/* A slow brushed-light pass; the label stays crisp above the reflection. */
.button-dark,#signup-form button[type="submit"],.button-white{position:relative;isolation:isolate;overflow:hidden;transform:translateZ(0);transition:transform 180ms cubic-bezier(.22,1,.36,1),box-shadow 220ms,background 220ms}
.button-dark,#signup-form button[type="submit"]{background:linear-gradient(160deg,#46494c -35%,#292c2e 43%,#171a1c 100%);color:#fff;border:1px solid #55595c;box-shadow:inset 0 1px 0 #ffffff3d,inset 0 -1px 0 #00000060,0 4px 8px #141b2510}
.button-dark::before,#signup-form button[type="submit"]::before,.button-white::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;border-top:1px solid #ffffff65;box-shadow:inset 0 0 0 1px #ffffff0b;z-index:-1}
.button-dark::after,#signup-form button[type="submit"]::after,.button-white::after{content:"";position:absolute;top:-100%;left:0;width:52%;height:300%;pointer-events:none;z-index:-1;background:linear-gradient(90deg,transparent 0%,#d1dded08 15%,#e7f0ff30 43%,#ffffff54 50%,#d8e6fd25 59%,transparent 100%);transform:translateX(-230%) skewX(-24deg);animation:outra-sheen 5.4s cubic-bezier(.4,0,.2,1) infinite;animation-play-state:paused}
.button-white::after{background:linear-gradient(90deg,transparent,#b3c1d927 42%,#ffffffdd 50%,#c5d0dd35 58%,transparent)}
.sheen-visible::after{animation-play-state:running!important}
.motion-suspended .sheen-visible::after{animation-play-state:paused!important}
.button-white{border-color:#ffffffb0;box-shadow:inset 0 1px 0 white,0 5px 16px #00000015}
@keyframes outra-sheen{0%,15%{transform:translateX(-230%) skewX(-24deg);opacity:0}21%{opacity:1}53%{transform:translateX(330%) skewX(-24deg);opacity:1}60%,100%{transform:translateX(330%) skewX(-24deg);opacity:0}}
@media(hover:hover) and (pointer:fine){.button-dark:hover,#signup-form button[type="submit"]:hover{transform:translateY(-2px);background:linear-gradient(150deg,#555c63 -20%,#30363b 48%,#202428);box-shadow:inset 0 1px 0 #ffffff60,0 9px 24px #17222d25}.button-white:hover{transform:translateY(-2px);box-shadow:0 9px 24px #00000020}.button-outline:hover,.demo-button:hover{box-shadow:0 5px 15px #1823340c;transform:translateY(-2px)}}
.button:active,#signup-form button[type="submit"]:active,.demo-button:active{transform:scale(.975)}
.button:focus-visible,#signup-form button[type="submit"]:focus-visible{transition:none;outline:3px solid #8a82d6;outline-offset:4px}
@media(prefers-reduced-motion:reduce){.button-dark::after,#signup-form button[type="submit"]::after,.button-white::after{animation:none!important;opacity:0}.button,#signup-form button[type="submit"],.demo-button{transition:none!important;transform:none!important}}