:root{--bg-dark:#0b0f19;--card-bg:#111827;--card-inner:#1f293d;--border-color:#374151;--accent-blue:#3b82f6;--accent-blue-hover:#2563eb;--accent-green:#22c55e;--accent-green-hover:#16a34a;--accent-purple:#8b5cf6;--accent-purple-hover:#7c3aed;--accent-red:#ef4444;--text-primary:#f9fafb;--text-secondary:#9ca3af}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}.main-container{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem 1rem}.hero-header{max-width:600px;width:100%;text-align:center;margin-bottom:2.5rem}.hero-title{font-size:2.25rem;font-weight:800;letter-spacing:-.025em;color:#fff;margin-bottom:.75rem}.hero-sub{color:var(--text-secondary);font-size:1rem;line-height:1.5}.handshake-card{width:100%;max-width:520px;background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;padding:1.75rem;box-shadow:0 20px 40px rgba(0,0,0,.5);display:flex;flex-direction:column;gap:1.5rem}.card-header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border-color);padding-bottom:1rem}.card-title{font-size:1.15rem;font-weight:700;color:#fff}.p2p-badge{font-size:.75rem;font-weight:600;padding:4px 10px;border-radius:9999px;background:rgba(59,130,246,.15);color:#60a5fa;border:1px solid rgba(59,130,246,.3)}.step-box{background-color:var(--card-inner);border:1px solid var(--border-color);border-radius:12px;padding:1.25rem;display:flex;flex-direction:column;gap:.85rem}.step-label-row{display:flex;justify-content:space-between;align-items:center;font-size:.75rem;font-weight:700;color:var(--text-secondary);letter-spacing:.05em}.step-price-tag{font-size:1rem;font-weight:800;color:var(--accent-green)}.upi-display-box{background-color:#0d1322;border:1px solid var(--border-color);border-radius:8px;padding:.75rem 1rem;display:flex;flex-direction:column;gap:4px}.upi-label{font-size:.75rem;color:var(--text-secondary)}.upi-value-row{display:flex;justify-content:space-between;align-items:center;font-family:monospace;font-size:.95rem;font-weight:700;color:#fff}.copy-btn{background:transparent;border:none;color:var(--accent-blue);font-size:.8rem;font-weight:600;cursor:pointer}.copy-btn:hover{text-decoration:underline}.btn-action{width:100%;padding:.85rem 1rem;border-radius:8px;font-size:.9rem;font-weight:600;cursor:pointer;border:none;transition:all .15s ease;display:flex;align-items:center;justify-content:center;gap:8px}.btn-blue{background-color:var(--accent-blue);color:#fff}.btn-blue:hover:not(:disabled){background-color:var(--accent-blue-hover)}.btn-green{background-color:var(--accent-green);color:#fff}.btn-green:hover:not(:disabled){background-color:var(--accent-green-hover)}.btn-purple{background-color:var(--accent-purple);color:#fff}.btn-purple:hover:not(:disabled){background-color:var(--accent-purple-hover)}.btn-action:disabled{opacity:.5;cursor:not-allowed}.status-message{font-size:.8rem;font-weight:600;padding:6px 0}.status-amber{color:#f59e0b}.status-green{color:#4ade80}.success-banner{background-color:rgba(34,197,94,.15);border:1px solid rgba(34,197,94,.4);color:#4ade80;padding:1rem;border-radius:10px;text-align:center;font-size:.9rem;font-weight:600}.dispute-footer{border-top:1px solid var(--border-color);padding-top:.85rem;display:flex;justify-content:space-between;align-items:center;font-size:.8rem}.dispute-link{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;text-decoration:underline;font-size:.8rem}.dispute-link:hover{color:var(--accent-red)}.dispute-form{display:flex;flex-direction:column;gap:8px;margin-top:8px}.dispute-textarea{width:100%;background-color:#0d1322;border:1px solid var(--border-color);border-radius:8px;padding:10px;color:#fff;font-size:.85rem;outline:none;resize:vertical}.btn-red{background-color:var(--accent-red);color:#fff}