.btn-wrap{display:inline-block}.btn{letter-spacing:-.01em;white-space:nowrap;isolation:isolate;height:52px;transition:color var(--dur-3) var(--ease-out), border-color var(--dur-3) var(--ease-out), background-color var(--dur-3) var(--ease-out);border-radius:999px;align-items:center;gap:.9rem;padding:0 1.4rem 0 1.6rem;font-size:.95rem;font-weight:560;display:inline-flex;position:relative;overflow:hidden}.btn--l{height:62px;padding:0 1.7rem 0 2rem;font-size:1.02rem}.btn--solid{background:var(--text);color:var(--ink)}.btn--solid:before{content:"";z-index:-1;background:var(--spectrum);opacity:0;transition:opacity var(--dur-3) var(--ease-out), transform var(--dur-4) var(--ease-out);position:absolute;inset:0;transform:translate(-30%)}.btn--solid:hover:before{opacity:1;transform:none}.btn--solid:hover{color:#fff}.btn--ghost{color:var(--text);border:1px solid var(--line-strong)}.btn--ghost:hover{border-color:var(--text);background:var(--hairline-soft)}.btn--light{background:var(--on-paper);color:var(--paper)}.btn--light:before{content:"";z-index:-1;background:var(--spectrum);opacity:0;transition:opacity var(--dur-3) var(--ease-out), transform var(--dur-4) var(--ease-out);position:absolute;inset:0;transform:translate(-30%)}.btn--light:hover:before{opacity:1;transform:none}.btn__label{height:1.3em;line-height:1.3em;display:block;position:relative;overflow:hidden}.btn__label>span,.btn__label:after{transition:transform var(--dur-3) var(--ease-out);display:block}.btn__label:after{content:attr(data-text);position:absolute;top:100%;left:0}.btn:hover .btn__label>span,.btn:hover .btn__label:after{transform:translateY(-100%)}.btn__icon{place-items:center;width:16px;height:16px;display:grid;overflow:hidden}.btn__icon .arrow{transition:transform var(--dur-3) var(--ease-out)}.btn:hover .btn__icon .arrow{animation:arrow-pass .6s var(--ease-out)}@keyframes arrow-pass{0%{transform:translate(0)}45%{transform:translate(120%)}46%{transform:translate(-120%)}to{transform:translate(0)}}.btn:disabled{opacity:.5;cursor:progress}@media (max-width:479px){.btn--l{height:56px;padding:0 1.3rem 0 1.5rem;font-size:.98rem}}.curtain{z-index:105;background:var(--ink-3);pointer-events:none;will-change:transform;position:fixed;inset:0}.curtain__edge{background:var(--spectrum);height:2px;position:absolute;bottom:0;left:0;right:0;box-shadow:0 0 24px #7b3bff99}.curtain__mark{opacity:.9;width:44px;position:absolute;top:50%;left:50%;translate:-50% -50%}.section-label{color:var(--text-muted);align-items:center;gap:.85rem;display:inline-flex}.section--paper .section-label{color:var(--on-paper-muted)}.section-label__index{color:var(--text)}.section--paper .section-label__index{color:var(--on-paper)}.section-label__rule{background:linear-gradient(90deg, var(--hue,var(--primary)), transparent);width:2.4rem;height:1px}