/* Beraterium — site-wide design system (Design-System 02 + Seiten-Briefing) */

.brt-page {
  margin: 0;
  background: #fff;
  overflow-x: clip;
}

.brt-page.is-nav-open::before,
.brt-page.is-nav-open::after {
  content: none !important;
  display: none !important;
}

:root,
.brt {
  --color-accent: #0b5fff;
  --color-accent-hover: #0848c4;
  --color-accent-midnight: #041e42;
  --color-accent-light: #7eb0ff;
  --color-accent-soft: #e8f0ff;
  --color-ink: #0e1116;
  --color-ink-soft: #3a424e;
  --color-muted: #6b7280;
  --color-line: #e4e7ec;
  --color-bg: #ffffff;
  --color-bg-alt: #f7f8fa;
  --color-dark: #0e1116;
  --color-dark-2: #161b22;
  --color-on-dark: #ffffff;
  --font-sans: Inter, "Helvetica Neue", Arial, system-ui, sans-serif;
  --space-2: 0.5rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
  --container-max: 1200px;
  --container-gutter: clamp(1rem, 4vw, 2rem);
  --header-height: clamp(5rem, 10vw, 5.5rem);
  --radius: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(14, 17, 22, 0.08);
  --shadow-md: 0 8px 24px rgba(14, 17, 22, 0.1);
  --shadow-card: 0 12px 40px rgba(14, 17, 22, 0.06);
  --section-rule: rgba(14, 17, 22, 0.08);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--color-ink-soft);
  background: var(--color-bg);
}

.brt-skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: #fff;
  color: #000;
  border: 2px solid var(--color-accent);
  border-radius: 8px;
  text-decoration: none;
}

.brt-skip-link:focus {
  top: 1rem;
}

.brt-skip-link--article {
  position: static;
  display: inline-block;
  margin-bottom: var(--space-4);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  border-width: 1px;
}

.brt-skip-link--article:not(:focus):not(:focus-visible) {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  background: transparent;
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(0);
  transition: background 220ms ease, border-color 220ms ease, backdrop-filter 220ms ease, box-shadow 220ms ease;
}

.site-header__inner {
  width: 100%;
  max-width: 1440px;
  margin-inline: auto;
  min-height: 5rem;
  padding-inline: max(clamp(1.5rem, 4vw, 4rem), env(safe-area-inset-left, 0px)) max(clamp(1.5rem, 4vw, 4rem), env(safe-area-inset-right, 0px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  box-sizing: border-box;
}

.site-header__lang {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-inline-start: auto;
}

.site-header__lang-current {
  color: var(--color-text-muted, rgba(255, 255, 255, 0.72));
}

.site-header__lang-sep {
  opacity: 0.45;
}

.site-header__lang-link {
  color: inherit;
  text-decoration: none;
}

.site-header__lang-link:hover,
.site-header__lang-link:focus-visible {
  text-decoration: underline;
}

.site-header--solid .site-header__lang-current,
.site-header--solid .site-header__lang-link {
  color: var(--color-text, #0e1116);
}

.site-header--solid .site-header__lang-current {
  opacity: 0.55;
}

.site-header__logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  color: #fff;
  text-decoration: none;
  transition: color 220ms ease;
}

.site-header__logo-img {
  display: block;
  height: calc(var(--header-height) - 0.625rem);
  width: auto;
  max-width: min(30rem, 70vw);
}

.site-header__logo-img--dark {
  display: none;
}

.site-header--solid .site-header__logo-img--light {
  display: none;
}

.site-header--solid .site-header__logo-img--dark {
  display: block;
}

.site-header__toggle {
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 0.625rem;
  padding: 0.625rem 0.875rem;
  min-height: 44px;
  cursor: pointer;
  transition: background 220ms ease, color 220ms ease, border-color 220ms ease;
}

.site-header__nav {
  display: none;
}

.site-header__nav.is-open {
  display: grid;
  gap: 1rem;
}

.site-header__nav > ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.site-header__nav a {
  color: #fff;
  text-decoration: none;
  transition: color 220ms ease;
}

.site-header__item--has-menu {
  position: relative;
}

.site-header__parent-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.site-header__caret {
  flex-shrink: 0;
  transition: transform 200ms ease;
}

.site-header__submenu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: none;
  gap: 0;
}

.site-header__submenu a {
  display: block;
  padding: 0.625rem 0;
  font-size: 0.9375rem;
  font-weight: 500;
}

.site-header__submenu a:hover,
.site-header__submenu a:focus-visible {
  color: var(--color-accent);
}

.site-header__item--has-menu.is-submenu-open .site-header__caret {
  transform: rotate(180deg);
}

.site-header__nav > ul > li > a:hover,
.site-header__nav > ul > li > a:focus-visible {
  color: var(--color-accent-light);
}

.site-header--solid .site-header__nav > ul > li > a:hover,
.site-header--solid .site-header__nav > ul > li > a:focus-visible {
  color: var(--color-accent);
}

.site-header__cta.brt-btn--outline {
  width: fit-content;
  flex-shrink: 0;
  white-space: nowrap;
  background: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-accent);
  min-height: unset;
  padding: 0.5rem 1.25rem;
  line-height: 1.2;
  transition: background 150ms ease, color 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.site-header:not(.site-header--solid) .site-header__cta.brt-btn--outline {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.88);
}

.site-header__cta.brt-btn--outline:hover,
.site-header__cta:hover {
  background: var(--color-accent-hover);
  color: #fff;
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
}

.site-header--solid {
  background: rgba(255, 255, 255, 0.95);
  border-bottom-color: var(--color-line);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}

.site-header--solid .site-header__logo,
.site-header--solid .site-header__nav a {
  color: var(--color-ink);
}

.site-header--solid .site-header__toggle {
  border-color: var(--color-line);
  color: var(--color-ink);
  background: #fff;
}

@media (max-width: 1023px) {
  .site-header__inner {
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
  }

  .site-header__toggle {
    order: 2;
    margin-left: auto;
    margin-right: 0;
    flex-shrink: 0;
    width: 44px;
    padding: 0;
    font-size: 0;
    line-height: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .site-header__toggle::before {
    content: "";
    display: block;
    width: 1.25rem;
    height: 2px;
    background: currentColor;
    border-radius: 1px;
    box-shadow: 0 -6px 0 currentColor, 0 6px 0 currentColor;
  }

  .site-header__logo {
    order: 1;
    flex: 1;
    min-width: 0;
  }

  .site-header__nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    left: auto;
    width: min(20rem, 88vw);
    height: calc(100dvh - var(--header-height));
    max-height: none;
    padding: 1rem clamp(1rem, 4vw, 1.5rem);
    padding-bottom: max(1rem, env(safe-area-inset-bottom, 0px));
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    background: rgba(14, 17, 22, 0.92);
    border-left: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: none;
    z-index: 25;
    box-sizing: border-box;
  }

  .site-header__nav:not(.is-open) {
    display: none;
  }

  .site-header__nav.is-open {
    display: grid;
    gap: 1rem;
    align-content: start;
  }

  .site-header__nav > ul > li > a,
  .site-header__parent-link {
    display: flex;
    align-items: center;
    min-height: 44px;
  }

  .site-header__cta.brt-btn--outline {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    text-align: center;
    padding-inline: 1rem;
    justify-content: center;
    margin-top: 0.25rem;
  }

  .site-header--solid .site-header__nav.is-open {
    background: rgba(255, 255, 255, 0.92);
    border-left-color: var(--color-line);
  }

  .site-header--menu-open {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .site-header__item--has-menu.is-submenu-open .site-header__submenu {
    display: grid;
    padding: 0.25rem 0 0.5rem 0.75rem;
  }

  .site-header__submenu a {
    padding: 0.5rem 0;
    opacity: 0.92;
  }
}

@media (min-width: 1024px) {
  .site-header__toggle {
    display: none;
  }

  .site-header__inner {
    min-height: 5.25rem;
  }

  .site-header__nav {
    position: static;
    left: auto;
    right: auto;
    top: auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: clamp(1.25rem, 2vw, 2rem);
    margin-left: auto;
    border: 0;
    padding: 0;
    background: transparent;
    width: auto;
    max-width: none;
  }

  .site-header {
    overflow: visible;
  }

  .site-header__inner {
    overflow: visible;
  }

  .site-header__nav > ul {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 2vw, 2rem);
  }

  .site-header__nav a {
    font-size: 0.9375rem;
    font-weight: 500;
  }

  .site-header__item--has-menu .site-header__parent-link {
    padding-bottom: 0.35rem;
    border-bottom: 2px solid transparent;
    transition: color 220ms ease, border-color 220ms ease;
  }

  .site-header__item--has-menu:hover .site-header__parent-link,
  .site-header__item--has-menu:focus-within .site-header__parent-link {
    border-bottom-color: var(--color-accent);
  }

  .site-header:not(.site-header--solid) .site-header__item--has-menu:hover .site-header__parent-link,
  .site-header:not(.site-header--solid) .site-header__item--has-menu:focus-within .site-header__parent-link {
    border-bottom-color: var(--color-accent-light);
  }

  .site-header__item--has-menu:hover .site-header__caret,
  .site-header__item--has-menu:focus-within .site-header__caret,
  .site-header__item--has-menu.is-submenu-open .site-header__caret {
    transform: rotate(180deg);
  }

  .site-header__submenu::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: -0.75rem;
    height: 0.75rem;
  }

  .site-header__submenu {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    display: block;
    min-width: 15rem;
    background: #fff;
    border: 1px solid var(--color-line);
    border-bottom: 3px solid var(--color-accent);
    border-radius: 0 0 var(--radius) var(--radius);
    box-shadow: var(--shadow-card);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
    z-index: 40;
    pointer-events: none;
  }

  .site-header__item--has-menu:hover .site-header__submenu,
  .site-header__item--has-menu:focus-within .site-header__submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .site-header__submenu a {
    padding: 0.8rem 1.25rem;
    color: var(--color-ink);
    border-top: 1px solid var(--color-line);
  }

  .site-header__submenu li:first-child a {
    border-top: 0;
  }

  .site-header__submenu a:hover,
  .site-header__submenu a:focus-visible {
    background: var(--color-bg-alt);
    color: var(--color-accent);
    font-weight: 600;
  }

  .site-header:not(.site-header--solid) .site-header__nav,
  .site-header--solid .site-header__nav {
    background: transparent;
    border-bottom: 0;
  }

  .site-header--solid .site-header__nav {
    border-bottom-color: var(--color-line);
  }

}

.brt *,
.brt *::before,
.brt *::after {
  box-sizing: border-box;
}

.brt img {
  max-width: 100%;
  height: auto;
  display: block;
}

.brt a:not(.brt-btn) {
  color: var(--color-accent);
}

.brt a:not(.brt-btn):hover {
  color: var(--color-accent-midnight);
}

/* Button links must beat .brt a — accent-on-accent was hiding labels */
.brt a.brt-btn {
  color: #fff;
}

.brt a.brt-btn.brt-btn--outline {
  color: var(--color-accent);
}

.brt a.brt-btn.brt-btn--outline:hover,
.brt a.brt-btn.brt-btn--outline:focus-visible {
  color: #fff;
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.brt a.brt-btn.brt-btn--ghost {
  color: var(--color-accent);
}

.brt a.brt-btn.brt-btn--ghost:hover {
  background: transparent;
  color: var(--color-accent-midnight);
  transform: none;
}

.brt a.brt-btn.brt-btn--on-dark {
  color: var(--color-accent);
}

.brt a.brt-btn.brt-btn--on-dark:hover {
  color: #fff;
  background: var(--color-accent-hover);
}

.brt-container {
  width: min(calc(100% - var(--container-gutter) * 2), var(--container-max));
  margin-inline: auto;
}

.brt-section {
  padding-block: clamp(3rem, 8vw, 6rem);
}

.brt-section--compact {
  padding-block: clamp(2rem, 4vw, 3rem);
}

.brt-section--alt {
  background: var(--color-bg-alt);
  position: relative;
}

.brt-section--alt::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(14, 17, 22, 0.04) 0.6px, transparent 0.6px);
  background-size: 18px 18px;
  opacity: 0.35;
  pointer-events: none;
}

.brt-section--alt > .brt-container {
  position: relative;
  z-index: 1;
}

.brt-section--dark {
  background: var(--color-dark);
  color: var(--color-on-dark);
  position: relative;
  overflow: hidden;
  padding-block: clamp(4rem, 9vw, 6.5rem);
}

.brt-section--dark::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(11, 95, 255, 0.55), transparent);
}

.brt-section--dark::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 55% at 85% 50%, rgba(11, 95, 255, 0.12), transparent);
  pointer-events: none;
}

.brt-section--dark > .brt-container {
  position: relative;
  z-index: 1;
}

.brt-section__header {
  max-width: 65ch;
  margin-bottom: var(--space-12);
}

.brt-section__header .brt-tag {
  margin-bottom: var(--space-3);
}

.brt-section__header .brt-h2 {
  margin-bottom: var(--space-4);
}

.brt-section__header .brt-body {
  font-size: 1.125rem;
  line-height: 1.55;
}

.brt-section__header--row {
  max-width: none;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-6);
}

.brt-section__cta {
  margin-top: var(--space-12);
  text-align: center;
}

/* Typography */
.brt-tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 var(--space-4);
}

.brt-tag--small {
  font-size: 0.6875rem;
}

.brt-h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin: 0 0 var(--space-6);
}

.brt-h2 {
  font-size: clamp(1.875rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin: 0 0 var(--space-6);
}

.brt-h1--on-dark,
.brt-h2.brt-h2--on-dark {
  color: var(--color-on-dark);
}

.brt-h3 {
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-ink);
  margin: 0 0 var(--space-4);
}

.brt-body {
  margin: 0;
  max-width: 65ch;
  color: var(--color-ink-soft);
}

.brt-body--on-dark {
  color: rgba(255, 255, 255, 0.82);
}

.brt-lead {
  font-size: 1.25rem;
  line-height: 1.55;
  margin: 0 0 var(--space-8);
  max-width: 52ch;
}

.brt-lead--on-dark {
  color: rgba(255, 255, 255, 0.78);
}

.brt-meta {
  font-size: 0.875rem;
  color: var(--color-muted);
  margin: 0 0 var(--space-4);
}

.brt-meta--accent {
  color: var(--color-accent);
  font-weight: 600;
}

.brt-quote {
  font-size: 1.25rem;
  line-height: 1.45;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0 0 var(--space-4);
}

/* Buttons */
.brt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.9rem 1.6rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  border: none;
  background: var(--color-accent);
  color: #fff;
  transition: background 150ms ease, transform 150ms ease;
  cursor: pointer;
}

.brt-btn:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.brt-btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.brt-btn.brt-btn--outline {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  transition: background 150ms ease, color 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.brt-btn.brt-btn--outline:hover,
.brt-btn--outline:hover {
  background: var(--color-accent-hover);
  color: #fff;
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
}

/* Outline on dark backgrounds: white label + blue ring → blue fill on hover */
.brt-page-hero--dark .brt-btn.brt-btn--outline,
.brt-section--dark .brt-btn.brt-btn--outline,
.brt-cta-band--dark .brt-btn.brt-btn--outline,
.brt-hero .brt-btn.brt-btn--outline,
.brt-btn.brt-btn--outline-on-dark {
  background: transparent;
  color: #fff;
  border: 1px solid var(--color-accent);
}

.brt-page-hero--dark .brt-btn.brt-btn--outline:hover,
.brt-section--dark .brt-btn.brt-btn--outline:hover,
.brt-cta-band--dark .brt-btn.brt-btn--outline:hover,
.brt-hero .brt-btn.brt-btn--outline:hover,
.brt-btn.brt-btn--outline-on-dark:hover,
.brt-page-hero--dark a.brt-btn.brt-btn--outline:hover,
.brt-section--dark a.brt-btn.brt-btn--outline:hover,
.brt-cta-band--dark a.brt-btn.brt-btn--outline:hover,
.brt-hero a.brt-btn.brt-btn--outline:hover {
  background: var(--color-accent-hover);
  color: #fff;
  border-color: var(--color-accent-hover);
}

/* Primary CTA on dark: white label in blue box → white box + midnight on hover */
.brt-page-hero--dark a.brt-btn:not(.brt-btn--outline):not(.brt-btn--ghost),
.brt-section--dark a.brt-btn:not(.brt-btn--outline):not(.brt-btn--ghost):not(.brt-btn--on-dark),
.brt-cta-band--dark a.brt-btn:not(.brt-btn--outline):not(.brt-btn--ghost):not(.brt-btn--on-dark),
.brt-hero a.brt-btn:not(.brt-btn--outline):not(.brt-btn--ghost) {
  background: var(--color-accent);
  color: #fff;
  border: 1px solid var(--color-accent);
  transition: background 150ms ease, color 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.brt-page-hero--dark a.brt-btn:not(.brt-btn--outline):not(.brt-btn--ghost):not(.brt-btn--on-dark):hover,
.brt-section--dark a.brt-btn:not(.brt-btn--outline):not(.brt-btn--ghost):not(.brt-btn--on-dark):hover,
.brt-hero a.brt-btn:not(.brt-btn--outline):not(.brt-btn--ghost):not(.brt-btn--on-dark):hover {
  background: #fff;
  color: var(--color-accent-midnight);
  border-color: #fff;
  transform: translateY(-1px);
}

.brt-page-hero--dark a.brt-btn.brt-btn--outline,
.brt-section--dark a.brt-btn.brt-btn--outline,
.brt-cta-band--dark a.brt-btn.brt-btn--outline,
.brt-hero a.brt-btn.brt-btn--outline {
  color: #fff;
}

.brt-btn--ghost {
  background: transparent;
  color: var(--color-accent);
  padding: 0.5rem 0;
  min-height: 44px;
  border-radius: 0;
}

.brt-btn--ghost::after {
  content: "";
  display: inline-block;
  margin-left: 0.25rem;
  transition: transform 150ms ease;
}

.brt-btn--ghost:hover {
  background: transparent;
  color: var(--color-accent-midnight);
  transform: none;
}

.brt-hero .brt-btn--ghost:hover,
.brt-hero a.brt-btn.brt-btn--ghost:hover {
  color: var(--color-accent-light);
}

.brt-page-hero--dark a.brt-btn.brt-btn--ghost:hover,
.brt-section--dark a.brt-btn.brt-btn--ghost:hover,
.brt-cta-band--dark a.brt-btn.brt-btn--ghost:hover {
  color: var(--color-accent-light);
}

.brt-btn--ghost:hover::after {
  transform: translateX(4px);
}

.brt-btn--on-dark {
  background: var(--color-on-dark);
  color: var(--color-accent);
  transition: background 150ms ease, color 150ms ease, transform 150ms ease;
}

.brt-btn.brt-btn--on-dark:hover,
.brt-btn--on-dark:hover {
  background: var(--color-accent);
  color: #fff;
  transform: translateY(-1px);
}

.brt-btn--lg {
  padding: 1rem 2rem;
  font-size: 1.0625rem;
}

.brt-hero__actions {
  margin-top: var(--space-6);
}

/* Hero */
.brt-hero--dark {
  color: var(--color-on-dark);
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  min-height: 100dvh;
  height: 100vh;
  height: 100dvh;
  max-height: 100vh;
  max-height: 100dvh;
}

.brt-hero__slides,
.brt-hero__overlay {
  position: absolute;
  inset: 0;
}

.brt-hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 900ms ease, transform 900ms ease;
}

.brt-hero__slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.brt-hero__slide--one {
  background:
    radial-gradient(circle at 70% 30%, rgba(11, 95, 255, 0.45), rgba(14, 17, 22, 0.1) 42%),
    linear-gradient(135deg, #111827 0%, #0b5fff 50%, #030712 100%);
}

.brt-hero__slide--two {
  background:
    radial-gradient(circle at 25% 35%, rgba(56, 189, 248, 0.35), rgba(14, 17, 22, 0.08) 44%),
    linear-gradient(120deg, #172554 0%, #164e63 52%, #020617 100%);
}

.brt-hero__slide--three {
  background:
    radial-gradient(circle at 55% 30%, rgba(11, 95, 255, 0.32), rgba(14, 17, 22, 0.12) 38%),
    linear-gradient(130deg, #0f172a 5%, #1e293b 46%, #111827 100%);
}

.brt-hero__slide--four {
  background:
    radial-gradient(circle at 80% 24%, rgba(56, 189, 248, 0.26), rgba(14, 17, 22, 0.08) 40%),
    linear-gradient(132deg, #082f49 0%, #1e3a8a 48%, #020617 100%);
}

.brt-hero__overlay {
  background:
    linear-gradient(180deg, rgba(9, 11, 17, 0.35) 0%, rgba(9, 11, 17, 0.2) 35%, rgba(9, 11, 17, 0.55) 72%, rgba(9, 11, 17, 0.88) 100%);
}

.brt-hero__frame {
  position: relative;
  z-index: 1;
  height: 100%;
  width: 100%;
  padding:
    clamp(5.5rem, 11vh, 7rem)
    clamp(1.25rem, 4vw, 4rem)
    clamp(1.25rem, 2.5vh, 2rem);
  display: grid;
  grid-template-rows: 1fr auto;
  align-content: end;
  gap: clamp(1.5rem, 4vh, 3rem);
}

.brt-hero__content {
  align-self: end;
  max-width: min(42rem, 55vw);
}

.brt-hero__text-slot {
  min-height: clamp(14rem, 30vh, 18rem);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.brt-tag--hero {
  color: rgba(255, 255, 255, 0.88);
}

.brt-hero .brt-h1 {
  margin-bottom: var(--space-4);
  min-height: clamp(5.5rem, 11vh, 7.5rem);
}

.brt-hero .brt-lead {
  margin-bottom: 0;
  min-height: clamp(4.5rem, 10vh, 6rem);
  max-width: 38ch;
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  line-height: 1.5;
}

.brt-hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-height: 44px;
  color: var(--color-accent);
  text-decoration: none;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: opacity 180ms ease, transform 180ms ease, color 180ms ease;
}

.brt-hero__cta::after {
  content: "→";
  font-size: 1.1rem;
  line-height: 1;
  transition: transform 180ms ease;
}

/* Beat .brt a:not(.brt-btn):hover — hero CTA: blue default, white on hover */
.brt .brt-hero a.brt-hero__cta {
  color: var(--color-accent);
}

.brt .brt-hero a.brt-hero__cta:hover,
.brt .brt-hero a.brt-hero__cta:focus-visible {
  color: #fff;
  opacity: 1;
}

.brt-hero__cta:hover::after {
  transform: translateX(4px);
}

.brt-hero__cta:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 4px;
}

.brt-hero__scroll {
  position: absolute;
  right: clamp(1.25rem, 4vw, 4rem);
  bottom: clamp(1.25rem, 2.5vh, 2rem);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  z-index: 2;
}

.brt-hero__scroll svg {
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 999px;
  padding: 0.35rem;
}

.brt-hero .brt-tag,
.brt-hero .brt-h1,
.brt-hero .brt-lead {
  transition: opacity 320ms ease, transform 320ms ease;
}

.brt-hero.is-transitioning .brt-tag,
.brt-hero.is-transitioning .brt-h1,
.brt-hero.is-transitioning .brt-lead {
  opacity: 0;
  transform: translateY(4px);
}

.brt-hero__topics {
  display: grid;
  gap: 0.75rem;
  width: 100%;
  padding-right: clamp(3rem, 8vw, 6rem);
}

.brt-hero__topic {
  --topic-line-height: 3px;
  position: relative;
  appearance: none;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.62);
  padding: calc(0.85rem + var(--topic-line-height)) 0 0;
  text-align: left;
  font-size: clamp(0.95rem, 1.5vw, 1.15rem);
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: color 220ms ease;
  overflow: hidden;
}

.brt-hero__topic::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--topic-line-height);
  background: rgba(255, 255, 255, 0.22);
  pointer-events: none;
}

.brt-hero__topic-progress {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  width: 100%;
  height: var(--topic-line-height);
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left center;
  pointer-events: none;
}

.brt-hero__topic.is-active .brt-hero__topic-progress {
  animation: brt-hero-topic-progress var(--hero-slide-duration, 6.5s) linear forwards;
}

@keyframes brt-hero-topic-progress {
  from {
    transform: scaleX(0);
  }

  to {
    transform: scaleX(1);
  }
}

.brt-hero__topic:hover,
.brt-hero__topic:focus-visible {
  color: #fff;
}

.brt-hero__topic.is-active {
  color: #fff;
}

@media (min-width: 900px) {
  .brt-hero__topics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(1.25rem, 3vw, 2.5rem);
  }
}

@media (max-width: 899px) {
  .brt-hero--dark {
    height: auto;
    min-height: max(100dvh, 36rem);
    max-height: none;
  }

  .brt-hero__frame {
    min-height: max(100dvh, 36rem);
    padding-top: max(clamp(5rem, 12vw, 6.5rem), calc(var(--header-height) + 1rem));
    padding-bottom: max(1.25rem, env(safe-area-inset-bottom, 0px));
    gap: clamp(1rem, 3vh, 2rem);
  }

  .brt-hero__content {
    max-width: none;
    width: 100%;
  }

  .brt-hero__text-slot {
    min-height: auto;
  }

  .brt-hero .brt-h1 {
    min-height: auto;
    font-size: clamp(1.875rem, 8vw, 2.75rem);
  }

  .brt-hero .brt-lead {
    min-height: auto;
    max-width: none;
    font-size: clamp(0.975rem, 3.8vw, 1.125rem);
  }

  .brt-hero__scroll {
    display: none;
  }

  .brt-hero__topics {
    padding-right: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
  }

  .brt-hero__topic {
    font-size: clamp(0.8125rem, 2.8vw, 0.9375rem);
    padding-top: calc(0.65rem + var(--topic-line-height));
  }
}

@media (max-width: 479px) {
  .brt-hero__topics {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .brt-hero__slide,
  .brt-hero .brt-tag,
  .brt-hero .brt-h1,
  .brt-hero .brt-lead,
  .brt-hero__topic-progress {
    transition: none;
    animation: none !important;
  }
}

.brt-image-placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, #e8f0ff, #cfdaf4);
  display: grid;
  place-content: center;
  border: 1px solid var(--color-line);
}

.brt-image-placeholder__label {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.92);
}

/* Stats — Bain-style brand narrative */
.brt-stat-row {
  background: var(--color-dark);
  border-block: 1px solid rgba(255, 255, 255, 0.08);
}

.brt-stat-row__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .brt-stat-row__list {
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
  }
}

.brt-stat {
  padding: var(--space-4) 0;
  text-align: left;
}

@media (min-width: 768px) {
  .brt-stat {
    padding: var(--space-2) clamp(1.25rem, 2.5vw, 2rem);
    border-right: 1px solid rgba(255, 255, 255, 0.12);
  }

  .brt-stat:last-child {
    border-right: 0;
    padding-right: 0;
  }

  .brt-stat:first-child {
    padding-left: 0;
  }
}

.brt-stat__number {
  display: block;
  font-size: clamp(1.75rem, 2.8vw, 2.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  color: var(--color-on-dark);
  margin-bottom: var(--space-3);
}

.brt-stat__label {
  display: block;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.62);
  max-width: 16ch;
}

/* Cards */
.brt-cards-3col,
.brt-guarantee-duo,
.brt-team-duo,
.brt-blog-grid,
.brt-method-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .brt-cards-3col,
  .brt-blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .brt-guarantee-duo,
  .brt-team-duo {
    grid-template-columns: repeat(2, 1fr);
  }

  .brt-method-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

@media (min-width: 1024px) {
  .brt-cards-3col,
  .brt-blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .brt-method-steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.brt-card {
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

.brt-section--alt .brt-card {
  background: #fff;
}

.brt-card--target {
  display: flex;
  flex-direction: column;
  height: 100%;
  box-shadow: var(--shadow-card);
}

.brt-card--target .brt-body {
  flex: 1;
  max-width: none;
  font-size: 1rem;
  line-height: 1.6;
}

.brt-card--target .brt-btn--ghost {
  margin-top: auto;
  padding-top: var(--space-6);
  align-self: flex-start;
  font-size: 0.9375rem;
  font-weight: 600;
}

.brt-card--target:hover {
  border-color: rgba(11, 95, 255, 0.35);
  box-shadow: 0 16px 48px rgba(11, 95, 255, 0.1);
}

.brt-card--featured {
  border-color: rgba(11, 95, 255, 0.28);
  border-top: 0;
  border-left: 3px solid var(--color-accent);
  box-shadow: 0 16px 48px rgba(11, 95, 255, 0.12);
}

.brt-card__icon {
  display: grid;
  place-content: center;
  width: 3rem;
  height: 3rem;
  margin-bottom: var(--space-6);
  border-radius: 12px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.brt-card__icon svg {
  width: 1.35rem;
  height: 1.35rem;
}

.brt-card--guarantee {
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-accent);
  background: #fff;
  box-shadow: var(--shadow-card);
}

.brt-card--guarantee .brt-quote {
  font-size: 1.125rem;
  line-height: 1.4;
  color: var(--color-ink);
}

.brt-card--profile {
  padding: 0;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.brt-card--profile:hover {
  border-color: rgba(11, 95, 255, 0.22);
}

.brt-card--profile .brt-card__body {
  padding: var(--space-8);
}

.brt-card__media {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  background: var(--color-bg-alt);
}

.brt-card__media-label {
  display: grid;
  place-content: center;
  height: 100%;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.72);
}

.brt-card__media--placeholder {
  object-fit: cover;
  background: linear-gradient(165deg, var(--color-dark-2) 0%, #2a3444 55%, rgba(11, 95, 255, 0.45) 100%);
}

.brt-card--blog {
  padding: 0;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.brt-card--blog:hover {
  border-color: rgba(11, 95, 255, 0.25);
}

.brt-card--blog:hover .brt-h3 {
  color: var(--color-accent);
}

.brt-card__link {
  text-decoration: none;
  color: inherit;
  display: block;
  height: 100%;
}

.brt-card--profile .brt-card__link:hover .brt-h3 {
  color: var(--color-accent);
}

.brt-page--inner .brt-section[id] {
  scroll-margin-top: 7.5rem;
}

.brt-page--inner .brt-section[id] .brt-split__media {
  scroll-margin-top: 7.5rem;
}

.brt-card__thumb {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: linear-gradient(145deg, var(--color-accent-soft) 0%, #c5d8ff 45%, var(--color-bg-alt) 100%);
}

.brt-card__thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(14, 17, 22, 0.06) 100%);
}

.brt-card--blog .brt-card__body {
  padding: var(--space-6);
}

.brt-card--blog .brt-h3 {
  font-size: 1.125rem;
}

/* Method steps */
.brt-method-steps {
  counter-reset: brt-step;
}

.brt-method-step {
  position: relative;
  padding: var(--space-8) var(--space-8) var(--space-8) calc(var(--space-8) + 0.5rem);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  box-shadow: var(--shadow-card);
}

@media (min-width: 768px) {
  .brt-method-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 2.35rem;
    right: calc(-1 * var(--space-4));
    width: var(--space-8);
    height: 1px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-line) 100%);
    transform: none;
  }
}

.brt-method-step__num {
  display: block;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: var(--space-4);
}

.brt-method-step .brt-h3 {
  margin-bottom: var(--space-3);
}

.brt-method-step .brt-body {
  max-width: none;
  font-size: 0.975rem;
}

/* Split layout */
.brt-split {
  display: grid;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .brt-split {
    grid-template-columns: 1fr 1fr;
  }

  .brt-split--reverse .brt-split__text {
    max-width: 58ch;
  }

  .brt-split--text-only {
    grid-template-columns: 1fr;
    max-width: 52rem;
  }
}

.brt-section--dark .brt-split__text .brt-tag {
  margin-bottom: var(--space-4);
}

.brt-section--dark .brt-split__text .brt-h2 {
  margin-bottom: var(--space-6);
}

.brt-section--dark .brt-split__text .brt-body {
  margin-bottom: var(--space-8);
  max-width: 52ch;
  line-height: 1.65;
}

.brt-section--dark .brt-split__text .brt-btn {
  margin-top: var(--space-2);
}

.brt-split__media img,
.brt-split__media .brt-image-placeholder {
  border-radius: var(--radius-lg);
  object-fit: cover;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--color-bg-alt);
  box-shadow: var(--shadow-card);
}

.brt-split__media img.brt-split__media-img--contain {
  object-fit: contain;
  aspect-ratio: auto;
  height: auto;
  background: transparent;
  box-shadow: none;
}

/* Fade-up transform breaks position:fixed on hover-zoom children */
.brt-split__media--hover-zoom.brt-fade-up,
.brt-split__media--hover-zoom.brt-fade-up.is-visible {
  opacity: 1;
  transform: none;
}

@media (hover: hover) and (pointer: fine) {
  .brt-split__media--hover-zoom {
    --hover-zoom-aspect: 4 / 3;
    position: relative;
    z-index: 1;
    cursor: zoom-in;
    align-self: center;
    aspect-ratio: var(--hover-zoom-aspect);
    width: 100%;
  }

  .brt-split__media--hover-zoom::before {
    content: "";
    position: fixed;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    left: 0;
    background: rgba(255, 255, 255, 0.94);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 200;
    pointer-events: none;
  }

  .brt-split__media--hover-zoom img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition:
      opacity 0.3s ease,
      box-shadow 0.3s ease,
      transform 0.3s ease;
  }

  .brt-split__media--hover-zoom:hover {
    z-index: 201;
  }

  .brt-split__media--hover-zoom:hover::before {
    opacity: 1;
    visibility: visible;
  }

  .brt-split__media--hover-zoom:hover img {
    position: fixed;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    left: 0;
    width: min(94vw, 72rem);
    height: auto;
    max-height: calc(100vh - var(--header-height) - 2rem);
    margin: auto;
    object-fit: contain;
    transform: none;
    box-shadow: 0 1.5rem 4rem rgba(14, 17, 22, 0.18);
    border-radius: var(--radius-lg);
    background: #fff;
    z-index: 201;
    cursor: zoom-out;
    pointer-events: none;
  }
}

@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: reduce) {
  .brt-split__media--hover-zoom::before,
  .brt-split__media--hover-zoom img {
    transition: none;
  }

  .brt-split__media--hover-zoom:hover img {
    position: static;
    transform: none;
    box-shadow: none;
    width: 100%;
    max-height: none;
  }

  .brt-split__media--hover-zoom:hover::before {
    opacity: 0;
    visibility: hidden;
  }
}

.brt-split__text .brt-h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  line-height: 1.12;
}

.brt-split__text .brt-body {
  font-size: 1.0625rem;
  line-height: 1.65;
}

/* Founder block — Über uns */
.brt-founder {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.brt-split--founder {
  align-items: start;
}

@media (min-width: 1024px) {
  .brt-split--founder {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(2rem, 4vw, 4.5rem);
  }

  .brt-founder__media {
    position: sticky;
    top: calc(84px + var(--space-6));
  }
}

.brt-founder__lead {
  margin: var(--space-4) 0 0;
  font-size: clamp(1.0625rem, 1.6vw, 1.1875rem);
  line-height: 1.65;
  color: var(--color-ink-soft);
  max-width: 58ch;
}

.brt-founder-credentials {
  list-style: none;
  margin: var(--space-8) 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
}

.brt-founder-credential {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: start;
  padding: var(--space-6);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: 0 4px 20px rgba(14, 17, 22, 0.04);
  transition: border-color 200ms ease, box-shadow 200ms ease;
}

.brt-founder-credential:hover {
  border-color: rgba(11, 95, 255, 0.22);
  box-shadow: var(--shadow-card);
}

.brt-founder-credential__initial {
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: 0.02em;
}

.brt-founder-credential__name {
  display: block;
  margin-bottom: var(--space-2);
  font-size: 1rem;
  color: var(--color-ink);
}

.brt-founder-credential__body .brt-body {
  margin: 0;
  font-size: 0.975rem;
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.brt-founder__closer {
  max-width: 58ch;
  margin-bottom: 0;
}

.brt-founder__story .brt-section__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.brt-founder-podcast {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.brt-founder-podcast__head {
  padding: var(--space-6) var(--space-6) 0;
}

.brt-founder-podcast__head .brt-tag {
  margin-bottom: var(--space-2);
}

.brt-founder-podcast__head .brt-h3 {
  margin: 0 0 var(--space-2);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  line-height: 1.25;
}

.brt-founder-podcast__head .brt-meta {
  margin: 0;
}

.brt-founder-podcast__video {
  padding: var(--space-6);
}

.brt-founder-podcast__video .brt-article__video-wrap {
  margin: 0;
  box-shadow: 0 8px 32px rgba(14, 17, 22, 0.12);
}

.brt-founder-podcast__foot {
  padding: 0 var(--space-6) var(--space-6);
  border-top: 1px solid var(--color-line);
  background: var(--color-bg-alt);
}

.brt-founder-podcast__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: var(--space-2) 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  transition: color 200ms ease;
}

.brt-founder-podcast__link:hover {
  color: var(--color-accent-hover);
}

.brt-founder-podcast__link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

@media (max-width: 1023px) {
  .brt-founder__media {
    margin-top: var(--space-4);
  }
}

@media (prefers-reduced-motion: reduce) {
  .brt-founder-credential,
  .brt-founder-podcast__link {
    transition: none;
  }
}

/* CTA band */
.brt-cta-band--dark {
  background: var(--color-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
  padding-block: clamp(4rem, 8vw, 6rem);
}

.brt-cta-band--dark::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 90% 70% at 50% 100%, rgba(11, 95, 255, 0.18), transparent 65%);
  pointer-events: none;
}

.brt-cta-band--dark > .brt-container {
  position: relative;
  z-index: 1;
}

.brt-section__cta {
  margin-top: var(--space-8);
  text-align: center;
}

.brt-cta-band__inner {
  max-width: 52ch;
  margin-inline: auto;
}

.brt-cta-band__inner .brt-h2 {
  margin-bottom: var(--space-6);
}

.brt-cta-band__inner .brt-body {
  margin-inline: auto;
  margin-bottom: var(--space-8);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-line);
  background: var(--color-bg-alt);
  color: var(--color-ink-soft);
}

.site-footer__inner {
  width: min(100% - 2rem, 1200px);
  margin-inline: auto;
  padding-block: 3rem 2rem;
  display: grid;
  gap: 2rem;
}

.site-footer section h2 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  color: var(--color-ink);
}

.site-footer section p {
  margin: 0;
  max-width: 34ch;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.site-footer a {
  color: var(--color-ink-soft);
}

.site-footer__legal {
  margin: 0;
  padding: 0 1rem 2rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-muted);
}

@media (min-width: 768px) {
  .site-footer__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .site-footer__inner {
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
  }
}

/* Motion */
.brt-fade-up {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 500ms ease-out, transform 500ms ease-out;
  transition-delay: var(--fade-delay, 0ms);
}

.brt-fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.brt-hero .brt-fade-up,
.brt-hero .brt-fade-up.is-visible {
  opacity: 1;
  transform: none;
}

.brt-article .brt-fade-up,
.brt-article .brt-fade-up.is-visible {
  opacity: 1;
  transform: none;
}

.brt-stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 500ms ease-out, transform 500ms ease-out, box-shadow 150ms ease;
}

.brt-stagger > *.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.brt-hover-lift {
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

.brt-hover-lift:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.brt-cards-3col {
  align-items: stretch;
}

@media (prefers-reduced-motion: reduce) {
  .brt-fade-up,
  .brt-stagger > * {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .brt-hover-lift:hover {
    transform: none;
  }

  .brt-btn:hover {
    transform: none;
  }
}
    .brt .brt-stat-row {
      background: var(--color-dark);
      border-block: 1px solid rgba(255, 255, 255, 0.08);
    }
    .brt .brt-stat {
      text-align: left;
      padding: 1rem 0;
    }
    .brt .brt-stat__number {
      display: block;
      font-size: clamp(1.75rem, 2.8vw, 2.5rem);
      font-weight: 700;
      line-height: 1.05;
      letter-spacing: -0.03em;
      font-variant-numeric: tabular-nums;
      white-space: nowrap;
      color: var(--color-on-dark);
      margin-bottom: 0.75rem;
    }
    .brt .brt-stat__label {
      font-size: 0.8125rem;
      line-height: 1.45;
      color: rgba(255, 255, 255, 0.62);
      max-width: 16ch;
    }
    @media (min-width: 768px) {
      .brt .brt-stat-row__list {
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 0;
      }
      .brt .brt-stat {
        padding: 0.5rem clamp(1.25rem, 2.5vw, 2rem);
        border-right: 1px solid rgba(255, 255, 255, 0.12);
      }
      .brt .brt-stat:last-child {
        border-right: 0;
        padding-right: 0;
      }
      .brt .brt-stat:first-child {
        padding-left: 0;
      }
      .brt .brt-team-duo {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }
    .brt .brt-section--alt {
      position: relative;
    }
    .brt .brt-section--alt::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image: radial-gradient(rgba(14, 17, 22, 0.04) 0.6px, transparent 0.6px);
      background-size: 18px 18px;
      opacity: 0.35;
      pointer-events: none;
    }
    .brt .brt-section--alt > .brt-container {
      position: relative;
      z-index: 1;
    }
    .brt .brt-cards-3col {
      align-items: stretch;
    }
    .brt .brt-card--target {
      display: flex;
      flex-direction: column;
      height: 100%;
      box-shadow: 0 12px 40px rgba(14, 17, 22, 0.06);
    }
    .brt .brt-card--target .brt-body {
      flex: 1;
      max-width: none;
    }
    .brt .brt-card--target .brt-btn--ghost {
      margin-top: auto;
      padding-top: 1.5rem;
      align-self: flex-start;
      border: 0;
      font-weight: 600;
    }
    .brt .brt-btn--ghost:hover {
      background: transparent;
      color: var(--color-accent-midnight, #041e42);
      transform: none;
    }
    .brt-hero .brt-btn--ghost:hover {
      color: var(--color-accent-light, #7eb0ff);
    }
    .brt .brt-hero a.brt-hero__cta {
      color: var(--color-accent);
    }
    .brt .brt-hero a.brt-hero__cta:hover {
      color: #fff;
      opacity: 1;
    }
    .site-header__cta.brt-btn--outline {
      background: transparent;
      color: var(--color-ink);
      border: 1px solid var(--color-accent);
    }
    .site-header:not(.site-header--solid) .site-header__cta.brt-btn--outline {
      color: #fff;
      border-color: rgba(255, 255, 255, 0.88);
    }
    .site-header__cta.brt-btn--outline:hover,
    .site-header__cta:hover {
      background: var(--color-accent-hover, #0848c4);
      color: #fff;
      border-color: var(--color-accent-hover, #0848c4);
    }
    .site-header__nav ul a:hover,
    .site-header__nav ul a:focus-visible {
      color: #7eb0ff;
    }
    .site-header--solid .site-header__nav ul a:hover,
    .site-header--solid .site-header__nav ul a:focus-visible {
      color: var(--color-accent);
    }
    @media (min-width: 1024px) {
      .site-header--solid .site-header__nav {
        background: transparent;
      }
    }
    .brt .brt-card--featured {
      border-top: 0;
      border-left: 3px solid var(--color-accent);
      box-shadow: 0 16px 48px rgba(11, 95, 255, 0.12);
    }
    .brt .brt-card__icon {
      display: grid;
      place-content: center;
      width: 3rem;
      height: 3rem;
      border-radius: 12px;
      background: #e8f0ff;
      color: var(--color-accent);
    }
    .brt .brt-card__icon svg {
      width: 1.35rem;
      height: 1.35rem;
    }
    .brt .brt-card--guarantee {
      border: 1px solid var(--color-line);
      border-left: 4px solid var(--color-accent);
      box-shadow: 0 12px 40px rgba(14, 17, 22, 0.06);
    }
    .brt .brt-method-step {
      box-shadow: 0 12px 40px rgba(14, 17, 22, 0.06);
    }
    .brt .brt-method-step__num {
      font-size: clamp(1.5rem, 2.5vw, 2rem);
      letter-spacing: -0.04em;
    }
    .brt .brt-card--profile,
    .brt .brt-card--blog {
      box-shadow: 0 12px 40px rgba(14, 17, 22, 0.06);
    }
    .brt .brt-card__media--placeholder {
      background: linear-gradient(165deg, #161b22 0%, #2a3444 55%, rgba(11, 95, 255, 0.45) 100%);
    }
    .brt .brt-card__media-label {
      color: rgba(255, 255, 255, 0.72);
    }
    .brt-h2.brt-h2--on-dark {
      color: #fff;
    }
    .brt-btn.brt-btn--on-dark:hover,
    .brt-btn--on-dark:hover {
      background: var(--color-accent);
      color: #fff;
    }
    .brt-section--dark .brt-split__text .brt-body {
      margin-bottom: 2rem;
      max-width: 52ch;
    }
    .brt .brt-section--dark::before {
      content: "";
      position: absolute;
      top: 0;
      left: 10%;
      right: 10%;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(11, 95, 255, 0.55), transparent);
    }
    .brt .brt-section--dark::after {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(ellipse 70% 55% at 85% 50%, rgba(11, 95, 255, 0.12), transparent);
      pointer-events: none;
    }
    .brt .brt-cta-band--dark::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(ellipse 90% 70% at 50% 100%, rgba(11, 95, 255, 0.18), transparent 65%);
      pointer-events: none;
    }
    .brt .brt-cta-band--dark {
      position: relative;
      overflow: hidden;
      padding-block: clamp(4rem, 8vw, 6rem);
    }

/* Inner pages */
.brt-page--inner .brt > main {
  padding-top: 0;
}

.brt-page-hero {
  padding: clamp(6rem, 11vw, 7.5rem) 0 clamp(3rem, 6vw, 4rem);
}

.brt-page-hero--dark {
  background: var(--color-dark);
  color: var(--color-on-dark);
  position: relative;
  overflow: hidden;
}

.brt-page-hero--dark::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 55% at 85% 50%, rgba(11, 95, 255, 0.12), transparent);
  pointer-events: none;
}

.brt-page-hero--dark > .brt-container {
  position: relative;
  z-index: 1;
}

.brt-page-hero--compact {
  padding-bottom: clamp(2rem, 4vw, 3rem);
}

.brt-page-hero .brt-h1 {
  color: var(--color-on-dark);
  margin-bottom: var(--space-4);
}

.brt-page-hero .brt-lead {
  max-width: 52ch;
  margin-bottom: var(--space-6);
}

.brt-page-hero .brt-lead--on-dark {
  color: rgba(255, 255, 255, 0.82);
}

.brt-page-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

.brt-page-hero--split .brt-container {
  display: grid;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 1024px) {
  .brt-page-hero--split .brt-container {
    grid-template-columns: 1fr 1fr;
  }
}

.brt-page-hero__media .brt-image-placeholder {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.brt-page-hero__media img,
.brt-page-hero__media .brt-page-hero__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  display: block;
}

.brt-quote-band {
  text-align: center;
  padding: var(--space-12) 0;
}

.brt-quote-band--accent {
  background: var(--color-accent-soft);
}

.brt-quote-band--dark {
  background: var(--color-dark);
  color: var(--color-on-dark);
}

.brt-quote-band__text {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  max-width: 42ch;
  margin: 0 auto;
  letter-spacing: -0.02em;
}

.brt-quote-band--dark .brt-quote-band__text {
  color: #fff;
}

.brt-highlight-box {
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-accent);
  background: #fff;
  box-shadow: var(--shadow-card);
}

.brt-section--alt .brt-highlight-box {
  background: #fff;
}

.brt-step-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .brt-step-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.brt-step-card {
  padding: var(--space-8);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-card);
}

.brt-step-card__num {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.brt-pricing {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-6);
  align-items: stretch;
}

@media (min-width: 768px) {
  .brt-pricing {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .brt-pricing {
    grid-template-columns: repeat(3, 1fr);
  }
}

.brt-pricing__card {
  display: flex;
  flex-direction: column;
  padding: var(--space-8);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-card);
}

.brt-pricing__card--featured {
  border-color: rgba(11, 95, 255, 0.35);
  border-top: 3px solid var(--color-accent);
  box-shadow: 0 16px 48px rgba(11, 95, 255, 0.1);
}

.brt-pricing__badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.brt-pricing__claim {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0 0 var(--space-4);
}

.brt-pricing__card .brt-body {
  flex: 1;
  max-width: none;
  margin-bottom: var(--space-6);
}

.brt-pricing__card ul {
  margin: 0 0 var(--space-6);
  padding-left: 1.1rem;
  color: var(--color-ink-soft);
  font-size: 0.975rem;
  line-height: 1.55;
}

.brt-pricing__card .brt-btn {
  margin-top: auto;
  align-self: flex-start;
}

.brt-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.brt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.brt-table th,
.brt-table td {
  padding: var(--space-4) var(--space-6);
  text-align: left;
  border-bottom: 1px solid var(--color-line);
  vertical-align: top;
}

.brt-table th {
  background: var(--color-bg-alt);
  font-weight: 600;
  color: var(--color-ink);
}

.brt-table tr:last-child td {
  border-bottom: 0;
}

/* Editorial comparison matrix (Angebote) */
.brt-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.brt-compare__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  background: #fff;
  box-shadow: var(--shadow-card);
}

.brt-compare__table {
  width: 100%;
  min-width: 44rem;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.9375rem;
}

.brt-compare__corner {
  width: 9.5rem;
  min-width: 9.5rem;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-line);
  position: sticky;
  left: 0;
  z-index: 2;
}

.brt-compare__head {
  padding: var(--space-6) var(--space-4);
  text-align: center;
  vertical-align: bottom;
  background: #fff;
  border-bottom: 2px solid var(--color-line);
  font-weight: 600;
}

.brt-compare__head--featured {
  background: linear-gradient(180deg, var(--color-accent-soft) 0%, #fff 72%);
  border-bottom-color: var(--color-accent);
  box-shadow: inset 0 3px 0 var(--color-accent);
}

.brt-compare__head-icon {
  display: grid;
  place-content: center;
  width: 2.75rem;
  height: 2.75rem;
  margin: 0 auto var(--space-3);
  border-radius: 12px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.brt-compare__head--featured .brt-compare__head-icon {
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.brt-compare__head-badge {
  display: block;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.brt-compare__head-title {
  display: block;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: -0.02em;
}

.brt-compare__head-meta {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-muted);
}

.brt-compare__row-label {
  padding: var(--space-4) var(--space-6);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-muted);
  text-align: left;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-line);
  position: sticky;
  left: 0;
  z-index: 1;
}

.brt-compare__table td {
  padding: var(--space-5) var(--space-4);
  color: var(--color-ink-soft);
  line-height: 1.5;
  border-bottom: 1px solid var(--color-line);
  vertical-align: middle;
  text-align: center;
}

.brt-compare__table tbody tr:hover td:not(.brt-compare__cell--featured) {
  background: rgba(247, 248, 250, 0.85);
}

.brt-compare__table tbody tr:hover .brt-compare__cell--featured {
  background: rgba(232, 240, 255, 0.55);
}

.brt-compare__cell--featured {
  background: rgba(232, 240, 255, 0.35);
  font-weight: 500;
  color: var(--color-ink);
}

.brt-compare__muted {
  color: var(--color-muted);
  font-size: 0.875rem;
}

.brt-compare__pill {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--color-line);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-ink);
  background: #fff;
}

.brt-compare__check {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
  color: var(--color-ink);
}

.brt-compare__check::before {
  content: "";
  width: 0.55rem;
  height: 0.3rem;
  border-left: 2px solid var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
  transform: rotate(-45deg);
}

.brt-compare__table tfoot td {
  padding: var(--space-6) var(--space-4);
  border-bottom: 0;
  background: #fff;
  text-align: center;
}

.brt-compare__table tfoot .brt-compare__cell--featured {
  background: linear-gradient(0deg, #fff 0%, rgba(232, 240, 255, 0.5) 100%);
}

.brt-compare__table tfoot .brt-btn--ghost {
  margin: 0 auto;
}

@media (max-width: 767px) {
  .brt-compare__row-label,
  .brt-compare__corner {
    position: static;
  }
}

.brt-faq {
  display: grid;
  gap: 0;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}

.brt-faq__item {
  border: 0;
  border-bottom: 1px solid var(--color-line);
  border-radius: 0;
  background: var(--color-bg-alt);
  overflow: hidden;
}

.brt-faq__item:last-child {
  border-bottom: 0;
}

.brt-faq__summary {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: 1.125rem var(--space-6);
  font-weight: 600;
  color: var(--color-ink);
  cursor: pointer;
  list-style: none;
  transition: background-color 180ms ease;
}

.brt-faq__summary::-webkit-details-marker {
  display: none;
}

.brt-faq__item:hover > .brt-faq__summary {
  background: var(--color-accent-soft);
}

.brt-faq__summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}

.brt-faq__toggle {
  flex: 0 0 1.25rem;
  width: 1.25rem;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-ink);
  text-align: center;
}

.brt-faq__toggle::before {
  content: "+";
}

.brt-faq__item[open] .brt-faq__toggle::before {
  content: "−";
}

.brt-faq__question {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 1rem;
  line-height: 1.45;
}

.brt-faq__chevron {
  flex: 0 0 0.55rem;
  width: 0.55rem;
  height: 0.55rem;
  margin-left: var(--space-2);
  border-right: 1.5px solid var(--color-ink-soft);
  border-bottom: 1.5px solid var(--color-ink-soft);
  transform: rotate(45deg);
  transition: transform 200ms ease, border-color 180ms ease;
}

.brt-faq__item[open] .brt-faq__chevron {
  transform: rotate(-135deg);
}

.brt-faq__item:hover .brt-faq__chevron {
  border-color: var(--color-accent);
}

.brt-faq__answer {
  padding: 0 var(--space-6) var(--space-6);
  padding-left: calc(var(--space-6) + 1.25rem + var(--space-4));
  background: #fff;
}

.brt-faq__answer .brt-body {
  max-width: none;
  margin: 0;
  color: var(--color-ink-soft);
  line-height: 1.65;
}

.brt-faq__item > summary:not(.brt-faq__summary) {
  display: block;
  padding: 1.125rem var(--space-6);
  font-weight: 600;
  color: var(--color-ink);
  cursor: pointer;
  list-style: none;
}

.brt-faq__item > summary:not(.brt-faq__summary) + .brt-body {
  padding: 0 var(--space-6) var(--space-6);
}

.brt-values-inline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

.brt-values-inline li {
  padding: var(--space-4) var(--space-6);
  border: 1px solid var(--color-line);
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9375rem;
  background: #fff;
}

.brt-legal {
  max-width: 70ch;
  color: var(--color-ink-soft);
}

.brt-legal .brt-h2,
.brt-legal h1 {
  color: var(--color-ink);
}

.brt-legal h2 {
  font-size: 1.25rem;
  margin: var(--space-8) 0 var(--space-4);
  color: var(--color-ink);
}

.brt-legal p,
.brt-legal li {
  color: var(--color-ink-soft);
  line-height: 1.65;
}

.brt-legal ul,
.brt-legal ol {
  padding-left: 1.25rem;
  margin-bottom: var(--space-4);
}

.brt-legal h3 {
  font-size: 1.0625rem;
  margin: var(--space-6) 0 var(--space-3);
  color: var(--color-ink);
}

.brt-legal .brt-meta--legal {
  font-size: 0.875rem;
  color: var(--color-muted);
  margin-bottom: var(--space-6);
}

.brt-legal .brt-legal__table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-4) 0 var(--space-6);
  font-size: 0.9375rem;
}

.brt-legal .brt-legal__table th,
.brt-legal .brt-legal__table td {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-line);
  text-align: left;
  vertical-align: top;
}

.brt-legal .brt-legal__table th {
  background: var(--color-bg-alt);
  font-weight: 600;
  color: var(--color-ink);
}

.brt-legal__footer-links {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-line);
  font-size: 0.9375rem;
}

.brt-blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.brt-blog-filters a {
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--color-line);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-ink-soft);
}

.brt-blog-filters a.is-active,
.brt-blog-filters a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.brt-contact-grid {
  display: grid;
  gap: var(--space-12);
}

@media (min-width: 1024px) {
  .brt-contact-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.brt-section--booking {
  padding-block: clamp(2rem, 5vw, 3.5rem);
}

.brt-contact-booking {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2rem);
}

.brt-contact-booking__head {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 900px) {
  .brt-contact-booking__head {
    grid-template-columns: minmax(0, 1fr) minmax(17rem, 21rem);
    align-items: stretch;
    gap: var(--space-8);
  }
}

.brt-contact-booking__intro {
  display: grid;
  gap: var(--space-6);
  align-content: start;
}

.brt-contact-booking__lead .brt-tag {
  margin-bottom: var(--space-3);
}

.brt-contact-booking__lead .brt-h2 {
  margin-bottom: var(--space-4);
}

.brt-contact-booking__lead .brt-body {
  max-width: 40rem;
  margin: 0;
}

.brt-contact-expect {
  position: relative;
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(11, 95, 255, 0.14);
  background:
    linear-gradient(135deg, rgba(4, 30, 66, 0.03) 0%, rgba(11, 95, 255, 0.06) 38%, rgba(255, 255, 255, 0) 72%),
    #f8faff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.brt-contact-expect::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
  background: linear-gradient(
    180deg,
    var(--color-accent-midnight) 0%,
    var(--color-accent) 55%,
    var(--color-accent-light) 100%
  );
}

.brt-contact-expect__title {
  margin: 0 0 var(--space-5);
  padding-left: 0.375rem;
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-ink);
}

.brt-contact-expect__points {
  list-style: none;
  margin: 0;
  padding: 0 0 0 0.375rem;
  display: grid;
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .brt-contact-expect__points {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
  }
}

.brt-contact-expect__point {
  display: grid;
  gap: 0.375rem;
  padding: var(--space-4);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(11, 95, 255, 0.08);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .brt-contact-expect__point:hover {
    border-color: rgba(11, 95, 255, 0.2);
    box-shadow: 0 4px 16px rgba(11, 95, 255, 0.08);
  }
}

.brt-contact-expect__point strong {
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-ink);
}

.brt-contact-expect__point span {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-ink-soft);
}

.brt-calendly {
  position: relative;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background: #fff;
}

.brt-calendly::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--color-accent-midnight) 0%,
    var(--color-accent) 45%,
    var(--color-accent-light) 100%
  );
  z-index: 1;
  pointer-events: none;
}

.brt-calendly .calendly-inline-widget {
  min-width: 320px;
  min-height: 900px;
  height: 900px;
  transition: height 240ms ease;
}

@media (max-width: 767px) {
  .brt-contact-booking__head {
    gap: var(--space-6);
  }

  .brt-calendly .calendly-inline-widget {
    min-height: 780px;
    height: 780px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .brt-calendly .calendly-inline-widget {
    transition: none;
  }
}

.brt-calendly .calendly-inline-widget iframe {
  display: block;
}

.brt-contact-aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  height: 100%;
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(165deg, rgba(11, 95, 255, 0.06) 0%, rgba(255, 255, 255, 0) 55%),
    var(--color-bg-alt);
  border: 1px solid rgba(11, 95, 255, 0.12);
}

.brt-contact-aside__label {
  margin: 0;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.brt-contact-aside .brt-h3 {
  margin-bottom: 0;
}

.brt-contact-aside .brt-btn {
  justify-self: start;
  margin-top: var(--space-2);
}

.brt-contact-aside__links {
  list-style: none;
  margin: auto 0 0;
  padding: var(--space-4) 0 0;
  border-top: 1px solid var(--color-line);
  display: grid;
  gap: 0.625rem;
}

.brt-contact-aside__links a {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-ink-soft);
  text-decoration: none;
}

.brt-contact-aside__links a:hover {
  color: var(--color-accent);
}

.brt-form {
  display: grid;
  gap: var(--space-4);
}

.brt-form label {
  display: grid;
  gap: var(--space-2);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-ink);
}

.brt-form input,
.brt-form select,
.brt-form textarea {
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  font: inherit;
  color: var(--color-ink);
}

.brt-form textarea {
  min-height: 8rem;
  resize: vertical;
}

.brt-form label.brt-form__check {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: var(--space-4);
  font-weight: 400;
  font-size: 0.875rem;
  line-height: 1.55;
  cursor: pointer;
}

.brt-form label.brt-form__check input[type="checkbox"] {
  width: 1.125rem;
  height: 1.125rem;
  margin: 0.2rem 0 0;
  flex-shrink: 0;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.brt-form label.brt-form__check span {
  flex: 1;
  min-width: 0;
}

.brt-form label.brt-form__check span a {
  font-weight: 600;
}

.brt-form label.brt-form__check.is-invalid span {
  color: var(--color-ink);
}

.brt-form__check-group {
  display: grid;
  gap: 0.375rem;
}

.brt-form__error {
  margin: 0;
  padding-left: calc(1.125rem + var(--space-4));
  font-size: 0.8125rem;
  line-height: 1.4;
  font-weight: 500;
  color: #b42318;
}

.brt-form__error[hidden] {
  display: none;
}

.brt-form__honey {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.brt-form__legal {
  margin: 0;
  padding: 0;
  border: 0;
  display: grid;
  gap: var(--space-3);
}

.brt-form__legal-legend {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.brt-form--contact {
  max-width: 36rem;
}

.brt-contact-form-wrap .brt-section__header {
  margin-bottom: var(--space-8);
}

.brt-centered-cta {
  text-align: center;
  max-width: 52ch;
  margin-inline: auto;
}

/* Beat .brt-section--narrow .brt-container (52rem) — one centered column for mission/vision */
.brt-section--narrow .brt-container.brt-centered-cta {
  max-width: 52ch;
}

.brt-centered-cta .brt-lead,
.brt-centered-cta .brt-body {
  max-width: none;
  margin-inline: auto;
}

.brt-list-check {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.brt-list-check li {
  padding-left: 1.75rem;
  position: relative;
  color: var(--color-ink-soft);
  line-height: 1.55;
}

.brt-list-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 0.65rem;
  height: 0.35rem;
  border-left: 2px solid var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
  transform: rotate(-45deg);
}

.brt-anchor-nav {
  --anchor-nav-height: 3.5rem;
  position: sticky;
  top: calc(clamp(4.75rem, 8vw, 5.25rem) - 1px);
  z-index: 5;
  isolation: isolate;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-line);
  box-shadow: 0 6px 24px rgba(14, 17, 22, 0.05);
  padding: 0.625rem 0;
}

.brt-anchor-nav::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(
    90deg,
    var(--color-accent-midnight) 0%,
    var(--color-accent) 42%,
    var(--color-accent-light) 100%
  );
  opacity: 0.9;
}

.brt-anchor-nav__inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.brt-anchor-nav__label {
  flex: 0 0 auto;
  margin: 0;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  white-space: nowrap;
}

.brt-anchor-nav__track {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
}

.brt-anchor-nav__track::before,
.brt-anchor-nav__track::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1.25rem;
  z-index: 1;
  pointer-events: none;
}

.brt-anchor-nav__track::before {
  left: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0));
}

.brt-anchor-nav__track::after {
  right: 0;
  background: linear-gradient(270deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0));
}

.brt-anchor-nav__list {
  list-style: none;
  margin: 0;
  padding: 0.125rem 0.25rem;
  display: flex;
  gap: 0.375rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.brt-anchor-nav__list::-webkit-scrollbar {
  display: none;
}

.brt-anchor-nav__link {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.875rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-ink-soft);
  text-decoration: none;
  white-space: nowrap;
  transition:
    color 160ms ease,
    background 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease;
}

.brt-anchor-nav__link:hover {
  color: var(--color-accent);
  background: rgba(11, 95, 255, 0.05);
  border-color: rgba(11, 95, 255, 0.12);
}

.brt-anchor-nav__link.is-active {
  color: var(--color-accent-midnight);
  background: var(--color-accent-soft);
  border-color: rgba(11, 95, 255, 0.22);
  box-shadow: 0 1px 0 rgba(11, 95, 255, 0.08);
}

.brt-anchor-nav__link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.brt-page--inner:has(.brt-anchor-nav) .brt-section[id] {
  scroll-margin-top: calc(var(--header-height) + var(--anchor-nav-height) + 0.75rem);
}

.brt-two-col {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .brt-two-col {
    grid-template-columns: 1fr 1fr;
  }
}

.brt-criteria-inline {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.brt-criteria-inline span {
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--color-line);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-ink);
  background: #fff;
}

.brt-section--narrow .brt-container {
  max-width: 52rem;
}

.brt-meta--italic {
  font-style: italic;
}

/* CMS: blog cards & article layout */
.brt-card__thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.brt-card__media-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 4 / 5;
}

.brt-team-portrait {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

@media (min-width: 1024px) {
  .brt-page--inner .brt-section[id] .brt-split {
    align-items: stretch;
  }

  .brt-page--inner .brt-section[id] .brt-split__media {
    display: flex;
    align-self: stretch;
  }

  .brt-page--inner .brt-section[id] .brt-split__media .brt-team-portrait {
    aspect-ratio: auto;
    height: 100%;
    width: 100%;
    object-fit: cover;
    object-position: center top;
  }
}

.brt-team-contact {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: var(--space-4) 0 var(--space-6);
  padding: 0;
  list-style: none;
}

.brt-team-contact__link {
  display: grid;
  place-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 10px;
  background: var(--color-accent-soft);
  text-decoration: none;
  transition: background 150ms ease, color 150ms ease, transform 150ms ease;
}

/* Beat .brt a:not(.brt-btn):hover — blue icon on soft box, white icon on blue hover */
.brt a.brt-team-contact__link {
  color: var(--color-accent);
}

.brt a.brt-team-contact__link:hover,
.brt a.brt-team-contact__link:focus-visible {
  background: var(--color-accent);
  color: #fff;
  transform: translateY(-2px);
}

.brt-team-contact__link svg {
  display: block;
}

.brt a.brt-team-contact__link:hover svg path,
.brt a.brt-team-contact__link:focus-visible svg path {
  fill: currentColor;
}

.brt-team-bio__preview .brt-body:last-child {
  margin-bottom: 0;
}

.brt-team-bio__more {
  margin-top: var(--space-4);
}

.brt-team-bio__more .brt-body:first-child {
  margin-top: 0;
}

.brt-team-bio__toggle {
  margin-top: var(--space-4);
  cursor: pointer;
  border: 0;
  font: inherit;
  text-align: left;
}

.brt-team-bio__toggle::after {
  content: "↓";
  margin-left: 0.35rem;
  transition: transform 150ms ease;
}

.brt-team-bio__toggle[aria-expanded="true"]::after {
  transform: rotate(180deg);
}

.brt button.brt-team-bio__toggle {
  color: var(--color-accent);
}

.brt button.brt-team-bio__toggle:hover,
.brt button.brt-team-bio__toggle:focus-visible {
  color: var(--color-accent-midnight);
}

#home-team .brt-section__header,
#ueber-uns-team .brt-section__header {
  scroll-margin-top: calc(var(--header-height) + 2rem);
}

.brt-home-team__toggle-wrap {
  margin-top: var(--space-6);
  text-align: center;
}

.brt-home-team__toggle {
  cursor: pointer;
  border: 0;
  background: none;
  font: inherit;
  color: var(--color-accent);
}

.brt-home-team__toggle::after {
  content: "↓";
  margin-left: 0.35rem;
  transition: transform 150ms ease;
}

.brt-home-team__toggle[aria-expanded="true"]::after {
  content: "↑";
  transform: none;
}

.brt button.brt-home-team__toggle:hover,
.brt button.brt-home-team__toggle:focus-visible {
  color: var(--color-accent-midnight);
}

.brt-article__sticky-bar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  z-index: 19;
  background: #fff;
  border-bottom: 1px solid var(--color-line);
  box-shadow: 0 4px 16px rgba(14, 17, 22, 0.06);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: transform 200ms ease, opacity 200ms ease, visibility 200ms ease;
}

.brt-article[data-sticky-visible] .brt-article__sticky-bar {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.brt-article__sticky-inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  min-height: 3rem;
  padding-block: 0.65rem;
}

.brt-article__sticky-inner .brt-tag {
  margin: 0;
  flex-shrink: 0;
  line-height: 1.3;
}

.brt-article__sticky-title {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
}

.brt-article__progress {
  height: 3px;
  background: var(--color-line);
  pointer-events: none;
}

.brt-article__progress-bar {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--color-accent);
  transition: width 80ms linear;
}

.brt-article__hero-split {
  display: grid;
  gap: var(--space-8);
  align-items: start;
  padding-top: max(clamp(5.5rem, 14vw, 6.5rem), calc(var(--header-height) + 1.5rem));
  padding-bottom: var(--space-10);
}

@media (min-width: 900px) {
  .brt-article__hero-split {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
  }

  .brt-article__hero-media .brt-article__hero-img {
    aspect-ratio: 4 / 3;
    min-height: 18rem;
  }
}

.brt-article__hero-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.brt-article__category {
  font-weight: 600;
  color: var(--color-accent);
}

.brt-article__hero-media {
  margin: 0;
  min-width: 0;
}

.brt-article__hero-media .brt-article__hero-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.brt-article__video {
  padding-top: clamp(2rem, 5vw, 3rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.brt-article__video-head {
  margin-bottom: var(--space-6);
}

.brt-article__video-label {
  margin: 0 0 var(--space-2);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.brt-article__video-deck {
  margin: 0;
  font-size: clamp(1.375rem, 2.8vw, 1.875rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--color-ink);
}

.brt-article__video-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-dark);
  box-shadow: var(--shadow-card);
}

.brt-article__video-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.brt-article__video-wrap--playing .brt-article__video-yt-badge {
  display: none;
}

.brt-article__video-wrap--poster iframe[hidden],
.brt-article__video-wrap:not(.brt-article__video-wrap--playing) iframe {
  display: none;
}

.brt-article__video-poster {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 0;
  padding: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  background: transparent;
  font: inherit;
  border-radius: inherit;
  text-decoration: none;
}

.brt-article__video-poster img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brt-article__video-play {
  position: relative;
  z-index: 1;
  width: 68px;
  height: 48px;
  border-radius: 14px;
  background: #f03;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  transition: transform 150ms ease, background 150ms ease;
}

.brt-article__video-play::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 54%;
  transform: translate(-50%, -50%);
  border-style: solid;
  border-width: 11px 0 11px 18px;
  border-color: transparent transparent transparent #fff;
}

.brt-article__video-poster:hover .brt-article__video-play,
.brt-article__video-poster:focus-visible .brt-article__video-play {
  transform: scale(1.06);
  background: #e60000;
}

.brt-article__video-yt-badge {
  position: absolute;
  right: 0.625rem;
  bottom: 0.625rem;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.3125rem 0.5625rem 0.3125rem 0.4375rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
  transition: background 150ms ease;
}

.brt-article__video-yt-badge:hover {
  background: rgba(0, 0, 0, 0.82);
  color: #fff;
}

.brt-article__video-yt-prefix {
  font-family: Roboto, Arial, Helvetica, sans-serif;
  font-size: 0.6875rem;
  font-weight: 400;
  line-height: 1;
  letter-spacing: 0.01em;
  color: #fff;
}

.brt-article__video-yt-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.brt-article__video-yt-icon {
  display: block;
  width: 1.25rem;
  height: 0.875rem;
  flex-shrink: 0;
}

.brt-article__video-yt-name {
  font-family: Roboto, "Arial Black", Arial, sans-serif;
  font-size: 0.6875rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: #fff;
}

.brt-article__video-poster:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.brt-article__back-top {
  position: fixed;
  right: max(1.25rem, env(safe-area-inset-right, 0px));
  bottom: max(1.25rem, env(safe-area-inset-bottom, 0px));
  z-index: 18;
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--color-line);
  border-radius: 50%;
  background: #fff;
  color: var(--color-accent-midnight);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(0.5rem);
  transition: opacity 200ms ease, visibility 200ms ease, transform 200ms ease, border-color 200ms ease, color 200ms ease;
}

.brt-article__back-top:not([hidden]) {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.brt-article__back-top:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.brt-article__back-top:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.brt-article__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  margin: 0 0 var(--space-4);
  max-width: 22ch;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

.brt-article__layout {
  display: grid;
  gap: clamp(2rem, 5vw, 3rem);
  align-items: start;
  padding-bottom: var(--space-12);
}

@media (min-width: 1024px) {
  .brt-article__layout {
    grid-template-columns: minmax(10rem, 13rem) minmax(0, 1fr) minmax(14rem, 17rem);
    gap: clamp(1.5rem, 3vw, 2.5rem) clamp(2rem, 4vw, 3.5rem);
  }
}

.brt-article__main {
  min-width: 0;
}

.brt-article__author-col,
.brt-article__aside {
  position: sticky;
  top: calc(var(--header-height) + 1.75rem);
}

.brt-article[data-sticky-visible] .brt-article__author-col,
.brt-article[data-sticky-visible] .brt-article__aside {
  top: calc(var(--header-height) + 3.75rem);
}

.brt-article__sidebar-label {
  margin: 0 0 var(--space-4);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.brt-article__author-col-img {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: var(--radius);
  object-fit: cover;
  margin-bottom: var(--space-4);
}

.brt-article__author-col-name {
  display: inline-block;
  margin: 0 0 var(--space-2);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.3;
  text-decoration: none;
}

.brt a.brt-article__author-link,
.brt a.brt-article__author-col-name {
  color: var(--color-ink);
  text-decoration: none;
}

.brt a.brt-article__author-col-name {
  font-weight: 700;
}

.brt a.brt-article__author-link:hover,
.brt a.brt-article__author-link:focus-visible,
.brt a.brt-article__author-col-name:hover,
.brt a.brt-article__author-col-name:focus-visible {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.brt-article__author-col-role {
  margin: 0 0 var(--space-4);
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-ink-soft);
}

.brt-article__author-col-link {
  display: inline-block;
  margin-bottom: var(--space-4);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
}

.brt-article__author-col-link:hover {
  text-decoration: underline;
}

.brt-btn--small {
  padding: 0.45rem 0.85rem;
  font-size: 0.8125rem;
}

.brt-article__angebote {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-line);
}

.brt-article__angebote-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.brt-article__angebote-list a {
  display: block;
  padding: 0.35rem 0;
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--color-ink-soft);
  text-decoration: underline;
  text-underline-offset: 0.15em;
  cursor: pointer;
}

.brt-article__angebote-list a:hover {
  color: var(--color-accent);
}

.brt-article__header {
  padding-top: var(--space-8);
  padding-bottom: var(--space-6);
}

.brt-article__meta {
  margin-top: var(--space-4);
}

.brt-breadcrumb {
  font-size: 0.875rem;
  color: var(--color-muted);
  margin-bottom: var(--space-6);
}

.brt-breadcrumb a {
  color: var(--color-accent);
}

.brt-article__hero {
  margin: 0 auto var(--space-10);
  max-width: 56rem;
  padding-inline: var(--space-6);
}

.brt-article__hero-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.brt-article__lead {
  font-size: clamp(1.125rem, 2.2vw, 1.3125rem);
  line-height: 1.75;
  color: var(--color-ink);
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-line);
  max-width: 65ch;
}

.brt-article__body {
  max-width: 68ch;
}

.brt-article__body .brt-body {
  max-width: none;
  margin-bottom: var(--space-5);
  line-height: 1.75;
}

.brt-article__body a:not(.brt-article__podcast-link) {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 0.18em;
  cursor: pointer;
  transition: color 150ms ease;
}

.brt-article__body a:not(.brt-article__podcast-link):hover {
  color: var(--color-accent-hover);
}

.brt-article__body a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

.brt-article__body:focus {
  outline: none;
}

.brt-article__body:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
  border-radius: var(--radius);
}

.brt-article__h2 {
  font-size: clamp(1.375rem, 2.8vw, 1.875rem);
  margin: var(--space-10) 0 var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-line);
  scroll-margin-top: calc(var(--header-height) + 4.5rem);
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.brt-article__body > .brt-article__h2:first-child,
.brt-article__body > .brt-article__keypoints + .brt-article__h2 {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}

.brt-article__h3 {
  font-size: clamp(1.0625rem, 2vw, 1.375rem);
  margin: var(--space-8) 0 var(--space-3);
  line-height: 1.35;
}

.brt-article__quote {
  margin: var(--space-8) 0;
  padding: var(--space-6) var(--space-6) var(--space-6) var(--space-8);
  border-left: 3px solid var(--color-accent);
  background: var(--color-accent-soft);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  font-size: 1.0625rem;
  color: var(--color-ink-soft);
}

.brt-article__list {
  margin: var(--space-4) 0 var(--space-6);
  padding-left: var(--space-6);
}

.brt-article__list li {
  margin-bottom: var(--space-3);
  line-height: 1.7;
}

.brt-article__keypoints {
  margin-bottom: var(--space-10);
  padding: var(--space-6) var(--space-6) var(--space-5);
  background: var(--color-bg);
  border-top: 4px solid var(--color-accent);
  border-left: 1px solid var(--color-line);
  border-right: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.brt-article__keypoints-label {
  margin: 0 0 var(--space-4);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-midnight);
}

.brt-article__keypoints .brt-article__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.brt-article__keypoints li {
  position: relative;
  padding-left: 1.35rem;
  margin-bottom: var(--space-3);
  font-size: 0.9875rem;
  line-height: 1.65;
  color: var(--color-ink);
}

.brt-article__keypoints li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.brt-article__podcast {
  margin: var(--space-10) 0;
  padding: var(--space-8) var(--space-6);
  background: linear-gradient(145deg, var(--color-dark) 0%, var(--color-dark-2) 100%);
  color: var(--color-on-dark);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-card);
}

.brt-article__podcast-label {
  margin: 0 0 var(--space-3);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-light);
}

.brt-article__podcast-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-on-dark);
  text-decoration: none;
  padding: 0.65rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 180ms ease, border-color 180ms ease;
}

.brt-article__podcast-link:hover,
.brt-article__podcast-link:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-accent-light);
  color: #fff;
}

.brt-article__podcast-link:hover,
.brt-article__podcast-link:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-accent-light);
  color: #fff;
}

.brt-article__podcast-link:focus-visible {
  outline: 2px solid var(--color-accent-light);
  outline-offset: 2px;
}

.brt-article__toc {
  padding: 0;
}

.brt-article__toc-details {
  padding: 1.125rem 1.25rem 1rem;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 0 rgba(14, 17, 22, 0.04);
}

.brt-article__toc-label {
  margin: 0;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 1.75rem;
}

.brt-article__toc-label::-webkit-details-marker {
  display: none;
}

.brt-article__toc-label-text {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  line-height: 1.2;
}

.brt-article__toc-label-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  flex-shrink: 0;
}

.brt-article__toc-count {
  display: inline-flex;
  align-items: center;
  min-height: 1.375rem;
  padding: 0.125rem 0.5rem;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--color-accent-midnight);
  text-transform: none;
  background: var(--color-accent-soft);
  border-radius: 999px;
  line-height: 1.2;
  white-space: nowrap;
}

.brt-article__toc-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  font-size: 1rem;
  line-height: 1;
  color: var(--color-accent);
}

.brt-article__toc-details:not([open]) .brt-article__toc-toggle::before {
  content: "+";
}

.brt-article__toc-details[open] .brt-article__toc-toggle::before {
  content: "−";
}

.brt-article__toc-details[open] .brt-article__toc-label {
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-line);
}

.brt-article__toc-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: toc;
  max-height: min(60vh, 28rem);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(11, 95, 255, 0.35) transparent;
}

.brt-article__toc-list::-webkit-scrollbar {
  width: 4px;
}

.brt-article__toc-list::-webkit-scrollbar-thumb {
  background: rgba(11, 95, 255, 0.28);
  border-radius: 999px;
}

.brt-article__toc-list li {
  position: relative;
  margin-bottom: 0.125rem;
  counter-increment: toc;
}

.brt-article__toc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35rem;
  bottom: 0.35rem;
  width: 3px;
  border-radius: 999px;
  background: transparent;
  transition: background 150ms ease;
}

.brt-article__toc-list li:has(a.is-active)::before {
  background: var(--color-accent);
}

.brt-article__toc-list a {
  display: grid;
  grid-template-columns: 1.625rem minmax(0, 1fr);
  gap: 0.5rem;
  align-items: start;
  padding: 0.5rem 0.5rem 0.5rem 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--color-ink-soft);
  text-decoration: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: color 150ms ease, background 150ms ease;
}

.brt-article__toc-list a::before {
  content: counter(toc, decimal-leading-zero);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
}

.brt-article__toc-list a:hover {
  color: var(--color-accent);
  background: rgba(11, 95, 255, 0.04);
}

.brt-article__toc-list a:hover::before {
  color: var(--color-accent);
}

.brt-article__toc-list a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
  color: var(--color-accent-midnight);
}

.brt-article__toc-list a.is-active {
  color: var(--color-ink);
  font-weight: 600;
  background: rgba(11, 95, 255, 0.07);
}

.brt-article__toc-list a.is-active::before {
  color: var(--color-accent);
}

@media (min-width: 1024px) {
  .brt-article__toc-details {
    padding: 1.125rem 1.25rem 1rem;
  }

  .brt-article__toc-label {
    pointer-events: none;
    cursor: default;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-line);
  }

  .brt-article__toc-toggle {
    display: none;
  }

  .brt-article__toc-details:not([open]) .brt-article__toc-list {
    display: block;
  }
}

.brt-article__author {
  display: flex;
  gap: var(--space-6);
  align-items: flex-start;
  max-width: 52rem;
}

.brt-article__author-img {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.brt-card__excerpt {
  margin: var(--space-2) 0 var(--space-4);
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--color-ink-soft);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.brt-card--blog.brt-card--featured {
  grid-column: 1 / -1;
}

.brt-card--blog.brt-card--featured .brt-card__link {
  display: grid;
  gap: 0;
}

@media (min-width: 768px) {
  .brt-card--blog.brt-card--featured .brt-card__link {
    grid-template-columns: 1.15fr 1fr;
  }

  .brt-card--blog.brt-card--featured .brt-card__thumb {
    min-height: 100%;
  }

  .brt-card--blog.brt-card--featured .brt-card__thumb-img {
    height: 100%;
    object-fit: cover;
  }

  .brt-card--blog.brt-card--featured .brt-card__body {
    padding: var(--space-8) var(--space-8) var(--space-8) var(--space-6);
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .brt-card--blog.brt-card--featured .brt-h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .brt-article__progress-bar,
  .brt-article__back-top {
    transition: none;
  }
}

@media (max-width: 1023px) {
  .brt-section {
    padding-block: clamp(2.5rem, 7vw, 4.5rem);
  }

  .brt-section--dark {
    padding-block: clamp(3rem, 8vw, 5rem);
  }

  .brt-section__header {
    margin-bottom: var(--space-8);
  }

  .brt-section__header--row {
    flex-direction: column;
    align-items: flex-start;
  }

  .brt-section__header .brt-body {
    font-size: 1.0625rem;
  }

  .brt-page-hero {
    padding-top: max(clamp(5.5rem, 14vw, 6.5rem), calc(var(--header-height) + 1.5rem));
  }

  .brt-page-hero--split .brt-container {
    gap: var(--space-8);
  }

  .brt-split {
    gap: var(--space-8);
  }

  .brt-lead {
    font-size: 1.125rem;
  }

  .brt-card,
  .brt-method-step,
  .brt-step-card,
  .brt-pricing__card,
  .brt-highlight-box {
    padding: var(--space-6);
  }

  .brt-compare__scroll {
    margin-inline: calc(var(--container-gutter) * -0.25);
    border-radius: var(--radius);
  }

  .brt-compare__scroll::after {
    content: "← Wischen für mehr →";
    display: block;
    padding: 0.5rem var(--container-gutter);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-muted);
    text-align: center;
    border-top: 1px solid var(--color-line);
    background: var(--color-bg-alt);
  }

  .brt-contact-grid {
    gap: var(--space-8);
  }

  .brt-page--inner .brt-section[id] {
    scroll-margin-top: calc(var(--header-height) + 0.5rem);
  }

  .brt-anchor-nav {
    top: calc(var(--header-height) - 1px);
  }

  .brt-anchor-nav__inner {
    gap: var(--space-6);
  }
}

@media (max-width: 767px) {
  .brt-anchor-nav__label {
    display: none;
  }

  .brt-anchor-nav__track::before,
  .brt-anchor-nav__track::after {
    width: 0.75rem;
  }
}

@media (max-width: 767px) {
  :root,
  .brt {
    --container-gutter: clamp(0.875rem, 4.5vw, 1.25rem);
  }

  .brt-section__header {
    margin-bottom: var(--space-6);
  }

  .brt-section__cta {
    margin-top: var(--space-8);
  }

  .brt-stat-row__list {
    gap: var(--space-4);
  }

  .brt-stat {
    padding: var(--space-3) 0;
  }

  .brt-stat__number {
    font-size: clamp(1.5rem, 6.5vw, 1.875rem);
    white-space: normal;
  }

  .brt-stat__label {
    max-width: none;
    font-size: 0.75rem;
  }

  .brt-page-hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .brt-page-hero__actions .brt-btn {
    width: 100%;
  }

  .brt-hero__actions .brt-hero__cta {
    min-height: 48px;
    padding-block: 0.35rem;
  }

  .brt-btn--lg {
    width: 100%;
  }

  .brt-centered-cta .brt-btn {
    width: 100%;
  }

  .brt-section__header--row .brt-btn {
    width: 100%;
  }

  .brt-faq__summary {
    padding: var(--space-4);
    gap: var(--space-3);
  }

  .brt-faq__answer {
    padding: 0 var(--space-4) var(--space-4);
    padding-left: calc(var(--space-4) + 1.25rem + var(--space-3));
  }

  .brt-values-inline {
    gap: var(--space-3);
  }

  .brt-values-inline li {
    padding: var(--space-3) var(--space-4);
    font-size: 0.875rem;
  }

  .brt-quote-band {
    padding: var(--space-8) 0;
  }

  .brt-quote-band__text {
    font-size: clamp(1.25rem, 5.5vw, 1.75rem);
  }

  .brt-article__author {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .brt-article__layout {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .brt-article__author-col {
    display: none;
  }

  .brt-article__aside {
    position: static;
    order: -1;
  }

  .brt-article__hero-split {
    grid-template-columns: 1fr;
    padding-top: max(clamp(5rem, 12vw, 6rem), calc(var(--header-height) + 1.25rem));
  }

  .brt-article__hero-media {
    order: -1;
  }

  .brt-article__title {
    max-width: none;
  }

  .brt-table th,
  .brt-table td {
    padding: var(--space-3) var(--space-4);
    font-size: 0.875rem;
  }

  .site-footer__inner {
    padding-block: 2.5rem 1.5rem;
    gap: 1.5rem;
  }

  .site-footer section p {
    max-width: none;
  }
}

@media (max-width: 479px) {
  .brt-stat-row__list {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .brt-stat {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0 var(--space-4);
    align-items: baseline;
    padding: var(--space-2) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .brt-stat:last-child {
    border-bottom: 0;
  }

  .brt-stat__number {
    margin-bottom: 0;
  }

  .brt-stat__label {
    grid-column: 2;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .brt-step-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .brt-page-hero--split .brt-container {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .brt-split {
    gap: var(--space-10);
  }
}