.srp-container {
    max-width: 480px;
    margin: 30px auto;
    padding: 30px;
    border: 1px solid #e2e2e2;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: #fff;
}

.srp-container h3 {
    margin-top: 0;
    color: #1e3a8a;
}

.srp-step label {
    display: block;
    margin: 12px 0 5px;
    font-weight: 600;
    font-size: 14px;
    color: #333;
}

.srp-step input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 14px;
    box-sizing: border-box;
}

.srp-btn {
    margin-top: 18px;
    padding: 10px 20px;
    background: #1e3a8a;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
}

.srp-btn:hover {
    background: #16296b;
}

.srp-btn-secondary {
    background: #6b7280;
    margin-left: 8px;
}

.srp-btn-secondary:hover {
    background: #4b5563;
}

.srp-msg {
    margin-top: 10px;
    font-size: 13px;
    color: #dc2626;
}

.srp-hidden {
    display: none;
}

#srp-step-success {
    text-align: center;
}

#srp-final-rollno {
    font-size: 22px;
    color: #16a34a;
}