:root{--color-primary:#d97706;--color-primary-dark:#b45309;--color-primary-darker:#92400e;--color-bg:#f8fafc;--color-card:#fff;--color-text:#0f172a;--color-accent:#22c55e}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:#0f172a;font-family:Segoe UI,-apple-system,BlinkMacSystemFont,Helvetica Neue,sans-serif;line-height:1.5}.participant-page{background:radial-gradient(at 30% 20%,#fbbf2414 0%,#0000 55%),#f8fafc;justify-content:center;align-items:center;min-height:100vh;padding:24px 16px;display:flex}.participant-page--dark{background:radial-gradient(at 10% 20%,#d9770638 0%,#0000 55%),radial-gradient(at 90% 80%,#92400e2e 0%,#0000 50%),linear-gradient(160deg,#1a0900 0%,#2c1200 50%,#1a0c00 100%)}.participant-page--session{background:radial-gradient(at 50% 30%,#22c55e1a 0%,#0000 55%),#f0fdf4}.join-card{background:#fff;border-radius:20px;width:100%;max-width:420px;padding:40px 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