:root{--ink: #1a1a2e;--ink-soft: #3d3d5c;--paper: #faf8f5;--paper-warm: #f3f0ea;--accent: #e84855;--accent-soft: #fce8ea;--gold: #c9943a;--green: #2d7d46;--green-soft: #e3f5e8;--border: #ddd8cf;--shadow: rgba(26,26,46,.1);--radius: 12px;--radius-sm: 8px;--font-jp: "Hiragino Kaku Gothic Pro", "Noto Sans JP", "Meiryo", sans-serif;--font-ui: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-ui);background:var(--paper);color:var(--ink);min-height:100dvh;-webkit-font-smoothing:antialiased}button{cursor:pointer;border:none;background:none;font-family:inherit}.app{max-width:680px;margin:0 auto;min-height:100dvh;display:flex;flex-direction:column}.header{background:var(--ink);padding:20px 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