:root{--bg:#0d1013;--surface:#171b20;--surface-2:#1f242b;--border:#2a3038;--text:#f2f4f2;--text-dim:#9aa3a8;--accent:#8fb31f;--accent-contrast:#14181c;--radius:16px}*{box-sizing:border-box}html,body{height:100%;margin:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:system-ui,Segoe UI,Roboto,sans-serif}h1,h2{margin:0;font-weight:600}p{margin:0}button{font-family:inherit}.app{flex-direction:column;width:100%;max-width:480px;min-height:100dvh;margin:0 auto;display:flex}.screen{flex-direction:column;flex:1;gap:20px;padding:28px 20px;display:flex}.button-primary,.button-secondary{cursor:pointer;border:1px solid #0000;border-radius:999px;padding:14px 28px;font-size:16px;font-weight:600}.button-primary{background:var(--accent);color:var(--accent-contrast);border-color:var(--accent)}.button-primary:disabled{opacity:.4;cursor:not-allowed}.button-secondary{color:var(--text);border-color:var(--border);background:0 0}.button-large{padding:18px 36px;font-size:18px}.chip-row{flex-wrap:wrap;gap:8px;display:flex}.chip{background:var(--surface-2);color:var(--text-dim);border:1px solid var(--border);cursor:pointer;border-radius:999px;padding:9px 16px;font-size:14px}.chip-active{background:var(--accent);color:var(--accent-contrast);border-color:var(--accent)}.lineup-focus.chip-active{color:#14181c;background:#ff6b18;border-color:#ff6b18}.lineup-noise.chip-active{color:#14181c;background:#00e5ff;border-color:#00e5ff}.lineup-sleep.chip-active{color:#14181c;background:#b9a7ff;border-color:#b9a7ff}.screen-entry{text-align:center;justify-content:space-between;align-items:center}.entry-brand 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