:root{--bg-1:#0f0c29;--bg-2:#302b63;--bg-3:#24243e;--accent-1:#7c5cff;--accent-2:#ff5c8a;--text:#f5f5f7;--text-dim:#f5f5f7a6;--card-bg:#ffffff0f;--card-border:#ffffff1f;--danger:#ff6b6b;--success:#51e0a3}*{box-sizing:border-box;margin:0;padding:0}body{background:radial-gradient(1200px 600px at 80% -10%, #7c5cff47, transparent 60%), radial-gradient(900px 500px at 10% 110%, #ff5c8a2e, transparent 55%), linear-gradient(135deg, var(--bg-1), var(--bg-2), var(--bg-3));min-height:100vh;color:var(--text);background-attachment:fixed;flex-direction:column;align-items:center;padding:1.5rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;display:flex}#root{width:100%}.page{flex-direction:column;gap:1.25rem;width:100%;max-width:620px;margin:0 auto;display:flex}.topbar{justify-content:space-between;align-items:center;gap:1rem;display:flex}.brand{align-items:center;gap:.7rem;display:flex}.logo{background:linear-gradient(135deg, var(--accent-1), var(--accent-2));border-radius:12px;place-items:center;width:38px;height:38px;font-size:1.05rem;font-weight:800;display:grid;box-shadow:0 6px 20px #7c5cff73}.brand h1{letter-spacing:.01em;font-size:1.15rem;font-weight:700}.brand h1 span{background:linear-gradient(90deg, #a78bfa, var(--accent-2));color:#0000;-webkit-background-clip:text;background-clip:text}.badge{color:#cdc0ff;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;background:#7c5cff38;border:1px solid #7c5cff73;border-radius:999px;padding:.25rem .8rem;font-size:.72rem;font-weight:600;display:inline-block}.badge-online{color:#9bf0cd;background:#51e0a326;border-color:#51e0a373}.badge-offline{color:#ffb3b3;background:#ff6b6b26;border-color:#ff6b6b73}.banner{border-radius:12px;align-items:center;gap:.6rem;padding:.7rem 1rem;font-size:.88rem;font-weight:500;display:flex}.banner.error{color:#ffb3b3;background:#ff6b6b24;border:1px solid #ff6b6b66}.banner.success{color:#9bf0cd;background:#51e0a31f;border:1px solid #51e0a366}.card{background:var(--card-bg);border:1px solid var(--card-border);-webkit-backdrop-filter:blur(14px);border-radius:20px;overflow:hidden;box-shadow:0 20px 60px #00000073}.card-header{border-bottom:1px solid #ffffff14;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;display:flex}.card-header h2{font-size:1.05rem;font-weight:700}.count-pill{color:var(--text-dim);background:#ffffff12;border:1px solid #ffffff1f;border-radius:999px;padding:.2rem .7rem;font-size:.78rem;font-weight:600}.loading{text-align:center;color:var(--text-dim);padding:3rem 1.5rem;font-size:.9rem}.user-list{list-style:none}.user-row{align-items:center;gap:1rem;padding:1rem 1.5rem;display:flex}.user-row+.user-row{border-top:1px solid #ffffff12}.avatar{color:#fff;background:linear-gradient(135deg, var(--accent-1), var(--accent-2));border-radius:50%;flex-shrink:0;place-items:center;width:42px;height:42px;font-size:1.05rem;font-weight:700;display:grid;box-shadow:0 4px 14px #7c5cff59}.user-email{word-break:break-all;font-size:.95rem;font-weight:600}.user-joined{color:var(--text-dim);white-space:nowrap;margin-left:auto;font-size:.78rem}.empty-state{text-align:center;color:var(--text-dim);justify-content:center;align-items:center;padding:3rem 1.5rem;font-size:.9rem;display:flex}.add-form{flex-direction:column;gap:.5rem;display:flex}.add-form label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);font-size:.8rem;font-weight:600}.add-form-row{gap:.6rem;display:flex}.add-form input{min-width:0;color:var(--text);background:#ffffff12;border:1px solid #ffffff2e;border-radius:10px;outline:none;flex:1;padding:.7rem .9rem;font-family:inherit;font-size:.95rem;transition:border-color .15s,box-shadow .15s}.add-form input::placeholder{color:#f5f5f759}.add-form input:focus{border-color:var(--accent-1);box-shadow:0 0 0 3px #7c5cff40}.add-form input:disabled{opacity:.6}.btn{color:#fff;background:linear-gradient(90deg, var(--accent-1), var(--accent-2));cursor:pointer;white-space:nowrap;border:none;border-radius:12px;align-items:center;gap:.5rem;padding:.6rem 1.2rem;font-family:inherit;font-size:.9rem;font-weight:600;transition:transform .15s,box-shadow .15s,filter .15s;display:inline-flex;box-shadow:0 8px 24px #7c5cff59}.btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 12px 30px #7c5cff80}.btn:active:not(:disabled){filter:brightness(.95);transform:translateY(0)}.btn:disabled{opacity:.6;cursor:default}.field-error{color:var(--danger);font-size:.8rem}.footer{border-top:1px solid #ffffff14;padding:1.25rem 0 .5rem}