/* Bright, bounded booking-button orbit based on the Read all reviews effect.
   This version is approximately 30% slower than v2. SVG paint replaces the
   masked conic gradient that previously escaped into the page during scroll. */
.site-header .site-header__book.site-header__book--flip {
  isolation:isolate;
}
.site-header .site-header__book.site-header__book--flip::before {
  content:"";
  display:block;
  position:absolute;
  inset:-.22rem;
  z-index:0;
  padding:0;
  border:1px solid rgba(120,208,231,.72);
  border-radius:50%;
  pointer-events:none;
  background:none;
  box-shadow:0 0 14px rgba(0,125,204,.3),inset 0 0 7px rgba(255,255,255,.16);
  filter:none;
  mask:none;
  -webkit-mask:none;
}
.site-header .site-header__book.site-header__book--flip::after {
  content:"";
  display:block;
  position:absolute;
  inset:-.28rem;
  z-index:1;
  padding:0;
  border:0;
  border-radius:50%;
  pointer-events:none;
  overflow:hidden;
  contain:paint;
  clip-path:circle(50%);
  mask:none;
  -webkit-mask:none;
  filter:none;
  box-shadow:none;
  background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cdefs%3E%3ClinearGradient id='trail' gradientUnits='userSpaceOnUse' x1='98' y1='50' x2='58' y2='96'%3E%3Cstop stop-color='%23007dcc' stop-opacity='.04'/%3E%3Cstop offset='.45' stop-color='%2378d0e7' stop-opacity='.55'/%3E%3Cstop offset='.74' stop-color='%2378d0e7' stop-opacity='.98'/%3E%3Cstop offset='.9' stop-color='%23ffffff'/%3E%3Cstop offset='1' stop-color='%2378d0e7' stop-opacity='.92'/%3E%3C/linearGradient%3E%3Cfilter id='glow' x='-18%25' y='-18%25' width='136%25' height='136%25'%3E%3CfeGaussianBlur stdDeviation='2.2' result='blur'/%3E%3CfeMerge%3E%3CfeMergeNode in='blur'/%3E%3CfeMergeNode in='SourceGraphic'/%3E%3C/feMerge%3E%3C/filter%3E%3C/defs%3E%3Ccircle cx='50' cy='50' r='44' fill='none' stroke='url(%23trail)' stroke-width='4.2' pathLength='100' stroke-dasharray='24 76' stroke-linecap='round' filter='url(%23glow)'/%3E%3C/svg%3E") center/100% 100% no-repeat;
  opacity:0;
  transform-origin:center;
  will-change:transform;
  animation:booking-contour-orbit-v3 3.6s linear infinite;
  animation-play-state:paused;
  transition:opacity .16s ease;
}
.site-header .site-header__book.site-header__book--flip>.site-header__book-flip {
  z-index:2;
}
.site-header.is-scrolled .site-header__book.site-header__book--flip::after {
  opacity:1;
  animation-play-state:running;
}
@keyframes booking-contour-orbit-v3 { from { transform:rotate(0deg); } to { transform:rotate(360deg); } }
@media(prefers-reduced-motion:reduce) {
  .site-header .site-header__book.site-header__book--flip::after {
    animation:none;
    transition:none;
    opacity:1;
  }
}