:root{color-scheme:light;--bg: #f5f7fb;--card-bg: #ffffff;--text: #10172a;--text-muted: #4b5568;--accent: #2947ff;--accent-dark: #1c2ed1;--accent-violet: #7c3aed;--border: #e2e6f0;--focus-ring: #06b6d4}*{box-sizing:border-box}html,body{margin:0;padding:0;min-height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}#app{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.card{width:100%;max-width:420px;background:var(--card-bg);border:1px solid var(--border);border-radius:20px;padding:32px 24px;box-shadow:0 12px 32px #10172a14;text-align:center}.logo{font-size:22px;font-weight:700;letter-spacing:-.01em;margin-bottom:20px;background:linear-gradient(90deg,var(--accent),var(--accent-violet));background-clip:text;-webkit-background-clip:text;color:transparent}.content{display:flex;flex-direction:column;gap:16px}.heading{margin:0;font-size:20px;font-weight:700;line-height:1.35}.body{margin:0;font-size:15px;line-height:1.5;color:var(--text-muted)}.status{margin:0;font-size:15px;color:var(--text-muted)}.ctas{display:flex;flex-direction:column;gap:12px;margin-top:4px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border:none;border-radius:12px;font-size:16px;font-weight:600;text-decoration:none;cursor:pointer}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-dark)}.btn-secondary{background:#eef1fb;color:var(--accent-dark)}.btn-secondary:hover{background:#e2e7fb}.btn-ghost{background:transparent;color:var(--accent-dark);border:1px solid var(--border)}.btn-ghost:hover{background:#f5f7fb}.btn:focus-visible{outline:3px solid var(--focus-ring);outline-offset:2px}.invitation-code{margin-top:8px;display:flex;flex-direction:column;gap:8px}.trouble-label,.code-unavailable{margin:0;font-size:13px;color:var(--text-muted)}.privacy-note{margin-top:24px;font-size:12px;color:var(--text-muted)}