/* ==========================================================================
   BAURAD Framework – header (B2C + B2B)
   ========================================================================== */

.br-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-line);
  font-family: var(--font-ui);
}
.br-header--paper {
  background: var(--color-paper);
  border-bottom-color: transparent;
}

.br-header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-page);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 7.5rem;
  gap: var(--space-3);
  min-width: 0;
}

.br-header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
  flex-shrink: 0;
  text-decoration: none;
  color: var(--color-ink);
}
.br-logo {
  width: var(--space-8);
  height: var(--space-8);
  display: block;
  flex-shrink: 0;
}

.br-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  flex: 1;
  min-width: 0;
}
.br-navitem {
  position: relative;
  display: flex;
  align-items: center;
  padding: var(--space-15) 0;
}
.br-navitem::after {
  content: "";
  position: absolute;
  left: -0.75rem;
  right: -0.75rem;
  top: 100%;
  height: 1.75rem;
}
.br-navlink {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2);
  border-radius: var(--radius-card-lg);
  background: transparent;
  text-decoration: none;
  color: var(--color-ink);
  transition: background 0.16s ease, color 0.16s ease;
}
.br-navlink:hover {
  background: var(--color-nav-hover);
  color: var(--color-ink);
}
.br-navlink.is-active { background: var(--color-nav-active); }
.br-navlink .br-icon {
  display: block;
  color: var(--color-ink);
}
.br-navlink__label {
  font-size: var(--text-nav);
  font-weight: 600;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: var(--text-nav-track);
}
.br-navlink--text {
  flex-direction: row;
  padding: var(--space-2);
}

.br-nav-sep {
  width: 1px;
  height: var(--space-4);
  background: var(--color-line);
  flex-shrink: 0;
}

/* Dropdown */
.br-drop {
  position: fixed;
  top: 6.25rem;
  left: 50%;
  z-index: 50;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  width: min(85rem, calc(100vw - var(--space-8)));
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-surface);
  box-shadow: var(--shadow-dropdown);
  padding: var(--space-4) var(--space-5);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 0.25rem);
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
}
.br-navitem:hover .br-drop,
.br-navitem:focus-within .br-drop,
.br-navitem.is-open .br-drop {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}
.br-drop__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2);
  border-radius: var(--radius-field);
  text-decoration: none;
  color: var(--color-ink);
  transition: background 0.15s ease;
}
.br-drop__link:hover { background: var(--color-surface); color: var(--color-ink); }
.br-drop__thumb {
  flex-shrink: 0;
  width: 6rem;
  height: 6rem;
  border-radius: var(--radius-field);
  background: var(--color-surface) center / cover no-repeat;
}
.br-drop__title {
  display: block;
  font-size: var(--text-button);
  font-weight: 700;
  line-height: var(--text-button-lh);
}
.br-drop__hint {
  display: block;
  font-size: var(--text-caption);
  line-height: var(--text-caption-lh);
  color: var(--color-ink-2);
}

@media (max-width: 1200px) {
  .br-drop { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* Actions */
.br-header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}
.br-desk-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.br-cta {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  height: 3rem;
  padding: 0 var(--space-3);
  text-decoration: none;
  color: var(--color-ink);
  font-size: var(--text-nav);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--text-nav-track);
  white-space: nowrap;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.br-cta:hover {
  background: var(--color-action-tint);
  border-color: var(--color-action);
  color: var(--color-ink);
}
.br-cta__dot {
  width: var(--space-1);
  height: var(--space-1);
  border-radius: var(--radius-pill);
  background: var(--color-action);
  flex-shrink: 0;
}

.br-lang {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-ink);
  border-radius: var(--radius-pill);
  height: 3rem;
  flex-shrink: 0;
  overflow: hidden;
}
.br-lang__btn {
  border: none;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-ink-2);
  font-family: var(--font-ui);
  font-size: var(--text-nav);
  font-weight: 700;
  letter-spacing: var(--text-nav-track);
  padding: 0 var(--space-25);
  height: 100%;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.br-lang__btn.is-active {
  background: var(--color-ink);
  color: var(--color-bg);
}

.br-burger {
  display: none;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 3rem;
  height: 3rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.br-burger__bars {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-05);
}
.br-burger__bars span {
  display: block;
  width: var(--space-3);
  height: 2px;
  background: var(--color-ink);
}
.br-burger__close { display: none !important; }
.br-header.is-mobile-open .br-burger__bars { display: none; }
.br-header.is-mobile-open .br-burger__close { display: inline-block !important; }
.br-b2b-header.is-mobile-open .br-burger__bars { display: none; }
.br-b2b-header.is-mobile-open .br-burger__close { display: inline-block !important; }

/* Mobile panel */
.br-mobile {
  display: none;
  background: var(--color-bg);
  border-top: 1px solid var(--color-line);
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-2) var(--space-3) var(--space-3);
  flex-direction: column;
  gap: 4px;
}
.br-header.is-mobile-open .br-mobile { display: flex; }
.br-mobile__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: none;
  color: var(--color-ink);
  padding: var(--space-2) var(--space-2) var(--space-2) 0;
  font-size: var(--text-nav);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--text-nav-track);
}
.br-mobile__sub {
  display: flex;
  flex-direction: column;
}
.br-mobile__sub a {
  text-decoration: none;
  font-size: var(--text-nav);
  font-weight: 500;
  color: var(--color-ink-2);
  padding: var(--space-15) 0 var(--space-15) var(--space-2);
  border-bottom: 1px solid var(--color-line);
}
.br-mobile__cta {
  margin-top: var(--space-2);
  border: none;
  cursor: pointer;
  font-family: var(--font-ui);
  background: var(--color-action);
  color: var(--color-bg);
  font-size: var(--text-button);
  font-weight: 600;
  padding: var(--space-15);
  border-radius: var(--radius-pill);
  text-align: center;
}

@media (max-width: 1447px) {
  .br-nav { display: none; }
  .br-desk-actions { display: none; }
  .br-burger { display: flex; }
  .br-header-inner {
    padding: 0 var(--space-3);
    height: 5.5rem;
  }
  .br-logo { width: 3rem; height: 3rem; }
}
@media (max-width: 480px) {
  .br-header-inner { padding: 0 var(--space-2); }
}

/* ========== B2B header ========== */
.br-b2b-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-line);
  font-family: var(--font-ui);
  color: var(--color-ink);
}
.br-b2b-bar {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-4);
  height: 4.5rem;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  min-width: 0;
}
.br-b2b-brand {
  display: flex;
  align-items: center;
  gap: var(--space-15);
  flex-shrink: 0;
  text-decoration: none;
  color: var(--color-ink);
}
.br-b2b-brand img { width: 2.5rem; height: 2.5rem; }
.br-b2b-area {
  font-size: var(--text-badge);
  font-weight: 600;
  letter-spacing: var(--text-label-track);
  text-transform: uppercase;
  color: var(--color-ink-3);
  border-left: 1px solid var(--color-line);
  padding-left: var(--space-15);
  white-space: nowrap;
}
.br-b2b-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  flex-shrink: 0;
  height: 2rem;
  padding: 0 var(--space-15);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  text-decoration: none;
  color: var(--color-ink-2);
  font-size: var(--text-caption);
  font-weight: 600;
  white-space: nowrap;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.br-b2b-back:hover {
  border-color: var(--color-disabled);
  color: var(--color-ink);
}
.br-b2b-nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  height: 100%;
  flex-shrink: 0;
  margin-right: auto;
}
.br-b2b-nav a {
  display: flex;
  align-items: center;
  height: 100%;
  border-bottom: 2px solid transparent;
  margin-bottom: -0.0625rem;
  text-decoration: none;
  font-size: var(--text-body);
  font-weight: 600;
  color: var(--color-ink-2);
  white-space: nowrap;
  transition: color 0.15s ease;
}
.br-b2b-nav a:hover { color: var(--color-ink); }
.br-b2b-nav a.is-active {
  color: var(--color-ink);
  border-bottom-color: var(--color-action);
}
.br-b2b-desk-user { position: relative; flex-shrink: 0; }
.br-b2b-user-btn {
  appearance: none;
  border: 1px solid var(--color-line);
  background: var(--color-bg);
  border-radius: var(--radius-pill);
  height: 3rem;
  padding: 0 var(--space-1) 0 var(--space-05);
  display: flex;
  align-items: center;
  gap: var(--space-15);
  cursor: pointer;
  font-family: var(--font-ui);
  transition: border-color 0.15s ease;
}
.br-b2b-user-btn:hover { border-color: var(--color-disabled); }
.br-b2b-avatar {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-pill);
  background: var(--color-surface) 50% 20% / cover no-repeat;
  flex: none;
}
.br-b2b-user-name {
  font-size: var(--text-body-sm);
  font-weight: 600;
  color: var(--color-ink);
  white-space: nowrap;
}
.br-b2b-menu {
  display: none;
  position: absolute;
  top: 3.5rem;
  right: 0;
  min-width: 14rem;
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card-lg);
  box-shadow: var(--shadow-dropdown);
  padding: var(--space-1);
  flex-direction: column;
}
.br-b2b-desk-user.is-open .br-b2b-menu { display: flex; }
.br-b2b-menu a {
  display: block;
  padding: var(--space-15) var(--space-2);
  border-radius: var(--radius-control);
  text-decoration: none;
  color: var(--color-ink);
  font-size: var(--text-body-sm);
  font-weight: 500;
}
.br-b2b-menu a:hover { background: var(--color-surface); }
.br-b2b-menu a.is-logout {
  color: var(--color-action-text);
  font-weight: 600;
}
.br-b2b-menu a.is-logout:hover { background: var(--color-action-tint); }
.br-b2b-menu__sep {
  height: 0.0625rem;
  background: var(--color-surface);
  margin: var(--space-1) var(--space-1);
}
.br-b2b-burger {
  display: none;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 3rem;
  height: 3rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  margin-left: auto;
}
.br-b2b-mobile {
  display: none;
  background: var(--color-bg);
  border-top: 1px solid var(--color-line);
  padding: var(--space-25) var(--space-3) var(--space-3);
}
.br-b2b-header.is-mobile-open .br-b2b-mobile { display: block; }

@media (max-width: 1024px) {
  .br-b2b-bar { gap: var(--space-25); }
  .br-b2b-back { display: none; }
  .br-b2b-area { display: none; }
}
@media (max-width: 768px) {
  .br-b2b-bar { gap: var(--space-2); padding: 0 var(--space-25); }
  .br-b2b-area { display: inline; }
  .br-b2b-nav { display: none; }
  .br-b2b-desk-user { display: none; }
  .br-b2b-burger { display: flex; }
}