*{box-sizing:border-box}html{width:100%;height:100%;margin:0;padding:0}body{width:100%;min-width:320px;height:100vh;height:100svh;height:100dvh;margin:0;padding:0;overflow:hidden;font-family:Inter,PingFang SC,Hiragino Sans GB,Microsoft YaHei UI,Microsoft YaHei,Noto Sans SC,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}img{display:block}#app{width:100%;height:100%;margin:0;padding:0}.landing-page{--landing-top-safe: 0px;--landing-viewport-height: 100dvh;--landing-bottom-safe: env(safe-area-inset-bottom, 0px);--landing-button-height: calc(min(100vw, 971px) * 191 / 971);position:relative;width:100%;height:100vh;height:100svh;height:100dvh;margin:0;padding:var(--landing-top-safe) 0 0;overflow:hidden}.landing-scroll{width:100%;height:calc(var(--landing-viewport-height) - var(--landing-top-safe));margin:0;padding:0 0 calc(var(--landing-button-height) + var(--landing-bottom-safe));overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch}.landing-card,.landing-action,.landing-button{display:block;width:100%;margin:0;padding:0}.landing-action{position:fixed;right:0;bottom:0;left:0;z-index:10;pointer-events:none}.landing-button{pointer-events:auto}.landing-card img{width:100%;height:calc(var(--landing-viewport-height) - var(--landing-top-safe) - var(--landing-button-height));margin:0;padding:0}.landing-button img{width:100%;height:auto;margin:0 auto;padding:0}@media (min-width: 768px){.landing-page{--landing-desktop-width: min(100vw, 520px);background:#8ee7e7}.landing-scroll{width:var(--landing-desktop-width);margin:0 auto;scrollbar-width:none}.landing-scroll::-webkit-scrollbar{display:none}.landing-action{right:auto;left:50%;width:var(--landing-desktop-width);transform:translate(-50%)}.landing-card img{width:100%;height:calc(var(--landing-viewport-height) - var(--landing-top-safe) - var(--landing-button-height))}}