:root{--ink: #3a2a22;--ink-soft: #8a7568;--cream: #fff6ea;--card: #ffffff;--line: #efe4d6;--coral: #ff6a45;--coral-deep: #ff5a36;--gold: #ffb020;--shadow: 0 16px 40px rgba(120, 72, 32, .08);font-family:PingFang SC,Hiragino Sans GB,Noto Sans SC,Microsoft YaHei,sans-serif;color:var(--ink);background:var(--cream)}*{box-sizing:border-box}html,body,#app{margin:0;min-height:100%}html{-webkit-text-size-adjust:100%;text-size-adjust:100%}body{min-height:100dvh;background:var(--cream);overflow-x:hidden}button,input{font-family:inherit}button{cursor:pointer}button:disabled{opacity:.55;cursor:not-allowed}.page{width:100%;min-height:100dvh;margin:0;padding:calc(12px + env(safe-area-inset-top)) clamp(14px,4vw,48px) calc(24px + env(safe-area-inset-bottom))}.page.bind{background:url(/art/backdrop_clean.png) center top / 100% auto no-repeat,var(--cream)}.brand{display:block;width:clamp(156px,36vw,420px);height:auto;margin:4px auto 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