-bento-card--hero .bs-bento-desc {
  font-size: 1rem;
}

/* Accent-variant (LINE-Green für die LINE-Notification Hero-Card) */
.bs-bento-card--accent .bs-bento-icon {
  background: #06C755;
}

/* Stat-Card (numerisches Highlight, kein Icon) */
.bs-bento-card--stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  background: linear-gradient(160deg, var(--bs-brand) 0%, var(--bs-brand-dark) 100%);
  color: #fff;
  padding: 1.75rem 1.5rem;
}
.bs-bento-card--stat:hover {
  border-color: transparent;
}
.bs-bento-stat-value {
  font-size: clamp(2.2rem, 5vw, 2.8rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
  color: #fff;
  font-variant-numeric: tabular-nums;
}
.bs-bento-stat-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  margin-top: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Tablet (2 cols): Hero spans full row */
@media (min-width: 640px) {
  .bs-bento {
    grid-template-columns: repeat(2, 1fr);
  }
  .bs-bento-card--hero {
    grid-column: span 2;
    flex-direction: row;
    align-items: flex-start;
    gap: 1.25rem;
  }
}

/* Desktop (4 cols): Hero spans 2 cols, Stat 1 col, Features 1 col */
@media (min-width: 1024px) {
  .bs-bento {
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: minmax(190px, auto);
  }
  .bs-bento-card--hero {
    grid-column: span 2;
    flex-direction: row;
    align-items: flex-start;
    gap: 1.5rem;
  }
  .bs-bento-card--hero .bs-bento-icon {
    width: 64px;
    height: 64px;
  }
}

/* ═══════════════════════════════════════════════════════════════════════════
   USE-CASES — 6 Cards (4 mit Photo, 2 mit Icon-Placeholder), Bento 3×2
   ═══════════════════════════════════════════════════════════════════════════ */
.bs-usecases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  max-width: 1180px;
  margin: 0 auto;
}
.bs-usecase-card {
  background: var(--bs-surface);
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius-lg);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.2s ease;
}
.bs-usecase-card:hover {
  transform: translateY(-3px);
  border-color: var(--bs-brand-light);
  box-shadow: 0 12px 32px -8px rgba(10, 27, 51, 0.12);
}

/* Photo-Variante (Cards 1-4) */
.bs-usecase-photo {
  width: 100%;
  aspect-ratio: 800 / 533;
  overflow: hidden;
  background: var(--bs-bg-soft);
}
.bs-usecase-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.bs-usecase-card:hover .bs-usecase-photo img {
  transform: scale(1.04);
}

/* Icon-Variante (Cards 5-6) — Brand-Gradient + zentriertes SVG.
   Gleiche aspect-ratio wie Photo damit Cards visuell ausgewogen sind. */
.bs-usecase-iconwrap {
  width: 100%;
  aspect-ratio: 800 / 533;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
}
.bs-usecase-iconwrap--clinic {
  background: linear-gradient(135deg, #1498D5 0%, #0F7BB2 100%);
}
.bs-usecase-iconwrap--fitness {
  background: linear-gradient(135deg, #FF7A4D 0%, #E55F32 100%);
}
.bs-usecase-iconwrap--hotel {
  background: linear-gradient(135deg, #8B5CF6 0%, #6D28D9 100%);
}
.bs-usecase-iconwrap--tour {
  background: linear-gradient(135deg, #14B8A6 0%, #0F766E 100%);
}
.bs-usecase-iconwrap svg {
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
  transition: transform 0.4s ease;
}
.bs-usecase-card--icon:hover .bs-usecase-iconwrap svg {
  transform: scale(1.08);
}

.bs-usecase-body {
  padding: 1.25rem 1.5rem 1.5rem;
}
.bs-usecase-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--bs-ink);
  margin: 0 0 0.5rem;
}
.bs-usecase-desc {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--bs-ink-soft);
  margin: 0;
}

/* Tablet: 2 Spalten */
@media (min-width: 640px) {
  .bs-usecases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
/* Desktop: 4 Spalten × 2 Reihen (8 Cards) */
@media (min-width: 1024px) {
  .bs-usecases-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ═══════════════════════════════════════════════════════════════════════════
   PRICING — Single-Tier Premium Box
   ═══════════════════════════════════════════════════════════════════════════ */
.bs-pricing-box {
  max-width: 720px;
  margin: 0 auto;
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius-xl);
  overflow: hidden;
  background: var(--bs-surface);
  box-shadow:
    0 1px 2px rgba(10, 27, 51, 0.04),
    0 16px 48px -12px rgba(10, 27, 51, 0.12);
}
.bs-pricing-header {
  padding: 2.5rem 2rem 2rem;
  background: linear-gradient(160deg, var(--bs-brand) 0%, var(--bs-brand-dark) 100%);
  color: #fff;
}
.bs-pricing-amount-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  justify-content: center;
}
.bs-pricing-amount {
  font-size: clamp(3rem, 8vw, 4.2rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
  color: #fff;
  font-variant-numeric: tabular-nums;
}
.bs-pricing-period {
  font-size: 1rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
}

/* Includes section */
.bs-pricing-incl {
  padding: 2rem 2rem 1.5rem;
  background: var(--bs-surface);
}
.bs-pricing-incl-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--bs-ink-soft);
  margin: 0 0 1rem;
}
.bs-pricing-incl-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.bs-pricing-incl-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.94rem;
  line-height: 1.45;
  color: var(--bs-ink);
}
.bs-pricing-check {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #dcfce7;
  color: #166534;
  flex-shrink: 0;
  margin-top: 0.05rem;
}
body.is-dark-bg .bs-pricing-check {
  background: rgba(6, 199, 85, 0.20);
  color: #4ade80;
}

/* Extras section */
.bs-pricing-extras {
  border-top: 1px solid var(--bs-line);
}
.bs-pricing-extras-header {
  padding: 1.25rem 2rem 0.75rem;
  background: var(--bs-bg-soft);
}
.bs-pricing-extras-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--bs-ink-soft);
  margin: 0;
}
.bs-pricing-extras-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.85rem 2rem;
  border-top: 1px solid var(--bs-line);
  background: var(--bs-surface);
}
.bs-pricing-extras-row:nth-child(2) {
  border-top: none;
}
.bs-pricing-extras-name {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--bs-ink);
}
.bs-pricing-extras-price {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--bs-brand);
  white-space: nowrap;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

/* Note + CTA-row */
.bs-pricing-note {
  margin: 1.5rem auto 0;
  max-width: 720px;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--bs-ink-soft);
  padding: 1rem 1.25rem;
  background: var(--bs-bg-soft);
  border: 1px solid var(--bs-line);
  border-radius: var(--bs-radius);
  text-wrap: balance;
  text-align: center;
}
.bs-pricing-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1.75rem;
}

@media (min-width: 560px) {
  .bs-pricing-incl-list {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================================================
   BsHowItWorks — 3-Step Vertikaler Flow (Welle 2026-05-26)
   ----------------------------------------------------------------------------
   Premium Stripe-Pattern: 3 Steps gestackt, Connector-Pulse-Lines dazwischen.
   Steps alternieren visual-left/right (Step 2 reversed) für rhythm-feel.
   Custom SVG-Illustrationen statt Screenshots — nie veraltet.
   ============================================================================ */
.bs-how {
  position: relative;
  padding: clamp(4rem, 8vw, 7rem) 0;
}

/* Section nutzt das globale .atelier-eyebrow Pattern (Number + Line + Label)
   konsistent mit allen anderen BS-Sections (02 Features, 03 UseCases etc.) */

.bs-how-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  margin-top: clamp(2.5rem, 5vw, 4rem);
}

/* ─── Single Step (Content + Visual side-by-side, Desktop) ─────────────── */
.bs-how-step {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  align-items: center;
  max-width: 920px;
  width: 100%;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(10, 27, 51, 0.08);
  border-radius: 18px;
  box-shadow:
    0 0 0 1px rgba(10, 27, 51, 0.02),
    0 12px 32px -16px rgba(10, 27, 51, 0.12);
}
body.is-dark-bg .bs-how-step {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.04),
    0 12px 32px -16px rgba(0, 0, 0, 0.40);
}

@media (min-width: 768px) {
  .bs-how-step {
    grid-template-columns: 1.2fr 1fr;
    gap: 3rem;
  }
  .bs-how-step--reverse {
    grid-template-columns: 1fr 1.2fr;
  }
  .bs-how-step--reverse .bs-how-step-content {
    order: 2;
  }
  .bs-how-step--reverse .bs-how-step-visual {
    order: 1;
  }
}

/* ─── Step Content (Number + Eyebrow + Title + Body) ───────────────────── */
.bs-how-step-content {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.bs-how-step-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}
.bs-how-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 0.55rem;
  border-radius: 12px;
  background: linear-gradient(135deg, #1498D5 0%, #0E7BB0 100%);
  color: #ffffff;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  box-shadow: 0 4px 12px -4px rgba(20, 152, 213, 0.4);
}
body.is-dark-bg .bs-how-step-num {
  background: linear-gradient(135deg, #3EB6F0 0%, #1498D5 100%);
  box-shadow: 0 4px 12px -4px rgba(62, 182, 240, 0.5);
}
.bs-how-step-eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: #1498D5;
}
body.is-dark-bg .bs-how-step-eyebrow { color: #3EB6F0; }

.bs-how-step-title {
  font-size: clamp(1.3rem, 2.4vw, 1.75rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: #0A1B33;
  margin: 0;
}
body.is-dark-bg .bs-how-step-title { color: #F0F4FA; }

.bs-how-step-body {
  font-size: 0.98rem;
  line-height: 1.6;
  color: rgba(10, 27, 51, 0.70);
  margin: 0;
  max-width: 52ch;
}
body.is-dark-bg .bs-how-step-body { color: rgba(240, 244, 250, 0.70); }

/* ─── Step Visual (Custom SVG-Illustration Box) ────────────────────────── */
.bs-how-step-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(20, 152, 213, 0.04) 0%, rgba(62, 182, 240, 0.07) 100%);
  border-radius: 14px;
  padding: 1.25rem;
  aspect-ratio: 280 / 220;
  overflow: hidden;
}
body.is-dark-bg .bs-how-step-visual {
  background: linear-gradient(135deg, rgba(62, 182, 240, 0.06) 0%, rgba(20, 152, 213, 0.10) 100%);
}
.bs-how-step-visual svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* ─── Animationen in den SVGs ──────────────────────────────────────────── */
/* Step 1: Phone-Tap-Pulse */
.bs-how-svg-tap {
  transform-origin: center;
  transform-box: fill-box;
  animation: bs-how-tap-pulse 2s ease-out infinite;
}
@keyframes bs-how-tap-pulse {
  0%   { transform: scale(0.4); opacity: 0.6; }
  60%  { transform: scale(1.8); opacity: 0; }
  100% { transform: scale(1.8); opacity: 0; }
}

/* ─── Step 2: System-Burst Pattern (Welle 2026-05-26, state-of-the-art) ─────
   Choreografie pro Loop (3.4s):
     0.0s — Pulse-Wave expandiert vom System (radial-glow scale up)
     0.4s — Beams draw simultan vom System zu allen 4 Channels (stroke-dashoffset 0)
     1.0s — Alle 4 Channel-Cards "empfangen": scale-bounce + colored glow-ring
     2.0s — Cards rest in "received" state (subtle highlight)
     2.6s — Reset: glow fades, beams undraw, ready für next loop
   Klare Message: System SENDS confirmation simultaneously auf alle Channels. */

/* System-Pulse-Wave (radial-glow expansion vom Center) */
.bs-how-svg-pulse-wave {
  transform-origin: 160px 120px;
  transform-box: view-box;
  animation: bs-how-pulse-wave 3.4s ease-out infinite;
}
@keyframes bs-how-pulse-wave {
  0%        { opacity: 0;    transform: scale(0.3); }
  8%        { opacity: 0.8;  transform: scale(0.6); }
  35%       { opacity: 0;    transform: scale(2.4); }
  100%      { opacity: 0;    transform: scale(2.4); }
}

/* System-Card glow-ring (subtle border-pulse) */
.bs-how-svg-system-glow {
  animation: bs-how-system-glow 3.4s ease-in-out infinite;
}
@keyframes bs-how-system-glow {
  0%, 30%   { opacity: 0.15; }
  5%        { opacity: 0.7;  }
  60%       { opacity: 0.15; }
}

/* Beam-Paths: stroke-draw vom System zu jedem Channel (alle synchron, 0.4-1.0s) */
.bs-how-svg-beam {
  stroke-dasharray: 130 130;
  stroke-dashoffset: 130;
  opacity: 0.55;
  animation: bs-how-beam-draw 3.4s ease-out infinite;
}
.bs-how-svg-beam--1 { animation-delay: 0s; }
.bs-how-svg-beam--2 { animation-delay: 0s; }
.bs-how-svg-beam--3 { animation-delay: 0s; }
.bs-how-svg-beam--4 { animation-delay: 0s; }
@keyframes bs-how-beam-draw {
  0%, 12%   { stroke-dashoffset: 130; opacity: 0;    }
  18%       { opacity: 0.85; }
  30%       { stroke-dashoffset: 0;   opacity: 0.85; }
  60%       { stroke-dashoffset: 0;   opacity: 0.4;  }
  78%       { stroke-dashoffset: -130; opacity: 0;   }
  100%      { stroke-dashoffset: -130; opacity: 0;   }
}

/* Channel-Cards: receive-bounce + colored glow-ring (synchron mit Beam-Ankunft) */
.bs-how-svg-channel {
  transform-origin: center;
  transform-box: fill-box;
  animation: bs-how-channel-receive 3.4s cubic-bezier(0.34, 1.56, 0.64, 1) infinite;
}
.bs-how-svg-channel--1,
.bs-how-svg-channel--2,
.bs-how-svg-channel--3,
.bs-how-svg-channel--4 {
  animation-delay: 0s;  /* ALL Channels empfangen GLEICHZEITIG (das ist die Message) */
}
@keyframes bs-how-channel-receive {
  0%, 25%   { transform: scale(1);    }
  35%       { transform: scale(1.08); } /* bounce-in beim Empfang */
  45%       { transform: scale(1);    }
  100%      { transform: scale(1);    }
}

/* Channel-Glow-Ring (colored border) fade-in beim Empfang, fade-out beim Reset */
.bs-how-svg-channel-glow {
  animation: bs-how-channel-glow 3.4s ease-out infinite;
}
@keyframes bs-how-channel-glow {
  0%, 30%   { opacity: 0;    }
  40%       { opacity: 1;    }
  70%       { opacity: 0.6;  }
  95%, 100% { opacity: 0;    }
}

/* Step 3: Row-Highlight ripple */
.bs-how-svg-rows rect:first-child {
  animation: bs-how-row-highlight 3s ease-in-out infinite;
}
@keyframes bs-how-row-highlight {
  0%, 100% { fill: rgba(6, 199, 85, 0.10); }
  50%      { fill: rgba(6, 199, 85, 0.20); }
}

/* ─── Connector-Pulse (animated dot fließt nach unten) ─────────────────── */
.bs-how-connector {
  height: 60px;
  width: 8px;
  display: flex;
  align-items: stretch;
  margin: -0.5rem 0;
}
.bs-how-connector svg {
  width: 100%;
  height: 100%;
}
.bs-how-svg-pulse-dot {
  animation: bs-how-pulse-flow 3s linear infinite;
  transform-origin: center;
  transform-box: fill-box;
}
@keyframes bs-how-pulse-flow {
  0%   { transform: translateY(0);   opacity: 1; }
  85%  { transform: translateY(72px); opacity: 1; }
  100% { transform: translateY(78px); opacity: 0; }
}

/* ─── CTA-Link (im Step 3, verlinkt zum Live-Demo) ─────────────────────── */
.bs-how-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.5rem;
  padding: 0.55rem 1rem;
  background: linear-gradient(135deg, #1498D5 0%, #0E7BB0 100%);
  color: #ffffff !important;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: -0.005em;
  align-self: flex-start;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 12px -4px rgba(20, 152, 213, 0.4);
}
.bs-how-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px -4px rgba(20, 152, 213, 0.5);
}
body.is-dark-bg .bs-how-cta {
  background: linear-gradient(135deg, #3EB6F0 0%, #1498D5 100%);
  color: #0A1B33 !important;
}

/* ─── Optional Add-On Card (Payment) — kleiner als Step-Cards, dashed border
   signalisiert "optional, kann später eingeschaltet werden". Sub-Hierarchie
   damit klar: das ist KEIN 4. Step, sondern ein Add-on auf die 3 Core-Steps. */
.bs-how-addon {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 760px;
  width: 100%;
  margin-top: 1.5rem;
  padding: 1.25rem 1.5rem;
  background: rgba(20, 152, 213, 0.04);
  border: 1.5px dashed rgba(20, 152, 213, 0.35);
  border-radius: 14px;
  position: relative;
}
body.is-dark-bg .bs-how-addon {
  background: rgba(62, 182, 240, 0.06);
  border-color: rgba(62, 182, 240, 0.35);
}

.bs-how-addon-badge {
  display: inline-flex;
  align-self: flex-start;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #0E7BB0;
  padding: 0.2rem 0.55rem;
  background: rgba(20, 152, 213, 0.12);
  border-radius: 999px;
}
body.is-dark-bg .bs-how-addon-badge {
  color: #7DD3FC;
  background: rgba(62, 182, 240, 0.16);
}

.bs-how-addon-body {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.bs-how-addon-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 10px;
  background: linear-gradient(135deg, #1498D5 0%, #0E7BB0 100%);
  color: #ffffff;
  box-shadow: 0 4px 10px -3px rgba(20, 152, 213, 0.35);
}
body.is-dark-bg .bs-how-addon-icon {
  background: linear-gradient(135deg, #3EB6F0 0%, #1498D5 100%);
  color: #0A1B33;
}

.bs-how-addon-content {
  flex: 1;
  min-width: 0;
}
.bs-how-addon-title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: #0A1B33;
  margin: 0 0 0.3rem 0;
  line-height: 1.3;
}
body.is-dark-bg .bs-how-addon-title { color: #F0F4FA; }

.bs-how-addon-text {
  font-size: 0.88rem;
  line-height: 1.55;
  color: rgba(10, 27, 51, 0.68);
  margin: 0 0 0.7rem 0;
}
body.is-dark-bg .bs-how-addon-text { color: rgba(240, 244, 250, 0.68); }

/* Payment-Provider-Chips */
.bs-how-addon-providers {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.bs-how-addon-provider {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.65rem;
  background: rgba(10, 27, 51, 0.05);
  border: 1px solid rgba(10, 27, 51, 0.10);
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(10, 27, 51, 0.75);
  letter-spacing: -0.005em;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}
body.is-dark-bg .bs-how-addon-provider {
  background: rgba(240, 244, 250, 0.05);
  border-color: rgba(240, 244, 250, 0.10);
  color: rgba(240, 244, 250, 0.78);
}

/* ─── Reduced-Motion: alle Animationen aus ─────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .bs-how-svg-tap,
  .bs-how-svg-system-dot,
  .bs-how-svg-channel,
  .bs-how-svg-rows rect:first-child,
  .bs-how-svg-pulse-dot {
    animation: none;
  }
}