:root{--bg-color: #0d1117;--text-color: #e6edf3;--primary-color: #A091FF;--secondary-color: #238636;--accent-color: #1f6feb;--card-bg: #161b22;--border-color: #30363d;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}body{margin:0;padding:0;font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-color);-webkit-font-smoothing:antialiased}#root{display:flex;justify-content:center;align-items:center;min-height:100vh}.card{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;padding:2rem;width:100%;max-width:400px;box-shadow:0 4px 12px #00000080}h1{font-size:1.5rem;font-weight:600;margin-bottom:1.5rem;color:var(--primary-color);text-align:center}.input-group{margin-bottom:1rem}label{display:block;margin-bottom:.5rem;font-size:.9rem;color:#8b949e}input{width:100%;padding:.75rem;background-color:#0d1117;border:1px solid var(--border-color);border-radius:6px;color:var(--text-color);font-size:1rem;box-sizing:border-box}input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #a091ff4d}button{width:100%;padding:.75rem;background:linear-gradient(135deg,var(--primary-color),#7b6be6);color:#fff;border:none;border-radius:6px;font-size:1rem;font-weight:600;cursor:pointer;transition:opacity .2s}button:hover{opacity:.9}button:disabled{background:#30363d;cursor:not-allowed;opacity:.6}.status{margin-top:1.5rem;padding:1rem;border-radius:6px;background-color:#23863633;border:1px solid var(--secondary-color);font-size:.9rem}.hash-display{display:block;margin-top:.5rem;font-family:monospace;word-break:break-all;color:#a5d6ff;font-size:.8rem}