:root{--red-950:#31030a;--red-900:#52040d;--red-800:#780a16;--red-700:#991626;--gold-500:#dba73b;--gold-300:#f2d784;--gold-100:#fff2bf;--paper:#fff9e8;--ink:#32160f;--shadow:#30030a52}*{box-sizing:border-box}html{background:var(--red-950)}body{color:var(--ink);background:radial-gradient(circle at 50% 10%,#f7c7591f,#0000 34%),linear-gradient(#7d0b18 0%,#43030b 100%);margin:0;font-family:Microsoft JhengHei,PingFang TC,Noto Serif TC,serif}button{font:inherit}.app-shell{background:var(--paper);width:min(100%,520px);min-height:100svh;margin:0 auto;position:relative;overflow:hidden;box-shadow:0 0 60px #00000059}.cover-screen{background:#630610}.cover-art{filter:saturate(1.02)contrast(1.03)brightness(.94);background-image:url(/art/dragon-phoenix-cover.png);background-position:top;background-size:cover;animation:8s ease-in-out infinite alternate cover-breathe;position:absolute;inset:0;transform:scale(1.015)}.cover-sparkles{pointer-events:none;background:radial-gradient(circle at 22% 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button:disabled{opacity:.32;cursor:default}.gentle-note{color:#906f4c;text-align:center;letter-spacing:.12em;background:#fff9e7;margin:0;padding:7px 0 20px;font-size:.76rem}@keyframes cover-breathe{0%{filter:saturate(1.02)contrast(1.03)brightness(.94);transform:scale(1.015)translateY(0)}to{filter:saturate(1.08)contrast(1.04)brightness();transform:scale(1.035)translateY(-3px)}}@keyframes sparkle-pulse{0%{opacity:.25;filter:blur(.2px)}to{opacity:.9;filter:drop-shadow(0 0 4px #ffd45e)}}@keyframes button-glow{0%{box-shadow:0 8px 24px #28000466,inset 0 1px #fff7ce}to{box-shadow:0 10px 30px #2800047a,0 0 18px #ffd25347,inset 0 1px #fff7ce}}@keyframes stick-arrive{0%{opacity:0;transform:translateY(430px)rotate(5deg)scale(.86)}72%{opacity:1;transform:translateY(-12px)rotate(-2deg)scale(1.02)}to{transform:translateY(0)rotate(0)scale(1)}}@keyframes stick-sway{0%{transform:rotate(-2deg)translateY(0)}to{transform:rotate(2deg)translateY(-5px)}}@keyframes 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