:root {
  --crearsi-header-max-width: 1280px;
  --crearsi-header-font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --crearsi-header-font-logo: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --crearsi-header-border: rgba(0, 0, 0, 0.10);
  --crearsi-header-text: hsl(0 0% 15%);
  --crearsi-header-text-muted: hsl(0 0% 40%);
  --crearsi-header-surface: rgba(255, 255, 255, 0.96);
  --crearsi-header-surface-solid: #ffffff;
  --crearsi-header-surface-tone: hsl(0 0% 98%);
  --crearsi-header-brand: #bf1300;
  --crearsi-header-brand-contrast: #ffffff;
  --crearsi-header-shadow: 0 6px 18px rgba(15, 23, 42, 0.08);
  --crearsi-header-shadow-strong: 0 14px 36px rgba(15, 23, 42, 0.12);
  --crearsi-header-radius: 12px;
  --crearsi-header-radius-sm: 8px;
  --crearsi-header-radius-xs: 6px;
  --crearsi-header-mobile-logo-height: 38px;
  --crearsi-header-desktop-logo-height: 52px;
  --crearsi-header-offset: 0px;
  --crearsi-header-height: 0px;
}

body.has-crearsi-flair-header {
  padding-top: 0;
}

.crearsi-flair-header-shell {
  font-family: var(--crearsi-header-font-body);
  position: relative;
  z-index: 1000;
  color: var(--crearsi-header-text);
  min-height: var(--crearsi-header-height);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.88) 68%, rgba(255, 255, 255, 0));
}

.crearsi-flair-header {
  padding: 0 16px;
  white-space: nowrap;
}

.crearsi-flair-header.is-sticky {
  position: fixed;
  top: var(--crearsi-header-offset);
  left: 0;
  right: 0;
  width: 100%;
  background: transparent;
}

.crearsi-flair-header__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  max-width: var(--crearsi-header-max-width);
  margin: 0 auto;
  padding: 18px 0 12px;
}

.crearsi-flair-header__inner::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(15, 23, 42, 0.16), transparent);
  opacity: 0.65;
  transition: opacity 0.3s ease;
}

.crearsi-flair-header__brand,
.crearsi-flair-header__actions {
  transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
}

.crearsi-flair-header__brand {
  flex: 1 1 0%;
  display: flex;
  justify-content: flex-start;
  min-width: 0;
}

.crearsi-flair-header__brand-link {
  display: inline-flex;
  align-items: center;
  color: inherit;
  text-decoration: none;
}

.crearsi-flair-header__logo {
  width: auto;
  height: var(--crearsi-header-mobile-logo-height);
}

.crearsi-flair-header__text-logo {
  font-family: var(--crearsi-header-font-logo);
  font-size: 1.95rem;
  line-height: 1;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.crearsi-flair-nav--desktop {
  position: relative;
  display: none;
  flex: 0 1 auto;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 4px;
  border: 1px solid rgba(15, 23, 42, 0.10);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--crearsi-header-shadow);
  transition: width 0.3s ease, filter 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.crearsi-flair-nav__list {
  list-style: none;
  display: flex;
  margin: 0;
  padding: 0;
}

.crearsi-flair-nav__list--desktop {
  gap: 4px;
}

.crearsi-flair-nav__list--mobile {
  flex-direction: column;
  gap: 4px;
}

.crearsi-flair-nav__item {
  position: relative;
  display: flex;
  align-items: center;
  border: 1px solid transparent;
  border-radius: 999px;
  overflow: hidden;
}

.crearsi-flair-nav__item.nav-current:not(.is-mainitem) {
  background: #ffffff;
  border-color: rgba(15, 23, 42, 0.10);
  border-radius: 999px;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(15, 23, 42, 0.03);
}

.crearsi-flair-nav__item:hover {
  background: #fafafa;
  border-radius: 999px;
}

.crearsi-flair-nav__item.nav-current > .crearsi-flair-nav__link {
  border-radius: 999px;
}

.crearsi-flair-nav__item:hover > .crearsi-flair-nav__link {
  border-radius: 999px;
}

.crearsi-flair-nav__link {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 9px 18px;
  color: var(--crearsi-header-text);
  text-decoration: none;
  font-size: 0.95rem;
  line-height: 1.15;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.crearsi-flair-nav__item.is-mainitem .crearsi-flair-nav__link {
  padding-right: 0;
}

.crearsi-flair-nav__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: 2px;
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: var(--crearsi-header-radius-xs);
  color: var(--crearsi-header-text-muted);
  background: transparent;
  cursor: pointer;
  transition: transform 0.2s ease, color 0.2s ease;
}

.crearsi-flair-nav__toggle:hover,
.crearsi-flair-nav__item[data-submenu-open] > .crearsi-flair-nav__toggle {
  color: var(--crearsi-header-brand);
}

.crearsi-flair-nav__toggle svg {
  width: 16px;
  height: 16px;
}

.crearsi-flair-nav__item[data-submenu-open] > .crearsi-flair-nav__toggle {
  transform: rotate(180deg);
}

.crearsi-flair-nav__submenu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.crearsi-flair-nav__submenu--desktop {
  position: absolute;
  top: calc(100% + 14px);
  left: -8px;
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: calc(100% + 24px);
  padding: 8px 6px;
  border: 1px solid var(--crearsi-header-border);
  border-radius: 8px;
  background: var(--crearsi-header-surface-solid);
  box-shadow: var(--crearsi-header-shadow-strong);
}

.crearsi-flair-nav__submenu--desktop[hidden] {
  display: none;
}

.crearsi-flair-nav__submenu--mobile {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-basis: 100%;
  padding: 4px 0 4px 16px;
}

.crearsi-flair-nav__submenu--mobile[hidden] {
  display: none;
}

.crearsi-flair-nav__submenu .crearsi-flair-nav__item {
  width: 100%;
}

.crearsi-flair-nav__submenu .crearsi-flair-nav__link {
  padding-top: 6px;
  padding-bottom: 6px;
}

.crearsi-flair-nav__cta,
.crearsi-flair-header__cta,
.crearsi-flair-header__signup {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(191, 19, 0, 0.22);
  border-radius: 999px;
  background: var(--crearsi-header-brand);
  color: var(--crearsi-header-brand-contrast);
  box-shadow: 0 6px 16px rgba(191, 19, 0, 0.24);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: transform 0.2s ease, filter 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.crearsi-flair-nav__cta:hover,
.crearsi-flair-header__cta:hover,
.crearsi-flair-header__signup:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(191, 19, 0, 0.24);
}

.crearsi-flair-nav__cta {
  width: 0;
  padding: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateX(100%);
}

.crearsi-flair-header__actions {
  display: flex;
  flex: 1 1 0%;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
  min-width: 0;
}

.crearsi-flair-header__cta,
.crearsi-flair-header__signup {
  padding: 10px 20px;
}

.crearsi-flair-header__signin {
  display: none;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: 10px;
  color: var(--crearsi-header-text);
  text-decoration: none;
  font-size: 0.95rem;
  line-height: 1.15;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.crearsi-flair-header__signin:hover {
  border-color: var(--crearsi-header-border);
}

.crearsi-flair-header__avatar-link {
  position: relative;
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-left: 8px;
  text-decoration: none;
}

.crearsi-flair-header__avatar-image,
.crearsi-flair-header__avatar-fallback {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.12);
}

.crearsi-flair-header__avatar-image {
  position: relative;
  z-index: 2;
  object-fit: cover;
}

.crearsi-flair-header__avatar-fallback {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--crearsi-header-surface-tone);
  color: var(--crearsi-header-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
}

.crearsi-flair-menu-toggle {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 0;
  outline: 0;
  border-radius: 0;
  color: var(--crearsi-header-text-muted);
  background: transparent;
  box-shadow: none;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: color 0.2s ease, transform 0.2s ease;
}

.crearsi-flair-menu-toggle::before,
.crearsi-flair-menu-toggle::after {
  display: none;
}

.crearsi-flair-menu-toggle:hover {
  color: var(--crearsi-header-brand);
}

.crearsi-flair-menu-toggle span {
  position: relative;
  display: block;
  width: 28px;
  height: 2.5px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 0.2s ease, top 0.2s ease;
}

.crearsi-flair-menu-toggle[aria-expanded="true"] {
  color: var(--crearsi-header-brand);
}

.crearsi-flair-menu-toggle[aria-expanded="true"] span:first-child {
  top: 4.5px;
  transform: rotate(45deg);
}

.crearsi-flair-menu-toggle[aria-expanded="true"] span:last-child {
  top: -4.5px;
  transform: rotate(-45deg);
}

.crearsi-flair-mobile-menu {
  position: fixed;
  top: calc(var(--crearsi-header-offset) + var(--crearsi-header-height));
  left: 0;
  right: 0;
  z-index: 100;
  width: 100%;
  padding-top: 0;
  border-top: 1px solid var(--crearsi-header-border);
  background: var(--crearsi-header-surface-solid);
  box-shadow: var(--crearsi-header-shadow-strong);
}

.crearsi-flair-mobile-menu__inner {
  padding: 18px 16px 18px;
}

.crearsi-flair-nav--mobile .crearsi-flair-nav__list {
  flex-direction: column;
  gap: 8px;
}

.crearsi-flair-nav--mobile .crearsi-flair-nav__item {
  border-radius: 0;
  overflow: visible;
}

.crearsi-flair-nav--mobile .crearsi-flair-nav__item:hover {
  background: transparent;
}

.crearsi-flair-nav--mobile .crearsi-flair-nav__link {
  padding: 8px 0;
  font-size: 1rem;
  line-height: 1.35;
}

.crearsi-flair-nav--mobile .crearsi-flair-nav__item.nav-current:not(.is-mainitem) {
  background: transparent;
  border-color: transparent;
  box-shadow: none;
}

.crearsi-flair-nav--mobile .crearsi-flair-nav__item.nav-current > .crearsi-flair-nav__link {
  color: var(--crearsi-header-text);
}

.crearsi-flair-nav--mobile .crearsi-flair-nav__toggle {
  width: 24px;
  height: 24px;
}

body.crearsi-flair-menu-open {
  overflow: hidden;
}

@media (min-width: 640px) {
  .crearsi-flair-header {
    padding: 0 24px;
  }

  .crearsi-flair-mobile-menu__inner {
    padding-left: 24px;
    padding-right: 24px;
  }
}

@media (min-width: 768px) {
  .crearsi-flair-header__inner {
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .crearsi-flair-header__logo {
    height: var(--crearsi-header-desktop-logo-height);
  }

  .crearsi-flair-header__avatar-link,
  .crearsi-flair-header__avatar-image,
  .crearsi-flair-header__avatar-fallback,
  .crearsi-flair-menu-toggle {
    width: 40px;
    height: 40px;
  }

  .crearsi-flair-header__signin {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .crearsi-flair-mobile-menu {
    top: calc(var(--crearsi-header-offset) + var(--crearsi-header-height));
  }
}

@media (min-width: 1024px) {
  .crearsi-flair-header__inner {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
    align-items: center;
    column-gap: 28px;
  }

  .crearsi-flair-header__brand {
    grid-column: 1;
  }

  .crearsi-flair-header__avatar-link {
    display: inline-flex;
  }

  .crearsi-flair-nav--desktop {
    grid-column: 2;
    display: flex;
    justify-self: center;
    min-height: 0;
  }

  .crearsi-flair-header__actions {
    grid-column: 3;
    justify-self: end;
  }

  .crearsi-flair-menu-toggle,
  .crearsi-flair-mobile-menu {
    display: none !important;
  }

  .crearsi-flair-header.is-sticky.is-scrolled {
    background: transparent;
  }

  .crearsi-flair-header.is-scrolled .crearsi-flair-header__brand,
  .crearsi-flair-header.is-scrolled .crearsi-flair-header__actions {
    opacity: 0;
    visibility: hidden;
  }

  .crearsi-flair-header.is-scrolled .crearsi-flair-header__brand {
    transform: translateX(-30px);
  }

  .crearsi-flair-header.is-scrolled .crearsi-flair-header__actions {
    transform: translateX(30px);
  }

  .crearsi-flair-header.is-scrolled .crearsi-flair-nav--desktop {
    box-shadow: var(--crearsi-header-shadow-strong);
    transform: translateY(-2px);
  }

  .crearsi-flair-header.is-scrolled .crearsi-flair-nav__cta,
  .crearsi-flair-header.is-scrolled-onload .crearsi-flair-nav__cta {
    position: relative;
    width: auto;
    margin-left: 12px;
    padding: 6px 16px;
    opacity: 1;
    transform: translateX(-100%);
  }

  .crearsi-flair-header.is-scrolled .crearsi-flair-nav__cta::before,
  .crearsi-flair-header.is-scrolled-onload .crearsi-flair-nav__cta::before {
    content: "";
    position: absolute;
    left: -16px;
    top: 20%;
    width: 1px;
    height: 60%;
    background: var(--crearsi-header-border);
  }

  .crearsi-flair-header.is-scrolled .crearsi-flair-header__inner::before,
  .crearsi-flair-header.is-scrolled-onload .crearsi-flair-header__inner::before {
    opacity: 0;
  }

  .crearsi-flair-header.is-scrolled-onload .crearsi-flair-header__brand,
  .crearsi-flair-header.is-scrolled-onload .crearsi-flair-header__actions {
    display: none;
  }
}