/* Island Car Log — Service Settings book opening transition v1 */
#serviceBookTransition{
  position:fixed;
  inset:0;
  z-index:5350;
  display:none;
  overflow:hidden;
  background:
    radial-gradient(circle at 50% 42%,rgba(30,109,171,.18),transparent 34%),
    linear-gradient(180deg,#071426 0%,#0a1a2b 58%,#06111d 100%);
  color:#fff;
  touch-action:none;
}
#serviceBookTransition.sbt-active{display:block}
#serviceBookTransition .sbt-stage{
  position:absolute;
  inset:0;
  overflow:hidden;
  perspective:1400px;
}
#serviceBookTransition .sbt-title{
  position:absolute;
  top:clamp(24px,6vh,64px);
  left:clamp(24px,5vw,76px);
  z-index:20;
  display:flex;
  align-items:baseline;
  gap:10px;
  margin:0;
  color:#fff;
  font-size:clamp(24px,3vw,46px);
  font-weight:900;
  letter-spacing:-.03em;
  text-shadow:0 4px 22px rgba(0,0,0,.38);
}
#serviceBookTransition .sbt-title span{
  color:#88bfff;
  font-weight:500;
}
#serviceBookTransition .sbt-title::after{
  content:"";
  display:block;
  width:min(34vw,500px);
  height:1px;
  margin-left:16px;
  align-self:center;
  background:linear-gradient(90deg,rgba(136,191,255,.62),rgba(136,191,255,0));
}
#serviceBookTransition .sbt-book-wrap{
  position:absolute;
  left:50%;
  top:52%;
  width:min(720px,82vw);
  height:min(390px,47vw);
  min-height:260px;
  transform:translate(-50%,-50%);
  transform-style:preserve-3d;
  filter:drop-shadow(0 28px 38px rgba(0,0,0,.34));
}
#serviceBookTransition .sbt-book{
  position:absolute;
  inset:0;
  transform-style:preserve-3d;
}
#serviceBookTransition .sbt-pages{
  position:absolute;
  inset:6% 4%;
  display:grid;
  grid-template-columns:1fr 1fr;
  border-radius:18px;
  overflow:hidden;
  background:#edf4fa;
  border:1px solid rgba(188,211,230,.9);
  box-shadow:inset 0 0 26px rgba(42,73,98,.10);
}
#serviceBookTransition .sbt-pages::after{
  content:"";
  position:absolute;
  top:0;
  bottom:0;
  left:50%;
  width:2px;
  transform:translateX(-50%);
  background:linear-gradient(180deg,rgba(70,96,117,.12),rgba(70,96,117,.32),rgba(70,96,117,.12));
  box-shadow:0 0 10px rgba(50,73,91,.12);
}
#serviceBookTransition .sbt-page{
  position:relative;
  padding:clamp(20px,3.2vw,34px);
  color:#17304a;
  overflow:hidden;
}
#serviceBookTransition .sbt-page:first-child{
  background:linear-gradient(90deg,#f7fbff,#eef5fa);
}
#serviceBookTransition .sbt-page:last-child{
  background:linear-gradient(90deg,#eef5fa,#fbfdff);
}
#serviceBookTransition .sbt-book-kicker{
  margin-bottom:8px;
  color:#4f799f;
  font-size:10px;
  font-weight:900;
  letter-spacing:.18em;
}
#serviceBookTransition .sbt-page h3{
  margin:0 0 20px;
  color:#112b43;
  font-size:clamp(18px,2.2vw,27px);
  letter-spacing:-.025em;
}
#serviceBookTransition .sbt-entry{
  display:grid;
  grid-template-columns:40px 1fr;
  gap:12px;
  align-items:center;
  margin:0 0 13px;
  padding:10px 12px;
  border-radius:11px;
  background:rgba(255,255,255,.74);
  border:1px solid rgba(110,147,180,.24);
  box-shadow:0 4px 12px rgba(20,47,70,.05);
  opacity:0;
}
#serviceBookTransition .sbt-entry-icon{
  width:38px;
  height:38px;
  display:grid;
  place-items:center;
  border-radius:50%;
  color:#4e789c;
  background:#e8f2fa;
  border:1px solid #cbdfea;
  font-size:15px;
  font-weight:900;
}
#serviceBookTransition .sbt-entry-copy strong{
  display:block;
  margin-bottom:3px;
  color:#17304a;
  font-size:13px;
}
#serviceBookTransition .sbt-entry-copy span{
  display:block;
  color:#6d8294;
  font-size:11px;
}
#serviceBookTransition .sbt-next-card{
  position:relative;
  margin-top:12px;
  padding:18px 18px 17px;
  border-radius:14px;
  color:#15314b;
  background:linear-gradient(135deg,#e8f4ff,#f9fcff);
  border:1px solid #bcd7ec;
  box-shadow:0 8px 20px rgba(23,78,121,.08);
  opacity:0;
  transform:translateY(8px);
}
#serviceBookTransition .sbt-next-label{
  display:block;
  margin-bottom:8px;
  color:#557b9c;
  font-size:10px;
  font-weight:900;
  letter-spacing:.16em;
}
#serviceBookTransition .sbt-next-card strong{
  display:block;
  color:#0b4f86;
  font-size:clamp(24px,3vw,36px);
  line-height:1;
}
#serviceBookTransition .sbt-next-card small{
  display:block;
  margin-top:7px;
  color:#6e8293;
  font-size:11px;
}
#serviceBookTransition .sbt-next-glow{
  position:absolute;
  inset:-2px;
  border-radius:16px;
  border:2px solid rgba(59,151,226,.55);
  opacity:0;
  pointer-events:none;
  box-shadow:0 0 24px rgba(59,151,226,.26);
}
#serviceBookTransition .sbt-stamp{
  position:absolute;
  right:9%;
  bottom:12%;
  width:78px;
  height:78px;
  display:grid;
  place-items:center;
  border-radius:50%;
  color:#2f8a63;
  border:4px double #2f8a63;
  font-size:10px;
  font-weight:950;
  letter-spacing:.08em;
  text-align:center;
  transform:rotate(-12deg) scale(1.5);
  opacity:0;
}
#serviceBookTransition .sbt-cover{
  position:absolute;
  inset:2% 2% 2% 50%;
  z-index:8;
  transform-origin:left center;
  transform-style:preserve-3d;
  border-radius:0 19px 19px 0;
  background:
    linear-gradient(140deg,rgba(255,255,255,.09),transparent 34%),
    linear-gradient(145deg,#1d70b4,#0f4f84 68%,#0a3a63);
  border:1px solid rgba(177,216,247,.40);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.20),inset 12px 0 26px rgba(0,0,0,.13);
  backface-visibility:hidden;
}
#serviceBookTransition .sbt-cover::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  bottom:0;
  width:12px;
  background:linear-gradient(90deg,rgba(0,0,0,.28),rgba(255,255,255,.06),transparent);
}
#serviceBookTransition .sbt-cover-inner{
  position:absolute;
  inset:0;
  display:grid;
  place-content:center;
  text-align:center;
  padding:24px;
}
#serviceBookTransition .sbt-cover-mark{
  width:66px;
  height:66px;
  margin:0 auto 18px;
  display:grid;
  place-items:center;
  border-radius:18px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.28);
  color:#fff;
  font-size:32px;
  font-weight:800;
}
#serviceBookTransition .sbt-cover strong{
  display:block;
  color:#fff;
  font-size:clamp(20px,2.7vw,32px);
  letter-spacing:-.02em;
}
#serviceBookTransition .sbt-cover span{
  display:block;
  margin-top:8px;
  color:rgba(255,255,255,.72);
  font-size:10px;
  font-weight:850;
  letter-spacing:.18em;
}
#serviceBookTransition .sbt-spine{
  position:absolute;
  left:49.1%;
  top:5%;
  bottom:5%;
  z-index:9;
  width:10px;
  transform:translateX(-50%);
  border-radius:6px;
  background:linear-gradient(90deg,#0b395e,#286f9f,#0a3b63);
  box-shadow:0 0 10px rgba(0,0,0,.22);
}
@media(max-width:700px){
  #serviceBookTransition .sbt-title{
    top:24px;
    left:20px;
    font-size:25px;
  }
  #serviceBookTransition .sbt-title::after{
    width:20vw;
    margin-left:8px;
  }
  #serviceBookTransition .sbt-book-wrap{
    width:92vw;
    height:58vw;
    min-height:250px;
  }
  #serviceBookTransition .sbt-page{
    padding:16px 13px;
  }
  #serviceBookTransition .sbt-entry{
    grid-template-columns:30px 1fr;
    gap:7px;
    padding:7px 8px;
    margin-bottom:8px;
  }
  #serviceBookTransition .sbt-entry-icon{
    width:29px;
    height:29px;
    font-size:12px;
  }
  #serviceBookTransition .sbt-entry-copy strong{font-size:11px}
  #serviceBookTransition .sbt-entry-copy span{font-size:9px}
  #serviceBookTransition .sbt-stamp{
    width:60px;
    height:60px;
    font-size:8px;
  }
}
@media(prefers-reduced-motion:reduce){
  #serviceBookTransition{display:none!important}
}
/* Performance pass v2 */
#serviceBookTransition{
  contain:layout paint style;
}
#serviceBookTransition .sbt-book-wrap{
  filter:none!important;
  will-change:transform,opacity!important;
  backface-visibility:hidden;
}
#serviceBookTransition .sbt-book,
#serviceBookTransition .sbt-cover,
#serviceBookTransition .sbt-page{
  backface-visibility:hidden;
}
#serviceBookTransition .sbt-cover{
  will-change:transform;
}