.fade-in{opacity:0;transition:opacity .8s}.fade-in.is-visible{opacity:1}
.ato-cursor{background:var(--ato-shironeri);width:.07em;height:1em;margin-left:.1em;animation:1.2s ease-in-out infinite cursor-fade;display:inline-block;position:relative;top:.13em}.ato-h2 .ato-cursor,.ato-h1 .ato-cursor{background:currentColor}@keyframes cursor-fade{0%{opacity:0}3%{opacity:1}40%{opacity:1}to{opacity:0}}
.ato-scroll-overlay{background:var(--ato-shironeri);pointer-events:none;z-index:0;will-change:opacity;width:100vw;height:100lvh;position:fixed;top:0;left:0}
.ato-support{box-sizing:border-box;flex-direction:column;align-items:center;gap:1em;width:100%;max-width:560px;margin:0 auto;padding:0 24px;display:flex}.ato-support-desc{font-size:var(--text-base);color:var(--ato-sumi);text-align:center;max-width:100%;margin:0;line-height:1.8}.ato-support-slot{justify-content:center;align-items:center;min-height:48px;display:flex;position:relative}.ato-support-thanks{font-size:var(--text-base);align-items:center;gap:.4em;margin:0;display:inline-flex;position:relative}.ato-sparkle{pointer-events:none;font-size:1rem;position:absolute;top:-4px}.ato-sparkle-r{right:-8px}.ato-sparkle-l{left:-8px}.ato-support-count{font-size:var(--text-base);color:var(--ato-sumi);margin:0}.ato-feedback{visibility:hidden;opacity:0;flex-direction:column;align-items:center;gap:1em;width:100%;max-width:100%;margin-top:2em;transition:opacity .4s;display:flex}.ato-feedback[data-visible=true]{visibility:visible;opacity:1}.ato-feedback-prompt{font-size:var(--text-base);text-align:center;color:var(--ato-sumi);margin:0}@media (min-width:600px){.ato-feedback-prompt br{display:none}}.ato-feedback-input{background:color-mix(in srgb, var(--ato-sumi) 8%, transparent);border:1px solid color-mix(in srgb, var(--ato-sumi) 30%, transparent);width:100%;color:var(--ato-sumi);font-family:inherit;font-size:var(--text-base);resize:vertical;box-sizing:border-box;padding:12px;line-height:1.7}.ato-feedback-input:focus{border-color:var(--ato-sumi);outline:none}.ato-feedback-stage{justify-content:center;align-items:stretch;width:100%;height:200px;display:flex;position:relative}.ato-feedback-form{flex-direction:column;gap:1em;width:100%;display:flex}.ato-feedback-sending{flex-direction:column;justify-content:center;align-items:center;gap:1em;width:100%;display:flex}.ato-spinner{border:2px solid color-mix(in srgb, var(--ato-sumi) 20%, transparent);border-top-color:var(--ato-sumi);border-radius:50%;width:36px;height:36px;display:inline-block}.ato-feedback-status{font-size:var(--text-base);color:var(--ato-sumi)}.ato-feedback-done{width:100%;font-size:var(--text-base);flex-direction:column;justify-content:center;align-items:center;gap:.8em;display:flex}.ato-check{border:1.5px solid var(--ato-sumi);width:40px;height:40px;font-size:var(--text-h3);border-radius:50%;justify-content:center;align-items:center;line-height:1;display:inline-flex}
.ato-sound-prompt{z-index:200;background:var(--ato-shironeri);justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.ato-reveal-overlay{z-index:1;background:var(--ato-shironeri);pointer-events:none;animation:7.5s ease-out forwards ato-reveal-fade;position:fixed;inset:0}@keyframes ato-reveal-fade{0%,86.7%{opacity:1}to{opacity:0}}.ato-sound-prompt-inner{background:var(--ato-shironeri);color:var(--ato-sumi);box-sizing:border-box;text-align:center;border-radius:4px;width:calc(100% - 48px);max-width:560px;padding:32px 24px}.ato-sound-prompt-inner p{font-size:var(--text-base);margin:0 0 24px}.ato-sound-prompt-actions{justify-content:center;gap:16px;display:flex}.ato-cta-button.ato-sound-choice{border-radius:8px;flex-direction:row;justify-content:center;align-items:center;gap:6px;padding:16px 18px;line-height:1;display:inline-flex}.ato-sound-choice svg{flex:none}.ato-sound-toggle{z-index:100;font-size:var(--icon-size-lg);width:2em;height:2em;color:var(--ato-shironeri);cursor:pointer;-webkit-backdrop-filter:blur(8px);background:#0000004d;border:none;border-radius:50%;justify-content:center;align-items:center;transition:background .2s,opacity .4s;display:flex;position:fixed;top:20px;right:20px}.ato-sound-toggle:hover{background:#00000080}.ato-sound-toggle.is-hidden{opacity:0;pointer-events:none;transition:opacity .4s}@media (min-width:768px){.ato-sound-toggle{top:28px;right:28px}}.ato-video-tester{z-index:100;color:#fff;cursor:pointer;background:#0009;border:1px solid #ffffff4d;border-radius:999px;padding:6px 12px;font-family:monospace;font-size:12px;position:fixed;top:12px;right:12px}.ato-video-tester:hover{background:#000c}
.ato-h2{z-index:1;text-align:center;font-size:var(--text-h2);letter-spacing:.08em;color:color-mix(in srgb, var(--ato-sumi) 60%, transparent);margin:0;font-weight:500;position:relative}