/* CSS Variables & Design Tokens */
:root {
  --bb-color-dark: #090915;
  --bb-color-bright: #faf5f0;
  --bb-color-accent: #ff3c00;
  --bb-color-green: #37a25c;
  --bb-color-bg: #090915;
  --bb-color-card: #0E0F22;
  --bb-color-text: #ffffff;
  --bb-color-muted: rgba(255, 255, 255, 0.6);
  --bb-color-border: rgba(255, 255, 255, 0.1);
  --bb-font-body: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --bb-font-heading: 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --bb-radius: 0.6rem;
  --bb-transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --bb-header-height: 80px;
}

/* Global Reset & Shell Defaults */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bb-color-bg);
  color: var(--bb-color-text);
  font-family: var(--bb-font-body);
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

.bb-main {
  flex-grow: 1;
}

/* Logo Chrome */
.bb-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}
.bb-logo img {
  max-height: 40px;
  width: auto;
}

/* CTA Buttons Styling (Chrome Only) */
.bb-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.2rem;
  font-family: var(--bb-font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--bb-radius);
  text-decoration: none;
  transition: var(--bb-transition);
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}

.bb-cta--primary {
  background-color: var(--bb-color-accent);
  color: #ffffff;
}

.bb-cta--primary:hover {
  background-color: #e03500;
  box-shadow: 0 0 15px rgba(255, 60, 0, 0.4);
}

.bb-cta--secondary {
  background-color: transparent;
  color: var(--bb-color-text);
  border-color: var(--bb-color-border);
}

.bb-cta--secondary:hover {
  border-color: var(--bb-color-accent);
  background-color: rgba(255, 60, 0, 0.05);
}

/* Header Outer Structure */
.bb-header {
  background-color: rgba(9, 9, 21, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bb-color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.bb-header__container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: var(--bb-header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.bb-header__brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.bb-header__actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-shrink: 0;
}

.bb-header__ctas {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Navigation Chrome */
.bb-nav {
  position: relative;
  flex-grow: 1;
  display: flex;
  justify-content: center;
}

.bb-nav__checkbox {
  display: none !important;
}

/* Responsive Navigation Logic & Styling */
@media (max-width: 767px) {
  .bb-nav {
    justify-content: flex-end;
    flex-grow: 0;
  }

  .bb-nav__toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
    z-index: 1002;
  }

  .bb-nav__toggle-bar {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--bb-color-text);
    transition: var(--bb-transition);
    border-radius: 2px;
  }

  .bb-nav__list {
    display: none;
    flex-direction: column;
    position: fixed;
    top: var(--bb-header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--bb-header-height));
    background-color: var(--bb-color-card);
    padding: 2rem 1.5rem;
    gap: 1.5rem;
    overflow-y: auto;
    border-top: 1px solid var(--bb-color-border);
  }

  .bb-nav__checkbox:checked ~ .bb-nav__list {
    display: flex;
  }

  .bb-nav__checkbox:checked ~ .bb-nav__toggle .bb-nav__toggle-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .bb-nav__checkbox:checked ~ .bb-nav__toggle .bb-nav__toggle-bar:nth-child(2) {
    opacity: 0;
  }

  .bb-nav__checkbox:checked ~ .bb-nav__toggle .bb-nav__toggle-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .bb-header__actions {
    display: none; /* Collapses CTAs / Lang into desktop-only or handled in overlay */
  }

  /* If we need some actions in mobile layout, they would adapt or be hidden. Keeping simple shell behavior */
}

@media (min-width: 768px) {
  .bb-nav__toggle {
    display: none;
  }

  .bb-nav__list {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 2rem;
  }
}

.bb-nav__item {
  position: relative;
  list-style: none;
}

.bb-nav__link {
  color: var(--bb-color-text);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--bb-transition);
  padding: 0.5rem 0;
  display: block;
}

.bb-nav__link:hover,
.bb-nav__link--active {
  color: var(--bb-color-accent);
}

.bb-nav__link--active {
  border-bottom: 2px solid var(--bb-color-accent);
}

/* Nested Submenu Dropdowns */
.bb-nav__submenu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--bb-color-card);
  border: 1px solid var(--bb-color-border);
  border-radius: var(--bb-radius);
  min-width: 180px;
  padding: 0.5rem 0;
  list-style: none;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.bb-nav__submenu .bb-nav__link {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

.bb-nav__submenu .bb-nav__link:hover {
  background-color: rgba(255, 60, 0, 0.1);
}

.bb-nav__item--has-children:hover .bb-nav__submenu {
  display: block;
}

/* Compact Language Switcher */
.bb-lang {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
}

.bb-lang__item {
  list-style: none;
}

.bb-lang__link {
  color: var(--bb-color-muted);
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  border: 1px solid transparent;
  transition: var(--bb-transition);
}

.bb-lang__link:hover {
  color: var(--bb-color-accent);
}

.bb-lang__link--active {
  color: #ffffff;
  background-color: var(--bb-color-accent);
}

/* Breadcrumbs */
.bb-breadcrumbs {
  background-color: var(--bb-color-card);
  border-bottom: 1px solid var(--bb-color-border);
  padding: 0.75rem 0;
}

.bb-breadcrumbs ol {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
}

.bb-breadcrumbs__item {
  display: flex;
  align-items: center;
  color: var(--bb-color-muted);
}

.bb-breadcrumbs__item:not(:last-child)::after {
  content: "/";
  margin-left: 0.5rem;
  color: var(--bb-color-muted);
  opacity: 0.5;
}

.bb-breadcrumbs__link {
  color: var(--bb-color-muted);
  text-decoration: none;
  transition: var(--bb-transition);
}

.bb-breadcrumbs__link:hover {
  color: var(--bb-color-green);
}

/* Footer Chrome */
.bb-footer {
  background-color: #04040a;
  border-top: 1px solid var(--bb-color-border);
  padding: 4rem 0 2rem 0;
  color: var(--bb-color-muted);
  font-size: 0.9rem;
}

.bb-footer__container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.bb-footer__top {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
  .bb-footer__top {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.bb-footer__ctas {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.bb-footer__divider {
  border: 0;
  height: 1px;
  background-color: var(--bb-color-border);
  margin-bottom: 2rem;
}

.bb-footer__bottom {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .bb-footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.bb-footer-nav__list {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  list-style: none;
}

.bb-footer-nav__item {
  list-style: none;
}

.bb-footer-nav__link {
  color: var(--bb-color-muted);
  text-decoration: none;
  transition: var(--bb-transition);
  font-size: 0.85rem;
}

.bb-footer-nav__link:hover {
  color: var(--bb-color-accent);
}

.bb-footer__copyright {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
}