:root{--bg:#0d1210;--bg-soft:#111713;--panel:#141c17f0;--line:#2f3a33;--line-strong:#445048;--text:#f4f7f3;--muted:#8a978f;--soft:#66736b;--lime:#a9e76d;--lime-ink:#162015;--amber:#f2bc56;--red:#d9715f;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;font-family:Aptos,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html{background:var(--bg);min-width:320px;min-height:100%}body{background:radial-gradient(circle at 50% 30%,#4b66541f,#0000 35%),linear-gradient(#90a8990b 1px,#0000 1px) 0 0/28px 28px,linear-gradient(90deg,#90a8990b 1px,#0000 1px) 0 0/28px 28px,#090d0b;min-width:320px;min-height:100vh;margin:0}button,input{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible{outline:2px solid var(--lime);outline-offset:3px}.app-shell{place-items:center;min-height:100vh;padding:24px;display:grid}.tuner-app{background:radial-gradient(circle at 50% 31%, #4c66541f, transparent 33%), var(--bg);border:1px solid #27322b;border-radius:22px;width:min(100%,430px);min-height:min(880px,100vh - 48px);animation:.42s cubic-bezier(.22,1,.36,1) both app-rise;overflow:hidden;box-shadow:0 28px 70px #0000006b}.tuner-screen,.data-screen{min-height:inherit;padding:24px 20px max(18px, env(safe-area-inset-bottom));background-image:linear-gradient(#9aada10a 1px,#0000 1px),linear-gradient(90deg,#9aada10a 1px,#0000 1px);background-size:28px 28px;flex-direction:column;display:flex}.app-header{justify-content:space-between;align-items:flex-start;gap:14px;display:flex}.eyebrow{color:#dce3de;letter-spacing:.02em;margin:0 0 6px;font-family:Bahnschrift,DIN Alternate,Arial Narrow,sans-serif;font-size:14px;font-weight:620}.phase-chip{color:#7e8c83;letter-spacing:.08em;text-transform:uppercase;border:1px solid #3a463f;border-radius:999px;align-items:center;padding:3px 8px;font-family:ui-monospace,Cascadia 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