.boot{position:absolute;z-index:4;left:57%;top:46%;transform:translate(-50%,-50%);width:min(350px,82%);padding:22px 24px 18px;box-sizing:border-box;background:#0b1723ed;border:1px solid #52789488;box-shadow:0 12px 50px #0006,inset 0 0 32px #328fff08;font-family:monospace;backdrop-filter:blur(9px)}
.boot[hidden]{display:none}.boot::before,.boot::after{content:'';position:absolute;width:20px;height:3px;background:#83bcdf;box-shadow:0 0 8px #398ded66;top:-2px;left:12px}.boot::after{top:auto;left:auto;right:12px;bottom:-2px}
.boot-heading{display:flex;justify-content:space-between;gap:12px;color:#8aa9bf;font-size:9px;letter-spacing:.14em}.boot-heading span:last-child{color:#5caaff}
.boot-readout{display:flex;justify-content:space-between;align-items:baseline;margin:19px 0 12px}.boot-readout strong{font-weight:400;font-size:30px;letter-spacing:.05em;color:#bedff7;font-variant-numeric:tabular-nums;text-shadow:0 0 16px #3c99ee66}.boot-readout small{font-size:9px;letter-spacing:.18em;color:#7d9cb6}
/* A continuous light streak: faint trail, blue beam, white-hot advancing tip. */
.boot-track{box-sizing:border-box;height:16px;min-height:16px;border:0;padding:0;position:relative;display:flex;align-items:center;isolation:isolate}
.boot-track::before{content:'';position:absolute;left:0;right:0;top:calc(50% - .5px);height:1px;background:#34556d}
.boot-track>span{display:block;flex:0 0 auto;position:relative;height:2px;width:0;background:linear-gradient(90deg,#2d638e 0%,#439de6 55%,#7ed0ff 90%,#effbff 100%);box-shadow:0 0 6px #369fee88}
.boot-track>span::before{content:'';position:absolute;right:0;top:-4px;width:min(100%,80px);height:10px;background:linear-gradient(90deg,transparent,#429ff066);filter:blur(4px);pointer-events:none}
.boot-track>span::after{content:'';position:absolute;right:0;top:-1px;width:4px;height:4px;border-radius:50%;background:#edfaff;box-shadow:0 0 5px #ddf6ff,0 0 12px #67c4ff,0 0 22px #339dff88;pointer-events:none}
.boot-track[aria-valuenow='0']>span{visibility:hidden}
.boot-bottom{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:13px;color:#52738c;font-size:8px;letter-spacing:.12em}.boot-bottom button{font:8px monospace;color:#799bb5;min-height:28px;letter-spacing:.12em}
.is-loading #core{visibility:hidden}.boot[data-ready='true']{border-color:#78bbdf}.boot[data-ready='true'] .boot-track>span{box-shadow:0 0 10px #5abaffaa}
@media(max-width:850px){.boot{left:50%;top:34%;padding:17px 20px}.boot-bottom button{min-height:44px}}
@media(prefers-reduced-motion:reduce){.boot{backdrop-filter:none}}