:root{--bg:#faf8f3;--bg-2:#f1ece2;--surface:#ffffff;--ink:#2a2520;--ink-soft:#6e6457;--gold:#b0883c;--gold-soft:#c5a05a;--gold-deep:#8a6d38;--yellow:#e0a93c;--on-gold:#ffffff;--line:rgba(138,109,56,0.18);--line-strong:rgba(138,109,56,0.38);--muted:rgba(42,37,32,0.5);--shadow:rgba(138,109,56,0.12)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:radial-gradient(1000px 600px at 50% -10%,rgba(176,136,60,.1),transparent 70%),radial-gradient(800px 500px at 100% 100%,rgba(224,169,60,.06),transparent 70%),var(--bg);color:var(--ink);font-family:Noto Sans JP,-apple-system,BlinkMacSystemFont,sans-serif;min-height:100vh;letter-spacing:.01em}button{cursor:pointer;border:none;background:none;color:inherit}button,input{font-family:inherit}input{outline:none}a{color:inherit;text-decoration:none}.serif{font-family:Cormorant Garamond,serif;letter-spacing:.02em;font-weight:500}.app{min-height:100vh;flex-direction:column;padding:0 16px;max-width:540px;margin:0 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